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| author | Tom Rini <trini@konsulko.com> | 2019-07-11 18:08:44 -0400 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2019-07-11 18:08:44 -0400 |
| commit | 79b8d3c285f4f1c2ee4b27367f2ca3ecb76ed9ce (patch) | |
| tree | 20571bc51871460b41b53c906881541e4ee2ce5c | |
| parent | 5acce685c9227b3d4b48f6fab6a33f6d74ca9c14 (diff) | |
| parent | 2ce6b82d340cf1b1e5a43f1b5c8965d0067d5246 (diff) | |
| download | u-boot-79b8d3c285f4f1c2ee4b27367f2ca3ecb76ed9ce.zip u-boot-79b8d3c285f4f1c2ee4b27367f2ca3ecb76ed9ce.tar.gz u-boot-79b8d3c285f4f1c2ee4b27367f2ca3ecb76ed9ce.tar.bz2 | |
Merge tag 'uniphier-v2019.10' of https://gitlab.denx.de/u-boot/custodians/u-boot-uniphier
UniPhier SoC updates for v2019.10
- import DT updates from Linux
- add UniPhier SPI controller driver
- make U-Boot image for 64bit SoCs position independent
- tidy up various init code for next generation SoCs
- misc cleanups
70 files changed, 1207 insertions, 491 deletions
@@ -874,7 +874,7 @@ ifneq ($(CONFIG_BUILD_TARGET),) ALL-y += $(CONFIG_BUILD_TARGET:"%"=%) endif -ifneq ($(CONFIG_SYS_INIT_SP_BSS_OFFSET),) +ifdef CONFIG_INIT_SP_RELATIVE ALL-y += init_sp_bss_offset_check endif @@ -1155,7 +1155,7 @@ binary_size_check: u-boot-nodtb.bin FORCE fi \ fi -ifneq ($(CONFIG_SYS_INIT_SP_BSS_OFFSET),) +ifdef CONFIG_INIT_SP_RELATIVE ifneq ($(CONFIG_SYS_MALLOC_F_LEN),) subtract_sys_malloc_f_len = space=$$(($${space} - $(CONFIG_SYS_MALLOC_F_LEN))) else diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index f5a7630..8754197 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -20,15 +20,25 @@ config POSITION_INDEPENDENT information that is embedded into the binary to support U-Boot relocating itself to the top-of-RAM later during execution. -config SYS_INIT_SP_BSS_OFFSET - int +config INIT_SP_RELATIVE + bool "Specify the early stack pointer relative to the .bss section" help U-Boot typically uses a hard-coded value for the stack pointer - before relocation. Define this option to instead calculate the + before relocation. Enable this option to instead calculate the initial SP at run-time. This is useful to avoid hard-coding addresses into U-Boot, so that can be loaded and executed at arbitrary - addresses and thus avoid using arbitrary addresses at runtime. This - option's value is the offset added to &_bss_start in order to + addresses and thus avoid using arbitrary addresses at runtime. + + If this option is enabled, the early stack pointer is set to + &_bss_start with a offset value added. The offset is specified by + SYS_INIT_SP_BSS_OFFSET. + +config SYS_INIT_SP_BSS_OFFSET + int "Early stack offset from the .bss base address" + depends on INIT_SP_RELATIVE + default 524288 + help + This option's value is the offset added to &_bss_start in order to calculate the stack pointer. This offset should be large enough so that the early malloc region, global data (gd), and early stack usage do not overlap any appended DTB. diff --git a/arch/arm/cpu/armv8/linux-kernel-image-header-vars.h b/arch/arm/cpu/armv8/linux-kernel-image-header-vars.h index fa6e86d..b4220e4 100644 --- a/arch/arm/cpu/armv8/linux-kernel-image-header-vars.h +++ b/arch/arm/cpu/armv8/linux-kernel-image-header-vars.h @@ -48,7 +48,7 @@ #define __MAX(a, b) (((a) > (b)) ? (a) : (b)) #define __CODE_DATA_SIZE (__bss_start - _start) #define __BSS_SIZE (__bss_end - __bss_start) -#ifdef CONFIG_SYS_INIT_SP_BSS_OFFSET +#ifdef CONFIG_INIT_SP_RELATIVE #define __MAX_EXTRA_RAM_USAGE __MAX(__BSS_SIZE, CONFIG_SYS_INIT_SP_BSS_OFFSET) #else #define __MAX_EXTRA_RAM_USAGE __BSS_SIZE diff --git a/arch/arm/dts/uniphier-ld11.dtsi b/arch/arm/dts/uniphier-ld11.dtsi index a3cd475..337a353 100644 --- a/arch/arm/dts/uniphier-ld11.dtsi +++ b/arch/arm/dts/uniphier-ld11.dtsi @@ -8,8 +8,6 @@ #include <dt-bindings/gpio/gpio.h> #include <dt-bindings/gpio/uniphier-gpio.h> -/memreserve/ 0x80000000 0x02000000; - / { compatible = "socionext,uniphier-ld11"; #address-cells = <2>; @@ -110,6 +108,17 @@ <1 10 4>; }; + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + secure-memory@81000000 { + reg = <0x0 0x81000000 0x0 0x01000000>; + no-map; + }; + }; + soc@0 { compatible = "simple-bus"; #address-cells = <1>; diff --git a/arch/arm/dts/uniphier-ld20.dtsi b/arch/arm/dts/uniphier-ld20.dtsi index baf2326..3721110 100644 --- a/arch/arm/dts/uniphier-ld20.dtsi +++ b/arch/arm/dts/uniphier-ld20.dtsi @@ -9,8 +9,6 @@ #include <dt-bindings/gpio/uniphier-gpio.h> #include <dt-bindings/thermal/thermal.h> -/memreserve/ 0x80000000 0x02000000; - / { compatible = "socionext,uniphier-ld20"; #address-cells = <2>; @@ -215,6 +213,17 @@ }; }; + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + secure-memory@81000000 { + reg = <0x0 0x81000000 0x0 0x01000000>; + no-map; + }; + }; + soc@0 { compatible = "simple-bus"; #address-cells = <1>; diff --git a/arch/arm/dts/uniphier-pxs3.dtsi b/arch/arm/dts/uniphier-pxs3.dtsi index 961d4d3..b1aff28 100644 --- a/arch/arm/dts/uniphier-pxs3.dtsi +++ b/arch/arm/dts/uniphier-pxs3.dtsi @@ -8,8 +8,6 @@ #include <dt-bindings/gpio/gpio.h> #include <dt-bindings/gpio/uniphier-gpio.h> -/memreserve/ 0x80000000 0x02000000; - / { compatible = "socionext,uniphier-pxs3"; #address-cells = <2>; @@ -138,6 +136,17 @@ <1 10 4>; }; + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + secure-memory@81000000 { + reg = <0x0 0x81000000 0x0 0x01000000>; + no-map; + }; + }; + soc@0 { compatible = "simple-bus"; #address-cells = <1>; diff --git a/arch/arm/lib/crt0_64.S b/arch/arm/lib/crt0_64.S index d6b632a..e76b25a 100644 --- a/arch/arm/lib/crt0_64.S +++ b/arch/arm/lib/crt0_64.S @@ -72,7 +72,7 @@ ENTRY(_main) ldr x0, =(CONFIG_TPL_STACK) #elif defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_STACK) ldr x0, =(CONFIG_SPL_STACK) -#elif defined(CONFIG_SYS_INIT_SP_BSS_OFFSET) +#elif defined(CONFIG_INIT_SP_RELATIVE) adr x0, __bss_start add x0, x0, #CONFIG_SYS_INIT_SP_BSS_OFFSET #else diff --git a/arch/arm/mach-tegra/Kconfig b/arch/arm/mach-tegra/Kconfig index 97e22ea..ff9f29f 100644 --- a/arch/arm/mach-tegra/Kconfig +++ b/arch/arm/mach-tegra/Kconfig @@ -86,6 +86,7 @@ config TEGRA_ARMV7_COMMON config TEGRA_ARMV8_COMMON bool "Tegra 64-bit common options" select ARM64 + select INIT_SP_RELATIVE select LINUX_KERNEL_IMAGE_HEADER select POSITION_INDEPENDENT select TEGRA_COMMON diff --git a/arch/arm/mach-tegra/tegra186/Kconfig b/arch/arm/mach-tegra/tegra186/Kconfig index 479c095..b2e53b5 100644 --- a/arch/arm/mach-tegra/tegra186/Kconfig +++ b/arch/arm/mach-tegra/tegra186/Kconfig @@ -21,9 +21,6 @@ endchoice config SYS_SOC default "tegra186" -config SYS_INIT_SP_BSS_OFFSET - default 524288 - source "board/nvidia/p2771-0000/Kconfig" endif diff --git a/arch/arm/mach-tegra/tegra210/Kconfig b/arch/arm/mach-tegra/tegra210/Kconfig index 250738a..3637473 100644 --- a/arch/arm/mach-tegra/tegra210/Kconfig +++ b/arch/arm/mach-tegra/tegra210/Kconfig @@ -40,9 +40,6 @@ endchoice config SYS_SOC default "tegra210" -config SYS_INIT_SP_BSS_OFFSET - default 524288 - source "board/nvidia/e2220-1170/Kconfig" source "board/nvidia/p2371-0000/Kconfig" source "board/nvidia/p2371-2180/Kconfig" diff --git a/arch/arm/mach-uniphier/Makefile b/arch/arm/mach-uniphier/Makefile index d0c39d42..115af24 100644 --- a/arch/arm/mach-uniphier/Makefile +++ b/arch/arm/mach-uniphier/Makefile @@ -13,18 +13,20 @@ else obj-$(CONFIG_DISPLAY_CPUINFO) += cpu-info.o obj-y += dram_init.o obj-y += board_init.o +obj-$(CONFIG_ARCH_UNIPHIER_V8_MULTI) += base-address.o obj-$(CONFIG_BOARD_LATE_INIT) += board_late_init.o ifndef CONFIG_SYSRESET obj-y += reset.o endif -obj-$(CONFIG_MICRO_SUPPORT_CARD) += sbc/ micro-support-card.o +obj-$(CONFIG_MICRO_SUPPORT_CARD) += micro-support-card.o obj-y += pinctrl-glue.o obj-$(CONFIG_MMC) += mmc-first-dev.o obj-y += fdt-fixup.o endif +obj-y += sbc/ obj-y += soc-info.o obj-y += boot-device/ obj-y += clk/ diff --git a/arch/arm/mach-uniphier/arm32/debug_ll.S b/arch/arm/mach-uniphier/arm32/debug_ll.S index e56e1f6..3fed798 100644 --- a/arch/arm/mach-uniphier/arm32/debug_ll.S +++ b/arch/arm/mach-uniphier/arm32/debug_ll.S @@ -22,7 +22,7 @@ #define DIV_ROUND(x, d) (((x) + ((d) / 2)) / (d)) .macro sg_set_pinsel, pin, muxval, mux_bits, reg_stride, ra, rd - ldr \ra, =(SG_PINCTRL_BASE + \pin * \mux_bits / 32 * \reg_stride) + ldr \ra, =(SG_BASE + SG_PINCTRL_BASE + \pin * \mux_bits / 32 * \reg_stride) ldr \rd, [\ra] and \rd, \rd, #~(((1 << \mux_bits) - 1) << (\pin * \mux_bits % 32)) orr \rd, \rd, #(\muxval << (\pin * \mux_bits % 32)) @@ -30,7 +30,7 @@ .endm ENTRY(debug_ll_init) - ldr r0, =SG_REVISION + ldr r0, =(SG_BASE + SG_REVISION) ldr r1, [r0] and r1, r1, #SG_REVISION_TYPE_MASK mov r1, r1, lsr #SG_REVISION_TYPE_SHIFT @@ -40,7 +40,7 @@ ENTRY(debug_ll_init) cmp r1, #0x26 bne ld4_end - ldr r0, =SG_IECTRL + ldr r0, =(SG_BASE + SG_IECTRL) ldr r1, [r0] orr r1, r1, #1 str r1, [r0] @@ -59,11 +59,11 @@ ld4_end: sg_set_pinsel 128, 0, 4, 8, r0, r1 @ TXD0 -> TXD0 - ldr r0, =SG_LOADPINCTRL + ldr r0, =(SG_BASE + SG_LOADPINCTRL) mov r1, #1 str r1, [r0] - ldr r0, =SC_CLKCTRL + ldr r0, =(SC_BASE + SC_CLKCTRL) ldr r1, [r0] orr r1, r1, #SC_CLKCTRL_CEN_PERI str r1, [r0] @@ -78,7 +78,7 @@ pro4_end: cmp r1, #0x29 bne sld8_end - ldr r0, =SG_IECTRL + ldr r0, =(SG_BASE + SG_IECTRL) ldr r1, [r0] orr r1, r1, #1 str r1, [r0] @@ -100,11 +100,11 @@ sld8_end: sg_set_pinsel 51, 0, 4, 8, r0, r1 @ TXD2 -> TXD2 sg_set_pinsel 53, 0, 4, 8, r0, r1 @ TXD3 -> TXD3 - ldr r0, =SG_LOADPINCTRL + ldr r0, =(SG_BASE + SG_LOADPINCTRL) mov r1, #1 str r1, [r0] - ldr r0, =SC_CLKCTRL + ldr r0, =(SC_BASE + SC_CLKCTRL) ldr r1, [r0] orr r1, r1, #SC_CLKCTRL_CEN_PERI str r1, [r0] @@ -119,7 +119,7 @@ pro5_end: cmp r1, #0x2E bne pxs2_end - ldr r0, =SG_IECTRL + ldr r0, =(SG_BASE + SG_IECTRL) ldr r1, [r0] orr r1, r1, #1 str r1, [r0] @@ -129,7 +129,7 @@ pro5_end: sg_set_pinsel 113, 8, 8, 4, r0, r1 @ TXD2 -> TXD2 sg_set_pinsel 219, 8, 8, 4, r0, r1 @ TXD3 -> TXD3 - ldr r0, =SC_CLKCTRL + ldr r0, =(SC_BASE + SC_CLKCTRL) ldr r1, [r0] orr r1, r1, #SC_CLKCTRL_CEN_PERI str r1, [r0] @@ -144,7 +144,7 @@ pxs2_end: cmp r1, #0x2F bne ld6b_end - ldr r0, =SG_IECTRL + ldr r0, =(SG_BASE + SG_IECTRL) ldr r1, [r0] orr r1, r1, #1 str r1, [r0] @@ -153,7 +153,7 @@ pxs2_end: sg_set_pinsel 115, 0, 8, 4, r0, r1 @ TXD1 -> TXD1 sg_set_pinsel 113, 2, 8, 4, r0, r1 @ SBO0 -> TXD2 - ldr r0, =SC_CLKCTRL + ldr r0, =(SC_BASE + SC_CLKCTRL) ldr r1, [r0] orr r1, r1, #SC_CLKCTRL_CEN_PERI str r1, [r0] diff --git a/arch/arm/mach-uniphier/arm64/mem_map.c b/arch/arm/mach-uniphier/arm64/mem_map.c index 35e75e2..7653bd2 100644 --- a/arch/arm/mach-uniphier/arm64/mem_map.c +++ b/arch/arm/mach-uniphier/arm64/mem_map.c @@ -7,6 +7,8 @@ #include <linux/types.h> #include <asm/armv8/mmu.h> +#include "../init.h" + static struct mm_region uniphier_mem_map[] = { { .virt = 0x00000000, @@ -27,3 +29,11 @@ static struct mm_region uniphier_mem_map[] = { }; struct mm_region *mem_map = uniphier_mem_map; + +void uniphier_mem_map_init(unsigned long dram_base, unsigned long dram_size) +{ + uniphier_mem_map[0].size = dram_base; + uniphier_mem_map[1].virt = dram_base; + uniphier_mem_map[1].phys = dram_base; + uniphier_mem_map[1].size = dram_size; +} diff --git a/arch/arm/mach-uniphier/base-address.c b/arch/arm/mach-uniphier/base-address.c new file mode 100644 index 0000000..5ee742e --- /dev/null +++ b/arch/arm/mach-uniphier/base-address.c @@ -0,0 +1,67 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright (C) 2019 Socionext Inc. +// Author: Masahiro Yamada <yamada.masahiro@socionext.com> + +#include <common.h> +#include <dm/of.h> +#include <fdt_support.h> +#include <linux/io.h> +#include <linux/libfdt.h> +#include <linux/sizes.h> +#include <asm/global_data.h> + +#include "base-address.h" +#include "sc64-regs.h" +#include "sg-regs.h" + +/* + * Dummy initializers are needed to allocate these to .data section instead of + * .bss section. The .bss section is unusable before relocation because the + * .bss section and DT share the same address. Without the initializers, + * DT would be broken. + */ +void __iomem *sc_base = (void *)0xdeadbeef; +void __iomem *sg_base = (void *)0xdeadbeef; + +static u64 uniphier_base_address_get(const char *compat_tail) +{ + DECLARE_GLOBAL_DATA_PTR; + const void *fdt = gd->fdt_blob; + int offset, len, i; + const char *str; + + for (offset = fdt_next_node(fdt, 0, NULL); + offset >= 0; + offset = fdt_next_node(fdt, offset, NULL)) { + for (i = 0; + (str = fdt_stringlist_get(fdt, offset, "compatible", i, &len)); + i++) { + if (!memcmp(compat_tail, + str + len - strlen(compat_tail), + strlen(compat_tail))) + return fdt_get_base_address(fdt, offset); + } + } + + return OF_BAD_ADDR; +} + +int uniphier_base_address_init(void) +{ + u64 base; + + base = uniphier_base_address_get("-soc-glue"); + if (base == OF_BAD_ADDR) + return -EINVAL; + + sg_base = ioremap(base, SZ_8K); + + base = uniphier_base_address_get("-sysctrl"); + if (base == OF_BAD_ADDR) + return -EINVAL; + + sc_base = ioremap(base, SZ_64K); + + return 0; +} diff --git a/arch/arm/mach-uniphier/base-address.h b/arch/arm/mach-uniphier/base-address.h new file mode 100644 index 0000000..6158ce7 --- /dev/null +++ b/arch/arm/mach-uniphier/base-address.h @@ -0,0 +1,18 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) 2019 Socionext Inc. + */ + +#ifndef __UNIPHIER_BASE_ADDRESS_H +#define __UNIPHIER_BASE_ADDRESS_H + +#ifdef CONFIG_ARCH_UNIPHIER_V8_MULTI +int uniphier_base_address_init(void); +#else +static inline int uniphier_base_address_init(void) +{ + return 0; +} +#endif + +#endif /* __UNIPHIER_BASE_ADDRESS_H */ diff --git a/arch/arm/mach-uniphier/board_late_init.c b/arch/arm/mach-uniphier/board_late_init.c index 972dbe8..3180b24 100644 --- a/arch/arm/mach-uniphier/board_late_init.c +++ b/arch/arm/mach-uniphier/board_late_init.c @@ -31,24 +31,25 @@ static void nand_denali_wp_disable(void) #endif } -static int uniphier_set_fdt_file(void) +static void uniphier_set_env_fdt_file(void) { DECLARE_GLOBAL_DATA_PTR; const char *compat; char dtb_name[256]; int buf_len = sizeof(dtb_name); + int ret; if (env_get("fdtfile")) - return 0; /* do nothing if it is already set */ + return; /* do nothing if it is already set */ compat = fdt_stringlist_get(gd->fdt_blob, 0, "compatible", 0, NULL); if (!compat) - return -EINVAL; + goto fail; /* rip off the vendor prefix "socionext," */ compat = strchr(compat, ','); if (!compat) - return -EINVAL; + goto fail; compat++; strncpy(dtb_name, compat, buf_len); @@ -56,7 +57,43 @@ static int uniphier_set_fdt_file(void) strncat(dtb_name, ".dtb", buf_len); - return env_set("fdtfile", dtb_name); + ret = env_set("fdtfile", dtb_name); + if (ret) + goto fail; + + return; +fail: + pr_warn("\"fdt_file\" environment variable was not set correctly\n"); +} + +static void uniphier_set_env_addr(const char *env, const char *offset_env) +{ + unsigned long offset = 0; + const char *str; + char *end; + int ret; + + if (env_get(env)) + return; /* do nothing if it is already set */ + + if (offset_env) { + str = env_get(offset_env); + if (!str) + goto fail; + + offset = simple_strtoul(str, &end, 16); + if (*end) + goto fail; + } + + ret = env_set_hex(env, gd->ram_base + offset); + if (ret) + goto fail; + + return; + +fail: + pr_warn("\"%s\" environment variable was not set correctly\n", env); } int board_late_init(void) @@ -68,6 +105,10 @@ int board_late_init(void) printf("eMMC Boot"); env_set("bootdev", "emmc"); break; + case BOOT_DEVICE_MMC2: + printf("SD Boot"); + env_set("bootdev", "sd"); + break; case BOOT_DEVICE_NAND: printf("NAND Boot"); env_set("bootdev", "nand"); @@ -92,8 +133,15 @@ int board_late_init(void) printf("\n"); - if (uniphier_set_fdt_file()) - pr_warn("fdt_file environment was not set correctly\n"); + uniphier_set_env_fdt_file(); + + uniphier_set_env_addr("dram_base", NULL); + + uniphier_set_env_addr("loadaddr", "loadaddr_offset"); + + uniphier_set_env_addr("kernel_addr_r", "kernel_addr_r_offset"); + uniphier_set_env_addr("ramdisk_addr_r", "ramdisk_addr_r_offset"); + uniphier_set_env_addr("fdt_addr_r", "fdt_addr_r_offset"); return 0; } diff --git a/arch/arm/mach-uniphier/boot-device/boot-device-ld11.c b/arch/arm/mach-uniphier/boot-device/boot-device-ld11.c index 10093be..11e70a9 100644 --- a/arch/arm/mach-uniphier/boot-device/boot-device-ld11.c +++ b/arch/arm/mach-uniphier/boot-device/boot-device-ld11.c @@ -58,11 +58,3 @@ int uniphier_ld20_boot_device_is_usb(u32 pinmon) { return !!(~pinmon & 0x00000780); } - -unsigned int uniphier_ld11_boot_device_fixup(unsigned int mode) -{ - if (mode == BOOT_DEVICE_MMC1 || mode == BOOT_DEVICE_USB) - mode = BOOT_DEVICE_BOARD; - - return mode; -} diff --git a/arch/arm/mach-uniphier/boot-device/boot-device-pxs3.c b/arch/arm/mach-uniphier/boot-device/boot-device-pxs3.c index 01a72c0..2edf66d 100644 --- a/arch/arm/mach-uniphier/boot-device/boot-device-pxs3.c +++ b/arch/arm/mach-uniphier/boot-device/boot-device-pxs3.c @@ -36,5 +36,5 @@ const unsigned uniphier_pxs3_boot_device_count = int uniphier_pxs3_boot_device_is_usb(u32 pinmon) { - return !!(readl(SG_PINMON2) & BIT(31)); + return !!(readl(sg_base + SG_PINMON2) & BIT(31)); } diff --git a/arch/arm/mach-uniphier/boot-device/boot-device.c b/arch/arm/mach-uniphier/boot-device/boot-device.c index 23be8cf..83f8c6a 100644 --- a/arch/arm/mach-uniphier/boot-device/boot-device.c +++ b/arch/arm/mach-uniphier/boot-device/boot-device.c @@ -7,6 +7,7 @@ #include <common.h> #include <spl.h> #include <stdio.h> +#include <linux/io.h> #include <linux/log2.h> #include "../init.h" @@ -20,9 +21,11 @@ struct uniphier_boot_device_info { unsigned int boot_device_sel_shift; const struct uniphier_boot_device *boot_device_table; const unsigned int *boot_device_count; + int (*boot_device_is_sd)(u32 pinmon); int (*boot_device_is_usb)(u32 pinmon); unsigned int (*boot_device_fixup)(unsigned int mode); - int have_internal_stm; + int (*boot_is_swapped)(void); + bool have_internal_stm; }; static const struct uniphier_boot_device_info uniphier_boot_device_info[] = { @@ -32,7 +35,8 @@ static const struct uniphier_boot_device_info uniphier_boot_device_info[] = { .boot_device_sel_shift = 1, .boot_device_table = uniphier_ld4_boot_device_table, .boot_device_count = &uniphier_ld4_boot_device_count, - .have_internal_stm = 1, + .boot_is_swapped = uniphier_sbc_boot_is_swapped, + .have_internal_stm = true, }, #endif #if defined(CONFIG_ARCH_UNIPHIER_PRO4) @@ -41,7 +45,8 @@ static const struct uniphier_boot_device_info uniphier_boot_device_info[] = { .boot_device_sel_shift = 1, .boot_device_table = uniphier_ld4_boot_device_table, .boot_device_count = &uniphier_ld4_boot_device_count, - .have_internal_stm = 0, + .boot_is_swapped = uniphier_sbc_boot_is_swapped, + .have_internal_stm = false, }, #endif #if defined(CONFIG_ARCH_UNIPHIER_SLD8) @@ -50,7 +55,8 @@ static const struct uniphier_boot_device_info uniphier_boot_device_info[] = { .boot_device_sel_shift = 1, .boot_device_table = uniphier_ld4_boot_device_table, .boot_device_count = &uniphier_ld4_boot_device_count, - .have_internal_stm = 1, + .boot_is_swapped = uniphier_sbc_boot_is_swapped, + .have_internal_stm = true, }, #endif #if defined(CONFIG_ARCH_UNIPHIER_PRO5) @@ -59,7 +65,8 @@ static const struct uniphier_boot_device_info uniphier_boot_device_info[] = { .boot_device_sel_shift = 1, .boot_device_table = uniphier_pro5_boot_device_table, .boot_device_count = &uniphier_pro5_boot_device_count, - .have_internal_stm = 0, + .boot_is_swapped = uniphier_sbc_boot_is_swapped, + .have_internal_stm = false, }, #endif #if defined(CONFIG_ARCH_UNIPHIER_PXS2) @@ -70,7 +77,8 @@ static const struct uniphier_boot_device_info uniphier_boot_device_info[] = { .boot_device_count = &uniphier_pxs2_boot_device_count, .boot_device_is_usb = uniphier_pxs2_boot_device_is_usb, .boot_device_fixup = uniphier_pxs2_boot_device_fixup, - .have_internal_stm = 0, + .boot_is_swapped = uniphier_sbc_boot_is_swapped, + .have_internal_stm = false, }, #endif #if defined(CONFIG_ARCH_UNIPHIER_LD6B) @@ -81,7 +89,8 @@ static const struct uniphier_boot_device_info uniphier_boot_device_info[] = { .boot_device_count = &uniphier_pxs2_boot_device_count, .boot_device_is_usb = uniphier_pxs2_boot_device_is_usb, .boot_device_fixup = uniphier_pxs2_boot_device_fixup, - .have_internal_stm = 1, /* STM on A-chip */ + .boot_is_swapped = uniphier_sbc_boot_is_swapped, + .have_internal_stm = true, /* STM on A-chip */ }, #endif #if defined(CONFIG_ARCH_UNIPHIER_LD11) @@ -91,8 +100,8 @@ static const struct uniphier_boot_device_info uniphier_boot_device_info[] = { .boot_device_table = uniphier_ld11_boot_device_table, .boot_device_count = &uniphier_ld11_boot_device_count, .boot_device_is_usb = uniphier_ld11_boot_device_is_usb, - .boot_device_fixup = uniphier_ld11_boot_device_fixup, - .have_internal_stm = 1, + .boot_is_swapped = uniphier_sbc_boot_is_swapped, + .have_internal_stm = true, }, #endif #if defined(CONFIG_ARCH_UNIPHIER_LD20) @@ -102,8 +111,8 @@ static const struct uniphier_boot_device_info uniphier_boot_device_info[] = { .boot_device_table = uniphier_ld11_boot_device_table, .boot_device_count = &uniphier_ld11_boot_device_count, .boot_device_is_usb = uniphier_ld20_boot_device_is_usb, - .boot_device_fixup = uniphier_ld11_boot_device_fixup, - .have_internal_stm = 1, + .boot_is_swapped = uniphier_sbc_boot_is_swapped, + .have_internal_stm = true, }, #endif #if defined(CONFIG_ARCH_UNIPHIER_PXS3) @@ -113,7 +122,8 @@ static const struct uniphier_boot_device_info uniphier_boot_device_info[] = { .boot_device_table = uniphier_pxs3_boot_device_table, .boot_device_count = &uniphier_pxs3_boot_device_count, .boot_device_is_usb = uniphier_pxs3_boot_device_is_usb, - .have_internal_stm = 0, + .boot_is_swapped = uniphier_sbc_boot_is_swapped, + .have_internal_stm = false, }, #endif }; @@ -126,10 +136,13 @@ static unsigned int __uniphier_boot_device_raw( u32 pinmon; unsigned int boot_sel; - if (boot_is_swapped()) + if (info->boot_is_swapped && info->boot_is_swapped()) return BOOT_DEVICE_NOR; - pinmon = readl(SG_PINMON0); + pinmon = readl(sg_base + SG_PINMON0); + + if (info->boot_device_is_sd && info->boot_device_is_sd(pinmon)) + return BOOT_DEVICE_MMC2; if (info->boot_device_is_usb && info->boot_device_is_usb(pinmon)) return BOOT_DEVICE_USB; @@ -187,7 +200,7 @@ int uniphier_have_internal_stm(void) int uniphier_boot_from_backend(void) { - return !!(readl(SG_PINMON0) & BIT(27)); + return !!(readl(sg_base + SG_PINMON0) & BIT(27)); } #ifndef CONFIG_SPL_BUILD @@ -209,9 +222,15 @@ static int do_pinmon(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) printf("STB Micon: %s\n", uniphier_boot_from_backend() ? "OFF" : "ON"); - printf("Boot Swap: %s\n", boot_is_swapped() ? "ON" : "OFF"); + if (info->boot_is_swapped) + printf("Boot Swap: %s\n", + info->boot_is_swapped() ? "ON" : "OFF"); + + pinmon = readl(sg_base + SG_PINMON0); - pinmon = readl(SG_PINMON0); + if (info->boot_device_is_sd) + printf("SD Boot: %s\n", + info->boot_device_is_sd(pinmon) ? "ON" : "OFF"); if (info->boot_device_is_usb) printf("USB Boot: %s\n", diff --git a/arch/arm/mach-uniphier/boot-device/boot-device.h b/arch/arm/mach-uniphier/boot-device/boot-device.h index 44579f1..bbb6343 100644 --- a/arch/arm/mach-uniphier/boot-device/boot-device.h +++ b/arch/arm/mach-uniphier/boot-device/boot-device.h @@ -30,6 +30,5 @@ int uniphier_ld20_boot_device_is_usb(u32 pinmon); int uniphier_pxs3_boot_device_is_usb(u32 pinmon); unsigned int uniphier_pxs2_boot_device_fixup(unsigned int mode); -unsigned int uniphier_ld11_boot_device_fixup(unsigned int mode); #endif /* _UNIPHIER_BOOT_DEVICE_H_ */ diff --git a/arch/arm/mach-uniphier/clk/Makefile b/arch/arm/mach-uniphier/clk/Makefile index 3d741b4..d12f49e 100644 --- a/arch/arm/mach-uniphier/clk/Makefile +++ b/arch/arm/mach-uniphier/clk/Makefile @@ -17,12 +17,8 @@ obj-$(CONFIG_ARCH_UNIPHIER_SLD8) += clk-ld4.o pll-ld4.o dpll-tail.o obj-$(CONFIG_ARCH_UNIPHIER_PRO5) += clk-pro5.o obj-$(CONFIG_ARCH_UNIPHIER_PXS2) += clk-pxs2.o obj-$(CONFIG_ARCH_UNIPHIER_LD6B) += clk-pxs2.o -obj-$(CONFIG_ARCH_UNIPHIER_LD11) += clk-ld11.o pll-ld11.o -obj-$(CONFIG_ARCH_UNIPHIER_LD20) += clk-ld20.o pll-ld20.o -obj-$(CONFIG_ARCH_UNIPHIER_PXS3) += clk-pxs3.o pll-pxs3.o +obj-$(CONFIG_ARCH_UNIPHIER_LD11) += clk-ld11.o pll-base-ld20.o pll-ld11.o +obj-$(CONFIG_ARCH_UNIPHIER_LD20) += clk-ld20.o pll-base-ld20.o pll-ld20.o +obj-$(CONFIG_ARCH_UNIPHIER_PXS3) += clk-pxs3.o pll-base-ld20.o pll-pxs3.o endif - -obj-$(CONFIG_ARCH_UNIPHIER_LD11) += pll-base-ld20.o -obj-$(CONFIG_ARCH_UNIPHIER_LD20) += pll-base-ld20.o -obj-$(CONFIG_ARCH_UNIPHIER_PXS3) += pll-base-ld20.o diff --git a/arch/arm/mach-uniphier/clk/clk-dram-ld4.c b/arch/arm/mach-uniphier/clk/clk-dram-ld4.c index 39cde44..c796d36 100644 --- a/arch/arm/mach-uniphier/clk/clk-dram-ld4.c +++ b/arch/arm/mach-uniphier/clk/clk-dram-ld4.c @@ -16,14 +16,14 @@ void uniphier_ld4_dram_clk_init(void) u32 tmp; /* deassert reset */ - tmp = readl(SC_RSTCTRL); + tmp = readl(sc_base + SC_RSTCTRL); tmp |= SC_RSTCTRL_NRST_UMC1 | SC_RSTCTRL_NRST_UMC0; - writel(tmp, SC_RSTCTRL); - readl(SC_RSTCTRL); /* dummy read */ + writel(tmp, sc_base + SC_RSTCTRL); + readl(sc_base + SC_RSTCTRL); /* dummy read */ /* provide clocks */ - tmp = readl(SC_CLKCTRL); + tmp = readl(sc_base + SC_CLKCTRL); tmp |= SC_CLKCTRL_CEN_UMC; - writel(tmp, SC_CLKCTRL); - readl(SC_CLKCTRL); /* dummy read */ + writel(tmp, sc_base + SC_CLKCTRL); + readl(sc_base + SC_CLKCTRL); /* dummy read */ } diff --git a/arch/arm/mach-uniphier/clk/clk-dram-pro5.c b/arch/arm/mach-uniphier/clk/clk-dram-pro5.c index 7674ceb..808d1eb 100644 --- a/arch/arm/mach-uniphier/clk/clk-dram-pro5.c +++ b/arch/arm/mach-uniphier/clk/clk-dram-pro5.c @@ -18,17 +18,17 @@ void uniphier_pro5_dram_clk_init(void) * UMCA1, UMC31: Ch0 (WIO1) * UMCA0, UMC30: Ch0 (WIO0) */ - tmp = readl(SC_RSTCTRL4); + tmp = readl(sc_base + SC_RSTCTRL4); tmp |= SC_RSTCTRL4_NRST_UMCSB | SC_RSTCTRL4_NRST_UMCA2 | SC_RSTCTRL4_NRST_UMCA1 | SC_RSTCTRL4_NRST_UMCA0 | SC_RSTCTRL4_NRST_UMC31 | SC_RSTCTRL4_NRST_UMC30; - writel(tmp, SC_RSTCTRL4); - readl(SC_RSTCTRL4); /* dummy read */ + writel(tmp, sc_base + SC_RSTCTRL4); + readl(sc_base + SC_RSTCTRL4); /* dummy read */ /* provide clocks */ - tmp = readl(SC_CLKCTRL4); + tmp = readl(sc_base + SC_CLKCTRL4); tmp |= SC_CLKCTRL4_CEN_UMCSB | SC_CLKCTRL4_CEN_UMC1 | SC_CLKCTRL4_CEN_UMC0; - writel(tmp, SC_CLKCTRL4); - readl(SC_CLKCTRL4); /* dummy read */ + writel(tmp, sc_base + SC_CLKCTRL4); + readl(sc_base + SC_CLKCTRL4); /* dummy read */ } diff --git a/arch/arm/mach-uniphier/clk/clk-dram-pxs2.c b/arch/arm/mach-uniphier/clk/clk-dram-pxs2.c index ad4e83a..b78bd01 100644 --- a/arch/arm/mach-uniphier/clk/clk-dram-pxs2.c +++ b/arch/arm/mach-uniphier/clk/clk-dram-pxs2.c @@ -15,18 +15,18 @@ void uniphier_pxs2_dram_clk_init(void) u32 tmp; /* deassert reset */ - tmp = readl(SC_RSTCTRL4); + tmp = readl(sc_base + SC_RSTCTRL4); tmp |= SC_RSTCTRL4_NRST_UMCSB | SC_RSTCTRL4_NRST_UMCA2 | SC_RSTCTRL4_NRST_UMCA1 | SC_RSTCTRL4_NRST_UMCA0 | SC_RSTCTRL4_NRST_UMC32 | SC_RSTCTRL4_NRST_UMC31 | SC_RSTCTRL4_NRST_UMC30; - writel(tmp, SC_RSTCTRL4); - readl(SC_RSTCTRL4); /* dummy read */ + writel(tmp, sc_base + SC_RSTCTRL4); + readl(sc_base + SC_RSTCTRL4); /* dummy read */ /* provide clocks */ - tmp = readl(SC_CLKCTRL4); + tmp = readl(sc_base + SC_CLKCTRL4); tmp |= SC_CLKCTRL4_CEN_UMCSB | SC_CLKCTRL4_CEN_UMC2 | SC_CLKCTRL4_CEN_UMC1 | SC_CLKCTRL4_CEN_UMC0; - writel(tmp, SC_CLKCTRL4); - readl(SC_CLKCTRL4); /* dummy read */ + writel(tmp, sc_base + SC_CLKCTRL4); + readl(sc_base + SC_CLKCTRL4); /* dummy read */ } diff --git a/arch/arm/mach-uniphier/clk/clk-early-ld4.c b/arch/arm/mach-uniphier/clk/clk-early-ld4.c index eb36a9e..f32f78d 100644 --- a/arch/arm/mach-uniphier/clk/clk-early-ld4.c +++ b/arch/arm/mach-uniphier/clk/clk-early-ld4.c @@ -17,14 +17,14 @@ void uniphier_ld4_early_clk_init(void) /* deassert reset */ if (spl_boot_device() != BOOT_DEVICE_NAND) { - tmp = readl(SC_RSTCTRL); + tmp = readl(sc_base + SC_RSTCTRL); tmp &= ~SC_RSTCTRL_NRST_NAND; - writel(tmp, SC_RSTCTRL); + writel(tmp, sc_base + SC_RSTCTRL); }; /* provide clocks */ - tmp = readl(SC_CLKCTRL); + tmp = readl(sc_base + SC_CLKCTRL); tmp |= SC_CLKCTRL_CEN_SBC | SC_CLKCTRL_CEN_PERI; - writel(tmp, SC_CLKCTRL); - readl(SC_CLKCTRL); /* dummy read */ + writel(tmp, sc_base + SC_CLKCTRL); + readl(sc_base + SC_CLKCTRL); /* dummy read */ } diff --git a/arch/arm/mach-uniphier/clk/clk-ld11.c b/arch/arm/mach-uniphier/clk/clk-ld11.c index e997acf..0917b33 100644 --- a/arch/arm/mach-uniphier/clk/clk-ld11.c +++ b/arch/arm/mach-uniphier/clk/clk-ld11.c @@ -17,16 +17,16 @@ void uniphier_ld11_clk_init(void) { /* if booted from a device other than USB, without stand-by MPU */ - if ((readl(SG_PINMON0) & BIT(27)) && + if ((readl(sg_base + SG_PINMON0) & BIT(27)) && uniphier_boot_device_raw() != BOOT_DEVICE_USB) { - writel(1, SG_ETPHYPSHUT); - writel(1, SG_ETPHYCNT); + writel(1, sg_base + SG_ETPHYPSHUT); + writel(1, sg_base + SG_ETPHYCNT); udelay(1); /* wait for regulator level 1.1V -> 2.5V */ - writel(3, SG_ETPHYCNT); - writel(3, SG_ETPHYPSHUT); - writel(7, SG_ETPHYCNT); + writel(3, sg_base + SG_ETPHYCNT); + writel(3, sg_base + SG_ETPHYPSHUT); + writel(7, sg_base + SG_ETPHYCNT); } /* TODO: use "mmc-pwrseq-emmc" */ @@ -37,7 +37,7 @@ void uniphier_ld11_clk_init(void) int ch; for (ch = 0; ch < 3; ch++) { - void __iomem *phyctrl = (void __iomem *)SG_USBPHYCTRL; + void __iomem *phyctrl = sg_base + SG_USBPHYCTRL; writel(0x82280600, phyctrl + 8 * ch); writel(0x00000106, phyctrl + 8 * ch + 4); diff --git a/arch/arm/mach-uniphier/clk/clk-ld20.c b/arch/arm/mach-uniphier/clk/clk-ld20.c index 02a14dd..397b2d7 100644 --- a/arch/arm/mach-uniphier/clk/clk-ld20.c +++ b/arch/arm/mach-uniphier/clk/clk-ld20.c @@ -15,13 +15,13 @@ void uniphier_ld20_clk_init(void) { u32 tmp; - tmp = readl(SC_RSTCTRL6); + tmp = readl(sc_base + SC_RSTCTRL6); tmp |= BIT(8); /* Mali */ - writel(tmp, SC_RSTCTRL6); + writel(tmp, sc_base + SC_RSTCTRL6); - tmp = readl(SC_CLKCTRL6); + tmp = readl(sc_base + SC_CLKCTRL6); tmp |= BIT(8); /* Mali */ - writel(tmp, SC_CLKCTRL6); + writel(tmp, sc_base + SC_CLKCTRL6); /* TODO: use "mmc-pwrseq-emmc" */ writel(1, SDCTRL_EMMC_HW_RESET); diff --git a/arch/arm/mach-uniphier/clk/clk-ld4.c b/arch/arm/mach-uniphier/clk/clk-ld4.c index 9c88cde..0393942 100644 --- a/arch/arm/mach-uniphier/clk/clk-ld4.c +++ b/arch/arm/mach-uniphier/clk/clk-ld4.c @@ -15,18 +15,18 @@ void uniphier_ld4_clk_init(void) u32 tmp; /* deassert reset */ - tmp = readl(SC_RSTCTRL); + tmp = readl(sc_base + SC_RSTCTRL); #ifdef CONFIG_NAND_DENALI tmp |= SC_RSTCTRL_NRST_NAND; #endif - writel(tmp, SC_RSTCTRL); - readl(SC_RSTCTRL); /* dummy read */ + writel(tmp, sc_base + SC_RSTCTRL); + readl(sc_base + SC_RSTCTRL); /* dummy read */ /* provide clocks */ - tmp = readl(SC_CLKCTRL); + tmp = readl(sc_base + SC_CLKCTRL); #ifdef CONFIG_NAND_DENALI tmp |= SC_CLKCTRL_CEN_NAND; #endif - writel(tmp, SC_CLKCTRL); - readl(SC_CLKCTRL); /* dummy read */ + writel(tmp, sc_base + SC_CLKCTRL); + readl(sc_base + SC_CLKCTRL); /* dummy read */ } diff --git a/arch/arm/mach-uniphier/clk/clk-pro4.c b/arch/arm/mach-uniphier/clk/clk-pro4.c index 32d44c0..2b364dc 100644 --- a/arch/arm/mach-uniphier/clk/clk-pro4.c +++ b/arch/arm/mach-uniphier/clk/clk-pro4.c @@ -15,7 +15,7 @@ void uniphier_pro4_clk_init(void) u32 tmp; /* deassert reset */ - tmp = readl(SC_RSTCTRL); + tmp = readl(sc_base + SC_RSTCTRL); #ifdef CONFIG_USB_DWC3_UNIPHIER tmp |= SC_RSTCTRL_NRST_USB3B0 | SC_RSTCTRL_NRST_USB3C0 | SC_RSTCTRL_NRST_GIO; @@ -23,18 +23,18 @@ void uniphier_pro4_clk_init(void) #ifdef CONFIG_NAND_DENALI tmp |= SC_RSTCTRL_NRST_NAND; #endif - writel(tmp, SC_RSTCTRL); - readl(SC_RSTCTRL); /* dummy read */ + writel(tmp, sc_base + SC_RSTCTRL); + readl(sc_base + SC_RSTCTRL); /* dummy read */ #ifdef CONFIG_USB_DWC3_UNIPHIER - tmp = readl(SC_RSTCTRL2); + tmp = readl(sc_base + SC_RSTCTRL2); tmp |= SC_RSTCTRL2_NRST_USB3B1 | SC_RSTCTRL2_NRST_USB3C1; - writel(tmp, SC_RSTCTRL2); - readl(SC_RSTCTRL2); /* dummy read */ + writel(tmp, sc_base + SC_RSTCTRL2); + readl(sc_base + SC_RSTCTRL2); /* dummy read */ #endif /* provide clocks */ - tmp = readl(SC_CLKCTRL); + tmp = readl(sc_base + SC_CLKCTRL); #ifdef CONFIG_USB_DWC3_UNIPHIER tmp |= SC_CLKCTRL_CEN_USB31 | SC_CLKCTRL_CEN_USB30 | SC_CLKCTRL_CEN_GIO; @@ -42,6 +42,6 @@ void uniphier_pro4_clk_init(void) #ifdef CONFIG_NAND_DENALI tmp |= SC_CLKCTRL_CEN_NAND; #endif - writel(tmp, SC_CLKCTRL); - readl(SC_CLKCTRL); /* dummy read */ + writel(tmp, sc_base + SC_CLKCTRL); + readl(sc_base + SC_CLKCTRL); /* dummy read */ } diff --git a/arch/arm/mach-uniphier/clk/clk-pro5.c b/arch/arm/mach-uniphier/clk/clk-pro5.c index 338d73d..874964b 100644 --- a/arch/arm/mach-uniphier/clk/clk-pro5.c +++ b/arch/arm/mach-uniphier/clk/clk-pro5.c @@ -13,25 +13,25 @@ void uniphier_pro5_clk_init(void) u32 tmp; /* deassert reset */ - tmp = readl(SC_RSTCTRL); + tmp = readl(sc_base + SC_RSTCTRL); #ifdef CONFIG_USB_DWC3_UNIPHIER tmp |= SC_RSTCTRL_NRST_USB3B0 | SC_RSTCTRL_NRST_GIO; #endif #ifdef CONFIG_NAND_DENALI tmp |= SC_RSTCTRL_NRST_NAND; #endif - writel(tmp, SC_RSTCTRL); - readl(SC_RSTCTRL); /* dummy read */ + writel(tmp, sc_base + SC_RSTCTRL); + readl(sc_base + SC_RSTCTRL); /* dummy read */ #ifdef CONFIG_USB_DWC3_UNIPHIER - tmp = readl(SC_RSTCTRL2); + tmp = readl(sc_base + SC_RSTCTRL2); tmp |= SC_RSTCTRL2_NRST_USB3B1; - writel(tmp, SC_RSTCTRL2); - readl(SC_RSTCTRL2); /* dummy read */ + writel(tmp, sc_base + SC_RSTCTRL2); + readl(sc_base + SC_RSTCTRL2); /* dummy read */ #endif /* provide clocks */ - tmp = readl(SC_CLKCTRL); + tmp = readl(sc_base + SC_CLKCTRL); #ifdef CONFIG_USB_DWC3_UNIPHIER tmp |= SC_CLKCTRL_CEN_USB31 | SC_CLKCTRL_CEN_USB30 | SC_CLKCTRL_CEN_GIO; @@ -39,6 +39,6 @@ void uniphier_pro5_clk_init(void) #ifdef CONFIG_NAND_DENALI tmp |= SC_CLKCTRL_CEN_NAND; #endif - writel(tmp, SC_CLKCTRL); - readl(SC_CLKCTRL); /* dummy read */ + writel(tmp, sc_base + SC_CLKCTRL); + readl(sc_base + SC_CLKCTRL); /* dummy read */ } diff --git a/arch/arm/mach-uniphier/clk/clk-pxs2.c b/arch/arm/mach-uniphier/clk/clk-pxs2.c index afa12fa..8cb4f87 100644 --- a/arch/arm/mach-uniphier/clk/clk-pxs2.c +++ b/arch/arm/mach-uniphier/clk/clk-pxs2.c @@ -14,29 +14,29 @@ void uniphier_pxs2_clk_init(void) u32 tmp; /* deassert reset */ - tmp = readl(SC_RSTCTRL); + tmp = readl(sc_base + SC_RSTCTRL); #ifdef CONFIG_USB_DWC3_UNIPHIER tmp |= SC_RSTCTRL_NRST_USB3B0 | SC_RSTCTRL_NRST_GIO; #endif #ifdef CONFIG_NAND_DENALI tmp |= SC_RSTCTRL_NRST_NAND; #endif - writel(tmp, SC_RSTCTRL); - readl(SC_RSTCTRL); /* dummy read */ + writel(tmp, sc_base + SC_RSTCTRL); + readl(sc_base + SC_RSTCTRL); /* dummy read */ #ifdef CONFIG_USB_DWC3_UNIPHIER - tmp = readl(SC_RSTCTRL2); + tmp = readl(sc_base + SC_RSTCTRL2); tmp |= SC_RSTCTRL2_NRST_USB3B1; - writel(tmp, SC_RSTCTRL2); - readl(SC_RSTCTRL2); /* dummy read */ + writel(tmp, sc_base + SC_RSTCTRL2); + readl(sc_base + SC_RSTCTRL2); /* dummy read */ - tmp = readl(SC_RSTCTRL6); + tmp = readl(sc_base + SC_RSTCTRL6); tmp |= 0x37; - writel(tmp, SC_RSTCTRL6); + writel(tmp, sc_base + SC_RSTCTRL6); #endif /* provide clocks */ - tmp = readl(SC_CLKCTRL); + tmp = readl(sc_base + SC_CLKCTRL); #ifdef CONFIG_USB_DWC3_UNIPHIER tmp |= BIT(20) | BIT(19) | SC_CLKCTRL_CEN_USB31 | SC_CLKCTRL_CEN_USB30 | SC_CLKCTRL_CEN_GIO; @@ -44,6 +44,6 @@ void uniphier_pxs2_clk_init(void) #ifdef CONFIG_NAND_DENALI tmp |= SC_CLKCTRL_CEN_NAND; #endif - writel(tmp, SC_CLKCTRL); - readl(SC_CLKCTRL); /* dummy read */ + writel(tmp, sc_base + SC_CLKCTRL); + readl(sc_base + SC_CLKCTRL); /* dummy read */ } diff --git a/arch/arm/mach-uniphier/clk/clk-pxs3.c b/arch/arm/mach-uniphier/clk/clk-pxs3.c index 73824e9..33b9c5b 100644 --- a/arch/arm/mach-uniphier/clk/clk-pxs3.c +++ b/arch/arm/mach-uniphier/clk/clk-pxs3.c @@ -15,13 +15,13 @@ void uniphier_pxs3_clk_init(void) { u32 tmp; - tmp = readl(SC_RSTCTRL6); + tmp = readl(sc_base + SC_RSTCTRL6); tmp |= BIT(8); /* Mali */ - writel(tmp, SC_RSTCTRL6); + writel(tmp, sc_base + SC_RSTCTRL6); - tmp = readl(SC_CLKCTRL6); + tmp = readl(sc_base + SC_CLKCTRL6); tmp |= BIT(8); /* Mali */ - writel(tmp, SC_CLKCTRL6); + writel(tmp, sc_base + SC_CLKCTRL6); /* TODO: use "mmc-pwrseq-emmc" */ writel(1, SDCTRL_EMMC_HW_RESET); diff --git a/arch/arm/mach-uniphier/clk/dpll-ld4.c b/arch/arm/mach-uniphier/clk/dpll-ld4.c index 4b9ec07..72fe8db 100644 --- a/arch/arm/mach-uniphier/clk/dpll-ld4.c +++ b/arch/arm/mach-uniphier/clk/dpll-ld4.c @@ -23,7 +23,7 @@ int uniphier_ld4_dpll_init(const struct uniphier_board_data *bd) * Set 0xc(1600MHz)/0xd(1333MHz)/0xe(1066MHz) * to FOUT (DPLLCTRL.bit[29:20]) */ - tmp = readl(SC_DPLLCTRL); + tmp = readl(sc_base + SC_DPLLCTRL); tmp &= ~0x000f0000; switch (dram_freq) { case 1333: @@ -42,11 +42,11 @@ int uniphier_ld4_dpll_init(const struct uniphier_board_data *bd) #else tmp |= SC_DPLLCTRL_SSC_RATE; #endif - writel(tmp, SC_DPLLCTRL); + writel(tmp, sc_base + SC_DPLLCTRL); - tmp = readl(SC_DPLLCTRL2); + tmp = readl(sc_base + SC_DPLLCTRL2); tmp |= SC_DPLLCTRL2_NRSTDS; - writel(tmp, SC_DPLLCTRL2); + writel(tmp, sc_base + SC_DPLLCTRL2); /* Wait 500 usec until dpll gets stable */ udelay(500); diff --git a/arch/arm/mach-uniphier/clk/dpll-pro4.c b/arch/arm/mach-uniphier/clk/dpll-pro4.c index 2965946..6259495 100644 --- a/arch/arm/mach-uniphier/clk/dpll-pro4.c +++ b/arch/arm/mach-uniphier/clk/dpll-pro4.c @@ -23,7 +23,7 @@ int uniphier_pro4_dpll_init(const struct uniphier_board_data *bd) * Set 0xc(1600MHz)/0xd(1333MHz)/0xe(1066MHz) * to FOUT ( DPLLCTRL.bit[29:20] ) */ - tmp = readl(SC_DPLLCTRL); + tmp = readl(sc_base + SC_DPLLCTRL); tmp &= ~(0x000f0000); switch (dram_freq) { case 1333: @@ -46,11 +46,11 @@ int uniphier_pro4_dpll_init(const struct uniphier_board_data *bd) #else tmp |= 0x00008000; #endif - writel(tmp, SC_DPLLCTRL); + writel(tmp, sc_base + SC_DPLLCTRL); - tmp = readl(SC_DPLLCTRL2); + tmp = readl(sc_base + SC_DPLLCTRL2); tmp |= SC_DPLLCTRL2_NRSTDS; - writel(tmp, SC_DPLLCTRL2); + writel(tmp, sc_base + SC_DPLLCTRL2); /* Wait until dpll gets stable */ udelay(500); diff --git a/arch/arm/mach-uniphier/clk/dpll-sld8.c b/arch/arm/mach-uniphier/clk/dpll-sld8.c index 1d7b752..1ac52d1 100644 --- a/arch/arm/mach-uniphier/clk/dpll-sld8.c +++ b/arch/arm/mach-uniphier/clk/dpll-sld8.c @@ -22,10 +22,10 @@ int uniphier_sld8_dpll_init(const struct uniphier_board_data *bd) * [4] ICPD_TEST 0x1 * [3:0] ICPD 0xb */ - tmp = readl(SC_DPLLCTRL3); + tmp = readl(sc_base + SC_DPLLCTRL3); tmp &= ~0x00ff0717; tmp |= 0x00d0061b; - writel(tmp, SC_DPLLCTRL3); + writel(tmp, sc_base + SC_DPLLCTRL3); /* * Set DPLL SSC parameters for DPLLCTRL @@ -33,14 +33,14 @@ int uniphier_sld8_dpll_init(const struct uniphier_board_data *bd) * [29:20] SSC_UPCNT 132 (0x084) 132 (0x084) * [14:0] SSC_dK 6335(0x18bf) 12710(0x31a6) */ - tmp = readl(SC_DPLLCTRL); + tmp = readl(sc_base + SC_DPLLCTRL); tmp &= ~0x3ff07fff; #ifdef DPLL_SSC_RATE_1PER tmp |= 0x084018bf; #else tmp |= 0x084031a6; #endif - writel(tmp, SC_DPLLCTRL); + writel(tmp, sc_base + SC_DPLLCTRL); /* * Set DPLL SSC parameters for DPLLCTRL2 @@ -49,10 +49,10 @@ int uniphier_sld8_dpll_init(const struct uniphier_board_data *bd) * [26:20] SSC_M 79 (0x4f) * [19:0] SSC_K 964689 (0xeb851) */ - tmp = readl(SC_DPLLCTRL2); + tmp = readl(sc_base + SC_DPLLCTRL2); tmp &= ~0xefffffff; tmp |= 0x0cfeb851; - writel(tmp, SC_DPLLCTRL2); + writel(tmp, sc_base + SC_DPLLCTRL2); /* Wait 500 usec until dpll gets stable */ udelay(500); diff --git a/arch/arm/mach-uniphier/clk/dpll-tail.c b/arch/arm/mach-uniphier/clk/dpll-tail.c index 7f434f6..6ba5a36 100644 --- a/arch/arm/mach-uniphier/clk/dpll-tail.c +++ b/arch/arm/mach-uniphier/clk/dpll-tail.c @@ -14,7 +14,7 @@ void uniphier_ld4_dpll_ssc_en(void) { u32 tmp; - tmp = readl(SC_DPLLCTRL); + tmp = readl(sc_base + SC_DPLLCTRL); tmp |= SC_DPLLCTRL_SSC_EN; - writel(tmp, SC_DPLLCTRL); + writel(tmp, sc_base + SC_DPLLCTRL); } diff --git a/arch/arm/mach-uniphier/clk/pll-base-ld20.c b/arch/arm/mach-uniphier/clk/pll-base-ld20.c index 67b8ee7..ea96d73 100644 --- a/arch/arm/mach-uniphier/clk/pll-base-ld20.c +++ b/arch/arm/mach-uniphier/clk/pll-base-ld20.c @@ -12,6 +12,7 @@ #include <linux/io.h> #include <linux/sizes.h> +#include "../sc64-regs.h" #include "pll.h" /* PLL type: SSC */ @@ -31,13 +32,9 @@ int uniphier_ld20_sscpll_init(unsigned long reg_base, unsigned int freq, unsigned int ssc_rate, unsigned int divn) { - void __iomem *base; + void __iomem *base = sc_base + reg_base; u32 tmp; - base = ioremap(reg_base, SZ_16); - if (!base) - return -ENOMEM; - if (freq != UNIPHIER_PLL_FREQ_DEFAULT) { tmp = readl(base); /* SSCPLLCTRL */ tmp &= ~SC_PLLCTRL_SSC_DK_MASK; @@ -60,57 +57,39 @@ int uniphier_ld20_sscpll_init(unsigned long reg_base, unsigned int freq, tmp |= SC_PLLCTRL2_NRSTDS; writel(tmp, base + 4); - iounmap(base); - return 0; } int uniphier_ld20_sscpll_ssc_en(unsigned long reg_base) { - void __iomem *base; + void __iomem *base = sc_base + reg_base; u32 tmp; - base = ioremap(reg_base, SZ_16); - if (!base) - return -ENOMEM; - tmp = readl(base); /* SSCPLLCTRL */ tmp |= SC_PLLCTRL_SSC_EN; writel(tmp, base); - iounmap(base); - return 0; } int uniphier_ld20_sscpll_set_regi(unsigned long reg_base, unsigned regi) { - void __iomem *base; + void __iomem *base = sc_base + reg_base; u32 tmp; - base = ioremap(reg_base, SZ_16); - if (!base) - return -ENOMEM; - tmp = readl(base + 8); /* SSCPLLCTRL3 */ tmp &= ~SC_PLLCTRL3_REGI_MASK; tmp |= FIELD_PREP(SC_PLLCTRL3_REGI_MASK, regi); writel(tmp, base + 8); - iounmap(base); - return 0; } int uniphier_ld20_vpll27_init(unsigned long reg_base) { - void __iomem *base; + void __iomem *base = sc_base + reg_base; u32 tmp; - base = ioremap(reg_base, SZ_16); - if (!base) - return -ENOMEM; - tmp = readl(base); /* VPLL27CTRL */ tmp |= SC_VPLL27CTRL_WP; /* write protect off */ writel(tmp, base); @@ -123,25 +102,17 @@ int uniphier_ld20_vpll27_init(unsigned long reg_base) tmp &= ~SC_VPLL27CTRL_WP; /* write protect on */ writel(tmp, base); - iounmap(base); - return 0; } int uniphier_ld20_dspll_init(unsigned long reg_base) { - void __iomem *base; + void __iomem *base = sc_base + reg_base; u32 tmp; - base = ioremap(reg_base, SZ_16); - if (!base) - return -ENOMEM; - tmp = readl(base + 4); /* DSPLLCTRL2 */ tmp |= SC_DSPLLCTRL2_K_LD; writel(tmp, base + 4); - iounmap(base); - return 0; } diff --git a/arch/arm/mach-uniphier/clk/pll-ld11.c b/arch/arm/mach-uniphier/clk/pll-ld11.c index fd724f3..7f07e3e 100644 --- a/arch/arm/mach-uniphier/clk/pll-ld11.c +++ b/arch/arm/mach-uniphier/clk/pll-ld11.c @@ -11,15 +11,15 @@ #include "pll.h" /* PLL type: SSC */ -#define SC_CPLLCTRL (SC_BASE_ADDR | 0x1400) /* CPU/ARM */ -#define SC_SPLLCTRL (SC_BASE_ADDR | 0x1410) /* misc */ -#define SC_MPLLCTRL (SC_BASE_ADDR | 0x1430) /* DSP */ -#define SC_VSPLLCTRL (SC_BASE_ADDR | 0x1440) /* Video codec, VPE etc. */ -#define SC_DPLLCTRL (SC_BASE_ADDR | 0x1460) /* DDR memory */ +#define SC_CPLLCTRL 0x1400 /* CPU/ARM */ +#define SC_SPLLCTRL 0x1410 /* misc */ +#define SC_MPLLCTRL 0x1430 /* DSP */ +#define SC_VSPLLCTRL 0x1440 /* Video codec, VPE etc. */ +#define SC_DPLLCTRL 0x1460 /* DDR memory */ /* PLL type: VPLL27 */ -#define SC_VPLL27FCTRL (SC_BASE_ADDR | 0x1500) -#define SC_VPLL27ACTRL (SC_BASE_ADDR | 0x1520) +#define SC_VPLL27FCTRL 0x1500 +#define SC_VPLL27ACTRL 0x1520 void uniphier_ld11_pll_init(void) { @@ -40,6 +40,6 @@ void uniphier_ld11_pll_init(void) uniphier_ld20_vpll27_init(SC_VPLL27FCTRL); uniphier_ld20_vpll27_init(SC_VPLL27ACTRL); - writel(0, SC_CA53_GEARSET); /* Gear0: CPLL/2 */ - writel(SC_CA_GEARUPD, SC_CA53_GEARUPD); + writel(0, sc_base + SC_CA53_GEARSET); /* Gear0: CPLL/2 */ + writel(SC_CA_GEARUPD, sc_base + SC_CA53_GEARUPD); } diff --git a/arch/arm/mach-uniphier/clk/pll-ld20.c b/arch/arm/mach-uniphier/clk/pll-ld20.c index 682bd1e..04b3312 100644 --- a/arch/arm/mach-uniphier/clk/pll-ld20.c +++ b/arch/arm/mach-uniphier/clk/pll-ld20.c @@ -11,23 +11,23 @@ #include "pll.h" /* PLL type: SSC */ -#define SC_CPLLCTRL (SC_BASE_ADDR | 0x1400) /* CPU/ARM */ -#define SC_SPLLCTRL (SC_BASE_ADDR | 0x1410) /* misc */ -#define SC_SPLL2CTRL (SC_BASE_ADDR | 0x1420) /* DSP */ -#define SC_MPLLCTRL (SC_BASE_ADDR | 0x1430) /* Video codec */ -#define SC_VPPLLCTRL (SC_BASE_ADDR | 0x1440) /* VPE etc. */ -#define SC_GPPLLCTRL (SC_BASE_ADDR | 0x1450) /* GPU/Mali */ -#define SC_DPLL0CTRL (SC_BASE_ADDR | 0x1460) /* DDR memory 0 */ -#define SC_DPLL1CTRL (SC_BASE_ADDR | 0x1470) /* DDR memory 1 */ -#define SC_DPLL2CTRL (SC_BASE_ADDR | 0x1480) /* DDR memory 2 */ +#define SC_CPLLCTRL 0x1400 /* CPU/ARM */ +#define SC_SPLLCTRL 0x1410 /* misc */ +#define SC_SPLL2CTRL 0x1420 /* DSP */ +#define SC_MPLLCTRL 0x1430 /* Video codec */ +#define SC_VPPLLCTRL 0x1440 /* VPE etc. */ +#define SC_GPPLLCTRL 0x1450 /* GPU/Mali */ +#define SC_DPLL0CTRL 0x1460 /* DDR memory 0 */ +#define SC_DPLL1CTRL 0x1470 /* DDR memory 1 */ +#define SC_DPLL2CTRL 0x1480 /* DDR memory 2 */ /* PLL type: VPLL27 */ -#define SC_VPLL27FCTRL (SC_BASE_ADDR | 0x1500) -#define SC_VPLL27ACTRL (SC_BASE_ADDR | 0x1520) +#define SC_VPLL27FCTRL 0x1500 +#define SC_VPLL27ACTRL 0x1520 /* PLL type: DSPLL */ -#define SC_VPLL8KCTRL (SC_BASE_ADDR | 0x1540) -#define SC_A2PLLCTRL (SC_BASE_ADDR | 0x15C0) +#define SC_VPLL8KCTRL 0x1540 +#define SC_A2PLLCTRL 0x15C0 void uniphier_ld20_pll_init(void) { diff --git a/arch/arm/mach-uniphier/clk/pll-ld4.c b/arch/arm/mach-uniphier/clk/pll-ld4.c index 6a145a3..c66031b 100644 --- a/arch/arm/mach-uniphier/clk/pll-ld4.c +++ b/arch/arm/mach-uniphier/clk/pll-ld4.c @@ -16,14 +16,14 @@ static void upll_init(void) { u32 tmp, clk_mode_upll, clk_mode_axosel; - tmp = readl(SG_PINMON0); + tmp = readl(sg_base + SG_PINMON0); clk_mode_upll = tmp & SG_PINMON0_CLK_MODE_UPLLSRC_MASK; clk_mode_axosel = tmp & SG_PINMON0_CLK_MODE_AXOSEL_MASK; /* set 0 to SNRT(UPLLCTRL.bit28) and K_LD(UPLLCTRL.bit[27]) */ - tmp = readl(SC_UPLLCTRL); + tmp = readl(sc_base + SC_UPLLCTRL); tmp &= ~0x18000000; - writel(tmp, SC_UPLLCTRL); + writel(tmp, sc_base + SC_UPLLCTRL); if (clk_mode_upll == SG_PINMON0_CLK_MODE_UPLLSRC_DEFAULT) { if (clk_mode_axosel == SG_PINMON0_CLK_MODE_AXOSEL_25000KHZ_U || @@ -38,110 +38,110 @@ static void upll_init(void) } } - writel(tmp, SC_UPLLCTRL); + writel(tmp, sc_base + SC_UPLLCTRL); /* set 1 to K_LD(UPLLCTRL.bit[27]) */ tmp |= 0x08000000; - writel(tmp, SC_UPLLCTRL); + writel(tmp, sc_base + SC_UPLLCTRL); /* wait 10 usec */ udelay(10); /* set 1 to SNRT(UPLLCTRL.bit[28]) */ tmp |= 0x10000000; - writel(tmp, SC_UPLLCTRL); + writel(tmp, sc_base + SC_UPLLCTRL); } static void vpll_init(void) { u32 tmp, clk_mode_axosel; - tmp = readl(SG_PINMON0); + tmp = readl(sg_base + SG_PINMON0); clk_mode_axosel = tmp & SG_PINMON0_CLK_MODE_AXOSEL_MASK; /* set 1 to VPLA27WP and VPLA27WP */ - tmp = readl(SC_VPLL27ACTRL); + tmp = readl(sc_base + SC_VPLL27ACTRL); tmp |= 0x00000001; - writel(tmp, SC_VPLL27ACTRL); - tmp = readl(SC_VPLL27BCTRL); + writel(tmp, sc_base + SC_VPLL27ACTRL); + tmp = readl(sc_base + SC_VPLL27BCTRL); tmp |= 0x00000001; - writel(tmp, SC_VPLL27BCTRL); + writel(tmp, sc_base + SC_VPLL27BCTRL); /* Set 0 to VPLA_K_LD and VPLB_K_LD */ - tmp = readl(SC_VPLL27ACTRL3); + tmp = readl(sc_base + SC_VPLL27ACTRL3); tmp &= ~0x10000000; - writel(tmp, SC_VPLL27ACTRL3); - tmp = readl(SC_VPLL27BCTRL3); + writel(tmp, sc_base + SC_VPLL27ACTRL3); + tmp = readl(sc_base + SC_VPLL27BCTRL3); tmp &= ~0x10000000; - writel(tmp, SC_VPLL27BCTRL3); + writel(tmp, sc_base + SC_VPLL27BCTRL3); /* Set 0 to VPLA_SNRST and VPLB_SNRST */ - tmp = readl(SC_VPLL27ACTRL2); + tmp = readl(sc_base + SC_VPLL27ACTRL2); tmp &= ~0x10000000; - writel(tmp, SC_VPLL27ACTRL2); - tmp = readl(SC_VPLL27BCTRL2); + writel(tmp, sc_base + SC_VPLL27ACTRL2); + tmp = readl(sc_base + SC_VPLL27BCTRL2); tmp &= ~0x10000000; - writel(tmp, SC_VPLL27BCTRL2); + writel(tmp, sc_base + SC_VPLL27BCTRL2); /* Set 0x20 to VPLA_SNRST and VPLB_SNRST */ - tmp = readl(SC_VPLL27ACTRL2); + tmp = readl(sc_base + SC_VPLL27ACTRL2); tmp &= ~0x0000007f; tmp |= 0x00000020; - writel(tmp, SC_VPLL27ACTRL2); - tmp = readl(SC_VPLL27BCTRL2); + writel(tmp, sc_base + SC_VPLL27ACTRL2); + tmp = readl(sc_base + SC_VPLL27BCTRL2); tmp &= ~0x0000007f; tmp |= 0x00000020; - writel(tmp, SC_VPLL27BCTRL2); + writel(tmp, sc_base + SC_VPLL27BCTRL2); if (clk_mode_axosel == SG_PINMON0_CLK_MODE_AXOSEL_25000KHZ_U || clk_mode_axosel == SG_PINMON0_CLK_MODE_AXOSEL_25000KHZ_A) { /* AXO: 25MHz */ - tmp = readl(SC_VPLL27ACTRL3); + tmp = readl(sc_base + SC_VPLL27ACTRL3); tmp &= ~0x000fffff; tmp |= 0x00066664; - writel(tmp, SC_VPLL27ACTRL3); - tmp = readl(SC_VPLL27BCTRL3); + writel(tmp, sc_base + SC_VPLL27ACTRL3); + tmp = readl(sc_base + SC_VPLL27BCTRL3); tmp &= ~0x000fffff; tmp |= 0x00066664; - writel(tmp, SC_VPLL27BCTRL3); + writel(tmp, sc_base + SC_VPLL27BCTRL3); } else { /* AXO: default 24.576MHz */ - tmp = readl(SC_VPLL27ACTRL3); + tmp = readl(sc_base + SC_VPLL27ACTRL3); tmp &= ~0x000fffff; tmp |= 0x000f5800; - writel(tmp, SC_VPLL27ACTRL3); - tmp = readl(SC_VPLL27BCTRL3); + writel(tmp, sc_base + SC_VPLL27ACTRL3); + tmp = readl(sc_base + SC_VPLL27BCTRL3); tmp &= ~0x000fffff; tmp |= 0x000f5800; - writel(tmp, SC_VPLL27BCTRL3); + writel(tmp, sc_base + SC_VPLL27BCTRL3); } /* Set 1 to VPLA_K_LD and VPLB_K_LD */ - tmp = readl(SC_VPLL27ACTRL3); + tmp = readl(sc_base + SC_VPLL27ACTRL3); tmp |= 0x10000000; - writel(tmp, SC_VPLL27ACTRL3); - tmp = readl(SC_VPLL27BCTRL3); + writel(tmp, sc_base + SC_VPLL27ACTRL3); + tmp = readl(sc_base + SC_VPLL27BCTRL3); tmp |= 0x10000000; - writel(tmp, SC_VPLL27BCTRL3); + writel(tmp, sc_base + SC_VPLL27BCTRL3); /* wait 10 usec */ udelay(10); /* Set 0 to VPLA_SNRST and VPLB_SNRST */ - tmp = readl(SC_VPLL27ACTRL2); + tmp = readl(sc_base + SC_VPLL27ACTRL2); tmp |= 0x10000000; - writel(tmp, SC_VPLL27ACTRL2); - tmp = readl(SC_VPLL27BCTRL2); + writel(tmp, sc_base + SC_VPLL27ACTRL2); + tmp = readl(sc_base + SC_VPLL27BCTRL2); tmp |= 0x10000000; - writel(tmp, SC_VPLL27BCTRL2); + writel(tmp, sc_base + SC_VPLL27BCTRL2); /* set 0 to VPLA27WP and VPLA27WP */ - tmp = readl(SC_VPLL27ACTRL); + tmp = readl(sc_base + SC_VPLL27ACTRL); tmp &= ~0x00000001; - writel(tmp, SC_VPLL27ACTRL); - tmp = readl(SC_VPLL27BCTRL); + writel(tmp, sc_base + SC_VPLL27ACTRL); + tmp = readl(sc_base + SC_VPLL27BCTRL); tmp |= ~0x00000001; - writel(tmp, SC_VPLL27BCTRL); + writel(tmp, sc_base + SC_VPLL27BCTRL); } void uniphier_ld4_pll_init(void) diff --git a/arch/arm/mach-uniphier/clk/pll-pro4.c b/arch/arm/mach-uniphier/clk/pll-pro4.c index 2ee2ed6..b7dc3e2 100644 --- a/arch/arm/mach-uniphier/clk/pll-pro4.c +++ b/arch/arm/mach-uniphier/clk/pll-pro4.c @@ -17,7 +17,7 @@ static void vpll_init(void) u32 tmp, clk_mode_axosel; /* Set VPLL27A & VPLL27B */ - tmp = readl(SG_PINMON0); + tmp = readl(sg_base + SG_PINMON0); clk_mode_axosel = tmp & SG_PINMON0_CLK_MODE_AXOSEL_MASK; /* 25MHz or 6.25MHz is default for Pro4R, no need to set VPLLA/B */ @@ -26,80 +26,80 @@ static void vpll_init(void) return; /* Disable write protect of VPLL27ACTRL[2-7]*, VPLL27BCTRL[2-8] */ - tmp = readl(SC_VPLL27ACTRL); + tmp = readl(sc_base + SC_VPLL27ACTRL); tmp |= 0x00000001; - writel(tmp, SC_VPLL27ACTRL); - tmp = readl(SC_VPLL27BCTRL); + writel(tmp, sc_base + SC_VPLL27ACTRL); + tmp = readl(sc_base + SC_VPLL27BCTRL); tmp |= 0x00000001; - writel(tmp, SC_VPLL27BCTRL); + writel(tmp, sc_base + SC_VPLL27BCTRL); /* Unset VPLA_K_LD and VPLB_K_LD bit */ - tmp = readl(SC_VPLL27ACTRL3); + tmp = readl(sc_base + SC_VPLL27ACTRL3); tmp &= ~0x10000000; - writel(tmp, SC_VPLL27ACTRL3); - tmp = readl(SC_VPLL27BCTRL3); + writel(tmp, sc_base + SC_VPLL27ACTRL3); + tmp = readl(sc_base + SC_VPLL27BCTRL3); tmp &= ~0x10000000; - writel(tmp, SC_VPLL27BCTRL3); + writel(tmp, sc_base + SC_VPLL27BCTRL3); /* Set VPLA_M and VPLB_M to 0x20 */ - tmp = readl(SC_VPLL27ACTRL2); + tmp = readl(sc_base + SC_VPLL27ACTRL2); tmp &= ~0x0000007f; tmp |= 0x00000020; - writel(tmp, SC_VPLL27ACTRL2); - tmp = readl(SC_VPLL27BCTRL2); + writel(tmp, sc_base + SC_VPLL27ACTRL2); + tmp = readl(sc_base + SC_VPLL27BCTRL2); tmp &= ~0x0000007f; tmp |= 0x00000020; - writel(tmp, SC_VPLL27BCTRL2); + writel(tmp, sc_base + SC_VPLL27BCTRL2); if (clk_mode_axosel == SG_PINMON0_CLK_MODE_AXOSEL_25000KHZ || clk_mode_axosel == SG_PINMON0_CLK_MODE_AXOSEL_6250KHZ) { /* Set VPLA_K and VPLB_K for AXO: 25MHz */ - tmp = readl(SC_VPLL27ACTRL3); + tmp = readl(sc_base + SC_VPLL27ACTRL3); tmp &= ~0x000fffff; tmp |= 0x00066666; - writel(tmp, SC_VPLL27ACTRL3); - tmp = readl(SC_VPLL27BCTRL3); + writel(tmp, sc_base + SC_VPLL27ACTRL3); + tmp = readl(sc_base + SC_VPLL27BCTRL3); tmp &= ~0x000fffff; tmp |= 0x00066666; - writel(tmp, SC_VPLL27BCTRL3); + writel(tmp, sc_base + SC_VPLL27BCTRL3); } else { /* Set VPLA_K and VPLB_K for AXO: 24.576 MHz */ - tmp = readl(SC_VPLL27ACTRL3); + tmp = readl(sc_base + SC_VPLL27ACTRL3); tmp &= ~0x000fffff; tmp |= 0x000f5800; - writel(tmp, SC_VPLL27ACTRL3); - tmp = readl(SC_VPLL27BCTRL3); + writel(tmp, sc_base + SC_VPLL27ACTRL3); + tmp = readl(sc_base + SC_VPLL27BCTRL3); tmp &= ~0x000fffff; tmp |= 0x000f5800; - writel(tmp, SC_VPLL27BCTRL3); + writel(tmp, sc_base + SC_VPLL27BCTRL3); } /* wait 1 usec */ udelay(1); /* Set VPLA_K_LD and VPLB_K_LD to load K parameters */ - tmp = readl(SC_VPLL27ACTRL3); + tmp = readl(sc_base + SC_VPLL27ACTRL3); tmp |= 0x10000000; - writel(tmp, SC_VPLL27ACTRL3); - tmp = readl(SC_VPLL27BCTRL3); + writel(tmp, sc_base + SC_VPLL27ACTRL3); + tmp = readl(sc_base + SC_VPLL27BCTRL3); tmp |= 0x10000000; - writel(tmp, SC_VPLL27BCTRL3); + writel(tmp, sc_base + SC_VPLL27BCTRL3); /* Unset VPLA_SNRST and VPLB_SNRST bit */ - tmp = readl(SC_VPLL27ACTRL2); + tmp = readl(sc_base + SC_VPLL27ACTRL2); tmp |= 0x10000000; - writel(tmp, SC_VPLL27ACTRL2); - tmp = readl(SC_VPLL27BCTRL2); + writel(tmp, sc_base + SC_VPLL27ACTRL2); + tmp = readl(sc_base + SC_VPLL27BCTRL2); tmp |= 0x10000000; - writel(tmp, SC_VPLL27BCTRL2); + writel(tmp, sc_base + SC_VPLL27BCTRL2); /* Enable write protect of VPLL27ACTRL[2-7]*, VPLL27BCTRL[2-8] */ - tmp = readl(SC_VPLL27ACTRL); + tmp = readl(sc_base + SC_VPLL27ACTRL); tmp &= ~0x00000001; - writel(tmp, SC_VPLL27ACTRL); - tmp = readl(SC_VPLL27BCTRL); + writel(tmp, sc_base + SC_VPLL27ACTRL); + tmp = readl(sc_base + SC_VPLL27BCTRL); tmp &= ~0x00000001; - writel(tmp, SC_VPLL27BCTRL); + writel(tmp, sc_base + SC_VPLL27BCTRL); } void uniphier_pro4_pll_init(void) diff --git a/arch/arm/mach-uniphier/clk/pll-pxs3.c b/arch/arm/mach-uniphier/clk/pll-pxs3.c index 5a1b1d2..278f530 100644 --- a/arch/arm/mach-uniphier/clk/pll-pxs3.c +++ b/arch/arm/mach-uniphier/clk/pll-pxs3.c @@ -10,25 +10,25 @@ #include "pll.h" /* PLL type: SSC */ -#define SC_CPLLCTRL (SC_BASE_ADDR | 0x1400) /* CPU/ARM */ -#define SC_SPLLCTRL (SC_BASE_ADDR | 0x1410) /* misc */ -#define SC_SPLL2CTRL (SC_BASE_ADDR | 0x1420) /* DSP */ -#define SC_VPPLLCTRL (SC_BASE_ADDR | 0x1430) /* VPE */ -#define SC_VGPLLCTRL (SC_BASE_ADDR | 0x1440) -#define SC_DECPLLCTRL (SC_BASE_ADDR | 0x1450) -#define SC_ENCPLLCTRL (SC_BASE_ADDR | 0x1460) -#define SC_PXFPLLCTRL (SC_BASE_ADDR | 0x1470) -#define SC_DPLL0CTRL (SC_BASE_ADDR | 0x1480) /* DDR memory 0 */ -#define SC_DPLL1CTRL (SC_BASE_ADDR | 0x1490) /* DDR memory 1 */ -#define SC_DPLL2CTRL (SC_BASE_ADDR | 0x14a0) /* DDR memory 2 */ -#define SC_VSPLLCTRL (SC_BASE_ADDR | 0x14c0) +#define SC_CPLLCTRL 0x1400 /* CPU/ARM */ +#define SC_SPLLCTRL 0x1410 /* misc */ +#define SC_SPLL2CTRL 0x1420 /* DSP */ +#define SC_VPPLLCTRL 0x1430 /* VPE */ +#define SC_VGPLLCTRL 0x1440 +#define SC_DECPLLCTRL 0x1450 +#define SC_ENCPLLCTRL 0x1460 +#define SC_PXFPLLCTRL 0x1470 +#define SC_DPLL0CTRL 0x1480 /* DDR memory 0 */ +#define SC_DPLL1CTRL 0x1490 /* DDR memory 1 */ +#define SC_DPLL2CTRL 0x14a0 /* DDR memory 2 */ +#define SC_VSPLLCTRL 0x14c0 /* PLL type: VPLL27 */ -#define SC_VPLL27FCTRL (SC_BASE_ADDR | 0x1500) -#define SC_VPLL27ACTRL (SC_BASE_ADDR | 0x1520) +#define SC_VPLL27FCTRL 0x1500 +#define SC_VPLL27ACTRL 0x1520 /* PLL type: DSPLL */ -#define SC_VPLL8KCTRL (SC_BASE_ADDR | 0x1540) +#define SC_VPLL8KCTRL 0x1540 void uniphier_pxs3_pll_init(void) { diff --git a/arch/arm/mach-uniphier/cpu-info.c b/arch/arm/mach-uniphier/cpu-info.c index 9f5f505..6a7b203 100644 --- a/arch/arm/mach-uniphier/cpu-info.c +++ b/arch/arm/mach-uniphier/cpu-info.c @@ -10,11 +10,17 @@ #include <linux/io.h> #include <linux/printk.h> +#include "base-address.h" #include "soc-info.h" int print_cpuinfo(void) { unsigned int id, model, rev, required_model = 1, required_rev = 1; + int ret; + + ret = uniphier_base_address_init(); + if (ret) + return ret; id = uniphier_get_soc_id(); model = uniphier_get_soc_model(); diff --git a/arch/arm/mach-uniphier/debug-uart/debug-uart-ld6b.c b/arch/arm/mach-uniphier/debug-uart/debug-uart-ld6b.c index 22d2caa..f64ff39 100644 --- a/arch/arm/mach-uniphier/debug-uart/debug-uart-ld6b.c +++ b/arch/arm/mach-uniphier/debug-uart/debug-uart-ld6b.c @@ -22,9 +22,9 @@ unsigned int uniphier_ld6b_debug_uart_init(void) sg_set_pinsel(115, 0, 8, 4); /* TXD1 -> TXD1 */ sg_set_pinsel(113, 2, 8, 4); /* SBO0 -> TXD2 */ - tmp = readl(SC_CLKCTRL); + tmp = readl(sc_base + SC_CLKCTRL); tmp |= SC_CLKCTRL_CEN_PERI; - writel(tmp, SC_CLKCTRL); + writel(tmp, sc_base + SC_CLKCTRL); return DIV_ROUND_CLOSEST(UNIPHIER_LD6B_UART_CLK, 16 * CONFIG_BAUDRATE); } diff --git a/arch/arm/mach-uniphier/debug-uart/debug-uart-pro4.c b/arch/arm/mach-uniphier/debug-uart/debug-uart-pro4.c index 0d66299..79c6c10 100644 --- a/arch/arm/mach-uniphier/debug-uart/debug-uart-pro4.c +++ b/arch/arm/mach-uniphier/debug-uart/debug-uart-pro4.c @@ -20,11 +20,11 @@ unsigned int uniphier_pro4_debug_uart_init(void) sg_set_iectrl(0); sg_set_pinsel(128, 0, 4, 8); /* TXD0 -> TXD0 */ - writel(1, SG_LOADPINCTRL); + writel(1, sg_base + SG_LOADPINCTRL); - tmp = readl(SC_CLKCTRL); + tmp = readl(sc_base + SC_CLKCTRL); tmp |= SC_CLKCTRL_CEN_PERI; - writel(tmp, SC_CLKCTRL); + writel(tmp, sc_base + SC_CLKCTRL); return DIV_ROUND_CLOSEST(UNIPHIER_PRO4_UART_CLK, 16 * CONFIG_BAUDRATE); } diff --git a/arch/arm/mach-uniphier/debug-uart/debug-uart-pro5.c b/arch/arm/mach-uniphier/debug-uart/debug-uart-pro5.c index 1a0a942..ef3b383 100644 --- a/arch/arm/mach-uniphier/debug-uart/debug-uart-pro5.c +++ b/arch/arm/mach-uniphier/debug-uart/debug-uart-pro5.c @@ -23,11 +23,11 @@ unsigned int uniphier_pro5_debug_uart_init(void) sg_set_pinsel(51, 0, 4, 8); /* TXD2 -> TXD2 */ sg_set_pinsel(53, 0, 4, 8); /* TXD3 -> TXD3 */ - writel(1, SG_LOADPINCTRL); + writel(1, sg_base + SG_LOADPINCTRL); - tmp = readl(SC_CLKCTRL); + tmp = readl(sc_base + SC_CLKCTRL); tmp |= SC_CLKCTRL_CEN_PERI; - writel(tmp, SC_CLKCTRL); + writel(tmp, sc_base + SC_CLKCTRL); return DIV_ROUND_CLOSEST(UNIPHIER_PRO5_UART_CLK, 16 * CONFIG_BAUDRATE); } diff --git a/arch/arm/mach-uniphier/debug-uart/debug-uart-pxs2.c b/arch/arm/mach-uniphier/debug-uart/debug-uart-pxs2.c index 5d50c4f..ee8caad 100644 --- a/arch/arm/mach-uniphier/debug-uart/debug-uart-pxs2.c +++ b/arch/arm/mach-uniphier/debug-uart/debug-uart-pxs2.c @@ -23,9 +23,9 @@ unsigned int uniphier_pxs2_debug_uart_init(void) sg_set_pinsel(113, 8, 8, 4); /* TXD2 -> TXD2 */ sg_set_pinsel(219, 8, 8, 4); /* TXD3 -> TXD3 */ - tmp = readl(SC_CLKCTRL); + tmp = readl(sc_base + SC_CLKCTRL); tmp |= SC_CLKCTRL_CEN_PERI; - writel(tmp, SC_CLKCTRL); + writel(tmp, sc_base + SC_CLKCTRL); return DIV_ROUND_CLOSEST(UNIPHIER_PXS2_UART_CLK, 16 * CONFIG_BAUDRATE); } diff --git a/arch/arm/mach-uniphier/debug-uart/debug-uart.c b/arch/arm/mach-uniphier/debug-uart/debug-uart.c index bc96b2e..a70ce59 100644 --- a/arch/arm/mach-uniphier/debug-uart/debug-uart.c +++ b/arch/arm/mach-uniphier/debug-uart/debug-uart.c @@ -32,7 +32,8 @@ void sg_set_pinsel(unsigned int pin, unsigned int muxval, unsigned int mux_bits, unsigned int reg_stride) { unsigned int shift = pin * mux_bits % 32; - unsigned long reg = SG_PINCTRL_BASE + pin * mux_bits / 32 * reg_stride; + void __iomem *reg = sg_base + SG_PINCTRL_BASE + + pin * mux_bits / 32 * reg_stride; u32 mask = (1U << mux_bits) - 1; u32 tmp; @@ -45,7 +46,7 @@ void sg_set_pinsel(unsigned int pin, unsigned int muxval, void sg_set_iectrl(unsigned int pin) { unsigned int bit = pin % 32; - unsigned long reg = SG_IECTRL + pin / 32 * 4; + void __iomem *reg = sg_base + SG_IECTRL + pin / 32 * 4; u32 tmp; tmp = readl(reg); diff --git a/arch/arm/mach-uniphier/dram_init.c b/arch/arm/mach-uniphier/dram_init.c index fa4b3e3..13821a9 100644 --- a/arch/arm/mach-uniphier/dram_init.c +++ b/arch/arm/mach-uniphier/dram_init.c @@ -13,82 +13,27 @@ #include <linux/sizes.h> #include <asm/global_data.h> +#include "init.h" #include "sg-regs.h" #include "soc-info.h" DECLARE_GLOBAL_DATA_PTR; -struct uniphier_memif_data { - unsigned int soc_id; - unsigned long sparse_ch1_base; - int have_ch2; -}; - -static const struct uniphier_memif_data uniphier_memif_data[] = { - { - .soc_id = UNIPHIER_LD4_ID, - .sparse_ch1_base = 0xc0000000, - }, - { - .soc_id = UNIPHIER_PRO4_ID, - .sparse_ch1_base = 0xa0000000, - }, - { - .soc_id = UNIPHIER_SLD8_ID, - .sparse_ch1_base = 0xc0000000, - }, - { - .soc_id = UNIPHIER_PRO5_ID, - .sparse_ch1_base = 0xc0000000, - }, - { - .soc_id = UNIPHIER_PXS2_ID, - .sparse_ch1_base = 0xc0000000, - .have_ch2 = 1, - }, - { - .soc_id = UNIPHIER_LD6B_ID, - .sparse_ch1_base = 0xc0000000, - .have_ch2 = 1, - }, - { - .soc_id = UNIPHIER_LD11_ID, - .sparse_ch1_base = 0xc0000000, - }, - { - .soc_id = UNIPHIER_LD20_ID, - .sparse_ch1_base = 0xc0000000, - .have_ch2 = 1, - }, - { - .soc_id = UNIPHIER_PXS3_ID, - .sparse_ch1_base = 0xc0000000, - .have_ch2 = 1, - }, -}; -UNIPHIER_DEFINE_SOCDATA_FUNC(uniphier_get_memif_data, uniphier_memif_data) - struct uniphier_dram_map { unsigned long base; unsigned long size; }; -static int uniphier_memconf_decode(struct uniphier_dram_map *dram_map) +static int uniphier_memconf_decode(struct uniphier_dram_map *dram_map, + unsigned long sparse_ch1_base, bool have_ch2) { - const struct uniphier_memif_data *data; unsigned long size; u32 val; - data = uniphier_get_memif_data(); - if (!data) { - pr_err("unsupported SoC\n"); - return -EINVAL; - } - - val = readl(SG_MEMCONF); + val = readl(sg_base + SG_MEMCONF); /* set up ch0 */ - dram_map[0].base = CONFIG_SYS_SDRAM_BASE; + dram_map[0].base = 0x80000000; switch (val & SG_MEMCONF_CH0_SZ_MASK) { case SG_MEMCONF_CH0_SZ_64M: @@ -120,14 +65,14 @@ static int uniphier_memconf_decode(struct uniphier_dram_map *dram_map) dram_map[1].base = dram_map[0].base + size; if (val & SG_MEMCONF_SPARSEMEM) { - if (dram_map[1].base > data->sparse_ch1_base) { + if (dram_map[1].base > sparse_ch1_base) { pr_warn("Sparse mem is enabled, but ch0 and ch1 overlap\n"); pr_warn("Only ch0 is available\n"); dram_map[1].base = 0; return 0; } - dram_map[1].base = data->sparse_ch1_base; + dram_map[1].base = sparse_ch1_base; } switch (val & SG_MEMCONF_CH1_SZ_MASK) { @@ -156,7 +101,7 @@ static int uniphier_memconf_decode(struct uniphier_dram_map *dram_map) dram_map[1].size = size; - if (!data->have_ch2 || val & SG_MEMCONF_CH2_DISABLE) + if (!have_ch2 || val & SG_MEMCONF_CH2_DISABLE) return 0; /* set up ch2 */ @@ -191,14 +136,90 @@ static int uniphier_memconf_decode(struct uniphier_dram_map *dram_map) return 0; } +static int uniphier_ld4_dram_map_get(struct uniphier_dram_map dram_map[]) +{ + return uniphier_memconf_decode(dram_map, 0xc0000000, false); +} + +static int uniphier_pro4_dram_map_get(struct uniphier_dram_map dram_map[]) +{ + return uniphier_memconf_decode(dram_map, 0xa0000000, false); +} + +static int uniphier_pxs2_dram_map_get(struct uniphier_dram_map dram_map[]) +{ + return uniphier_memconf_decode(dram_map, 0xc0000000, true); +} + +struct uniphier_dram_init_data { + unsigned int soc_id; + int (*dram_map_get)(struct uniphier_dram_map dram_map[]); +}; + +static const struct uniphier_dram_init_data uniphier_dram_init_data[] = { + { + .soc_id = UNIPHIER_LD4_ID, + .dram_map_get = uniphier_ld4_dram_map_get, + }, + { + .soc_id = UNIPHIER_PRO4_ID, + .dram_map_get = uniphier_pro4_dram_map_get, + }, + { + .soc_id = UNIPHIER_SLD8_ID, + .dram_map_get = uniphier_ld4_dram_map_get, + }, + { + .soc_id = UNIPHIER_PRO5_ID, + .dram_map_get = uniphier_ld4_dram_map_get, + }, + { + .soc_id = UNIPHIER_PXS2_ID, + .dram_map_get = uniphier_pxs2_dram_map_get, + }, + { + .soc_id = UNIPHIER_LD6B_ID, + .dram_map_get = uniphier_pxs2_dram_map_get, + }, + { + .soc_id = UNIPHIER_LD11_ID, + .dram_map_get = uniphier_ld4_dram_map_get, + }, + { + .soc_id = UNIPHIER_LD20_ID, + .dram_map_get = uniphier_pxs2_dram_map_get, + }, + { + .soc_id = UNIPHIER_PXS3_ID, + .dram_map_get = uniphier_pxs2_dram_map_get, + }, +}; +UNIPHIER_DEFINE_SOCDATA_FUNC(uniphier_get_dram_init_data, + uniphier_dram_init_data) + +static int uniphier_dram_map_get(struct uniphier_dram_map *dram_map) +{ + const struct uniphier_dram_init_data *data; + + data = uniphier_get_dram_init_data(); + if (!data) { + pr_err("unsupported SoC\n"); + return -ENOTSUPP; + } + + return data->dram_map_get(dram_map); +} + int dram_init(void) { struct uniphier_dram_map dram_map[3] = {}; + bool valid_bank_found = false; + unsigned long prev_top; int ret, i; gd->ram_size = 0; - ret = uniphier_memconf_decode(dram_map); + ret = uniphier_dram_map_get(dram_map); if (ret) return ret; @@ -206,15 +227,14 @@ int dram_init(void) unsigned long max_size; if (!dram_map[i].size) - break; + continue; /* * U-Boot relocates itself to the tail of the memory region, * but it does not expect sparse memory. We use the first * contiguous chunk here. */ - if (i > 0 && dram_map[i - 1].base + dram_map[i - 1].size < - dram_map[i].base) + if (valid_bank_found && prev_top < dram_map[i].base) break; /* @@ -234,6 +254,12 @@ int dram_init(void) } gd->ram_size += dram_map[i].size; + + if (!valid_bank_found) + gd->ram_base = dram_map[i].base; + + prev_top = dram_map[i].base + dram_map[i].size; + valid_bank_found = true; } /* @@ -249,17 +275,34 @@ int dram_init(void) int dram_init_banksize(void) { struct uniphier_dram_map dram_map[3] = {}; - int i; + unsigned long base, top; + bool valid_bank_found = false; + int ret, i; - uniphier_memconf_decode(dram_map); + ret = uniphier_dram_map_get(dram_map); + if (ret) + return ret; for (i = 0; i < ARRAY_SIZE(dram_map); i++) { - if (i >= ARRAY_SIZE(gd->bd->bi_dram)) - break; + if (i < ARRAY_SIZE(gd->bd->bi_dram)) { + gd->bd->bi_dram[i].start = dram_map[i].base; + gd->bd->bi_dram[i].size = dram_map[i].size; + } + + if (!dram_map[i].size) + continue; - gd->bd->bi_dram[i].start = dram_map[i].base; - gd->bd->bi_dram[i].size = dram_map[i].size; + if (!valid_bank_found) + base = dram_map[i].base; + top = dram_map[i].base + dram_map[i].size; + valid_bank_found = true; } + if (!valid_bank_found) + return -EINVAL; + + /* map all the DRAM regions */ + uniphier_mem_map_init(base, top - base); + return 0; } diff --git a/arch/arm/mach-uniphier/init.h b/arch/arm/mach-uniphier/init.h index c6b3f36..b37ab2f 100644 --- a/arch/arm/mach-uniphier/init.h +++ b/arch/arm/mach-uniphier/init.h @@ -102,5 +102,13 @@ unsigned int uniphier_boot_device_raw(void); int uniphier_have_internal_stm(void); int uniphier_boot_from_backend(void); int uniphier_pin_init(const char *pinconfig_name); +#ifdef CONFIG_ARM64 +void uniphier_mem_map_init(unsigned long dram_base, unsigned long dram_size); +#else +static inline void uniphier_mem_map_init(unsigned long dram_base, + unsigned long dram_size) +{ +} +#endif #endif /* __MACH_INIT_H */ diff --git a/arch/arm/mach-uniphier/memconf.c b/arch/arm/mach-uniphier/memconf.c index 8105368..f69b489 100644 --- a/arch/arm/mach-uniphier/memconf.c +++ b/arch/arm/mach-uniphier/memconf.c @@ -140,7 +140,7 @@ static int __uniphier_memconf_init(const struct uniphier_board_data *bd, } out: - writel(val, SG_MEMCONF); + writel(val, sg_base + SG_MEMCONF); return 0; } diff --git a/arch/arm/mach-uniphier/micro-support-card.c b/arch/arm/mach-uniphier/micro-support-card.c index 1be5685..4687901 100644 --- a/arch/arm/mach-uniphier/micro-support-card.c +++ b/arch/arm/mach-uniphier/micro-support-card.c @@ -18,6 +18,25 @@ #define MICRO_SUPPORT_CARD_RESET ((MICRO_SUPPORT_CARD_BASE) + 0xd0034) #define MICRO_SUPPORT_CARD_REVISION ((MICRO_SUPPORT_CARD_BASE) + 0xd00E0) +static bool support_card_found; + +static void support_card_detect(void) +{ + DECLARE_GLOBAL_DATA_PTR; + const void *fdt = gd->fdt_blob; + int offset; + + offset = fdt_node_offset_by_compatible(fdt, 0, "smsc,lan9118"); + if (offset < 0) + return; + + offset = fdt_node_offset_by_compatible(fdt, 0, "ns16550a"); + if (offset < 0) + return; + + support_card_found = true; +} + /* * 0: reset deassert, 1: reset * @@ -51,6 +70,11 @@ static int support_card_show_revision(void) void support_card_init(void) { + support_card_detect(); + + if (!support_card_found) + return; + support_card_reset(); /* * After power on, we need to keep the LAN controller in reset state @@ -67,6 +91,9 @@ void support_card_init(void) int board_eth_init(bd_t *bis) { + if (!support_card_found) + return 0; + return smc911x_initialize(0, SMC911X_BASE); } #endif @@ -161,6 +188,9 @@ static void detect_num_flash_banks(void) void support_card_late_init(void) { + if (!support_card_found) + return; + detect_num_flash_banks(); } @@ -221,6 +251,9 @@ void led_puts(const char *s) int i; u32 val = 0; + if (!support_card_found) + return; + if (!s) return; diff --git a/arch/arm/mach-uniphier/reset.c b/arch/arm/mach-uniphier/reset.c index 28c95e2..31685d0 100644 --- a/arch/arm/mach-uniphier/reset.c +++ b/arch/arm/mach-uniphier/reset.c @@ -22,14 +22,14 @@ void __SECURE reset_cpu(unsigned long ignored) { u32 tmp; - writel(5, SC_IRQTIMSET); /* default value */ + writel(5, sc_base + SC_IRQTIMSET); /* default value */ - tmp = readl(SC_SLFRSTSEL); + tmp = readl(sc_base + SC_SLFRSTSEL); tmp &= ~0x3; /* mask [1:0] */ tmp |= 0x0; /* XRST reboot */ - writel(tmp, SC_SLFRSTSEL); + writel(tmp, sc_base + SC_SLFRSTSEL); - tmp = readl(SC_SLFRSTCTL); + tmp = readl(sc_base + SC_SLFRSTCTL); tmp |= 0x1; - writel(tmp, SC_SLFRSTCTL); + writel(tmp, sc_base + SC_SLFRSTCTL); } diff --git a/arch/arm/mach-uniphier/sbc/Makefile b/arch/arm/mach-uniphier/sbc/Makefile index 912e05a..6c698a3 100644 --- a/arch/arm/mach-uniphier/sbc/Makefile +++ b/arch/arm/mach-uniphier/sbc/Makefile @@ -1,5 +1,8 @@ # SPDX-License-Identifier: GPL-2.0+ +obj-y += sbc-boot.o + +ifndef CONFIG_SPL_BUILD obj-y += sbc.o obj-$(CONFIG_ARCH_UNIPHIER_LD4) += sbc-ld4.o @@ -9,3 +12,4 @@ obj-$(CONFIG_ARCH_UNIPHIER_LD6B) += sbc-pxs2.o obj-$(CONFIG_ARCH_UNIPHIER_LD11) += sbc-ld11.o obj-$(CONFIG_ARCH_UNIPHIER_LD20) += sbc-ld11.o obj-$(CONFIG_ARCH_UNIPHIER_PXS3) += sbc-pxs2.o +endif diff --git a/arch/arm/mach-uniphier/sbc/sbc-boot.c b/arch/arm/mach-uniphier/sbc/sbc-boot.c new file mode 100644 index 0000000..ec22b45 --- /dev/null +++ b/arch/arm/mach-uniphier/sbc/sbc-boot.c @@ -0,0 +1,13 @@ +// SPDX-License-Identifier: GPL-2.0+ +// +// Copyright (C) 2011-2014 Panasonic Corporation +// Copyright (C) 2015-2019 Socionext Inc. + +#include <linux/io.h> + +#include "sbc-regs.h" + +int uniphier_sbc_boot_is_swapped(void) +{ + return !(readl(SBBASE0) & SBBASE_BANK_ENABLE); +} diff --git a/arch/arm/mach-uniphier/sbc/sbc-ld11.c b/arch/arm/mach-uniphier/sbc/sbc-ld11.c index 44d8a1e..21972ac 100644 --- a/arch/arm/mach-uniphier/sbc/sbc-ld11.c +++ b/arch/arm/mach-uniphier/sbc/sbc-ld11.c @@ -12,6 +12,9 @@ void uniphier_ld11_sbc_init(void) { + if (!uniphier_sbc_is_enabled()) + return; + uniphier_sbc_init_savepin(); /* necessary for ROM boot ?? */ diff --git a/arch/arm/mach-uniphier/sbc/sbc-ld4.c b/arch/arm/mach-uniphier/sbc/sbc-ld4.c index d08b571..72e9743 100644 --- a/arch/arm/mach-uniphier/sbc/sbc-ld4.c +++ b/arch/arm/mach-uniphier/sbc/sbc-ld4.c @@ -13,6 +13,9 @@ void uniphier_ld4_sbc_init(void) { u32 tmp; + if (!uniphier_sbc_is_enabled()) + return; + uniphier_sbc_init_savepin(); /* system bus output enable */ diff --git a/arch/arm/mach-uniphier/sbc/sbc-pxs2.c b/arch/arm/mach-uniphier/sbc/sbc-pxs2.c index 8c167ef..3275f22 100644 --- a/arch/arm/mach-uniphier/sbc/sbc-pxs2.c +++ b/arch/arm/mach-uniphier/sbc/sbc-pxs2.c @@ -10,6 +10,9 @@ void uniphier_pxs2_sbc_init(void) { + if (!uniphier_sbc_is_enabled()) + return; + uniphier_sbc_init_savepin(); /* necessary for ROM boot ?? */ diff --git a/arch/arm/mach-uniphier/sbc/sbc-regs.h b/arch/arm/mach-uniphier/sbc/sbc-regs.h index 853015a..1e96186 100644 --- a/arch/arm/mach-uniphier/sbc/sbc-regs.h +++ b/arch/arm/mach-uniphier/sbc/sbc-regs.h @@ -76,12 +76,7 @@ #define PC0CTRL 0x598000c0 -#ifndef __ASSEMBLY__ -#include <linux/io.h> -static inline int boot_is_swapped(void) -{ - return !(readl(SBBASE0) & SBBASE_BANK_ENABLE); -} -#endif +int uniphier_sbc_boot_is_swapped(void); +int uniphier_sbc_is_enabled(void); #endif /* ARCH_SBC_REGS_H */ diff --git a/arch/arm/mach-uniphier/sbc/sbc.c b/arch/arm/mach-uniphier/sbc/sbc.c index df01e5c..af8d6f4 100644 --- a/arch/arm/mach-uniphier/sbc/sbc.c +++ b/arch/arm/mach-uniphier/sbc/sbc.c @@ -5,7 +5,9 @@ * Author: Masahiro Yamada <yamada.masahiro@socionext.com> */ +#include <common.h> #include <linux/io.h> +#include <asm/global_data.h> #include "../init.h" #include "sbc-regs.h" @@ -31,6 +33,20 @@ #define SBCTRL2_SAVEPIN_MEM_VALUE 0x34000009 #define SBCTRL4_SAVEPIN_MEM_VALUE 0x02110210 +int uniphier_sbc_is_enabled(void) +{ + DECLARE_GLOBAL_DATA_PTR; + const void *fdt = gd->fdt_blob; + int offset; + + offset = fdt_node_offset_by_compatible(fdt, 0, + "socionext,uniphier-system-bus"); + if (offset < 0) + return 0; + + return fdtdec_get_is_enabled(fdt, offset); +} + static void __uniphier_sbc_init(int savepin) { /* @@ -48,7 +64,7 @@ static void __uniphier_sbc_init(int savepin) writel(SBCTRL2_ADMULTIPLX_MEM_VALUE, SBCTRL12); } - if (boot_is_swapped()) { + if (uniphier_sbc_boot_is_swapped()) { /* * Boot Swap On: boot from external NOR/SRAM * 0x42000000-0x43ffffff is a mirror of 0x40000000-0x41ffffff. diff --git a/arch/arm/mach-uniphier/sc-regs.h b/arch/arm/mach-uniphier/sc-regs.h index 28de19c..e43116e 100644 --- a/arch/arm/mach-uniphier/sc-regs.h +++ b/arch/arm/mach-uniphier/sc-regs.h @@ -10,31 +10,36 @@ #ifndef ARCH_SC_REGS_H #define ARCH_SC_REGS_H -#define SC_BASE_ADDR 0x61840000 +#ifndef __ASSEMBLY__ +#include <linux/compiler.h> +#define sc_base ((void __iomem *)SC_BASE) +#endif -#define SC_DPLLCTRL (SC_BASE_ADDR | 0x1200) +#define SC_BASE 0x61840000 + +#define SC_DPLLCTRL 0x1200 #define SC_DPLLCTRL_SSC_EN (0x1 << 31) #define SC_DPLLCTRL_FOUTMODE_MASK (0xf << 16) #define SC_DPLLCTRL_SSC_RATE (0x1 << 15) -#define SC_DPLLCTRL2 (SC_BASE_ADDR | 0x1204) +#define SC_DPLLCTRL2 0x1204 #define SC_DPLLCTRL2_NRSTDS (0x1 << 28) -#define SC_DPLLCTRL3 (SC_BASE_ADDR | 0x1208) +#define SC_DPLLCTRL3 0x1208 #define SC_DPLLCTRL3_LPFSEL_COEF2 (0x0 << 31) #define SC_DPLLCTRL3_LPFSEL_COEF3 (0x1 << 31) -#define SC_UPLLCTRL (SC_BASE_ADDR | 0x1210) +#define SC_UPLLCTRL 0x1210 -#define SC_VPLL27ACTRL (SC_BASE_ADDR | 0x1270) -#define SC_VPLL27ACTRL2 (SC_BASE_ADDR | 0x1274) -#define SC_VPLL27ACTRL3 (SC_BASE_ADDR | 0x1278) +#define SC_VPLL27ACTRL 0x1270 +#define SC_VPLL27ACTRL2 0x1274 +#define SC_VPLL27ACTRL3 0x1278 -#define SC_VPLL27BCTRL (SC_BASE_ADDR | 0x1290) -#define SC_VPLL27BCTRL2 (SC_BASE_ADDR | 0x1294) -#define SC_VPLL27BCTRL3 (SC_BASE_ADDR | 0x1298) +#define SC_VPLL27BCTRL 0x1290 +#define SC_VPLL27BCTRL2 0x1294 +#define SC_VPLL27BCTRL3 0x1298 -#define SC_RSTCTRL (SC_BASE_ADDR | 0x2000) +#define SC_RSTCTRL 0x2000 #define SC_RSTCTRL_NRST_USB3B0 (0x1 << 17) /* USB3 #0 bus */ #define SC_RSTCTRL_NRST_USB3C0 (0x1 << 16) /* USB3 #0 core */ #define SC_RSTCTRL_NRST_ETHER (0x1 << 12) @@ -44,14 +49,14 @@ #define SC_RSTCTRL_NRST_UMC0 (0x1 << 4) #define SC_RSTCTRL_NRST_NAND (0x1 << 2) -#define SC_RSTCTRL2 (SC_BASE_ADDR | 0x2004) +#define SC_RSTCTRL2 0x2004 #define SC_RSTCTRL2_NRST_USB3B1 (0x1 << 17) /* USB3 #1 bus */ #define SC_RSTCTRL2_NRST_USB3C1 (0x1 << 16) /* USB3 #1 core */ -#define SC_RSTCTRL3 (SC_BASE_ADDR | 0x2008) +#define SC_RSTCTRL3 0x2008 /* Pro5 or newer */ -#define SC_RSTCTRL4 (SC_BASE_ADDR | 0x200c) +#define SC_RSTCTRL4 0x200c #define SC_RSTCTRL4_NRST_UMCSB (0x1 << 12) /* UMC system bus */ #define SC_RSTCTRL4_NRST_UMCA2 (0x1 << 10) /* UMC ch2 standby */ #define SC_RSTCTRL4_NRST_UMCA1 (0x1 << 9) /* UMC ch1 standby */ @@ -60,11 +65,11 @@ #define SC_RSTCTRL4_NRST_UMC31 (0x1 << 5) /* UMC ch1 */ #define SC_RSTCTRL4_NRST_UMC30 (0x1 << 4) /* UMC ch0 */ -#define SC_RSTCTRL5 (SC_BASE_ADDR | 0x2010) +#define SC_RSTCTRL5 0x2010 -#define SC_RSTCTRL6 (SC_BASE_ADDR | 0x2014) +#define SC_RSTCTRL6 0x2014 -#define SC_CLKCTRL (SC_BASE_ADDR | 0x2104) +#define SC_CLKCTRL 0x2104 #define SC_CLKCTRL_CEN_USB31 (0x1 << 17) /* USB3 #1 */ #define SC_CLKCTRL_CEN_USB30 (0x1 << 16) /* USB3 #0 */ #define SC_CLKCTRL_CEN_ETHER (0x1 << 12) @@ -76,15 +81,15 @@ #define SC_CLKCTRL_CEN_PERI (0x1 << 0) /* Pro5 or newer */ -#define SC_CLKCTRL4 (SC_BASE_ADDR | 0x210c) +#define SC_CLKCTRL4 0x210c #define SC_CLKCTRL4_CEN_UMCSB (0x1 << 12) /* UMC system bus */ #define SC_CLKCTRL4_CEN_UMC2 (0x1 << 2) /* UMC ch2 */ #define SC_CLKCTRL4_CEN_UMC1 (0x1 << 1) /* UMC ch1 */ #define SC_CLKCTRL4_CEN_UMC0 (0x1 << 0) /* UMC ch0 */ /* System reset control register */ -#define SC_IRQTIMSET (SC_BASE_ADDR | 0x3000) -#define SC_SLFRSTSEL (SC_BASE_ADDR | 0x3010) -#define SC_SLFRSTCTL (SC_BASE_ADDR | 0x3014) +#define SC_IRQTIMSET 0x3000 +#define SC_SLFRSTSEL 0x3010 +#define SC_SLFRSTCTL 0x3014 #endif /* ARCH_SC_REGS_H */ diff --git a/arch/arm/mach-uniphier/sc64-regs.h b/arch/arm/mach-uniphier/sc64-regs.h index 83f34e3..fdcca23 100644 --- a/arch/arm/mach-uniphier/sc64-regs.h +++ b/arch/arm/mach-uniphier/sc64-regs.h @@ -9,28 +9,33 @@ #ifndef SC64_REGS_H #define SC64_REGS_H -#define SC_BASE_ADDR 0x61840000 +#ifndef __ASSEMBLY__ +#include <linux/compiler.h> +extern void __iomem *sc_base; +#endif -#define SC_RSTCTRL (SC_BASE_ADDR | 0x2000) -#define SC_RSTCTRL3 (SC_BASE_ADDR | 0x2008) -#define SC_RSTCTRL4 (SC_BASE_ADDR | 0x200c) -#define SC_RSTCTRL5 (SC_BASE_ADDR | 0x2010) -#define SC_RSTCTRL6 (SC_BASE_ADDR | 0x2014) -#define SC_RSTCTRL7 (SC_BASE_ADDR | 0x2018) +#define SC_BASE 0x61840000 -#define SC_CLKCTRL (SC_BASE_ADDR | 0x2100) -#define SC_CLKCTRL3 (SC_BASE_ADDR | 0x2108) -#define SC_CLKCTRL4 (SC_BASE_ADDR | 0x210c) -#define SC_CLKCTRL5 (SC_BASE_ADDR | 0x2110) -#define SC_CLKCTRL6 (SC_BASE_ADDR | 0x2114) -#define SC_CLKCTRL7 (SC_BASE_ADDR | 0x2118) +#define SC_RSTCTRL 0x2000 +#define SC_RSTCTRL3 0x2008 +#define SC_RSTCTRL4 0x200c +#define SC_RSTCTRL5 0x2010 +#define SC_RSTCTRL6 0x2014 +#define SC_RSTCTRL7 0x2018 -#define SC_CA72_GEARST (SC_BASE_ADDR | 0x8000) -#define SC_CA72_GEARSET (SC_BASE_ADDR | 0x8004) -#define SC_CA72_GEARUPD (SC_BASE_ADDR | 0x8008) -#define SC_CA53_GEARST (SC_BASE_ADDR | 0x8080) -#define SC_CA53_GEARSET (SC_BASE_ADDR | 0x8084) -#define SC_CA53_GEARUPD (SC_BASE_ADDR | 0x8088) +#define SC_CLKCTRL 0x2100 +#define SC_CLKCTRL3 0x2108 +#define SC_CLKCTRL4 0x210c +#define SC_CLKCTRL5 0x2110 +#define SC_CLKCTRL6 0x2114 +#define SC_CLKCTRL7 0x2118 + +#define SC_CA72_GEARST 0x8000 +#define SC_CA72_GEARSET 0x8004 +#define SC_CA72_GEARUPD 0x8008 +#define SC_CA53_GEARST 0x8080 +#define SC_CA53_GEARSET 0x8084 +#define SC_CA53_GEARUPD 0x8088 #define SC_CA_GEARUPD (1 << 0) #endif /* SC64_REGS_H */ diff --git a/arch/arm/mach-uniphier/sg-regs.h b/arch/arm/mach-uniphier/sg-regs.h index 39ffed5..f47d101 100644 --- a/arch/arm/mach-uniphier/sg-regs.h +++ b/arch/arm/mach-uniphier/sg-regs.h @@ -10,15 +10,23 @@ #ifndef UNIPHIER_SG_REGS_H #define UNIPHIER_SG_REGS_H +#ifndef __ASSEMBLY__ +#include <linux/compiler.h> +#ifdef CONFIG_ARCH_UNIPHIER_V8_MULTI +extern void __iomem *sg_base; +#else +#define sg_base ((void __iomem *)SG_BASE) +#endif +#endif /* __ASSEMBLY__ */ + /* Base Address */ -#define SG_CTRL_BASE 0x5f800000 -#define SG_DBG_BASE 0x5f900000 +#define SG_BASE 0x5f800000 /* Revision */ -#define SG_REVISION (SG_CTRL_BASE | 0x0000) +#define SG_REVISION 0x0000 /* Memory Configuration */ -#define SG_MEMCONF (SG_CTRL_BASE | 0x0400) +#define SG_MEMCONF 0x0400 #define SG_MEMCONF_CH0_SZ_MASK ((0x1 << 10) | (0x03 << 0)) #define SG_MEMCONF_CH0_SZ_64M ((0x0 << 10) | (0x01 << 0)) @@ -54,22 +62,22 @@ #define SG_MEMCONF_SPARSEMEM (0x1 << 4) -#define SG_USBPHYCTRL (SG_CTRL_BASE | 0x500) -#define SG_ETPHYPSHUT (SG_CTRL_BASE | 0x554) -#define SG_ETPHYCNT (SG_CTRL_BASE | 0x550) +#define SG_USBPHYCTRL 0x0500 +#define SG_ETPHYPSHUT 0x0554 +#define SG_ETPHYCNT 0x0550 /* Pin Control */ -#define SG_PINCTRL_BASE (SG_CTRL_BASE | 0x1000) +#define SG_PINCTRL_BASE 0x1000 /* PH1-Pro4, PH1-Pro5 */ -#define SG_LOADPINCTRL (SG_CTRL_BASE | 0x1700) +#define SG_LOADPINCTRL 0x1700 /* Input Enable */ -#define SG_IECTRL (SG_CTRL_BASE | 0x1d00) +#define SG_IECTRL 0x1d00 /* Pin Monitor */ -#define SG_PINMON0 (SG_DBG_BASE | 0x0100) -#define SG_PINMON2 (SG_DBG_BASE | 0x0108) +#define SG_PINMON0 0x00100100 +#define SG_PINMON2 0x00100108 #define SG_PINMON0_CLK_MODE_UPLLSRC_MASK (0x3 << 19) #define SG_PINMON0_CLK_MODE_UPLLSRC_DEFAULT (0x0 << 19) diff --git a/arch/arm/mach-uniphier/soc-info.c b/arch/arm/mach-uniphier/soc-info.c index ce2d4b6..f021a8c 100644 --- a/arch/arm/mach-uniphier/soc-info.c +++ b/arch/arm/mach-uniphier/soc-info.c @@ -13,7 +13,7 @@ static unsigned int __uniphier_get_revision_field(unsigned int mask, unsigned int shift) { - u32 revision = readl(SG_REVISION); + u32 revision = readl(sg_base + SG_REVISION); return (revision >> shift) & mask; } diff --git a/configs/uniphier_v8_defconfig b/configs/uniphier_v8_defconfig index 83f7877..3908ff8 100644 --- a/configs/uniphier_v8_defconfig +++ b/configs/uniphier_v8_defconfig @@ -1,7 +1,9 @@ CONFIG_ARM=y +CONFIG_POSITION_INDEPENDENT=y +CONFIG_INIT_SP_RELATIVE=y CONFIG_ARM_SMCCC=y CONFIG_ARCH_UNIPHIER=y -CONFIG_SYS_TEXT_BASE=0x84000000 +CONFIG_SYS_TEXT_BASE=0x00000000 CONFIG_SYS_MALLOC_F_LEN=0x2000 CONFIG_NR_DRAM_BANKS=3 CONFIG_ARCH_UNIPHIER_V8_MULTI=y diff --git a/drivers/clk/uniphier/clk-uniphier-sys.c b/drivers/clk/uniphier/clk-uniphier-sys.c index 487b43e..c627a4b 100644 --- a/drivers/clk/uniphier/clk-uniphier-sys.c +++ b/drivers/clk/uniphier/clk-uniphier-sys.c @@ -18,8 +18,8 @@ const struct uniphier_clk_data uniphier_pxs2_sys_clk_data[] = { #if defined(CONFIG_ARCH_UNIPHIER_LD4) || defined(CONFIG_ARCH_UNIPHIER_SLD8) ||\ defined(CONFIG_ARCH_UNIPHIER_PRO4) || defined(CONFIG_ARCH_UNIPHIER_PRO5) ||\ defined(CONFIG_ARCH_UNIPHIER_PXS2) || defined(CONFIG_ARCH_UNIPHIER_LD6B) - UNIPHIER_LD4_SYS_CLK_NAND(2), - UNIPHIER_CLK_RATE(3, 200000000), + UNIPHIER_LD4_SYS_CLK_NAND(2), /* nand */ + UNIPHIER_CLK_RATE(3, 200000000), /* nand-4x */ UNIPHIER_CLK_GATE_SIMPLE(6, 0x2104, 12), /* ether (Pro4, PXs2) */ UNIPHIER_CLK_GATE_SIMPLE(7, 0x2104, 5), /* ether-gb (Pro4) */ UNIPHIER_CLK_GATE_SIMPLE(8, 0x2104, 10), /* stdmac */ @@ -35,8 +35,9 @@ const struct uniphier_clk_data uniphier_pxs2_sys_clk_data[] = { const struct uniphier_clk_data uniphier_ld20_sys_clk_data[] = { #if defined(CONFIG_ARCH_UNIPHIER_LD11) || defined(CONFIG_ARCH_UNIPHIER_LD20) - UNIPHIER_LD11_SYS_CLK_NAND(2), - UNIPHIER_CLK_RATE(3, 200000000), + UNIPHIER_LD11_SYS_CLK_NAND(2), /* nand */ + UNIPHIER_CLK_RATE(3, 200000000), /* nand-4x */ + UNIPHIER_CLK_GATE_SIMPLE(4, 0x210c, 2), /* emmc */ UNIPHIER_CLK_GATE_SIMPLE(6, 0x210c, 6), /* ether */ UNIPHIER_CLK_GATE_SIMPLE(8, 0x210c, 8), /* stdmac */ UNIPHIER_CLK_GATE_SIMPLE(14, 0x210c, 14), /* usb30 (LD20) */ @@ -48,8 +49,9 @@ const struct uniphier_clk_data uniphier_ld20_sys_clk_data[] = { const struct uniphier_clk_data uniphier_pxs3_sys_clk_data[] = { #if defined(CONFIG_ARCH_UNIPHIER_PXS3) - UNIPHIER_LD11_SYS_CLK_NAND(2), - UNIPHIER_CLK_RATE(3, 200000000), + UNIPHIER_LD11_SYS_CLK_NAND(2), /* nand */ + UNIPHIER_CLK_RATE(3, 200000000), /* nand-4x */ + UNIPHIER_CLK_GATE_SIMPLE(4, 0x210c, 2), /* emmc */ UNIPHIER_CLK_GATE_SIMPLE(6, 0x210c, 9), /* ether0 */ UNIPHIER_CLK_GATE_SIMPLE(7, 0x210c, 10), /* ether1 */ UNIPHIER_CLK_GATE_SIMPLE(12, 0x210c, 4), /* usb30 (gio0) */ diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig index f9b2823..509dd0e 100644 --- a/drivers/spi/Kconfig +++ b/drivers/spi/Kconfig @@ -293,6 +293,14 @@ config TI_QSPI Enable the TI Quad-SPI (QSPI) driver for DRA7xx and AM43xx evms. This driver support spi flash single, quad and memory reads. +config UNIPHIER_SPI + bool "Socionext UniPhier SPI driver" + depends on ARCH_UNIPHIER + help + Enable the Socionext UniPhier SPI driver. This driver can + be used to access SPI chips on platforms embedding this + UniPhier IP core. + config XILINX_SPI bool "Xilinx SPI driver" help diff --git a/drivers/spi/Makefile b/drivers/spi/Makefile index 64c407e..ab84122 100644 --- a/drivers/spi/Makefile +++ b/drivers/spi/Makefile @@ -59,6 +59,7 @@ obj-$(CONFIG_TEGRA114_SPI) += tegra114_spi.o obj-$(CONFIG_TEGRA20_SFLASH) += tegra20_sflash.o obj-$(CONFIG_TEGRA20_SLINK) += tegra20_slink.o obj-$(CONFIG_TEGRA210_QSPI) += tegra210_qspi.o +obj-$(CONFIG_UNIPHIER_SPI) += uniphier_spi.o obj-$(CONFIG_XILINX_SPI) += xilinx_spi.o obj-$(CONFIG_ZYNQ_SPI) += zynq_spi.o obj-$(CONFIG_ZYNQ_QSPI) += zynq_qspi.o diff --git a/drivers/spi/uniphier_spi.c b/drivers/spi/uniphier_spi.c new file mode 100644 index 0000000..ef02d07 --- /dev/null +++ b/drivers/spi/uniphier_spi.c @@ -0,0 +1,413 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * uniphier_spi.c - Socionext UniPhier SPI driver + * Copyright 2019 Socionext, Inc. + */ + +#include <clk.h> +#include <common.h> +#include <dm.h> +#include <linux/bitfield.h> +#include <linux/io.h> +#include <spi.h> +#include <wait_bit.h> + +DECLARE_GLOBAL_DATA_PTR; + +#define SSI_CTL 0x00 +#define SSI_CTL_EN BIT(0) + +#define SSI_CKS 0x04 +#define SSI_CKS_CKRAT_MASK GENMASK(7, 0) +#define SSI_CKS_CKPHS BIT(14) +#define SSI_CKS_CKINIT BIT(13) +#define SSI_CKS_CKDLY BIT(12) + +#define SSI_TXWDS 0x08 +#define SSI_TXWDS_WDLEN_MASK GENMASK(13, 8) +#define SSI_TXWDS_TDTF_MASK GENMASK(7, 6) +#define SSI_TXWDS_DTLEN_MASK GENMASK(5, 0) + +#define SSI_RXWDS 0x0c +#define SSI_RXWDS_RDTF_MASK GENMASK(7, 6) +#define SSI_RXWDS_DTLEN_MASK GENMASK(5, 0) + +#define SSI_FPS 0x10 +#define SSI_FPS_FSPOL BIT(15) +#define SSI_FPS_FSTRT BIT(14) + +#define SSI_SR 0x14 +#define SSI_SR_BUSY BIT(7) +#define SSI_SR_TNF BIT(5) +#define SSI_SR_RNE BIT(0) + +#define SSI_IE 0x18 + +#define SSI_IC 0x1c +#define SSI_IC_TCIC BIT(4) +#define SSI_IC_RCIC BIT(3) +#define SSI_IC_RORIC BIT(0) + +#define SSI_FC 0x20 +#define SSI_FC_TXFFL BIT(12) +#define SSI_FC_TXFTH_MASK GENMASK(11, 8) +#define SSI_FC_RXFFL BIT(4) +#define SSI_FC_RXFTH_MASK GENMASK(3, 0) + +#define SSI_XDR 0x24 /* TXDR for write, RXDR for read */ + +#define SSI_FIFO_DEPTH 8U + +#define SSI_REG_TIMEOUT (CONFIG_SYS_HZ / 100) /* 10 ms */ +#define SSI_XFER_TIMEOUT (CONFIG_SYS_HZ) /* 1 sec */ + +#define SSI_CLK 50000000 /* internal I/O clock: 50MHz */ + +struct uniphier_spi_platdata { + void __iomem *base; + u32 frequency; /* input frequency */ + u32 speed_hz; + uint deactivate_delay_us; /* Delay to wait after deactivate */ + uint activate_delay_us; /* Delay to wait after activate */ +}; + +struct uniphier_spi_priv { + void __iomem *base; + u8 mode; + u8 fifo_depth; + u8 bits_per_word; + ulong last_transaction_us; /* Time of last transaction end */ +}; + +static void uniphier_spi_enable(struct uniphier_spi_priv *priv, int enable) +{ + u32 val; + + val = readl(priv->base + SSI_CTL); + if (enable) + val |= SSI_CTL_EN; + else + val &= ~SSI_CTL_EN; + writel(val, priv->base + SSI_CTL); +} + +static void uniphier_spi_regdump(struct uniphier_spi_priv *priv) +{ + pr_debug("CTL %08x\n", readl(priv->base + SSI_CTL)); + pr_debug("CKS %08x\n", readl(priv->base + SSI_CKS)); + pr_debug("TXWDS %08x\n", readl(priv->base + SSI_TXWDS)); + pr_debug("RXWDS %08x\n", readl(priv->base + SSI_RXWDS)); + pr_debug("FPS %08x\n", readl(priv->base + SSI_FPS)); + pr_debug("SR %08x\n", readl(priv->base + SSI_SR)); + pr_debug("IE %08x\n", readl(priv->base + SSI_IE)); + pr_debug("IC %08x\n", readl(priv->base + SSI_IC)); + pr_debug("FC %08x\n", readl(priv->base + SSI_FC)); + pr_debug("XDR %08x\n", readl(priv->base + SSI_XDR)); +} + +static void spi_cs_activate(struct udevice *dev) +{ + struct udevice *bus = dev->parent; + struct uniphier_spi_platdata *plat = bus->platdata; + struct uniphier_spi_priv *priv = dev_get_priv(bus); + ulong delay_us; /* The delay completed so far */ + u32 val; + + /* If it's too soon to do another transaction, wait */ + if (plat->deactivate_delay_us && priv->last_transaction_us) { + delay_us = timer_get_us() - priv->last_transaction_us; + if (delay_us < plat->deactivate_delay_us) + udelay(plat->deactivate_delay_us - delay_us); + } + + val = readl(priv->base + SSI_FPS); + if (priv->mode & SPI_CS_HIGH) + val |= SSI_FPS_FSPOL; + else + val &= ~SSI_FPS_FSPOL; + writel(val, priv->base + SSI_FPS); + + if (plat->activate_delay_us) + udelay(plat->activate_delay_us); +} + +static void spi_cs_deactivate(struct udevice *dev) +{ + struct udevice *bus = dev->parent; + struct uniphier_spi_platdata *plat = bus->platdata; + struct uniphier_spi_priv *priv = dev_get_priv(bus); + u32 val; + + val = readl(priv->base + SSI_FPS); + if (priv->mode & SPI_CS_HIGH) + val &= ~SSI_FPS_FSPOL; + else + val |= SSI_FPS_FSPOL; + writel(val, priv->base + SSI_FPS); + + /* Remember time of this transaction so we can honour the bus delay */ + if (plat->deactivate_delay_us) + priv->last_transaction_us = timer_get_us(); +} + +static int uniphier_spi_claim_bus(struct udevice *dev) +{ + struct udevice *bus = dev->parent; + struct uniphier_spi_priv *priv = dev_get_priv(bus); + u32 val, size; + + uniphier_spi_enable(priv, false); + + /* disable interrupts */ + writel(0, priv->base + SSI_IE); + + /* bits_per_word */ + size = priv->bits_per_word; + val = readl(priv->base + SSI_TXWDS); + val &= ~(SSI_TXWDS_WDLEN_MASK | SSI_TXWDS_DTLEN_MASK); + val |= FIELD_PREP(SSI_TXWDS_WDLEN_MASK, size); + val |= FIELD_PREP(SSI_TXWDS_DTLEN_MASK, size); + writel(val, priv->base + SSI_TXWDS); + + val = readl(priv->base + SSI_RXWDS); + val &= ~SSI_RXWDS_DTLEN_MASK; + val |= FIELD_PREP(SSI_RXWDS_DTLEN_MASK, size); + writel(val, priv->base + SSI_RXWDS); + + /* reset FIFOs */ + val = SSI_FC_TXFFL | SSI_FC_RXFFL; + writel(val, priv->base + SSI_FC); + + /* FIFO threthold */ + val = readl(priv->base + SSI_FC); + val &= ~(SSI_FC_TXFTH_MASK | SSI_FC_RXFTH_MASK); + val |= FIELD_PREP(SSI_FC_TXFTH_MASK, priv->fifo_depth); + val |= FIELD_PREP(SSI_FC_RXFTH_MASK, priv->fifo_depth); + writel(val, priv->base + SSI_FC); + + /* clear interrupts */ + writel(SSI_IC_TCIC | SSI_IC_RCIC | SSI_IC_RORIC, + priv->base + SSI_IC); + + uniphier_spi_enable(priv, true); + + return 0; +} + +static int uniphier_spi_release_bus(struct udevice *dev) +{ + struct udevice *bus = dev->parent; + struct uniphier_spi_priv *priv = dev_get_priv(bus); + + uniphier_spi_enable(priv, false); + + return 0; +} + +static int uniphier_spi_xfer(struct udevice *dev, unsigned int bitlen, + const void *dout, void *din, unsigned long flags) +{ + struct udevice *bus = dev->parent; + struct uniphier_spi_priv *priv = dev_get_priv(bus); + const u8 *tx_buf = dout; + u8 *rx_buf = din, buf; + u32 len = bitlen / 8; + u32 tx_len, rx_len; + u32 ts, status; + int ret = 0; + + if (bitlen % 8) { + dev_err(dev, "Non byte aligned SPI transfer\n"); + return -EINVAL; + } + + if (flags & SPI_XFER_BEGIN) + spi_cs_activate(dev); + + uniphier_spi_enable(priv, true); + + ts = get_timer(0); + tx_len = len; + rx_len = len; + + uniphier_spi_regdump(priv); + + while (tx_len || rx_len) { + ret = wait_for_bit_le32(priv->base + SSI_SR, SSI_SR_BUSY, false, + SSI_REG_TIMEOUT * 1000, false); + if (ret) { + if (ret == -ETIMEDOUT) + dev_err(dev, "access timeout\n"); + break; + } + + status = readl(priv->base + SSI_SR); + /* write the data into TX */ + if (tx_len && (status & SSI_SR_TNF)) { + buf = tx_buf ? *tx_buf++ : 0; + writel(buf, priv->base + SSI_XDR); + tx_len--; + } + + /* read the data from RX */ + if (rx_len && (status & SSI_SR_RNE)) { + buf = readl(priv->base + SSI_XDR); + if (rx_buf) + *rx_buf++ = buf; + rx_len--; + } + + if (get_timer(ts) >= SSI_XFER_TIMEOUT) { + dev_err(dev, "transfer timeout\n"); + ret = -ETIMEDOUT; + break; + } + } + + if (flags & SPI_XFER_END) + spi_cs_deactivate(dev); + + uniphier_spi_enable(priv, false); + + return ret; +} + +static int uniphier_spi_set_speed(struct udevice *bus, uint speed) +{ + struct uniphier_spi_platdata *plat = bus->platdata; + struct uniphier_spi_priv *priv = dev_get_priv(bus); + u32 val, ckdiv; + + if (speed > plat->frequency) + speed = plat->frequency; + + /* baudrate */ + ckdiv = DIV_ROUND_UP(SSI_CLK, speed); + ckdiv = round_up(ckdiv, 2); + + val = readl(priv->base + SSI_CKS); + val &= ~SSI_CKS_CKRAT_MASK; + val |= ckdiv & SSI_CKS_CKRAT_MASK; + writel(val, priv->base + SSI_CKS); + + return 0; +} + +static int uniphier_spi_set_mode(struct udevice *bus, uint mode) +{ + struct uniphier_spi_priv *priv = dev_get_priv(bus); + u32 val1, val2; + + /* + * clock setting + * CKPHS capture timing. 0:rising edge, 1:falling edge + * CKINIT clock initial level. 0:low, 1:high + * CKDLY clock delay. 0:no delay, 1:delay depending on FSTRT + * (FSTRT=0: 1 clock, FSTRT=1: 0.5 clock) + * + * frame setting + * FSPOL frame signal porarity. 0: low, 1: high + * FSTRT start frame timing + * 0: rising edge of clock, 1: falling edge of clock + */ + val1 = readl(priv->base + SSI_CKS); + val2 = readl(priv->base + SSI_FPS); + + switch (mode & (SPI_CPOL | SPI_CPHA)) { + case SPI_MODE_0: + /* CKPHS=1, CKINIT=0, CKDLY=1, FSTRT=0 */ + val1 |= SSI_CKS_CKPHS | SSI_CKS_CKDLY; + val1 &= ~SSI_CKS_CKINIT; + val2 &= ~SSI_FPS_FSTRT; + break; + case SPI_MODE_1: + /* CKPHS=0, CKINIT=0, CKDLY=0, FSTRT=1 */ + val1 &= ~(SSI_CKS_CKPHS | SSI_CKS_CKINIT | SSI_CKS_CKDLY); + val2 |= SSI_FPS_FSTRT; + break; + case SPI_MODE_2: + /* CKPHS=0, CKINIT=1, CKDLY=1, FSTRT=1 */ + val1 |= SSI_CKS_CKINIT | SSI_CKS_CKDLY; + val1 &= ~SSI_CKS_CKPHS; + val2 |= SSI_FPS_FSTRT; + break; + case SPI_MODE_3: + /* CKPHS=1, CKINIT=1, CKDLY=0, FSTRT=0 */ + val1 |= SSI_CKS_CKPHS | SSI_CKS_CKINIT; + val1 &= ~SSI_CKS_CKDLY; + val2 &= ~SSI_FPS_FSTRT; + break; + } + + writel(val1, priv->base + SSI_CKS); + writel(val2, priv->base + SSI_FPS); + + /* format */ + val1 = readl(priv->base + SSI_TXWDS); + val2 = readl(priv->base + SSI_RXWDS); + if (mode & SPI_LSB_FIRST) { + val1 |= FIELD_PREP(SSI_TXWDS_TDTF_MASK, 1); + val2 |= FIELD_PREP(SSI_RXWDS_RDTF_MASK, 1); + } + writel(val1, priv->base + SSI_TXWDS); + writel(val2, priv->base + SSI_RXWDS); + + priv->mode = mode; + + return 0; +} + +static int uniphier_spi_ofdata_to_platdata(struct udevice *bus) +{ + struct uniphier_spi_platdata *plat = bus->platdata; + const void *blob = gd->fdt_blob; + int node = dev_of_offset(bus); + + plat->base = devfdt_get_addr_ptr(bus); + + plat->frequency = + fdtdec_get_int(blob, node, "spi-max-frequency", 12500000); + plat->deactivate_delay_us = + fdtdec_get_int(blob, node, "spi-deactivate-delay", 0); + plat->activate_delay_us = + fdtdec_get_int(blob, node, "spi-activate-delay", 0); + plat->speed_hz = plat->frequency / 2; + + return 0; +} + +static int uniphier_spi_probe(struct udevice *bus) +{ + struct uniphier_spi_platdata *plat = dev_get_platdata(bus); + struct uniphier_spi_priv *priv = dev_get_priv(bus); + + priv->base = plat->base; + priv->fifo_depth = SSI_FIFO_DEPTH; + priv->bits_per_word = 8; + + return 0; +} + +static const struct dm_spi_ops uniphier_spi_ops = { + .claim_bus = uniphier_spi_claim_bus, + .release_bus = uniphier_spi_release_bus, + .xfer = uniphier_spi_xfer, + .set_speed = uniphier_spi_set_speed, + .set_mode = uniphier_spi_set_mode, +}; + +static const struct udevice_id uniphier_spi_ids[] = { + { .compatible = "socionext,uniphier-scssi" }, + { /* Sentinel */ } +}; + +U_BOOT_DRIVER(uniphier_spi) = { + .name = "uniphier_spi", + .id = UCLASS_SPI, + .of_match = uniphier_spi_ids, + .ops = &uniphier_spi_ops, + .ofdata_to_platdata = uniphier_spi_ofdata_to_platdata, + .platdata_auto_alloc_size = sizeof(struct uniphier_spi_platdata), + .priv_auto_alloc_size = sizeof(struct uniphier_spi_priv), + .probe = uniphier_spi_probe, +}; diff --git a/include/configs/uniphier.h b/include/configs/uniphier.h index 5b42e0c..68568f4 100644 --- a/include/configs/uniphier.h +++ b/include/configs/uniphier.h @@ -90,10 +90,6 @@ #define CONFIG_SYS_NAND_DATA_BASE 0x68000000 #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0 -/* memtest works on */ -#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE -#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + 0x01000000) - /* * Network Configuration */ @@ -102,8 +98,7 @@ #define CONFIG_GATEWAYIP 192.168.11.1 #define CONFIG_NETMASK 255.255.255.0 -#define CONFIG_LOADADDR 0x85000000 -#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR +#define CONFIG_SYS_LOAD_ADDR 0x85000000 #define CONFIG_SYS_BOOTM_LEN (32 << 20) #if defined(CONFIG_ARM64) @@ -126,8 +121,8 @@ #ifdef CONFIG_FIT #define CONFIG_BOOTFILE "fitImage" +#define KERNEL_ADDR_R_OFFSET "0x05100000" #define LINUXBOOT_ENV_SETTINGS \ - "kernel_addr_r=0x85100000\0" \ "tftpboot=tftpboot $kernel_addr_r $bootfile &&" \ "bootm $kernel_addr_r\0" \ "__nfsboot=run tftpboot\0" @@ -135,17 +130,13 @@ #ifdef CONFIG_ARM64 #define CONFIG_BOOTFILE "Image" #define LINUXBOOT_CMD "booti" -#define KERNEL_ADDR_R "kernel_addr_r=0x82080000\0" +#define KERNEL_ADDR_R_OFFSET "0x02080000" #else #define CONFIG_BOOTFILE "zImage" #define LINUXBOOT_CMD "bootz" -#define KERNEL_ADDR_R "kernel_addr_r=0x80208000\0" +#define KERNEL_ADDR_R_OFFSET "0x00208000" #endif #define LINUXBOOT_ENV_SETTINGS \ - "fdt_addr_r=0x85100000\0" \ - KERNEL_ADDR_R \ - "ramdisk_addr_r=0x86000000\0" \ - "ramdisk_file=rootfs.cpio.gz\0" \ "boot_common=setexpr bootm_low $kernel_addr_r '&' fe000000 && " \ LINUXBOOT_CMD " $kernel_addr_r $ramdisk_addr_r $fdt_addr_r\0" \ "tftpboot=tftpboot $kernel_addr_r $bootfile && " \ @@ -160,8 +151,13 @@ #endif #define CONFIG_EXTRA_ENV_SETTINGS \ + "fdt_addr_r_offset=0x05100000\0" \ + "kernel_addr_r_offset=" KERNEL_ADDR_R_OFFSET "\0" \ + "ramdisk_addr_r_offset=0x06000000\0" \ + "ramdisk_file=rootfs.cpio.gz\0" \ "netdev=eth0\0" \ "initrd_high=0xffffffffffffffff\0" \ + "loadaddr_offset=0x05000000\0" \ "script=boot.scr\0" \ "scriptaddr=0x85000000\0" \ "nor_base=0x42000000\0" \ @@ -215,15 +211,9 @@ #define CONFIG_SYS_BOOTMAPSZ 0x20000000 -#define CONFIG_SYS_SDRAM_BASE 0x80000000 - #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_TEXT_BASE) /* only for SPL */ -#if defined(CONFIG_ARCH_UNIPHIER_LD4) || \ - defined(CONFIG_ARCH_UNIPHIER_SLD8) -#endif - #define CONFIG_SPL_STACK (0x00200000) #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x20000 |