diff options
Diffstat (limited to 'arch/arm/mach-uniphier/sg-regs.h')
-rw-r--r-- | arch/arm/mach-uniphier/sg-regs.h | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/arch/arm/mach-uniphier/sg-regs.h b/arch/arm/mach-uniphier/sg-regs.h new file mode 100644 index 0000000..678d437 --- /dev/null +++ b/arch/arm/mach-uniphier/sg-regs.h @@ -0,0 +1,120 @@ +/* + * UniPhier SG (SoC Glue) block registers + * + * Copyright (C) 2011-2015 Masahiro Yamada <yamada.masahiro@socionext.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef ARCH_SG_REGS_H +#define ARCH_SG_REGS_H + +/* Base Address */ +#define SG_CTRL_BASE 0x5f800000 +#define SG_DBG_BASE 0x5f900000 + +/* Revision */ +#define SG_REVISION (SG_CTRL_BASE | 0x0000) +#define SG_REVISION_TYPE_SHIFT 16 +#define SG_REVISION_TYPE_MASK (0xff << SG_REVISION_TYPE_SHIFT) +#define SG_REVISION_MODEL_SHIFT 8 +#define SG_REVISION_MODEL_MASK (0x3 << SG_REVISION_MODEL_SHIFT) +#define SG_REVISION_REV_SHIFT 0 +#define SG_REVISION_REV_MASK (0x1f << SG_REVISION_REV_SHIFT) + +/* Memory Configuration */ +#define SG_MEMCONF (SG_CTRL_BASE | 0x0400) + +#define SG_MEMCONF_CH0_SZ_MASK ((0x1 << 10) | (0x03 << 0)) +#define SG_MEMCONF_CH0_SZ_64M ((0x0 << 10) | (0x01 << 0)) +#define SG_MEMCONF_CH0_SZ_128M ((0x0 << 10) | (0x02 << 0)) +#define SG_MEMCONF_CH0_SZ_256M ((0x0 << 10) | (0x03 << 0)) +#define SG_MEMCONF_CH0_SZ_512M ((0x1 << 10) | (0x00 << 0)) +#define SG_MEMCONF_CH0_SZ_1G ((0x1 << 10) | (0x01 << 0)) +#define SG_MEMCONF_CH0_NUM_MASK (0x1 << 8) +#define SG_MEMCONF_CH0_NUM_1 (0x1 << 8) +#define SG_MEMCONF_CH0_NUM_2 (0x0 << 8) + +#define SG_MEMCONF_CH1_SZ_MASK ((0x1 << 11) | (0x03 << 2)) +#define SG_MEMCONF_CH1_SZ_64M ((0x0 << 11) | (0x01 << 2)) +#define SG_MEMCONF_CH1_SZ_128M ((0x0 << 11) | (0x02 << 2)) +#define SG_MEMCONF_CH1_SZ_256M ((0x0 << 11) | (0x03 << 2)) +#define SG_MEMCONF_CH1_SZ_512M ((0x1 << 11) | (0x00 << 2)) +#define SG_MEMCONF_CH1_SZ_1G ((0x1 << 11) | (0x01 << 2)) +#define SG_MEMCONF_CH1_NUM_MASK (0x1 << 9) +#define SG_MEMCONF_CH1_NUM_1 (0x1 << 9) +#define SG_MEMCONF_CH1_NUM_2 (0x0 << 9) + +#define SG_MEMCONF_CH2_SZ_MASK ((0x1 << 26) | (0x03 << 16)) +#define SG_MEMCONF_CH2_SZ_64M ((0x0 << 26) | (0x01 << 16)) +#define SG_MEMCONF_CH2_SZ_128M ((0x0 << 26) | (0x02 << 16)) +#define SG_MEMCONF_CH2_SZ_256M ((0x0 << 26) | (0x03 << 16)) +#define SG_MEMCONF_CH2_SZ_512M ((0x1 << 26) | (0x00 << 16)) +#define SG_MEMCONF_CH2_NUM_MASK (0x1 << 24) +#define SG_MEMCONF_CH2_NUM_1 (0x1 << 24) +#define SG_MEMCONF_CH2_NUM_2 (0x0 << 24) +/* PH1-LD6b, ProXstream2 only */ +#define SG_MEMCONF_CH2_DISABLE (0x1 << 21) + +#define SG_MEMCONF_SPARSEMEM (0x1 << 4) + +/* Pin Control */ +#define SG_PINCTRL_BASE (SG_CTRL_BASE | 0x1000) + +/* PH1-Pro4, PH1-Pro5 */ +#define SG_LOADPINCTRL (SG_CTRL_BASE | 0x1700) + +/* Input Enable */ +#define SG_IECTRL (SG_CTRL_BASE | 0x1d00) + +/* Pin Monitor */ +#define SG_PINMON0 (SG_DBG_BASE | 0x0100) + +#define SG_PINMON0_CLK_MODE_UPLLSRC_MASK (0x3 << 19) +#define SG_PINMON0_CLK_MODE_UPLLSRC_DEFAULT (0x0 << 19) +#define SG_PINMON0_CLK_MODE_UPLLSRC_VPLL27A (0x2 << 19) +#define SG_PINMON0_CLK_MODE_UPLLSRC_VPLL27B (0x3 << 19) + +#define SG_PINMON0_CLK_MODE_AXOSEL_MASK (0x3 << 16) +#define SG_PINMON0_CLK_MODE_AXOSEL_24576KHZ (0x0 << 16) +#define SG_PINMON0_CLK_MODE_AXOSEL_25000KHZ (0x1 << 16) +#define SG_PINMON0_CLK_MODE_AXOSEL_6144KHZ (0x2 << 16) +#define SG_PINMON0_CLK_MODE_AXOSEL_6250KHZ (0x3 << 16) + +#define SG_PINMON0_CLK_MODE_AXOSEL_DEFAULT (0x0 << 16) +#define SG_PINMON0_CLK_MODE_AXOSEL_25000KHZ_U (0x1 << 16) +#define SG_PINMON0_CLK_MODE_AXOSEL_20480KHZ (0x2 << 16) +#define SG_PINMON0_CLK_MODE_AXOSEL_25000KHZ_A (0x3 << 16) + +#ifdef __ASSEMBLY__ + + .macro sg_set_pinsel, pin, muxval, mux_bits, reg_stride, ra, rd + ldr \ra, =(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)) + str \rd, [\ra] + .endm + +#else + +#include <linux/types.h> +#include <linux/io.h> + +static inline void sg_set_pinsel(unsigned pin, unsigned muxval, + unsigned mux_bits, unsigned reg_stride) +{ + unsigned shift = pin * mux_bits % 32; + unsigned reg = SG_PINCTRL_BASE + pin * mux_bits / 32 * reg_stride; + u32 mask = (1U << mux_bits) - 1; + u32 tmp; + + tmp = readl(reg); + tmp &= ~(mask << shift); + tmp |= (mask & muxval) << shift; + writel(tmp, reg); +} + +#endif /* __ASSEMBLY__ */ + +#endif /* ARCH_SG_REGS_H */ |