diff options
author | Tom Rini <trini@konsulko.com> | 2021-02-20 20:06:09 -0500 |
---|---|---|
committer | Tom Rini <trini@konsulko.com> | 2021-04-10 08:03:30 -0400 |
commit | 397a43dc563b469389f07faba1a90ca7b159e694 (patch) | |
tree | 6f728812c38c1729b510c05720a5d2dc81101cc0 /board | |
parent | a0cacddcafe531fa71189cf0bed1d77d456ad947 (diff) | |
download | u-boot-397a43dc563b469389f07faba1a90ca7b159e694.zip u-boot-397a43dc563b469389f07faba1a90ca7b159e694.tar.gz u-boot-397a43dc563b469389f07faba1a90ca7b159e694.tar.bz2 |
arm: Remove pfla02 board
This board has not been converted to CONFIG_DM_MMC by the deadline.
Remove it.
Cc: Stefano Babic <sbabic@denx.de>
Signed-off-by: Tom Rini <trini@konsulko.com>
Diffstat (limited to 'board')
-rw-r--r-- | board/phytec/pfla02/Kconfig | 18 | ||||
-rw-r--r-- | board/phytec/pfla02/MAINTAINERS | 6 | ||||
-rw-r--r-- | board/phytec/pfla02/Makefile | 7 | ||||
-rw-r--r-- | board/phytec/pfla02/README | 24 | ||||
-rw-r--r-- | board/phytec/pfla02/pfla02.c | 714 |
5 files changed, 0 insertions, 769 deletions
diff --git a/board/phytec/pfla02/Kconfig b/board/phytec/pfla02/Kconfig deleted file mode 100644 index f4da68b..0000000 --- a/board/phytec/pfla02/Kconfig +++ /dev/null @@ -1,18 +0,0 @@ -if TARGET_PFLA02 - -config SYS_BOARD - default "pfla02" - -config SYS_VENDOR - default "phytec" - -config SYS_CONFIG_NAME - default "pfla02" - -config SPL_DRAM_1_BANK - bool "DRAM on just one bank" - help - activate, if the module has just one bank - of RAM - -endif diff --git a/board/phytec/pfla02/MAINTAINERS b/board/phytec/pfla02/MAINTAINERS deleted file mode 100644 index 4b069a9..0000000 --- a/board/phytec/pfla02/MAINTAINERS +++ /dev/null @@ -1,6 +0,0 @@ -PHYTEC PHYFLEX -M: Stefano Babic <sbabic@denx.de> -S: Maintained -F: board/phytec/pfla02/ -F: include/configs/pfla02.h -F: configs/pfla02_defconfig diff --git a/board/phytec/pfla02/Makefile b/board/phytec/pfla02/Makefile deleted file mode 100644 index c50f315..0000000 --- a/board/phytec/pfla02/Makefile +++ /dev/null @@ -1,7 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0+ -# -# Copyright (C) 2007, Guennadi Liakhovetski <lg@denx.de> -# -# (C) Copyright 2011 Freescale Semiconductor, Inc. - -obj-y := pfla02.o diff --git a/board/phytec/pfla02/README b/board/phytec/pfla02/README deleted file mode 100644 index 0f46ab8..0000000 --- a/board/phytec/pfla02/README +++ /dev/null @@ -1,24 +0,0 @@ -Board information ------------------ - -The evaluation board "pbab01" is thought to be used -together with the SOM. - -More information on the board can be found on manufacturer's -website: - -http://www.phytec.de/produkt/system-on-modules/phyflex-imx-6/ - -Building U-Boot -------------------------------- - -$ make pfla02_defconfig -$ make - -This generates the artifacts SPL and u-boot.img. -The SOM can boot from NAND or from SD-Card, having the SPI-NOR -as second option. -The dip switch "SW3" on the board let choose the boot device. - -SW3_1(on), SW3_2(on), SW3_3(off): Boot first from SD, then try SPI -SW3_1(off), SW3_2(on), SW3_3(off): Boot from SPI diff --git a/board/phytec/pfla02/pfla02.c b/board/phytec/pfla02/pfla02.c deleted file mode 100644 index 076ce67..0000000 --- a/board/phytec/pfla02/pfla02.c +++ /dev/null @@ -1,714 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * Copyright (C) 2017 Stefano Babic <sbabic@denx.de> - */ - -#include <common.h> -#include <cpu_func.h> -#include <init.h> -#include <log.h> -#include <net.h> -#include <asm/global_data.h> -#include <asm/io.h> -#include <asm/arch/clock.h> -#include <asm/arch/imx-regs.h> -#include <asm/arch/iomux.h> -#include <asm/arch/crm_regs.h> -#include <asm/arch/iomux.h> -#include <asm/arch/mx6-pins.h> -#include <asm/mach-imx/iomux-v3.h> -#include <asm/mach-imx/boot_mode.h> -#include <asm/mach-imx/mxc_i2c.h> -#include <asm/mach-imx/spi.h> -#include <env.h> -#include <linux/delay.h> -#include <linux/errno.h> -#include <asm/gpio.h> -#include <mmc.h> -#include <i2c.h> -#include <fsl_esdhc_imx.h> -#include <nand.h> -#include <miiphy.h> -#include <netdev.h> -#include <asm/arch/sys_proto.h> -#include <asm/sections.h> - -DECLARE_GLOBAL_DATA_PTR; - -#define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ - PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \ - PAD_CTL_SRE_FAST | PAD_CTL_HYS) - -#define USDHC_PAD_CTRL (PAD_CTL_PUS_47K_UP | \ - PAD_CTL_SPEED_LOW | PAD_CTL_DSE_80ohm | \ - PAD_CTL_SRE_FAST | PAD_CTL_HYS) - -#define ENET_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ - PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS) - -#define SPI_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_SPEED_MED | \ - PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST) - -#define I2C_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ - PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \ - PAD_CTL_ODE | PAD_CTL_SRE_FAST) - -#define I2C_PAD MUX_PAD_CTRL(I2C_PAD_CTRL) - -#define ASRC_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_PUS_100K_UP | \ - PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST) - -#define NAND_PAD_CTRL (PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ - PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST) - -#define ENET_PHY_RESET_GPIO IMX_GPIO_NR(1, 14) -#define USDHC2_CD_GPIO IMX_GPIO_NR(1, 4) -#define GREEN_LED IMX_GPIO_NR(2, 31) -#define RED_LED IMX_GPIO_NR(1, 30) -#define IMX6Q_DRIVE_STRENGTH 0x30 - -int dram_init(void) -{ - gd->ram_size = imx_ddr_size(); - return 0; -} - -static iomux_v3_cfg_t const uart4_pads[] = { - IOMUX_PADS(PAD_KEY_COL0__UART4_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), - IOMUX_PADS(PAD_KEY_ROW0__UART4_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), -}; - -static iomux_v3_cfg_t const enet_pads[] = { - IOMUX_PADS(PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_RGMII_TXC__RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_RGMII_TD0__RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_RGMII_TD1__RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_RGMII_TD2__RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_RGMII_TD3__RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_RGMII_TX_CTL__RGMII_TX_CTL | - MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_ENET_REF_CLK__ENET_TX_CLK | - MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_RGMII_RXC__RGMII_RXC | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_RGMII_RD0__RGMII_RD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_RGMII_RD1__RGMII_RD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_RGMII_RD2__RGMII_RD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_RGMII_RD3__RGMII_RD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_RGMII_RX_CTL__RGMII_RX_CTL | - MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_SD2_DAT1__GPIO1_IO14 | MUX_PAD_CTRL(NO_PAD_CTRL)), -}; - -static iomux_v3_cfg_t const ecspi3_pads[] = { - IOMUX_PADS(PAD_DISP0_DAT0__ECSPI3_SCLK | MUX_PAD_CTRL(SPI_PAD_CTRL)), - IOMUX_PADS(PAD_DISP0_DAT1__ECSPI3_MOSI | MUX_PAD_CTRL(SPI_PAD_CTRL)), - IOMUX_PADS(PAD_DISP0_DAT2__ECSPI3_MISO | MUX_PAD_CTRL(SPI_PAD_CTRL)), - IOMUX_PADS(PAD_DISP0_DAT3__GPIO4_IO24 | MUX_PAD_CTRL(NO_PAD_CTRL)), -}; - -static iomux_v3_cfg_t const gpios_pads[] = { - IOMUX_PADS(PAD_SD4_DAT3__GPIO2_IO11 | MUX_PAD_CTRL(NO_PAD_CTRL)), - IOMUX_PADS(PAD_SD4_DAT4__GPIO2_IO12 | MUX_PAD_CTRL(NO_PAD_CTRL)), - IOMUX_PADS(PAD_SD4_DAT5__GPIO2_IO13 | MUX_PAD_CTRL(NO_PAD_CTRL)), - IOMUX_PADS(PAD_SD4_DAT6__GPIO2_IO14 | MUX_PAD_CTRL(NO_PAD_CTRL)), - IOMUX_PADS(PAD_SD4_DAT7__GPIO2_IO15 | MUX_PAD_CTRL(NO_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_EB3__GPIO2_IO31 | MUX_PAD_CTRL(NO_PAD_CTRL)), - IOMUX_PADS(PAD_ENET_TXD0__GPIO1_IO30 | MUX_PAD_CTRL(NO_PAD_CTRL)), - IOMUX_PADS(PAD_SD4_DAT3__GPIO2_IO11 | MUX_PAD_CTRL(NO_PAD_CTRL)), -}; - -#if defined(CONFIG_CMD_NAND) && !defined(CONFIG_SPL_BUILD) -/* NAND */ -static iomux_v3_cfg_t const nfc_pads[] = { - IOMUX_PADS(PAD_NANDF_CLE__NAND_CLE | MUX_PAD_CTRL(NAND_PAD_CTRL)), - IOMUX_PADS(PAD_NANDF_ALE__NAND_ALE | MUX_PAD_CTRL(NAND_PAD_CTRL)), - IOMUX_PADS(PAD_NANDF_WP_B__NAND_WP_B | MUX_PAD_CTRL(NAND_PAD_CTRL)), - IOMUX_PADS(PAD_NANDF_RB0__NAND_READY_B | MUX_PAD_CTRL(NAND_PAD_CTRL)), - IOMUX_PADS(PAD_NANDF_CS0__NAND_CE0_B | MUX_PAD_CTRL(NAND_PAD_CTRL)), - IOMUX_PADS(PAD_NANDF_CS1__NAND_CE1_B | MUX_PAD_CTRL(NAND_PAD_CTRL)), - IOMUX_PADS(PAD_NANDF_CS2__NAND_CE2_B | MUX_PAD_CTRL(NAND_PAD_CTRL)), - IOMUX_PADS(PAD_NANDF_CS3__NAND_CE3_B | MUX_PAD_CTRL(NAND_PAD_CTRL)), - IOMUX_PADS(PAD_SD4_CMD__NAND_RE_B | MUX_PAD_CTRL(NAND_PAD_CTRL)), - IOMUX_PADS(PAD_SD4_CLK__NAND_WE_B | MUX_PAD_CTRL(NAND_PAD_CTRL)), - IOMUX_PADS(PAD_NANDF_D0__NAND_DATA00 | MUX_PAD_CTRL(NAND_PAD_CTRL)), - IOMUX_PADS(PAD_NANDF_D1__NAND_DATA01 | MUX_PAD_CTRL(NAND_PAD_CTRL)), - IOMUX_PADS(PAD_NANDF_D2__NAND_DATA02 | MUX_PAD_CTRL(NAND_PAD_CTRL)), - IOMUX_PADS(PAD_NANDF_D3__NAND_DATA03 | MUX_PAD_CTRL(NAND_PAD_CTRL)), - IOMUX_PADS(PAD_NANDF_D4__NAND_DATA04 | MUX_PAD_CTRL(NAND_PAD_CTRL)), - IOMUX_PADS(PAD_NANDF_D5__NAND_DATA05 | MUX_PAD_CTRL(NAND_PAD_CTRL)), - IOMUX_PADS(PAD_NANDF_D6__NAND_DATA06 | MUX_PAD_CTRL(NAND_PAD_CTRL)), - IOMUX_PADS(PAD_NANDF_D7__NAND_DATA07 | MUX_PAD_CTRL(NAND_PAD_CTRL)), - IOMUX_PADS(PAD_SD4_DAT0__NAND_DQS | MUX_PAD_CTRL(NAND_PAD_CTRL)), -}; -#endif - -static struct i2c_pads_info i2c_pad_info = { - .scl = { - .i2c_mode = MX6Q_PAD_EIM_D21__I2C1_SCL | I2C_PAD, - .gpio_mode = MX6Q_PAD_EIM_D21__GPIO3_IO21 | I2C_PAD, - .gp = IMX_GPIO_NR(3, 21) - }, - .sda = { - .i2c_mode = MX6Q_PAD_EIM_D28__I2C1_SDA | I2C_PAD, - .gpio_mode = MX6Q_PAD_EIM_D28__GPIO3_IO28 | I2C_PAD, - .gp = IMX_GPIO_NR(3, 28) - } -}; - -static struct fsl_esdhc_cfg usdhc_cfg[] = { - {USDHC3_BASE_ADDR, - .max_bus_width = 4}, - {.esdhc_base = USDHC2_BASE_ADDR, - .max_bus_width = 4}, -}; - -#if !defined(CONFIG_SPL_BUILD) -static iomux_v3_cfg_t const usdhc2_pads[] = { - IOMUX_PADS(PAD_SD2_CLK__SD2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD2_CMD__SD2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD2_DAT0__SD2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD2_DAT1__SD2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD2_DAT2__SD2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD2_DAT3__SD2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_EIM_BCLK__GPIO6_IO31 | MUX_PAD_CTRL(NO_PAD_CTRL)), - IOMUX_PADS(PAD_GPIO_4__GPIO1_IO04 | MUX_PAD_CTRL(NO_PAD_CTRL)), -}; -#endif - -static iomux_v3_cfg_t const usdhc3_pads[] = { - IOMUX_PADS(PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD3_DAT0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD3_DAT1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD3_DAT2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD3_DAT3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD3_DAT4__SD3_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD3_DAT5__SD3_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD3_DAT6__SD3_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), - IOMUX_PADS(PAD_SD3_DAT7__SD3_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), -}; - -int board_mmc_get_env_dev(int devno) -{ - return devno - 1; -} - -int board_mmc_getcd(struct mmc *mmc) -{ - struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; - int ret = 0; - - switch (cfg->esdhc_base) { - case USDHC2_BASE_ADDR: - ret = !gpio_get_value(USDHC2_CD_GPIO); - ret = 1; - break; - case USDHC3_BASE_ADDR: - ret = 1; - break; - } - - return ret; -} - -#ifndef CONFIG_SPL_BUILD -int board_mmc_init(struct bd_info *bis) -{ - int ret; - int i; - - for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) { - switch (i) { - case 0: - SETUP_IOMUX_PADS(usdhc3_pads); - usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); - break; - case 1: - SETUP_IOMUX_PADS(usdhc2_pads); - gpio_direction_input(USDHC2_CD_GPIO); - usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK); - break; - default: - printf("Warning: you configured more USDHC controllers" - "(%d) then supported by the board (%d)\n", - i + 1, CONFIG_SYS_FSL_USDHC_NUM); - return -EINVAL; - } - - ret = fsl_esdhc_initialize(bis, &usdhc_cfg[i]); - if (ret) - return ret; - } - - return 0; -} -#endif - -static void setup_iomux_uart(void) -{ - SETUP_IOMUX_PADS(uart4_pads); -} - -static void setup_iomux_enet(void) -{ - SETUP_IOMUX_PADS(enet_pads); - - gpio_direction_output(ENET_PHY_RESET_GPIO, 0); - mdelay(10); - gpio_set_value(ENET_PHY_RESET_GPIO, 1); - mdelay(30); -} - -static void setup_spi(void) -{ - gpio_request(IMX_GPIO_NR(4, 24), "spi_cs0"); - gpio_direction_output(IMX_GPIO_NR(4, 24), 1); - - SETUP_IOMUX_PADS(ecspi3_pads); - - enable_spi_clk(true, 2); -} - -static void setup_gpios(void) -{ - SETUP_IOMUX_PADS(gpios_pads); -} - -#if defined(CONFIG_CMD_NAND) && !defined(CONFIG_SPL_BUILD) -static void setup_gpmi_nand(void) -{ - struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; - - /* config gpmi nand iomux */ - SETUP_IOMUX_PADS(nfc_pads); - - /* gate ENFC_CLK_ROOT clock first,before clk source switch */ - clrbits_le32(&mxc_ccm->CCGR2, MXC_CCM_CCGR2_IOMUX_IPT_CLK_IO_MASK); - - /* config gpmi and bch clock to 100 MHz */ - clrsetbits_le32(&mxc_ccm->cs2cdr, - MXC_CCM_CS2CDR_ENFC_CLK_PODF_MASK | - MXC_CCM_CS2CDR_ENFC_CLK_PRED_MASK | - MXC_CCM_CS2CDR_ENFC_CLK_SEL_MASK, - MXC_CCM_CS2CDR_ENFC_CLK_PODF(0) | - MXC_CCM_CS2CDR_ENFC_CLK_PRED(3) | - MXC_CCM_CS2CDR_ENFC_CLK_SEL(3)); - - /* enable ENFC_CLK_ROOT clock */ - setbits_le32(&mxc_ccm->CCGR2, MXC_CCM_CCGR2_IOMUX_IPT_CLK_IO_MASK); - - /* enable gpmi and bch clock gating */ - setbits_le32(&mxc_ccm->CCGR4, - MXC_CCM_CCGR4_RAWNAND_U_BCH_INPUT_APB_MASK | - MXC_CCM_CCGR4_RAWNAND_U_GPMI_BCH_INPUT_BCH_MASK | - MXC_CCM_CCGR4_RAWNAND_U_GPMI_BCH_INPUT_GPMI_IO_MASK | - MXC_CCM_CCGR4_RAWNAND_U_GPMI_INPUT_APB_MASK | - MXC_CCM_CCGR4_PL301_MX6QPER1_BCH_OFFSET); - - /* enable apbh clock gating */ - setbits_le32(&mxc_ccm->CCGR0, MXC_CCM_CCGR0_APBHDMA_MASK); -} -#endif - -/* - * Board revision is coded in 4 GPIOs - */ -u32 get_board_rev(void) -{ - u32 rev; - int i; - - for (i = 0, rev = 0; i < 4; i++) - rev |= (gpio_get_value(IMX_GPIO_NR(2, 12 + i)) << i); - - return 16 - rev; -} - -int board_spi_cs_gpio(unsigned bus, unsigned cs) -{ - if (bus != 2 || (cs != 0)) - return -EINVAL; - - return IMX_GPIO_NR(4, 24); -} - -int board_eth_init(struct bd_info *bis) -{ - setup_iomux_enet(); - - return cpu_eth_init(bis); -} - -int board_early_init_f(void) -{ - setup_iomux_uart(); - - return 0; -} - -int board_init(void) -{ - /* address of boot parameters */ - gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; - -#ifdef CONFIG_SYS_I2C_MXC - setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info); -#endif - -#ifdef CONFIG_MXC_SPI - setup_spi(); -#endif - - setup_gpios(); - -#if defined(CONFIG_CMD_NAND) && !defined(CONFIG_SPL_BUILD) - setup_gpmi_nand(); -#endif - return 0; -} - - -#ifdef CONFIG_CMD_BMODE -/* - * BOOT_CFG1, BOOT_CFG2, BOOT_CFG3, BOOT_CFG4 - * see Table 8-11 and Table 5-9 - * BOOT_CFG1[7] = 1 (boot from NAND) - * BOOT_CFG1[5] = 0 - raw NAND - * BOOT_CFG1[4] = 0 - default pad settings - * BOOT_CFG1[3:2] = 00 - devices = 1 - * BOOT_CFG1[1:0] = 00 - Row Address Cycles = 3 - * BOOT_CFG2[4:3] = 00 - Boot Search Count = 2 - * BOOT_CFG2[2:1] = 01 - Pages In Block = 64 - * BOOT_CFG2[0] = 0 - Reset time 12ms - */ -static const struct boot_mode board_boot_modes[] = { - /* NAND: 64pages per block, 3 row addr cycles, 2 copies of FCB/DBBT */ - {"nand", MAKE_CFGVAL(0x80, 0x02, 0x00, 0x00)}, - {"mmc0", MAKE_CFGVAL(0x40, 0x20, 0x00, 0x00)}, - {NULL, 0}, -}; -#endif - -int board_late_init(void) -{ - char buf[10]; -#ifdef CONFIG_CMD_BMODE - add_board_boot_modes(board_boot_modes); -#endif - - snprintf(buf, sizeof(buf), "%d", get_board_rev()); - env_set("board_rev", buf); - - return 0; -} - -#ifdef CONFIG_SPL_BUILD -#include <asm/arch/mx6-ddr.h> -#include <spl.h> -#include <linux/libfdt.h> - -#define MX6_PHYFLEX_ERR006282 IMX_GPIO_NR(2, 11) -static void phyflex_err006282_workaround(void) -{ - /* - * Boards beginning with 1362.2 have the SD4_DAT3 pin connected - * to the CMIC. If this pin isn't toggled within 10s the boards - * reset. The pin is unconnected on older boards, so we do not - * need a check for older boards before applying this fixup. - */ - - gpio_direction_output(MX6_PHYFLEX_ERR006282, 0); - mdelay(2); - gpio_direction_output(MX6_PHYFLEX_ERR006282, 1); - mdelay(2); - gpio_set_value(MX6_PHYFLEX_ERR006282, 0); - - gpio_direction_input(MX6_PHYFLEX_ERR006282); -} - -static const struct mx6dq_iomux_ddr_regs mx6_ddr_ioregs = { - .dram_sdclk_0 = 0x00000030, - .dram_sdclk_1 = 0x00000030, - .dram_cas = 0x00000030, - .dram_ras = 0x00000030, - .dram_reset = 0x00000030, - .dram_sdcke0 = 0x00003000, - .dram_sdcke1 = 0x00003000, - .dram_sdba2 = 0x00000030, - .dram_sdodt0 = 0x00000030, - .dram_sdodt1 = 0x00000030, - - .dram_sdqs0 = 0x00000028, - .dram_sdqs1 = 0x00000028, - .dram_sdqs2 = 0x00000028, - .dram_sdqs3 = 0x00000028, - .dram_sdqs4 = 0x00000028, - .dram_sdqs5 = 0x00000028, - .dram_sdqs6 = 0x00000028, - .dram_sdqs7 = 0x00000028, - .dram_dqm0 = 0x00000028, - .dram_dqm1 = 0x00000028, - .dram_dqm2 = 0x00000028, - .dram_dqm3 = 0x00000028, - .dram_dqm4 = 0x00000028, - .dram_dqm5 = 0x00000028, - .dram_dqm6 = 0x00000028, - .dram_dqm7 = 0x00000028, -}; - -static const struct mx6dq_iomux_grp_regs mx6_grp_ioregs = { - .grp_ddr_type = 0x000C0000, - .grp_ddrmode_ctl = 0x00020000, - .grp_ddrpke = 0x00000000, - .grp_addds = IMX6Q_DRIVE_STRENGTH, - .grp_ctlds = IMX6Q_DRIVE_STRENGTH, - .grp_ddrmode = 0x00020000, - .grp_b0ds = 0x00000028, - .grp_b1ds = 0x00000028, - .grp_b2ds = 0x00000028, - .grp_b3ds = 0x00000028, - .grp_b4ds = 0x00000028, - .grp_b5ds = 0x00000028, - .grp_b6ds = 0x00000028, - .grp_b7ds = 0x00000028, -}; - -static const struct mx6_mmdc_calibration mx6_mmcd_calib = { - .p0_mpwldectrl0 = 0x00110011, - .p0_mpwldectrl1 = 0x00240024, - .p1_mpwldectrl0 = 0x00260038, - .p1_mpwldectrl1 = 0x002C0038, - .p0_mpdgctrl0 = 0x03400350, - .p0_mpdgctrl1 = 0x03440340, - .p1_mpdgctrl0 = 0x034C0354, - .p1_mpdgctrl1 = 0x035C033C, - .p0_mprddlctl = 0x322A2A2A, - .p1_mprddlctl = 0x302C2834, - .p0_mpwrdlctl = 0x34303834, - .p1_mpwrdlctl = 0x422A3E36, -}; - -/* Index in RAM Chip array */ -enum { - RAM_MT64K, - RAM_MT128K, - RAM_MT256K -}; - -static struct mx6_ddr3_cfg mt41k_xx[] = { -/* MT41K64M16JT-125 (1Gb density) */ - { - .mem_speed = 1600, - .density = 1, - .width = 16, - .banks = 8, - .rowaddr = 13, - .coladdr = 10, - .pagesz = 2, - .trcd = 1375, - .trcmin = 4875, - .trasmin = 3500, - .SRT = 1, - }, - -/* MT41K256M16JT-125 (2Gb density) */ - { - .mem_speed = 1600, - .density = 2, - .width = 16, - .banks = 8, - .rowaddr = 14, - .coladdr = 10, - .pagesz = 2, - .trcd = 1375, - .trcmin = 4875, - .trasmin = 3500, - .SRT = 1, - }, - -/* MT41K256M16JT-125 (4Gb density) */ - { - .mem_speed = 1600, - .density = 4, - .width = 16, - .banks = 8, - .rowaddr = 15, - .coladdr = 10, - .pagesz = 2, - .trcd = 1375, - .trcmin = 4875, - .trasmin = 3500, - .SRT = 1, - } -}; - -static void ccgr_init(void) -{ - struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; - - writel(0x00C03F3F, &ccm->CCGR0); - writel(0x0030FC03, &ccm->CCGR1); - writel(0x0FFFC000, &ccm->CCGR2); - writel(0x3FF00000, &ccm->CCGR3); - writel(0x00FFF300, &ccm->CCGR4); - writel(0x0F0000C3, &ccm->CCGR5); - writel(0x000003FF, &ccm->CCGR6); -} - -static void spl_dram_init(struct mx6_ddr_sysinfo *sysinfo, - struct mx6_ddr3_cfg *mem_ddr) -{ - mx6dq_dram_iocfg(64, &mx6_ddr_ioregs, &mx6_grp_ioregs); - mx6_dram_cfg(sysinfo, &mx6_mmcd_calib, mem_ddr); -} - -int board_mmc_init(struct bd_info *bis) -{ - if (spl_boot_device() == BOOT_DEVICE_SPI) - printf("MMC SEtup, Boot SPI"); - - SETUP_IOMUX_PADS(usdhc3_pads); - usdhc_cfg[0].esdhc_base = USDHC3_BASE_ADDR; - usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); - usdhc_cfg[0].max_bus_width = 4; - gd->arch.sdhc_clk = usdhc_cfg[0].sdhc_clk; - - return fsl_esdhc_initialize(bis, &usdhc_cfg[0]); -} - - -void board_boot_order(u32 *spl_boot_list) -{ - spl_boot_list[0] = spl_boot_device(); - printf("Boot device %x\n", spl_boot_list[0]); - switch (spl_boot_list[0]) { - case BOOT_DEVICE_SPI: - spl_boot_list[1] = BOOT_DEVICE_UART; - break; - case BOOT_DEVICE_MMC1: - spl_boot_list[1] = BOOT_DEVICE_SPI; - spl_boot_list[2] = BOOT_DEVICE_UART; - break; - default: - printf("Boot device %x\n", spl_boot_list[0]); - } -} - -/* - * This is used because get_ram_size() does not - * take care of cache, resulting a wrong size - * pfla02 has just 1, 2 or 4 GB option - * Function checks for mirrors in the first CS - */ -#define RAM_TEST_PATTERN 0xaa5555aa -#define MIN_BANK_SIZE (512 * 1024 * 1024) - -static unsigned int pfla02_detect_chiptype(void) -{ - u32 *p, *p1; - unsigned int offset = MIN_BANK_SIZE; - int i; - - for (i = 0; i < 2; i++) { - p = (u32 *)PHYS_SDRAM; - p1 = (u32 *)(PHYS_SDRAM + (i + 1) * offset); - - *p1 = 0; - *p = RAM_TEST_PATTERN; - - /* - * This is required to detect mirroring - * else we read back values from cache - */ - flush_dcache_all(); - - if (*p == *p1) - return i; - } - return RAM_MT256K; -} - -void board_init_f(ulong dummy) -{ - unsigned int ramchip; - - struct mx6_ddr_sysinfo sysinfo = { - /* width of data bus:0=16,1=32,2=64 */ - .dsize = 2, - /* config for full 4GB range so that get_mem_size() works */ - .cs_density = 32, /* 512 MB */ - /* single chip select */ -#if IS_ENABLED(CONFIG_SPL_DRAM_1_BANK) - .ncs = 1, -#else - .ncs = 2, -#endif - .cs1_mirror = 1, - .rtt_wr = 1 /*DDR3_RTT_60_OHM*/, /* RTT_Wr = RZQ/4 */ - .rtt_nom = 1 /*DDR3_RTT_60_OHM*/, /* RTT_Nom = RZQ/4 */ - .walat = 1, /* Write additional latency */ - .ralat = 5, /* Read additional latency */ - .mif3_mode = 3, /* Command prediction working mode */ - .bi_on = 1, /* Bank interleaving enabled */ - .sde_to_rst = 0x10, /* 14 cycles, 200us (JEDEC default) */ - .rst_to_cke = 0x23, /* 33 cycles, 500us (JEDEC default) */ - .ddr_type = DDR_TYPE_DDR3, - .refsel = 1, /* Refresh cycles at 32KHz */ - .refr = 7, /* 8 refresh commands per refresh cycle */ - }; - -#if defined(CONFIG_CMD_NAND) && !defined(CONFIG_SPL_BUILD) - /* Enable NAND */ - setup_gpmi_nand(); -#endif - - /* setup clock gating */ - ccgr_init(); - - /* setup AIPS and disable watchdog */ - arch_cpu_init(); - - /* setup AXI */ - gpr_init(); - - board_early_init_f(); - - /* setup GP timer */ - timer_init(); - - /* UART clocks enabled and gd valid - init serial console */ - preloader_console_init(); - - setup_spi(); - - setup_gpios(); - - /* DDR initialization */ - spl_dram_init(&sysinfo, &mt41k_xx[RAM_MT256K]); - ramchip = pfla02_detect_chiptype(); - debug("Detected chip %d\n", ramchip); -#if !IS_ENABLED(CONFIG_SPL_DRAM_1_BANK) - switch (ramchip) { - case RAM_MT64K: - sysinfo.cs_density = 6; - break; - case RAM_MT128K: - sysinfo.cs_density = 10; - break; - case RAM_MT256K: - sysinfo.cs_density = 18; - break; - } -#endif - spl_dram_init(&sysinfo, &mt41k_xx[ramchip]); - - /* Clear the BSS. */ - memset(__bss_start, 0, __bss_end - __bss_start); - - phyflex_err006282_workaround(); - - /* load/boot image from boot device */ - board_init_r(NULL, 0); -} -#endif |