diff options
Diffstat (limited to 'board/freescale/mx7d_12x12_ddr3_val/mx7d_12x12_ddr3_val.c')
| -rw-r--r-- | board/freescale/mx7d_12x12_ddr3_val/mx7d_12x12_ddr3_val.c | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/board/freescale/mx7d_12x12_ddr3_val/mx7d_12x12_ddr3_val.c b/board/freescale/mx7d_12x12_ddr3_val/mx7d_12x12_ddr3_val.c new file mode 100644 index 0000000000..cb83f83574 --- /dev/null +++ b/board/freescale/mx7d_12x12_ddr3_val/mx7d_12x12_ddr3_val.c @@ -0,0 +1,183 @@ +/* + * Copyright (C) 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <asm/arch/clock.h> +#include <asm/arch/imx-regs.h> +#include <asm/arch/mx7-pins.h> +#include <asm/arch/sys_proto.h> +#include <asm/gpio.h> +#include <asm/mach-imx/iomux-v3.h> +#include <asm/mach-imx/boot_mode.h> +#include <asm/io.h> +#include <linux/sizes.h> +#include <common.h> +#include <fsl_esdhc_imx.h> +#include <mmc.h> +#include <miiphy.h> +#include <netdev.h> +#include <power/pmic.h> +#include <power/pfuze3000_pmic.h> +#include "../common/pfuze.h" +#include <asm/arch/crm_regs.h> + +DECLARE_GLOBAL_DATA_PTR; + +#define UART_PAD_CTRL (PAD_CTL_DSE_3P3V_49OHM | \ + PAD_CTL_PUS_PU100KOHM | PAD_CTL_HYS) +#define USDHC_PAD_CTRL (PAD_CTL_DSE_3P3V_32OHM | PAD_CTL_SRE_SLOW | \ + PAD_CTL_HYS | PAD_CTL_PUE | PAD_CTL_PUS_PU47KOHM) +#define SPI_PAD_CTRL (PAD_CTL_DSE_3P3V_49OHM | PAD_CTL_SRE_SLOW | PAD_CTL_HYS) + +int dram_init(void) +{ + gd->ram_size = PHYS_SDRAM_SIZE; + + return 0; +} + +static iomux_v3_cfg_t const uart1_pads[] = { + MX7D_PAD_UART1_TX_DATA__UART1_DCE_TX | MUX_PAD_CTRL(UART_PAD_CTRL), + MX7D_PAD_UART1_RX_DATA__UART1_DCE_RX | MUX_PAD_CTRL(UART_PAD_CTRL), +}; + +static iomux_v3_cfg_t const wdog_pads[] = { + MX7D_PAD_GPIO1_IO00__WDOG1_WDOG_B | MUX_PAD_CTRL(NO_PAD_CTRL), +}; + +static void setup_iomux_uart(void) +{ + imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads)); +} + + +#ifdef CONFIG_MXC_SPI +#ifndef CONFIG_DM_SPI +iomux_v3_cfg_t const ecspi1_pads[] = { + MX7D_PAD_SD1_RESET_B__ECSPI4_SCLK | MUX_PAD_CTRL(SPI_PAD_CTRL), + MX7D_PAD_SD1_WP__ECSPI4_MOSI | MUX_PAD_CTRL(SPI_PAD_CTRL), + MX7D_PAD_SD1_CD_B__ECSPI4_MISO | MUX_PAD_CTRL(SPI_PAD_CTRL), + /* Chip selects CS0:CS3 */ + MX7D_PAD_SD1_CLK__GPIO5_IO3 | MUX_PAD_CTRL(NO_PAD_CTRL), + MX7D_PAD_SD1_CMD__GPIO5_IO4 | MUX_PAD_CTRL(NO_PAD_CTRL), + MX7D_PAD_SD1_DATA0__GPIO5_IO5 | MUX_PAD_CTRL(NO_PAD_CTRL), + MX7D_PAD_SD1_DATA1__GPIO5_IO6 | MUX_PAD_CTRL(NO_PAD_CTRL), +}; + +void setup_spinor(void) +{ + imx_iomux_v3_setup_multiple_pads(ecspi1_pads, + ARRAY_SIZE(ecspi1_pads)); + gpio_request(IMX_GPIO_NR(5, 3), "ecspi1_cs"); + gpio_direction_output(IMX_GPIO_NR(5, 3), 0); +} + +int board_spi_cs_gpio(unsigned bus, unsigned cs) +{ + return (bus == 3 && cs == 0) ? (IMX_GPIO_NR(5, 3)) : -1; +} +#endif +#endif + +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_MXC_SPI +#ifndef CONFIG_DM_SPI + setup_spinor(); +#endif +#endif + + return 0; +} + +#ifdef CONFIG_CMD_BMODE +static const struct boot_mode board_boot_modes[] = { + /* 4 bit bus width */ + {"emmc", MAKE_CFGVAL(0x10, 0x22, 0x00, 0x00)}, + {"sd3", MAKE_CFGVAL(0x10, 0x1a, 0x00, 0x00)}, + {NULL, 0}, +}; +#endif + +#ifdef CONFIG_DM_PMIC +int power_init_board(void) +{ + struct udevice *dev; + int ret, dev_id, rev_id, reg; + + ret = pmic_get("pfuze3000@8", &dev); + if (ret == -ENODEV) + return 0; + if (ret != 0) + return ret; + + dev_id = pmic_reg_read(dev, PFUZE3000_DEVICEID); + rev_id = pmic_reg_read(dev, PFUZE3000_REVID); + printf("PMIC: PFUZE3000 DEV_ID=0x%x REV_ID=0x%x\n", dev_id, rev_id); + + /* disable Low Power Mode during standby mode */ + reg = pmic_reg_read(dev, PFUZE3000_LDOGCTL); + reg |= 0x1; + pmic_reg_write(dev, PFUZE3000_LDOGCTL, reg); + + /* SW1A/1B mode set to APS/APS */ + reg = 0x8; + pmic_reg_write(dev, PFUZE3000_SW1AMODE, reg); + pmic_reg_write(dev, PFUZE3000_SW1BMODE, reg); + + /* SW1A/1B standby voltage set to 0.975V */ + reg = 0xb; + pmic_reg_write(dev, PFUZE3000_SW1ASTBY, reg); + pmic_reg_write(dev, PFUZE3000_SW1BSTBY, reg); + + /* set SW1B normal voltage to 0.975V */ + reg = pmic_reg_read(dev, PFUZE3000_SW1BVOLT); + reg &= ~0x1f; + reg |= PFUZE3000_SW1AB_SETP(9750); + pmic_reg_write(dev, PFUZE3000_SW1BVOLT, reg); + + return 0; +} +#endif + +int board_late_init(void) +{ +#ifdef CONFIG_CMD_BMODE + add_board_boot_modes(board_boot_modes); +#endif + +#ifdef CONFIG_ENV_IS_IN_MMC + board_late_mmc_env_init(); +#endif + + imx_iomux_v3_setup_multiple_pads(wdog_pads, ARRAY_SIZE(wdog_pads)); + + set_wdog_reset((struct wdog_regs *)WDOG1_BASE_ADDR); + + return 0; +} + +u32 get_board_rev(void) +{ + return get_cpu_rev(); +} + +int checkboard(void) +{ + puts("Board: MX7D 12x12 DDR3 VAL\n"); + + return 0; +} |