diff options
Diffstat (limited to 'board')
-rw-r--r-- | board/freescale/mx7dsabresd/mx7dsabresd.c | 271 |
1 files changed, 15 insertions, 256 deletions
diff --git a/board/freescale/mx7dsabresd/mx7dsabresd.c b/board/freescale/mx7dsabresd/mx7dsabresd.c index 8ffd474..9796049 100644 --- a/board/freescale/mx7dsabresd/mx7dsabresd.c +++ b/board/freescale/mx7dsabresd/mx7dsabresd.c @@ -1,5 +1,6 @@ /* * Copyright (C) 2015 Freescale Semiconductor, Inc. + * Copyright 2017 NXP * * SPDX-License-Identifier: GPL-2.0+ */ @@ -20,8 +21,6 @@ #include <power/pmic.h> #include <power/pfuze3000_pmic.h> #include "../common/pfuze.h" -#include <i2c.h> -#include <asm/imx-common/mxc_i2c.h> #include <asm/arch/crm_regs.h> #include <usb.h> #include <usb/ehci-ci.h> @@ -31,17 +30,11 @@ 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 ENET_PAD_CTRL (PAD_CTL_PUS_PU100KOHM | PAD_CTL_DSE_3P3V_49OHM) #define ENET_PAD_CTRL_MII (PAD_CTL_DSE_3P3V_32OHM) #define ENET_RX_PAD_CTRL (PAD_CTL_PUS_PU100KOHM | PAD_CTL_DSE_3P3V_49OHM) -#define I2C_PAD_CTRL (PAD_CTL_DSE_3P3V_32OHM | PAD_CTL_SRE_SLOW | \ - PAD_CTL_HYS | PAD_CTL_PUE | PAD_CTL_PUS_PU100KOHM) - #define LCD_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_PUS_PU100KOHM | \ PAD_CTL_DSE_3P3V_49OHM) @@ -50,43 +43,7 @@ DECLARE_GLOBAL_DATA_PTR; #define NAND_PAD_CTRL (PAD_CTL_DSE_3P3V_49OHM | PAD_CTL_SRE_SLOW | PAD_CTL_HYS) -#define SPI_PAD_CTRL \ - (PAD_CTL_HYS | PAD_CTL_DSE_3P3V_49OHM | PAD_CTL_SRE_FAST) - #define NAND_PAD_READY0_CTRL (PAD_CTL_DSE_3P3V_49OHM | PAD_CTL_PUS_PU5KOHM) -#ifdef CONFIG_SYS_I2C_MXC -#define PC MUX_PAD_CTRL(I2C_PAD_CTRL) -/* I2C1 for PMIC */ -static struct i2c_pads_info i2c_pad_info1 = { - .scl = { - .i2c_mode = MX7D_PAD_I2C1_SCL__I2C1_SCL | PC, - .gpio_mode = MX7D_PAD_I2C1_SCL__GPIO4_IO8 | PC, - .gp = IMX_GPIO_NR(4, 8), - }, - .sda = { - .i2c_mode = MX7D_PAD_I2C1_SDA__I2C1_SDA | PC, - .gpio_mode = MX7D_PAD_I2C1_SDA__GPIO4_IO9 | PC, - .gp = IMX_GPIO_NR(4, 9), - }, -}; -#endif - -static iomux_v3_cfg_t const ecspi3_pads[] = { - MX7D_PAD_SAI2_RX_DATA__ECSPI3_SCLK | MUX_PAD_CTRL(SPI_PAD_CTRL), - MX7D_PAD_SAI2_TX_SYNC__ECSPI3_MISO | MUX_PAD_CTRL(SPI_PAD_CTRL), - MX7D_PAD_SAI2_TX_BCLK__ECSPI3_MOSI | MUX_PAD_CTRL(SPI_PAD_CTRL), - MX7D_PAD_SAI2_TX_DATA__GPIO6_IO22 | MUX_PAD_CTRL(NO_PAD_CTRL), -}; - -int board_spi_cs_gpio(unsigned bus, unsigned cs) -{ - return (bus == 2 && cs == 0) ? (IMX_GPIO_NR(6, 22)) : -1; -} - -static void setup_spi(void) -{ - imx_iomux_v3_setup_multiple_pads(ecspi3_pads, ARRAY_SIZE(ecspi3_pads)); -} int dram_init(void) { @@ -104,34 +61,6 @@ static iomux_v3_cfg_t const uart1_pads[] = { MX7D_PAD_UART1_RX_DATA__UART1_DCE_RX | MUX_PAD_CTRL(UART_PAD_CTRL), }; -static iomux_v3_cfg_t const usdhc1_pads[] = { - MX7D_PAD_SD1_CLK__SD1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX7D_PAD_SD1_CMD__SD1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX7D_PAD_SD1_DATA0__SD1_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX7D_PAD_SD1_DATA1__SD1_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX7D_PAD_SD1_DATA2__SD1_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX7D_PAD_SD1_DATA3__SD1_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - - MX7D_PAD_SD1_CD_B__GPIO5_IO0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX7D_PAD_SD1_RESET_B__GPIO5_IO2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), -}; - -static iomux_v3_cfg_t const usdhc3_emmc_pads[] = { - MX7D_PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX7D_PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX7D_PAD_SD3_DATA0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX7D_PAD_SD3_DATA1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX7D_PAD_SD3_DATA2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX7D_PAD_SD3_DATA3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX7D_PAD_SD3_DATA4__SD3_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX7D_PAD_SD3_DATA5__SD3_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX7D_PAD_SD3_DATA6__SD3_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX7D_PAD_SD3_DATA7__SD3_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX7D_PAD_SD3_STROBE__SD3_STROBE | MUX_PAD_CTRL(USDHC_PAD_CTRL), - - MX7D_PAD_SD3_RESET_B__GPIO6_IO11 | MUX_PAD_CTRL(USDHC_PAD_CTRL), -}; - static iomux_v3_cfg_t const usb_otg1_pads[] = { MX7D_PAD_GPIO1_IO05__USB_OTG1_PWR | MUX_PAD_CTRL(NO_PAD_CTRL), }; @@ -140,94 +69,6 @@ static iomux_v3_cfg_t const usb_otg2_pads[] = { MX7D_PAD_UART3_CTS_B__USB_OTG2_PWR | MUX_PAD_CTRL(NO_PAD_CTRL), }; -#define IOX_SDI IMX_GPIO_NR(1, 9) -#define IOX_STCP IMX_GPIO_NR(1, 12) -#define IOX_SHCP IMX_GPIO_NR(1, 13) - -static iomux_v3_cfg_t const iox_pads[] = { - /* IOX_SDI */ - MX7D_PAD_GPIO1_IO09__GPIO1_IO9 | MUX_PAD_CTRL(NO_PAD_CTRL), - /* IOX_STCP */ - MX7D_PAD_GPIO1_IO12__GPIO1_IO12 | MUX_PAD_CTRL(NO_PAD_CTRL), - /* IOX_SHCP */ - MX7D_PAD_GPIO1_IO13__GPIO1_IO13 | MUX_PAD_CTRL(NO_PAD_CTRL), -}; - -/* - * PCIE_DIS_B --> Q0 - * PCIE_RST_B --> Q1 - * HDMI_RST_B --> Q2 - * PERI_RST_B --> Q3 - * SENSOR_RST_B --> Q4 - * ENET_RST_B --> Q5 - * PERI_3V3_EN --> Q6 - * LCD_PWR_EN --> Q7 - */ -enum qn { - PCIE_DIS_B, - PCIE_RST_B, - HDMI_RST_B, - PERI_RST_B, - SENSOR_RST_B, - ENET_RST_B, - PERI_3V3_EN, - LCD_PWR_EN, -}; - -enum qn_func { - qn_reset, - qn_enable, - qn_disable, -}; - -enum qn_level { - qn_low = 0, - qn_high = 1, -}; - -static enum qn_level seq[3][2] = { - {0, 1}, {1, 1}, {0, 0} -}; - -static enum qn_func qn_output[8] = { - qn_disable, qn_reset, qn_reset, qn_reset, qn_reset, qn_reset, qn_enable, - qn_disable -}; - -static void iox74lv_init(void) -{ - int i; - - for (i = 7; i >= 0; i--) { - gpio_direction_output(IOX_SHCP, 0); - gpio_direction_output(IOX_SDI, seq[qn_output[i]][0]); - udelay(500); - gpio_direction_output(IOX_SHCP, 1); - udelay(500); - } - - gpio_direction_output(IOX_STCP, 0); - udelay(500); - /* - * shift register will be output to pins - */ - gpio_direction_output(IOX_STCP, 1); - - for (i = 7; i >= 0; i--) { - gpio_direction_output(IOX_SHCP, 0); - gpio_direction_output(IOX_SDI, seq[qn_output[i]][1]); - udelay(500); - gpio_direction_output(IOX_SHCP, 1); - udelay(500); - } - gpio_direction_output(IOX_STCP, 0); - udelay(500); - /* - * shift register will be output to pins - */ - gpio_direction_output(IOX_STCP, 1); -}; - #ifdef CONFIG_NAND_MXS static iomux_v3_cfg_t const gpmi_pads[] = { MX7D_PAD_SD3_DATA0__NAND_DATA00 | MUX_PAD_CTRL(NAND_PAD_CTRL), @@ -305,11 +146,14 @@ static int setup_lcd(void) imx_iomux_v3_setup_multiple_pads(pwm_pads, ARRAY_SIZE(pwm_pads)); + + gpio_request(IMX_GPIO_NR(3, 4), "lcd-reset"); /* Reset LCD */ gpio_direction_output(IMX_GPIO_NR(3, 4) , 0); udelay(500); gpio_direction_output(IMX_GPIO_NR(3, 4) , 1); + gpio_request(IMX_GPIO_NR(1, 1), "lcd-pwm"); /* Set Brightness to high */ gpio_direction_output(IMX_GPIO_NR(1, 1) , 1); @@ -346,17 +190,6 @@ static void setup_iomux_uart(void) imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads)); } -#ifdef CONFIG_FSL_ESDHC - -#define USDHC1_CD_GPIO IMX_GPIO_NR(5, 0) -#define USDHC1_PWR_GPIO IMX_GPIO_NR(5, 2) -#define USDHC3_PWR_GPIO IMX_GPIO_NR(6, 11) - -static struct fsl_esdhc_cfg usdhc_cfg[3] = { - {USDHC1_BASE_ADDR, 0, 4}, - {USDHC3_BASE_ADDR}, -}; - int board_mmc_get_env_dev(int devno) { if (devno == 2) @@ -373,69 +206,6 @@ int mmc_map_to_kernel_blk(int dev_no) return dev_no; } -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 USDHC1_BASE_ADDR: - ret = !gpio_get_value(USDHC1_CD_GPIO); - break; - case USDHC3_BASE_ADDR: - ret = 1; /* Assume uSDHC3 emmc is always present */ - break; - } - - return ret; -} - -int board_mmc_init(bd_t *bis) -{ - int i, ret; - /* - * According to the board_mmc_init() the following map is done: - * (U-Boot device node) (Physical Port) - * mmc0 USDHC1 - * mmc2 USDHC3 (eMMC) - */ - for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) { - switch (i) { - case 0: - imx_iomux_v3_setup_multiple_pads( - usdhc1_pads, ARRAY_SIZE(usdhc1_pads)); - gpio_request(USDHC1_CD_GPIO, "usdhc1_cd"); - gpio_direction_input(USDHC1_CD_GPIO); - gpio_request(USDHC1_PWR_GPIO, "usdhc1_pwr"); - gpio_direction_output(USDHC1_PWR_GPIO, 0); - udelay(500); - gpio_direction_output(USDHC1_PWR_GPIO, 1); - usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK); - break; - case 1: - imx_iomux_v3_setup_multiple_pads( - usdhc3_emmc_pads, ARRAY_SIZE(usdhc3_emmc_pads)); - gpio_request(USDHC3_PWR_GPIO, "usdhc3_pwr"); - gpio_direction_output(USDHC3_PWR_GPIO, 0); - udelay(500); - gpio_direction_output(USDHC3_PWR_GPIO, 1); - usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); - break; - default: - printf("Warning: you configured more USDHC controllers" - "(%d) than supported by the board\n", i + 1); - return -EINVAL; - } - - ret = fsl_esdhc_initialize(bis, &usdhc_cfg[i]); - if (ret) - return ret; - } - - return 0; -} -#endif - #ifdef CONFIG_FEC_MXC int board_eth_init(bd_t *bis) { @@ -506,7 +276,6 @@ int board_early_init_f(void) { setup_iomux_uart(); - setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1); imx_iomux_v3_setup_multiple_pads(usb_otg1_pads, ARRAY_SIZE(usb_otg1_pads)); imx_iomux_v3_setup_multiple_pads(usb_otg2_pads, @@ -520,10 +289,6 @@ int board_init(void) /* address of boot parameters */ gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; - imx_iomux_v3_setup_multiple_pads(iox_pads, ARRAY_SIZE(iox_pads)); - - iox74lv_init(); - #ifdef CONFIG_FEC_MXC setup_fec(); #endif @@ -547,29 +312,23 @@ int board_init(void) return 0; } -#ifdef CONFIG_POWER -#define I2C_PMIC 0 +#ifdef CONFIG_DM_PMIC int power_init_board(void) { - struct pmic *p; - int ret; - unsigned int reg, rev_id; + struct udevice *dev; + int ret, dev_id, rev_id; - ret = power_pfuze3000_init(I2C_PMIC); - if (ret) - return ret; - - p = pmic_get("PFUZE3000"); - ret = pmic_probe(p); - if (ret) + ret = pmic_get("pfuze3000", &dev); + if (ret == -ENODEV) + return 0; + if (ret != 0) return ret; - pmic_reg_read(p, PFUZE3000_DEVICEID, ®); - pmic_reg_read(p, PFUZE3000_REVID, &rev_id); - printf("PMIC: PFUZE3000 DEV_ID=0x%x REV_ID=0x%x\n", reg, rev_id); + 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 */ - pmic_reg_write(p, PFUZE3000_LDOGCTL, 0x1); + pmic_clrsetbits(dev, PFUZE3000_LDOGCTL, 0, 1); return 0; } |