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Diffstat (limited to 'board/freescale/mx7dsabresd/mx7dsabresd.c')
-rw-r--r--board/freescale/mx7dsabresd/mx7dsabresd.c326
1 files changed, 31 insertions, 295 deletions
diff --git a/board/freescale/mx7dsabresd/mx7dsabresd.c b/board/freescale/mx7dsabresd/mx7dsabresd.c
index 6ccdd4b33b..ecea5a529a 100644
--- a/board/freescale/mx7dsabresd/mx7dsabresd.c
+++ b/board/freescale/mx7dsabresd/mx7dsabresd.c
@@ -23,25 +23,17 @@
#include <i2c.h>
#include <asm/imx-common/mxc_i2c.h>
#include <asm/arch/crm_regs.h>
-#include <usb.h>
-#include <usb/ehci-ci.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 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)
@@ -54,23 +46,8 @@ DECLARE_GLOBAL_DATA_PTR;
(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
+#ifdef CONFIG_MXC_SPI
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),
@@ -87,6 +64,7 @@ static void setup_spi(void)
{
imx_iomux_v3_setup_multiple_pads(ecspi3_pads, ARRAY_SIZE(ecspi3_pads));
}
+#endif
int dram_init(void)
{
@@ -104,130 +82,6 @@ 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),
-};
-
-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),
@@ -306,11 +160,13 @@ static int setup_lcd(void)
imx_iomux_v3_setup_multiple_pads(pwm_pads, ARRAY_SIZE(pwm_pads));
/* Reset LCD */
+ gpio_request(IMX_GPIO_NR(3, 4), "lcd reset");
gpio_direction_output(IMX_GPIO_NR(3, 4) , 0);
udelay(500);
gpio_direction_output(IMX_GPIO_NR(3, 4) , 1);
/* Set Brightness to high */
+ gpio_request(IMX_GPIO_NR(1, 1), "lcd backlight");
gpio_direction_output(IMX_GPIO_NR(1, 1) , 1);
return 0;
@@ -346,17 +202,6 @@ 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)
@@ -365,7 +210,7 @@ int board_mmc_get_env_dev(int devno)
return devno;
}
-static int mmc_map_to_kernel_blk(int dev_no)
+int mmc_map_to_kernel_blk(int dev_no)
{
if (dev_no == 1)
dev_no++;
@@ -373,106 +218,27 @@ static int mmc_map_to_kernel_blk(int dev_no)
return dev_no;
}
-int board_mmc_getcd(struct mmc *mmc)
+#ifdef CONFIG_FEC_MXC
+int board_eth_init(bd_t *bis)
{
- 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 ret;
+ unsigned int gpio;
-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;
+ ret = gpio_lookup_name("gpio_spi@0_5", NULL, NULL, &gpio);
+ if (ret) {
+ printf("GPIO: 'gpio_spi@0_5' not found\n");
+ return -ENODEV;
}
- return 0;
-}
-
-static int check_mmc_autodetect(void)
-{
- char *autodetect_str = getenv("mmcautodetect");
-
- if ((autodetect_str != NULL) &&
- (strcmp(autodetect_str, "yes") == 0)) {
- return 1;
+ ret = gpio_request(gpio, "fec_rst");
+ if (ret && ret != -EBUSY) {
+ printf("gpio: requesting pin %u failed\n", gpio);
+ return ret;
}
- return 0;
-}
-
-static void mmc_late_init(void)
-{
- char cmd[32];
- char mmcblk[32];
- u32 dev_no = mmc_get_env_dev();
-
- if (!check_mmc_autodetect())
- return;
-
- setenv_ulong("mmcdev", dev_no);
-
- /* Set mmcblk env */
- sprintf(mmcblk, "/dev/mmcblk%dp2 rootwait rw",
- mmc_map_to_kernel_blk(dev_no));
- setenv("mmcroot", mmcblk);
-
- sprintf(cmd, "mmc dev %d", dev_no);
- run_command(cmd, 0);
-}
-
-#endif
-
-#ifdef CONFIG_FEC_MXC
-int board_eth_init(bd_t *bis)
-{
- int ret;
+ gpio_direction_output(gpio, 0);
+ udelay(500);
+ gpio_direction_output(gpio, 1);
setup_iomux_fec();
@@ -539,12 +305,6 @@ 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,
- ARRAY_SIZE(usb_otg2_pads));
-
return 0;
}
@@ -553,10 +313,6 @@ 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
@@ -580,29 +336,23 @@ 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, &reg);
- 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;
}
@@ -612,10 +362,6 @@ int board_late_init(void)
{
struct wdog_regs *wdog = (struct wdog_regs *)WDOG1_BASE_ADDR;
-#ifdef CONFIG_ENV_IS_IN_MMC
- mmc_late_init();
-#endif
-
imx_iomux_v3_setup_multiple_pads(wdog_pads, ARRAY_SIZE(wdog_pads));
set_wdog_reset(wdog);
@@ -642,13 +388,3 @@ int checkboard(void)
return 0;
}
-
-#ifdef CONFIG_USB_EHCI_MX7
-int board_usb_phy_mode(int port)
-{
- if (port == 0)
- return USB_INIT_DEVICE;
- else
- return USB_INIT_HOST;
-}
-#endif
generated by cgit (git 2.34.1) at 2024-12-30 22:55:29 +0000