diff options
Diffstat (limited to 'board/toradex/verdin-imx8mp/spl.c')
| -rw-r--r-- | board/toradex/verdin-imx8mp/spl.c | 55 |
1 files changed, 16 insertions, 39 deletions
diff --git a/board/toradex/verdin-imx8mp/spl.c b/board/toradex/verdin-imx8mp/spl.c index b39058b1b5d..44678a976ca 100644 --- a/board/toradex/verdin-imx8mp/spl.c +++ b/board/toradex/verdin-imx8mp/spl.c @@ -8,12 +8,8 @@ #include <log.h> #include <spl.h> #include <asm/arch/clock.h> -#include <asm/arch/imx8mp_pins.h> #include <asm/arch/sys_proto.h> #include <asm/mach-imx/boot_mode.h> -#include <asm/mach-imx/gpio.h> -#include <asm/mach-imx/iomux-v3.h> -#include <asm/mach-imx/mxc_i2c.h> #include <asm/arch/ddr.h> #include <dm/device.h> #include <dm/uclass.h> @@ -68,36 +64,21 @@ void spl_board_init(void) puts("Normal Boot\n"); } -#define I2C_PAD_CTRL (PAD_CTL_DSE6 | PAD_CTL_HYS | PAD_CTL_PUE | PAD_CTL_PE) -#define PC MUX_PAD_CTRL(I2C_PAD_CTRL) -struct i2c_pads_info i2c_pad_info1 = { - .scl = { - .i2c_mode = MX8MP_PAD_I2C1_SCL__I2C1_SCL | PC, - .gpio_mode = MX8MP_PAD_I2C1_SCL__GPIO5_IO14 | PC, - .gp = IMX_GPIO_NR(5, 14), - }, - .sda = { - .i2c_mode = MX8MP_PAD_I2C1_SDA__I2C1_SDA | PC, - .gpio_mode = MX8MP_PAD_I2C1_SDA__GPIO5_IO15 | PC, - .gp = IMX_GPIO_NR(5, 15), - }, -}; - -#if CONFIG_IS_ENABLED(POWER_LEGACY) -#define I2C_PMIC 0 int power_init_board(void) { - struct pmic *p; + struct udevice *dev; int ret; - ret = power_pca9450_init(I2C_PMIC, 0x25); - if (ret) - printf("power init failed\n"); - p = pmic_get("PCA9450"); - pmic_probe(p); + ret = pmic_get("pmic@25", &dev); + if (ret == -ENODEV) { + puts("No pmic@25\n"); + return 0; + } + if (ret < 0) + return ret; /* BUCKxOUT_DVS0/1 control BUCK123 output */ - pmic_reg_write(p, PCA9450_BUCK123_DVS, 0x29); + pmic_reg_write(dev, PCA9450_BUCK123_DVS, 0x29); /* * increase VDD_SOC to typical value 0.95V before first @@ -107,23 +88,22 @@ int power_init_board(void) */ if (IS_ENABLED(CONFIG_IMX8M_VDD_SOC_850MV)) /* set DVS0 to 0.85v for special case */ - pmic_reg_write(p, PCA9450_BUCK1OUT_DVS0, 0x14); + pmic_reg_write(dev, PCA9450_BUCK1OUT_DVS0, 0x14); else - pmic_reg_write(p, PCA9450_BUCK1OUT_DVS0, 0x1c); - pmic_reg_write(p, PCA9450_BUCK1OUT_DVS1, 0x14); - pmic_reg_write(p, PCA9450_BUCK1CTRL, 0x59); + pmic_reg_write(dev, PCA9450_BUCK1OUT_DVS0, 0x1c); + pmic_reg_write(dev, PCA9450_BUCK1OUT_DVS1, 0x14); + pmic_reg_write(dev, PCA9450_BUCK1CTRL, 0x59); /* Kernel uses OD/OD freq for SoC */ /* To avoid timing risk from SoC to ARM, increase VDD_ARM to OD voltage 0.95v */ - pmic_reg_write(p, PCA9450_BUCK2OUT_DVS0, 0x1c); + pmic_reg_write(dev, PCA9450_BUCK2OUT_DVS0, 0x1c); /* set LDO4 and CONFIG2 to enable the I2C level translator */ - pmic_reg_write(p, PCA9450_LDO4CTRL, 0x59); - pmic_reg_write(p, PCA9450_CONFIG2, 0x1); + pmic_reg_write(dev, PCA9450_LDO4CTRL, 0x59); + pmic_reg_write(dev, PCA9450_CONFIG2, 0x1); return 0; } -#endif #if IS_ENABLED(CONFIG_SPL_LOAD_FIT) int board_fit_config_name_match(const char *name) @@ -156,9 +136,6 @@ void board_init_f(ulong dummy) enable_tzc380(); - /* Adjust PMIC voltage to 1.0V for 800 MHz */ - setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1); - /* PMIC initialization */ power_init_board(); |