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| author | Fabio Estevam <festevam@denx.de> | 2023-10-18 16:17:41 -0300 |
|---|---|---|
| committer | Fabio Estevam <festevam@gmail.com> | 2023-12-13 09:51:27 -0300 |
| commit | 6e6492c85defa51d7d8def8580d0d49610ebf0fa (patch) | |
| tree | 026bfd8971955bf25e8f49225ae082fa5e9ea0ef /board | |
| parent | a7d54d3de87d84479a0fd349a2ce7ef8740e9b20 (diff) | |
| download | u-boot-6e6492c85defa51d7d8def8580d0d49610ebf0fa.zip u-boot-6e6492c85defa51d7d8def8580d0d49610ebf0fa.tar.gz u-boot-6e6492c85defa51d7d8def8580d0d49610ebf0fa.tar.bz2 | |
imx8mp_evk: Convert to DM_PMIC
Currently, the imx8mp_evk uses the non-DM code to initialize the PMIC.
Convert to DM_PMIC, which is the recommended way to access the PMIC.
While at it, fix multi-line comments style.
Signed-off-by: Fabio Estevam <festevam@denx.de>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Diffstat (limited to 'board')
| -rw-r--r-- | board/freescale/imx8mp_evk/spl.c | 50 |
1 files changed, 26 insertions, 24 deletions
diff --git a/board/freescale/imx8mp_evk/spl.c b/board/freescale/imx8mp_evk/spl.c index 246826a..9dd2cbc 100644 --- a/board/freescale/imx8mp_evk/spl.c +++ b/board/freescale/imx8mp_evk/spl.c @@ -67,40 +67,44 @@ struct i2c_pads_info i2c_pad_info1 = { }, }; -#if CONFIG_IS_ENABLED(POWER_LEGACY) -#define I2C_PMIC 0 +#if CONFIG_IS_ENABLED(DM_PMIC_PCA9450) 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"); - 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 - * DRAM access, set DVS1 to 0.85v for suspend. + * Increase VDD_SOC to typical value 0.95V before first + * DRAM access, set DVS1 to 0.85V for suspend. * Enable DVS control through PMIC_STBY_REQ and * set B1_ENMODE=1 (ON by PMIC_ON_REQ=H) */ -#ifdef CONFIG_IMX8M_VDD_SOC_850MV - /* set DVS0 to 0.85v for special case*/ - pmic_reg_write(p, PCA9450_BUCK1OUT_DVS0, 0x14); -#else - pmic_reg_write(p, PCA9450_BUCK1OUT_DVS0, 0x1C); -#endif - pmic_reg_write(p, PCA9450_BUCK1OUT_DVS1, 0x14); - pmic_reg_write(p, PCA9450_BUCK1CTRL, 0x59); + if (CONFIG_IS_ENABLED(IMX8M_VDD_SOC_850MV)) + pmic_reg_write(dev, PCA9450_BUCK1OUT_DVS0, 0x14); + else + pmic_reg_write(dev, PCA9450_BUCK1OUT_DVS0, 0x1C); - /* 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_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(dev, PCA9450_BUCK2OUT_DVS0, 0x1C); return 0; } @@ -135,8 +139,6 @@ void board_init_f(ulong dummy) enable_tzc380(); - setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1); - power_init_board(); /* DDR initialization */ |