diff options
Diffstat (limited to 'board/freescale/imx93_evk/spl.c')
| -rw-r--r-- | board/freescale/imx93_evk/spl.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/board/freescale/imx93_evk/spl.c b/board/freescale/imx93_evk/spl.c index 2d2900c6e0..9a041af30e 100644 --- a/board/freescale/imx93_evk/spl.c +++ b/board/freescale/imx93_evk/spl.c @@ -70,10 +70,17 @@ int power_init_board(void) /* enable DVS control through PMIC_STBY_REQ */ pmic_reg_write(dev, PCA9450_BUCK1CTRL, 0x59); - /* 0.9v - */ - pmic_reg_write(dev, PCA9450_BUCK1OUT_DVS0, 0x18); - pmic_reg_write(dev, PCA9450_BUCK3OUT_DVS0, 0x18); + if (IS_ENABLED(CONFIG_IMX9_LOW_DRIVE_MODE)){ + /* 0.75v for Low drive mode + */ + pmic_reg_write(dev, PCA9450_BUCK1OUT_DVS0, 0x0c); + pmic_reg_write(dev, PCA9450_BUCK3OUT_DVS0, 0x0c); + } else { + /* 0.9v for Over drive mode + */ + pmic_reg_write(dev, PCA9450_BUCK1OUT_DVS0, 0x18); + pmic_reg_write(dev, PCA9450_BUCK3OUT_DVS0, 0x18); + } /* set standby voltage to 0.65v */ pmic_reg_write(dev, PCA9450_BUCK1OUT_DVS1, 0x4); @@ -111,9 +118,11 @@ void board_init_f(ulong dummy) printf("SOC: 0x%x\n", gd->arch.soc_rev); printf("LC: 0x%x\n", gd->arch.lifecycle); } + power_init_board(); - set_arm_core_max_clk(); + if (!IS_ENABLED(CONFIG_IMX9_LOW_DRIVE_MODE)) + set_arm_core_max_clk(); /* Init power of mix */ soc_power_init(); |