From e1a9ff95304957a774642ff1bef2b1851a4ae96a Mon Sep 17 00:00:00 2001 From: Ye Li Date: Wed, 12 Mar 2025 17:04:07 +0800 Subject: [PATCH] imx93_evk: Fix wrong VDDQ voltage setting for LPDDR4x The default PCA9451 BUCK2 volt is 0.6 V for LPDDR4x VDDQ. The codes are actually used for reworking to LPDDR4 which needs VDDQ at 1.1 V. So remove it to avoid LPDDR4x issue. Signed-off-by: Ye Li Acked-by: Peng Fan --- board/freescale/imx93_evk/spl.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/board/freescale/imx93_evk/spl.c b/board/freescale/imx93_evk/spl.c index a214c04ddad..67a10bbb05b 100644 --- a/board/freescale/imx93_evk/spl.c +++ b/board/freescale/imx93_evk/spl.c @@ -110,11 +110,6 @@ int power_init_board(void) pmic_reg_write(dev, PCA9450_BUCK3OUT_DVS0, buck_val + 0x4); } - if (IS_ENABLED(CONFIG_IMX93_EVK_LPDDR4X)) { - /* Set VDDQ to 1.1V from buck2 */ - pmic_reg_write(dev, PCA9450_BUCK2OUT_DVS0, 0x28); - } - /* set standby voltage to 0.65v */ if (val & PCA9450_REG_PWRCTRL_TOFF_DEB) pmic_reg_write(dev, PCA9450_BUCK1OUT_DVS1, 0x0);