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 <ye.li@nxp.com>
Acked-by: Peng Fan <peng.fan@nxp.com>
diff --git a/board/freescale/imx93_evk/spl.c b/board/freescale/imx93_evk/spl.c
index a214c04..67a10bb 100644
--- a/board/freescale/imx93_evk/spl.c
+++ b/board/freescale/imx93_evk/spl.c
@@ -110,11 +110,6 @@
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);