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imx93_evk: Fix wrong VDDQ voltage setting for LPDDR4x

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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>
This commit is contained in:
Ye Li 2025-03-12 17:04:07 +08:00 • committed by Fabio Estevam
parent a383b9bd4d
commit e1a9ff9530
1 changed files with 0 additions and 5 deletions
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5
board/freescale/imx93_evk/spl.c
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@ -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);