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arm64: dts: ti: k3-j721s2-som-p0: add bootph-pre-ram property to PMIC-B

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On j721s2, PMIC-B is needed to exit the DDR from retention after
suspend-to-ram. Add bootph-pre-ram property to make PMIC-B available to
the bootloader in the phase that sets up the DDR.

Signed-off-by: Thomas Richard (TI) <thomas.richard@bootlin.com>
Reviewed-by: Udit Kumar <u-kumar1@ti.com>
Link: https://patch.msgid.link/20260429-k3-j721s2-som-bootph-pre-ram-pmic-4c-v2-1-31a0e7677216@bootlin.com
Signed-off-by: Nishanth Menon <nm@ti.com>
This commit is contained in:
Thomas Richard (TI)
2026-04-29 14:19:48 +02:00
committed by Nishanth Menon
parent 6c21336acd
commit bd9fbe2781
1 changed files with 1 additions and 0 deletions
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arch/arm64/boot/dts/ti/k3-j721s2-som-p0.dtsi
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@@ -250,6 +250,7 @@ buckb1: buck1 {
regulator-max-microvolt = <1800000>;
regulator-always-on;
regulator-boot-on;
bootph-pre-ram;
};
buckb2: buck2 {