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

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>

diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-som-p0.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-som-p0.dtsi
index 12a38dd1514bb07c8727b30fc1afd998074012bb..a19e535f49464341ea6b7e0e821a23c786b58953 100644 (file)
--- a/arch/arm64/boot/dts/ti/k3-j721s2-som-p0.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721s2-som-p0.dtsi
@@ -250,6 +250,7 @@
                                regulator-max-microvolt = <1800000>;
                                regulator-always-on;
                                regulator-boot-on;
+                               bootph-pre-ram;
                        };
 
                        buckb2: buck2 {