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authorMichael Walle <michael@walle.cc>2022-02-24 11:30:30 +0100
committerShawn Guo <shawnguo@kernel.org>2022-04-06 15:20:34 +0200
commitbc046b952a5494b0dc53be28779460cee1214a3f (patch)
tree75b0b30b00552ef1d0e8279000eb4876f79e9504
parentarm64: dts: imx8mn-evk: use proper names for PMIC outputs (diff)
downloadlinux-bc046b952a5494b0dc53be28779460cee1214a3f.tar.xz
linux-bc046b952a5494b0dc53be28779460cee1214a3f.zip
arm64: dts: imx8mn-evk: fix the min/max voltages of the PMIC
Use the proper voltages as supported by the board instead of the ones supported by the PMIC. The voltages were taken from both the schematic of the 8MNANOLPD4-EVK eval board and the datasheet of the IMX8MN SoC. Signed-off-by: Michael Walle <michael@walle.cc> Reviewed-by: Heiko Thiery <heiko.thiery@gmail.com> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
-rw-r--r--arch/arm64/boot/dts/freescale/imx8mn-evk.dts34
1 files changed, 17 insertions, 17 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx8mn-evk.dts b/arch/arm64/boot/dts/freescale/imx8mn-evk.dts
index 2b685c0c7eeb..4eb467df5ba7 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mn-evk.dts
@@ -42,8 +42,8 @@
regulators {
buck1: BUCK1{
regulator-name = "VDD_SOC";
- regulator-min-microvolt = <600000>;
- regulator-max-microvolt = <2187500>;
+ regulator-min-microvolt = <850000>;
+ regulator-max-microvolt = <950000>;
regulator-boot-on;
regulator-always-on;
regulator-ramp-delay = <3125>;
@@ -51,8 +51,8 @@
buck2: BUCK2 {
regulator-name = "VDD_ARM_0V9";
- regulator-min-microvolt = <600000>;
- regulator-max-microvolt = <2187500>;
+ regulator-min-microvolt = <850000>;
+ regulator-max-microvolt = <1000000>;
regulator-boot-on;
regulator-always-on;
regulator-ramp-delay = <3125>;
@@ -62,32 +62,32 @@
buck4: BUCK4{
regulator-name = "VDD_3V3";
- regulator-min-microvolt = <600000>;
- regulator-max-microvolt = <3400000>;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
regulator-boot-on;
regulator-always-on;
};
buck5: BUCK5{
regulator-name = "VDD_1V8";
- regulator-min-microvolt = <600000>;
- regulator-max-microvolt = <3400000>;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
regulator-boot-on;
regulator-always-on;
};
buck6: BUCK6 {
regulator-name = "NVCC_DRAM_1V1";
- regulator-min-microvolt = <600000>;
- regulator-max-microvolt = <3400000>;
+ regulator-min-microvolt = <1100000>;
+ regulator-max-microvolt = <1100000>;
regulator-boot-on;
regulator-always-on;
};
ldo1: LDO1 {
regulator-name = "NVCC_SNVS_1V8";
- regulator-min-microvolt = <1600000>;
- regulator-max-microvolt = <3300000>;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
regulator-boot-on;
regulator-always-on;
};
@@ -95,23 +95,23 @@
ldo2: LDO2 {
regulator-name = "VDD_SNVS_0V8";
regulator-min-microvolt = <800000>;
- regulator-max-microvolt = <1150000>;
+ regulator-max-microvolt = <800000>;
regulator-boot-on;
regulator-always-on;
};
ldo3: LDO3 {
regulator-name = "VDDA_1V8";
- regulator-min-microvolt = <800000>;
- regulator-max-microvolt = <3300000>;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
regulator-boot-on;
regulator-always-on;
};
ldo4: LDO4 {
regulator-name = "VDD_PHY_1V2";
- regulator-min-microvolt = <800000>;
- regulator-max-microvolt = <3300000>;
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
regulator-boot-on;
regulator-always-on;
};