arm64: dts: rockchip: Update CPU regulator voltage ranges for Gru

Gru derivatives besides Kevin have slightly different voltage ranges for
their CPU regulators. Let's keep the base Gru file accurate and let
Kevin override.

Signed-off-by: Matthias Kaehlcke <mka@chromium.org>
Signed-off-by: Brian Norris <briannorris@chromium.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts b/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts
index 7bd31066399b5859a053570a35281cec23d1d888..1cb4af78b2b1e26e6b54cd376a5d6b5d8cd5cf99 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts
@@ -264,6 +264,26 @@ ap_i2c_dig: &i2c2 {
        };
 };
 
+&ppvar_bigcpu {
+       regulator-min-microvolt = <798674>;
+       regulator-max-microvolt = <1302172>;
+};
+
+&ppvar_litcpu {
+       regulator-min-microvolt = <799065>;
+       regulator-max-microvolt = <1303738>;
+};
+
+&ppvar_gpu {
+       regulator-min-microvolt = <785782>;
+       regulator-max-microvolt = <1217729>;
+};
+
+&ppvar_centerlogic {
+       regulator-min-microvolt = <800069>;
+       regulator-max-microvolt = <1049692>;
+};
+
 &saradc {
        status = "okay";
        vref-supply = <&pp1800_ap_io>;

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi
index eddc6eb31286f5fecdb5cd8f64c148c9bf1734ed..b4ba9fa097f79fa0f873051110c6a525629299e8 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi
@@ -181,8 +181,8 @@
                /* EC turns on w/ ap_core_en; always on for AP */
                regulator-always-on;
                regulator-boot-on;
-               regulator-min-microvolt = <798674>;
-               regulator-max-microvolt = <1302172>;
+               regulator-min-microvolt = <800107>;
+               regulator-max-microvolt = <1302232>;
        };
 
        ppvar_litcpu: ppvar-litcpu {
@@ -202,8 +202,8 @@
                /* EC turns on w/ ap_core_en; always on for AP */
                regulator-always-on;
                regulator-boot-on;
-               regulator-min-microvolt = <799065>;
-               regulator-max-microvolt = <1303738>;
+               regulator-min-microvolt = <797743>;
+               regulator-max-microvolt = <1307837>;
        };
 
        ppvar_gpu: ppvar-gpu {
@@ -223,8 +223,8 @@
                /* EC turns on w/ ap_core_en; always on for AP */
                regulator-always-on;
                regulator-boot-on;
-               regulator-min-microvolt = <785782>;
-               regulator-max-microvolt = <1217729>;
+               regulator-min-microvolt = <786384>;
+               regulator-max-microvolt = <1217747>;
        };
 
        ppvar_centerlogic: ppvar-centerlogic {
@@ -244,8 +244,8 @@
                /* EC turns on w/ ppvar_centerlogic_en; always on for AP */
                regulator-always-on;
                regulator-boot-on;
-               regulator-min-microvolt = <800069>;
-               regulator-max-microvolt = <1049692>;
+               regulator-min-microvolt = <799434>;
+               regulator-max-microvolt = <1049925>;
        };
 
        /* Schematics call this PPVAR even though it's fixed */