[PATCH 1/3] arm64: dts: rockchip: Update CPU regulator voltage ranges for Gru

Brian Norris
2017-06-23T17:07:51Z

From: Matthias Kaehlcke <mka@chromium.org>

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>
---
arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts | 20 ++++++++++++++++++++
arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi | 16 ++++++++--------
2 files changed, 28 insertions(+), 8 deletions(-)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts b/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts
index 658bb9dc9dfd..658d63db0d6d 100644
--- 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 eb5059344023..134afe8495b5 100644
--- 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 */
--
2.13.1.611.g7e3b11ae1-goog