[PATCH 10/10] ARM: dts: sun8i: Add SY8106A regulator to Orange Pi PC

Icenowy Zheng
2017-07-23T10:29:47Z

From: Ondrej Jirman <megous@megous.com>

Add SY8106A regulator to r_i2c bus and enable the r_i2c bus on
Orange Pi PC, then set the power supply of the ARM cores to this
regulator, in order to enable DVFS.

Signed-off-by: Ondrej Jirman <megous@megous.com>
[Icenowy: Enable DVFS in this patch, slight changes and change commit
message]
Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
---
arch/arm/boot/dts/sun8i-h3-orangepi-pc.dts | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)

diff --git a/arch/arm/boot/dts/sun8i-h3-orangepi-pc.dts b/arch/arm/boot/dts/sun8i-h3-orangepi-pc.dts
index 998b60f8d295..d855f8b6254e 100644
--- a/arch/arm/boot/dts/sun8i-h3-orangepi-pc.dts
+++ b/arch/arm/boot/dts/sun8i-h3-orangepi-pc.dts
@@ -98,6 +98,10 @@
status = "okay";
};

+&cpu0 {
+ cpu-supply = <&reg_sy8106a>;
+};
+
&ehci0 {
status = "okay";
};
@@ -160,6 +164,21 @@
};
};

+&r_i2c {
+ status = "okay";
+
+ reg_sy8106a: regulator@65 {
+ compatible = "silergy,sy8106a";
+ reg = <0x65>;
+ regulator-name = "vdd-cpux";
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1400000>;
+ regulator-ramp-delay = <200>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+};
+
&r_pio {
leds_r_opc: led_pins@0 {
pins = "PL10";
--
2.13.0