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Subject[PATCH 05/13] arm: dts: s5pv210: aries: Disable pulls on GPIO i2c adapters
Date
The bitbanged GPIO i2c adapters have external pull-ups attached
so the internal pulls should be disabled for lower power usage.

Signed-off-by: Jonathan Bakker <xc-racer2@live.ca>
---
arch/arm/boot/dts/s5pv210-aries.dtsi | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)

diff --git a/arch/arm/boot/dts/s5pv210-aries.dtsi b/arch/arm/boot/dts/s5pv210-aries.dtsi
index d419b77201f7..f83df426f2b6 100644
--- a/arch/arm/boot/dts/s5pv210-aries.dtsi
+++ b/arch/arm/boot/dts/s5pv210-aries.dtsi
@@ -65,6 +65,9 @@
#address-cells = <1>;
#size-cells = <0>;

+ pinctrl-names = "default";
+ pinctrl-0 = <&pmic_i2c_pins>;
+
pmic@66 {
compatible = "maxim,max8998";
reg = <0x66>;
@@ -314,6 +317,9 @@
#address-cells = <1>;
#size-cells = <0>;

+ pinctrl-names = "default";
+ pinctrl-0 = <&fg_i2c_pins>;
+
fuelgauge@36 {
compatible = "maxim,max17040";
interrupt-parent = <&vic0>;
@@ -438,6 +444,18 @@
samsung,pin-pud = <S3C64XX_PIN_PULL_NONE>;
samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
};
+
+ pmic_i2c_pins: pmic-i2c-pins {
+ samsung,pins = "gpj4-0", "gpj4-3";
+ samsung,pin-pud = <S3C64XX_PIN_PULL_NONE>;
+ samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
+ };
+
+ fg_i2c_pins: fg-i2c-pins {
+ samsung,pins = "mp05-0", "mp05-1";
+ samsung,pin-pud = <S3C64XX_PIN_PULL_NONE>;
+ samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
+ };
};

&pwm {
--
2.20.1
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