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authorBaolin Wang <baolin.wang@linaro.org>2019-02-13 15:32:48 +0300
committerArnd Bergmann <arnd@arndb.de>2019-02-18 13:33:21 +0300
commit02643475a8d3cd0b763d278c5fc5e60e190e685c (patch)
tree48e509ebbb9a5f443bbaee0851bcae14d5461a12 /arch/arm64/boot/dts/sprd
parenta47954095395412832ebe7a20023606b6375f153 (diff)
downloadlinux-02643475a8d3cd0b763d278c5fc5e60e190e685c.tar.xz
arm64: dts: sprd: Add SC27XX fuel gauge device
Add Spreadtrum SC27XX fuel gauge device node to calculate the battery capacity. Signed-off-by: Baolin Wang <baolin.wang@linaro.org> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arm64/boot/dts/sprd')
-rw-r--r--arch/arm64/boot/dts/sprd/sc2731.dtsi18
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/sprd/sc2731.dtsi b/arch/arm64/boot/dts/sprd/sc2731.dtsi
index dbf6242ef3b5..4a79ddf0ef11 100644
--- a/arch/arm64/boot/dts/sprd/sc2731.dtsi
+++ b/arch/arm64/boot/dts/sprd/sc2731.dtsi
@@ -70,6 +70,11 @@
#size-cells = <1>;
hwlocks = <&hwlock 12>;
+ fgu_calib: calib@6 {
+ reg = <0x6 0x2>;
+ bits = <0 9>;
+ };
+
adc_big_scale: calib@24 {
reg = <0x24 0x2>;
};
@@ -90,6 +95,19 @@
nvmem-cells = <&adc_big_scale>, <&adc_small_scale>;
};
+ fgu@a00 {
+ compatible = "sprd,sc2731-fgu";
+ reg = <0xa00>;
+ bat-detect-gpio = <&pmic_eic 9 GPIO_ACTIVE_HIGH>;
+ io-channels = <&pmic_adc 3>, <&pmic_adc 6>;
+ io-channel-names = "bat-temp", "charge-vol";
+ monitored-battery = <&bat>;
+ nvmem-cell-names = "fgu_calib";
+ nvmem-cells = <&fgu_calib>;
+ interrupt-parent = <&sc2731_pmic>;
+ interrupts = <4>;
+ };
+
vibrator@ec8 {
compatible = "sprd,sc27xx-vibrator", "sprd,sc2731-vibrator";
reg = <0xec8>;