diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm64/boot/dts/qcom/msm8916-samsung-a2015-common.dtsi | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/msm8916-samsung-a2015-common.dtsi b/arch/arm64/boot/dts/qcom/msm8916-samsung-a2015-common.dtsi index 9a6988ded29d..9b4b7de7cec2 100644 --- a/arch/arm64/boot/dts/qcom/msm8916-samsung-a2015-common.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8916-samsung-a2015-common.dtsi @@ -4,6 +4,7 @@ #include <dt-bindings/gpio/gpio.h> #include <dt-bindings/input/input.h> #include <dt-bindings/interrupt-controller/irq.h> +#include <dt-bindings/pinctrl/qcom,pmic-gpio.h> / { aliases { @@ -124,6 +125,34 @@ pinctrl-0 = <&tkey_default>; }; }; + + i2c-nfc { + compatible = "i2c-gpio"; + sda-gpios = <&msmgpio 0 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; + scl-gpios = <&msmgpio 1 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; + + pinctrl-names = "default"; + pinctrl-0 = <&nfc_i2c_default>; + + #address-cells = <1>; + #size-cells = <0>; + + nfc@27 { + compatible = "samsung,s3fwrn5-i2c"; + reg = <0x27>; + + interrupt-parent = <&msmgpio>; + interrupts = <21 IRQ_TYPE_EDGE_RISING>; + + en-gpios = <&msmgpio 20 GPIO_ACTIVE_HIGH>; + wake-gpios = <&msmgpio 49 GPIO_ACTIVE_HIGH>; + + clocks = <&rpmcc RPM_SMD_BB_CLK2_PIN>; + + pinctrl-names = "default"; + pinctrl-0 = <&nfc_default &nfc_clk_req>; + }; + }; }; &blsp_i2c2 { @@ -384,6 +413,30 @@ bias-disable; }; + nfc_default: nfc-default { + pins = "gpio20", "gpio49"; + function = "gpio"; + + drive-strength = <2>; + bias-disable; + + irq { + pins = "gpio21"; + function = "gpio"; + + drive-strength = <2>; + bias-pull-down; + }; + }; + + nfc_i2c_default: nfc-i2c-default { + pins = "gpio0", "gpio1"; + function = "gpio"; + + drive-strength = <2>; + bias-disable; + }; + tkey_default: tkey-default { pins = "gpio98"; function = "gpio"; @@ -408,3 +461,14 @@ bias-disable; }; }; + +&pm8916_gpios { + nfc_clk_req: nfc-clk-req { + pins = "gpio2"; + function = "func1"; + + input-enable; + bias-disable; + power-source = <PM8916_GPIO_L2>; + }; +}; |