#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 {
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 {
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";
bias-disable;
};
};
+
+&pm8916_gpios {
+ nfc_clk_req: nfc-clk-req {
+ pins = "gpio2";
+ function = "func1";
+
+ input-enable;
+ bias-disable;
+ power-source = <PM8916_GPIO_L2>;
+ };
+};