@@ -10,6 +10,7 @@
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/soc/samsung,exynos-usi.h>
/ {
model = "Samsung Galaxy S8 (SM-G950F)";
@@ -93,6 +94,33 @@ wink-key {
wakeup-source;
};
};
+
+ /* TODO: Remove once PMIC is implemented */
+ reg_placeholder: regulator-0 {
+ compatible = "regulator-fixed";
+ regulator-name = "reg-placeholder";
+ };
+};
+
+&hsi2c_23 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+
+ touchscreen@48 {
+ compatible = "samsung,s6sy761";
+ reg = <0x48>;
+
+ /* TODO: Update once PMIC is implemented */
+ avdd-supply = <®_placeholder>;
+ vdd-supply = <®_placeholder>;
+
+ interrupt-parent = <&gpa1>;
+ interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
+
+ pinctrl-0 = <&ts_int>;
+ pinctrl-names = "default";
+ };
};
&oscclk {
@@ -155,4 +183,16 @@ sd2_cd: sd2-cd-pins {
samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
samsung,pin-drv = <EXYNOS7_PIN_DRV_LV4>;
};
+
+ ts_int: ts-int-pins {
+ samsung,pins = "gpa1-0";
+ samsung,pin-function = <EXYNOS_PIN_FUNC_EINT>;
+ samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
+ samsung,pin-drv = <EXYNOS7_PIN_DRV_LV1>;
+ };
+};
+
+&usi9 {
+ samsung,mode = <USI_MODE_I2C0_1>;
+ status = "okay";
};
The Samsung Galaxy S8 uses a Samsung s6sy761 touchscreen over hsi2c23. Add a node for it in order to allow using the touchscreen as long as the previous bootloader has enabled the required regulators because there's no support for PMIC yet. Signed-off-by: Ivaylo Ivanov <ivo.ivanov.ivanov1@gmail.com> --- .../boot/dts/exynos/exynos8895-dreamlte.dts | 40 +++++++++++++++++++ 1 file changed, 40 insertions(+)