From: Sasha Finkelstein <fnkl.kernel@xxxxxxxxx>
Adds device tree entries for the touchbar digitizer
Signed-off-by: Sasha Finkelstein <fnkl.kernel@xxxxxxxxx>
---
arch/arm64/boot/dts/apple/t8103-j293.dts | 20 ++++++++++++++++++++
arch/arm64/boot/dts/apple/t8103.dtsi | 12 ++++++++++++
2 files changed, 32 insertions(+)
diff --git a/arch/arm64/boot/dts/apple/t8103-j293.dts b/arch/arm64/boot/dts/apple/t8103-j293.dts
index 151074109a11..c369493b1c06 100644
--- a/arch/arm64/boot/dts/apple/t8103-j293.dts
+++ b/arch/arm64/boot/dts/apple/t8103-j293.dts
@@ -15,6 +15,9 @@
/ {
compatible = "apple,j293", "apple,t8103", "apple,arm-platform";
model = "Apple MacBook Pro (13-inch, M1, 2020)";
+ aliases {
+ touchbar0 = &touchbar0;
+ };
};
&bluetooth0 {
@@ -25,6 +28,23 @@ &wifi0 {
brcm,board-type = "apple,honshu";
};
+&spi0 {
+ status = "okay";
+
+ touchbar0: touchbar@0 {
+ compatible = "apple,z2-touchscreen";
+ reg = <0>;
+ spi-max-frequency = <11500000>;
+ reset-gpios = <&pinctrl_ap 139 0>;
+ cs-gpios = <&pinctrl_ap 109 0>;
+ interrupts-extended = <&pinctrl_ap 194 IRQ_TYPE_EDGE_FALLING>;
+ firmware-name = "apple/dfrmtfw-j293.bin";
+ touchscreen-size-x = <23045>;
+ touchscreen-size-y = <640>;
+ apple,z2-device-name = "MacBookPro17,1 Touch Bar";
+ };
+};
+
/*
* Remove unused PCIe ports and disable the associated DARTs.
*/
diff --git a/arch/arm64/boot/dts/apple/t8103.dtsi b/arch/arm64/boot/dts/apple/t8103.dtsi
index 9859219699f4..70d3183f72bf 100644
--- a/arch/arm64/boot/dts/apple/t8103.dtsi
+++ b/arch/arm64/boot/dts/apple/t8103.dtsi
@@ -432,6 +432,18 @@ i2c4: i2c@235020000 {
status = "disabled"; /* only used in J293 */
};
+ spi0: spi@235100000 {
+ compatible = "apple,t8103-spi", "apple,spi";
+ reg = <0x2 0x35100000 0x0 0x4000>;
+ interrupt-parent = <&aic>;
+ interrupts = <AIC_IRQ 614 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk_200m>;
+ power-domains = <&ps_spi0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled"; /* only used in J293 */
+ };
+
serial0: serial@235200000 {
compatible = "apple,s5l-uart";
reg = <0x2 0x35200000 0x0 0x1000>;
--
Git-137.1)
