arm64: dts: qcom: sc7280: Define EC and H1 nodes for IDP/CRD

The IDP2 and CRD boards share the EC and H1 parts, so define
all related device nodes into a common file and include them
in the idp2 and crd dts files to avoid duplication.

Signed-off-by: Kshitiz Godara <kgodara@codeaurora.org>
Signed-off-by: Rajendra Nayak <quic_rjendra@quicinc.com>
Reviewed-by: Matthias Kaehlcke <mka@chromium.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/1638185497-26477-4-git-send-email-quic_rjendra@quicinc.com

3 files changed, 107 insertions, 0 deletions

diff --git a/arch/arm64/boot/dts/qcom/sc7280-crd.dts b/arch/arm64/boot/dts/qcom/sc7280-crd.dts
index 2da6603c38dc..1e3e2f360b6e 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-crd.dts
+++ b/arch/arm64/boot/dts/qcom/sc7280-crd.dts
@@ -8,6 +8,7 @@
 /dts-v1/;
 
 #include "sc7280-idp.dtsi"
+#include "sc7280-idp-ec-h1.dtsi"
 
 / {
 	model = "Qualcomm Technologies, Inc. sc7280 CRD platform";
diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp-ec-h1.dtsi b/arch/arm64/boot/dts/qcom/sc7280-idp-ec-h1.dtsi
new file mode 100644
index 000000000000..0896a6151817
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/sc7280-idp-ec-h1.dtsi
@@ -0,0 +1,105 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * sc7280 EC/H1 over SPI (common between IDP2 and CRD)
+ *
+ * Copyright (c) 2021 Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+ap_ec_spi: &spi10 {
+	status = "okay";
+
+	pinctrl-0 = <&qup_spi10_data_clk>, <&qup_spi10_cs_gpio_init_high>, <&qup_spi10_cs_gpio>;
+	cs-gpios = <&tlmm 43 GPIO_ACTIVE_LOW>;
+
+	cros_ec: ec@0 {
+		compatible = "google,cros-ec-spi";
+		reg = <0>;
+		interrupt-parent = <&tlmm>;
+		interrupts = <18 IRQ_TYPE_LEVEL_LOW>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&ap_ec_int_l>;
+		spi-max-frequency = <3000000>;
+
+		cros_ec_pwm: ec-pwm {
+			compatible = "google,cros-ec-pwm";
+			#pwm-cells = <1>;
+		};
+
+		i2c_tunnel: i2c-tunnel {
+			compatible = "google,cros-ec-i2c-tunnel";
+			google,remote-bus = <0>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+
+		typec {
+			compatible = "google,cros-ec-typec";
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			usb_c0: connector@0 {
+				compatible = "usb-c-connector";
+				reg = <0>;
+				label = "left";
+				power-role = "dual";
+				data-role = "host";
+				try-power-role = "source";
+			};
+
+			usb_c1: connector@1 {
+				compatible = "usb-c-connector";
+				reg = <1>;
+				label = "right";
+				power-role = "dual";
+				data-role = "host";
+				try-power-role = "source";
+			};
+		};
+	};
+};
+
+#include <arm/cros-ec-keyboard.dtsi>
+#include <arm/cros-ec-sbs.dtsi>
+
+ap_h1_spi: &spi14 {
+	status = "okay";
+
+	pinctrl-0 = <&qup_spi14_data_clk>, <&qup_spi14_cs_gpio_init_high>, <&qup_spi14_cs_gpio>;
+	cs-gpios = <&tlmm 59 GPIO_ACTIVE_LOW>;
+
+	cr50: tpm@0 {
+		compatible = "google,cr50";
+		reg = <0>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&h1_ap_int_odl>;
+		spi-max-frequency = <800000>;
+		interrupt-parent = <&tlmm>;
+		interrupts = <104 IRQ_TYPE_EDGE_RISING>;
+	};
+};
+
+&tlmm {
+	ap_ec_int_l: ap-ec-int-l {
+		pins = "gpio18";
+		function = "gpio";
+		input-enable;
+		bias-pull-up;
+	};
+
+	h1_ap_int_odl: h1-ap-int-odl {
+		pins = "gpio104";
+		function = "gpio";
+		input-enable;
+		bias-pull-up;
+	};
+
+	qup_spi10_cs_gpio_init_high: qup-spi10-cs-gpio-init-high {
+		pins = "gpio43";
+		output-high;
+	};
+
+	qup_spi14_cs_gpio_init_high: qup-spi14-cs-gpio-init-high {
+		pins = "gpio59";
+		output-high;
+	};
+};
diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp2.dts b/arch/arm64/boot/dts/qcom/sc7280-idp2.dts
index 3ae99697d893..0382c770650a 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-idp2.dts
+++ b/arch/arm64/boot/dts/qcom/sc7280-idp2.dts
@@ -8,6 +8,7 @@
 /dts-v1/;
 
 #include "sc7280-idp.dtsi"
+#include "sc7280-idp-ec-h1.dtsi"
 
 / {
 	model = "Qualcomm Technologies, Inc. sc7280 IDP SKU2 platform";