Adding required device node for couple of DWC3 controllers
present on msm8996 chipset to enable High speed and Super
speed USB support.
Signed-off-by: Vivek Gautam <vivek.gautam@xxxxxxxxxxxxxx>
---
.../boot/dts/qcom/apq8096-db820c-pmic-pins.dtsi | 24 +++++++++
arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi | 34 +++++++++++++
arch/arm64/boot/dts/qcom/msm8996.dtsi | 57 ++++++++++++++++++++++
3 files changed, 115 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/apq8096-db820c-pmic-pins.dtsi b/arch/arm64/boot/dts/qcom/apq8096-db820c-pmic-pins.dtsi
index b1142c45fdc9..8e379782597a 100644
--- a/arch/arm64/boot/dts/qcom/apq8096-db820c-pmic-pins.dtsi
+++ b/arch/arm64/boot/dts/qcom/apq8096-db820c-pmic-pins.dtsi
@@ -24,4 +24,28 @@
power-source = <PM8994_GPIO_S4>; // 1.8V
};
};
+
+ usb3_vbus_det_gpio: pm8996_gpio22 {
+ pinconf {
+ pins = "gpio22";
+ function = PMIC_GPIO_FUNC_NORMAL;
+ input-enable;
+ bias-pull-down;
+ qcom,drive-strength = <PMIC_GPIO_STRENGTH_NO>;
+ power-source = <PM8994_GPIO_S4>; // 1.8V
+ };
+ };
+};
+
+&pmi8994_gpios {
+ usb2_vbus_det_gpio: pmi8996_gpio6 {
+ pinconf {
+ pins = "gpio6";
+ function = PMIC_GPIO_FUNC_NORMAL;
+ input-enable;
+ bias-pull-down;
+ qcom,drive-strength = <PMIC_GPIO_STRENGTH_NO>;
+ power-source = <PM8994_GPIO_S4>; // 1.8V
+ };
+ };
};
diff --git a/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi b/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi
index a493f797f9f1..271624f567be 100644
--- a/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi
+++ b/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi
@@ -13,6 +13,7 @@
#include "msm8996.dtsi"
#include "pm8994.dtsi"
+#include "pmi8994.dtsi"
#include "apq8096-db820c-pins.dtsi"
#include "apq8096-db820c-pmic-pins.dtsi"
#include <dt-bindings/input/input.h>
@@ -104,6 +105,39 @@
phy@7412000 {
status = "okay";
};
+
+ usb@6a00000 {
+ status = "okay";
+
+ dwc3@6a00000 {
+ extcon = <&usb3_id>;
+ dr_mode = "otg";
+ };
+ };
+
+ usb3_id: usb3-id {
+ compatible = "linux,extcon-usb-gpio";
+ id-gpio = <&pm8994_gpios 22 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&usb3_vbus_det_gpio>;
+ };
+
+ usb@7600000 {
+ status = "okay";
+
+ dwc3@7600000 {
+ extcon = <&usb2_id>;
+ dr_mode = "otg";
+ maximum-speed = "high-speed";
+ };
+ };
+
+ usb2_id: usb2-id {
+ compatible = "linux,extcon-usb-gpio";
+ id-gpio = <&pmi8994_gpios 6 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&usb2_vbus_det_gpio>;
+ };
};
diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi
index 670af2b8d244..bfe7b9723247 100644
--- a/arch/arm64/boot/dts/qcom/msm8996.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi
@@ -767,6 +767,63 @@
nvmem-cells = <&qusb2s_hstx_trim>;
status = "disabled";
};
+
+ usb2: usb@7600000 {
+ compatible = "qcom,dwc3";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ clocks = <&gcc GCC_PERIPH_NOC_USB20_AHB_CLK>,
+ <&gcc GCC_USB20_MASTER_CLK>,
+ <&gcc GCC_USB20_MOCK_UTMI_CLK>,
+ <&gcc GCC_USB20_SLEEP_CLK>,
+ <&gcc GCC_USB_PHY_CFG_AHB2PHY_CLK>;
+
+ assigned-clocks = <&gcc GCC_USB20_MOCK_UTMI_CLK>,
+ <&gcc GCC_USB20_MASTER_CLK>;
+ assigned-clock-rates = <19200000>, <60000000>;
+
+ power-domains = <&gcc USB30_GDSC>;
+ status = "disabled";
+
+ dwc3@7600000 {
+ compatible = "snps,dwc3";
+ reg = <0x7600000 0xcc00>;
+ interrupts = <0 138 0>;
+ phys = <&hsusb_phy2>;
+ phy-names = "usb2-phy";
+ };
+ };
+
+ usb3: usb@6a00000 {
+ compatible = "qcom,dwc3";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ clocks = <&gcc GCC_SYS_NOC_USB3_AXI_CLK>,
+ <&gcc GCC_USB30_MASTER_CLK>,
+ <&gcc GCC_AGGRE2_USB3_AXI_CLK>,
+ <&gcc GCC_USB30_MOCK_UTMI_CLK>,
+ <&gcc GCC_USB30_SLEEP_CLK>,
+ <&gcc GCC_USB_PHY_CFG_AHB2PHY_CLK>;
+
+ assigned-clocks = <&gcc GCC_USB30_MOCK_UTMI_CLK>,
+ <&gcc GCC_USB30_MASTER_CLK>;
+ assigned-clock-rates = <19200000>, <120000000>;
+
+ power-domains = <&gcc USB30_GDSC>;
+ status = "disabled";
+
+ dwc3@6a00000 {
+ compatible = "snps,dwc3";
+ reg = <0x6a00000 0xcc00>;
+ interrupts = <0 131 0>;
+ phys = <&hsusb_phy1>, <&ssusb_phy_0>;
+ phy-names = "usb2-phy", "usb3-phy";
+ };
+ };
};
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