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ARM: dts: qcom: msm8974-hammerhead: add USB OTG support 

Add the device tree bindings for USB OTG support. Driver was tested
using on a LG Nexus 5 (hammerhead) phone. This patch is based on work
from Jonathan Marek and from the other msm8974 devices.

Signed-off-by: Brian Masney <masneyb@onstation.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Andy Gross <andy.gross@linaro.org>
This commit is contained in:
Brian Masney 2018-10-31 20:11:49 -04:00 committed by Andy Gross
parent cdd3d64d84
commit fb143fcbb9
2 changed files with 71 additions and 0 deletions
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60
arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts
View File

@ -270,6 +270,16 @@
};
};
i2c1_pins: i2c1 {
mux {
pins = "gpio2", "gpio3";
function = "blsp_i2c1";
drive-strength = <2>;
bias-disable;
};
};
i2c3_pins: i2c3 {
mux {
pins = "gpio10", "gpio11";
@ -396,6 +406,24 @@
};
};
i2c@f9923000 {
status = "ok";
pinctrl-names = "default";
pinctrl-0 = <&i2c1_pins>;
clock-frequency = <100000>;
qcom,src-freq = <50000000>;
charger: bq24192@6b {
compatible = "ti,bq24192";
reg = <0x6b>;
interrupts-extended = <&spmi_bus 0 0xd5 0 IRQ_TYPE_EDGE_FALLING>;
omit-battery-class;
usb_otg_vbus: usb-otg-vbus { };
};
};
i2c@f9925000 {
status = "ok";
pinctrl-names = "default";
@ -413,6 +441,31 @@
amstaos,proximity-diodes = <0>;
};
};
usb@f9a55000 {
status = "ok";
phys = <&usb_hs1_phy>;
phy-select = <&tcsr 0xb000 0>;
extcon = <&charger>, <&usb_id>;
vbus-supply = <&usb_otg_vbus>;
hnp-disable;
srp-disable;
adp-disable;
ulpi {
phy@a {
status = "ok";
v1p8-supply = <&pm8941_l6>;
v3p3-supply = <&pm8941_l24>;
qcom,init-seq = /bits/ 8 <0x1 0x64>;
};
};
};
};
&spmi_bus {
@ -441,6 +494,13 @@
bias-disable;
power-source = <PM8941_GPIO_S3>;
};
otg {
gpio-hog;
gpios = <35 GPIO_ACTIVE_HIGH>;
output-high;
line-name = "otg-gpio";
};
};
};
};

11
arch/arm/boot/dts/qcom-msm8974.dtsi
View File

@ -706,6 +706,17 @@
interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
};
i2c@f9923000 {
status = "disabled";
compatible = "qcom,i2c-qup-v2.1.1";
reg = <0xf9923000 0x1000>;
interrupts = <0 95 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&gcc GCC_BLSP1_QUP1_I2C_APPS_CLK>, <&gcc GCC_BLSP1_AHB_CLK>;
clock-names = "core", "iface";
#address-cells = <1>;
#size-cells = <0>;
};
i2c@f9924000 {
status = "disabled";
compatible = "qcom,i2c-qup-v2.1.1";