2023-08-12 17:33:33

by David Heidelberg

Subject: [PATCH] ARM: dts: apq8064: add support to gsbi4 uart

This patch adds support to gsbi4 uart which is used in LG Mako.

Signed-off-by: David Heidelberg <[email protected]>
---
arch/arm/boot/dts/qcom/qcom-apq8064-pins.dtsi | 16 ++++++++++++++++
arch/arm/boot/dts/qcom/qcom-apq8064.dtsi | 12 ++++++++++++
2 files changed, 28 insertions(+)

diff --git a/arch/arm/boot/dts/qcom/qcom-apq8064-pins.dtsi b/arch/arm/boot/dts/qcom/qcom-apq8064-pins.dtsi
index 1f15186dd710..a939b7336506 100644
--- a/arch/arm/boot/dts/qcom/qcom-apq8064-pins.dtsi
+++ b/arch/arm/boot/dts/qcom/qcom-apq8064-pins.dtsi
@@ -233,6 +233,22 @@ pinconf {
};
};

+ gsbi4_uart_pin_a: gsbi4-uart-pin-active {
+ rx {
+ pins = "gpio11";
+ function = "gsbi4";
+ drive-strength = <2>;
+ bias-disable;
+ };
+
+ tx {
+ pins = "gpio10";
+ function = "gsbi4";
+ drive-strength = <4>;
+ bias-disable;
+ };
+ };
+
gsbi6_uart_2pins: gsbi6_uart_2pins {
mux {
pins = "gpio14", "gpio15";
diff --git a/arch/arm/boot/dts/qcom/qcom-apq8064.dtsi b/arch/arm/boot/dts/qcom/qcom-apq8064.dtsi
index 2ab69dd69862..870205028f5c 100644
--- a/arch/arm/boot/dts/qcom/qcom-apq8064.dtsi
+++ b/arch/arm/boot/dts/qcom/qcom-apq8064.dtsi
@@ -547,6 +547,18 @@ gsbi4: gsbi@16300000 {
#size-cells = <1>;
ranges;

+ gsbi4_serial: serial@16340000 {
+ compatible = "qcom,msm-uartdm-v1.3", "qcom,msm-uartdm";
+ reg = <0x16340000 0x100>,
+ <0x16300000 0x3>;
+ interrupts = <GIC_SPI 152 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-0 = <&gsbi4_uart_pin_a>;
+ pinctrl-names = "default";
+ clocks = <&gcc GSBI4_UART_CLK>, <&gcc GSBI4_H_CLK>;
+ clock-names = "core", "iface";
+ status = "disabled";
+ };
+
gsbi4_i2c: i2c@16380000 {
compatible = "qcom,i2c-qup-v1.1.1";
pinctrl-0 = <&i2c4_pins>;
--
2.40.1

2023-08-14 08:47:36

by Krzysztof Kozlowski

Subject: Re: [PATCH] ARM: dts: apq8064: add support to gsbi4 uart

On 12/08/2023 17:52, David Heidelberg wrote:
> This patch adds support to gsbi4 uart which is used in LG Mako.
>
> Signed-off-by: David Heidelberg <[email protected]>
> ---
> arch/arm/boot/dts/qcom/qcom-apq8064-pins.dtsi | 16 ++++++++++++++++
> arch/arm/boot/dts/qcom/qcom-apq8064.dtsi | 12 ++++++++++++
> 2 files changed, 28 insertions(+)
>
> diff --git a/arch/arm/boot/dts/qcom/qcom-apq8064-pins.dtsi b/arch/arm/boot/dts/qcom/qcom-apq8064-pins.dtsi
> index 1f15186dd710..a939b7336506 100644
> --- a/arch/arm/boot/dts/qcom/qcom-apq8064-pins.dtsi
> +++ b/arch/arm/boot/dts/qcom/qcom-apq8064-pins.dtsi
> @@ -233,6 +233,22 @@ pinconf {
> };
> };
>
> + gsbi4_uart_pin_a: gsbi4-uart-pin-active {

-state

> + rx {

rx-pins

to match other bindings, even if these were not converted to DT schema yet.



Best regards,
Krzysztof