Re: [3/4] ARM: dts: Add UART2 dt node for Exynos3250 SoC

Pankaj Dubey
2015-08-17T03:33:48Z

Hi Chanwoo,

Similar patch was posted here[1].

[1]:
http://lists.infradead.org/pipermail/linux-arm-kernel/2014-September/291023.html

Thanks,
Pankaj Dubey

On Tuesday 11 August 2015 09:16 AM, Chanwoo Choi wrote:
> This patch add the uart2 devicetree node for Exynos3250 SoC.
>
> Cc: Kukjin Kim <kgene@kernel.org>
> Cc: Krzysztof Kozlowski <k.kozlowski@samsung.com>
> Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
> Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
>
> ---
> arch/arm/boot/dts/exynos3250-pinctrl.dtsi | 7 +++++++
> arch/arm/boot/dts/exynos3250.dtsi | 12 ++++++++++++
> 2 files changed, 19 insertions(+)
>
> diff --git a/arch/arm/boot/dts/exynos3250-pinctrl.dtsi b/arch/arm/boot/dts/exynos3250-pinctrl.dtsi
> index 5ab81c39e2c9..eac1d21c10d4 100644
> --- a/arch/arm/boot/dts/exynos3250-pinctrl.dtsi
> +++ b/arch/arm/boot/dts/exynos3250-pinctrl.dtsi
> @@ -120,6 +120,13 @@
> samsung,pin-drv = <0>;
> };
>
> + uart2_data: uart2-data {
> + samsung,pins = "gpa1-0", "gpa1-1";
> + samsung,pin-function = <2>;
> + samsung,pin-pud = <0>;
> + samsung,pin-drv = <0>;
> + };
> +
> i2c3_bus: i2c3-bus {
> samsung,pins = "gpa1-2", "gpa1-3";
> samsung,pin-function = <3>;
> diff --git a/arch/arm/boot/dts/exynos3250.dtsi b/arch/arm/boot/dts/exynos3250.dtsi
> index 2db99433e17f..02f3250766c9 100644
> --- a/arch/arm/boot/dts/exynos3250.dtsi
> +++ b/arch/arm/boot/dts/exynos3250.dtsi
> @@ -42,6 +42,7 @@
> i2c7 = &i2c_7;
> serial0 = &serial_0;
> serial1 = &serial_1;
> + serial2 = &serial_2;
> };
>
> cpus {
> @@ -435,6 +436,17 @@
> status = "disabled";
> };
>
> + serial_2: serial@13820000 {
> + compatible = "samsung,exynos4210-uart";
> + reg = <0x13820000 0x100>;
> + interrupts = <0 111 0>;
> + clocks = <&cmu CLK_UART2>, <&cmu CLK_SCLK_UART2>;
> + clock-names = "uart", "clk_uart_baud0";
> + pinctrl-names = "default";
> + pinctrl-0 = <&uart2_data>;
> + status = "disabled";
> + };
> +
> i2c_0: i2c@13860000 {
> #address-cells = <1>;
> #size-cells = <0>;
>