[PATCH v4 3/7] ARM64: dts: meson-gx: use stable UART bindings with correct gate clock

Jerome Brunet jbrunet at baylibre.com
Mon Jun 12 02:40:14 PDT 2017


On Fri, 2017-06-09 at 11:49 +0200, Neil Armstrong wrote:
> From: Helmut Klein <hgkr.klein at gmail.com>
> 
> This patch switches to the stable UART bindings but also add the correct
> gate clock to the non-AO UART nodes for GXBB and GXL SoCs.
> 
> Signed-off-by: Helmut Klein <hgkr.klein at gmail.com>
> Signed-off-by: Neil Armstrong <narmstrong at baylibre.com>

Looks Good

Acked-by: Jerome Brunet <jbrunet at baylibre.com>

> ---
>  arch/arm64/boot/dts/amlogic/meson-gx.dtsi   | 12 +++++-------
>  arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi | 25 +++++++++++++++++++++++++
>  arch/arm64/boot/dts/amlogic/meson-gxl.dtsi  | 25 +++++++++++++++++++++++++
>  3 files changed, 55 insertions(+), 7 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
> b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
> index 436b875..d2b8d52 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
> +++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
> @@ -225,7 +225,7 @@
>  			};
>  
>  			uart_A: serial at 84c0 {
> -				compatible = "amlogic,meson-uart";
> +				compatible = "amlogic,meson-gx-uart";
>  				reg = <0x0 0x84c0 0x0 0x14>;
>  				interrupts = <GIC_SPI 26
> IRQ_TYPE_EDGE_RISING>;
>  				clocks = <&xtal>;
> @@ -233,7 +233,7 @@
>  			};
>  
>  			uart_B: serial at 84dc {
> -				compatible = "amlogic,meson-uart";
> +				compatible = "amlogic,meson-gx-uart";
>  				reg = <0x0 0x84dc 0x0 0x14>;
>  				interrupts = <GIC_SPI 75
> IRQ_TYPE_EDGE_RISING>;
>  				clocks = <&xtal>;
> @@ -279,7 +279,7 @@
>  			};
>  
>  			uart_C: serial at 8700 {
> -				compatible = "amlogic,meson-uart";
> +				compatible = "amlogic,meson-gx-uart";
>  				reg = <0x0 0x8700 0x0 0x14>;
>  				interrupts = <GIC_SPI 93
> IRQ_TYPE_EDGE_RISING>;
>  				clocks = <&xtal>;
> @@ -366,18 +366,16 @@
>  			};
>  
>  			uart_AO: serial at 4c0 {
> -				compatible = "amlogic,meson-uart";
> +				compatible = "amlogic,meson-gx-uart",
> "amlogic,meson-ao-uart";
>  				reg = <0x0 0x004c0 0x0 0x14>;
>  				interrupts = <GIC_SPI 193
> IRQ_TYPE_EDGE_RISING>;
> -				clocks = <&xtal>;
>  				status = "disabled";
>  			};
>  
>  			uart_AO_B: serial at 4e0 {
> -				compatible = "amlogic,meson-uart";
> +				compatible = "amlogic,meson-gx-uart",
> "amlogic,meson-ao-uart";
>  				reg = <0x0 0x004e0 0x0 0x14>;
>  				interrupts = <GIC_SPI 197
> IRQ_TYPE_EDGE_RISING>;
> -				clocks = <&xtal>;
>  				status = "disabled";
>  			};
>  
> diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
> b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
> index dbd300f..1ae8da7 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
> +++ b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
> @@ -675,6 +675,31 @@
>  	clocks = <&clkc CLKID_SPI>;
>  };
>  
> +&uart_A {
> +	clocks = <&xtal>, <&clkc CLKID_UART0>, <&xtal>;
> +	clock-names = "xtal", "pclk", "baud";
> +};
> +
> +&uart_AO {
> +	clocks = <&xtal>, <&clkc CLKID_CLK81>, <&xtal>;
> +	clock-names = "xtal", "pclk", "baud";
> +};
> +
> +&uart_AO_B {
> +	clocks = <&xtal>, <&clkc CLKID_CLK81>, <&xtal>;
> +	clock-names = "xtal", "pclk", "baud";
> +};
> +
> +&uart_B {
> +	clocks = <&xtal>, <&clkc CLKID_UART1>, <&xtal>;
> +	clock-names = "xtal", "core", "baud";
> +};
> +
> +&uart_C {
> +	clocks = <&xtal>, <&clkc CLKID_UART2>, <&xtal>;
> +	clock-names = "xtal", "core", "baud";
> +};
> +
>  &vpu {
>  	compatible = "amlogic,meson-gxbb-vpu", "amlogic,meson-gx-vpu";
>  };
> diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
> b/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
> index 4dfc22b..0c601f8 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
> +++ b/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
> @@ -616,6 +616,31 @@
>  	clocks = <&clkc CLKID_SPI>;
>  };
>  
> +&uart_A {
> +	clocks = <&xtal>, <&clkc CLKID_UART0>, <&xtal>;
> +	clock-names = "xtal", "core", "baud";
> +};
> +
> +&uart_AO {
> +	clocks = <&xtal>, <&clkc CLKID_CLK81>, <&xtal>;
> +	clock-names = "xtal", "pclk", "baud";
> +};
> +
> +&uart_AO_B {
> +	clocks = <&xtal>, <&clkc CLKID_CLK81>, <&xtal>;
> +	clock-names = "xtal", "pclk", "baud";
> +};
> +
> +&uart_B {
> +	clocks = <&xtal>, <&clkc CLKID_UART1>, <&xtal>;
> +	clock-names = "xtal", "core", "baud";
> +};
> +
> +&uart_C {
> +	clocks = <&xtal>, <&clkc CLKID_UART2>, <&xtal>;
> +	clock-names = "xtal", "core", "baud";
> +};
> +
>  &vpu {
>  	compatible = "amlogic,meson-gxl-vpu", "amlogic,meson-gx-vpu";
>  };




More information about the linux-amlogic mailing list