[PATCH v3 2/8] ARM: shmobile: r8a7790: Add default PCIe bus clock

[PATCH v3 2/8] ARM: shmobile: r8a7790: Add default PCIe bus clock

[Phil Edworthy]

This patch adds a default PCIe bus clock node.

Signed-off-by: Phil Edworthy <phil.edworthy@renesas.com>
---
v3:
 - By default, disable the PCIe bus clock

v2:
 - Use a default PCIe bus clock in the device's dtsi

 arch/arm/boot/dts/r8a7790.dtsi | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm/boot/dts/r8a7790.dtsi b/arch/arm/boot/dts/r8a7790.dtsi
index 7eb882c..d0520f1 100644
--- a/arch/arm/boot/dts/r8a7790.dtsi
+++ b/arch/arm/boot/dts/r8a7790.dtsi
@@ -487,6 +487,15 @@
 			clock-output-names = "extal";
 		};
 
+		/* External PCIe clock - can be overridden by the board */
+		pcie_bus_clk: pcie_bus_clk {
+			compatible = "fixed-clock";
+			#clock-cells = <0>;
+			clock-frequency = <100000000>;
+			clock-output-names = "pcie_bus";
+			status = "disabled";
+		};
+
 		/*
 		 * The external audio clocks are configured as 0 Hz fixed frequency clocks by
 		 * default. Boards that provide audio clocks should override them.
-- 
2.0.0

Re: [PATCH v3 2/8] ARM: shmobile: r8a7790: Add default PCIe bus clock

[Laurent Pinchart]

Hi Phil,

Thank you for the patch.

On Friday 13 June 2014 10:37:16 Phil Edworthy wrote:
> This patch adds a default PCIe bus clock node.
> 
> Signed-off-by: Phil Edworthy <phil.edworthy@renesas.com>

Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

> ---
> v3:
>  - By default, disable the PCIe bus clock
> 
> v2:
>  - Use a default PCIe bus clock in the device's dtsi
> 
>  arch/arm/boot/dts/r8a7790.dtsi | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/r8a7790.dtsi b/arch/arm/boot/dts/r8a7790.dtsi
> index 7eb882c..d0520f1 100644
> --- a/arch/arm/boot/dts/r8a7790.dtsi
> +++ b/arch/arm/boot/dts/r8a7790.dtsi
> @@ -487,6 +487,15 @@
>  			clock-output-names = "extal";
>  		};
> 
> +		/* External PCIe clock - can be overridden by the board */
> +		pcie_bus_clk: pcie_bus_clk {
> +			compatible = "fixed-clock";
> +			#clock-cells = <0>;
> +			clock-frequency = <100000000>;
> +			clock-output-names = "pcie_bus";
> +			status = "disabled";
> +		};
> +
>  		/*
>  		 * The external audio clocks are configured as 0 Hz fixed frequency
> clocks by * default. Boards that provide audio clocks should override them.

-- 
Regards,

Laurent Pinchart