[PATCH] ARM: at91: dts: request only spi cs-gpios used on sama5d3x cpu module
Nicolas Ferre
nicolas.ferre at atmel.com
Fri May 10 06:31:51 EDT 2013
On 10/05/2013 12:30, Nicolas Ferre :
> From: Ludovic Desroches <ludovic.desroches at atmel.com>
>
> Instead of requesting all available spi cs-gpios, request only the ones used on
> the board, in our case on the cpu module.
>
> Signed-off-by: Ludovic Desroches <ludovic.desroches at atmel.com>
> Signed-off-by: Nicolas Ferre <nicolas.ferre at atmel.com>
And stacked on at91-3.10-fixes branch.
> ---
> arch/arm/boot/dts/sama5d3.dtsi | 10 ----------
> arch/arm/boot/dts/sama5d3xcm.dtsi | 4 ++++
> 2 files changed, 4 insertions(+), 10 deletions(-)
>
> diff --git a/arch/arm/boot/dts/sama5d3.dtsi b/arch/arm/boot/dts/sama5d3.dtsi
> index 2e643ea..dee5e2f 100644
> --- a/arch/arm/boot/dts/sama5d3.dtsi
> +++ b/arch/arm/boot/dts/sama5d3.dtsi
> @@ -75,11 +75,6 @@
> compatible = "atmel,at91sam9x5-spi";
> reg = <0xf0004000 0x100>;
> interrupts = <24 4 3>;
> - cs-gpios = <&pioD 13 0
> - &pioD 14 0 /* conflicts with SCK0 and CANRX0 */
> - &pioD 15 0 /* conflicts with CTS0 and CANTX0 */
> - &pioD 16 0 /* conflicts with RTS0 and PWMFI3 */
> - >;
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_spi0>;
> status = "disabled";
> @@ -203,11 +198,6 @@
> compatible = "atmel,at91sam9x5-spi";
> reg = <0xf8008000 0x100>;
> interrupts = <25 4 3>;
> - cs-gpios = <&pioC 25 0
> - &pioC 26 0 /* conflitcs with TWD1 and ISI_D11 */
> - &pioC 27 0 /* conflitcs with TWCK1 and ISI_D10 */
> - &pioC 28 0 /* conflitcs with PWMFI0 and ISI_D9 */
> - >;
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_spi1>;
> status = "disabled";
> diff --git a/arch/arm/boot/dts/sama5d3xcm.dtsi b/arch/arm/boot/dts/sama5d3xcm.dtsi
> index 1f8ed40..b336e77 100644
> --- a/arch/arm/boot/dts/sama5d3xcm.dtsi
> +++ b/arch/arm/boot/dts/sama5d3xcm.dtsi
> @@ -32,6 +32,10 @@
>
> ahb {
> apb {
> + spi0: spi at f0004000 {
> + cs-gpios = <&pioD 13 0>, <0>, <0>, <0>;
> + };
> +
> macb0: ethernet at f0028000 {
> phy-mode = "rgmii";
> };
>
--
Nicolas Ferre
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