[PATCH v5 07/14] riscv: dts: microchip: add mpfs specific macb reset support

Conor Dooley conor.dooley at microchip.com
Tue Mar 7 07:16:17 PST 2023


On Fri, Sep 09, 2022 at 01:31:16PM +0100, Conor Dooley wrote:
> The macb on PolarFire SoC has reset support which the generic compatible
> does not use. Add the newly introduced MPFS specific compatible as the
> primary compatible to avail of this support & wire up the reset to the
> clock controllers devicetree entry.
> 
> Reviewed-by: Daire McNamara <daire.mcnamara at microchip.com>
> Signed-off-by: Conor Dooley <conor.dooley at microchip.com>

Somehow I lost my own patch between the cracks..
I've gone and applied it now as v6.4 content:
https://git.kernel.org/conor/c/0e9b70c1e3623fa110fb6be553e644524228ef60

Cheers,
Conor.

> ---
>  arch/riscv/boot/dts/microchip/mpfs.dtsi | 7 +++++--
>  1 file changed, 5 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/riscv/boot/dts/microchip/mpfs.dtsi b/arch/riscv/boot/dts/microchip/mpfs.dtsi
> index 499c2e63ad35..ae5839534d9c 100644
> --- a/arch/riscv/boot/dts/microchip/mpfs.dtsi
> +++ b/arch/riscv/boot/dts/microchip/mpfs.dtsi
> @@ -234,6 +234,7 @@ clkcfg: clkcfg at 20002000 {
>  			reg = <0x0 0x20002000 0x0 0x1000>, <0x0 0x3E001000 0x0 0x1000>;
>  			clocks = <&refclk>;
>  			#clock-cells = <1>;
> +			#reset-cells = <1>;
>  		};
>  
>  		mmuart0: serial at 20000000 {
> @@ -383,7 +384,7 @@ can1: can at 2010d000 {
>  		};
>  
>  		mac0: ethernet at 20110000 {
> -			compatible = "cdns,macb";
> +			compatible = "microchip,mpfs-macb", "cdns,macb";
>  			reg = <0x0 0x20110000 0x0 0x2000>;
>  			#address-cells = <1>;
>  			#size-cells = <0>;
> @@ -392,11 +393,12 @@ mac0: ethernet at 20110000 {
>  			local-mac-address = [00 00 00 00 00 00];
>  			clocks = <&clkcfg CLK_MAC0>, <&clkcfg CLK_AHB>;
>  			clock-names = "pclk", "hclk";
> +			resets = <&clkcfg CLK_MAC0>;
>  			status = "disabled";
>  		};
>  
>  		mac1: ethernet at 20112000 {
> -			compatible = "cdns,macb";
> +			compatible = "microchip,mpfs-macb", "cdns,macb";
>  			reg = <0x0 0x20112000 0x0 0x2000>;
>  			#address-cells = <1>;
>  			#size-cells = <0>;
> @@ -405,6 +407,7 @@ mac1: ethernet at 20112000 {
>  			local-mac-address = [00 00 00 00 00 00];
>  			clocks = <&clkcfg CLK_MAC1>, <&clkcfg CLK_AHB>;
>  			clock-names = "pclk", "hclk";
> +			resets = <&clkcfg CLK_MAC1>;
>  			status = "disabled";
>  		};
>  
> -- 
> 2.36.1
> 
> 
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 228 bytes
Desc: not available
URL: <http://lists.infradead.org/pipermail/linux-riscv/attachments/20230307/78395411/attachment.sig>


More information about the linux-riscv mailing list