2020-11-10 14:29:42

by Amelie Delaunay

Subject: [PATCH 2/2] ARM: dts: stm32: fix dmamux reg property on stm32h743

Reg property length should cover all DMAMUX_CxCR registers.
DMAMUX_CxCR Address offset: 0x000 + 0x04 * x (x = 0 to 15), so latest
offset is at 0x3c, so length should be 0x40.

Signed-off-by: Amelie Delaunay <[email protected]>
---
arch/arm/boot/dts/stm32h743.dtsi | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/stm32h743.dtsi b/arch/arm/boot/dts/stm32h743.dtsi
index 7febe19e780d..b083afd0ebd6 100644
--- a/arch/arm/boot/dts/stm32h743.dtsi
+++ b/arch/arm/boot/dts/stm32h743.dtsi
@@ -274,7 +274,7 @@

dmamux1: dma-router@40020800 {
compatible = "st,stm32h7-dmamux";
- reg = <0x40020800 0x1c>;
+ reg = <0x40020800 0x40>;
#dma-cells = <3>;
dma-channels = <16>;
dma-requests = <128>;
--
2.17.1

2020-11-17 09:51:02

by Alexandre Torgue

Subject: Re: [PATCH 2/2] ARM: dts: stm32: fix dmamux reg property on stm32h743

Hi,

On 11/10/20 3:27 PM, Amelie Delaunay wrote:
> Reg property length should cover all DMAMUX_CxCR registers.
> DMAMUX_CxCR Address offset: 0x000 + 0x04 * x (x = 0 to 15), so latest
> offset is at 0x3c, so length should be 0x40.
>
> Signed-off-by: Amelie Delaunay <[email protected]>
> ---
> arch/arm/boot/dts/stm32h743.dtsi | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/boot/dts/stm32h743.dtsi b/arch/arm/boot/dts/stm32h743.dtsi
> index 7febe19e780d..b083afd0ebd6 100644
> --- a/arch/arm/boot/dts/stm32h743.dtsi
> +++ b/arch/arm/boot/dts/stm32h743.dtsi
> @@ -274,7 +274,7 @@
>
> dmamux1: dma-router@40020800 {
> compatible = "st,stm32h7-dmamux";
> - reg = <0x40020800 0x1c>;
> + reg = <0x40020800 0x40>;
> #dma-cells = <3>;
> dma-channels = <16>;
> dma-requests = <128>;
>

Series applied on stm32-next.

Regards
Alex