diff mbox series

[v7,4/7] dt-bindings: mediatek: add rdma_fifo_size description for mt8183 display

Message ID 1595469798-3824-5-git-send-email-yongqiang.niu@mediatek.com (mailing list archive)
State New, archived
Headers show
Series add drm support for MT8183 | expand

Commit Message

Yongqiang Niu July 23, 2020, 2:03 a.m. UTC
Update device tree binding document for rdma_fifo_size

Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com>
---
 .../devicetree/bindings/display/mediatek/mediatek,disp.txt | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

Comments

Matthias Brugger July 23, 2020, 3:41 p.m. UTC | #1
On 23/07/2020 04:03, Yongqiang Niu wrote:
> Update device tree binding document for rdma_fifo_size
> 

Please explain better what you are doing in the patch.
Also DT binding patches should normally go as the first of a series, as this 
helps Rob to review them.

Regards,
Matthias

> Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com>
> ---
>   .../devicetree/bindings/display/mediatek/mediatek,disp.txt | 14 ++++++++++++++
>   1 file changed, 14 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt
> index b91e709..e6bbe32 100644
> --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt
> +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt
> @@ -66,6 +66,11 @@ Required properties (DMA function blocks):
>     argument, see Documentation/devicetree/bindings/iommu/mediatek,iommu.txt
>     for details.
>   
> +Optional properties (RDMA function blocks):
> +- mediatek,rdma_fifo_size: rdma fifo size may be different even in same SOC, add this
> +  property to the corresponding rdma
> +  the value is the Max value which defined in hardware data sheet.
> +
>   Examples:
>   
>   mmsys: clock-controller@14000000 {
> @@ -207,3 +212,12 @@ od@14023000 {
>   	power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>;
>   	clocks = <&mmsys CLK_MM_DISP_OD>;
>   };
> +
> +rdma1: rdma@1400c000 {
> +	compatible = "mediatek,mt8183-disp-rdma";
> +	reg = <0 0x1400c000 0 0x1000>;
> +	interrupts = <GIC_SPI 229 IRQ_TYPE_LEVEL_LOW>;
> +	power-domains = <&scpsys MT8183_POWER_DOMAIN_DISP>;
> +	clocks = <&mmsys CLK_MM_DISP_RDMA1>;
> +	mediatek,rdma_fifo_size = <2048>;
> +};
>
Rob Herring (Arm) July 23, 2020, 4:59 p.m. UTC | #2
On Thu, Jul 23, 2020 at 10:03:15AM +0800, Yongqiang Niu wrote:
> Update device tree binding document for rdma_fifo_size
> 
> Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com>
> ---
>  .../devicetree/bindings/display/mediatek/mediatek,disp.txt | 14 ++++++++++++++
>  1 file changed, 14 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt
> index b91e709..e6bbe32 100644
> --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt
> +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt
> @@ -66,6 +66,11 @@ Required properties (DMA function blocks):
>    argument, see Documentation/devicetree/bindings/iommu/mediatek,iommu.txt
>    for details.
>  
> +Optional properties (RDMA function blocks):
> +- mediatek,rdma_fifo_size: rdma fifo size may be different even in same SOC, add this

s/_/-/

> +  property to the corresponding rdma
> +  the value is the Max value which defined in hardware data sheet.
> +
>  Examples:
>  
>  mmsys: clock-controller@14000000 {
> @@ -207,3 +212,12 @@ od@14023000 {
>  	power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>;
>  	clocks = <&mmsys CLK_MM_DISP_OD>;
>  };
> +
> +rdma1: rdma@1400c000 {
> +	compatible = "mediatek,mt8183-disp-rdma";
> +	reg = <0 0x1400c000 0 0x1000>;
> +	interrupts = <GIC_SPI 229 IRQ_TYPE_LEVEL_LOW>;
> +	power-domains = <&scpsys MT8183_POWER_DOMAIN_DISP>;
> +	clocks = <&mmsys CLK_MM_DISP_RDMA1>;
> +	mediatek,rdma_fifo_size = <2048>;
> +};
> -- 
> 1.8.1.1.dirty
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt
index b91e709..e6bbe32 100644
--- a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt
@@ -66,6 +66,11 @@  Required properties (DMA function blocks):
   argument, see Documentation/devicetree/bindings/iommu/mediatek,iommu.txt
   for details.
 
+Optional properties (RDMA function blocks):
+- mediatek,rdma_fifo_size: rdma fifo size may be different even in same SOC, add this
+  property to the corresponding rdma
+  the value is the Max value which defined in hardware data sheet.
+
 Examples:
 
 mmsys: clock-controller@14000000 {
@@ -207,3 +212,12 @@  od@14023000 {
 	power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>;
 	clocks = <&mmsys CLK_MM_DISP_OD>;
 };
+
+rdma1: rdma@1400c000 {
+	compatible = "mediatek,mt8183-disp-rdma";
+	reg = <0 0x1400c000 0 0x1000>;
+	interrupts = <GIC_SPI 229 IRQ_TYPE_LEVEL_LOW>;
+	power-domains = <&scpsys MT8183_POWER_DOMAIN_DISP>;
+	clocks = <&mmsys CLK_MM_DISP_RDMA1>;
+	mediatek,rdma_fifo_size = <2048>;
+};