On Fri, Jun 09, 2017 at 11:59:33AM +0900, Hoegeun Kwon wrote:
> It should be connected to OF graph between fimd and dsi.
> Add the OF graph between fimd and dsi.
I need more explanation why this is needed. What happens without this?
What issue is fixed here?
What about Exynos5250 and Exynos5420? I think we do not have a board in
mainline using FIMD but maybe this should be added just for correct
hardware description?
Best regards,
Krzysztof
>
> Signed-off-by: Hoegeun Kwon <hoegeun.kwon@xxxxxxxxxxx>
> ---
> arch/arm/boot/dts/exynos3250.dtsi | 26 ++++++++++++++++++++++++++
> arch/arm/boot/dts/exynos4.dtsi | 26 ++++++++++++++++++++++++++
> 2 files changed, 52 insertions(+)
>
> diff --git a/arch/arm/boot/dts/exynos3250.dtsi b/arch/arm/boot/dts/exynos3250.dtsi
> index 590ee44..22d523f 100644
> --- a/arch/arm/boot/dts/exynos3250.dtsi
> +++ b/arch/arm/boot/dts/exynos3250.dtsi
> @@ -311,6 +311,19 @@
> iommus = <&sysmmu_fimd0>;
> samsung,sysreg = <&sys_reg>;
> status = "disabled";
> +
> + ports {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + port@0 {
> + reg = <0>;
> + fimd_to_dsi: endpoint {
> + remote-endpoint =
> + <&dsi_to_fimd>;
> + };
> + };
> + };
> };
>
> dsi_0: dsi@11C80000 {
> @@ -326,6 +339,19 @@
> #address-cells = <1>;
> #size-cells = <0>;
> status = "disabled";
> +
> + ports {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + port@0 {
> + reg = <0>;
> + dsi_to_fimd: endpoint {
> + remote-endpoint =
> + <&fimd_to_dsi>;
> + };
> + };
> + };
> };
>
> sysmmu_fimd0: sysmmu@11E20000 {
> diff --git a/arch/arm/boot/dts/exynos4.dtsi b/arch/arm/boot/dts/exynos4.dtsi
> index 497a947..773d392 100644
> --- a/arch/arm/boot/dts/exynos4.dtsi
> +++ b/arch/arm/boot/dts/exynos4.dtsi
> @@ -193,6 +193,19 @@
> status = "disabled";
> #address-cells = <1>;
> #size-cells = <0>;
> +
> + ports {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + port@0 {
> + reg = <0>;
> + dsi_to_fimd: endpoint {
> + remote-endpoint =
> + <&fimd_to_dsi>;
> + };
> + };
> + };
> };
>
> camera {
> @@ -715,6 +728,19 @@
> iommus = <&sysmmu_fimd0>;
> samsung,sysreg = <&sys_reg>;
> status = "disabled";
> +
> + ports {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + port@0 {
> + reg = <0>;
> + fimd_to_dsi: endpoint {
> + remote-endpoint =
> + <&dsi_to_fimd>;
> + };
> + };
> + };
> };
>
> tmu: tmu@100C0000 {
> --
> 1.9.1
>
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