Hi Laurent,
On 29/11/2018 12:43, Laurent Pinchart wrote:
> Hi Geert,
>
> Thank you for the patch.
>
> On Thursday, 29 November 2018 12:58:50 EET Geert Uytterhoeven wrote:
>> Using overlay sugar syntax makes the DTS files easier to read (and
>> write).
>>
>> Overlay syntactic sugar for generating target-path fragments is
>> supported by the version of dtc supplied with the kernel since commit
>> 50aafd60898a8b3e ("scripts/dtc: Update to upstream version
>> v1.4.6-21-g84e414b0b5bc").
>>
>> Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
>> ---
>> The generated dtbs before/after are identical.
>
> I was going to ask whether you had tested the patch, but this should be good
> enough :-)
>
> The result is nicer to read, thanks.
>
I agree!
FWIW:
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@xxxxxxxxxxxxxxxx>
> Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
>
> and taken in my tree.
I was hoping to reference this patch - but I can't see it in a tree
anywhere.
Is there a branch/repo that this is available in now?
--
Regards
Kieran
>
>> ---
>> .../drm/rcar-du/rcar_du_of_lvds_r8a7790.dts | 93 +++++++++----------
>> .../drm/rcar-du/rcar_du_of_lvds_r8a7791.dts | 53 +++++------
>> .../drm/rcar-du/rcar_du_of_lvds_r8a7793.dts | 53 +++++------
>> .../drm/rcar-du/rcar_du_of_lvds_r8a7795.dts | 53 +++++------
>> .../drm/rcar-du/rcar_du_of_lvds_r8a7796.dts | 53 +++++------
>> 5 files changed, 135 insertions(+), 170 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/rcar-du/rcar_du_of_lvds_r8a7790.dts
>> b/drivers/gpu/drm/rcar-du/rcar_du_of_lvds_r8a7790.dts index
>> 579753e04f3b3712..8bee4e787a0ab4eb 100644
>> --- a/drivers/gpu/drm/rcar-du/rcar_du_of_lvds_r8a7790.dts
>> +++ b/drivers/gpu/drm/rcar-du/rcar_du_of_lvds_r8a7790.dts
>> @@ -7,70 +7,63 @@
>>
>> /dts-v1/;
>> /plugin/;
>> -/ {
>> - fragment@0 {
>> - target-path = "/";
>> - __overlay__ {
>> - #address-cells = <2>;
>> - #size-cells = <2>;
>>
>> - lvds@feb90000 {
>> - compatible = "renesas,r8a7790-lvds";
>> - reg = <0 0xfeb90000 0 0x1c>;
>> +&{/} {
>> + #address-cells = <2>;
>> + #size-cells = <2>;
>>
>> - ports {
>> - #address-cells = <1>;
>> - #size-cells = <0>;
>> + lvds@feb90000 {
>> + compatible = "renesas,r8a7790-lvds";
>> + reg = <0 0xfeb90000 0 0x1c>;
>>
>> - port@0 {
>> - reg = <0>;
>> - lvds0_input: endpoint {
>> - };
>> - };
>> - port@1 {
>> - reg = <1>;
>> - lvds0_out: endpoint {
>> - };
>> - };
>> + ports {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> +
>> + port@0 {
>> + reg = <0>;
>> + lvds0_input: endpoint {
>> };
>> };
>> -
>> - lvds@feb94000 {
>> - compatible = "renesas,r8a7790-lvds";
>> - reg = <0 0xfeb94000 0 0x1c>;
>> -
>> - ports {
>> - #address-cells = <1>;
>> - #size-cells = <0>;
>> -
>> - port@0 {
>> - reg = <0>;
>> - lvds1_input: endpoint {
>> - };
>> - };
>> - port@1 {
>> - reg = <1>;
>> - lvds1_out: endpoint {
>> - };
>> - };
>> + port@1 {
>> + reg = <1>;
>> + lvds0_out: endpoint {
>> };
>> };
>> };
>> };
>>
>> - fragment@1 {
>> - target-path = "/display@feb00000/ports";
>> - __overlay__ {
>> - port@1 {
>> - endpoint {
>> - remote-endpoint = <&lvds0_input>;
>> + lvds@feb94000 {
>> + compatible = "renesas,r8a7790-lvds";
>> + reg = <0 0xfeb94000 0 0x1c>;
>> +
>> + ports {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> +
>> + port@0 {
>> + reg = <0>;
>> + lvds1_input: endpoint {
>> };
>> };
>> - port@2 {
>> - endpoint {
>> - remote-endpoint = <&lvds1_input>;
>> + port@1 {
>> + reg = <1>;
>> + lvds1_out: endpoint {
>> };
>> };
>> };
>> };
>> };
>> +
>> +&{/display@feb00000/ports} {
>> + port@1 {
>> + endpoint {
>> + remote-endpoint = <&lvds0_input>;
>> + };
>> + };
>> + port@2 {
>> + endpoint {
>> + remote-endpoint = <&lvds1_input>;
>> + };
>> + };
>> +};
>> diff --git a/drivers/gpu/drm/rcar-du/rcar_du_of_lvds_r8a7791.dts
>> b/drivers/gpu/drm/rcar-du/rcar_du_of_lvds_r8a7791.dts index
>> cb9da1f3942b5b30..92c0509971ec3df5 100644
>> --- a/drivers/gpu/drm/rcar-du/rcar_du_of_lvds_r8a7791.dts
>> +++ b/drivers/gpu/drm/rcar-du/rcar_du_of_lvds_r8a7791.dts
>> @@ -7,44 +7,37 @@
>>
>> /dts-v1/;
>> /plugin/;
>> -/ {
>> - fragment@0 {
>> - target-path = "/";
>> - __overlay__ {
>> - #address-cells = <2>;
>> - #size-cells = <2>;
>>
>> - lvds@feb90000 {
>> - compatible = "renesas,r8a7791-lvds";
>> - reg = <0 0xfeb90000 0 0x1c>;
>> +&{/} {
>> + #address-cells = <2>;
>> + #size-cells = <2>;
>>
>> - ports {
>> - #address-cells = <1>;
>> - #size-cells = <0>;
>> + lvds@feb90000 {
>> + compatible = "renesas,r8a7791-lvds";
>> + reg = <0 0xfeb90000 0 0x1c>;
>>
>> - port@0 {
>> - reg = <0>;
>> - lvds0_input: endpoint {
>> - };
>> - };
>> - port@1 {
>> - reg = <1>;
>> - lvds0_out: endpoint {
>> - };
>> - };
>> + ports {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> +
>> + port@0 {
>> + reg = <0>;
>> + lvds0_input: endpoint {
>> };
>> };
>> - };
>> - };
>> -
>> - fragment@1 {
>> - target-path = "/display@feb00000/ports";
>> - __overlay__ {
>> port@1 {
>> - endpoint {
>> - remote-endpoint = <&lvds0_input>;
>> + reg = <1>;
>> + lvds0_out: endpoint {
>> };
>> };
>> };
>> };
>> };
>> +
>> +&{/display@feb00000/ports} {
>> + port@1 {
>> + endpoint {
>> + remote-endpoint = <&lvds0_input>;
>> + };
>> + };
>> +};
>> diff --git a/drivers/gpu/drm/rcar-du/rcar_du_of_lvds_r8a7793.dts
>> b/drivers/gpu/drm/rcar-du/rcar_du_of_lvds_r8a7793.dts index
>> e7b8804dc3c1a1c5..c8b93f21de0fbb8e 100644
>> --- a/drivers/gpu/drm/rcar-du/rcar_du_of_lvds_r8a7793.dts
>> +++ b/drivers/gpu/drm/rcar-du/rcar_du_of_lvds_r8a7793.dts
>> @@ -7,44 +7,37 @@
>>
>> /dts-v1/;
>> /plugin/;
>> -/ {
>> - fragment@0 {
>> - target-path = "/";
>> - __overlay__ {
>> - #address-cells = <2>;
>> - #size-cells = <2>;
>>
>> - lvds@feb90000 {
>> - compatible = "renesas,r8a7793-lvds";
>> - reg = <0 0xfeb90000 0 0x1c>;
>> +&{/} {
>> + #address-cells = <2>;
>> + #size-cells = <2>;
>>
>> - ports {
>> - #address-cells = <1>;
>> - #size-cells = <0>;
>> + lvds@feb90000 {
>> + compatible = "renesas,r8a7793-lvds";
>> + reg = <0 0xfeb90000 0 0x1c>;
>>
>> - port@0 {
>> - reg = <0>;
>> - lvds0_input: endpoint {
>> - };
>> - };
>> - port@1 {
>> - reg = <1>;
>> - lvds0_out: endpoint {
>> - };
>> - };
>> + ports {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> +
>> + port@0 {
>> + reg = <0>;
>> + lvds0_input: endpoint {
>> };
>> };
>> - };
>> - };
>> -
>> - fragment@1 {
>> - target-path = "/display@feb00000/ports";
>> - __overlay__ {
>> port@1 {
>> - endpoint {
>> - remote-endpoint = <&lvds0_input>;
>> + reg = <1>;
>> + lvds0_out: endpoint {
>> };
>> };
>> };
>> };
>> };
>> +
>> +&{/display@feb00000/ports} {
>> + port@1 {
>> + endpoint {
>> + remote-endpoint = <&lvds0_input>;
>> + };
>> + };
>> +};
>> diff --git a/drivers/gpu/drm/rcar-du/rcar_du_of_lvds_r8a7795.dts
>> b/drivers/gpu/drm/rcar-du/rcar_du_of_lvds_r8a7795.dts index
>> a1327443e6fa4d31..16c2d03cb016c470 100644
>> --- a/drivers/gpu/drm/rcar-du/rcar_du_of_lvds_r8a7795.dts
>> +++ b/drivers/gpu/drm/rcar-du/rcar_du_of_lvds_r8a7795.dts
>> @@ -7,44 +7,37 @@
>>
>> /dts-v1/;
>> /plugin/;
>> -/ {
>> - fragment@0 {
>> - target-path = "/soc";
>> - __overlay__ {
>> - #address-cells = <2>;
>> - #size-cells = <2>;
>>
>> - lvds@feb90000 {
>> - compatible = "renesas,r8a7795-lvds";
>> - reg = <0 0xfeb90000 0 0x14>;
>> +&{/soc} {
>> + #address-cells = <2>;
>> + #size-cells = <2>;
>>
>> - ports {
>> - #address-cells = <1>;
>> - #size-cells = <0>;
>> + lvds@feb90000 {
>> + compatible = "renesas,r8a7795-lvds";
>> + reg = <0 0xfeb90000 0 0x14>;
>>
>> - port@0 {
>> - reg = <0>;
>> - lvds0_input: endpoint {
>> - };
>> - };
>> - port@1 {
>> - reg = <1>;
>> - lvds0_out: endpoint {
>> - };
>> - };
>> + ports {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> +
>> + port@0 {
>> + reg = <0>;
>> + lvds0_input: endpoint {
>> + };
>> + };
>> + port@1 {
>> + reg = <1>;
>> + lvds0_out: endpoint {
>> };
>> };
>> };
>> };
>> +};
>>
>> - fragment@1 {
>> - target-path = "/soc/display@feb00000/ports";
>> - __overlay__ {
>> - port@3 {
>> - endpoint {
>> - remote-endpoint = <&lvds0_input>;
>> - };
>> - };
>> +&{/soc/display@feb00000/ports} {
>> + port@3 {
>> + endpoint {
>> + remote-endpoint = <&lvds0_input>;
>> };
>> };
>> };
>> diff --git a/drivers/gpu/drm/rcar-du/rcar_du_of_lvds_r8a7796.dts
>> b/drivers/gpu/drm/rcar-du/rcar_du_of_lvds_r8a7796.dts index
>> b23d6466c4152b6f..680e923ac036c932 100644
>> --- a/drivers/gpu/drm/rcar-du/rcar_du_of_lvds_r8a7796.dts
>> +++ b/drivers/gpu/drm/rcar-du/rcar_du_of_lvds_r8a7796.dts
>> @@ -7,44 +7,37 @@
>>
>> /dts-v1/;
>> /plugin/;
>> -/ {
>> - fragment@0 {
>> - target-path = "/soc";
>> - __overlay__ {
>> - #address-cells = <2>;
>> - #size-cells = <2>;
>>
>> - lvds@feb90000 {
>> - compatible = "renesas,r8a7796-lvds";
>> - reg = <0 0xfeb90000 0 0x14>;
>> +&{/soc} {
>> + #address-cells = <2>;
>> + #size-cells = <2>;
>>
>> - ports {
>> - #address-cells = <1>;
>> - #size-cells = <0>;
>> + lvds@feb90000 {
>> + compatible = "renesas,r8a7796-lvds";
>> + reg = <0 0xfeb90000 0 0x14>;
>>
>> - port@0 {
>> - reg = <0>;
>> - lvds0_input: endpoint {
>> - };
>> - };
>> - port@1 {
>> - reg = <1>;
>> - lvds0_out: endpoint {
>> - };
>> - };
>> + ports {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> +
>> + port@0 {
>> + reg = <0>;
>> + lvds0_input: endpoint {
>> + };
>> + };
>> + port@1 {
>> + reg = <1>;
>> + lvds0_out: endpoint {
>> };
>> };
>> };
>> };
>> +};
>>
>> - fragment@1 {
>> - target-path = "/soc/display@feb00000/ports";
>> - __overlay__ {
>> - port@3 {
>> - endpoint {
>> - remote-endpoint = <&lvds0_input>;
>> - };
>> - };
>> +&{/soc/display@feb00000/ports} {
>> + port@3 {
>> + endpoint {
>> + remote-endpoint = <&lvds0_input>;
>> };
>> };
>> };
>
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