于 2017年5月24日 GMT+08:00 下午1:24:29, Chen-Yu Tsai <wens@xxxxxxxx> 写到:
>On Thu, May 18, 2017 at 12:43 AM, Icenowy Zheng <icenowy@xxxxxxx>
>wrote:
>> As we have already the support for the TV encoder on Allwinner H3,
>add
>> the display engine pipeline device tree nodes to its DTSI file.
>>
>> The H5 pipeline has some differences and will be enabled later.
>>
>> The currently-unused mixer0 and tcon0 are also needed, for the
>> completement of the pipeline.
>>
>> Signed-off-by: Icenowy Zheng <icenowy@xxxxxxx>
>> ---
>> arch/arm/boot/dts/sun8i-h3.dtsi | 189
>++++++++++++++++++++++++++++++++++++++++
>> 1 file changed, 189 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/sun8i-h3.dtsi
>b/arch/arm/boot/dts/sun8i-h3.dtsi
>> index b36f9f423c39..20172ef92415 100644
>> --- a/arch/arm/boot/dts/sun8i-h3.dtsi
>> +++ b/arch/arm/boot/dts/sun8i-h3.dtsi
>> @@ -41,6 +41,8 @@
>> */
>>
>> #include "sunxi-h3-h5.dtsi"
>> +#include <dt-bindings/clock/sun8i-de2.h>
>> +#include <dt-bindings/reset/sun8i-de2.h>
>>
>> / {
>> cpus {
>> @@ -72,6 +74,193 @@
>> };
>> };
>>
>> + de: display-engine {
>> + compatible = "allwinner,sun8i-h3-display-engine";
>> + allwinner,pipelines = <&mixer0>,
>> + <&mixer1>;
>> + status = "disabled";
>> + };
>> +
>> + soc {
>> + display_clocks: clock@1000000 {
>> + compatible = "allwinner,sun8i-a83t-de2-clk";
>> + reg = <0x01000000 0x100000>;
>> + clocks = <&ccu CLK_BUS_DE>,
>> + <&ccu CLK_DE>;
>> + clock-names = "bus",
>> + "mod";
>> + resets = <&ccu RST_BUS_DE>;
>> + #clock-cells = <1>;
>> + #reset-cells = <1>;
>> + assigned-clocks = <&ccu CLK_DE>;
>> + assigned-clock-parents = <&ccu CLK_PLL_DE>;
>> + assigned-clock-rates = <432000000>;
>> + };
>> +
>> + mixer0: mixer@1100000 {
>> + compatible = "allwinner,sun8i-h3-de2-mixer0";
>> + reg = <0x01100000 0x100000>;
>> + clocks = <&display_clocks CLK_BUS_MIXER0>,
>> + <&display_clocks CLK_MIXER0>;
>> + clock-names = "bus",
>> + "mod";
>> + resets = <&display_clocks RST_MIXER0>;
>> + status = "disabled";
>> +
>> + ports {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> +
>> + mixer0_out: port@1 {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + reg = <1>;
>> +
>> + mixer0_out_tcon0: endpoint@0
>{
>> + reg = <0>;
>> + remote-endpoint =
><&tcon0_in_mixer0>;
>> + };
>> +
>> + mixer0_out_tcon1: endpoint@1
>{
>> + reg = <1>;
>> + remote-endpoint =
><&tcon1_in_mixer0>;
>> + };
>> + };
>> + };
>> + };
>> +
>> + mixer1: mixer@1200000 {
>> + compatible = "allwinner,sun8i-h3-de2-mixer1";
>> + reg = <0x01200000 0x100000>;
>> + clocks = <&display_clocks CLK_BUS_MIXER1>,
>> + <&display_clocks CLK_MIXER1>;
>> + clock-names = "bus",
>> + "mod";
>> + resets = <&display_clocks RST_WB>;
>> +
>> + ports {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> +
>> + mixer1_out: port@1 {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + reg = <1>;
>> +
>> + mixer1_out_tcon1: endpoint@0
>{
>> + reg = <0>;
>
>I would prefer if you could stick to the numbering scheme we're using
>for
>Display Engine 1.0, as in endpoint 0 links to component 0 of whatever
>type.
If we keep this we will need a ugly id property in mixer node,
otherwise we cannot know which TCON to be bind.
>
>We're probably going to stick to that for the R40's incredibly
>complicated
>pipeline. I don't want to have any outliers unless absolutely
>necessary.
>
>ChenYu
>
>> + remote-endpoint =
><&tcon1_in_mixer1>;
>> + };
>> +
>> + mixer1_out_tcon0: endpoint@1
>{
>> + reg = <1>;
>> + remote-endpoint =
><&tcon0_in_mixer1>;
>> + };
>> + };
>> + };
>> + };
>> +
>> + tcon0: lcd-controller@1c0c000 {
>> + compatible = "allwinner,sun8i-h3-tcon0";
>> + reg = <0x01c0c000 0x1000>;
>> + interrupts = <GIC_SPI 86
>IRQ_TYPE_LEVEL_HIGH>;
>> + clocks = <&ccu CLK_BUS_TCON0>,
>> + <&ccu CLK_TCON0>;
>> + clock-names = "ahb",
>> + "tcon-ch1";
>> + resets = <&ccu RST_BUS_TCON0>;
>> + reset-names = "lcd";
>> + status = "disabled";
>> +
>> + ports {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> +
>> + tcon0_in: port@0 {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + reg = <0>;
>> +
>> + tcon0_in_mixer0: endpoint@0 {
>> + reg = <0>;
>> + remote-endpoint =
><&mixer0_out_tcon0>;
>> + };
>> +
>> + tcon0_in_mixer1: endpoint@1 {
>> + reg = <1>;
>> + remote-endpoint =
><&mixer1_out_tcon0>;
>> + };
>> + };
>> + };
>> + };
>> +
>> + tcon1: lcd-controller@1c0d000 {
>> + compatible = "allwinner,sun8i-h3-tcon1";
>> + reg = <0x01c0d000 0x1000>;
>> + interrupts = <GIC_SPI 87
>IRQ_TYPE_LEVEL_HIGH>;
>> + clocks = <&ccu CLK_BUS_TCON1>;
>> + clock-names = "ahb";
>> + resets = <&ccu RST_BUS_TCON1>;
>> + reset-names = "lcd";
>> + status = "disabled";
>> +
>> + ports {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> +
>> + tcon1_in: port@0 {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + reg = <0>;
>> +
>> + tcon1_in_mixer1: endpoint@0 {
>> + reg = <0>;
>> + remote-endpoint =
><&mixer1_out_tcon1>;
>> + };
>> +
>> + tcon1_in_mixer0: endpoint@1 {
>> + reg = <1>;
>> + remote-endpoint =
><&mixer0_out_tcon1>;
>> + };
>> + };
>> +
>> + tcon1_out: port@1 {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + reg = <1>;
>> +
>> + tcon1_out_tve0: endpoint@1 {
>> + reg = <1>;
>> + remote-endpoint =
><&tve0_in_tcon1>;
>> + };
>> + };
>> + };
>> + };
>> +
>> + tve0: tv-encoder@1e00000 {
>> + compatible = "allwinner,sun8i-h3-tv-encoder";
>> + reg = <0x01e00000 0x1000>;
>> + clocks = <&ccu CLK_BUS_TVE>, <&ccu CLK_TVE>;
>> + clock-names = "bus", "mod";
>> + resets = <&ccu RST_BUS_TVE>;
>> + status = "disabled";
>> +
>> + assigned-clocks = <&ccu CLK_TVE>;
>> + assigned-clock-parents = <&ccu CLK_PLL_DE>;
>> + assigned-clock-rates = <216000000>;
>> +
>> + port {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> +
>> + tve0_in_tcon1: endpoint@0 {
>> + reg = <0>;
>> + remote-endpoint =
><&tcon1_out_tve0>;
>> + };
>> + };
>> + };
>> + };
>> +
>> timer {
>> compatible = "arm,armv7-timer";
>> interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) |
>IRQ_TYPE_LEVEL_LOW)>,
>> --
>> 2.12.2
>>
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