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author | Dave Airlie <airlied@redhat.com> | 2023-12-20 01:18:34 +0300 |
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committer | Dave Airlie <airlied@redhat.com> | 2023-12-20 01:32:38 +0300 |
commit | 4f88cfd4a666c354e4cf5b4e82c9c11820c39835 (patch) | |
tree | 50ff05681fc03757ae3601023415b70e61ba250e /Documentation | |
parent | 22a2decedfbeb981df04dca880412b9520b2f8a1 (diff) | |
parent | c8048dd0b07df68724805254b9e994d99e9a7af4 (diff) | |
download | linux-4f88cfd4a666c354e4cf5b4e82c9c11820c39835.tar.xz |
Merge tag 'mediatek-drm-next-6.8' of https://git.kernel.org/pub/scm/linux/kernel/git/chunkuang.hu/linux into drm-next
Mediatek DRM Next for Linux 6.8
1. Use devm_platform_ioremap_resource()
2. Stop using iommu_present()
3. Add display driver for MT8188 VDOSYS1
4. Add phy_mtk_dp module as pre-dependency
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20231218145826.5643-1-chunkuang.hu@kernel.org
Diffstat (limited to 'Documentation')
4 files changed, 94 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,ethdr.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,ethdr.yaml index 801fa66ae615..677882348ede 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,ethdr.yaml +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,ethdr.yaml @@ -23,7 +23,11 @@ description: properties: compatible: - const: mediatek,mt8195-disp-ethdr + oneOf: + - const: mediatek,mt8195-disp-ethdr + - items: + - const: mediatek,mt8188-disp-ethdr + - const: mediatek,mt8195-disp-ethdr reg: maxItems: 7 diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,mdp-rdma.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,mdp-rdma.yaml index dd12e2ff685c..7570a0684967 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,mdp-rdma.yaml +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,mdp-rdma.yaml @@ -21,7 +21,11 @@ description: properties: compatible: - const: mediatek,mt8195-vdo1-rdma + oneOf: + - const: mediatek,mt8195-vdo1-rdma + - items: + - const: mediatek,mt8188-vdo1-rdma + - const: mediatek,mt8195-vdo1-rdma reg: maxItems: 1 diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml index eead5cb8636e..5c678695162e 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml @@ -27,6 +27,9 @@ properties: - items: - const: mediatek,mt6795-disp-merge - const: mediatek,mt8173-disp-merge + - items: + - const: mediatek,mt8188-disp-merge + - const: mediatek,mt8195-disp-merge reg: maxItems: 1 diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,padding.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,padding.yaml new file mode 100644 index 000000000000..6bad7dc2d69f --- /dev/null +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,padding.yaml @@ -0,0 +1,81 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/mediatek/mediatek,padding.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MediaTek Display Padding + +maintainers: + - Chun-Kuang Hu <chunkuang.hu@kernel.org> + - Philipp Zabel <p.zabel@pengutronix.de> + +description: + Padding provides ability to add pixels to width and height of a layer with + specified colors. Due to hardware design, Mixer in VDOSYS1 requires + width of a layer to be 2-pixel-align, or 4-pixel-align when ETHDR is enabled, + we need Padding to deal with odd width. + Please notice that even if the Padding is in bypass mode, settings in + register must be cleared to 0, or undefined behaviors could happen. + +properties: + compatible: + const: mediatek,mt8188-disp-padding + + reg: + maxItems: 1 + + power-domains: + maxItems: 1 + + clocks: + items: + - description: Padding's clocks + + mediatek,gce-client-reg: + description: + GCE (Global Command Engine) is a multi-core micro processor that helps + its clients to execute commands without interrupting CPU. This property + describes GCE client's information that is composed by 4 fields. + 1. Phandle of the GCE (there may be several GCE processors) + 2. Sub-system ID defined in the dt-binding like a user ID + (Please refer to include/dt-bindings/gce/<chip>-gce.h) + 3. Offset from base address of the subsys you are at + 4. Size of the register the client needs + $ref: /schemas/types.yaml#/definitions/phandle-array + items: + items: + - description: Phandle of the GCE + - description: Subsys ID defined in the dt-binding + - description: Offset from base address of the subsys + - description: Size of register + maxItems: 1 + +required: + - compatible + - reg + - power-domains + - clocks + - mediatek,gce-client-reg + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/clock/mediatek,mt8188-clk.h> + #include <dt-bindings/power/mediatek,mt8188-power.h> + #include <dt-bindings/gce/mt8195-gce.h> + + soc { + #address-cells = <2>; + #size-cells = <2>; + + padding0: padding@1c11d000 { + compatible = "mediatek,mt8188-disp-padding"; + reg = <0 0x1c11d000 0 0x1000>; + clocks = <&vdosys1 CLK_VDO1_PADDING0>; + power-domains = <&spm MT8188_POWER_DOMAIN_VDOSYS1>; + mediatek,gce-client-reg = <&gce0 SUBSYS_1c11XXXX 0xd000 0x1000>; + }; + }; |