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Mon, 16 Aug 2021 12:25:47 -0700 (PDT) From: Markus Schneider-Pargmann To: Chun-Kuang Hu , Philipp Zabel Cc: dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Markus Schneider-Pargmann Subject: [RFC PATCH 1/5] dt-bindings: mediatek,dpi: Add mt8195 dpintf Date: Mon, 16 Aug 2021 21:25:19 +0200 Message-Id: <20210816192523.1739365-2-msp@baylibre.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210816192523.1739365-1-msp@baylibre.com> References: <20210816192523.1739365-1-msp@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210816_122549_562852_21B953FF X-CRM114-Status: GOOD ( 12.49 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DP_INTF is similar to the actual dpi. They differ in some points regarding registers and what needs to be set but the function blocks itself are similar in design. Signed-off-by: Markus Schneider-Pargmann --- .../display/mediatek/mediatek,dpi.yaml | 48 ++++++++++++++++--- 1 file changed, 42 insertions(+), 6 deletions(-) diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yaml index dd2896a40ff0..de4bdacd83ac 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yaml +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yaml @@ -4,7 +4,7 @@ $id: http://devicetree.org/schemas/display/mediatek/mediatek,dpi.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: mediatek DPI Controller Device Tree Bindings +title: mediatek DPI/DP_INTF Controller Device Tree Bindings maintainers: - CK Hu @@ -13,7 +13,8 @@ maintainers: description: | The Mediatek DPI function block is a sink of the display subsystem and provides 8-bit RGB/YUV444 or 8/10/10-bit YUV422 pixel data on a parallel - output bus. + output bus. The Mediatek DP_INTF is a similar function block that is + connected to the (embedded) display port function block. properties: compatible: @@ -23,6 +24,7 @@ properties: - mediatek,mt8173-dpi - mediatek,mt8183-dpi - mediatek,mt8192-dpi + - mediatek,mt8195-dpintf reg: maxItems: 1 @@ -37,10 +39,11 @@ properties: - description: DPI PLL clock-names: - items: - - const: pixel - - const: engine - - const: pll + description: + For dpi clocks pixel, engine and pll are required. For dpintf pixel, pll, + pll_d2, pll_d4, pll_d8, pll_d16, hf_fmm, hf_fdp are required. + minItems: 3 + maxItems: 8 pinctrl-0: true pinctrl-1: true @@ -64,6 +67,39 @@ required: - clock-names - port +allOf: + - if: + properties: + compatible: + contains: + enum: + - mediatek,mt8195-dpintf + then: + properties: + clocks: + minItems: 8 + maxItems: 8 + clock-names: + items: + - const: pixel + - const: pll + - const: pll_d2 + - const: pll_d4 + - const: pll_d8 + - const: pll_d16 + - const: hf_fmm + - const: hf_fdp + else: + properties: + clocks: + minItems: 3 + maxItems: 3 + clock-names: + items: + - const: pixel + - const: engine + - const: pll + additionalProperties: false examples: