diff options
Diffstat (limited to 'dts/Bindings/mmc/mtk-sd.yaml')
| -rw-r--r-- | dts/Bindings/mmc/mtk-sd.yaml | 193 |
1 files changed, 152 insertions, 41 deletions
diff --git a/dts/Bindings/mmc/mtk-sd.yaml b/dts/Bindings/mmc/mtk-sd.yaml index d8e1e2e9ad..c532ec92d2 100644 --- a/dts/Bindings/mmc/mtk-sd.yaml +++ b/dts/Bindings/mmc/mtk-sd.yaml @@ -4,15 +4,12 @@ $id: http://devicetree.org/schemas/mmc/mtk-sd.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: MTK MSDC Storage Host Controller Binding +title: MTK MSDC Storage Host Controller maintainers: - Chaotian Jing <chaotian.jing@mediatek.com> - Wenbin Mei <wenbin.mei@mediatek.com> -allOf: - - $ref: mmc-controller.yaml# - properties: compatible: oneOf: @@ -23,6 +20,7 @@ properties: - mediatek,mt6795-mmc - mediatek,mt7620-mmc - mediatek,mt7622-mmc + - mediatek,mt7986-mmc - mediatek,mt8135-mmc - mediatek,mt8173-mmc - mediatek,mt8183-mmc @@ -36,6 +34,7 @@ properties: - mediatek,mt8188-mmc - mediatek,mt8192-mmc - mediatek,mt8195-mmc + - mediatek,mt8365-mmc - const: mediatek,mt8183-mmc reg: @@ -48,27 +47,11 @@ properties: description: Should contain phandle for the clock feeding the MMC controller. minItems: 2 - items: - - description: source clock (required). - - description: HCLK which used for host (required). - - description: independent source clock gate (required for MT2712). - - description: bus clock used for internal register access (required for MT2712 MSDC0/3). - - description: msdc subsys clock gate (required for MT8192). - - description: peripheral bus clock gate (required for MT8192). - - description: AXI bus clock gate (required for MT8192). - - description: AHB bus clock gate (required for MT8192). + maxItems: 7 clock-names: minItems: 2 - items: - - const: source - - const: hclk - - const: source_cg - - const: bus_clk - - const: sys_cg - - const: pclk_cg - - const: axi_cg - - const: ahb_cg + maxItems: 7 interrupts: description: @@ -108,16 +91,6 @@ properties: should switch dat1 pin to GPIO mode. maxItems: 1 - assigned-clocks: - description: - PLL of the source clock. - maxItems: 1 - - assigned-clock-parents: - description: - parent of source clock, used for HS400 mode to get 400Mhz source clock. - maxItems: 1 - hs400-ds-delay: $ref: /schemas/types.yaml#/definitions/uint32 description: @@ -172,6 +145,15 @@ properties: minimum: 0 maximum: 7 + mediatek,tuning-step: + $ref: /schemas/types.yaml#/definitions/uint32 + description: + Some SoCs need extend tuning step for better delay value to avoid CRC issue. + If not present, default tuning step is 32. For eMMC and SD, this can yield + satisfactory calibration results in most cases. + enum: [32, 64] + default: 32 + resets: maxItems: 1 @@ -190,15 +172,144 @@ required: - vmmc-supply - vqmmc-supply -if: - properties: - compatible: - contains: - const: mediatek,mt8183-mmc -then: - properties: - reg: - minItems: 2 +allOf: + - $ref: mmc-controller.yaml# + - if: + properties: + compatible: + enum: + - mediatek,mt2701-mmc + - mediatek,mt6779-mmc + - mediatek,mt6795-mmc + - mediatek,mt7620-mmc + - mediatek,mt7622-mmc + - mediatek,mt7623-mmc + - mediatek,mt8135-mmc + - mediatek,mt8173-mmc + - mediatek,mt8183-mmc + - mediatek,mt8186-mmc + - mediatek,mt8188-mmc + - mediatek,mt8195-mmc + - mediatek,mt8516-mmc + then: + properties: + clocks: + minItems: 2 + items: + - description: source clock + - description: HCLK which used for host + - description: independent source clock gate + clock-names: + minItems: 2 + items: + - const: source + - const: hclk + - const: source_cg + + - if: + properties: + compatible: + contains: + const: mediatek,mt2712-mmc + then: + properties: + clocks: + minItems: 3 + items: + - description: source clock + - description: HCLK which used for host + - description: independent source clock gate + - description: bus clock used for internal register access (required for MSDC0/3). + clock-names: + minItems: 3 + items: + - const: source + - const: hclk + - const: source_cg + - const: bus_clk + + - if: + properties: + compatible: + contains: + const: mediatek,mt8183-mmc + then: + properties: + reg: + minItems: 2 + + - if: + properties: + compatible: + contains: + enum: + - mediatek,mt7986-mmc + then: + properties: + clocks: + minItems: 3 + items: + - description: source clock + - description: HCLK which used for host + - description: independent source clock gate + - description: bus clock used for internal register access (required for MSDC0/3). + - description: msdc subsys clock gate + clock-names: + minItems: 3 + items: + - const: source + - const: hclk + - const: source_cg + - const: bus_clk + - const: sys_cg + + - if: + properties: + compatible: + enum: + - mediatek,mt8186-mmc + - mediatek,mt8188-mmc + - mediatek,mt8195-mmc + then: + properties: + clocks: + items: + - description: source clock + - description: HCLK which used for host + - description: independent source clock gate + - description: crypto clock used for data encrypt/decrypt (optional) + clock-names: + items: + - const: source + - const: hclk + - const: source_cg + - const: crypto + + - if: + properties: + compatible: + contains: + const: mediatek,mt8192-mmc + then: + properties: + clocks: + items: + - description: source clock + - description: HCLK which used for host + - description: independent source clock gate + - description: msdc subsys clock gate + - description: peripheral bus clock gate + - description: AXI bus clock gate + - description: AHB bus clock gate + clock-names: + items: + - const: source + - const: hclk + - const: source_cg + - const: sys_cg + - const: pclk_cg + - const: axi_cg + - const: ahb_cg unevaluatedProperties: false |