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authorAngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>2025-07-03 14:08:46 +0200
committerManivannan Sadhasivam <mani@kernel.org>2025-08-19 20:05:57 +0530
commit0106b6c114cf8b77d801d9e280b221f8b4d5595b (patch)
treebba1fd1c5d796702a0ac77c14bf429f40767c4e8
parenta895dc47ceba63feb711905440585cf2b16e9ce2 (diff)
dt-bindings: PCI: mediatek-gen3: Add support for MT6991/MT8196
Add compatible strings for MT8196 and MT6991 (which are fully compatible between each other) and clock definitions. These new SoCs don't have tl_96m and tl_32k clocks, but need an AHB to APB bus clock and a low power clock. Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> [mani: changed 'maxItems' to 'minItems' for reset] Signed-off-by: Manivannan Sadhasivam <mani@kernel.org> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://patch.msgid.link/20250703120847.121826-3-angelogioacchino.delregno@collabora.com
-rw-r--r--Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml35
1 files changed, 35 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml b/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml
index 162406e0691a..0278845701ce 100644
--- a/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml
+++ b/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml
@@ -52,7 +52,12 @@ properties:
- mediatek,mt8188-pcie
- mediatek,mt8195-pcie
- const: mediatek,mt8192-pcie
+ - items:
+ - enum:
+ - mediatek,mt6991-pcie
+ - const: mediatek,mt8196-pcie
- const: mediatek,mt8192-pcie
+ - const: mediatek,mt8196-pcie
- const: airoha,en7581-pcie
reg:
@@ -217,6 +222,36 @@ allOf:
compatible:
contains:
enum:
+ - mediatek,mt8196-pcie
+ then:
+ properties:
+ clocks:
+ minItems: 6
+
+ clock-names:
+ items:
+ - const: pl_250m
+ - const: tl_26m
+ - const: bus
+ - const: low_power
+ - const: peri_26m
+ - const: peri_mem
+
+ resets:
+ minItems: 2
+
+ reset-names:
+ items:
+ - const: phy
+ - const: mac
+
+ mediatek,pbus-csr: false
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
- mediatek,mt7986-pcie
then:
properties: