[PATCH] dt-bindings: mmc: renesas,sdhi: Document RZ/G2L bindings
From: Biju Das <biju.das.jz@bp.renesas.com>
Date: 2021-08-04 07:23:14
Also in:
linux-devicetree, linux-renesas-soc
Subsystem:
multimedia card (mmc), secure digital (sd) and sdio subsystem, open firmware and flattened device tree bindings, the rest · Maintainers:
Ulf Hansson, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Document RZ/G2L SDHI controller bindings. Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com> Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> --- .../devicetree/bindings/mmc/renesas,sdhi.yaml | 97 ++++++++++++------- 1 file changed, 62 insertions(+), 35 deletions(-)
diff --git a/Documentation/devicetree/bindings/mmc/renesas,sdhi.yaml b/Documentation/devicetree/bindings/mmc/renesas,sdhi.yaml
index 677989bc5924..ed05e49d61af 100644
--- a/Documentation/devicetree/bindings/mmc/renesas,sdhi.yaml
+++ b/Documentation/devicetree/bindings/mmc/renesas,sdhi.yaml@@ -9,9 +9,6 @@ title: Renesas SDHI SD/MMC controller maintainers: - Wolfram Sang <wsa+renesas@sang-engineering.com> -allOf: - - $ref: "mmc-controller.yaml" - properties: compatible: oneOf:
@@ -47,19 +44,20 @@ properties: - const: renesas,sdhi-mmc-r8a77470 # RZ/G1C (SDHI/MMC IP) - items: - enum: - - renesas,sdhi-r8a774a1 # RZ/G2M - - renesas,sdhi-r8a774b1 # RZ/G2N - - renesas,sdhi-r8a774c0 # RZ/G2E - - renesas,sdhi-r8a774e1 # RZ/G2H - - renesas,sdhi-r8a7795 # R-Car H3 - - renesas,sdhi-r8a7796 # R-Car M3-W - - renesas,sdhi-r8a77961 # R-Car M3-W+ - - renesas,sdhi-r8a77965 # R-Car M3-N - - renesas,sdhi-r8a77970 # R-Car V3M - - renesas,sdhi-r8a77980 # R-Car V3H - - renesas,sdhi-r8a77990 # R-Car E3 - - renesas,sdhi-r8a77995 # R-Car D3 - - renesas,sdhi-r8a779a0 # R-Car V3U + - renesas,sdhi-r8a774a1 # RZ/G2M + - renesas,sdhi-r8a774b1 # RZ/G2N + - renesas,sdhi-r8a774c0 # RZ/G2E + - renesas,sdhi-r8a774e1 # RZ/G2H + - renesas,sdhi-r8a7795 # R-Car H3 + - renesas,sdhi-r8a7796 # R-Car M3-W + - renesas,sdhi-r8a77961 # R-Car M3-W+ + - renesas,sdhi-r8a77965 # R-Car M3-N + - renesas,sdhi-r8a77970 # R-Car V3M + - renesas,sdhi-r8a77980 # R-Car V3H + - renesas,sdhi-r8a77990 # R-Car E3 + - renesas,sdhi-r8a77995 # R-Car D3 + - renesas,sdhi-r8a779a0 # R-Car V3U + - renesas,sdhi-r9a07g044 # RZ/G2{L,LC} - const: renesas,rcar-gen3-sdhi # R-Car Gen3 or RZ/G2 reg:
@@ -71,13 +69,11 @@ properties: clocks: minItems: 1 - maxItems: 2 + maxItems: 4 clock-names: minItems: 1 - items: - - const: core - - const: cd + maxItems: 4 dmas: minItems: 4
@@ -112,6 +108,52 @@ properties: max-frequency: true +allOf: + - $ref: "mmc-controller.yaml" + + - if: + properties: + compatible: + contains: + enum: + - renesas,sdhi-r7s72100 + - renesas,sdhi-r7s9210 + then: + properties: + clock-names: + items: + - const: core + - const: cd + required: + - clock-names + description: + The internal card detection logic that exists in these controllers is + sectioned off to be run by a separate second clock source to allow + the main core clock to be turned off to save power. + + - if: + properties: + compatible: + contains: + const: renesas,sdhi-r9a07g044 + then: + properties: + clocks: + items: + - description: IMCLK, SDHI channel main clock1. + - description: IMCLK2, SDHI channel main clock2. When this clock is + turned off, external SD card detection cannot be + detected. + - description: CLK_HS, SDHI channel High speed clock which operates + 4 times that of SDHI channel main clock1. + - description: ACLK, SDHI channel bus clock. + required: + - resets + else: + properties: + clocks: + maxItems: 1 + required: - compatible - reg
@@ -119,21 +161,6 @@ required: - clocks - power-domains -if: - properties: - compatible: - contains: - enum: - - renesas,sdhi-r7s72100 - - renesas,sdhi-r7s9210 -then: - required: - - clock-names - description: - The internal card detection logic that exists in these controllers is - sectioned off to be run by a separate second clock source to allow - the main core clock to be turned off to save power. - unevaluatedProperties: false examples:
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2.17.1