diff options
| author | Yixun Lan <dlan@gentoo.org> | 2025-05-09 21:22:11 +0800 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2025-05-19 13:39:37 +0200 |
| commit | 7464fee9d7878a97109ff7c132bb04a6ad8c615d (patch) | |
| tree | d28bfdb13b93e8d0c96d26310b401bbd2c3d8ad2 | |
| parent | f0534aace311f4fa1d25fc44a86edcbb24e3434e (diff) | |
dt-bindings: mmc: spacemit,sdhci: add support for K1 SoC
Add support for the SD/eMMC Host Controller found in SpacemiT K1 SoC,
The controller supports data transmission of MMC, SDIO, SD protocol.
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Yixun Lan <dlan@gentoo.org>
Link: https://lore.kernel.org/r/20250509-20-k1-sdhci-v3-1-526c35feaa20@gentoo.org
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
| -rw-r--r-- | Documentation/devicetree/bindings/mmc/spacemit,sdhci.yaml | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mmc/spacemit,sdhci.yaml b/Documentation/devicetree/bindings/mmc/spacemit,sdhci.yaml new file mode 100644 index 000000000000..13d9382058fb --- /dev/null +++ b/Documentation/devicetree/bindings/mmc/spacemit,sdhci.yaml @@ -0,0 +1,53 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/spacemit,sdhci.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: SpacemiT SDHCI Controller + +maintainers: + - Yixun Lan <dlan@gentoo.org> + +allOf: + - $ref: mmc-controller.yaml# + +properties: + compatible: + const: spacemit,k1-sdhci + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + items: + - description: core clock, used by internal controller + - description: io clock, output for SD, SDIO, eMMC device + + clock-names: + items: + - const: core + - const: io + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +unevaluatedProperties: false + +examples: + - | + mmc@d4281000 { + compatible = "spacemit,k1-sdhci"; + reg = <0xd4281000 0x200>; + interrupts = <101>; + interrupt-parent = <&plic>; + clocks = <&clk_apmu 10>, <&clk_apmu 13>; + clock-names = "core", "io"; + }; |