[PATCH 5/8] dt-bindings: mmc: axiado: Add axiado eMMC variant

Tzu-Hao Wei
2025-12-22T08:45:46Z

From: SriNavmani A <srinavmani@axiado.com>

Add device tree binding variant for the Axiado AX3000 Arasan eMMC
controller. This variant identifies the specific eMMC controller
implementation used on the AX3000 SoC and enables the appropriate
driver configuration.

Signed-off-by: Tzu-Hao Wei <twei@axiado.com>
---
.../devicetree/bindings/mmc/arasan,sdhci.yaml | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)

diff --git a/Documentation/devicetree/bindings/mmc/arasan,sdhci.yaml b/Documentation/devicetree/bindings/mmc/arasan,sdhci.yaml
index 8e79de97b242a698a2c555b0b94e2975b1761710..47d0e35efea00bf7b1927bd0cfa39c86f0137d44 100644
--- a/Documentation/devicetree/bindings/mmc/arasan,sdhci.yaml
+++ b/Documentation/devicetree/bindings/mmc/arasan,sdhci.yaml
@@ -106,6 +106,12 @@ properties:
description:
For this device it is strongly suggested to include
arasan,soc-ctl-syscon.
+ - items:
+ - const: axiado,ax3000-sdhci-5.1-emmc
+ - const: arasan,sdhci-5.1
+ description:
+ For this device it is strongly suggested to include
+ clock-output-names and '#clock-cells'.

reg:
maxItems: 1
@@ -334,3 +340,15 @@ examples:
<&scmi_clk KEEM_BAY_PSS_SD0>;
arasan,soc-ctl-syscon = <&sd0_phy_syscon>;
};
+
+ - |
+ mmc@86000000 {
+ compatible = "axiado,ax3000-sdhci-5.1-emmc", "arasan,sdhci-5.1";
+ reg = <0x86000000 0x1000>;
+ clock-names = "clk_xin", "clk_ahb";
+ clocks = <&clk_xin &clk_ahb>;
+ interrupt-parent = <&gic500>;
+ interrupts = <0 123 4>;
+ phys = <&emmc_phy>;
+ phy-names = "phy_arasan";
+ };

--
2.48.1