[PATCH v2 2/4] dt-bindings: mmc: Add support for BCM2712 SD host controller

Andrea della Porta andrea.porta at suse.com
Fri May 10 07:35:28 PDT 2024


The BCM2712 has an SDHCI capable host interface similar to the one found
in other STB chipsets. Add the relevant compatible string and relative
example.

Signed-off-by: Andrea della Porta <andrea.porta at suse.com>
---
 .../bindings/mmc/brcm,sdhci-brcmstb.yaml      | 23 +++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/Documentation/devicetree/bindings/mmc/brcm,sdhci-brcmstb.yaml b/Documentation/devicetree/bindings/mmc/brcm,sdhci-brcmstb.yaml
index cbd3d6c6c77f..404b75fa7adb 100644
--- a/Documentation/devicetree/bindings/mmc/brcm,sdhci-brcmstb.yaml
+++ b/Documentation/devicetree/bindings/mmc/brcm,sdhci-brcmstb.yaml
@@ -13,6 +13,10 @@ maintainers:
 properties:
   compatible:
     oneOf:
+      - items:
+          - enum:
+              - brcm,bcm2712-sdhci
+          - const: brcm,sdhci-brcmstb
       - items:
           - enum:
               - brcm,bcm7216-sdhci
@@ -114,3 +118,22 @@ examples:
       clocks = <&scmi_clk 245>;
       clock-names = "sw_sdio";
     };
+
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    soc {
+      #address-cells = <2>;
+      #size-cells = <2>;
+
+      mmc at 1000fff000 {
+        compatible = "brcm,bcm2712-sdhci",
+                     "brcm,sdhci-brcmstb";
+        reg = <0x10 0x00fff000  0x0 0x260>,
+              <0x10 0x00fff400  0x0 0x200>;
+        reg-names = "host", "cfg";
+        mmc-ddr-3_3v;
+        interrupts = <GIC_SPI 0x111 IRQ_TYPE_LEVEL_HIGH>;
+        clocks = <&clk_emmc2>;
+        clock-names = "sw_sdio";
+      };
+    };
-- 
2.35.3




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