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

Andrea della Porta
2024-05-10T14:35:28Z

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@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@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