[PATCH v1] arm64: dts: amlogic: meson-s4-s905y4-khadas-vim1s: enable SDIO interface
Nick Xie
nick at khadas.com
Thu Jan 15 18:39:00 PST 2026
Enable the SDIO controller interface connected to the on-board
AP6256 WiFi/BT module.
Signed-off-by: Nick Xie <nick at khadas.com>
---
.../amlogic/meson-s4-s905y4-khadas-vim1s.dts | 29 +++++++++++++++++++
1 file changed, 29 insertions(+)
diff --git a/arch/arm64/boot/dts/amlogic/meson-s4-s905y4-khadas-vim1s.dts b/arch/arm64/boot/dts/amlogic/meson-s4-s905y4-khadas-vim1s.dts
index 4a66c1bec965e..74ef02c713207 100644
--- a/arch/arm64/boot/dts/amlogic/meson-s4-s905y4-khadas-vim1s.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-s4-s905y4-khadas-vim1s.dts
@@ -220,6 +220,35 @@ &sd {
vqmmc-supply = <&vddio_sd>;
};
+&sdio {
+ status = "okay";
+ pinctrl-0 = <&sdio_pins>;
+ pinctrl-1 = <&sdio_clk_gate_pins>;
+ pinctrl-names = "default", "clk-gate";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ bus-width = <4>;
+ cap-sd-highspeed;
+ sd-uhs-sdr50;
+ sd-uhs-sdr104;
+ max-frequency = <50000000>;
+ non-removable;
+ disable-wp;
+
+ amlogic,dram-access-quirk;
+
+ no-sd;
+ no-mmc;
+ mmc-pwrseq = <&sdio_pwrseq>;
+ vmmc-supply = <&vddao_3v3>;
+ vqmmc-supply = <&vddio_ao1v8>;
+
+ brcmf: wifi at 1 {
+ reg = <1>;
+ compatible = "brcm,bcm4329-fmac";
+ };
+};
+
&spicc0 {
status = "okay";
pinctrl-names = "default";
--
2.34.1
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