diff options
| author | Peter Geis <pgwipeout@gmail.com> | 2022-01-27 19:38:07 -0500 |
|---|---|---|
| committer | Heiko Stuebner <heiko@sntech.de> | 2022-01-29 18:41:44 +0100 |
| commit | 2ed1e35457a1917a9c567c186a5adc7ce6341b6e (patch) | |
| tree | dbb70c284dd23ab78af0fb38afc9e53b7314dc38 /arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts | |
| parent | 827dfba89ae150cd0fd88bc13117540cb4882943 (diff) | |
arm64: dts: rockchip: add Quartz64-A sdmmc1 node
The sdmmc1 node on Quartz64-A supports the optional wifi module from
Pine64.
Add the sdmmc1 node and requisite sdio_pwrseq to enable wifi support on
the Quartz64-A.
Signed-off-by: Peter Geis <pgwipeout@gmail.com>
Link: https://lore.kernel.org/r/20220128003809.3291407-4-pgwipeout@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Diffstat (limited to 'arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts')
| -rw-r--r-- | arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts index 4310dcb5d253..94a164d6bce9 100644 --- a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts +++ b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts @@ -73,6 +73,17 @@ }; }; + sdio_pwrseq: sdio-pwrseq { + compatible = "mmc-pwrseq-simple"; + clocks = <&rk817 1>; + clock-names = "ext_clock"; + pinctrl-names = "default"; + pinctrl-0 = <&wifi_enable_h>; + post-power-on-delay-ms = <100>; + power-off-delay-us = <5000000>; + reset-gpios = <&gpio2 RK_PC2 GPIO_ACTIVE_LOW>; + }; + spdif_dit: spdif-dit { compatible = "linux,spdif-dit"; #sound-dai-cells = <0>; @@ -163,6 +174,17 @@ regulator-max-microvolt = <4400000>; vin-supply = <&vbus>; }; + + /* sourced from vcc_sys, sdio module operates internally at 3.3v */ + vcc_wl: vcc_wl { + compatible = "regulator-fixed"; + regulator-name = "vcc_wl"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + vin-supply = <&vcc_sys>; + }; }; &cpu0 { @@ -499,6 +521,12 @@ }; }; + sdio-pwrseq { + wifi_enable_h: wifi-enable-h { + rockchip,pins = <2 RK_PC2 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + vcc_sd { vcc_sd_h: vcc-sd-h { rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>; @@ -540,6 +568,21 @@ status = "okay"; }; +&sdmmc1 { + bus-width = <4>; + cap-sd-highspeed; + cap-sdio-irq; + keep-power-in-suspend; + mmc-pwrseq = <&sdio_pwrseq>; + non-removable; + pinctrl-names = "default"; + pinctrl-0 = <&sdmmc1_bus4 &sdmmc1_cmd &sdmmc1_clk>; + sd-uhs-sdr104; + vmmc-supply = <&vcc_wl>; + vqmmc-supply = <&vcc_1v8>; + status = "okay"; +}; + &spdif { status = "okay"; }; |