diff options
| author | Jagan Teki <jagan@amarulasolutions.com> | 2020-10-23 23:48:14 +0530 |
|---|---|---|
| committer | Heiko Stuebner <heiko@sntech.de> | 2020-11-30 14:30:56 +0100 |
| commit | 29952fea5e85083374d19cb0a33206962e087d5b (patch) | |
| tree | 4471546278c71c561d07ac1eb40c4e946f5f3a36 /arch/arm/boot | |
| parent | 3f4f3bdadd802dfa1cbb5b905507fdb2e940e830 (diff) | |
ARM: dts: rockchip: Add SDIO0 node for VMARC SOM
Rockchip RK3288 and RK3399Pro based VMARC SOM has sdio0 for
connecting WiFi/BT devices as a pluggable card via M.2 E-Key.
Add associated sdio0 nodes, properties.
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Link: https://lore.kernel.org/r/20201023181814.220974-2-jagan@amarulasolutions.com
[moved the unrelated rtc addition to a separate patch]
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Diffstat (limited to 'arch/arm/boot')
| -rw-r--r-- | arch/arm/boot/dts/rk3288-vmarc-som.dtsi | 17 | ||||
| -rw-r--r-- | arch/arm/boot/dts/rockchip-radxa-dalang-carrier.dtsi | 21 |
2 files changed, 38 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/rk3288-vmarc-som.dtsi b/arch/arm/boot/dts/rk3288-vmarc-som.dtsi index da80bfd5f2d5..0ae2bd150e37 100644 --- a/arch/arm/boot/dts/rk3288-vmarc-som.dtsi +++ b/arch/arm/boot/dts/rk3288-vmarc-som.dtsi @@ -258,6 +258,7 @@ gpio1830-supply = <&vcc_18>; gpio30-supply = <&vcc_io>; sdcard-supply = <&vccio_sd>; + wifi-supply = <&vcc_wl>; status = "okay"; }; @@ -283,6 +284,12 @@ }; }; + sdio-pwrseq { + wifi_enable_h: wifi-enable-h { + rockchip,pins = <4 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + sdmmc { sdmmc_bus4: sdmmc-bus4 { rockchip,pins = @@ -314,6 +321,16 @@ }; }; +&sdio_pwrseq { + /* + * On the module itself this is one of these (depending + * on the actual card populated): + * - SDIO_RESET_L_WL_REG_ON + * - PDN (power down when low) + */ + reset-gpios = <&gpio4 RK_PD4 GPIO_ACTIVE_LOW>; /* WIFI_REG_ON */ +}; + &usbphy { status = "okay"; }; diff --git a/arch/arm/boot/dts/rockchip-radxa-dalang-carrier.dtsi b/arch/arm/boot/dts/rockchip-radxa-dalang-carrier.dtsi index 26b53eac4706..da1d548b7330 100644 --- a/arch/arm/boot/dts/rockchip-radxa-dalang-carrier.dtsi +++ b/arch/arm/boot/dts/rockchip-radxa-dalang-carrier.dtsi @@ -15,6 +15,14 @@ #clock-cells = <0>; }; + sdio_pwrseq: sdio-pwrseq { + compatible = "mmc-pwrseq-simple"; + clocks = <&hym8563>; + clock-names = "ext_clock"; + pinctrl-names = "default"; + pinctrl-0 = <&wifi_enable_h>; + }; + vcc12v_dcin: vcc12v-dcin-regulator { compatible = "regulator-fixed"; regulator-name = "vcc12v_dcin"; @@ -78,6 +86,19 @@ status = "okay"; }; +&sdio0 { + bus-width = <4>; + cap-sd-highspeed; + cap-sdio-irq; + keep-power-in-suspend; + mmc-pwrseq = <&sdio_pwrseq>; + non-removable; + pinctrl-names = "default"; + pinctrl-0 = <&sdio0_bus4 &sdio0_cmd &sdio0_clk>; + sd-uhs-sdr104; + status = "okay"; +}; + &sdmmc { bus-width = <4>; cap-mmc-highspeed; |