Add SD/SDIO/MMC nodes and PWM 32768Hz clock configuration to provide storage and WiFi functionality on the p23x boards. Signed-off-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx> --- .../boot/dts/amlogic/meson-gxl-s905d-p23x.dtsi | 112 +++++++++++++++++++++ 1 file changed, 112 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905d-p23x.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxl-s905d-p23x.dtsi index 02faccc..77637ce 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905d-p23x.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905d-p23x.dtsi @@ -56,6 +56,46 @@ device_type = "memory"; reg = <0x0 0x0 0x0 0x80000000>; }; + + vddio_boot: regulator-vddio_boot { + compatible = "regulator-fixed"; + regulator-name = "VDDIO_BOOT"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; + + vddao_3v3: regulator-vddao_3v3 { + compatible = "regulator-fixed"; + regulator-name = "VDDAO_3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + + vcc_3v3: regulator-vcc_3v3 { + compatible = "regulator-fixed"; + regulator-name = "VCC_3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + + emmc_pwrseq: emmc-pwrseq { + compatible = "mmc-pwrseq-emmc"; + reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>; + }; + + wifi32k: wifi32k { + compatible = "pwm-clock"; + #clock-cells = <0>; + clock-frequency = <32768>; + pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */ + }; + + sdio_pwrseq: sdio-pwrseq { + compatible = "mmc-pwrseq-simple"; + reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>; + clocks = <&wifi32k>; + clock-names = "ext_clock"; + }; }; /* This UART is brought out to the DB9 connector */ @@ -68,3 +108,75 @@ ðmac { status = "okay"; }; + +/* Wireless SDIO Module */ +&sd_emmc_a { + status = "okay"; + pinctrl-0 = <&sdio_pins>; + pinctrl-names = "default"; + #address-cells = <1>; + #size-cells = <0>; + + bus-width = <4>; + cap-sd-highspeed; + max-frequency = <100000000>; + + non-removable; + disable-wp; + + mmc-pwrseq = <&sdio_pwrseq>; + + vmmc-supply = <&vddao_3v3>; + vqmmc-supply = <&vddio_boot>; + + brcmf: bcrmf@1 { + reg = <1>; + compatible = "brcm,bcm4329-fmac"; + }; +}; + +/* SD card */ +&sd_emmc_b { + status = "okay"; + pinctrl-0 = <&sdcard_pins>; + pinctrl-names = "default"; + + bus-width = <4>; + cap-sd-highspeed; + max-frequency = <100000000>; + disable-wp; + + cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>; + cd-inverted; + + vmmc-supply = <&vddao_3v3>; + vqmmc-supply = <&vddio_boot>; +}; + +/* eMMC */ +&sd_emmc_c { + status = "okay"; + pinctrl-0 = <&emmc_pins>; + pinctrl-names = "default"; + + bus-width = <8>; + cap-sd-highspeed; + cap-mmc-highspeed; + max-frequency = <200000000>; + non-removable; + disable-wp; + mmc-ddr-1_8v; + mmc-hs200-1_8v; + + mmc-pwrseq = <&emmc_pwrseq>; + vmmc-supply = <&vcc_3v3>; + vqmmc-supply = <&vddio_boot>; +}; + +&pwm_ef { + status = "okay"; + pinctrl-0 = <&pwm_e_pins>; + pinctrl-names = "default"; + clocks = <&clkc CLKID_FCLK_DIV4>; + clock-names = "clkin0"; +}; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html