Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933534AbcKGTFr (ORCPT ); Mon, 7 Nov 2016 14:05:47 -0500 Received: from mail-pf0-f171.google.com ([209.85.192.171]:33100 "EHLO mail-pf0-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932916AbcKGTFo (ORCPT ); Mon, 7 Nov 2016 14:05:44 -0500 From: Kevin Hilman To: Neil Armstrong Cc: carlo@caione.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: Re: [PATCH 7/8] ARM64: dts: meson-gxl-p23x: Add SD/SDIO/MMC and PWM nodes Organization: BayLibre References: <1477932286-27482-1-git-send-email-narmstrong@baylibre.com> <1477932286-27482-8-git-send-email-narmstrong@baylibre.com> Date: Sat, 05 Nov 2016 17:10:17 -0500 In-Reply-To: <1477932286-27482-8-git-send-email-narmstrong@baylibre.com> (Neil Armstrong's message of "Mon, 31 Oct 2016 17:44:45 +0100") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (darwin) MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3515 Lines: 141 Neil Armstrong writes: > Add SD/SDIO/MMC nodes and PWM 32768Hz clock configuration to provide > storage and WiFi functionality on the p23x boards. Just curious... what storage functionality are you referring to here? Kevin > Signed-off-by: Neil Armstrong > --- > .../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 666fe2b..7830809 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 */ > @@ -64,3 +104,75 @@ > pinctrl-0 = <&uart_ao_a_pins>; > pinctrl-names = "default"; > }; > + > +/* 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"; > +};