Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756609AbcJTLnb (ORCPT ); Thu, 20 Oct 2016 07:43:31 -0400 Received: from mail-qk0-f180.google.com ([209.85.220.180]:36585 "EHLO mail-qk0-f180.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755235AbcJTLnM (ORCPT ); Thu, 20 Oct 2016 07:43:12 -0400 From: Neil Armstrong To: carlo@caione.org, khilman@baylibre.com Cc: Neil Armstrong , linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH 4/4] ARM64: dts: meson-gxbb: Add MMC nodes to Nexbox A95x Date: Thu, 20 Oct 2016 13:42:57 +0200 Message-Id: <1476963777-1804-5-git-send-email-narmstrong@baylibre.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1476963777-1804-1-git-send-email-narmstrong@baylibre.com> References: <1476963777-1804-1-git-send-email-narmstrong@baylibre.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3311 Lines: 146 Add support for eMMC/SD/SDIO on the Nexbox A95x. Signed-off-by: Neil Armstrong --- .../boot/dts/amlogic/meson-gxbb-nexbox-a95x.dts | 122 +++++++++++++++++++++ 1 file changed, 122 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-nexbox-a95x.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-nexbox-a95x.dts index 399d85f..9696820 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxbb-nexbox-a95x.dts +++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-nexbox-a95x.dts @@ -87,6 +87,61 @@ gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_LOW>; }; }; + + vddio_card: gpio-regulator { + compatible = "regulator-gpio"; + + regulator-name = "VDDIO_CARD"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + + gpios = <&gpio_ao GPIOAO_5 GPIO_ACTIVE_HIGH>; + gpios-states = <1>; + + /* Based on P200 schematics, signal CARD_1.8V/3.3V_CTR */ + states = <1800000 0 + 3300000 1>; + }; + + 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"; + }; }; &uart_AO { @@ -107,3 +162,70 @@ pinctrl-0 = <&remote_input_ao_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>; +}; + +/* 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_card>; +}; + +/* 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