]> asedeno.scripts.mit.edu Git - linux.git/commitdiff
ARM64: dts: meson-gxm: Add support for the Nexbox A1
authorNeil Armstrong <narmstrong@baylibre.com>
Tue, 22 Nov 2016 10:00:46 +0000 (11:00 +0100)
committerKevin Hilman <khilman@baylibre.com>
Mon, 28 Nov 2016 20:05:45 +0000 (12:05 -0800)
Add support for the Nexbox A1 board based on the Amlogic S912 SoC.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
[khilman: replace '_' in node-names with '-']
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
Documentation/devicetree/bindings/arm/amlogic.txt
arch/arm64/boot/dts/amlogic/Makefile
arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts [new file with mode: 0644]

index 1144214c51bbf3398fe36947539bc267e546d3db..6ef7c52e794f3c393bc70845465614fcf1259a6b 100644 (file)
@@ -45,3 +45,4 @@ Board compatible values:
   - "amlogic,p231" (Meson gxl s905d)
   - "amlogic,q200" (Meson gxm s912)
   - "amlogic,q201" (Meson gxm s912)
+  - "nexbox,a1" (Meson gxm s912)
index 7752a1647661ac4f5b50579212f71f696c4812bf..2fbb8e39bba4f2429e53bb1e5ad9a2c25de0d496 100644 (file)
@@ -10,6 +10,7 @@ dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905d-p230.dtb
 dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905d-p231.dtb
 dtb-$(CONFIG_ARCH_MESON) += meson-gxm-s912-q200.dtb
 dtb-$(CONFIG_ARCH_MESON) += meson-gxm-s912-q201.dtb
+dtb-$(CONFIG_ARCH_MESON) += meson-gxm-nexbox-a1.dtb
 
 always         := $(dtb-y)
 subdir-y       := $(dts-dirs)
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts
new file mode 100644 (file)
index 0000000..f859d75
--- /dev/null
@@ -0,0 +1,169 @@
+/*
+ * Copyright (c) 2016 BayLibre, SAS.
+ * Author: Neil Armstrong <narmstrong@baylibre.com>
+ *
+ * Copyright (c) 2016 Endless Computers, Inc.
+ * Author: Carlo Caione <carlo@endlessm.com>
+ *
+ * This file is dual-licensed: you can use it either under the terms
+ * of the GPL or the X11 license, at your option. Note that this dual
+ * licensing only applies to this file, and not this project as a
+ * whole.
+ *
+ *  a) This library is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU General Public License as
+ *     published by the Free Software Foundation; either version 2 of the
+ *     License, or (at your option) any later version.
+ *
+ *     This library is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ * Or, alternatively,
+ *
+ *  b) Permission is hereby granted, free of charge, to any person
+ *     obtaining a copy of this software and associated documentation
+ *     files (the "Software"), to deal in the Software without
+ *     restriction, including without limitation the rights to use,
+ *     copy, modify, merge, publish, distribute, sublicense, and/or
+ *     sell copies of the Software, and to permit persons to whom the
+ *     Software is furnished to do so, subject to the following
+ *     conditions:
+ *
+ *     The above copyright notice and this permission notice shall be
+ *     included in all copies or substantial portions of the Software.
+ *
+ *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ *     OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/dts-v1/;
+
+#include "meson-gxm.dtsi"
+
+/ {
+       compatible = "nexbox,a1", "amlogic,s912", "amlogic,meson-gxm";
+       model = "NEXBOX A1";
+
+       aliases {
+               serial0 = &uart_AO;
+       };
+
+       chosen {
+               stdout-path = "serial0:115200n8";
+       };
+
+       memory@0 {
+               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>;
+       };
+};
+
+/* This UART is brought out to the DB9 connector */
+&uart_AO {
+       status = "okay";
+       pinctrl-0 = <&uart_ao_a_pins>;
+       pinctrl-names = "default";
+};
+
+&ir {
+       status = "okay";
+       pinctrl-0 = <&remote_input_ao_pins>;
+       pinctrl-names = "default";
+};
+
+/* 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>;
+};
+
+&ethmac {
+       status = "okay";
+
+       pinctrl-0 = <&eth_pins>;
+       pinctrl-names = "default";
+
+       /* Select external PHY by default */
+       phy-handle = <&external_phy>;
+
+       snps,reset-gpio = <&gpio GPIOZ_14 0>;
+       snps,reset-delays-us = <0 10000 1000000>;
+       snps,reset-active-low;
+
+       /* External PHY is in RGMII */
+       phy-mode = "rgmii";
+};
+
+&external_mdio {
+       external_phy: ethernet-phy@0 {
+               compatible = "ethernet-phy-id001c.c916", "ethernet-phy-ieee802.3-c22";
+               reg = <0>;
+               max-speed = <1000>;
+       };
+};