5e13e40591
This makes it possible to activate early printk. Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> SVN-Revision: 43145
160 lines
3.7 KiB
Diff
160 lines
3.7 KiB
Diff
From 89fe6f9b7875f74e7d63a90ae3a51d84d3cf9369 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
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Date: Thu, 9 Oct 2014 18:16:26 +0200
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Subject: [PATCH] ARM: BCM5301X: Add DT for Asus RT-N18U
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
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---
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arch/arm/boot/dts/Makefile | 3 +-
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arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts | 88 +++++++++++++++++++++++++++++
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arch/arm/boot/dts/bcm47081.dtsi | 26 +++++++++
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arch/arm/mach-bcm/bcm_5301x.c | 1 +
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4 files changed, 117 insertions(+), 1 deletion(-)
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create mode 100644 arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts
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create mode 100644 arch/arm/boot/dts/bcm47081.dtsi
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--- a/arch/arm/boot/dts/Makefile
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+++ b/arch/arm/boot/dts/Makefile
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@@ -53,7 +53,8 @@ dtb-$(CONFIG_ARCH_BCM2835) += bcm2835-rp
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dtb-$(CONFIG_ARCH_BCM_5301X) += \
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bcm4708-buffalo-wzr-1750dhp.dtb \
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bcm4708-netgear-r6250.dtb \
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- bcm4708-netgear-r6300-v2.dtb
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+ bcm4708-netgear-r6300-v2.dtb \
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+ bcm47081-asus-rt-n18u.dtb
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dtb-$(CONFIG_ARCH_BERLIN) += \
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berlin2-sony-nsz-gs7.dtb \
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berlin2cd-google-chromecast.dtb
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--- /dev/null
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+++ b/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts
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@@ -0,0 +1,88 @@
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+/*
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+ * Broadcom BCM470X / BCM5301X arm platform code.
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+ * DTS for Asus RT-N18U
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+ *
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+ * Copyright © 2014 Rafał Miłecki <zajec5@gmail.com>
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+ *
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+ * Licensed under the GNU/GPL. See COPYING for details.
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+ */
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+
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+/dts-v1/;
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+
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+#include "bcm47081.dtsi"
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+
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+/ {
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+ compatible = "asus,rt-n18u", "brcm,bcm47081";
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+ model = "Asus RT-N18U (BCM47081)";
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+
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+ chosen {
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+ bootargs = "console=ttyS0,115200 earlyprintk";
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+ };
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+
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+ memory {
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+ reg = <0x00000000 0x08000000>;
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+ };
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+
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+ chipcommonA {
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+ uart0: serial@0300 {
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+ status = "okay";
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+ };
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+
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+ uart1: serial@0400 {
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+ status = "okay";
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+ };
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+ };
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+
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+ leds {
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+ compatible = "gpio-leds";
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+
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+ power {
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+ label = "bcm53xx:blue:power";
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+ gpios = <&chipcommon 0 GPIO_ACTIVE_LOW>;
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+ linux,default-trigger = "default-on";
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+ };
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+
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+ usb2 {
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+ label = "bcm53xx:blue:usb2";
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+ gpios = <&chipcommon 3 GPIO_ACTIVE_LOW>;
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+ linux,default-trigger = "default-off";
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+ };
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+
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+ wan {
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+ label = "bcm53xx:blue:wan";
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+ gpios = <&chipcommon 6 GPIO_ACTIVE_LOW>;
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+ linux,default-trigger = "default-on";
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+ };
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+
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+ lan {
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+ label = "bcm53xx:blue:lan";
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+ gpios = <&chipcommon 9 GPIO_ACTIVE_LOW>;
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+ linux,default-trigger = "default-on";
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+ };
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+
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+ usb3 {
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+ label = "bcm53xx:blue:usb3";
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+ gpios = <&chipcommon 14 GPIO_ACTIVE_LOW>;
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+ linux,default-trigger = "default-off";
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+ };
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+ };
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+
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+ gpio-keys {
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+ compatible = "gpio-keys-polled";
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+ poll-interval = <200>;
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+
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+ restart {
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+ label = "Reset";
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+ linux,code = <KEY_RESTART>;
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+ gpios = <&chipcommon 7 GPIO_ACTIVE_LOW>;
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+ };
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+
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+ wps {
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+ label = "WPS";
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+ linux,code = <KEY_WPS_BUTTON>;
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+ gpios = <&chipcommon 11 GPIO_ACTIVE_LOW>;
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+ };
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+ };
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+};
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--- /dev/null
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+++ b/arch/arm/boot/dts/bcm47081.dtsi
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@@ -0,0 +1,26 @@
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+/*
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+ * Broadcom BCM470X / BCM5301X ARM platform code.
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+ * DTS for BCM47081 SoC.
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+ *
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+ * Copyright © 2014 Rafał Miłecki <zajec5@gmail.com>
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+ *
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+ * Licensed under the GNU/GPL. See COPYING for details.
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+ */
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+
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+#include "bcm5301x.dtsi"
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+
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+/ {
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+ compatible = "brcm,bcm47081";
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+
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+ cpus {
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+
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+ cpu@0 {
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+ device_type = "cpu";
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+ compatible = "arm,cortex-a9";
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+ next-level-cache = <&L2>;
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+ reg = <0x0>;
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+ };
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+ };
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+};
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--- a/arch/arm/mach-bcm/bcm_5301x.c
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+++ b/arch/arm/mach-bcm/bcm_5301x.c
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@@ -81,6 +81,7 @@ static void bcm5301x_restart(enum reboot
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static const char __initconst *bcm5301x_dt_compat[] = {
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"brcm,bcm4708",
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+ "brcm,bcm47081",
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NULL,
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};
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