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authorRafał Miłecki <zajec5@gmail.com>2014-10-09 16:36:51 +0000
committerRafał Miłecki <zajec5@gmail.com>2014-10-09 16:36:51 +0000
commit78be7225c3d6741d8abfa9d9a7ac1f8e431a2cc5 (patch)
tree7cf0b67062373cc6aff89f50f9072ba68fb4b8cd
parent9473673ae33c0d856124ffcb10fefefdc61c82e7 (diff)
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bcm53xx: prepare to support Asus RT-N18U
DT file doesn't include any GPIOs yet, but let's add it as we got some interest in this device on IRC. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> SVN-Revision: 42864
-rw-r--r--target/linux/bcm53xx/image/Makefile11
-rw-r--r--target/linux/bcm53xx/patches-3.14/304-ARM-BCM5301X-Add-DT-for-Asus-RT-N18U.patch105
2 files changed, 116 insertions, 0 deletions
diff --git a/target/linux/bcm53xx/image/Makefile b/target/linux/bcm53xx/image/Makefile
index 4f22598861..968388380a 100644
--- a/target/linux/bcm53xx/image/Makefile
+++ b/target/linux/bcm53xx/image/Makefile
@@ -39,6 +39,15 @@ endef
# $(1): filesystem type (e.g. squashfs, initramfs).
# $(2): dts filename (also used for the firmware file).
+# $(3): device specific magic.
+define Image/Build/AsusTrx
+ $(call Image/Build/$(1)/DTB,$(2))
+ # TODO: Put magic in TRX file
+ cp $(KDIR)/$(IMG_PREFIX)-$(2)-$(1).trx $(BIN_DIR)/
+endef
+
+# $(1): filesystem type (e.g. squashfs, initramfs).
+# $(2): dts filename (also used for the firmware file).
define Image/Build/Trx
$(call Image/Build/$(1)/DTB,$(2))
cp $(KDIR)/$(IMG_PREFIX)-$(2)-$(1).trx $(BIN_DIR)/
@@ -55,6 +64,8 @@ endef
# $(1): filesystem type (e.g. squashfs, initramfs).
define Image/Build
+ $(call Image/Build/AsusTrx,$(1),bcm47081-asus-rt-n18u,RT-N18U)
+
$(call Image/Build/Trx,$(1),bcm4708-buffalo-wzr-1750dhp)
$(call Image/Build/Chk,$(1),bcm4708-netgear-r6250,U12H245T00_NETGEAR,1)
diff --git a/target/linux/bcm53xx/patches-3.14/304-ARM-BCM5301X-Add-DT-for-Asus-RT-N18U.patch b/target/linux/bcm53xx/patches-3.14/304-ARM-BCM5301X-Add-DT-for-Asus-RT-N18U.patch
new file mode 100644
index 0000000000..474dcbab7d
--- /dev/null
+++ b/target/linux/bcm53xx/patches-3.14/304-ARM-BCM5301X-Add-DT-for-Asus-RT-N18U.patch
@@ -0,0 +1,105 @@
+From 14126edd3b5cd6e08e46857283724f783db92c99 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
+Date: Thu, 9 Oct 2014 18:16:26 +0200
+Subject: [PATCH] ARM: BCM5301X: Add DT for Asus RT-N18U
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
+---
+ arch/arm/boot/dts/Makefile | 1 +
+ arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts | 35 +++++++++++++++++++++++++++++
+ arch/arm/boot/dts/bcm47081.dtsi | 26 +++++++++++++++++++++
+ 3 files changed, 62 insertions(+)
+ create mode 100644 arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts
+ create mode 100644 arch/arm/boot/dts/bcm47081.dtsi
+
+diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
+index 17c717b..77f932d 100644
+--- a/arch/arm/boot/dts/Makefile
++++ b/arch/arm/boot/dts/Makefile
+@@ -51,6 +51,7 @@ dtb-$(CONFIG_ARCH_BCM_MOBILE) += bcm11351-brt.dtb \
+ bcm28155-ap.dtb
+ dtb-$(CONFIG_ARCH_BCM2835) += bcm2835-rpi-b.dtb
+ dtb-$(CONFIG_ARCH_BCM_5301X) += \
++ bcm47081-asus-rt-n18u.dtb \
+ bcm4708-buffalo-wzr-1750dhp.dtb \
+ bcm4708-netgear-r6250.dtb \
+ bcm4708-netgear-r6300-v2.dtb
+diff --git a/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts b/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts
+new file mode 100644
+index 0000000..e6347a9
+--- /dev/null
++++ b/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts
+@@ -0,0 +1,35 @@
++/*
++ * Broadcom BCM470X / BCM5301X arm platform code.
++ * DTS for Asus RT-N18U
++ *
++ * Copyright © 2014 Rafał Miłecki <zajec5@gmail.com>
++ *
++ * Licensed under the GNU/GPL. See COPYING for details.
++ */
++
++/dts-v1/;
++
++#include "bcm47081.dtsi"
++
++/ {
++ compatible = "asus,rt-n18u", "brcm,bcm47081";
++ model = "Asus RT-N18U (BCM47081)";
++
++ chosen {
++ bootargs = "console=ttyS0,115200";
++ };
++
++ memory {
++ reg = <0x00000000 0x08000000>;
++ };
++
++ chipcommonA {
++ uart0: serial@0300 {
++ status = "okay";
++ };
++
++ uart1: serial@0400 {
++ status = "okay";
++ };
++ };
++};
+diff --git a/arch/arm/boot/dts/bcm47081.dtsi b/arch/arm/boot/dts/bcm47081.dtsi
+new file mode 100644
+index 0000000..f720012
+--- /dev/null
++++ b/arch/arm/boot/dts/bcm47081.dtsi
+@@ -0,0 +1,26 @@
++/*
++ * Broadcom BCM470X / BCM5301X ARM platform code.
++ * DTS for BCM47081 SoC.
++ *
++ * Copyright © 2014 Rafał Miłecki <zajec5@gmail.com>
++ *
++ * Licensed under the GNU/GPL. See COPYING for details.
++ */
++
++#include "bcm5301x.dtsi"
++
++/ {
++ compatible = "brcm,bcm47081";
++
++ cpus {
++ #address-cells = <1>;
++ #size-cells = <0>;
++
++ cpu@0 {
++ device_type = "cpu";
++ compatible = "arm,cortex-a9";
++ next-level-cache = <&L2>;
++ reg = <0x0>;
++ };
++ };
++};
+--
+1.8.4.5
+