From 78be7225c3d6741d8abfa9d9a7ac1f8e431a2cc5 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= Date: Thu, 9 Oct 2014 16:36:51 +0000 Subject: [PATCH] bcm53xx: prepare to support Asus RT-N18U MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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 SVN-Revision: 42864 --- target/linux/bcm53xx/image/Makefile | 11 ++ ...ARM-BCM5301X-Add-DT-for-Asus-RT-N18U.patch | 105 ++++++++++++++++++ 2 files changed, 116 insertions(+) create mode 100644 target/linux/bcm53xx/patches-3.14/304-ARM-BCM5301X-Add-DT-for-Asus-RT-N18U.patch 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 @@ -37,6 +37,15 @@ define Image/Build/DTB $(STAGING_DIR_HOST)/bin/lzma e $(KDIR)/$(1)-$(2).dts $(KDIR)/$(1)-$(2).lzma -d16 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 @@ -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?= +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 +--- + 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 ++ * ++ * 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 ++ * ++ * 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 +