bcm53xx: add basic support for Netgear R7900

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@49122 3c298f89-4303-0410-b956-a3cf2f4a3e73

7 files changed, 87 insertions, 13 deletions

diff --git a/target/linux/bcm53xx/base-files/etc/board.d/02_network b/target/linux/bcm53xx/base-files/etc/board.d/02_network
index f879e01bf2..ea49f827b2 100755
--- a/target/linux/bcm53xx/base-files/etc/board.d/02_network
+++ b/target/linux/bcm53xx/base-files/etc/board.d/02_network
@@ -12,9 +12,8 @@ case "$board" in
 asus,rt-ac87u)
 	ifname=eth1
 	;;
+netgear,r7900)
 netgear,r8000)
-	ifname=eth2
-	;;
 netgear,r8500)
 	ifname=eth2
 	;;
@@ -23,16 +22,11 @@ netgear,r8500)
 	;;
 esac
 
-# Workaround for devices using eth2
+# Workaround for devices using eth2 connected to (CPU) switch port 8
 case "$board" in
+netgear,r7900)
 netgear,r8000)
 	ifname=eth0
-	;;
-esac
-
-# Workaround for devices using CPU port 8 (connected to eth2)
-case "$board" in
-netgear,r8000)
 	ucidef_add_switch "switch0" \
 		"0:lan" "1:lan" "2:lan" "3:lan" "4:wan" "5t@$ifname"
 	board_config_flush
diff --git a/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh b/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh
index 20d9e29e07..51ad041730 100644
--- a/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh
+++ b/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh
@@ -28,6 +28,7 @@ platform_expected_image() {
 		"netgear,r6250v1")	echo "chk U12H245T00_NETGEAR"; return;;
 		"netgear,r6300v2")	echo "chk U12H240T00_NETGEAR"; return;;
 		"netgear,r7000")	echo "chk U12H270T00_NETGEAR"; return;;
+		"netgear,r7900")	echo "chk U12H315T30_NETGEAR"; return;;
 		"netgear,r8000")	echo "chk U12H315T00_NETGEAR"; return;;
 		"netgear,r8500")	echo "chk U12H334T00_NETGEAR"; return;;
 	esac
diff --git a/target/linux/bcm53xx/image/Makefile b/target/linux/bcm53xx/image/Makefile
index f6f0f5b756..41281f9066 100644
--- a/target/linux/bcm53xx/image/Makefile
+++ b/target/linux/bcm53xx/image/Makefile
@@ -177,6 +177,7 @@ $(eval $(call AsusDevice,rt-n18u,RT-N18U))
 $(eval $(call DLinkDevice,dir-885l,wrgac42_dlink.2015_dir885l))
 $(eval $(call LinksysDevice,ea6300-v1))
 $(eval $(call NetgearDevice,r7000,U12H270T00_NETGEAR))
+$(eval $(call NetgearDevice,r7900,U12H315T30_NETGEAR))
 # $(eval $(call NetgearDevice,r8500,U12H334T00_NETGEAR))
 
 $(eval $(call BuildImage))
diff --git a/target/linux/bcm53xx/patches-4.4/301-ARM-BCM5301X-Add-DT-for-Netgear-R7900.patch b/target/linux/bcm53xx/patches-4.4/301-ARM-BCM5301X-Add-DT-for-Netgear-R7900.patch
new file mode 100644
index 0000000000..c67d562f0c
--- /dev/null
+++ b/target/linux/bcm53xx/patches-4.4/301-ARM-BCM5301X-Add-DT-for-Netgear-R7900.patch
@@ -0,0 +1,63 @@
+From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
+Subject: [PATCH] ARM: BCM5301X: Add DT for Netgear R7900
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
+---
+
+--- a/arch/arm/boot/dts/Makefile
++++ b/arch/arm/boot/dts/Makefile
+@@ -75,6 +75,7 @@ dtb-$(CONFIG_ARCH_BCM_5301X) += \
+ 	bcm4709-asus-rt-ac87u.dtb \
+ 	bcm4709-buffalo-wxr-1900dhp.dtb \
+ 	bcm4709-netgear-r7000.dtb \
++	bcm4709-netgear-r7900.dtb \
+ 	bcm4709-netgear-r8000.dtb \
+ 	bcm47094-dlink-dir-885l.dtb \
+ 	bcm94708.dtb \
+--- /dev/null
++++ b/arch/arm/boot/dts/bcm4709-netgear-r7900.dts
+@@ -0,0 +1,41 @@
++/*
++ * Broadcom BCM470X / BCM5301X ARM platform code.
++ * DTS for Netgear R7900
++ *
++ * Copyright (C) 2016 Rafał Miłecki <zajec5@gmail.com>
++ *
++ * Licensed under the GNU/GPL. See COPYING for details.
++ */
++
++/dts-v1/;
++
++#include "bcm4708.dtsi"
++#include "bcm5301x-nand-cs0-bch8.dtsi"
++
++/ {
++	compatible = "netgear,r7900", "brcm,bcm4709", "brcm,bcm4708";
++	model = "Netgear R7900";
++
++	chosen {
++		bootargs = "console=ttyS0,115200";
++	};
++
++	memory {
++		reg = <0x00000000 0x08000000>;
++	};
++
++	axi@18000000 {
++		usb3@23000 {
++			reg = <0x00023000 0x1000>;
++
++			#address-cells = <1>;
++			#size-cells = <1>;
++
++			vcc-gpio = <&chipcommon 0 GPIO_ACTIVE_HIGH>;
++		};
++	};
++};
++
++&uart0 {
++	status = "okay";
++};
diff --git a/target/linux/bcm53xx/patches-4.4/306-ARM-BCM5301X-Add-DT-for-Netgear-R8500.patch b/target/linux/bcm53xx/patches-4.4/306-ARM-BCM5301X-Add-DT-for-Netgear-R8500.patch
index be58470edc..98a670c463 100644
--- a/target/linux/bcm53xx/patches-4.4/306-ARM-BCM5301X-Add-DT-for-Netgear-R8500.patch
+++ b/target/linux/bcm53xx/patches-4.4/306-ARM-BCM5301X-Add-DT-for-Netgear-R8500.patch
@@ -13,8 +13,8 @@ Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
 
 --- a/arch/arm/boot/dts/Makefile
 +++ b/arch/arm/boot/dts/Makefile
-@@ -78,6 +78,7 @@ dtb-$(CONFIG_ARCH_BCM_5301X) += \
- 	bcm4709-netgear-r7000.dtb \
+@@ -79,6 +79,7 @@ dtb-$(CONFIG_ARCH_BCM_5301X) += \
+ 	bcm4709-netgear-r7900.dtb \
  	bcm4709-netgear-r8000.dtb \
  	bcm47094-dlink-dir-885l.dtb \
 +	bcm47094-netgear-r8500.dtb \
diff --git a/target/linux/bcm53xx/patches-4.4/331-ARM-BCM5301X-Specify-RAM-on-devices-by-including-HIG.patch b/target/linux/bcm53xx/patches-4.4/331-ARM-BCM5301X-Specify-RAM-on-devices-by-including-HIG.patch
index fef817f766..b388318470 100644
--- a/target/linux/bcm53xx/patches-4.4/331-ARM-BCM5301X-Specify-RAM-on-devices-by-including-HIG.patch
+++ b/target/linux/bcm53xx/patches-4.4/331-ARM-BCM5301X-Specify-RAM-on-devices-by-including-HIG.patch
@@ -195,3 +195,15 @@ Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
  	};
  
  	leds {
+--- a/arch/arm/boot/dts/bcm4709-netgear-r7900.dts
++++ b/arch/arm/boot/dts/bcm4709-netgear-r7900.dts
+@@ -21,7 +21,8 @@
+ 	};
+ 
+ 	memory {
+-		reg = <0x00000000 0x08000000>;
++		reg = <0x00000000 0x08000000
++		       0x88000000 0x08000000>;
+ 	};
+ 
+ 	axi@18000000 {
diff --git a/target/linux/bcm53xx/patches-4.4/710-b53-add-hacky-CPU-port-fixes-for-devices-not-using-p.patch b/target/linux/bcm53xx/patches-4.4/710-b53-add-hacky-CPU-port-fixes-for-devices-not-using-p.patch
index 6e8681c5c0..68fa647209 100644
--- a/target/linux/bcm53xx/patches-4.4/710-b53-add-hacky-CPU-port-fixes-for-devices-not-using-p.patch
+++ b/target/linux/bcm53xx/patches-4.4/710-b53-add-hacky-CPU-port-fixes-for-devices-not-using-p.patch
@@ -21,12 +21,14 @@ Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
  
  #include "b53_regs.h"
  #include "b53_priv.h"
-@@ -1370,6 +1371,20 @@ static int b53_switch_init(struct b53_de
+@@ -1370,6 +1371,23 @@ static int b53_switch_init(struct b53_de
  			sw_dev->cpu_port = 5;
  	}
  
 +	if (of_machine_is_compatible("asus,rt-ac87u"))
 +		sw_dev->cpu_port = 7;
++	else if (of_machine_is_compatible("netgear,r7900"))
++		sw_dev->cpu_port = 8;
 +	else if (of_machine_is_compatible("netgear,r8000"))
 +		sw_dev->cpu_port = 8;
 +	else if (of_machine_is_compatible("netgear,r8500"))
@@ -36,7 +38,8 @@ Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
 +	 * Workaround for devices using port 8 (connected to the 3rd iface).
 +	 * For some reason it doesn't work (no packets on eth2).
 +	 */
-+	if (of_machine_is_compatible("netgear,r8000"))
++	if (of_machine_is_compatible("netgear,r7900") ||
++	    of_machine_is_compatible("netgear,r8000"))
 +		sw_dev->cpu_port = 5;
 +
  	/* cpu port is always last */