brcm63xx: add kernel 3.18 support

Add 3.18 support based on 3.18-rc6. Only netboot tested.

Signed-off-by: Jonas Gorski <jogo@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@43461 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 156 insertions, 0 deletions

diff --git a/target/linux/brcm63xx/patches-3.18/342-MIPS-BCM63XX-split-PCIe-reset-signals.patch b/target/linux/brcm63xx/patches-3.18/342-MIPS-BCM63XX-split-PCIe-reset-signals.patch
new file mode 100644
index 0000000000..71044f846e
--- /dev/null
+++ b/target/linux/brcm63xx/patches-3.18/342-MIPS-BCM63XX-split-PCIe-reset-signals.patch
@@ -0,0 +1,156 @@
+From 4bdfacdeaf3c988c4f3256c88118893eac640b03 Mon Sep 17 00:00:00 2001
+From: Jonas Gorski <jogo@openwrt.org>
+Date: Sun, 8 Dec 2013 14:17:50 +0100
+Subject: [PATCH 52/53] MIPS: BCM63XX: split PCIE reset signals
+
+---
+ arch/mips/bcm63xx/reset.c                          | 39 ++++++++++++++--------
+ arch/mips/include/asm/mach-bcm63xx/bcm63xx_reset.h |  2 ++
+ arch/mips/pci/pci-bcm63xx.c                        |  7 ++++
+ 3 files changed, 34 insertions(+), 14 deletions(-)
+
+--- a/arch/mips/bcm63xx/reset.c
++++ b/arch/mips/bcm63xx/reset.c
+@@ -28,7 +28,9 @@
+ 	[BCM63XX_RESET_PCM]		= BCM## __cpu ##_RESET_PCM,	\
+ 	[BCM63XX_RESET_MPI]		= BCM## __cpu ##_RESET_MPI,	\
+ 	[BCM63XX_RESET_PCIE]		= BCM## __cpu ##_RESET_PCIE,	\
+-	[BCM63XX_RESET_PCIE_EXT]	= BCM## __cpu ##_RESET_PCIE_EXT,
++	[BCM63XX_RESET_PCIE_EXT]	= BCM## __cpu ##_RESET_PCIE_EXT, \
++	[BCM63XX_RESET_PCIE_CORE]	= BCM## __cpu ##_RESET_PCIE_CORE, \
++	[BCM63XX_RESET_PCIE_HARD]	= BCM## __cpu ##_RESET_PCIE_HARD,
+ 
+ #define BCM3368_RESET_SPI	SOFTRESET_3368_SPI_MASK
+ #define BCM3368_RESET_ENET	SOFTRESET_3368_ENET_MASK
+@@ -42,6 +44,8 @@
+ #define BCM3368_RESET_MPI	SOFTRESET_3368_MPI_MASK
+ #define BCM3368_RESET_PCIE	0
+ #define BCM3368_RESET_PCIE_EXT	0
++#define BCM3368_RESET_PCIE_CORE	0
++#define BCM3368_RESET_PCIE_HARD	0
+ 
+ 
+ #define BCM6318_RESET_SPI	SOFTRESET_6318_SPI_MASK
+@@ -54,11 +58,10 @@
+ #define BCM6318_RESET_ENETSW	SOFTRESET_6318_ENETSW_MASK
+ #define BCM6318_RESET_PCM	0
+ #define BCM6318_RESET_MPI	0
+-#define BCM6318_RESET_PCIE	\
+-				(SOFTRESET_6318_PCIE_MASK |		\
+-				 SOFTRESET_6318_PCIE_CORE_MASK |	\
+-				 SOFTRESET_6318_PCIE_HARD_MASK)
++#define BCM6318_RESET_PCIE	SOFTRESET_6318_PCIE_MASK
+ #define BCM6318_RESET_PCIE_EXT	SOFTRESET_6318_PCIE_EXT_MASK
++#define BCM6318_RESET_PCIE_CORE	SOFTRESET_6318_PCIE_CORE_MASK
++#define BCM6318_RESET_PCIE_HARD	SOFTRESET_6318_PCIE_HARD_MASK
+ 
+ #define BCM6328_RESET_SPI	SOFTRESET_6328_SPI_MASK
+ #define BCM6328_RESET_ENET	0
+@@ -70,11 +73,10 @@
+ #define BCM6328_RESET_ENETSW	SOFTRESET_6328_ENETSW_MASK
+ #define BCM6328_RESET_PCM	SOFTRESET_6328_PCM_MASK
+ #define BCM6328_RESET_MPI	0
+-#define BCM6328_RESET_PCIE	\
+-				(SOFTRESET_6328_PCIE_MASK |		\
+-				 SOFTRESET_6328_PCIE_CORE_MASK |	\
+-				 SOFTRESET_6328_PCIE_HARD_MASK)
++#define BCM6328_RESET_PCIE	SOFTRESET_6328_PCIE_MASK
+ #define BCM6328_RESET_PCIE_EXT	SOFTRESET_6328_PCIE_EXT_MASK
++#define BCM6328_RESET_PCIE_CORE	SOFTRESET_6328_PCIE_CORE_MASK
++#define BCM6328_RESET_PCIE_HARD	SOFTRESET_6328_PCIE_HARD_MASK
+ 
+ #define BCM6338_RESET_SPI	SOFTRESET_6338_SPI_MASK
+ #define BCM6338_RESET_ENET	SOFTRESET_6338_ENET_MASK
+@@ -88,6 +90,8 @@
+ #define BCM6338_RESET_MPI	0
+ #define BCM6338_RESET_PCIE	0
+ #define BCM6338_RESET_PCIE_EXT	0
++#define BCM6338_RESET_PCIE_CORE	0
++#define BCM6338_RESET_PCIE_HARD	0
+ 
+ #define BCM6348_RESET_SPI	SOFTRESET_6348_SPI_MASK
+ #define BCM6348_RESET_ENET	SOFTRESET_6348_ENET_MASK
+@@ -101,6 +105,8 @@
+ #define BCM6348_RESET_MPI	0
+ #define BCM6348_RESET_PCIE	0
+ #define BCM6348_RESET_PCIE_EXT	0
++#define BCM6348_RESET_PCIE_CORE	0
++#define BCM6348_RESET_PCIE_HARD	0
+ 
+ #define BCM6358_RESET_SPI	SOFTRESET_6358_SPI_MASK
+ #define BCM6358_RESET_ENET	SOFTRESET_6358_ENET_MASK
+@@ -114,6 +120,8 @@
+ #define BCM6358_RESET_MPI	SOFTRESET_6358_MPI_MASK
+ #define BCM6358_RESET_PCIE	0
+ #define BCM6358_RESET_PCIE_EXT	0
++#define BCM6358_RESET_PCIE_CORE	0
++#define BCM6358_RESET_PCIE_HARD	0
+ 
+ #define BCM6362_RESET_SPI	SOFTRESET_6362_SPI_MASK
+ #define BCM6362_RESET_ENET	0
+@@ -125,9 +133,10 @@
+ #define BCM6362_RESET_ENETSW	SOFTRESET_6362_ENETSW_MASK
+ #define BCM6362_RESET_PCM	SOFTRESET_6362_PCM_MASK
+ #define BCM6362_RESET_MPI	0
+-#define BCM6362_RESET_PCIE      (SOFTRESET_6362_PCIE_MASK | \
+-				 SOFTRESET_6362_PCIE_CORE_MASK)
++#define BCM6362_RESET_PCIE      SOFTRESET_6362_PCIE_MASK
+ #define BCM6362_RESET_PCIE_EXT	SOFTRESET_6362_PCIE_EXT_MASK
++#define BCM6362_RESET_PCIE_CORE	SOFTRESET_6362_PCIE_CORE_MASK
++#define BCM6362_RESET_PCIE_HARD	0
+ 
+ #define BCM6368_RESET_SPI	SOFTRESET_6368_SPI_MASK
+ #define BCM6368_RESET_ENET	0
+@@ -141,6 +150,8 @@
+ #define BCM6368_RESET_MPI	SOFTRESET_6368_MPI_MASK
+ #define BCM6368_RESET_PCIE	0
+ #define BCM6368_RESET_PCIE_EXT	0
++#define BCM6368_RESET_PCIE_CORE	0
++#define BCM6368_RESET_PCIE_HARD	0
+ 
+ #define BCM63268_RESET_SPI	SOFTRESET_63268_SPI_MASK
+ #define BCM63268_RESET_ENET	0
+@@ -152,10 +163,10 @@
+ #define BCM63268_RESET_ENETSW	SOFTRESET_63268_ENETSW_MASK
+ #define BCM63268_RESET_PCM	SOFTRESET_63268_PCM_MASK
+ #define BCM63268_RESET_MPI	0
+-#define BCM63268_RESET_PCIE	(SOFTRESET_63268_PCIE_MASK | \
+-				 SOFTRESET_63268_PCIE_CORE_MASK | \
+-				 SOFTRESET_63268_PCIE_HARD_MASK)
++#define BCM63268_RESET_PCIE	SOFTRESET_63268_PCIE_MASK
+ #define BCM63268_RESET_PCIE_EXT	SOFTRESET_63268_PCIE_EXT_MASK
++#define BCM63268_RESET_PCIE_CORE	SOFTRESET_63268_PCIE_CORE_MASK
++#define BCM63268_RESET_PCIE_HARD	SOFTRESET_63268_PCIE_HARD_MASK
+ 
+ /*
+  * core reset bits
+--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_reset.h
++++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_reset.h
+@@ -14,6 +14,8 @@ enum bcm63xx_core_reset {
+ 	BCM63XX_RESET_MPI,
+ 	BCM63XX_RESET_PCIE,
+ 	BCM63XX_RESET_PCIE_EXT,
++	BCM63XX_RESET_PCIE_CORE,
++	BCM63XX_RESET_PCIE_HARD,
+ };
+ 
+ void bcm63xx_core_set_reset(enum bcm63xx_core_reset, int reset);
+--- a/arch/mips/pci/pci-bcm63xx.c
++++ b/arch/mips/pci/pci-bcm63xx.c
+@@ -135,9 +135,16 @@ static void __init bcm63xx_reset_pcie(vo
+ 
+ 	/* reset the PCIe core */
+ 	bcm63xx_core_set_reset(BCM63XX_RESET_PCIE, 1);
++	bcm63xx_core_set_reset(BCM63XX_RESET_PCIE_CORE, 1);
+ 	bcm63xx_core_set_reset(BCM63XX_RESET_PCIE_EXT, 1);
++	if (BCMCPU_IS_6328() || BCMCPU_IS_63268()) {
++		bcm63xx_core_set_reset(BCM63XX_RESET_PCIE_HARD, 1);
++		mdelay(10);
++		bcm63xx_core_set_reset(BCM63XX_RESET_PCIE_HARD, 0);
++	}
+ 	mdelay(10);
+ 
++	bcm63xx_core_set_reset(BCM63XX_RESET_PCIE_CORE, 0);
+ 	bcm63xx_core_set_reset(BCM63XX_RESET_PCIE, 0);
+ 	mdelay(10);
+