From 600b59642e7665026855ec1c40122d94f000f3f7 Mon Sep 17 00:00:00 2001
From: Florian Fainelli <florian@openwrt.org>
Date: Thu, 6 Jun 2013 22:21:58 +0000
Subject: [PATCH] brcm63xx: add support for BCM3368

Add support for the Broadcom BCM3368 cable modem chipset, includes:
- Ethernet
- SPI
- UARTs
- GPIOs
- PCI

Signed-off-by: Florian Fainelli <florian@openwrt.org>

SVN-Revision: 36874
---
 target/linux/brcm63xx/generic/config-default  |   1 +
 .../patches-3.8/424-bcm3368_support.patch     | 504 ++++++++++++++++++
 .../patches-3.9/424-bcm3368_support.patch     | 504 ++++++++++++++++++
 3 files changed, 1009 insertions(+)
 create mode 100644 target/linux/brcm63xx/patches-3.8/424-bcm3368_support.patch
 create mode 100644 target/linux/brcm63xx/patches-3.9/424-bcm3368_support.patch

diff --git a/target/linux/brcm63xx/generic/config-default b/target/linux/brcm63xx/generic/config-default
index 2dc558be29..202ac3ba60 100644
--- a/target/linux/brcm63xx/generic/config-default
+++ b/target/linux/brcm63xx/generic/config-default
@@ -1,3 +1,4 @@
+CONFIG_BCM63XX_CPU_3368=y
 CONFIG_BCM63XX_CPU_6328=y
 CONFIG_BCM63XX_CPU_6338=y
 CONFIG_BCM63XX_CPU_6345=y
diff --git a/target/linux/brcm63xx/patches-3.8/424-bcm3368_support.patch b/target/linux/brcm63xx/patches-3.8/424-bcm3368_support.patch
new file mode 100644
index 0000000000..53542b1cf8
--- /dev/null
+++ b/target/linux/brcm63xx/patches-3.8/424-bcm3368_support.patch
@@ -0,0 +1,504 @@
+--- a/arch/mips/bcm63xx/Kconfig
++++ b/arch/mips/bcm63xx/Kconfig
+@@ -13,6 +13,10 @@ config BCM63XX_EHCI
+ 	select USB_EHCI_BIG_ENDIAN_DESC if USB_EHCI_HCD
+ 	select USB_EHCI_BIG_ENDIAN_MMIO if USB_EHCI_HCD
+ 
++config BCM63XX_CPU_3368
++	bool "support 3368 CPU"
++	select HW_HAS_PCI
++
+ config BCM63XX_CPU_6328
+ 	bool "support 6328 CPU"
+ 	select HW_HAS_PCI
+--- a/arch/mips/bcm63xx/cpu.c
++++ b/arch/mips/bcm63xx/cpu.c
+@@ -29,6 +29,14 @@ static u8 bcm63xx_cpu_rev;
+ static unsigned int bcm63xx_cpu_freq;
+ static unsigned int bcm63xx_memory_size;
+ 
++static const unsigned long bcm3368_regs_base[] = {
++	__GEN_CPU_REGS_TABLE(3368)
++};
++
++static const int bcm3368_irqs[] = {
++	__GEN_CPU_IRQ_TABLE(3368)
++};
++
+ static const unsigned long bcm6328_regs_base[] = {
+ 	__GEN_CPU_REGS_TABLE(6328)
+ };
+@@ -116,6 +124,9 @@ unsigned int bcm63xx_get_memory_size(voi
+ static unsigned int detect_cpu_clock(void)
+ {
+ 	switch (bcm63xx_get_cpu_id()) {
++	case BCM3368_CPU_ID:
++		return 300000000;
++
+ 	case BCM6328_CPU_ID:
+ 	{
+ 		unsigned int tmp, mips_pll_fcvo;
+@@ -266,7 +277,7 @@ static unsigned int detect_memory_size(v
+ 		banks = (val & SDRAM_CFG_BANK_MASK) ? 2 : 1;
+ 	}
+ 
+-	if (BCMCPU_IS_6358() || BCMCPU_IS_6368()) {
++	if (BCMCPU_IS_3368() || BCMCPU_IS_6358() || BCMCPU_IS_6368()) {
+ 		val = bcm_memc_readl(MEMC_CFG_REG);
+ 		rows = (val & MEMC_CFG_ROW_MASK) >> MEMC_CFG_ROW_SHIFT;
+ 		cols = (val & MEMC_CFG_COL_MASK) >> MEMC_CFG_COL_SHIFT;
+@@ -302,10 +313,17 @@ void __init bcm63xx_cpu_init(void)
+ 		chipid_reg = BCM_6345_PERF_BASE;
+ 		break;
+ 	case CPU_BMIPS4350:
+-		if ((read_c0_prid() & 0xf0) == 0x10)
++		switch ((read_c0_prid() & 0xff)) {
++		case 0x04:
++			chipid_reg = BCM_3368_PERF_BASE;
++			break;
++		case 0x10:
+ 			chipid_reg = BCM_6345_PERF_BASE;
+-		else
++			break;
++		default:
+ 			chipid_reg = BCM_6368_PERF_BASE;
++			break;
++		}
+ 		break;
+ 	}
+ 
+@@ -322,6 +340,10 @@ void __init bcm63xx_cpu_init(void)
+ 	bcm63xx_cpu_rev = (tmp & REV_REVID_MASK) >> REV_REVID_SHIFT;
+ 
+ 	switch (bcm63xx_cpu_id) {
++	case BCM3368_CPU_ID:
++		bcm63xx_regs_base = bcm3368_regs_base;
++		bcm63xx_irqs = bcm3368_irqs;
++		break;
+ 	case BCM6328_CPU_ID:
+ 		bcm63xx_regs_base = bcm6328_regs_base;
+ 		bcm63xx_irqs = bcm6328_irqs;
+--- a/arch/mips/bcm63xx/dev-uart.c
++++ b/arch/mips/bcm63xx/dev-uart.c
+@@ -54,8 +54,8 @@ int __init bcm63xx_uart_register(unsigne
+ 	if (id >= ARRAY_SIZE(bcm63xx_uart_devices))
+ 		return -ENODEV;
+ 
+-	if (id == 1 && !BCMCPU_IS_6328() && !BCMCPU_IS_6358() &&
+-	    !BCMCPU_IS_6368())
++	if (id == 1 && !BCMCPU_IS_3368() && !BCMCPU_IS_6328() &&
++			!BCMCPU_IS_6358() && !BCMCPU_IS_6368())
+ 		return -ENODEV;
+ 
+ 	if (id == 0) {
+--- a/arch/mips/bcm63xx/prom.c
++++ b/arch/mips/bcm63xx/prom.c
+@@ -30,7 +30,9 @@ void __init prom_init(void)
+ 	bcm_wdt_writel(WDT_STOP_2, WDT_CTL_REG);
+ 
+ 	/* disable all hardware blocks clock for now */
+-	if (BCMCPU_IS_6328())
++	if (BCMCPU_IS_3368())
++		mask = CKCTL_3368_ALL_SAFE_EN;
++	else if (BCMCPU_IS_6328())
+ 		mask = CKCTL_6328_ALL_SAFE_EN;
+ 	else if (BCMCPU_IS_6338())
+ 		mask = CKCTL_6338_ALL_SAFE_EN;
+--- a/arch/mips/bcm63xx/setup.c
++++ b/arch/mips/bcm63xx/setup.c
+@@ -68,6 +68,9 @@ void bcm63xx_machine_reboot(void)
+ 
+ 	/* mask and clear all external irq */
+ 	switch (bcm63xx_get_cpu_id()) {
++	case BCM3368_CPU_ID:
++		perf_regs[0] = PERF_EXTIRQ_CFG_REG_3368;
++		break;
+ 	case BCM6328_CPU_ID:
+ 		perf_regs[0] = PERF_EXTIRQ_CFG_REG_6328;
+ 		break;
+--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
++++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
+@@ -9,6 +9,7 @@
+  * compile time if only one CPU support is enabled (idea stolen from
+  * arm mach-types)
+  */
++#define BCM3368_CPU_ID		0x3368
+ #define BCM6328_CPU_ID		0x6328
+ #define BCM6338_CPU_ID		0x6338
+ #define BCM6345_CPU_ID		0x6345
+@@ -22,6 +23,19 @@ u16 __bcm63xx_get_cpu_id(void);
+ u8 bcm63xx_get_cpu_rev(void);
+ unsigned int bcm63xx_get_cpu_freq(void);
+ 
++#ifdef CONFIG_BCM63XX_CPU_3368
++# ifdef bcm63xx_get_cpu_id
++#  undef bcm63xx_get_cpu_id
++#  define bcm63xx_get_cpu_id()	__bcm63xx_get_cpu_id()
++#  define BCMCPU_RUNTIME_DETECT
++# else
++#  define bcm63xx_get_cpu_id()	BCM3368_CPU_ID
++# endif
++# define BCMCPU_IS_3368()	(bcm63xx_get_cpu_id() == BCM3368_CPU_ID)
++#else
++# define BCMCPU_IS_3368()	(0)
++#endif
++
+ #ifdef CONFIG_BCM63XX_CPU_6328
+ # ifdef bcm63xx_get_cpu_id
+ #  undef bcm63xx_get_cpu_id
+@@ -196,6 +210,53 @@ enum bcm63xx_regs_set {
+ #define RSET_RNG_SIZE			20
+ 
+ /*
++ * 3368 register sets base address
++ */
++#define BCM_3368_DSL_LMEM_BASE		(0xdeadbeef)
++#define BCM_3368_PERF_BASE		(0xfff8c000)
++#define BCM_3368_TIMER_BASE		(0xfff8c040)
++#define BCM_3368_WDT_BASE		(0xfff8c080)
++#define BCM_3368_UART0_BASE		(0xfff8c100)
++#define BCM_3368_UART1_BASE		(0xfff8c120)
++#define BCM_3368_GPIO_BASE		(0xfff8c080)
++#define BCM_3368_SPI_BASE		(0xfff8c800)
++#define BCM_3368_HSSPI_BASE		(0xdeadbeef)
++#define BCM_3368_UDC0_BASE		(0xdeadbeef)
++#define BCM_3368_USBDMA_BASE		(0xdeadbeef)
++#define BCM_3368_OHCI0_BASE		(0xdeadbeef)
++#define BCM_3368_OHCI_PRIV_BASE		(0xdeadbeef)
++#define BCM_3368_USBH_PRIV_BASE		(0xdeadbeef)
++#define BCM_3368_USBD_BASE		(0xdeadbeef)
++#define BCM_3368_MPI_BASE		(0xfff80000)
++#define BCM_3368_PCMCIA_BASE		(0xfff80054)
++#define BCM_3368_PCIE_BASE		(0xdeadbeef)
++#define BCM_3368_SDRAM_REGS_BASE	(0xdeadbeef)
++#define BCM_3368_DSL_BASE		(0xdeadbeef)
++#define BCM_3368_UBUS_BASE		(0xdeadbeef)
++#define BCM_3368_ENET0_BASE		(0xfff98000)
++#define BCM_3368_ENET1_BASE		(0xfff98800)
++#define BCM_3368_ENETDMA_BASE		(0xfff99800)
++#define BCM_3368_ENETDMAC_BASE		(0xfff99900)
++#define BCM_3368_ENETDMAS_BASE		(0xfff99a00)
++#define BCM_3368_ENETSW_BASE		(0xdeadbeef)
++#define BCM_3368_EHCI0_BASE		(0xdeadbeef)
++#define BCM_3368_SDRAM_BASE		(0xdeadbeef)
++#define BCM_3368_MEMC_BASE		(0xfff84000)
++#define BCM_3368_DDR_BASE		(0xdeadbeef)
++#define BCM_3368_M2M_BASE		(0xdeadbeef)
++#define BCM_3368_ATM_BASE		(0xdeadbeef)
++#define BCM_3368_XTM_BASE		(0xdeadbeef)
++#define BCM_3368_XTMDMA_BASE		(0xdeadbeef)
++#define BCM_3368_XTMDMAC_BASE		(0xdeadbeef)
++#define BCM_3368_XTMDMAS_BASE		(0xdeadbeef)
++#define BCM_3368_PCM_BASE		(0xfff9c200)
++#define BCM_3368_PCMDMA_BASE		(0xdeadbeef)
++#define BCM_3368_PCMDMAC_BASE		(0xdeadbeef)
++#define BCM_3368_PCMDMAS_BASE		(0xdeadbeef)
++#define BCM_3368_RNG_BASE		(0xdeadbeef)
++#define BCM_3368_MISC_BASE		(0xdeadbeef)
++
++/*
+  * 6328 register sets base address
+  */
+ #define BCM_6328_DSL_LMEM_BASE		(0xdeadbeef)
+@@ -633,6 +694,9 @@ static inline unsigned long bcm63xx_regs
+ #ifdef BCMCPU_RUNTIME_DETECT
+ 	return bcm63xx_regs_base[set];
+ #else
++#ifdef CONFIG_BCM63XX_CPU_3368
++	__GEN_RSET(3368)
++#endif
+ #ifdef CONFIG_BCM63XX_CPU_6328
+ 	__GEN_RSET(6328)
+ #endif
+@@ -701,6 +765,52 @@ enum bcm63xx_irq {
+ };
+ 
+ /*
++ * 3368 irqs
++ */
++#define BCM_3368_TIMER_IRQ		(IRQ_INTERNAL_BASE + 0)
++#define BCM_3368_SPI_IRQ		(IRQ_INTERNAL_BASE + 1)
++#define BCM_3368_UART0_IRQ		(IRQ_INTERNAL_BASE + 2)
++#define BCM_3368_UART1_IRQ		(IRQ_INTERNAL_BASE + 3)
++#define BCM_3368_DSL_IRQ		0
++#define BCM_3368_UDC0_IRQ		0
++#define BCM_3368_OHCI0_IRQ		0
++#define BCM_3368_ENET0_IRQ		(IRQ_INTERNAL_BASE + 8)
++#define BCM_3368_ENET1_IRQ		(IRQ_INTERNAL_BASE + 6)
++#define BCM_3368_ENET_PHY_IRQ		(IRQ_INTERNAL_BASE + 9)
++#define BCM_3368_ENET0_RXDMA_IRQ	(IRQ_INTERNAL_BASE + 15)
++#define BCM_3368_ENET0_TXDMA_IRQ	(IRQ_INTERNAL_BASE + 16)
++#define BCM_3368_HSSPI_IRQ		0
++#define BCM_3368_EHCI0_IRQ		0
++#define BCM_3368_USBD_IRQ		0
++#define BCM_3368_USBD_RXDMA0_IRQ	0
++#define BCM_3368_USBD_TXDMA0_IRQ	0
++#define BCM_3368_USBD_RXDMA1_IRQ	0
++#define BCM_3368_USBD_TXDMA1_IRQ	0
++#define BCM_3368_USBD_RXDMA2_IRQ	0
++#define BCM_3368_USBD_TXDMA2_IRQ	0
++#define BCM_3368_ENET1_RXDMA_IRQ        (IRQ_INTERNAL_BASE + 17)
++#define BCM_3368_ENET1_TXDMA_IRQ        (IRQ_INTERNAL_BASE + 18)
++#define BCM_3368_PCI_IRQ		(IRQ_INTERNAL_BASE + 31)
++#define BCM_3368_PCMCIA_IRQ		0
++#define BCM_3368_ATM_IRQ		0
++#define BCM_3368_ENETSW_RXDMA0_IRQ	0
++#define BCM_3368_ENETSW_RXDMA1_IRQ	0
++#define BCM_3368_ENETSW_RXDMA2_IRQ	0
++#define BCM_3368_ENETSW_RXDMA3_IRQ	0
++#define BCM_3368_ENETSW_TXDMA0_IRQ	0
++#define BCM_3368_ENETSW_TXDMA1_IRQ	0
++#define BCM_3368_ENETSW_TXDMA2_IRQ	0
++#define BCM_3368_ENETSW_TXDMA3_IRQ	0
++#define BCM_3368_XTM_IRQ		0
++#define BCM_3368_XTM_DMA0_IRQ		0
++
++#define BCM_3368_EXT_IRQ0		(IRQ_INTERNAL_BASE + 25)
++#define BCM_3368_EXT_IRQ1		(IRQ_INTERNAL_BASE + 26)
++#define BCM_3368_EXT_IRQ2		(IRQ_INTERNAL_BASE + 27)
++#define BCM_3368_EXT_IRQ3		(IRQ_INTERNAL_BASE + 28)
++
++
++/*
+  * 6328 irqs
+  */
+ #define BCM_6328_HIGH_IRQ_BASE		(IRQ_INTERNAL_BASE + 32)
+--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_gpio.h
++++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_gpio.h
+@@ -11,6 +11,7 @@ static inline unsigned long bcm63xx_gpio
+ 	switch (bcm63xx_get_cpu_id()) {
+ 	case BCM6328_CPU_ID:
+ 		return 32;
++	case BCM3368_CPU_ID:
+ 	case BCM6358_CPU_ID:
+ 		return 40;
+ 	case BCM6338_CPU_ID:
+--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
++++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
+@@ -15,6 +15,39 @@
+ /* Clock Control register */
+ #define PERF_CKCTL_REG			0x4
+ 
++#define CKCTL_3368_MAC_EN		(1 << 3)
++#define CKCTL_3368_TC_EN		(1 << 5)
++#define CKCTL_3368_US_TOP_EN		(1 << 6)
++#define CKCTL_3368_DS_TOP_EN		(1 << 7)
++#define CKCTL_3368_APM_EN		(1 << 8)
++#define CKCTL_3368_SPI_EN		(1 << 9)
++#define CKCTL_3368_USBS_EN		(1 << 10)
++#define CKCTL_3368_BMU_EN		(1 << 11)
++#define CKCTL_3368_PCM_EN		(1 << 12)
++#define CKCTL_3368_NTP_EN		(1 << 13)
++#define CKCTL_3368_ACP_B_EN		(1 << 14)
++#define CKCTL_3368_ACP_A_EN		(1 << 15)
++#define CKCTL_3368_EMUSB_EN		(1 << 17)
++#define CKCTL_3368_ENET0_EN		(1 << 18)
++#define CKCTL_3368_ENET1_EN		(1 << 19)
++#define CKCTL_3368_USBU_EN		(1 << 20)
++#define CKCTL_3368_EPHY_EN		(1 << 21)
++
++#define CKCTL_3368_ALL_SAFE_EN		(CKCTL_3368_MAC_EN | \
++					 CKCTL_3368_TC_EN | \
++					 CKCTL_3368_US_TOP_EN | \
++					 CKCTL_3368_DS_TOP_EN | \
++					 CKCTL_3368_APM_EN | \
++					 CKCTL_3368_SPI_EN | \
++					 CKCTL_3368_USBS_EN | \
++					 CKCTL_3368_BMU_EN | \
++					 CKCTL_3368_PCM_EN | \
++					 CKCTL_3368_NTP_EN | \
++					 CKCTL_3368_ACP_B_EN | \
++					 CKCTL_3368_ACP_A_EN | \
++					 CKCTL_3368_EMUSB_EN | \
++					 CKCTL_3368_USBU_EN)
++
+ #define CKCTL_6328_PHYMIPS_EN		(1 << 0)
+ #define CKCTL_6328_ADSL_QPROC_EN	(1 << 1)
+ #define CKCTL_6328_ADSL_AFE_EN		(1 << 2)
+@@ -181,6 +214,7 @@
+ #define SYS_PLL_SOFT_RESET		0x1
+ 
+ /* Interrupt Mask register */
++#define PERF_IRQMASK_3368_REG		0xc
+ #define PERF_IRQMASK_6328_REG(x)	(0x20 + (x) * 0x10)
+ #define PERF_IRQMASK_6338_REG		0xc
+ #define PERF_IRQMASK_6345_REG		0xc
+@@ -190,6 +224,7 @@
+ #define PERF_IRQMASK_6368_REG(x)	(0x20 + (x) * 0x10)
+ 
+ /* Interrupt Status register */
++#define PERF_IRQSTAT_3368_REG		0x10
+ #define PERF_IRQSTAT_6328_REG(x)	(0x28 + (x) * 0x10)
+ #define PERF_IRQSTAT_6338_REG		0x10
+ #define PERF_IRQSTAT_6345_REG		0x10
+@@ -199,6 +234,7 @@
+ #define PERF_IRQSTAT_6368_REG(x)	(0x28 + (x) * 0x10)
+ 
+ /* External Interrupt Configuration register */
++#define PERF_EXTIRQ_CFG_REG_3368	0x14
+ #define PERF_EXTIRQ_CFG_REG_6328	0x18
+ #define PERF_EXTIRQ_CFG_REG_6338	0x14
+ #define PERF_EXTIRQ_CFG_REG_6345	0x14
+@@ -1386,7 +1422,7 @@
+ #define SPI_6348_RX_DATA		0x80
+ #define SPI_6348_RX_DATA_SIZE		0x3f
+ 
+-/* BCM 6358/6262/6368 SPI core */
++/* BCM 3368/6358/6262/6368 SPI core */
+ #define SPI_6358_MSG_CTL		0x00	/* 16-bits register */
+ #define SPI_6358_MSG_CTL_WIDTH		16
+ #define SPI_6358_MSG_DATA		0x02
+--- a/arch/mips/include/asm/mach-bcm63xx/ioremap.h
++++ b/arch/mips/include/asm/mach-bcm63xx/ioremap.h
+@@ -11,6 +11,10 @@ static inline phys_t fixup_bigphys_addr(
+ static inline int is_bcm63xx_internal_registers(phys_t offset)
+ {
+ 	switch (bcm63xx_get_cpu_id()) {
++	case BCM3368_CPU_ID:
++		if (offset >= 0xfff80000)
++			return 1;
++		break;
+ 	case BCM6338_CPU_ID:
+ 	case BCM6345_CPU_ID:
+ 	case BCM6348_CPU_ID:
+--- a/arch/mips/bcm63xx/irq.c
++++ b/arch/mips/bcm63xx/irq.c
+@@ -33,6 +33,19 @@ static DEFINE_SPINLOCK(ipic_lock);
+ static DEFINE_SPINLOCK(epic_lock);
+ 
+ #ifndef BCMCPU_RUNTIME_DETECT
++#ifdef CONFIG_BCM63XX_CPU_3368
++#define irq_stat_reg0		PERF_IRQSTAT_3368_REG
++#define irq_mask_reg0		PERF_IRQMASK_3368_REG
++#define irq_stat_reg1		0
++#define irq_mask_reg1		0
++#define irq_bits		32
++#define is_ext_irq_cascaded	0
++#define ext_irq_start		0
++#define ext_irq_end		0
++#define ext_irq_count		4
++#define ext_irq_cfg_reg1	PERF_EXTIRQ_CFG_REG_3368
++#define ext_irq_cfg_reg2	0
++#endif
+ #ifdef CONFIG_BCM63XX_CPU_6328
+ #define irq_stat_reg0		PERF_IRQSTAT_6328_REG(0)
+ #define irq_mask_reg0		PERF_IRQMASK_6328_REG(0)
+@@ -165,6 +178,13 @@ static void bcm63xx_init_irq(void)
+ 	irq_mask_addr1 = bcm63xx_regset_address(RSET_PERF);
+ 
+ 	switch (bcm63xx_get_cpu_id()) {
++	case BCM3368_CPU_ID:
++		irq_stat_addr0 += PERF_IRQSTAT_3368_REG;
++		irq_mask_addr0 += PERF_IRQMASK_3368_REG;
++		irq_bits = 32;
++		ext_irq_count = 4;
++		ext_irq_cfg_reg1 = PERF_EXTIRQ_CFG_REG_3368;
++		break;
+ 	case BCM6328_CPU_ID:
+ 		irq_stat_addr0 += PERF_IRQSTAT_6328_REG(0);
+ 		irq_mask_addr0 += PERF_IRQMASK_6328_REG(0);
+--- a/arch/mips/bcm63xx/dev-spi.c
++++ b/arch/mips/bcm63xx/dev-spi.c
+@@ -37,7 +37,7 @@ static __init void bcm63xx_spi_regs_init
+ {
+ 	if (BCMCPU_IS_6338() || BCMCPU_IS_6348())
+ 		bcm63xx_regs_spi = bcm6348_regs_spi;
+-	if (BCMCPU_IS_6358() || BCMCPU_IS_6362() || BCMCPU_IS_6368())
++	if (BCMCPU_IS_3368() || BCMCPU_IS_6358() || BCMCPU_IS_6362() || BCMCPU_IS_6368())
+ 		bcm63xx_regs_spi = bcm6358_regs_spi;
+ }
+ #else
+@@ -87,7 +87,8 @@ int __init bcm63xx_spi_register(void)
+ 		spi_pdata.msg_ctl_width = SPI_6348_MSG_CTL_WIDTH;
+ 	}
+ 
+-	if (BCMCPU_IS_6358() || BCMCPU_IS_6362() || BCMCPU_IS_6368()) {
++	if (BCMCPU_IS_3368() || BCMCPU_IS_6358() || BCMCPU_IS_6362() ||
++		BCMCPU_IS_6368()) {
+ 		spi_resources[0].end += BCM_6358_RSET_SPI_SIZE - 1;
+ 		spi_pdata.fifo_size = SPI_6358_MSG_DATA_SIZE;
+ 		spi_pdata.msg_type_shift = SPI_6358_MSG_TYPE_SHIFT;
+--- a/arch/mips/bcm63xx/clk.c
++++ b/arch/mips/bcm63xx/clk.c
+@@ -84,7 +84,7 @@ static void enetx_set(struct clk *clk, i
+ 	else
+ 		clk_disable_unlocked(&clk_enet_misc);
+ 
+-	if (BCMCPU_IS_6358()) {
++	if (BCMCPU_IS_3368() || BCMCPU_IS_6358()) {
+ 		u32 mask;
+ 
+ 		if (clk->id == 0)
+@@ -110,9 +110,8 @@ static struct clk clk_enet1 = {
+  */
+ static void ephy_set(struct clk *clk, int enable)
+ {
+-	if (!BCMCPU_IS_6358())
+-		return;
+-	bcm_hwclock_set(CKCTL_6358_EPHY_EN, enable);
++	if (BCMCPU_IS_3368() || BCMCPU_IS_6358())
++		bcm_hwclock_set(CKCTL_6358_EPHY_EN, enable);
+ }
+ 
+ 
+@@ -155,9 +154,10 @@ static struct clk clk_enetsw = {
+  */
+ static void pcm_set(struct clk *clk, int enable)
+ {
+-	if (!BCMCPU_IS_6358())
+-		return;
+-	bcm_hwclock_set(CKCTL_6358_PCM_EN, enable);
++	if (BCMCPU_IS_3368())
++		bcm_hwclock_set(CKCTL_3368_PCM_EN, enable);
++	if (BCMCPU_IS_6358())
++		bcm_hwclock_set(CKCTL_6358_PCM_EN, enable);
+ }
+ 
+ static struct clk clk_pcm = {
+@@ -221,7 +221,7 @@ static void spi_set(struct clk *clk, int
+ 		mask = CKCTL_6338_SPI_EN;
+ 	else if (BCMCPU_IS_6348())
+ 		mask = CKCTL_6348_SPI_EN;
+-	else if (BCMCPU_IS_6358())
++	else if (BCMCPU_IS_3368() || BCMCPU_IS_6358())
+ 		mask = CKCTL_6358_SPI_EN;
+ 	else if (BCMCPU_IS_6362())
+ 		mask = CKCTL_6362_SPI_EN;
+@@ -370,7 +370,7 @@ struct clk *clk_get(struct device *dev,
+ 		return &clk_xtm;
+ 	if (!strcmp(id, "periph"))
+ 		return &clk_periph;
+-	if (BCMCPU_IS_6358() && !strcmp(id, "pcm"))
++	if ((BCMCPU_IS_3368() || BCMCPU_IS_6358()) && !strcmp(id, "pcm"))
+ 		return &clk_pcm;
+ 	if ((BCMCPU_IS_6362() || BCMCPU_IS_6368()) && !strcmp(id, "ipsec"))
+ 		return &clk_ipsec;
+--- a/arch/mips/bcm63xx/dev-flash.c
++++ b/arch/mips/bcm63xx/dev-flash.c
+@@ -102,6 +102,7 @@ static int __init bcm63xx_detect_flash_t
+ 		/* no way to auto detect so assume parallel */
+ 		bcm63xx_attached_flash = BCM63XX_FLASH_TYPE_PARALLEL;
+ 		break;
++	case BCM3368_CPU_ID:
+ 	case BCM6358_CPU_ID:
+ 		val = bcm_gpio_readl(GPIO_STRAPBUS_REG);
+ 		if (val & STRAPBUS_6358_BOOT_SEL_PARALLEL)
+--- a/arch/mips/pci/pci-bcm63xx.c
++++ b/arch/mips/pci/pci-bcm63xx.c
+@@ -266,7 +266,7 @@ static int __init bcm63xx_register_pci(v
+ 	/* setup PCI to local bus access, used by PCI device to target
+ 	 * local RAM while bus mastering */
+ 	bcm63xx_int_cfg_writel(0, PCI_BASE_ADDRESS_3);
+-	if (BCMCPU_IS_6358() || BCMCPU_IS_6368())
++	if (BCMCPU_IS_3368() || BCMCPU_IS_6358() || BCMCPU_IS_6368())
+ 		val = MPI_SP0_REMAP_ENABLE_MASK;
+ 	else
+ 		val = 0;
+@@ -338,6 +338,7 @@ static int __init bcm63xx_pci_init(void)
+ 	case BCM6328_CPU_ID:
+ 	case BCM6362_CPU_ID:
+ 		return bcm63xx_register_pcie();
++	case BCM3368_CPU_ID:
+ 	case BCM6348_CPU_ID:
+ 	case BCM6358_CPU_ID:
+ 	case BCM6368_CPU_ID:
diff --git a/target/linux/brcm63xx/patches-3.9/424-bcm3368_support.patch b/target/linux/brcm63xx/patches-3.9/424-bcm3368_support.patch
new file mode 100644
index 0000000000..53542b1cf8
--- /dev/null
+++ b/target/linux/brcm63xx/patches-3.9/424-bcm3368_support.patch
@@ -0,0 +1,504 @@
+--- a/arch/mips/bcm63xx/Kconfig
++++ b/arch/mips/bcm63xx/Kconfig
+@@ -13,6 +13,10 @@ config BCM63XX_EHCI
+ 	select USB_EHCI_BIG_ENDIAN_DESC if USB_EHCI_HCD
+ 	select USB_EHCI_BIG_ENDIAN_MMIO if USB_EHCI_HCD
+ 
++config BCM63XX_CPU_3368
++	bool "support 3368 CPU"
++	select HW_HAS_PCI
++
+ config BCM63XX_CPU_6328
+ 	bool "support 6328 CPU"
+ 	select HW_HAS_PCI
+--- a/arch/mips/bcm63xx/cpu.c
++++ b/arch/mips/bcm63xx/cpu.c
+@@ -29,6 +29,14 @@ static u8 bcm63xx_cpu_rev;
+ static unsigned int bcm63xx_cpu_freq;
+ static unsigned int bcm63xx_memory_size;
+ 
++static const unsigned long bcm3368_regs_base[] = {
++	__GEN_CPU_REGS_TABLE(3368)
++};
++
++static const int bcm3368_irqs[] = {
++	__GEN_CPU_IRQ_TABLE(3368)
++};
++
+ static const unsigned long bcm6328_regs_base[] = {
+ 	__GEN_CPU_REGS_TABLE(6328)
+ };
+@@ -116,6 +124,9 @@ unsigned int bcm63xx_get_memory_size(voi
+ static unsigned int detect_cpu_clock(void)
+ {
+ 	switch (bcm63xx_get_cpu_id()) {
++	case BCM3368_CPU_ID:
++		return 300000000;
++
+ 	case BCM6328_CPU_ID:
+ 	{
+ 		unsigned int tmp, mips_pll_fcvo;
+@@ -266,7 +277,7 @@ static unsigned int detect_memory_size(v
+ 		banks = (val & SDRAM_CFG_BANK_MASK) ? 2 : 1;
+ 	}
+ 
+-	if (BCMCPU_IS_6358() || BCMCPU_IS_6368()) {
++	if (BCMCPU_IS_3368() || BCMCPU_IS_6358() || BCMCPU_IS_6368()) {
+ 		val = bcm_memc_readl(MEMC_CFG_REG);
+ 		rows = (val & MEMC_CFG_ROW_MASK) >> MEMC_CFG_ROW_SHIFT;
+ 		cols = (val & MEMC_CFG_COL_MASK) >> MEMC_CFG_COL_SHIFT;
+@@ -302,10 +313,17 @@ void __init bcm63xx_cpu_init(void)
+ 		chipid_reg = BCM_6345_PERF_BASE;
+ 		break;
+ 	case CPU_BMIPS4350:
+-		if ((read_c0_prid() & 0xf0) == 0x10)
++		switch ((read_c0_prid() & 0xff)) {
++		case 0x04:
++			chipid_reg = BCM_3368_PERF_BASE;
++			break;
++		case 0x10:
+ 			chipid_reg = BCM_6345_PERF_BASE;
+-		else
++			break;
++		default:
+ 			chipid_reg = BCM_6368_PERF_BASE;
++			break;
++		}
+ 		break;
+ 	}
+ 
+@@ -322,6 +340,10 @@ void __init bcm63xx_cpu_init(void)
+ 	bcm63xx_cpu_rev = (tmp & REV_REVID_MASK) >> REV_REVID_SHIFT;
+ 
+ 	switch (bcm63xx_cpu_id) {
++	case BCM3368_CPU_ID:
++		bcm63xx_regs_base = bcm3368_regs_base;
++		bcm63xx_irqs = bcm3368_irqs;
++		break;
+ 	case BCM6328_CPU_ID:
+ 		bcm63xx_regs_base = bcm6328_regs_base;
+ 		bcm63xx_irqs = bcm6328_irqs;
+--- a/arch/mips/bcm63xx/dev-uart.c
++++ b/arch/mips/bcm63xx/dev-uart.c
+@@ -54,8 +54,8 @@ int __init bcm63xx_uart_register(unsigne
+ 	if (id >= ARRAY_SIZE(bcm63xx_uart_devices))
+ 		return -ENODEV;
+ 
+-	if (id == 1 && !BCMCPU_IS_6328() && !BCMCPU_IS_6358() &&
+-	    !BCMCPU_IS_6368())
++	if (id == 1 && !BCMCPU_IS_3368() && !BCMCPU_IS_6328() &&
++			!BCMCPU_IS_6358() && !BCMCPU_IS_6368())
+ 		return -ENODEV;
+ 
+ 	if (id == 0) {
+--- a/arch/mips/bcm63xx/prom.c
++++ b/arch/mips/bcm63xx/prom.c
+@@ -30,7 +30,9 @@ void __init prom_init(void)
+ 	bcm_wdt_writel(WDT_STOP_2, WDT_CTL_REG);
+ 
+ 	/* disable all hardware blocks clock for now */
+-	if (BCMCPU_IS_6328())
++	if (BCMCPU_IS_3368())
++		mask = CKCTL_3368_ALL_SAFE_EN;
++	else if (BCMCPU_IS_6328())
+ 		mask = CKCTL_6328_ALL_SAFE_EN;
+ 	else if (BCMCPU_IS_6338())
+ 		mask = CKCTL_6338_ALL_SAFE_EN;
+--- a/arch/mips/bcm63xx/setup.c
++++ b/arch/mips/bcm63xx/setup.c
+@@ -68,6 +68,9 @@ void bcm63xx_machine_reboot(void)
+ 
+ 	/* mask and clear all external irq */
+ 	switch (bcm63xx_get_cpu_id()) {
++	case BCM3368_CPU_ID:
++		perf_regs[0] = PERF_EXTIRQ_CFG_REG_3368;
++		break;
+ 	case BCM6328_CPU_ID:
+ 		perf_regs[0] = PERF_EXTIRQ_CFG_REG_6328;
+ 		break;
+--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
++++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
+@@ -9,6 +9,7 @@
+  * compile time if only one CPU support is enabled (idea stolen from
+  * arm mach-types)
+  */
++#define BCM3368_CPU_ID		0x3368
+ #define BCM6328_CPU_ID		0x6328
+ #define BCM6338_CPU_ID		0x6338
+ #define BCM6345_CPU_ID		0x6345
+@@ -22,6 +23,19 @@ u16 __bcm63xx_get_cpu_id(void);
+ u8 bcm63xx_get_cpu_rev(void);
+ unsigned int bcm63xx_get_cpu_freq(void);
+ 
++#ifdef CONFIG_BCM63XX_CPU_3368
++# ifdef bcm63xx_get_cpu_id
++#  undef bcm63xx_get_cpu_id
++#  define bcm63xx_get_cpu_id()	__bcm63xx_get_cpu_id()
++#  define BCMCPU_RUNTIME_DETECT
++# else
++#  define bcm63xx_get_cpu_id()	BCM3368_CPU_ID
++# endif
++# define BCMCPU_IS_3368()	(bcm63xx_get_cpu_id() == BCM3368_CPU_ID)
++#else
++# define BCMCPU_IS_3368()	(0)
++#endif
++
+ #ifdef CONFIG_BCM63XX_CPU_6328
+ # ifdef bcm63xx_get_cpu_id
+ #  undef bcm63xx_get_cpu_id
+@@ -196,6 +210,53 @@ enum bcm63xx_regs_set {
+ #define RSET_RNG_SIZE			20
+ 
+ /*
++ * 3368 register sets base address
++ */
++#define BCM_3368_DSL_LMEM_BASE		(0xdeadbeef)
++#define BCM_3368_PERF_BASE		(0xfff8c000)
++#define BCM_3368_TIMER_BASE		(0xfff8c040)
++#define BCM_3368_WDT_BASE		(0xfff8c080)
++#define BCM_3368_UART0_BASE		(0xfff8c100)
++#define BCM_3368_UART1_BASE		(0xfff8c120)
++#define BCM_3368_GPIO_BASE		(0xfff8c080)
++#define BCM_3368_SPI_BASE		(0xfff8c800)
++#define BCM_3368_HSSPI_BASE		(0xdeadbeef)
++#define BCM_3368_UDC0_BASE		(0xdeadbeef)
++#define BCM_3368_USBDMA_BASE		(0xdeadbeef)
++#define BCM_3368_OHCI0_BASE		(0xdeadbeef)
++#define BCM_3368_OHCI_PRIV_BASE		(0xdeadbeef)
++#define BCM_3368_USBH_PRIV_BASE		(0xdeadbeef)
++#define BCM_3368_USBD_BASE		(0xdeadbeef)
++#define BCM_3368_MPI_BASE		(0xfff80000)
++#define BCM_3368_PCMCIA_BASE		(0xfff80054)
++#define BCM_3368_PCIE_BASE		(0xdeadbeef)
++#define BCM_3368_SDRAM_REGS_BASE	(0xdeadbeef)
++#define BCM_3368_DSL_BASE		(0xdeadbeef)
++#define BCM_3368_UBUS_BASE		(0xdeadbeef)
++#define BCM_3368_ENET0_BASE		(0xfff98000)
++#define BCM_3368_ENET1_BASE		(0xfff98800)
++#define BCM_3368_ENETDMA_BASE		(0xfff99800)
++#define BCM_3368_ENETDMAC_BASE		(0xfff99900)
++#define BCM_3368_ENETDMAS_BASE		(0xfff99a00)
++#define BCM_3368_ENETSW_BASE		(0xdeadbeef)
++#define BCM_3368_EHCI0_BASE		(0xdeadbeef)
++#define BCM_3368_SDRAM_BASE		(0xdeadbeef)
++#define BCM_3368_MEMC_BASE		(0xfff84000)
++#define BCM_3368_DDR_BASE		(0xdeadbeef)
++#define BCM_3368_M2M_BASE		(0xdeadbeef)
++#define BCM_3368_ATM_BASE		(0xdeadbeef)
++#define BCM_3368_XTM_BASE		(0xdeadbeef)
++#define BCM_3368_XTMDMA_BASE		(0xdeadbeef)
++#define BCM_3368_XTMDMAC_BASE		(0xdeadbeef)
++#define BCM_3368_XTMDMAS_BASE		(0xdeadbeef)
++#define BCM_3368_PCM_BASE		(0xfff9c200)
++#define BCM_3368_PCMDMA_BASE		(0xdeadbeef)
++#define BCM_3368_PCMDMAC_BASE		(0xdeadbeef)
++#define BCM_3368_PCMDMAS_BASE		(0xdeadbeef)
++#define BCM_3368_RNG_BASE		(0xdeadbeef)
++#define BCM_3368_MISC_BASE		(0xdeadbeef)
++
++/*
+  * 6328 register sets base address
+  */
+ #define BCM_6328_DSL_LMEM_BASE		(0xdeadbeef)
+@@ -633,6 +694,9 @@ static inline unsigned long bcm63xx_regs
+ #ifdef BCMCPU_RUNTIME_DETECT
+ 	return bcm63xx_regs_base[set];
+ #else
++#ifdef CONFIG_BCM63XX_CPU_3368
++	__GEN_RSET(3368)
++#endif
+ #ifdef CONFIG_BCM63XX_CPU_6328
+ 	__GEN_RSET(6328)
+ #endif
+@@ -701,6 +765,52 @@ enum bcm63xx_irq {
+ };
+ 
+ /*
++ * 3368 irqs
++ */
++#define BCM_3368_TIMER_IRQ		(IRQ_INTERNAL_BASE + 0)
++#define BCM_3368_SPI_IRQ		(IRQ_INTERNAL_BASE + 1)
++#define BCM_3368_UART0_IRQ		(IRQ_INTERNAL_BASE + 2)
++#define BCM_3368_UART1_IRQ		(IRQ_INTERNAL_BASE + 3)
++#define BCM_3368_DSL_IRQ		0
++#define BCM_3368_UDC0_IRQ		0
++#define BCM_3368_OHCI0_IRQ		0
++#define BCM_3368_ENET0_IRQ		(IRQ_INTERNAL_BASE + 8)
++#define BCM_3368_ENET1_IRQ		(IRQ_INTERNAL_BASE + 6)
++#define BCM_3368_ENET_PHY_IRQ		(IRQ_INTERNAL_BASE + 9)
++#define BCM_3368_ENET0_RXDMA_IRQ	(IRQ_INTERNAL_BASE + 15)
++#define BCM_3368_ENET0_TXDMA_IRQ	(IRQ_INTERNAL_BASE + 16)
++#define BCM_3368_HSSPI_IRQ		0
++#define BCM_3368_EHCI0_IRQ		0
++#define BCM_3368_USBD_IRQ		0
++#define BCM_3368_USBD_RXDMA0_IRQ	0
++#define BCM_3368_USBD_TXDMA0_IRQ	0
++#define BCM_3368_USBD_RXDMA1_IRQ	0
++#define BCM_3368_USBD_TXDMA1_IRQ	0
++#define BCM_3368_USBD_RXDMA2_IRQ	0
++#define BCM_3368_USBD_TXDMA2_IRQ	0
++#define BCM_3368_ENET1_RXDMA_IRQ        (IRQ_INTERNAL_BASE + 17)
++#define BCM_3368_ENET1_TXDMA_IRQ        (IRQ_INTERNAL_BASE + 18)
++#define BCM_3368_PCI_IRQ		(IRQ_INTERNAL_BASE + 31)
++#define BCM_3368_PCMCIA_IRQ		0
++#define BCM_3368_ATM_IRQ		0
++#define BCM_3368_ENETSW_RXDMA0_IRQ	0
++#define BCM_3368_ENETSW_RXDMA1_IRQ	0
++#define BCM_3368_ENETSW_RXDMA2_IRQ	0
++#define BCM_3368_ENETSW_RXDMA3_IRQ	0
++#define BCM_3368_ENETSW_TXDMA0_IRQ	0
++#define BCM_3368_ENETSW_TXDMA1_IRQ	0
++#define BCM_3368_ENETSW_TXDMA2_IRQ	0
++#define BCM_3368_ENETSW_TXDMA3_IRQ	0
++#define BCM_3368_XTM_IRQ		0
++#define BCM_3368_XTM_DMA0_IRQ		0
++
++#define BCM_3368_EXT_IRQ0		(IRQ_INTERNAL_BASE + 25)
++#define BCM_3368_EXT_IRQ1		(IRQ_INTERNAL_BASE + 26)
++#define BCM_3368_EXT_IRQ2		(IRQ_INTERNAL_BASE + 27)
++#define BCM_3368_EXT_IRQ3		(IRQ_INTERNAL_BASE + 28)
++
++
++/*
+  * 6328 irqs
+  */
+ #define BCM_6328_HIGH_IRQ_BASE		(IRQ_INTERNAL_BASE + 32)
+--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_gpio.h
++++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_gpio.h
+@@ -11,6 +11,7 @@ static inline unsigned long bcm63xx_gpio
+ 	switch (bcm63xx_get_cpu_id()) {
+ 	case BCM6328_CPU_ID:
+ 		return 32;
++	case BCM3368_CPU_ID:
+ 	case BCM6358_CPU_ID:
+ 		return 40;
+ 	case BCM6338_CPU_ID:
+--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
++++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
+@@ -15,6 +15,39 @@
+ /* Clock Control register */
+ #define PERF_CKCTL_REG			0x4
+ 
++#define CKCTL_3368_MAC_EN		(1 << 3)
++#define CKCTL_3368_TC_EN		(1 << 5)
++#define CKCTL_3368_US_TOP_EN		(1 << 6)
++#define CKCTL_3368_DS_TOP_EN		(1 << 7)
++#define CKCTL_3368_APM_EN		(1 << 8)
++#define CKCTL_3368_SPI_EN		(1 << 9)
++#define CKCTL_3368_USBS_EN		(1 << 10)
++#define CKCTL_3368_BMU_EN		(1 << 11)
++#define CKCTL_3368_PCM_EN		(1 << 12)
++#define CKCTL_3368_NTP_EN		(1 << 13)
++#define CKCTL_3368_ACP_B_EN		(1 << 14)
++#define CKCTL_3368_ACP_A_EN		(1 << 15)
++#define CKCTL_3368_EMUSB_EN		(1 << 17)
++#define CKCTL_3368_ENET0_EN		(1 << 18)
++#define CKCTL_3368_ENET1_EN		(1 << 19)
++#define CKCTL_3368_USBU_EN		(1 << 20)
++#define CKCTL_3368_EPHY_EN		(1 << 21)
++
++#define CKCTL_3368_ALL_SAFE_EN		(CKCTL_3368_MAC_EN | \
++					 CKCTL_3368_TC_EN | \
++					 CKCTL_3368_US_TOP_EN | \
++					 CKCTL_3368_DS_TOP_EN | \
++					 CKCTL_3368_APM_EN | \
++					 CKCTL_3368_SPI_EN | \
++					 CKCTL_3368_USBS_EN | \
++					 CKCTL_3368_BMU_EN | \
++					 CKCTL_3368_PCM_EN | \
++					 CKCTL_3368_NTP_EN | \
++					 CKCTL_3368_ACP_B_EN | \
++					 CKCTL_3368_ACP_A_EN | \
++					 CKCTL_3368_EMUSB_EN | \
++					 CKCTL_3368_USBU_EN)
++
+ #define CKCTL_6328_PHYMIPS_EN		(1 << 0)
+ #define CKCTL_6328_ADSL_QPROC_EN	(1 << 1)
+ #define CKCTL_6328_ADSL_AFE_EN		(1 << 2)
+@@ -181,6 +214,7 @@
+ #define SYS_PLL_SOFT_RESET		0x1
+ 
+ /* Interrupt Mask register */
++#define PERF_IRQMASK_3368_REG		0xc
+ #define PERF_IRQMASK_6328_REG(x)	(0x20 + (x) * 0x10)
+ #define PERF_IRQMASK_6338_REG		0xc
+ #define PERF_IRQMASK_6345_REG		0xc
+@@ -190,6 +224,7 @@
+ #define PERF_IRQMASK_6368_REG(x)	(0x20 + (x) * 0x10)
+ 
+ /* Interrupt Status register */
++#define PERF_IRQSTAT_3368_REG		0x10
+ #define PERF_IRQSTAT_6328_REG(x)	(0x28 + (x) * 0x10)
+ #define PERF_IRQSTAT_6338_REG		0x10
+ #define PERF_IRQSTAT_6345_REG		0x10
+@@ -199,6 +234,7 @@
+ #define PERF_IRQSTAT_6368_REG(x)	(0x28 + (x) * 0x10)
+ 
+ /* External Interrupt Configuration register */
++#define PERF_EXTIRQ_CFG_REG_3368	0x14
+ #define PERF_EXTIRQ_CFG_REG_6328	0x18
+ #define PERF_EXTIRQ_CFG_REG_6338	0x14
+ #define PERF_EXTIRQ_CFG_REG_6345	0x14
+@@ -1386,7 +1422,7 @@
+ #define SPI_6348_RX_DATA		0x80
+ #define SPI_6348_RX_DATA_SIZE		0x3f
+ 
+-/* BCM 6358/6262/6368 SPI core */
++/* BCM 3368/6358/6262/6368 SPI core */
+ #define SPI_6358_MSG_CTL		0x00	/* 16-bits register */
+ #define SPI_6358_MSG_CTL_WIDTH		16
+ #define SPI_6358_MSG_DATA		0x02
+--- a/arch/mips/include/asm/mach-bcm63xx/ioremap.h
++++ b/arch/mips/include/asm/mach-bcm63xx/ioremap.h
+@@ -11,6 +11,10 @@ static inline phys_t fixup_bigphys_addr(
+ static inline int is_bcm63xx_internal_registers(phys_t offset)
+ {
+ 	switch (bcm63xx_get_cpu_id()) {
++	case BCM3368_CPU_ID:
++		if (offset >= 0xfff80000)
++			return 1;
++		break;
+ 	case BCM6338_CPU_ID:
+ 	case BCM6345_CPU_ID:
+ 	case BCM6348_CPU_ID:
+--- a/arch/mips/bcm63xx/irq.c
++++ b/arch/mips/bcm63xx/irq.c
+@@ -33,6 +33,19 @@ static DEFINE_SPINLOCK(ipic_lock);
+ static DEFINE_SPINLOCK(epic_lock);
+ 
+ #ifndef BCMCPU_RUNTIME_DETECT
++#ifdef CONFIG_BCM63XX_CPU_3368
++#define irq_stat_reg0		PERF_IRQSTAT_3368_REG
++#define irq_mask_reg0		PERF_IRQMASK_3368_REG
++#define irq_stat_reg1		0
++#define irq_mask_reg1		0
++#define irq_bits		32
++#define is_ext_irq_cascaded	0
++#define ext_irq_start		0
++#define ext_irq_end		0
++#define ext_irq_count		4
++#define ext_irq_cfg_reg1	PERF_EXTIRQ_CFG_REG_3368
++#define ext_irq_cfg_reg2	0
++#endif
+ #ifdef CONFIG_BCM63XX_CPU_6328
+ #define irq_stat_reg0		PERF_IRQSTAT_6328_REG(0)
+ #define irq_mask_reg0		PERF_IRQMASK_6328_REG(0)
+@@ -165,6 +178,13 @@ static void bcm63xx_init_irq(void)
+ 	irq_mask_addr1 = bcm63xx_regset_address(RSET_PERF);
+ 
+ 	switch (bcm63xx_get_cpu_id()) {
++	case BCM3368_CPU_ID:
++		irq_stat_addr0 += PERF_IRQSTAT_3368_REG;
++		irq_mask_addr0 += PERF_IRQMASK_3368_REG;
++		irq_bits = 32;
++		ext_irq_count = 4;
++		ext_irq_cfg_reg1 = PERF_EXTIRQ_CFG_REG_3368;
++		break;
+ 	case BCM6328_CPU_ID:
+ 		irq_stat_addr0 += PERF_IRQSTAT_6328_REG(0);
+ 		irq_mask_addr0 += PERF_IRQMASK_6328_REG(0);
+--- a/arch/mips/bcm63xx/dev-spi.c
++++ b/arch/mips/bcm63xx/dev-spi.c
+@@ -37,7 +37,7 @@ static __init void bcm63xx_spi_regs_init
+ {
+ 	if (BCMCPU_IS_6338() || BCMCPU_IS_6348())
+ 		bcm63xx_regs_spi = bcm6348_regs_spi;
+-	if (BCMCPU_IS_6358() || BCMCPU_IS_6362() || BCMCPU_IS_6368())
++	if (BCMCPU_IS_3368() || BCMCPU_IS_6358() || BCMCPU_IS_6362() || BCMCPU_IS_6368())
+ 		bcm63xx_regs_spi = bcm6358_regs_spi;
+ }
+ #else
+@@ -87,7 +87,8 @@ int __init bcm63xx_spi_register(void)
+ 		spi_pdata.msg_ctl_width = SPI_6348_MSG_CTL_WIDTH;
+ 	}
+ 
+-	if (BCMCPU_IS_6358() || BCMCPU_IS_6362() || BCMCPU_IS_6368()) {
++	if (BCMCPU_IS_3368() || BCMCPU_IS_6358() || BCMCPU_IS_6362() ||
++		BCMCPU_IS_6368()) {
+ 		spi_resources[0].end += BCM_6358_RSET_SPI_SIZE - 1;
+ 		spi_pdata.fifo_size = SPI_6358_MSG_DATA_SIZE;
+ 		spi_pdata.msg_type_shift = SPI_6358_MSG_TYPE_SHIFT;
+--- a/arch/mips/bcm63xx/clk.c
++++ b/arch/mips/bcm63xx/clk.c
+@@ -84,7 +84,7 @@ static void enetx_set(struct clk *clk, i
+ 	else
+ 		clk_disable_unlocked(&clk_enet_misc);
+ 
+-	if (BCMCPU_IS_6358()) {
++	if (BCMCPU_IS_3368() || BCMCPU_IS_6358()) {
+ 		u32 mask;
+ 
+ 		if (clk->id == 0)
+@@ -110,9 +110,8 @@ static struct clk clk_enet1 = {
+  */
+ static void ephy_set(struct clk *clk, int enable)
+ {
+-	if (!BCMCPU_IS_6358())
+-		return;
+-	bcm_hwclock_set(CKCTL_6358_EPHY_EN, enable);
++	if (BCMCPU_IS_3368() || BCMCPU_IS_6358())
++		bcm_hwclock_set(CKCTL_6358_EPHY_EN, enable);
+ }
+ 
+ 
+@@ -155,9 +154,10 @@ static struct clk clk_enetsw = {
+  */
+ static void pcm_set(struct clk *clk, int enable)
+ {
+-	if (!BCMCPU_IS_6358())
+-		return;
+-	bcm_hwclock_set(CKCTL_6358_PCM_EN, enable);
++	if (BCMCPU_IS_3368())
++		bcm_hwclock_set(CKCTL_3368_PCM_EN, enable);
++	if (BCMCPU_IS_6358())
++		bcm_hwclock_set(CKCTL_6358_PCM_EN, enable);
+ }
+ 
+ static struct clk clk_pcm = {
+@@ -221,7 +221,7 @@ static void spi_set(struct clk *clk, int
+ 		mask = CKCTL_6338_SPI_EN;
+ 	else if (BCMCPU_IS_6348())
+ 		mask = CKCTL_6348_SPI_EN;
+-	else if (BCMCPU_IS_6358())
++	else if (BCMCPU_IS_3368() || BCMCPU_IS_6358())
+ 		mask = CKCTL_6358_SPI_EN;
+ 	else if (BCMCPU_IS_6362())
+ 		mask = CKCTL_6362_SPI_EN;
+@@ -370,7 +370,7 @@ struct clk *clk_get(struct device *dev,
+ 		return &clk_xtm;
+ 	if (!strcmp(id, "periph"))
+ 		return &clk_periph;
+-	if (BCMCPU_IS_6358() && !strcmp(id, "pcm"))
++	if ((BCMCPU_IS_3368() || BCMCPU_IS_6358()) && !strcmp(id, "pcm"))
+ 		return &clk_pcm;
+ 	if ((BCMCPU_IS_6362() || BCMCPU_IS_6368()) && !strcmp(id, "ipsec"))
+ 		return &clk_ipsec;
+--- a/arch/mips/bcm63xx/dev-flash.c
++++ b/arch/mips/bcm63xx/dev-flash.c
+@@ -102,6 +102,7 @@ static int __init bcm63xx_detect_flash_t
+ 		/* no way to auto detect so assume parallel */
+ 		bcm63xx_attached_flash = BCM63XX_FLASH_TYPE_PARALLEL;
+ 		break;
++	case BCM3368_CPU_ID:
+ 	case BCM6358_CPU_ID:
+ 		val = bcm_gpio_readl(GPIO_STRAPBUS_REG);
+ 		if (val & STRAPBUS_6358_BOOT_SEL_PARALLEL)
+--- a/arch/mips/pci/pci-bcm63xx.c
++++ b/arch/mips/pci/pci-bcm63xx.c
+@@ -266,7 +266,7 @@ static int __init bcm63xx_register_pci(v
+ 	/* setup PCI to local bus access, used by PCI device to target
+ 	 * local RAM while bus mastering */
+ 	bcm63xx_int_cfg_writel(0, PCI_BASE_ADDRESS_3);
+-	if (BCMCPU_IS_6358() || BCMCPU_IS_6368())
++	if (BCMCPU_IS_3368() || BCMCPU_IS_6358() || BCMCPU_IS_6368())
+ 		val = MPI_SP0_REMAP_ENABLE_MASK;
+ 	else
+ 		val = 0;
+@@ -338,6 +338,7 @@ static int __init bcm63xx_pci_init(void)
+ 	case BCM6328_CPU_ID:
+ 	case BCM6362_CPU_ID:
+ 		return bcm63xx_register_pcie();
++	case BCM3368_CPU_ID:
+ 	case BCM6348_CPU_ID:
+ 	case BCM6358_CPU_ID:
+ 	case BCM6368_CPU_ID: