ar7: add 3.3 support

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31615 3c298f89-4303-0410-b956-a3cf2f4a3e73

9 files changed, 601 insertions, 0 deletions

diff --git a/target/linux/ar7/config-3.3 b/target/linux/ar7/config-3.3
new file mode 100644
index 0000000000..35c105996b
--- /dev/null
+++ b/target/linux/ar7/config-3.3
@@ -0,0 +1,107 @@
+CONFIG_ADM6996_PHY=y
+CONFIG_AR7=y
+CONFIG_AR7_GPIO=y
+CONFIG_AR7_WDT=y
+CONFIG_ARCH_BINFMT_ELF_RANDOMIZE_PIE=y
+CONFIG_ARCH_DISCARD_MEMBLOCK=y
+# CONFIG_ARCH_DMA_ADDR_T_64BIT is not set
+# CONFIG_ARCH_HAS_ILOG2_U32 is not set
+# CONFIG_ARCH_HAS_ILOG2_U64 is not set
+CONFIG_ARCH_HIBERNATION_POSSIBLE=y
+# CONFIG_ARCH_PHYS_ADDR_T_64BIT is not set
+CONFIG_ARCH_REQUIRE_GPIOLIB=y
+# CONFIG_ARCH_SUPPORTS_MSI is not set
+CONFIG_ARCH_SUSPEND_POSSIBLE=y
+CONFIG_BCMA_POSSIBLE=y
+CONFIG_BOOT_ELF32=y
+CONFIG_CEVT_R4K=y
+CONFIG_CEVT_R4K_LIB=y
+CONFIG_CPMAC=y
+CONFIG_CPU_HAS_PREFETCH=y
+CONFIG_CPU_HAS_SYNC=y
+CONFIG_CPU_LITTLE_ENDIAN=y
+CONFIG_CPU_MIPS32=y
+CONFIG_CPU_MIPS32_R1=y
+CONFIG_CPU_MIPSR1=y
+CONFIG_CPU_SUPPORTS_32BIT_KERNEL=y
+CONFIG_CPU_SUPPORTS_HIGHMEM=y
+CONFIG_CSRC_R4K=y
+CONFIG_CSRC_R4K_LIB=y
+# CONFIG_DEBUG_ZBOOT is not set
+CONFIG_DECOMPRESS_LZMA=y
+CONFIG_DMA_NONCOHERENT=y
+CONFIG_EARLY_PRINTK=y
+CONFIG_FIXED_PHY=y
+CONFIG_GENERIC_ATOMIC64=y
+CONFIG_GENERIC_CLOCKEVENTS=y
+CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
+CONFIG_GENERIC_CMOS_UPDATE=y
+# CONFIG_GENERIC_CPU_DEVICES is not set
+CONFIG_GENERIC_GPIO=y
+CONFIG_GENERIC_IRQ_SHOW=y
+CONFIG_GPIOLIB=y
+CONFIG_HARDWARE_WATCHPOINTS=y
+CONFIG_HAS_DMA=y
+CONFIG_HAS_IOMEM=y
+CONFIG_HAS_IOPORT=y
+CONFIG_HAVE_ARCH_JUMP_LABEL=y
+CONFIG_HAVE_ARCH_KGDB=y
+CONFIG_HAVE_C_RECORDMCOUNT=y
+CONFIG_HAVE_DMA_API_DEBUG=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DYNAMIC_FTRACE=y
+CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
+CONFIG_HAVE_GENERIC_DMA_COHERENT=y
+CONFIG_HAVE_GENERIC_HARDIRQS=y
+CONFIG_HAVE_IDE=y
+CONFIG_HAVE_IRQ_WORK=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_HAVE_KERNEL_LZO=y
+CONFIG_HAVE_MEMBLOCK=y
+CONFIG_HAVE_MEMBLOCK_NODE_MAP=y
+CONFIG_HAVE_OPROFILE=y
+CONFIG_HAVE_PERF_EVENTS=y
+CONFIG_HW_RANDOM=y
+CONFIG_INITRAMFS_SOURCE=""
+CONFIG_IP17XX_PHY=y
+CONFIG_IRQ_CPU=y
+CONFIG_IRQ_FORCED_THREADING=y
+CONFIG_KALLSYMS=y
+CONFIG_KERNEL_GZIP=y
+CONFIG_LEDS_GPIO=y
+CONFIG_MDIO_BOARDINFO=y
+# CONFIG_MINIX_FS_NATIVE_ENDIAN is not set
+CONFIG_MIPS=y
+CONFIG_MIPS_L1_CACHE_SHIFT=5
+# CONFIG_MIPS_MACHINE is not set
+CONFIG_MIPS_MT_DISABLED=y
+CONFIG_MTD_AR7_PARTS=y
+CONFIG_MTD_CFI_STAA=y
+CONFIG_MTD_PHYSMAP=y
+CONFIG_NEED_DMA_MAP_STATE=y
+CONFIG_NEED_PER_CPU_KM=y
+CONFIG_NO_EXCEPT_FILL=y
+CONFIG_PAGEFLAGS_EXTENDED=y
+CONFIG_PERF_USE_VMALLOC=y
+CONFIG_PHYLIB=y
+# CONFIG_PREEMPT_RCU is not set
+# CONFIG_QUOTACTL is not set
+# CONFIG_SCSI_DMA is not set
+CONFIG_SWAP_IO_SPACE=y
+CONFIG_SWCONFIG=y
+CONFIG_SYS_HAS_CPU_MIPS32_R1=y
+CONFIG_SYS_HAS_EARLY_PRINTK=y
+CONFIG_SYS_SUPPORTS_32BIT_KERNEL=y
+CONFIG_SYS_SUPPORTS_ARBIT_HZ=y
+CONFIG_SYS_SUPPORTS_LITTLE_ENDIAN=y
+CONFIG_SYS_SUPPORTS_ZBOOT=y
+CONFIG_SYS_SUPPORTS_ZBOOT_UART16550=y
+CONFIG_VLYNQ=y
+# CONFIG_VLYNQ_DEBUG is not set
+CONFIG_XZ_DEC=y
+CONFIG_ZONE_DMA_FLAG=0
diff --git a/target/linux/ar7/patches-3.3/110-flash.patch b/target/linux/ar7/patches-3.3/110-flash.patch
new file mode 100644
index 0000000000..58ce7eaa40
--- /dev/null
+++ b/target/linux/ar7/patches-3.3/110-flash.patch
@@ -0,0 +1,22 @@
+--- a/drivers/mtd/maps/physmap.c
++++ b/drivers/mtd/maps/physmap.c
+@@ -78,7 +78,7 @@ static const char *rom_probe_types[] = {
+ 					"map_rom",
+ 					NULL };
+ static const char *part_probe_types[] = { "cmdlinepart", "RedBoot", "afs",
+-					  NULL };
++					  "ar7part", NULL };
+ 
+ static int physmap_flash_probe(struct platform_device *dev)
+ {
+--- a/drivers/mtd/Makefile
++++ b/drivers/mtd/Makefile
+@@ -10,7 +10,7 @@ obj-$(CONFIG_MTD_OF_PARTS)	+= ofpart.o
+ obj-$(CONFIG_MTD_REDBOOT_PARTS) += redboot.o
+ obj-$(CONFIG_MTD_CMDLINE_PARTS) += cmdlinepart.o
+ obj-$(CONFIG_MTD_AFS_PARTS)	+= afs.o
+-obj-$(CONFIG_MTD_AR7_PARTS)	+= ar7part.o
++obj-$(CONFIG_MTD_AR7_PARTS)	+= ar7part.o titanpart.o
+ obj-$(CONFIG_MTD_BCM63XX_PARTS)	+= bcm63xxpart.o
+ obj-$(CONFIG_MTD_MYLOADER_PARTS) += myloader.o
+ 
diff --git a/target/linux/ar7/patches-3.3/120-gpio_chrdev.patch b/target/linux/ar7/patches-3.3/120-gpio_chrdev.patch
new file mode 100644
index 0000000000..006cef4d5b
--- /dev/null
+++ b/target/linux/ar7/patches-3.3/120-gpio_chrdev.patch
@@ -0,0 +1,28 @@
+--- a/drivers/char/Kconfig
++++ b/drivers/char/Kconfig
+@@ -478,6 +478,15 @@ config MWAVE
+ 	  To compile this driver as a module, choose M here: the
+ 	  module will be called mwave.
+ 
++config AR7_GPIO
++	tristate "TI AR7 GPIO Support"
++	depends on AR7
++	help
++	  Give userspace access to the GPIO pins on the Texas Instruments AR7
++	  processors.
++
++	  If compiled as a module, it will be called ar7_gpio.
++
+ config SCx200_GPIO
+ 	tristate "NatSemi SCx200 GPIO Support"
+ 	depends on SCx200
+--- a/drivers/char/Makefile
++++ b/drivers/char/Makefile
+@@ -44,6 +44,7 @@ obj-$(CONFIG_HW_RANDOM)		+= hw_random/
+ obj-$(CONFIG_PPDEV)		+= ppdev.o
+ obj-$(CONFIG_NWBUTTON)		+= nwbutton.o
+ obj-$(CONFIG_NWFLASH)		+= nwflash.o
++obj-$(CONFIG_AR7_GPIO)		+= ar7_gpio.o
+ obj-$(CONFIG_SCx200_GPIO)	+= scx200_gpio.o
+ obj-$(CONFIG_PC8736x_GPIO)	+= pc8736x_gpio.o
+ obj-$(CONFIG_NSC_GPIO)		+= nsc_gpio.o
diff --git a/target/linux/ar7/patches-3.3/160-vlynq_try_remote_first.patch b/target/linux/ar7/patches-3.3/160-vlynq_try_remote_first.patch
new file mode 100644
index 0000000000..437bc89d93
--- /dev/null
+++ b/target/linux/ar7/patches-3.3/160-vlynq_try_remote_first.patch
@@ -0,0 +1,20 @@
+--- a/drivers/vlynq/vlynq.c
++++ b/drivers/vlynq/vlynq.c
+@@ -514,9 +514,14 @@ static int __vlynq_enable_device(struct
+ 				!__vlynq_try_external(dev))
+ 				return 0;
+ 		} else {
+-			if (!__vlynq_try_external(dev) ||
+-				!__vlynq_try_local(dev)    ||
+-				!__vlynq_try_remote(dev))
++            /* XXX: I don't really know what difference it makes, if the order
++             * of the following calls is changed, but at least in this order
++             * my fritzbox doesn't hang at startup as in
++             * https://dev.openwrt.org/ticket/7324
++             */
++			if (!__vlynq_try_remote(dev) ||
++				!__vlynq_try_local(dev)  ||
++				!__vlynq_try_external(dev))
+ 				return 0;
+ 		}
+ 		break;
diff --git a/target/linux/ar7/patches-3.3/500-serial_kludge.patch b/target/linux/ar7/patches-3.3/500-serial_kludge.patch
new file mode 100644
index 0000000000..5c19cf22b6
--- /dev/null
+++ b/target/linux/ar7/patches-3.3/500-serial_kludge.patch
@@ -0,0 +1,28 @@
+--- a/drivers/tty/serial/8250/8250.c
++++ b/drivers/tty/serial/8250/8250.c
+@@ -290,6 +290,13 @@ static const struct serial8250_config ua
+ 		.fcr		= UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10,
+ 		.flags		= UART_CAP_FIFO | UART_CAP_AFE | UART_CAP_EFR,
+ 	},
++	[PORT_AR7] = {
++		.name		= "TI-AR7",
++		.fifo_size	= 16,
++		.tx_loadsz	= 16,
++		.fcr		= UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_00,
++		.flags		= UART_CAP_FIFO | UART_CAP_AFE,
++	},
+ };
+ 
+ #if defined(CONFIG_MIPS_ALCHEMY)
+@@ -2798,7 +2805,11 @@ static void serial8250_console_putchar(s
+ 	struct uart_8250_port *up =
+ 		container_of(port, struct uart_8250_port, port);
+ 
++#ifdef CONFIG_AR7
++	wait_for_xmitr(up, BOTH_EMPTY);
++#else
+ 	wait_for_xmitr(up, UART_LSR_THRE);
++#endif
+ 	serial_out(up, UART_TX, ch);
+ }
+ 
diff --git a/target/linux/ar7/patches-3.3/920-ar7part.patch b/target/linux/ar7/patches-3.3/920-ar7part.patch
new file mode 100644
index 0000000000..9cbc53786d
--- /dev/null
+++ b/target/linux/ar7/patches-3.3/920-ar7part.patch
@@ -0,0 +1,56 @@
+--- a/drivers/mtd/ar7part.c
++++ b/drivers/mtd/ar7part.c
+@@ -29,11 +29,14 @@
+ #include <linux/magic.h>
+ #include <linux/module.h>
+ 
++#include <asm/mach-ar7/prom.h>
++
+ #define AR7_PARTS	4
+ #define ROOT_OFFSET	0xe0000
+ 
+ #define LOADER_MAGIC1	le32_to_cpu(0xfeedfa42)
+ #define LOADER_MAGIC2	le32_to_cpu(0xfeed1281)
++#define LOADER_MAGIC3	le32_to_cpu(0x434d4d4c)
+ 
+ #ifndef SQUASHFS_MAGIC
+ #define SQUASHFS_MAGIC	0x73717368
+@@ -45,6 +48,10 @@ struct ar7_bin_rec {
+ 	unsigned int address;
+ };
+ 
++int create_titan_partitions(struct mtd_info *master,
++        struct mtd_partition **pparts,
++        struct mtd_part_parser_data *data);
++
+ static int create_mtd_partitions(struct mtd_info *master,
+ 				 struct mtd_partition **pparts,
+ 				 struct mtd_part_parser_data *data)
+@@ -58,6 +65,16 @@ static int create_mtd_partitions(struct
+ 	int retries = 10;
+ 	struct mtd_partition *ar7_parts;
+ 
++	const char *prod_id ;
++	prod_id = prom_getenv("ProductID");
++	if(prod_id &&
++		(strcmp(prod_id, "CYWL")==0 ||
++		strcmp(prod_id, "CYWM")==0 ||
++		strcmp(prod_id, "CYLM")==0 ||
++		strcmp(prod_id, "CYLL")==0)){
++		return create_titan_partitions(master, pparts, data);
++	}
++
+ 	ar7_parts = kzalloc(sizeof(*ar7_parts) * AR7_PARTS, GFP_KERNEL);
+ 	if (!ar7_parts)
+ 		return -ENOMEM;
+--- a/drivers/mtd/titanpart.c
++++ b/drivers/mtd/titanpart.c
+@@ -149,7 +149,7 @@ static void titan_add_partition(char * e
+ }
+ int create_titan_partitions(struct mtd_info *master,
+ 	struct mtd_partition **pparts,
+-	unsigned long origin)
++	struct mtd_part_parser_data *data)
+ {
+ 	struct nsp_img_hdr_head		hdr;
+ 	struct nsp_img_hdr_section_info	sect_info;
diff --git a/target/linux/ar7/patches-3.3/950-cpmac_titan.patch b/target/linux/ar7/patches-3.3/950-cpmac_titan.patch
new file mode 100644
index 0000000000..a829e4e8c4
--- /dev/null
+++ b/target/linux/ar7/patches-3.3/950-cpmac_titan.patch
@@ -0,0 +1,52 @@
+--- a/drivers/net/ethernet/ti/cpmac.c
++++ b/drivers/net/ethernet/ti/cpmac.c
+@@ -1159,6 +1159,8 @@ static int __devinit cpmac_probe(struct
+ 		goto fail;
+ 	}
+ 
++	ar7_device_reset(pdata->reset_bit);
++
+ 	dev->irq = platform_get_irq_byname(pdev, "irq");
+ 
+ 	dev->netdev_ops = &cpmac_netdev_ops;
+@@ -1237,7 +1239,7 @@ int __devinit cpmac_init(void)
+ 	cpmac_mii->reset = cpmac_mdio_reset;
+ 	cpmac_mii->irq = mii_irqs;
+ 
+-	cpmac_mii->priv = ioremap(AR7_REGS_MDIO, 256);
++	cpmac_mii->priv = ioremap(ar7_is_titan() ? TITAN_REGS_MDIO : AR7_REGS_MDIO, 256);
+ 
+ 	if (!cpmac_mii->priv) {
+ 		printk(KERN_ERR "Can't ioremap mdio registers\n");
+@@ -1248,10 +1250,16 @@ int __devinit cpmac_init(void)
+ #warning FIXME: unhardcode gpio&reset bits
+ 	ar7_gpio_disable(26);
+ 	ar7_gpio_disable(27);
+-	ar7_device_reset(AR7_RESET_BIT_CPMAC_LO);
+-	ar7_device_reset(AR7_RESET_BIT_CPMAC_HI);
++
++	if (!ar7_is_titan()) {
++		ar7_device_reset(AR7_RESET_BIT_CPMAC_LO);
++		ar7_device_reset(AR7_RESET_BIT_CPMAC_HI);
++	}
+ 	ar7_device_reset(AR7_RESET_BIT_EPHY);
+ 
++	if (ar7_is_titan())
++		ar7_device_reset(TITAN_RESET_BIT_EPHY1);
++
+ 	cpmac_mii->reset(cpmac_mii);
+ 
+ 	for (i = 0; i < 300; i++) {
+@@ -1268,7 +1276,11 @@ int __devinit cpmac_init(void)
+ 		mask = 0;
+ 	}
+ 
+-	cpmac_mii->phy_mask = ~(mask | 0x80000000);
++	if (ar7_is_titan())
++		cpmac_mii->phy_mask = ~(mask | 0x80000000 | 0x40000000);
++	else
++		cpmac_mii->phy_mask = ~(mask | 0x80000000);
++
+ 	snprintf(cpmac_mii->id, MII_BUS_ID_SIZE, "cpmac-1");
+ 
+ 	res = mdiobus_register(cpmac_mii);
diff --git a/target/linux/ar7/patches-3.3/972-cpmac_fixup.patch b/target/linux/ar7/patches-3.3/972-cpmac_fixup.patch
new file mode 100644
index 0000000000..b1eb081c99
--- /dev/null
+++ b/target/linux/ar7/patches-3.3/972-cpmac_fixup.patch
@@ -0,0 +1,218 @@
+--- a/arch/mips/ar7/platform.c
++++ b/arch/mips/ar7/platform.c
+@@ -33,7 +33,6 @@
+ #include <linux/string.h>
+ #include <linux/etherdevice.h>
+ #include <linux/phy.h>
+-#include <linux/phy_fixed.h>
+ #include <linux/gpio.h>
+ #include <linux/clk.h>
+ 
+@@ -248,12 +247,6 @@ static struct resource cpmac_high_res[]
+ 	},
+ };
+ 
+-static struct fixed_phy_status fixed_phy_status __initdata = {
+-	.link		= 1,
+-	.speed		= 100,
+-	.duplex		= 1,
+-};
+-
+ static struct plat_cpmac_data cpmac_low_data = {
+ 	.reset_bit	= 17,
+ 	.power_bit	= 20,
+@@ -680,26 +673,18 @@ static int __init ar7_register_devices(v
+ 	}
+ 
+ 	if (ar7_has_high_cpmac()) {
+-		res = fixed_phy_add(PHY_POLL, cpmac_high.id, &fixed_phy_status);
+-		if (!res) {
+-			cpmac_get_mac(1, cpmac_high_data.dev_addr);
+-
+-			res = platform_device_register(&cpmac_high);
+-			if (res)
+-				pr_warning("unable to register cpmac-high: %d\n", res);
+-		} else
+-			pr_warning("unable to add cpmac-high phy: %d\n", res);
+-	} else
+-		cpmac_low_data.phy_mask = 0xffffffff;
++		cpmac_get_mac(1, cpmac_high_data.dev_addr);
+ 
+-	res = fixed_phy_add(PHY_POLL, cpmac_low.id, &fixed_phy_status);
+-	if (!res) {
+-		cpmac_get_mac(0, cpmac_low_data.dev_addr);
+-		res = platform_device_register(&cpmac_low);
++		res = platform_device_register(&cpmac_high);
+ 		if (res)
+-			pr_warning("unable to register cpmac-low: %d\n", res);
++			pr_warning("unable to register cpmac-high: %d\n", res);
+ 	} else
+-		pr_warning("unable to add cpmac-low phy: %d\n", res);
++		cpmac_low_data.phy_mask = 0xffffffff;
++
++	cpmac_get_mac(0, cpmac_low_data.dev_addr);
++	res = platform_device_register(&cpmac_low);
++	if (res)
++		pr_warning("unable to register cpmac-low: %d\n", res);
+ 
+ 	detect_leds();
+ 	res = platform_device_register(&ar7_gpio_leds);
+@@ -712,8 +697,10 @@ static int __init ar7_register_devices(v
+ 
+ 	/* Register watchdog only if enabled in hardware */
+ 	bootcr = ioremap_nocache(AR7_REGS_DCL, 4);
+-	val = readl(bootcr);
+-	iounmap(bootcr);
++	if (bootcr) {
++		val = readl(bootcr);
++		iounmap(bootcr);
++	}
+ 	if (val & AR7_WDT_HW_ENA) {
+ 		if (ar7_has_high_vlynq())
+ 			ar7_wdt_res.start = UR8_REGS_WDT;
+--- a/arch/mips/include/asm/mach-ar7/ar7.h
++++ b/arch/mips/include/asm/mach-ar7/ar7.h
+@@ -42,6 +42,7 @@
+ #define AR7_REGS_PINSEL (AR7_REGS_BASE + 0x160C)
+ #define AR7_REGS_VLYNQ0	(AR7_REGS_BASE + 0x1800)
+ #define AR7_REGS_DCL	(AR7_REGS_BASE + 0x1a00)
++#define AR7_REGS_MII	(AR7_REGS_BASE + 0x1a08)
+ #define AR7_REGS_VLYNQ1	(AR7_REGS_BASE + 0x1c00)
+ #define AR7_REGS_MDIO	(AR7_REGS_BASE + 0x1e00)
+ #define AR7_REGS_IRQ	(AR7_REGS_BASE + 0x2400)
+--- a/drivers/net/ethernet/ti/cpmac.c
++++ b/drivers/net/ethernet/ti/cpmac.c
+@@ -35,7 +35,6 @@
+ #include <linux/skbuff.h>
+ #include <linux/mii.h>
+ #include <linux/phy.h>
+-#include <linux/phy_fixed.h>
+ #include <linux/platform_device.h>
+ #include <linux/dma-mapping.h>
+ #include <linux/clk.h>
+@@ -48,14 +47,11 @@ MODULE_LICENSE("GPL");
+ MODULE_ALIAS("platform:cpmac");
+ 
+ static int debug_level = 8;
+-static int dumb_switch;
+ 
+-/* Next 2 are only used in cpmac_probe, so it's pointless to change them */
++/* Next is only used in cpmac_probe, so it's pointless to change them */
+ module_param(debug_level, int, 0444);
+-module_param(dumb_switch, int, 0444);
+ 
+ MODULE_PARM_DESC(debug_level, "Number of NETIF_MSG bits to enable");
+-MODULE_PARM_DESC(dumb_switch, "Assume switch is not connected to MDIO bus");
+ 
+ #define CPMAC_VERSION "0.5.2"
+ /* frame size + 802.1q tag + FCS size */
+@@ -674,9 +670,8 @@ static void cpmac_hw_start(struct net_de
+ 	for (i = 0; i < 8; i++)
+ 		cpmac_write(priv->regs, CPMAC_MAC_ADDR_LO(i), dev->dev_addr[5]);
+ 	cpmac_write(priv->regs, CPMAC_MAC_ADDR_MID, dev->dev_addr[4]);
+-	cpmac_write(priv->regs, CPMAC_MAC_ADDR_HI, dev->dev_addr[0] |
+-		    (dev->dev_addr[1] << 8) | (dev->dev_addr[2] << 16) |
+-		    (dev->dev_addr[3] << 24));
++	cpmac_write(priv->regs, CPMAC_MAC_ADDR_HI, be32_to_cpu(*(u32 *)
++			dev->dev_addr));
+ 	cpmac_write(priv->regs, CPMAC_MAX_LENGTH, CPMAC_SKB_SIZE);
+ 	cpmac_write(priv->regs, CPMAC_UNICAST_CLEAR, 0xff);
+ 	cpmac_write(priv->regs, CPMAC_RX_INT_CLEAR, 0xff);
+@@ -1108,8 +1103,6 @@ static const struct net_device_ops cpmac
+ 	.ndo_set_mac_address	= eth_mac_addr,
+ };
+ 
+-static int external_switch;
+-
+ static int __devinit cpmac_probe(struct platform_device *pdev)
+ {
+ 	int rc, phy_id;
+@@ -1121,25 +1114,18 @@ static int __devinit cpmac_probe(struct
+ 
+ 	pdata = pdev->dev.platform_data;
+ 
+-	if (external_switch || dumb_switch) {
+-		strncpy(mdio_bus_id, "fixed-0", MII_BUS_ID_SIZE); /* fixed phys bus */
+-		phy_id = pdev->id;
+-	} else {
+-		for (phy_id = 0; phy_id < PHY_MAX_ADDR; phy_id++) {
+-			if (!(pdata->phy_mask & (1 << phy_id)))
+-				continue;
+-			if (!cpmac_mii->phy_map[phy_id])
+-				continue;
+-			strncpy(mdio_bus_id, cpmac_mii->id, MII_BUS_ID_SIZE);
+-			break;
+-		}
++	for (phy_id = 0; phy_id < PHY_MAX_ADDR; phy_id++) {
++		if (!(pdata->phy_mask & (1 << phy_id)))
++			continue;
++		if (!cpmac_mii->phy_map[phy_id])
++			continue;
++		strncpy(mdio_bus_id, cpmac_mii->id, MII_BUS_ID_SIZE);
++		break;
+ 	}
+ 
+ 	if (phy_id == PHY_MAX_ADDR) {
+-		dev_err(&pdev->dev, "no PHY present, falling back "
+-					"to switch on MDIO bus 0\n");
+-		strncpy(mdio_bus_id, "fixed-0", MII_BUS_ID_SIZE); /* fixed phys bus */
+-		phy_id = pdev->id;
++		printk(KERN_ERR "cpmac: No PHY present\n");
++		return -ENXIO;
+ 	}
+ 
+ 	dev = alloc_etherdev_mq(sizeof(*priv), CPMAC_QUEUES);
+@@ -1228,6 +1214,7 @@ int __devinit cpmac_init(void)
+ {
+ 	u32 mask;
+ 	int i, res;
++	void __iomem *mii_reg;
+ 
+ 	cpmac_mii = mdiobus_alloc();
+ 	if (cpmac_mii == NULL)
+@@ -1251,14 +1238,14 @@ int __devinit cpmac_init(void)
+ 	ar7_gpio_disable(26);
+ 	ar7_gpio_disable(27);
+ 
+-	if (!ar7_is_titan()) {
++	if (ar7_is_titan()) {
++		ar7_device_reset(AR7_RESET_BIT_EPHY);
++		ar7_device_reset(TITAN_RESET_BIT_EPHY1);
++	} else {
++		ar7_device_reset(AR7_RESET_BIT_EPHY);
+ 		ar7_device_reset(AR7_RESET_BIT_CPMAC_LO);
+ 		ar7_device_reset(AR7_RESET_BIT_CPMAC_HI);
+ 	}
+-	ar7_device_reset(AR7_RESET_BIT_EPHY);
+-
+-	if (ar7_is_titan())
+-		ar7_device_reset(TITAN_RESET_BIT_EPHY1);
+ 
+ 	cpmac_mii->reset(cpmac_mii);
+ 
+@@ -1270,10 +1257,22 @@ int __devinit cpmac_init(void)
+ 			msleep(10);
+ 	}
+ 
+-	mask &= 0x7fffffff;
++	mask &= ar7_is_titan()? ~(0x80000000 | 0x40000000) : ~(0x80000000);
+ 	if (mask & (mask - 1)) {
+-		external_switch = 1;
+-		mask = 0;
++		if (!ar7_has_high_cpmac()) {
++			if (ar7_is_titan()) {
++				ar7_device_disable(AR7_RESET_BIT_EPHY);
++				ar7_device_disable(TITAN_RESET_BIT_EPHY1);
++			} else
++				ar7_device_disable(AR7_RESET_BIT_EPHY);
++
++			//Titan remap might be different
++			mii_reg = ioremap(AR7_REGS_MII, 4);
++			if (mii_reg) {
++				writel(readl(mii_reg) | 1, mii_reg);
++				iounmap(mii_reg);
++			}
++		}
+ 	}
+ 
+ 	if (ar7_is_titan())
diff --git a/target/linux/ar7/patches-3.3/973-cpmac_handle_mvswitch.patch b/target/linux/ar7/patches-3.3/973-cpmac_handle_mvswitch.patch
new file mode 100644
index 0000000000..9c2ab5057b
--- /dev/null
+++ b/target/linux/ar7/patches-3.3/973-cpmac_handle_mvswitch.patch
@@ -0,0 +1,70 @@
+--- a/drivers/net/ethernet/ti/cpmac.c
++++ b/drivers/net/ethernet/ti/cpmac.c
+@@ -373,6 +373,7 @@ static struct sk_buff *cpmac_rx_one(stru
+ 				    struct cpmac_desc *desc)
+ {
+ 	struct sk_buff *skb, *result = NULL;
++	int offset;
+ 
+ 	if (unlikely(netif_msg_hw(priv)))
+ 		cpmac_dump_desc(priv->dev, desc);
+@@ -384,10 +385,15 @@ static struct sk_buff *cpmac_rx_one(stru
+ 		return NULL;
+ 	}
+ 
+-	skb = netdev_alloc_skb_ip_align(priv->dev, CPMAC_SKB_SIZE);
++	skb = netdev_alloc_skb(priv->dev, CPMAC_SKB_SIZE);
+ 	if (likely(skb)) {
++		offset = 2;
++		if (priv->phy) {
++			offset += priv->phy->pkt_align;
++		}
++		skb_reserve(skb, offset);
++
+ 		skb_put(desc->skb, desc->datalen);
+-		desc->skb->protocol = eth_type_trans(desc->skb, priv->dev);
+ 		skb_checksum_none_assert(desc->skb);
+ 		priv->dev->stats.rx_packets++;
+ 		priv->dev->stats.rx_bytes += desc->datalen;
+@@ -459,7 +465,12 @@ static int cpmac_poll(struct napi_struct
+ 
+ 		skb = cpmac_rx_one(priv, desc);
+ 		if (likely(skb)) {
+-			netif_receive_skb(skb);
++			if (priv->phy->netif_receive_skb) {
++				priv->phy->netif_receive_skb(skb);
++			} else {
++				skb->protocol = eth_type_trans(skb, priv->dev);
++				netif_receive_skb(skb);
++			}
+ 			received++;
+ 		}
+ 		desc = desc->next;
+@@ -952,7 +963,7 @@ static void cpmac_adjust_link(struct net
+ 
+ static int cpmac_open(struct net_device *dev)
+ {
+-	int i, size, res;
++	int i, size, res, offset;
+ 	struct cpmac_priv *priv = netdev_priv(dev);
+ 	struct resource *mem;
+ 	struct cpmac_desc *desc;
+@@ -991,11 +1002,17 @@ static int cpmac_open(struct net_device
+ 
+ 	priv->rx_head = &priv->desc_ring[CPMAC_QUEUES];
+ 	for (i = 0, desc = priv->rx_head; i < priv->ring_size; i++, desc++) {
+-		skb = netdev_alloc_skb_ip_align(dev, CPMAC_SKB_SIZE);
++		skb = netdev_alloc_skb(dev, CPMAC_SKB_SIZE);
+ 		if (unlikely(!skb)) {
+ 			res = -ENOMEM;
+ 			goto fail_desc;
+ 		}
++		offset = 2;
++		if (priv->phy) {
++			offset += priv->phy->pkt_align;
++		}
++		skb_reserve(skb, offset);
++
+ 		desc->skb = skb;
+ 		desc->data_mapping = dma_map_single(&dev->dev, skb->data,
+ 						    CPMAC_SKB_SIZE,