Merge branch 'master' into for-2.6.35

Conflicts:
	block/blk-cgroup.c
	block/cfq-iosched.c

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

4 files changed, 204 insertions, 102 deletions

diff --git a/arch/mips/bcm63xx/boards/board_bcm963xx.c b/arch/mips/bcm63xx/boards/board_bcm963xx.c
index ea17941168ca..8dba8cfb752f 100644
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -18,6 +18,7 @@
 #include <asm/addrspace.h>
 #include <bcm63xx_board.h>
 #include <bcm63xx_cpu.h>
+#include <bcm63xx_dev_uart.h>
 #include <bcm63xx_regs.h>
 #include <bcm63xx_io.h>
 #include <bcm63xx_dev_pci.h>
@@ -40,6 +41,7 @@ static struct board_info __initdata board_96338gw = {
 	.name				= "96338GW",
 	.expected_cpu_id		= 0x6338,
 
+	.has_uart0			= 1,
 	.has_enet0			= 1,
 	.enet0 = {
 		.force_speed_100	= 1,
@@ -82,6 +84,7 @@ static struct board_info __initdata board_96338w = {
 	.name				= "96338W",
 	.expected_cpu_id		= 0x6338,
 
+	.has_uart0			= 1,
 	.has_enet0			= 1,
 	.enet0 = {
 		.force_speed_100	= 1,
@@ -126,6 +129,8 @@ static struct board_info __initdata board_96338w = {
 static struct board_info __initdata board_96345gw2 = {
 	.name				= "96345GW2",
 	.expected_cpu_id		= 0x6345,
+
+	.has_uart0			= 1,
 };
 #endif
 
@@ -137,6 +142,7 @@ static struct board_info __initdata board_96348r = {
 	.name				= "96348R",
 	.expected_cpu_id		= 0x6348,
 
+	.has_uart0			= 1,
 	.has_enet0			= 1,
 	.has_pci			= 1,
 
@@ -180,6 +186,7 @@ static struct board_info __initdata board_96348gw_10 = {
 	.name				= "96348GW-10",
 	.expected_cpu_id		= 0x6348,
 
+	.has_uart0			= 1,
 	.has_enet0			= 1,
 	.has_enet1			= 1,
 	.has_pci			= 1,
@@ -239,6 +246,7 @@ static struct board_info __initdata board_96348gw_11 = {
 	.name				= "96348GW-11",
 	.expected_cpu_id		= 0x6348,
 
+	.has_uart0			= 1,
 	.has_enet0			= 1,
 	.has_enet1			= 1,
 	.has_pci			= 1,
@@ -292,6 +300,7 @@ static struct board_info __initdata board_96348gw = {
 	.name				= "96348GW",
 	.expected_cpu_id		= 0x6348,
 
+	.has_uart0			= 1,
 	.has_enet0			= 1,
 	.has_enet1			= 1,
 	.has_pci			= 1,
@@ -349,9 +358,10 @@ static struct board_info __initdata board_FAST2404 = {
 	.name				= "F@ST2404",
 	.expected_cpu_id		= 0x6348,
 
-	.has_enet0			= 1,
-	.has_enet1			= 1,
-	.has_pci			= 1,
+	.has_uart0			= 1,
+        .has_enet0			= 1,
+        .has_enet1			= 1,
+        .has_pci			= 1,
 
 	.enet0 = {
 		.has_phy		= 1,
@@ -368,10 +378,30 @@ static struct board_info __initdata board_FAST2404 = {
 	.has_ehci0			= 1,
 };
 
+static struct board_info __initdata board_rta1025w_16 = {
+	.name				= "RTA1025W_16",
+	.expected_cpu_id		= 0x6348,
+
+	.has_enet0			= 1,
+	.has_enet1			= 1,
+	.has_pci			= 1,
+
+	.enet0 = {
+		.has_phy		= 1,
+		.use_internal_phy	= 1,
+	},
+	.enet1 = {
+		.force_speed_100	= 1,
+		.force_duplex_full	= 1,
+	},
+};
+
+
 static struct board_info __initdata board_DV201AMR = {
 	.name				= "DV201AMR",
 	.expected_cpu_id		= 0x6348,
 
+	.has_uart0			= 1,
 	.has_pci			= 1,
 	.has_ohci0			= 1,
 
@@ -391,6 +421,7 @@ static struct board_info __initdata board_96348gw_a = {
 	.name				= "96348GW-A",
 	.expected_cpu_id		= 0x6348,
 
+	.has_uart0			= 1,
 	.has_enet0			= 1,
 	.has_enet1			= 1,
 	.has_pci			= 1,
@@ -416,6 +447,7 @@ static struct board_info __initdata board_96358vw = {
 	.name				= "96358VW",
 	.expected_cpu_id		= 0x6358,
 
+	.has_uart0			= 1,
 	.has_enet0			= 1,
 	.has_enet1			= 1,
 	.has_pci			= 1,
@@ -467,6 +499,7 @@ static struct board_info __initdata board_96358vw2 = {
 	.name				= "96358VW2",
 	.expected_cpu_id		= 0x6358,
 
+	.has_uart0			= 1,
 	.has_enet0			= 1,
 	.has_enet1			= 1,
 	.has_pci			= 1,
@@ -514,6 +547,7 @@ static struct board_info __initdata board_AGPFS0 = {
 	.name                           = "AGPF-S0",
 	.expected_cpu_id                = 0x6358,
 
+	.has_uart0			= 1,
 	.has_enet0                      = 1,
 	.has_enet1                      = 1,
 	.has_pci                        = 1,
@@ -531,6 +565,27 @@ static struct board_info __initdata board_AGPFS0 = {
 	.has_ohci0 = 1,
 	.has_ehci0 = 1,
 };
+
+static struct board_info __initdata board_DWVS0 = {
+	.name				= "DWV-S0",
+	.expected_cpu_id		= 0x6358,
+
+	.has_enet0			= 1,
+	.has_enet1			= 1,
+	.has_pci			= 1,
+
+	.enet0 = {
+		.has_phy		= 1,
+		.use_internal_phy	= 1,
+	},
+
+	.enet1 = {
+		.force_speed_100	= 1,
+		.force_duplex_full	= 1,
+	},
+
+	.has_ohci0			= 1,
+};
 #endif
 
 /*
@@ -552,16 +607,88 @@ static const struct board_info __initdata *bcm963xx_boards[] = {
 	&board_FAST2404,
 	&board_DV201AMR,
 	&board_96348gw_a,
+	&board_rta1025w_16,
 #endif
 
 #ifdef CONFIG_BCM63XX_CPU_6358
 	&board_96358vw,
 	&board_96358vw2,
 	&board_AGPFS0,
+	&board_DWVS0,
 #endif
 };
 
 /*
+ * Register a sane SPROMv2 to make the on-board
+ * bcm4318 WLAN work
+ */
+#ifdef CONFIG_SSB_PCIHOST
+static struct ssb_sprom bcm63xx_sprom = {
+	.revision		= 0x02,
+	.board_rev		= 0x17,
+	.country_code		= 0x0,
+	.ant_available_bg 	= 0x3,
+	.pa0b0			= 0x15ae,
+	.pa0b1			= 0xfa85,
+	.pa0b2			= 0xfe8d,
+	.pa1b0			= 0xffff,
+	.pa1b1			= 0xffff,
+	.pa1b2			= 0xffff,
+	.gpio0			= 0xff,
+	.gpio1			= 0xff,
+	.gpio2			= 0xff,
+	.gpio3			= 0xff,
+	.maxpwr_bg		= 0x004c,
+	.itssi_bg		= 0x00,
+	.boardflags_lo		= 0x2848,
+	.boardflags_hi		= 0x0000,
+};
+#endif
+
+/*
+ * return board name for /proc/cpuinfo
+ */
+const char *board_get_name(void)
+{
+	return board.name;
+}
+
+/*
+ * register & return a new board mac address
+ */
+static int board_get_mac_address(u8 *mac)
+{
+	u8 *p;
+	int count;
+
+	if (mac_addr_used >= nvram.mac_addr_count) {
+		printk(KERN_ERR PFX "not enough mac address\n");
+		return -ENODEV;
+	}
+
+	memcpy(mac, nvram.mac_addr_base, ETH_ALEN);
+	p = mac + ETH_ALEN - 1;
+	count = mac_addr_used;
+
+	while (count--) {
+		do {
+			(*p)++;
+			if (*p != 0)
+				break;
+			p--;
+		} while (p != mac);
+	}
+
+	if (p == mac) {
+		printk(KERN_ERR PFX "unable to fetch mac address\n");
+		return -ENODEV;
+	}
+
+	mac_addr_used++;
+	return 0;
+}
+
+/*
  * early init callback, read nvram data from flash and checksum it
  */
 void __init board_prom_init(void)
@@ -659,6 +786,17 @@ void __init board_prom_init(void)
 	}
 
 	bcm_gpio_writel(val, GPIO_MODE_REG);
+
+	/* Generate MAC address for WLAN and
+	 * register our SPROM */
+#ifdef CONFIG_SSB_PCIHOST
+	if (!board_get_mac_address(bcm63xx_sprom.il0mac)) {
+		memcpy(bcm63xx_sprom.et0mac, bcm63xx_sprom.il0mac, ETH_ALEN);
+		memcpy(bcm63xx_sprom.et1mac, bcm63xx_sprom.il0mac, ETH_ALEN);
+		if (ssb_arch_set_fallback_sprom(&bcm63xx_sprom) < 0)
+			printk(KERN_ERR "failed to register fallback SPROM\n");
+	}
+#endif
 }
 
 /*
@@ -676,49 +814,6 @@ void __init board_setup(void)
 		panic("unexpected CPU for bcm963xx board");
 }
 
-/*
- * return board name for /proc/cpuinfo
- */
-const char *board_get_name(void)
-{
-	return board.name;
-}
-
-/*
- * register & return a new board mac address
- */
-static int board_get_mac_address(u8 *mac)
-{
-	u8 *p;
-	int count;
-
-	if (mac_addr_used >= nvram.mac_addr_count) {
-		printk(KERN_ERR PFX "not enough mac address\n");
-		return -ENODEV;
-	}
-
-	memcpy(mac, nvram.mac_addr_base, ETH_ALEN);
-	p = mac + ETH_ALEN - 1;
-	count = mac_addr_used;
-
-	while (count--) {
-		do {
-			(*p)++;
-			if (*p != 0)
-				break;
-			p--;
-		} while (p != mac);
-	}
-
-	if (p == mac) {
-		printk(KERN_ERR PFX "unable to fetch mac address\n");
-		return -ENODEV;
-	}
-
-	mac_addr_used++;
-	return 0;
-}
-
 static struct mtd_partition mtd_partitions[] = {
 	{
 		.name		= "cfe",
@@ -750,33 +845,6 @@ static struct platform_device mtd_dev = {
 	},
 };
 
-/*
- * Register a sane SPROMv2 to make the on-board
- * bcm4318 WLAN work
- */
-#ifdef CONFIG_SSB_PCIHOST
-static struct ssb_sprom bcm63xx_sprom = {
-	.revision		= 0x02,
-	.board_rev		= 0x17,
-	.country_code		= 0x0,
-	.ant_available_bg 	= 0x3,
-	.pa0b0			= 0x15ae,
-	.pa0b1			= 0xfa85,
-	.pa0b2			= 0xfe8d,
-	.pa1b0			= 0xffff,
-	.pa1b1			= 0xffff,
-	.pa1b2			= 0xffff,
-	.gpio0			= 0xff,
-	.gpio1			= 0xff,
-	.gpio2			= 0xff,
-	.gpio3			= 0xff,
-	.maxpwr_bg		= 0x004c,
-	.itssi_bg		= 0x00,
-	.boardflags_lo		= 0x2848,
-	.boardflags_hi		= 0x0000,
-};
-#endif
-
 static struct gpio_led_platform_data bcm63xx_led_data;
 
 static struct platform_device bcm63xx_gpio_leds = {
@@ -792,6 +860,12 @@ int __init board_register_devices(void)
 {
 	u32 val;
 
+	if (board.has_uart0)
+		bcm63xx_uart_register(0);
+
+	if (board.has_uart1)
+		bcm63xx_uart_register(1);
+
 	if (board.has_pccard)
 		bcm63xx_pcmcia_register();
 
@@ -806,17 +880,6 @@ int __init board_register_devices(void)
 	if (board.has_dsp)
 		bcm63xx_dsp_register(&board.dsp);
 
-	/* Generate MAC address for WLAN and
-	 * register our SPROM */
-#ifdef CONFIG_SSB_PCIHOST
-	if (!board_get_mac_address(bcm63xx_sprom.il0mac)) {
-		memcpy(bcm63xx_sprom.et0mac, bcm63xx_sprom.il0mac, ETH_ALEN);
-		memcpy(bcm63xx_sprom.et1mac, bcm63xx_sprom.il0mac, ETH_ALEN);
-		if (ssb_arch_set_fallback_sprom(&bcm63xx_sprom) < 0)
-			printk(KERN_ERR "failed to register fallback SPROM\n");
-	}
-#endif
-
 	/* read base address of boot chip select (0) */
 	if (BCMCPU_IS_6345())
 		val = 0x1fc00000;
diff --git a/arch/mips/bcm63xx/cpu.c b/arch/mips/bcm63xx/cpu.c
index 70378bb5e3f9..cbb7caf86d77 100644
--- a/arch/mips/bcm63xx/cpu.c
+++ b/arch/mips/bcm63xx/cpu.c
@@ -36,6 +36,7 @@ static const unsigned long bcm96338_regs_base[] = {
 	[RSET_TIMER]		= BCM_6338_TIMER_BASE,
 	[RSET_WDT]		= BCM_6338_WDT_BASE,
 	[RSET_UART0]		= BCM_6338_UART0_BASE,
+	[RSET_UART1]		= BCM_6338_UART1_BASE,
 	[RSET_GPIO]		= BCM_6338_GPIO_BASE,
 	[RSET_SPI]		= BCM_6338_SPI_BASE,
 	[RSET_OHCI0]		= BCM_6338_OHCI0_BASE,
@@ -72,6 +73,7 @@ static const unsigned long bcm96345_regs_base[] = {
 	[RSET_TIMER]		= BCM_6345_TIMER_BASE,
 	[RSET_WDT]		= BCM_6345_WDT_BASE,
 	[RSET_UART0]		= BCM_6345_UART0_BASE,
+	[RSET_UART1]		= BCM_6345_UART1_BASE,
 	[RSET_GPIO]		= BCM_6345_GPIO_BASE,
 	[RSET_SPI]		= BCM_6345_SPI_BASE,
 	[RSET_UDC0]		= BCM_6345_UDC0_BASE,
@@ -109,6 +111,7 @@ static const unsigned long bcm96348_regs_base[] = {
 	[RSET_TIMER]		= BCM_6348_TIMER_BASE,
 	[RSET_WDT]		= BCM_6348_WDT_BASE,
 	[RSET_UART0]		= BCM_6348_UART0_BASE,
+	[RSET_UART1]		= BCM_6348_UART1_BASE,
 	[RSET_GPIO]		= BCM_6348_GPIO_BASE,
 	[RSET_SPI]		= BCM_6348_SPI_BASE,
 	[RSET_OHCI0]		= BCM_6348_OHCI0_BASE,
@@ -150,6 +153,7 @@ static const unsigned long bcm96358_regs_base[] = {
 	[RSET_TIMER]		= BCM_6358_TIMER_BASE,
 	[RSET_WDT]		= BCM_6358_WDT_BASE,
 	[RSET_UART0]		= BCM_6358_UART0_BASE,
+	[RSET_UART1]		= BCM_6358_UART1_BASE,
 	[RSET_GPIO]		= BCM_6358_GPIO_BASE,
 	[RSET_SPI]		= BCM_6358_SPI_BASE,
 	[RSET_OHCI0]		= BCM_6358_OHCI0_BASE,
@@ -170,6 +174,7 @@ static const unsigned long bcm96358_regs_base[] = {
 static const int bcm96358_irqs[] = {
 	[IRQ_TIMER]		= BCM_6358_TIMER_IRQ,
 	[IRQ_UART0]		= BCM_6358_UART0_IRQ,
+	[IRQ_UART1]		= BCM_6358_UART1_IRQ,
 	[IRQ_DSL]		= BCM_6358_DSL_IRQ,
 	[IRQ_ENET0]		= BCM_6358_ENET0_IRQ,
 	[IRQ_ENET1]		= BCM_6358_ENET1_IRQ,
diff --git a/arch/mips/bcm63xx/dev-uart.c b/arch/mips/bcm63xx/dev-uart.c
index b0519461ad9b..c2963da0253e 100644
--- a/arch/mips/bcm63xx/dev-uart.c
+++ b/arch/mips/bcm63xx/dev-uart.c
@@ -11,31 +11,65 @@
 #include <linux/platform_device.h>
 #include <bcm63xx_cpu.h>
 
-static struct resource uart_resources[] = {
+static struct resource uart0_resources[] = {
 	{
-		.start		= -1, /* filled at runtime */
-		.end		= -1, /* filled at runtime */
+		/* start & end filled at runtime */
 		.flags		= IORESOURCE_MEM,
 	},
 	{
-		.start		= -1, /* filled at runtime */
+		/* start filled at runtime */
 		.flags		= IORESOURCE_IRQ,
 	},
 };
 
-static struct platform_device bcm63xx_uart_device = {
-	.name		= "bcm63xx_uart",
-	.id		= 0,
-	.num_resources	= ARRAY_SIZE(uart_resources),
-	.resource	= uart_resources,
+static struct resource uart1_resources[] = {
+	{
+		/* start & end filled at runtime */
+		.flags		= IORESOURCE_MEM,
+	},
+	{
+		/* start filled at runtime */
+		.flags		= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device bcm63xx_uart_devices[] = {
+	{
+		.name		= "bcm63xx_uart",
+		.id		= 0,
+		.num_resources	= ARRAY_SIZE(uart0_resources),
+		.resource	= uart0_resources,
+	},
+
+	{
+		.name		= "bcm63xx_uart",
+		.id		= 1,
+		.num_resources	= ARRAY_SIZE(uart1_resources),
+		.resource	= uart1_resources,
+	}
 };
 
-int __init bcm63xx_uart_register(void)
+int __init bcm63xx_uart_register(unsigned int id)
 {
-	uart_resources[0].start = bcm63xx_regset_address(RSET_UART0);
-	uart_resources[0].end = uart_resources[0].start;
-	uart_resources[0].end += RSET_UART_SIZE - 1;
-	uart_resources[1].start = bcm63xx_get_irq_number(IRQ_UART0);
-	return platform_device_register(&bcm63xx_uart_device);
+	if (id >= ARRAY_SIZE(bcm63xx_uart_devices))
+		return -ENODEV;
+
+	if (id == 1 && !BCMCPU_IS_6358())
+		return -ENODEV;
+
+	if (id == 0) {
+		uart0_resources[0].start = bcm63xx_regset_address(RSET_UART0);
+		uart0_resources[0].end = uart0_resources[0].start +
+			RSET_UART_SIZE - 1;
+		uart0_resources[1].start = bcm63xx_get_irq_number(IRQ_UART0);
+	}
+
+	if (id == 1) {
+		uart1_resources[0].start = bcm63xx_regset_address(RSET_UART1);
+		uart1_resources[0].end = uart1_resources[0].start +
+			RSET_UART_SIZE - 1;
+		uart1_resources[1].start = bcm63xx_get_irq_number(IRQ_UART1);
+	}
+
+	return platform_device_register(&bcm63xx_uart_devices[id]);
 }
-arch_initcall(bcm63xx_uart_register);
diff --git a/arch/mips/bcm63xx/gpio.c b/arch/mips/bcm63xx/gpio.c
index 87ca39046334..315bc7f79ce1 100644
--- a/arch/mips/bcm63xx/gpio.c
+++ b/arch/mips/bcm63xx/gpio.c
@@ -125,10 +125,10 @@ static struct gpio_chip bcm63xx_gpio_chip = {
 
 int __init bcm63xx_gpio_init(void)
 {
+	gpio_out_low = bcm_gpio_readl(GPIO_DATA_LO_REG);
+	gpio_out_high = bcm_gpio_readl(GPIO_DATA_HI_REG);
 	bcm63xx_gpio_chip.ngpio = bcm63xx_gpio_count();
 	pr_info("registering %d GPIOs\n", bcm63xx_gpio_chip.ngpio);
 
 	return gpiochip_add(&bcm63xx_gpio_chip);
 }
-
-arch_initcall(bcm63xx_gpio_init);