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Commit 4505a493 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus 

* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus: (36 commits)
  MIPS: Calculate proper ebase value for 64-bit kernels
  MIPS: Alchemy: DB1200: Remove custom wait implementation
  MIPS: Big Sur: Make defconfig more useful.
  MIPS: Fix __vmalloc() etc. on MIPS for non-GPL modules
  MIPS: Sibyte: Fix M3 TLB exception handler workaround.
  MIPS: BCM63xx: Fix build failure in board_bcm963xx.c
  MIPS: uasm: Add OR instruction.
  MIPS: Sibyte: Apply M3 workaround only on affected chip types and versions.
  MIPS: BCM63xx: Initialize gpio_out_low & out_high to current value at boot.
  MIPS: BCM63xx: Register SSB SPROM fallback in board's first stage callback
  MIPS: BCM63xx: Fix typo in cpu-feature-overrides file.
  MIPS: BCM63xx: Add support for second uart.
  MIPS: BCM63xx: Fix double gpio registration.
  MIPS: BCM63xx: Add DWVS0 board
  MIPS: BCM63xx: Add the RTA1025W-16 BCM6348-based board to suppported boards.
  MIPS: BCM63xx: Fix BCM6338 and BCM6345 gpio count
  MIPS: libgcc.h: Checkpatch cleanup
  MIPS: Loongson-2F: Flush the branch target history in BTB and RAS
  MIPS: Move signal trampolines off of the stack.
  MIPS: Preliminary VDSO
  ...
parents fedfb947 f6be75d0

arch/mips/alchemy/devboards/db1200/setup.c

+0 −40
Original line number Diff line number Diff line
@@ -60,43 +60,6 @@ void __init board_setup(void) 
	wmb();

}



/* use the hexleds to count the number of times the cpu has entered

 * wait, the dots to indicate whether the CPU is currently idle or

 * active (dots off = sleeping, dots on = working) for cases where

 * the number doesn't change for a long(er) period of time.

 */

static void db1200_wait(void)

{

	__asm__("	.set	push			\n"

		"	.set	mips3			\n"

		"	.set	noreorder		\n"

		"	cache	0x14, 0(%0)		\n"

		"	cache	0x14, 32(%0)		\n"

		"	cache	0x14, 64(%0)		\n"

		/* dots off: we're about to call wait */

		"	lui	$26, 0xb980		\n"

		"	ori	$27, $0, 3		\n"

		"	sb	$27, 0x18($26)		\n"

		"	sync				\n"

		"	nop				\n"

		"	wait				\n"

		"	nop				\n"

		"	nop				\n"

		"	nop				\n"

		"	nop				\n"

		"	nop				\n"

		/* dots on: there's work to do, increment cntr */

		"	lui	$26, 0xb980		\n"

		"	sb	$0, 0x18($26)		\n"

		"	lui	$26, 0xb9c0		\n"

		"	lb	$27, 0($26)		\n"

		"	addiu	$27, $27, 1		\n"

		"	sb	$27, 0($26)		\n"

		"	sync				\n"

		"	.set	pop			\n"

		: : "r" (db1200_wait));

}



static int __init db1200_arch_init(void)

{

	/* GPIO7 is low-level triggered CPLD cascade */
@@ -110,9 +73,6 @@ static int __init db1200_arch_init(void) 
	irq_to_desc(DB1200_SD0_INSERT_INT)->status |= IRQ_NOAUTOEN;

	irq_to_desc(DB1200_SD0_EJECT_INT)->status |= IRQ_NOAUTOEN;



	if (cpu_wait)

		cpu_wait = db1200_wait;



	return 0;

}

arch_initcall(db1200_arch_init);

arch/mips/ar7/platform.c

+2 −1
Original line number Diff line number Diff line
@@ -168,7 +168,7 @@ static struct plat_vlynq_data vlynq_high_data = { 
		.on	= vlynq_on,

		.off	= vlynq_off,

	},

	.reset_bit	= 26,

	.reset_bit	= 16,

	.gpio_bit	= 19,

};
@@ -600,6 +600,7 @@ static int __init ar7_register_devices(void) 
	}



	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);

arch/mips/bcm63xx/boards/board_bcm963xx.c

+147 −84
Original line number Diff line number Diff line
@@ -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,
@@ -349,6 +358,7 @@ static struct board_info __initdata board_FAST2404 = { 
	.name				= "F@ST2404",

	.expected_cpu_id		= 0x6348,



	.has_uart0			= 1,

        .has_enet0			= 1,

        .has_enet1			= 1,

        .has_pci			= 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



/*
@@ -552,15 +607,87 @@ 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

 */
@@ -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;

arch/mips/bcm63xx/cpu.c

+5 −0
Original line number Diff line number Diff line
@@ -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,

arch/mips/bcm63xx/dev-uart.c

+50 −16
Original line number Diff line number Diff line
@@ -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 = {

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(uart_resources),

	.resource	= uart_resources,

		.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);