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Commit 05ec7dd8 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge git://git.infradead.org/mtd-2.6 

* git://git.infradead.org/mtd-2.6: (154 commits)
  mtd: cfi_cmdset_0002: use AMD standard command-set with Winbond flash chips
  mtd: cfi_cmdset_0002: Fix MODULE_ALIAS and linkage for new 0701 commandset ID
  mtd: mxc_nand: Remove duplicate NAND_CMD_RESET case value
  mtd: update gfp/slab.h includes
  jffs2: Stop triggering block erases from jffs2_write_super()
  jffs2: Rename jffs2_erase_pending_trigger() to jffs2_dirty_trigger()
  jffs2: Use jffs2_garbage_collect_trigger() to trigger pending erases
  jffs2: Require jffs2_garbage_collect_trigger() to be called with lock held
  jffs2: Wake GC thread when there are blocks to be erased
  jffs2: Erase pending blocks in GC pass, avoid invalid -EIO return
  jffs2: Add 'work_done' return value from jffs2_erase_pending_blocks()
  mtd: mtdchar: Do not corrupt backing device of device node inode
  mtd/maps/pcmciamtd: Fix printk format for ssize_t in debug messages
  drivers/mtd: Use kmemdup
  mtd: cfi_cmdset_0002: Fix argument order in bootloc warning
  mtd: nand: add Toshiba TC58NVG0 device ID
  pcmciamtd: add another ID
  pcmciamtd: coding style cleanups
  pcmciamtd: fixing obvious errors
  mtd: chips: add SST39WF160x NOR-flashes
  ...

Trivial conflicts due to dev_node removal in drivers/mtd/maps/pcmciamtd.c
parents c316ba3b 80461128

MAINTAINERS

+6 −0
Original line number Diff line number Diff line
@@ -4762,6 +4762,12 @@ S: Maintained 
F:	Documentation/rfkill.txt

F:	net/rfkill/



RICOH SMARTMEDIA/XD DRIVER

M:	Maxim Levitsky <maximlevitsky@gmail.com>

S:	Maintained

F:	drivers/mtd/nand/r822.c

F:	drivers/mtd/nand/r822.h



RISCOM8 DRIVER

S:	Orphan

F:	Documentation/serial/riscom8.txt

arch/arm/mach-ep93xx/include/mach/ts72xx.h

+0 −19
Original line number Diff line number Diff line
@@ -9,9 +9,6 @@ 
 * febff000	22000000	4K	model number register

 * febfe000	22400000	4K	options register

 * febfd000	22800000	4K	options register #2

 * febfc000	[67]0000000	4K	NAND data register

 * febfb000	[67]0400000	4K	NAND control register

 * febfa000	[67]0800000	4K	NAND busy register

 * febf9000	10800000	4K	TS-5620 RTC index register

 * febf8000	11700000	4K	TS-5620 RTC data register

 */
@@ -41,22 +38,6 @@ 
#define TS72XX_OPTIONS2_TS9420_BOOT	0x02





#define TS72XX_NAND1_DATA_PHYS_BASE	0x60000000

#define TS72XX_NAND2_DATA_PHYS_BASE	0x70000000

#define TS72XX_NAND_DATA_VIRT_BASE	0xfebfc000

#define TS72XX_NAND_DATA_SIZE		0x00001000



#define TS72XX_NAND1_CONTROL_PHYS_BASE	0x60400000

#define TS72XX_NAND2_CONTROL_PHYS_BASE	0x70400000

#define TS72XX_NAND_CONTROL_VIRT_BASE	0xfebfb000

#define TS72XX_NAND_CONTROL_SIZE	0x00001000



#define TS72XX_NAND1_BUSY_PHYS_BASE	0x60800000

#define TS72XX_NAND2_BUSY_PHYS_BASE	0x70800000

#define TS72XX_NAND_BUSY_VIRT_BASE	0xfebfa000

#define TS72XX_NAND_BUSY_SIZE		0x00001000





#define TS72XX_RTC_INDEX_VIRT_BASE	0xfebf9000

#define TS72XX_RTC_INDEX_PHYS_BASE	0x10800000

#define TS72XX_RTC_INDEX_SIZE		0x00001000

arch/arm/mach-ep93xx/ts72xx.c

+131 −57
Original line number Diff line number Diff line
@@ -10,12 +10,16 @@ 
 * your option) any later version.

 */



#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt



#include <linux/kernel.h>

#include <linux/init.h>

#include <linux/platform_device.h>

#include <linux/io.h>

#include <linux/m48t86.h>

#include <linux/mtd/physmap.h>

#include <linux/mtd/nand.h>

#include <linux/mtd/partitions.h>



#include <mach/hardware.h>

#include <mach/ts72xx.h>
@@ -54,92 +58,162 @@ static struct map_desc ts72xx_io_desc[] __initdata = { 
	}

};



static struct map_desc ts72xx_nand_io_desc[] __initdata = {

static void __init ts72xx_map_io(void)

{

		.virtual	= TS72XX_NAND_DATA_VIRT_BASE,

		.pfn		= __phys_to_pfn(TS72XX_NAND1_DATA_PHYS_BASE),

		.length		= TS72XX_NAND_DATA_SIZE,

		.type		= MT_DEVICE,

	}, {

		.virtual	= TS72XX_NAND_CONTROL_VIRT_BASE,

		.pfn		= __phys_to_pfn(TS72XX_NAND1_CONTROL_PHYS_BASE),

		.length		= TS72XX_NAND_CONTROL_SIZE,

		.type		= MT_DEVICE,

	}, {

		.virtual	= TS72XX_NAND_BUSY_VIRT_BASE,

		.pfn		= __phys_to_pfn(TS72XX_NAND1_BUSY_PHYS_BASE),

		.length		= TS72XX_NAND_BUSY_SIZE,

		.type		= MT_DEVICE,

	ep93xx_map_io();

	iotable_init(ts72xx_io_desc, ARRAY_SIZE(ts72xx_io_desc));

}

};



static struct map_desc ts72xx_alternate_nand_io_desc[] __initdata = {



/*************************************************************************

 * NAND flash

 *************************************************************************/

#define TS72XX_NAND_CONTROL_ADDR_LINE	22	/* 0xN0400000 */

#define TS72XX_NAND_BUSY_ADDR_LINE	23	/* 0xN0800000 */



static void ts72xx_nand_hwcontrol(struct mtd_info *mtd,

				  int cmd, unsigned int ctrl)

{

		.virtual	= TS72XX_NAND_DATA_VIRT_BASE,

		.pfn		= __phys_to_pfn(TS72XX_NAND2_DATA_PHYS_BASE),

		.length		= TS72XX_NAND_DATA_SIZE,

		.type		= MT_DEVICE,

	struct nand_chip *chip = mtd->priv;



	if (ctrl & NAND_CTRL_CHANGE) {

		void __iomem *addr = chip->IO_ADDR_R;

		unsigned char bits;



		addr += (1 << TS72XX_NAND_CONTROL_ADDR_LINE);



		bits = __raw_readb(addr) & ~0x07;

		bits |= (ctrl & NAND_NCE) << 2;	/* bit 0 -> bit 2 */

		bits |= (ctrl & NAND_CLE);	/* bit 1 -> bit 1 */

		bits |= (ctrl & NAND_ALE) >> 2;	/* bit 2 -> bit 0 */



		__raw_writeb(bits, addr);

	}



	if (cmd != NAND_CMD_NONE)

		__raw_writeb(cmd, chip->IO_ADDR_W);

}



static int ts72xx_nand_device_ready(struct mtd_info *mtd)

{

	struct nand_chip *chip = mtd->priv;

	void __iomem *addr = chip->IO_ADDR_R;



	addr += (1 << TS72XX_NAND_BUSY_ADDR_LINE);



	return !!(__raw_readb(addr) & 0x20);

}



static const char *ts72xx_nand_part_probes[] = { "cmdlinepart", NULL };



#define TS72XX_BOOTROM_PART_SIZE	(SZ_16K)

#define TS72XX_REDBOOT_PART_SIZE	(SZ_2M + SZ_1M)



static struct mtd_partition ts72xx_nand_parts[] = {

	{

		.name		= "TS-BOOTROM",

		.offset		= 0,

		.size		= TS72XX_BOOTROM_PART_SIZE,

		.mask_flags	= MTD_WRITEABLE,	/* force read-only */

	}, {

		.virtual	= TS72XX_NAND_CONTROL_VIRT_BASE,

		.pfn		= __phys_to_pfn(TS72XX_NAND2_CONTROL_PHYS_BASE),

		.length		= TS72XX_NAND_CONTROL_SIZE,

		.type		= MT_DEVICE,

		.name		= "Linux",

		.offset		= MTDPART_OFS_APPEND,

		.size		= 0,			/* filled in later */

	}, {

		.virtual	= TS72XX_NAND_BUSY_VIRT_BASE,

		.pfn		= __phys_to_pfn(TS72XX_NAND2_BUSY_PHYS_BASE),

		.length		= TS72XX_NAND_BUSY_SIZE,

		.type		= MT_DEVICE,

	}

		.name		= "RedBoot",

		.offset		= MTDPART_OFS_APPEND,

		.size		= MTDPART_SIZ_FULL,

		.mask_flags	= MTD_WRITEABLE,	/* force read-only */

	},

};



static void __init ts72xx_map_io(void)

static void ts72xx_nand_set_parts(uint64_t size,

				  struct platform_nand_chip *chip)

{

	ep93xx_map_io();

	iotable_init(ts72xx_io_desc, ARRAY_SIZE(ts72xx_io_desc));

	/* Factory TS-72xx boards only come with 32MiB or 128MiB NAND options */

	if (size == SZ_32M || size == SZ_128M) {

		/* Set the "Linux" partition size */

		ts72xx_nand_parts[1].size = size - TS72XX_REDBOOT_PART_SIZE;



	/*

	 * The TS-7200 has NOR flash, the other models have NAND flash.

	 */

	if (!board_is_ts7200()) {

		if (is_ts9420_installed()) {

			iotable_init(ts72xx_alternate_nand_io_desc,

				ARRAY_SIZE(ts72xx_alternate_nand_io_desc));

		chip->partitions = ts72xx_nand_parts;

		chip->nr_partitions = ARRAY_SIZE(ts72xx_nand_parts);

	} else {

			iotable_init(ts72xx_nand_io_desc,

				ARRAY_SIZE(ts72xx_nand_io_desc));

		}

		pr_warning("Unknown nand disk size:%lluMiB\n", size >> 20);

	}

}



static struct platform_nand_data ts72xx_nand_data = {

	.chip = {

		.nr_chips	= 1,

		.chip_offset	= 0,

		.chip_delay	= 15,

		.part_probe_types = ts72xx_nand_part_probes,

		.set_parts	= ts72xx_nand_set_parts,

	},

	.ctrl = {

		.cmd_ctrl	= ts72xx_nand_hwcontrol,

		.dev_ready	= ts72xx_nand_device_ready,

	},

};



static struct resource ts72xx_nand_resource[] = {

	{

		.start		= 0,			/* filled in later */

		.end		= 0,			/* filled in later */

		.flags		= IORESOURCE_MEM,

	},

};



static struct platform_device ts72xx_nand_flash = {

	.name			= "gen_nand",

	.id			= -1,

	.dev.platform_data	= &ts72xx_nand_data,

	.resource		= ts72xx_nand_resource,

	.num_resources		= ARRAY_SIZE(ts72xx_nand_resource),

};





/*************************************************************************

 * NOR flash (TS-7200 only)

 *************************************************************************/

static struct physmap_flash_data ts72xx_flash_data = {

static struct physmap_flash_data ts72xx_nor_data = {

	.width		= 2,

};



static struct resource ts72xx_flash_resource = {

static struct resource ts72xx_nor_resource = {

	.start		= EP93XX_CS6_PHYS_BASE,

	.end		= EP93XX_CS6_PHYS_BASE + SZ_16M - 1,

	.flags		= IORESOURCE_MEM,

};



static struct platform_device ts72xx_flash = {

static struct platform_device ts72xx_nor_flash = {

	.name			= "physmap-flash",

	.id			= 0,

	.dev		= {

		.platform_data	= &ts72xx_flash_data,

	},

	.dev.platform_data	= &ts72xx_nor_data,

	.resource		= &ts72xx_nor_resource,

	.num_resources		= 1,

	.resource	= &ts72xx_flash_resource,

};



static void __init ts72xx_register_flash(void)

{

	if (board_is_ts7200())

		platform_device_register(&ts72xx_flash);

	if (board_is_ts7200()) {

		platform_device_register(&ts72xx_nor_flash);

	} else {

		resource_size_t start;



		if (is_ts9420_installed())

			start = EP93XX_CS7_PHYS_BASE;

		else

			start = EP93XX_CS6_PHYS_BASE;



		ts72xx_nand_resource[0].start = start;

		ts72xx_nand_resource[0].end = start + SZ_16M - 1;



		platform_device_register(&ts72xx_nand_flash);

	}

}





static unsigned char ts72xx_rtc_readbyte(unsigned long addr)

{

	__raw_writeb(addr, TS72XX_RTC_INDEX_VIRT_BASE);

arch/arm/mach-kirkwood/common.c

+9 −0
Original line number Diff line number Diff line
@@ -305,6 +305,15 @@ void __init kirkwood_nand_init(struct mtd_partition *parts, int nr_parts, 
	platform_device_register(&kirkwood_nand_flash);

}



void __init kirkwood_nand_init_rnb(struct mtd_partition *parts, int nr_parts,

				   int (*dev_ready)(struct mtd_info *))

{

	kirkwood_clk_ctrl |= CGC_RUNIT;

	kirkwood_nand_data.parts = parts;

	kirkwood_nand_data.nr_parts = nr_parts;

	kirkwood_nand_data.dev_ready = dev_ready;

	platform_device_register(&kirkwood_nand_flash);

}



/*****************************************************************************

 * SoC RTC

arch/arm/mach-kirkwood/common.h

+2 −0
Original line number Diff line number Diff line
@@ -16,6 +16,7 @@ struct mv643xx_eth_platform_data; 
struct mv_sata_platform_data;

struct mvsdio_platform_data;

struct mtd_partition;

struct mtd_info;



/*

 * Basic Kirkwood init functions used early by machine-setup.
@@ -41,6 +42,7 @@ void kirkwood_i2c_init(void); 
void kirkwood_uart0_init(void);

void kirkwood_uart1_init(void);

void kirkwood_nand_init(struct mtd_partition *parts, int nr_parts, int delay);

void kirkwood_nand_init_rnb(struct mtd_partition *parts, int nr_parts, int (*dev_ready)(struct mtd_info *));



extern int kirkwood_tclk;

extern struct sys_timer kirkwood_timer;