diff options
author | David Woodhouse <dwmw2@infradead.org> | 2006-05-13 17:07:53 (GMT) |
---|---|---|
committer | David Woodhouse <dwmw2@infradead.org> | 2006-05-13 17:07:53 (GMT) |
commit | e0c7d7675331140e5186d2d1a0efce1d3877d379 (patch) | |
tree | 45247eb5029382c64392aa641e8b0e5506ed152f /drivers/mtd/nand/au1550nd.c | |
parent | 6943f8af7d6583be57d67bba8b2644371f6a10ca (diff) | |
download | linux-e0c7d7675331140e5186d2d1a0efce1d3877d379.tar.xz |
[MTD NAND] Indent all of drivers/mtd/nand/*.c.
It was just too painful to deal with.
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Diffstat (limited to 'drivers/mtd/nand/au1550nd.c')
-rw-r--r-- | drivers/mtd/nand/au1550nd.c | 143 |
1 files changed, 73 insertions, 70 deletions
diff --git a/drivers/mtd/nand/au1550nd.c b/drivers/mtd/nand/au1550nd.c index bde3550..50cbfd4 100644 --- a/drivers/mtd/nand/au1550nd.c +++ b/drivers/mtd/nand/au1550nd.c @@ -38,22 +38,20 @@ */ static struct mtd_info *au1550_mtd = NULL; static void __iomem *p_nand; -static int nand_width = 1; /* default x8*/ +static int nand_width = 1; /* default x8 */ /* * Define partitions for flash device */ static const struct mtd_partition partition_info[] = { { - .name = "NAND FS 0", - .offset = 0, - .size = 8*1024*1024 - }, + .name = "NAND FS 0", + .offset = 0, + .size = 8 * 1024 * 1024}, { - .name = "NAND FS 1", - .offset = MTDPART_OFS_APPEND, - .size = MTDPART_SIZ_FULL - } + .name = "NAND FS 1", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL} }; /** @@ -157,7 +155,7 @@ static void au_write_buf(struct mtd_info *mtd, const u_char *buf, int len) int i; struct nand_chip *this = mtd->priv; - for (i=0; i<len; i++) { + for (i = 0; i < len; i++) { writeb(buf[i], this->IO_ADDR_W); au_sync(); } @@ -176,7 +174,7 @@ static void au_read_buf(struct mtd_info *mtd, u_char *buf, int len) int i; struct nand_chip *this = mtd->priv; - for (i=0; i<len; i++) { + for (i = 0; i < len; i++) { buf[i] = readb(this->IO_ADDR_R); au_sync(); } @@ -195,7 +193,7 @@ static int au_verify_buf(struct mtd_info *mtd, const u_char *buf, int len) int i; struct nand_chip *this = mtd->priv; - for (i=0; i<len; i++) { + for (i = 0; i < len; i++) { if (buf[i] != readb(this->IO_ADDR_R)) return -EFAULT; au_sync(); @@ -219,7 +217,7 @@ static void au_write_buf16(struct mtd_info *mtd, const u_char *buf, int len) u16 *p = (u16 *) buf; len >>= 1; - for (i=0; i<len; i++) { + for (i = 0; i < len; i++) { writew(p[i], this->IO_ADDR_W); au_sync(); } @@ -241,7 +239,7 @@ static void au_read_buf16(struct mtd_info *mtd, u_char *buf, int len) u16 *p = (u16 *) buf; len >>= 1; - for (i=0; i<len; i++) { + for (i = 0; i < len; i++) { p[i] = readw(this->IO_ADDR_R); au_sync(); } @@ -262,7 +260,7 @@ static int au_verify_buf16(struct mtd_info *mtd, const u_char *buf, int len) u16 *p = (u16 *) buf; len >>= 1; - for (i=0; i<len; i++) { + for (i = 0; i < len; i++) { if (p[i] != readw(this->IO_ADDR_R)) return -EFAULT; au_sync(); @@ -275,27 +273,35 @@ static void au1550_hwcontrol(struct mtd_info *mtd, int cmd) { register struct nand_chip *this = mtd->priv; - switch(cmd){ + switch (cmd) { + + case NAND_CTL_SETCLE: + this->IO_ADDR_W = p_nand + MEM_STNAND_CMD; + break; + + case NAND_CTL_CLRCLE: + this->IO_ADDR_W = p_nand + MEM_STNAND_DATA; + break; - case NAND_CTL_SETCLE: this->IO_ADDR_W = p_nand + MEM_STNAND_CMD; break; - case NAND_CTL_CLRCLE: this->IO_ADDR_W = p_nand + MEM_STNAND_DATA; break; + case NAND_CTL_SETALE: + this->IO_ADDR_W = p_nand + MEM_STNAND_ADDR; + break; - case NAND_CTL_SETALE: this->IO_ADDR_W = p_nand + MEM_STNAND_ADDR; break; case NAND_CTL_CLRALE: this->IO_ADDR_W = p_nand + MEM_STNAND_DATA; - /* FIXME: Nobody knows why this is neccecary, + /* FIXME: Nobody knows why this is necessary, * but it works only that way */ udelay(1); break; case NAND_CTL_SETNCE: /* assert (force assert) chip enable */ - au_writel((1<<(4+NAND_CS)) , MEM_STNDCTL); break; + au_writel((1 << (4 + NAND_CS)), MEM_STNDCTL); break; case NAND_CTL_CLRNCE: - /* deassert chip enable */ - au_writel(0, MEM_STNDCTL); break; + /* deassert chip enable */ + au_writel(0, MEM_STNDCTL); break; } @@ -315,66 +321,63 @@ int au1550_device_ready(struct mtd_info *mtd) /* * Main initialization routine */ -int __init au1xxx_nand_init (void) +int __init au1xxx_nand_init(void) { struct nand_chip *this; - u16 boot_swapboot = 0; /* default value */ + u16 boot_swapboot = 0; /* default value */ int retval; u32 mem_staddr; u32 nand_phys; /* Allocate memory for MTD device structure and private data */ - au1550_mtd = kmalloc (sizeof(struct mtd_info) + - sizeof (struct nand_chip), GFP_KERNEL); + au1550_mtd = kmalloc(sizeof(struct mtd_info) + sizeof(struct nand_chip), GFP_KERNEL); if (!au1550_mtd) { - printk ("Unable to allocate NAND MTD dev structure.\n"); + printk("Unable to allocate NAND MTD dev structure.\n"); return -ENOMEM; } /* Get pointer to private data */ - this = (struct nand_chip *) (&au1550_mtd[1]); + this = (struct nand_chip *)(&au1550_mtd[1]); /* Initialize structures */ - memset((char *) au1550_mtd, 0, sizeof(struct mtd_info)); - memset((char *) this, 0, sizeof(struct nand_chip)); + memset(au1550_mtd, 0, sizeof(struct mtd_info)); + memset(this, 0, sizeof(struct nand_chip)); /* Link the private data with the MTD structure */ au1550_mtd->priv = this; - /* disable interrupts */ - au_writel(au_readl(MEM_STNDCTL) & ~(1<<8), MEM_STNDCTL); + au_writel(au_readl(MEM_STNDCTL) & ~(1 << 8), MEM_STNDCTL); /* disable NAND boot */ - au_writel(au_readl(MEM_STNDCTL) & ~(1<<0), MEM_STNDCTL); + au_writel(au_readl(MEM_STNDCTL) & ~(1 << 0), MEM_STNDCTL); #ifdef CONFIG_MIPS_PB1550 /* set gpio206 high */ - au_writel(au_readl(GPIO2_DIR) & ~(1<<6), GPIO2_DIR); + au_writel(au_readl(GPIO2_DIR) & ~(1 << 6), GPIO2_DIR); - boot_swapboot = (au_readl(MEM_STSTAT) & (0x7<<1)) | - ((bcsr->status >> 6) & 0x1); + boot_swapboot = (au_readl(MEM_STSTAT) & (0x7 << 1)) | ((bcsr->status >> 6) & 0x1); switch (boot_swapboot) { - case 0: - case 2: - case 8: - case 0xC: - case 0xD: - /* x16 NAND Flash */ - nand_width = 0; - break; - case 1: - case 9: - case 3: - case 0xE: - case 0xF: - /* x8 NAND Flash */ - nand_width = 1; - break; - default: - printk("Pb1550 NAND: bad boot:swap\n"); - retval = -EINVAL; - goto outmem; + case 0: + case 2: + case 8: + case 0xC: + case 0xD: + /* x16 NAND Flash */ + nand_width = 0; + break; + case 1: + case 9: + case 3: + case 0xE: + case 0xF: + /* x8 NAND Flash */ + nand_width = 1; + break; + default: + printk("Pb1550 NAND: bad boot:swap\n"); + retval = -EINVAL; + goto outmem; } #endif @@ -424,14 +427,13 @@ int __init au1xxx_nand_init (void) /* make controller and MTD agree */ if (NAND_CS == 0) - nand_width = au_readl(MEM_STCFG0) & (1<<22); + nand_width = au_readl(MEM_STCFG0) & (1 << 22); if (NAND_CS == 1) - nand_width = au_readl(MEM_STCFG1) & (1<<22); + nand_width = au_readl(MEM_STCFG1) & (1 << 22); if (NAND_CS == 2) - nand_width = au_readl(MEM_STCFG2) & (1<<22); + nand_width = au_readl(MEM_STCFG2) & (1 << 22); if (NAND_CS == 3) - nand_width = au_readl(MEM_STCFG3) & (1<<22); - + nand_width = au_readl(MEM_STCFG3) & (1 << 22); /* Set address of hardware control function */ this->hwcontrol = au1550_hwcontrol; @@ -454,7 +456,7 @@ int __init au1xxx_nand_init (void) this->verify_buf = (!nand_width) ? au_verify_buf16 : au_verify_buf; /* Scan to find existence of the device */ - if (nand_scan (au1550_mtd, 1)) { + if (nand_scan(au1550_mtd, 1)) { retval = -ENXIO; goto outio; } @@ -465,10 +467,10 @@ int __init au1xxx_nand_init (void) return 0; outio: - iounmap ((void *)p_nand); + iounmap((void *)p_nand); outmem: - kfree (au1550_mtd); + kfree(au1550_mtd); return retval; } @@ -478,19 +480,20 @@ module_init(au1xxx_nand_init); * Clean up routine */ #ifdef MODULE -static void __exit au1550_cleanup (void) +static void __exit au1550_cleanup(void) { - struct nand_chip *this = (struct nand_chip *) &au1550_mtd[1]; + struct nand_chip *this = (struct nand_chip *)&au1550_mtd[1]; /* Release resources, unregister device */ - nand_release (au1550_mtd); + nand_release(au1550_mtd); /* Free the MTD device structure */ - kfree (au1550_mtd); + kfree(au1550_mtd); /* Unmap */ - iounmap ((void *)p_nand); + iounmap((void *)p_nand); } + module_exit(au1550_cleanup); #endif |