diff options
Diffstat (limited to 'drivers/mtd/nand/cs553x_nand.c')
| -rw-r--r-- | drivers/mtd/nand/cs553x_nand.c | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/drivers/mtd/nand/cs553x_nand.c b/drivers/mtd/nand/cs553x_nand.c index 4f0b338f2f30..fba7be5cffe3 100644 --- a/drivers/mtd/nand/cs553x_nand.c +++ b/drivers/mtd/nand/cs553x_nand.c @@ -50,7 +50,7 @@ /* Pin function selection MSR (IDE vs. flash on the IDE pins) */ #define MSR_DIVIL_BALL_OPTS 0x51400015 -#define PIN_OPT_IDE (1<<0) /* 0 for flash, 1 for IDE */ +#define PIN_OPT_IDE (1<<0) /* 0 for flash, 1 for IDE */ /* Registers within the NAND flash controller BAR -- memory mapped */ #define MM_NAND_DATA 0x00 /* 0 to 0x7ff, in fact */ @@ -128,7 +128,7 @@ static void cs553x_write_byte(struct mtd_info *mtd, u_char byte) udelay(1); i--; } - writeb(byte, this->IO_ADDR_W+0x801); + writeb(byte, this->IO_ADDR_W + 0x801); } static void cs553x_hwcontrol(struct mtd_info *mtd, int cmd) @@ -137,7 +137,7 @@ static void cs553x_hwcontrol(struct mtd_info *mtd, int cmd) void __iomem *mmio_base = this->IO_ADDR_R; unsigned char ctl; - switch(cmd) { + switch (cmd) { case NAND_CTL_SETCLE: ctl = CS_NAND_CTL_CLE; break; @@ -160,17 +160,15 @@ static void cs553x_hwcontrol(struct mtd_info *mtd, int cmd) writeb(ctl, mmio_base + MM_NAND_CTL); } - static int cs553x_device_ready(struct mtd_info *mtd) { struct nand_chip *this = mtd->priv; void __iomem *mmio_base = this->IO_ADDR_R; unsigned char foo = readb(mmio_base + MM_NAND_STS); - return (foo & CS_NAND_STS_FLASH_RDY) && !(foo & CS_NAND_CTLR_BUSY); + return (foo & CS_NAND_STS_FLASH_RDY) && !(foo & CS_NAND_CTLR_BUSY); } - static void cs_enable_hwecc(struct mtd_info *mtd, int mode) { struct nand_chip *this = mtd->priv; @@ -209,7 +207,7 @@ static int __init cs553x_init_one(int cs, int mmio, unsigned long adr) } /* Allocate memory for MTD device structure and private data */ - new_mtd = kmalloc(sizeof(struct mtd_info) + sizeof (struct nand_chip), GFP_KERNEL); + new_mtd = kmalloc(sizeof(struct mtd_info) + sizeof(struct nand_chip), GFP_KERNEL); if (!new_mtd) { printk(KERN_WARNING "Unable to allocate CS553X NAND MTD device structure.\n"); err = -ENOMEM; @@ -217,7 +215,7 @@ static int __init cs553x_init_one(int cs, int mmio, unsigned long adr) } /* Get pointer to private data */ - this = (struct nand_chip *) (&new_mtd[1]); + this = (struct nand_chip *)(&new_mtd[1]); /* Initialize structures */ memset(new_mtd, 0, sizeof(struct mtd_info)); @@ -286,16 +284,16 @@ int __init cs553x_init(void) return -ENXIO; } - for (i=0; i<NR_CS553X_CONTROLLERS; i++) { - rdmsrl(MSR_DIVIL_LBAR_FLSH0+i, val); + for (i = 0; i < NR_CS553X_CONTROLLERS; i++) { + rdmsrl(MSR_DIVIL_LBAR_FLSH0 + i, val); if ((val & (FLSH_LBAR_EN|FLSH_NOR_NAND)) == (FLSH_LBAR_EN|FLSH_NOR_NAND)) err = cs553x_init_one(i, !!(val & FLSH_MEM_IO), val & 0xFFFFFFFF); } - + /* Register all devices together here. This means we can easily hack it to do mtdconcat etc. if we want to. */ - for (i=0; i<NR_CS553X_CONTROLLERS; i++) { + for (i = 0; i < NR_CS553X_CONTROLLERS; i++) { if (cs553x_mtd[i]) { add_mtd_device(cs553x_mtd[i]); @@ -306,13 +304,14 @@ int __init cs553x_init(void) return err; } + module_init(cs553x_init); -static void __exit cs553x_cleanup (void) +static void __exit cs553x_cleanup(void) { int i; - for (i=0; i<NR_CS553X_CONTROLLERS; i++) { + for (i = 0; i < NR_CS553X_CONTROLLERS; i++) { struct mtd_info *mtd = cs553x_mtd[i]; struct nand_chip *this; void __iomem *mmio_base; @@ -324,7 +323,7 @@ static void __exit cs553x_cleanup (void) mmio_base = this->IO_ADDR_R; /* Release resources, unregister device */ - nand_release (cs553x_mtd[i]); + nand_release(cs553x_mtd[i]); cs553x_mtd[i] = NULL; /* unmap physical adress */ @@ -334,6 +333,7 @@ static void __exit cs553x_cleanup (void) kfree(mtd); } } + module_exit(cs553x_cleanup); MODULE_LICENSE("GPL"); |