summaryrefslogtreecommitdiff
path: root/drivers/mtd
diff options
context:
space:
mode:
authorJaiprakash Singh <b44839@freescale.com>2015-05-21 05:17:11 +0300
committerScott Wood <scottwood@freescale.com>2015-08-08 06:59:34 +0300
commitcf184dc2dd33847f4b211b01d8c7ec0526e6c5e4 (patch)
treefc8bfced6f839edc21c9548d81697f7de17cdf86 /drivers/mtd
parent3fa647bff31fe7b8818a40742506d47d0dc7f8f5 (diff)
downloadlinux-cf184dc2dd33847f4b211b01d8c7ec0526e6c5e4.tar.xz
fsl_ifc: Change IO accessor based on endianness
IFC IO accressor are set at run time based on IFC IP registers endianness.IFC node in DTS file contains information about endianness. Signed-off-by: Jaiprakash Singh <b44839@freescale.com> Signed-off-by: Scott Wood <scottwood@freescale.com> Acked-by: Brian Norris <computersforpeace@gmail.com>
Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/nand/fsl_ifc_nand.c258
1 files changed, 130 insertions, 128 deletions
diff --git a/drivers/mtd/nand/fsl_ifc_nand.c b/drivers/mtd/nand/fsl_ifc_nand.c
index 51394e59901b..a4e27e891153 100644
--- a/drivers/mtd/nand/fsl_ifc_nand.c
+++ b/drivers/mtd/nand/fsl_ifc_nand.c
@@ -238,8 +238,8 @@ static void set_addr(struct mtd_info *mtd, int column, int page_addr, int oob)
ifc_nand_ctrl->page = page_addr;
/* Program ROW0/COL0 */
- iowrite32be(page_addr, &ifc->ifc_nand.row0);
- iowrite32be((oob ? IFC_NAND_COL_MS : 0) | column, &ifc->ifc_nand.col0);
+ ifc_out32(page_addr, &ifc->ifc_nand.row0);
+ ifc_out32((oob ? IFC_NAND_COL_MS : 0) | column, &ifc->ifc_nand.col0);
buf_num = page_addr & priv->bufnum_mask;
@@ -301,19 +301,19 @@ static void fsl_ifc_run_command(struct mtd_info *mtd)
int i;
/* set the chip select for NAND Transaction */
- iowrite32be(priv->bank << IFC_NAND_CSEL_SHIFT,
- &ifc->ifc_nand.nand_csel);
+ ifc_out32(priv->bank << IFC_NAND_CSEL_SHIFT,
+ &ifc->ifc_nand.nand_csel);
dev_vdbg(priv->dev,
"%s: fir0=%08x fcr0=%08x\n",
__func__,
- ioread32be(&ifc->ifc_nand.nand_fir0),
- ioread32be(&ifc->ifc_nand.nand_fcr0));
+ ifc_in32(&ifc->ifc_nand.nand_fir0),
+ ifc_in32(&ifc->ifc_nand.nand_fcr0));
ctrl->nand_stat = 0;
/* start read/write seq */
- iowrite32be(IFC_NAND_SEQ_STRT_FIR_STRT, &ifc->ifc_nand.nandseq_strt);
+ ifc_out32(IFC_NAND_SEQ_STRT_FIR_STRT, &ifc->ifc_nand.nandseq_strt);
/* wait for command complete flag or timeout */
wait_event_timeout(ctrl->nand_wait, ctrl->nand_stat,
@@ -336,7 +336,7 @@ static void fsl_ifc_run_command(struct mtd_info *mtd)
int sector_end = sector + chip->ecc.steps - 1;
for (i = sector / 4; i <= sector_end / 4; i++)
- eccstat[i] = ioread32be(&ifc->ifc_nand.nand_eccstat[i]);
+ eccstat[i] = ifc_in32(&ifc->ifc_nand.nand_eccstat[i]);
for (i = sector; i <= sector_end; i++) {
errors = check_read_ecc(mtd, ctrl, eccstat, i);
@@ -376,33 +376,33 @@ static void fsl_ifc_do_read(struct nand_chip *chip,
/* Program FIR/IFC_NAND_FCR0 for Small/Large page */
if (mtd->writesize > 512) {
- iowrite32be((IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) |
- (IFC_FIR_OP_CA0 << IFC_NAND_FIR0_OP1_SHIFT) |
- (IFC_FIR_OP_RA0 << IFC_NAND_FIR0_OP2_SHIFT) |
- (IFC_FIR_OP_CMD1 << IFC_NAND_FIR0_OP3_SHIFT) |
- (IFC_FIR_OP_RBCD << IFC_NAND_FIR0_OP4_SHIFT),
- &ifc->ifc_nand.nand_fir0);
- iowrite32be(0x0, &ifc->ifc_nand.nand_fir1);
-
- iowrite32be((NAND_CMD_READ0 << IFC_NAND_FCR0_CMD0_SHIFT) |
- (NAND_CMD_READSTART << IFC_NAND_FCR0_CMD1_SHIFT),
- &ifc->ifc_nand.nand_fcr0);
+ ifc_out32((IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) |
+ (IFC_FIR_OP_CA0 << IFC_NAND_FIR0_OP1_SHIFT) |
+ (IFC_FIR_OP_RA0 << IFC_NAND_FIR0_OP2_SHIFT) |
+ (IFC_FIR_OP_CMD1 << IFC_NAND_FIR0_OP3_SHIFT) |
+ (IFC_FIR_OP_RBCD << IFC_NAND_FIR0_OP4_SHIFT),
+ &ifc->ifc_nand.nand_fir0);
+ ifc_out32(0x0, &ifc->ifc_nand.nand_fir1);
+
+ ifc_out32((NAND_CMD_READ0 << IFC_NAND_FCR0_CMD0_SHIFT) |
+ (NAND_CMD_READSTART << IFC_NAND_FCR0_CMD1_SHIFT),
+ &ifc->ifc_nand.nand_fcr0);
} else {
- iowrite32be((IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) |
- (IFC_FIR_OP_CA0 << IFC_NAND_FIR0_OP1_SHIFT) |
- (IFC_FIR_OP_RA0 << IFC_NAND_FIR0_OP2_SHIFT) |
- (IFC_FIR_OP_RBCD << IFC_NAND_FIR0_OP3_SHIFT),
- &ifc->ifc_nand.nand_fir0);
- iowrite32be(0x0, &ifc->ifc_nand.nand_fir1);
+ ifc_out32((IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) |
+ (IFC_FIR_OP_CA0 << IFC_NAND_FIR0_OP1_SHIFT) |
+ (IFC_FIR_OP_RA0 << IFC_NAND_FIR0_OP2_SHIFT) |
+ (IFC_FIR_OP_RBCD << IFC_NAND_FIR0_OP3_SHIFT),
+ &ifc->ifc_nand.nand_fir0);
+ ifc_out32(0x0, &ifc->ifc_nand.nand_fir1);
if (oob)
- iowrite32be(NAND_CMD_READOOB <<
- IFC_NAND_FCR0_CMD0_SHIFT,
- &ifc->ifc_nand.nand_fcr0);
+ ifc_out32(NAND_CMD_READOOB <<
+ IFC_NAND_FCR0_CMD0_SHIFT,
+ &ifc->ifc_nand.nand_fcr0);
else
- iowrite32be(NAND_CMD_READ0 <<
- IFC_NAND_FCR0_CMD0_SHIFT,
- &ifc->ifc_nand.nand_fcr0);
+ ifc_out32(NAND_CMD_READ0 <<
+ IFC_NAND_FCR0_CMD0_SHIFT,
+ &ifc->ifc_nand.nand_fcr0);
}
}
@@ -422,7 +422,7 @@ static void fsl_ifc_cmdfunc(struct mtd_info *mtd, unsigned int command,
switch (command) {
/* READ0 read the entire buffer to use hardware ECC. */
case NAND_CMD_READ0:
- iowrite32be(0, &ifc->ifc_nand.nand_fbcr);
+ ifc_out32(0, &ifc->ifc_nand.nand_fbcr);
set_addr(mtd, 0, page_addr, 0);
ifc_nand_ctrl->read_bytes = mtd->writesize + mtd->oobsize;
@@ -437,7 +437,7 @@ static void fsl_ifc_cmdfunc(struct mtd_info *mtd, unsigned int command,
/* READOOB reads only the OOB because no ECC is performed. */
case NAND_CMD_READOOB:
- iowrite32be(mtd->oobsize - column, &ifc->ifc_nand.nand_fbcr);
+ ifc_out32(mtd->oobsize - column, &ifc->ifc_nand.nand_fbcr);
set_addr(mtd, column, page_addr, 1);
ifc_nand_ctrl->read_bytes = mtd->writesize + mtd->oobsize;
@@ -453,19 +453,19 @@ static void fsl_ifc_cmdfunc(struct mtd_info *mtd, unsigned int command,
if (command == NAND_CMD_PARAM)
timing = IFC_FIR_OP_RBCD;
- iowrite32be((IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) |
- (IFC_FIR_OP_UA << IFC_NAND_FIR0_OP1_SHIFT) |
- (timing << IFC_NAND_FIR0_OP2_SHIFT),
- &ifc->ifc_nand.nand_fir0);
- iowrite32be(command << IFC_NAND_FCR0_CMD0_SHIFT,
- &ifc->ifc_nand.nand_fcr0);
- iowrite32be(column, &ifc->ifc_nand.row3);
+ ifc_out32((IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) |
+ (IFC_FIR_OP_UA << IFC_NAND_FIR0_OP1_SHIFT) |
+ (timing << IFC_NAND_FIR0_OP2_SHIFT),
+ &ifc->ifc_nand.nand_fir0);
+ ifc_out32(command << IFC_NAND_FCR0_CMD0_SHIFT,
+ &ifc->ifc_nand.nand_fcr0);
+ ifc_out32(column, &ifc->ifc_nand.row3);
/*
* although currently it's 8 bytes for READID, we always read
* the maximum 256 bytes(for PARAM)
*/
- iowrite32be(256, &ifc->ifc_nand.nand_fbcr);
+ ifc_out32(256, &ifc->ifc_nand.nand_fbcr);
ifc_nand_ctrl->read_bytes = 256;
set_addr(mtd, 0, 0, 0);
@@ -480,16 +480,16 @@ static void fsl_ifc_cmdfunc(struct mtd_info *mtd, unsigned int command,
/* ERASE2 uses the block and page address from ERASE1 */
case NAND_CMD_ERASE2:
- iowrite32be((IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) |
- (IFC_FIR_OP_RA0 << IFC_NAND_FIR0_OP1_SHIFT) |
- (IFC_FIR_OP_CMD1 << IFC_NAND_FIR0_OP2_SHIFT),
- &ifc->ifc_nand.nand_fir0);
+ ifc_out32((IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) |
+ (IFC_FIR_OP_RA0 << IFC_NAND_FIR0_OP1_SHIFT) |
+ (IFC_FIR_OP_CMD1 << IFC_NAND_FIR0_OP2_SHIFT),
+ &ifc->ifc_nand.nand_fir0);
- iowrite32be((NAND_CMD_ERASE1 << IFC_NAND_FCR0_CMD0_SHIFT) |
- (NAND_CMD_ERASE2 << IFC_NAND_FCR0_CMD1_SHIFT),
- &ifc->ifc_nand.nand_fcr0);
+ ifc_out32((NAND_CMD_ERASE1 << IFC_NAND_FCR0_CMD0_SHIFT) |
+ (NAND_CMD_ERASE2 << IFC_NAND_FCR0_CMD1_SHIFT),
+ &ifc->ifc_nand.nand_fcr0);
- iowrite32be(0, &ifc->ifc_nand.nand_fbcr);
+ ifc_out32(0, &ifc->ifc_nand.nand_fbcr);
ifc_nand_ctrl->read_bytes = 0;
fsl_ifc_run_command(mtd);
return;
@@ -506,19 +506,18 @@ static void fsl_ifc_cmdfunc(struct mtd_info *mtd, unsigned int command,
(NAND_CMD_STATUS << IFC_NAND_FCR0_CMD1_SHIFT) |
(NAND_CMD_PAGEPROG << IFC_NAND_FCR0_CMD2_SHIFT);
- iowrite32be(
- (IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) |
- (IFC_FIR_OP_CA0 << IFC_NAND_FIR0_OP1_SHIFT) |
- (IFC_FIR_OP_RA0 << IFC_NAND_FIR0_OP2_SHIFT) |
- (IFC_FIR_OP_WBCD << IFC_NAND_FIR0_OP3_SHIFT) |
- (IFC_FIR_OP_CMD2 << IFC_NAND_FIR0_OP4_SHIFT),
- &ifc->ifc_nand.nand_fir0);
- iowrite32be(
- (IFC_FIR_OP_CW1 << IFC_NAND_FIR1_OP5_SHIFT) |
- (IFC_FIR_OP_RDSTAT <<
- IFC_NAND_FIR1_OP6_SHIFT) |
- (IFC_FIR_OP_NOP << IFC_NAND_FIR1_OP7_SHIFT),
- &ifc->ifc_nand.nand_fir1);
+ ifc_out32(
+ (IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) |
+ (IFC_FIR_OP_CA0 << IFC_NAND_FIR0_OP1_SHIFT) |
+ (IFC_FIR_OP_RA0 << IFC_NAND_FIR0_OP2_SHIFT) |
+ (IFC_FIR_OP_WBCD << IFC_NAND_FIR0_OP3_SHIFT) |
+ (IFC_FIR_OP_CMD2 << IFC_NAND_FIR0_OP4_SHIFT),
+ &ifc->ifc_nand.nand_fir0);
+ ifc_out32(
+ (IFC_FIR_OP_CW1 << IFC_NAND_FIR1_OP5_SHIFT) |
+ (IFC_FIR_OP_RDSTAT << IFC_NAND_FIR1_OP6_SHIFT) |
+ (IFC_FIR_OP_NOP << IFC_NAND_FIR1_OP7_SHIFT),
+ &ifc->ifc_nand.nand_fir1);
} else {
nand_fcr0 = ((NAND_CMD_PAGEPROG <<
IFC_NAND_FCR0_CMD1_SHIFT) |
@@ -527,20 +526,19 @@ static void fsl_ifc_cmdfunc(struct mtd_info *mtd, unsigned int command,
(NAND_CMD_STATUS <<
IFC_NAND_FCR0_CMD3_SHIFT));
- iowrite32be(
+ ifc_out32(
(IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) |
(IFC_FIR_OP_CMD2 << IFC_NAND_FIR0_OP1_SHIFT) |
(IFC_FIR_OP_CA0 << IFC_NAND_FIR0_OP2_SHIFT) |
(IFC_FIR_OP_RA0 << IFC_NAND_FIR0_OP3_SHIFT) |
(IFC_FIR_OP_WBCD << IFC_NAND_FIR0_OP4_SHIFT),
&ifc->ifc_nand.nand_fir0);
- iowrite32be(
- (IFC_FIR_OP_CMD1 << IFC_NAND_FIR1_OP5_SHIFT) |
- (IFC_FIR_OP_CW3 << IFC_NAND_FIR1_OP6_SHIFT) |
- (IFC_FIR_OP_RDSTAT <<
- IFC_NAND_FIR1_OP7_SHIFT) |
- (IFC_FIR_OP_NOP << IFC_NAND_FIR1_OP8_SHIFT),
- &ifc->ifc_nand.nand_fir1);
+ ifc_out32(
+ (IFC_FIR_OP_CMD1 << IFC_NAND_FIR1_OP5_SHIFT) |
+ (IFC_FIR_OP_CW3 << IFC_NAND_FIR1_OP6_SHIFT) |
+ (IFC_FIR_OP_RDSTAT << IFC_NAND_FIR1_OP7_SHIFT) |
+ (IFC_FIR_OP_NOP << IFC_NAND_FIR1_OP8_SHIFT),
+ &ifc->ifc_nand.nand_fir1);
if (column >= mtd->writesize)
nand_fcr0 |=
@@ -555,7 +553,7 @@ static void fsl_ifc_cmdfunc(struct mtd_info *mtd, unsigned int command,
column -= mtd->writesize;
ifc_nand_ctrl->oob = 1;
}
- iowrite32be(nand_fcr0, &ifc->ifc_nand.nand_fcr0);
+ ifc_out32(nand_fcr0, &ifc->ifc_nand.nand_fcr0);
set_addr(mtd, column, page_addr, ifc_nand_ctrl->oob);
return;
}
@@ -563,24 +561,26 @@ static void fsl_ifc_cmdfunc(struct mtd_info *mtd, unsigned int command,
/* PAGEPROG reuses all of the setup from SEQIN and adds the length */
case NAND_CMD_PAGEPROG: {
if (ifc_nand_ctrl->oob) {
- iowrite32be(ifc_nand_ctrl->index -
- ifc_nand_ctrl->column,
- &ifc->ifc_nand.nand_fbcr);
+ ifc_out32(ifc_nand_ctrl->index -
+ ifc_nand_ctrl->column,
+ &ifc->ifc_nand.nand_fbcr);
} else {
- iowrite32be(0, &ifc->ifc_nand.nand_fbcr);
+ ifc_out32(0, &ifc->ifc_nand.nand_fbcr);
}
fsl_ifc_run_command(mtd);
return;
}
- case NAND_CMD_STATUS:
- iowrite32be((IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) |
- (IFC_FIR_OP_RB << IFC_NAND_FIR0_OP1_SHIFT),
- &ifc->ifc_nand.nand_fir0);
- iowrite32be(NAND_CMD_STATUS << IFC_NAND_FCR0_CMD0_SHIFT,
- &ifc->ifc_nand.nand_fcr0);
- iowrite32be(1, &ifc->ifc_nand.nand_fbcr);
+ case NAND_CMD_STATUS: {
+ void __iomem *addr;
+
+ ifc_out32((IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) |
+ (IFC_FIR_OP_RB << IFC_NAND_FIR0_OP1_SHIFT),
+ &ifc->ifc_nand.nand_fir0);
+ ifc_out32(NAND_CMD_STATUS << IFC_NAND_FCR0_CMD0_SHIFT,
+ &ifc->ifc_nand.nand_fcr0);
+ ifc_out32(1, &ifc->ifc_nand.nand_fbcr);
set_addr(mtd, 0, 0, 0);
ifc_nand_ctrl->read_bytes = 1;
@@ -590,17 +590,19 @@ static void fsl_ifc_cmdfunc(struct mtd_info *mtd, unsigned int command,
* The chip always seems to report that it is
* write-protected, even when it is not.
*/
+ addr = ifc_nand_ctrl->addr;
if (chip->options & NAND_BUSWIDTH_16)
- setbits16(ifc_nand_ctrl->addr, NAND_STATUS_WP);
+ ifc_out16(ifc_in16(addr) | (NAND_STATUS_WP), addr);
else
- setbits8(ifc_nand_ctrl->addr, NAND_STATUS_WP);
+ ifc_out8(ifc_in8(addr) | (NAND_STATUS_WP), addr);
return;
+ }
case NAND_CMD_RESET:
- iowrite32be(IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT,
- &ifc->ifc_nand.nand_fir0);
- iowrite32be(NAND_CMD_RESET << IFC_NAND_FCR0_CMD0_SHIFT,
- &ifc->ifc_nand.nand_fcr0);
+ ifc_out32(IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT,
+ &ifc->ifc_nand.nand_fir0);
+ ifc_out32(NAND_CMD_RESET << IFC_NAND_FCR0_CMD0_SHIFT,
+ &ifc->ifc_nand.nand_fcr0);
fsl_ifc_run_command(mtd);
return;
@@ -658,7 +660,7 @@ static uint8_t fsl_ifc_read_byte(struct mtd_info *mtd)
*/
if (ifc_nand_ctrl->index < ifc_nand_ctrl->read_bytes) {
offset = ifc_nand_ctrl->index++;
- return in_8(ifc_nand_ctrl->addr + offset);
+ return ifc_in8(ifc_nand_ctrl->addr + offset);
}
dev_err(priv->dev, "%s: beyond end of buffer\n", __func__);
@@ -680,7 +682,7 @@ static uint8_t fsl_ifc_read_byte16(struct mtd_info *mtd)
* next byte.
*/
if (ifc_nand_ctrl->index < ifc_nand_ctrl->read_bytes) {
- data = in_be16(ifc_nand_ctrl->addr + ifc_nand_ctrl->index);
+ data = ifc_in16(ifc_nand_ctrl->addr + ifc_nand_ctrl->index);
ifc_nand_ctrl->index += 2;
return (uint8_t) data;
}
@@ -726,18 +728,18 @@ static int fsl_ifc_wait(struct mtd_info *mtd, struct nand_chip *chip)
u32 nand_fsr;
/* Use READ_STATUS command, but wait for the device to be ready */
- iowrite32be((IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) |
- (IFC_FIR_OP_RDSTAT << IFC_NAND_FIR0_OP1_SHIFT),
- &ifc->ifc_nand.nand_fir0);
- iowrite32be(NAND_CMD_STATUS << IFC_NAND_FCR0_CMD0_SHIFT,
- &ifc->ifc_nand.nand_fcr0);
- iowrite32be(1, &ifc->ifc_nand.nand_fbcr);
+ ifc_out32((IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) |
+ (IFC_FIR_OP_RDSTAT << IFC_NAND_FIR0_OP1_SHIFT),
+ &ifc->ifc_nand.nand_fir0);
+ ifc_out32(NAND_CMD_STATUS << IFC_NAND_FCR0_CMD0_SHIFT,
+ &ifc->ifc_nand.nand_fcr0);
+ ifc_out32(1, &ifc->ifc_nand.nand_fbcr);
set_addr(mtd, 0, 0, 0);
ifc_nand_ctrl->read_bytes = 1;
fsl_ifc_run_command(mtd);
- nand_fsr = ioread32be(&ifc->ifc_nand.nand_fsr);
+ nand_fsr = ifc_in32(&ifc->ifc_nand.nand_fsr);
/*
* The chip always seems to report that it is
@@ -829,34 +831,34 @@ static void fsl_ifc_sram_init(struct fsl_ifc_mtd *priv)
uint32_t cs = priv->bank;
/* Save CSOR and CSOR_ext */
- csor = ioread32be(&ifc->csor_cs[cs].csor);
- csor_ext = ioread32be(&ifc->csor_cs[cs].csor_ext);
+ csor = ifc_in32(&ifc->csor_cs[cs].csor);
+ csor_ext = ifc_in32(&ifc->csor_cs[cs].csor_ext);
/* chage PageSize 8K and SpareSize 1K*/
csor_8k = (csor & ~(CSOR_NAND_PGS_MASK)) | 0x0018C000;
- iowrite32be(csor_8k, &ifc->csor_cs[cs].csor);
- iowrite32be(0x0000400, &ifc->csor_cs[cs].csor_ext);
+ ifc_out32(csor_8k, &ifc->csor_cs[cs].csor);
+ ifc_out32(0x0000400, &ifc->csor_cs[cs].csor_ext);
/* READID */
- iowrite32be((IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) |
- (IFC_FIR_OP_UA << IFC_NAND_FIR0_OP1_SHIFT) |
- (IFC_FIR_OP_RB << IFC_NAND_FIR0_OP2_SHIFT),
- &ifc->ifc_nand.nand_fir0);
- iowrite32be(NAND_CMD_READID << IFC_NAND_FCR0_CMD0_SHIFT,
- &ifc->ifc_nand.nand_fcr0);
- iowrite32be(0x0, &ifc->ifc_nand.row3);
+ ifc_out32((IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) |
+ (IFC_FIR_OP_UA << IFC_NAND_FIR0_OP1_SHIFT) |
+ (IFC_FIR_OP_RB << IFC_NAND_FIR0_OP2_SHIFT),
+ &ifc->ifc_nand.nand_fir0);
+ ifc_out32(NAND_CMD_READID << IFC_NAND_FCR0_CMD0_SHIFT,
+ &ifc->ifc_nand.nand_fcr0);
+ ifc_out32(0x0, &ifc->ifc_nand.row3);
- iowrite32be(0x0, &ifc->ifc_nand.nand_fbcr);
+ ifc_out32(0x0, &ifc->ifc_nand.nand_fbcr);
/* Program ROW0/COL0 */
- iowrite32be(0x0, &ifc->ifc_nand.row0);
- iowrite32be(0x0, &ifc->ifc_nand.col0);
+ ifc_out32(0x0, &ifc->ifc_nand.row0);
+ ifc_out32(0x0, &ifc->ifc_nand.col0);
/* set the chip select for NAND Transaction */
- iowrite32be(cs << IFC_NAND_CSEL_SHIFT, &ifc->ifc_nand.nand_csel);
+ ifc_out32(cs << IFC_NAND_CSEL_SHIFT, &ifc->ifc_nand.nand_csel);
/* start read seq */
- iowrite32be(IFC_NAND_SEQ_STRT_FIR_STRT, &ifc->ifc_nand.nandseq_strt);
+ ifc_out32(IFC_NAND_SEQ_STRT_FIR_STRT, &ifc->ifc_nand.nandseq_strt);
/* wait for command complete flag or timeout */
wait_event_timeout(ctrl->nand_wait, ctrl->nand_stat,
@@ -866,8 +868,8 @@ static void fsl_ifc_sram_init(struct fsl_ifc_mtd *priv)
printk(KERN_ERR "fsl-ifc: Failed to Initialise SRAM\n");
/* Restore CSOR and CSOR_ext */
- iowrite32be(csor, &ifc->csor_cs[cs].csor);
- iowrite32be(csor_ext, &ifc->csor_cs[cs].csor_ext);
+ ifc_out32(csor, &ifc->csor_cs[cs].csor);
+ ifc_out32(csor_ext, &ifc->csor_cs[cs].csor_ext);
}
static int fsl_ifc_chip_init(struct fsl_ifc_mtd *priv)
@@ -884,7 +886,7 @@ static int fsl_ifc_chip_init(struct fsl_ifc_mtd *priv)
/* fill in nand_chip structure */
/* set up function call table */
- if ((ioread32be(&ifc->cspr_cs[priv->bank].cspr)) & CSPR_PORT_SIZE_16)
+ if ((ifc_in32(&ifc->cspr_cs[priv->bank].cspr)) & CSPR_PORT_SIZE_16)
chip->read_byte = fsl_ifc_read_byte16;
else
chip->read_byte = fsl_ifc_read_byte;
@@ -898,13 +900,13 @@ static int fsl_ifc_chip_init(struct fsl_ifc_mtd *priv)
chip->bbt_td = &bbt_main_descr;
chip->bbt_md = &bbt_mirror_descr;
- iowrite32be(0x0, &ifc->ifc_nand.ncfgr);
+ ifc_out32(0x0, &ifc->ifc_nand.ncfgr);
/* set up nand options */
chip->bbt_options = NAND_BBT_USE_FLASH;
chip->options = NAND_NO_SUBPAGE_WRITE;
- if (ioread32be(&ifc->cspr_cs[priv->bank].cspr) & CSPR_PORT_SIZE_16) {
+ if (ifc_in32(&ifc->cspr_cs[priv->bank].cspr) & CSPR_PORT_SIZE_16) {
chip->read_byte = fsl_ifc_read_byte16;
chip->options |= NAND_BUSWIDTH_16;
} else {
@@ -917,7 +919,7 @@ static int fsl_ifc_chip_init(struct fsl_ifc_mtd *priv)
chip->ecc.read_page = fsl_ifc_read_page;
chip->ecc.write_page = fsl_ifc_write_page;
- csor = ioread32be(&ifc->csor_cs[priv->bank].csor);
+ csor = ifc_in32(&ifc->csor_cs[priv->bank].csor);
/* Hardware generates ECC per 512 Bytes */
chip->ecc.size = 512;
@@ -1006,7 +1008,7 @@ static int fsl_ifc_chip_remove(struct fsl_ifc_mtd *priv)
static int match_bank(struct fsl_ifc_regs __iomem *ifc, int bank,
phys_addr_t addr)
{
- u32 cspr = ioread32be(&ifc->cspr_cs[bank].cspr);
+ u32 cspr = ifc_in32(&ifc->cspr_cs[bank].cspr);
if (!(cspr & CSPR_V))
return 0;
@@ -1092,16 +1094,16 @@ static int fsl_ifc_nand_probe(struct platform_device *dev)
dev_set_drvdata(priv->dev, priv);
- iowrite32be(IFC_NAND_EVTER_EN_OPC_EN |
- IFC_NAND_EVTER_EN_FTOER_EN |
- IFC_NAND_EVTER_EN_WPER_EN,
- &ifc->ifc_nand.nand_evter_en);
+ ifc_out32(IFC_NAND_EVTER_EN_OPC_EN |
+ IFC_NAND_EVTER_EN_FTOER_EN |
+ IFC_NAND_EVTER_EN_WPER_EN,
+ &ifc->ifc_nand.nand_evter_en);
/* enable NAND Machine Interrupts */
- iowrite32be(IFC_NAND_EVTER_INTR_OPCIR_EN |
- IFC_NAND_EVTER_INTR_FTOERIR_EN |
- IFC_NAND_EVTER_INTR_WPERIR_EN,
- &ifc->ifc_nand.nand_evter_intr_en);
+ ifc_out32(IFC_NAND_EVTER_INTR_OPCIR_EN |
+ IFC_NAND_EVTER_INTR_FTOERIR_EN |
+ IFC_NAND_EVTER_INTR_WPERIR_EN,
+ &ifc->ifc_nand.nand_evter_intr_en);
priv->mtd.name = kasprintf(GFP_KERNEL, "%llx.flash", (u64)res.start);
if (!priv->mtd.name) {
ret = -ENOMEM;