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path: root/drivers/mtd/nand/nand_bcm_umi.h
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Diffstat (limited to 'drivers/mtd/nand/nand_bcm_umi.h')
-rw-r--r--drivers/mtd/nand/nand_bcm_umi.h73
1 files changed, 36 insertions, 37 deletions
diff --git a/drivers/mtd/nand/nand_bcm_umi.h b/drivers/mtd/nand/nand_bcm_umi.h
index 198b304d6f7..d90186684db 100644
--- a/drivers/mtd/nand/nand_bcm_umi.h
+++ b/drivers/mtd/nand/nand_bcm_umi.h
@@ -17,7 +17,7 @@
/* ---- Include Files ---------------------------------------------------- */
#include <mach/reg_umi.h>
#include <mach/reg_nand.h>
-#include <cfg_global.h>
+#include <mach/cfg_global.h>
/* ---- Constants and Types ---------------------------------------------- */
#if (CFG_GLOBAL_CHIP_FAMILY == CFG_GLOBAL_CHIP_FAMILY_BCMRING)
@@ -48,7 +48,7 @@ int nand_bcm_umi_bch_correct_page(uint8_t *datap, uint8_t *readEccData,
/* Check in device is ready */
static inline int nand_bcm_umi_dev_ready(void)
{
- return REG_UMI_NAND_RCSR & REG_UMI_NAND_RCSR_RDY;
+ return readl(&REG_UMI_NAND_RCSR) & REG_UMI_NAND_RCSR_RDY;
}
/* Wait until device is ready */
@@ -62,10 +62,11 @@ static inline void nand_bcm_umi_wait_till_ready(void)
static inline void nand_bcm_umi_hamming_enable_hwecc(void)
{
/* disable and reset ECC, 512 byte page */
- REG_UMI_NAND_ECC_CSR &= ~(REG_UMI_NAND_ECC_CSR_ECC_ENABLE |
- REG_UMI_NAND_ECC_CSR_256BYTE);
+ writel(readl(&REG_UMI_NAND_ECC_CSR) & ~(REG_UMI_NAND_ECC_CSR_ECC_ENABLE |
+ REG_UMI_NAND_ECC_CSR_256BYTE), &REG_UMI_NAND_ECC_CSR);
/* enable ECC */
- REG_UMI_NAND_ECC_CSR |= REG_UMI_NAND_ECC_CSR_ECC_ENABLE;
+ writel(readl(&REG_UMI_NAND_ECC_CSR) | REG_UMI_NAND_ECC_CSR_ECC_ENABLE,
+ &REG_UMI_NAND_ECC_CSR);
}
#if NAND_ECC_BCH
@@ -76,18 +77,18 @@ static inline void nand_bcm_umi_hamming_enable_hwecc(void)
static inline void nand_bcm_umi_bch_enable_read_hwecc(void)
{
/* disable and reset ECC */
- REG_UMI_BCH_CTRL_STATUS = REG_UMI_BCH_CTRL_STATUS_RD_ECC_VALID;
+ writel(REG_UMI_BCH_CTRL_STATUS_RD_ECC_VALID, &REG_UMI_BCH_CTRL_STATUS);
/* Turn on ECC */
- REG_UMI_BCH_CTRL_STATUS = REG_UMI_BCH_CTRL_STATUS_ECC_RD_EN;
+ writel(REG_UMI_BCH_CTRL_STATUS_ECC_RD_EN, &REG_UMI_BCH_CTRL_STATUS);
}
/* Enable BCH Write ECC */
static inline void nand_bcm_umi_bch_enable_write_hwecc(void)
{
/* disable and reset ECC */
- REG_UMI_BCH_CTRL_STATUS = REG_UMI_BCH_CTRL_STATUS_WR_ECC_VALID;
+ writel(REG_UMI_BCH_CTRL_STATUS_WR_ECC_VALID, &REG_UMI_BCH_CTRL_STATUS);
/* Turn on ECC */
- REG_UMI_BCH_CTRL_STATUS = REG_UMI_BCH_CTRL_STATUS_ECC_WR_EN;
+ writel(REG_UMI_BCH_CTRL_STATUS_ECC_WR_EN, &REG_UMI_BCH_CTRL_STATUS);
}
/* Config number of BCH ECC bytes */
@@ -99,9 +100,9 @@ static inline void nand_bcm_umi_bch_config_ecc(uint8_t numEccBytes)
uint32_t numBits = numEccBytes * 8;
/* disable and reset ECC */
- REG_UMI_BCH_CTRL_STATUS =
- REG_UMI_BCH_CTRL_STATUS_WR_ECC_VALID |
- REG_UMI_BCH_CTRL_STATUS_RD_ECC_VALID;
+ writel(REG_UMI_BCH_CTRL_STATUS_WR_ECC_VALID |
+ REG_UMI_BCH_CTRL_STATUS_RD_ECC_VALID,
+ &REG_UMI_BCH_CTRL_STATUS);
/* Every correctible bit requires 13 ECC bits */
tValue = (uint32_t) (numBits / ECC_BITS_PER_CORRECTABLE_BIT);
@@ -113,23 +114,21 @@ static inline void nand_bcm_umi_bch_config_ecc(uint8_t numEccBytes)
kValue = nValue - (tValue * ECC_BITS_PER_CORRECTABLE_BIT);
/* Write the settings */
- REG_UMI_BCH_N = nValue;
- REG_UMI_BCH_T = tValue;
- REG_UMI_BCH_K = kValue;
+ writel(nValue, &REG_UMI_BCH_N);
+ writel(tValue, &REG_UMI_BCH_T);
+ writel(kValue, &REG_UMI_BCH_K);
}
/* Pause during ECC read calculation to skip bytes in OOB */
static inline void nand_bcm_umi_bch_pause_read_ecc_calc(void)
{
- REG_UMI_BCH_CTRL_STATUS =
- REG_UMI_BCH_CTRL_STATUS_ECC_RD_EN |
- REG_UMI_BCH_CTRL_STATUS_PAUSE_ECC_DEC;
+ writel(REG_UMI_BCH_CTRL_STATUS_ECC_RD_EN | REG_UMI_BCH_CTRL_STATUS_PAUSE_ECC_DEC, &REG_UMI_BCH_CTRL_STATUS);
}
/* Resume during ECC read calculation after skipping bytes in OOB */
static inline void nand_bcm_umi_bch_resume_read_ecc_calc(void)
{
- REG_UMI_BCH_CTRL_STATUS = REG_UMI_BCH_CTRL_STATUS_ECC_RD_EN;
+ writel(REG_UMI_BCH_CTRL_STATUS_ECC_RD_EN, &REG_UMI_BCH_CTRL_STATUS);
}
/* Poll read ECC calc to check when hardware completes */
@@ -139,7 +138,7 @@ static inline uint32_t nand_bcm_umi_bch_poll_read_ecc_calc(void)
do {
/* wait for ECC to be valid */
- regVal = REG_UMI_BCH_CTRL_STATUS;
+ regVal = readl(&REG_UMI_BCH_CTRL_STATUS);
} while ((regVal & REG_UMI_BCH_CTRL_STATUS_RD_ECC_VALID) == 0);
return regVal;
@@ -149,7 +148,7 @@ static inline uint32_t nand_bcm_umi_bch_poll_read_ecc_calc(void)
static inline void nand_bcm_umi_bch_poll_write_ecc_calc(void)
{
/* wait for ECC to be valid */
- while ((REG_UMI_BCH_CTRL_STATUS & REG_UMI_BCH_CTRL_STATUS_WR_ECC_VALID)
+ while ((readl(&REG_UMI_BCH_CTRL_STATUS) & REG_UMI_BCH_CTRL_STATUS_WR_ECC_VALID)
== 0)
;
}
@@ -170,9 +169,9 @@ static inline void nand_bcm_umi_bch_read_oobEcc(uint32_t pageSize,
if (pageSize != NAND_DATA_ACCESS_SIZE) {
/* skip BI */
#if defined(__KERNEL__) && !defined(STANDALONE)
- *oobp++ = REG_NAND_DATA8;
+ *oobp++ = readb(&REG_NAND_DATA8);
#else
- REG_NAND_DATA8;
+ readb(&REG_NAND_DATA8);
#endif
numToRead--;
}
@@ -180,9 +179,9 @@ static inline void nand_bcm_umi_bch_read_oobEcc(uint32_t pageSize,
while (numToRead > numEccBytes) {
/* skip free oob region */
#if defined(__KERNEL__) && !defined(STANDALONE)
- *oobp++ = REG_NAND_DATA8;
+ *oobp++ = readb(&REG_NAND_DATA8);
#else
- REG_NAND_DATA8;
+ readb(&REG_NAND_DATA8);
#endif
numToRead--;
}
@@ -193,11 +192,11 @@ static inline void nand_bcm_umi_bch_read_oobEcc(uint32_t pageSize,
while (numToRead > 11) {
#if defined(__KERNEL__) && !defined(STANDALONE)
- *oobp = REG_NAND_DATA8;
+ *oobp = readb(&REG_NAND_DATA8);
eccCalc[eccPos++] = *oobp;
oobp++;
#else
- eccCalc[eccPos++] = REG_NAND_DATA8;
+ eccCalc[eccPos++] = readb(&REG_NAND_DATA8);
#endif
numToRead--;
}
@@ -207,9 +206,9 @@ static inline void nand_bcm_umi_bch_read_oobEcc(uint32_t pageSize,
if (numToRead == 11) {
/* read BI */
#if defined(__KERNEL__) && !defined(STANDALONE)
- *oobp++ = REG_NAND_DATA8;
+ *oobp++ = readb(&REG_NAND_DATA8);
#else
- REG_NAND_DATA8;
+ readb(&REG_NAND_DATA8);
#endif
numToRead--;
}
@@ -219,11 +218,11 @@ static inline void nand_bcm_umi_bch_read_oobEcc(uint32_t pageSize,
nand_bcm_umi_bch_resume_read_ecc_calc();
while (numToRead) {
#if defined(__KERNEL__) && !defined(STANDALONE)
- *oobp = REG_NAND_DATA8;
+ *oobp = readb(&REG_NAND_DATA8);
eccCalc[eccPos++] = *oobp;
oobp++;
#else
- eccCalc[eccPos++] = REG_NAND_DATA8;
+ eccCalc[eccPos++] = readb(&REG_NAND_DATA8);
#endif
numToRead--;
}
@@ -255,7 +254,7 @@ static inline void nand_bcm_umi_bch_write_oobEcc(uint32_t pageSize,
if (pageSize == NAND_DATA_ACCESS_SIZE) {
/* Now fill in the ECC bytes */
if (numEccBytes >= 13)
- eccVal = REG_UMI_BCH_WR_ECC_3;
+ eccVal = readl(&REG_UMI_BCH_WR_ECC_3);
/* Usually we skip CM in oob[0,1] */
NAND_BCM_UMI_ECC_WRITE(numEccBytes, 15, &oobp[0],
@@ -268,7 +267,7 @@ static inline void nand_bcm_umi_bch_write_oobEcc(uint32_t pageSize,
eccVal & 0xff); /* ECC 12 */
if (numEccBytes >= 9)
- eccVal = REG_UMI_BCH_WR_ECC_2;
+ eccVal = readl(&REG_UMI_BCH_WR_ECC_2);
NAND_BCM_UMI_ECC_WRITE(numEccBytes, 12, &oobp[3],
(eccVal >> 24) & 0xff); /* ECC11 */
@@ -281,7 +280,7 @@ static inline void nand_bcm_umi_bch_write_oobEcc(uint32_t pageSize,
/* Now fill in the ECC bytes */
if (numEccBytes >= 13)
- eccVal = REG_UMI_BCH_WR_ECC_3;
+ eccVal = readl(&REG_UMI_BCH_WR_ECC_3);
/* Usually skip CM in oob[1,2] */
NAND_BCM_UMI_ECC_WRITE(numEccBytes, 15, &oobp[1],
@@ -294,7 +293,7 @@ static inline void nand_bcm_umi_bch_write_oobEcc(uint32_t pageSize,
eccVal & 0xff); /* ECC12 */
if (numEccBytes >= 9)
- eccVal = REG_UMI_BCH_WR_ECC_2;
+ eccVal = readl(&REG_UMI_BCH_WR_ECC_2);
NAND_BCM_UMI_ECC_WRITE(numEccBytes, 12, &oobp[4],
(eccVal >> 24) & 0xff); /* ECC11 */
@@ -309,7 +308,7 @@ static inline void nand_bcm_umi_bch_write_oobEcc(uint32_t pageSize,
eccVal & 0xff); /* ECC8 */
if (numEccBytes >= 5)
- eccVal = REG_UMI_BCH_WR_ECC_1;
+ eccVal = readl(&REG_UMI_BCH_WR_ECC_1);
NAND_BCM_UMI_ECC_WRITE(numEccBytes, 8, &oobp[8],
(eccVal >> 24) & 0xff); /* ECC7 */
@@ -321,7 +320,7 @@ static inline void nand_bcm_umi_bch_write_oobEcc(uint32_t pageSize,
eccVal & 0xff); /* ECC4 */
if (numEccBytes >= 1)
- eccVal = REG_UMI_BCH_WR_ECC_0;
+ eccVal = readl(&REG_UMI_BCH_WR_ECC_0);
NAND_BCM_UMI_ECC_WRITE(numEccBytes, 4, &oobp[12],
(eccVal >> 24) & 0xff); /* ECC3 */
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-18 17:07:09 +0000