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| author | Benoît Thébaudeau <benoit.thebaudeau@advansee.com> | 2013-04-11 09:35:36 +0000 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2013-04-12 07:55:04 +0200 |
| commit | 2dc0aa0227f964562ad4842a26f488df0eb811da (patch) | |
| tree | e3798bbadbbd4bb79ff0b5f8e7c7d27c5dcf61e0 /include | |
| parent | a430e91643384a944abf32e1079f79f66ef87d97 (diff) | |
| download | u-boot-imx-2dc0aa0227f964562ad4842a26f488df0eb811da.zip u-boot-imx-2dc0aa0227f964562ad4842a26f488df0eb811da.tar.gz u-boot-imx-2dc0aa0227f964562ad4842a26f488df0eb811da.tar.bz2 | |
nand: mxc: Prepare to add support for i.MX5
Add some abstraction to NFC definitions so that some parts of the current code
can also be used for future i.MX5 code.
Clean up a few things by the way.
Signed-off-by: Benoît Thébaudeau <benoit.thebaudeau@advansee.com>
Acked-by: Scott Wood <scottwood@freescale.com>
Tested-by: Fabio Estevam <fabio.estevam@freescale.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/fsl_nfc.h | 72 |
1 files changed, 26 insertions, 46 deletions
diff --git a/include/fsl_nfc.h b/include/fsl_nfc.h index ff537b4..013e9e2 100644 --- a/include/fsl_nfc.h +++ b/include/fsl_nfc.h @@ -113,58 +113,38 @@ struct fsl_nfc_regs { #endif }; -/* - * Set INT to 0, FCMD to 1, rest to 0 in NFC_CONFIG2 Register for Command - * operation - */ -#define NFC_CMD 0x1 +/* Set FCMD to 1, rest to 0 for Command operation */ +#define NFC_CMD 0x1 -/* - * Set INT to 0, FADD to 1, rest to 0 in NFC_CONFIG2 Register for Address - * operation - */ -#define NFC_ADDR 0x2 +/* Set FADD to 1, rest to 0 for Address operation */ +#define NFC_ADDR 0x2 -/* - * Set INT to 0, FDI to 1, rest to 0 in NFC_CONFIG2 Register for Input - * operation - */ -#define NFC_INPUT 0x4 +/* Set FDI to 1, rest to 0 for Input operation */ +#define NFC_INPUT 0x4 -/* - * Set INT to 0, FDO to 001, rest to 0 in NFC_CONFIG2 Register for Data - * Output operation - */ -#define NFC_OUTPUT 0x8 +/* Set FDO to 001, rest to 0 for Data Output operation */ +#define NFC_OUTPUT 0x8 -/* - * Set INT to 0, FD0 to 010, rest to 0 in NFC_CONFIG2 Register for Read ID - * operation - */ -#define NFC_ID 0x10 +/* Set FDO to 010, rest to 0 for Read ID operation */ +#define NFC_ID 0x10 -/* - * Set INT to 0, FDO to 100, rest to 0 in NFC_CONFIG2 Register for Read - * Status operation - */ -#define NFC_STATUS 0x20 +/* Set FDO to 100, rest to 0 for Read Status operation */ +#define NFC_STATUS 0x20 -/* - * Set INT to 1, rest to 0 in NFC_CONFIG2 Register for Read Status - * operation - */ -#define NFC_INT 0x8000 +#define NFC_CONFIG1_SP_EN (1 << 2) +#define NFC_CONFIG1_RST (1 << 6) +#define NFC_CONFIG1_CE (1 << 7) +#define NFC_V1_V2_CONFIG1_ECC_EN (1 << 3) +#define NFC_V1_V2_CONFIG1_INT_MSK (1 << 4) +#define NFC_V1_V2_CONFIG1_BIG (1 << 5) +#define NFC_V2_CONFIG1_ECC_MODE_4 (1 << 0) +#define NFC_V2_CONFIG1_ONE_CYCLE (1 << 8) +#define NFC_V2_CONFIG1_FP_INT (1 << 11) -#ifdef MXC_NFC_V2_1 -#define NFC_4_8N_ECC (1 << 0) -#endif -#define NFC_SP_EN (1 << 2) -#define NFC_ECC_EN (1 << 3) -#define NFC_INT_MSK (1 << 4) -#define NFC_BIG (1 << 5) -#define NFC_RST (1 << 6) -#define NFC_CE (1 << 7) -#define NFC_ONE_CYCLE (1 << 8) -#define NFC_FP_INT (1 << 11) +#define NFC_V1_V2_CONFIG2_INT (1 << 15) + +#define operation config2 +#define readnfc readw +#define writenfc writew #endif /* __FSL_NFC_H */ |