diff options
| author | Michael Hennerich <michael.hennerich@analog.com> | 2007-10-30 17:08:29 +0800 |
|---|---|---|
| committer | David Woodhouse <dwmw2@infradead.org> | 2007-10-30 08:50:46 -0400 |
| commit | a25b7fee537ab4dbc6eb301bd455ee8d01b707f6 (patch) | |
| tree | 3602bacd9c7e3d5451984d7133f59e360f880101 /drivers/mtd | |
| parent | 3c441baa0365ea7c3be9ee79f03e944289dd37e1 (diff) | |
[MTD] [NAND] Add Blackfin BF52x support in bf5xx_nand driver
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/nand/Kconfig | 2 | ||||
| -rw-r--r-- | drivers/mtd/nand/bf5xx_nand.c | 20 |
2 files changed, 19 insertions, 3 deletions
diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig index 246d4512f64..bf0e9b083d1 100644 --- a/drivers/mtd/nand/Kconfig +++ b/drivers/mtd/nand/Kconfig @@ -93,7 +93,7 @@ config MTD_NAND_AU1550 config MTD_NAND_BF5XX tristate "Blackfin on-chip NAND Flash Controller driver" - depends on BF54x && MTD_NAND + depends on (BF54x || BF52x) && MTD_NAND help This enables the Blackfin on-chip NAND flash controller diff --git a/drivers/mtd/nand/bf5xx_nand.c b/drivers/mtd/nand/bf5xx_nand.c index 1657ecd7488..542850cd4c3 100644 --- a/drivers/mtd/nand/bf5xx_nand.c +++ b/drivers/mtd/nand/bf5xx_nand.c @@ -74,7 +74,22 @@ static int hardware_ecc = 1; static int hardware_ecc; #endif -static unsigned short bfin_nfc_pin_req[] = {P_NAND_CE, P_NAND_RB, 0}; +static unsigned short bfin_nfc_pin_req[] = + {P_NAND_CE, + P_NAND_RB, + P_NAND_D0, + P_NAND_D1, + P_NAND_D2, + P_NAND_D3, + P_NAND_D4, + P_NAND_D5, + P_NAND_D6, + P_NAND_D7, + P_NAND_WE, + P_NAND_RE, + P_NAND_CLE, + P_NAND_ALE, + 0}; /* * Data structures for bf5xx nand flash controller driver @@ -507,12 +522,13 @@ static int bf5xx_nand_dma_init(struct bf5xx_nand_info *info) init_completion(&info->dma_completion); +#ifdef CONFIG_BF54x /* Setup DMAC1 channel mux for NFC which shared with SDH */ val = bfin_read_DMAC1_PERIMUX(); val &= 0xFFFE; bfin_write_DMAC1_PERIMUX(val); SSYNC(); - +#endif /* Request NFC DMA channel */ ret = request_dma(CH_NFC, "BF5XX NFC driver"); if (ret < 0) { |