diff options
| author | Bartosz Golaszewski <bgolaszewski@baylibre.com> | 2019-04-29 18:37:10 +0200 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2019-05-04 13:04:07 -0400 |
| commit | a7fc3d7c687e4b7b61784ee7a13fd9e054a18e17 (patch) | |
| tree | 04cede46f4f79d534ee31b49084e26859e7569be /drivers/mtd | |
| parent | 0c565425927d024a8cc2d4783b61f9dd4c0a051f (diff) | |
nand: davinci: remove dead code for dm644x
The support for DaVinci DM* SoCs has been dropped. The code that used
to be relevant to dm644x is no longer needed. Remove it.
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/nand/raw/davinci_nand.c | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/drivers/mtd/nand/raw/davinci_nand.c b/drivers/mtd/nand/raw/davinci_nand.c index e6a84a52b4..cfa9b535c8 100644 --- a/drivers/mtd/nand/raw/davinci_nand.c +++ b/drivers/mtd/nand/raw/davinci_nand.c @@ -730,43 +730,6 @@ static int nand_davinci_dev_ready(struct mtd_info *mtd) return __raw_readl(&davinci_emif_regs->nandfsr) & 0x1; } -static void nand_flash_init(void) -{ - /* This is for DM6446 EVM and *very* similar. DO NOT GROW THIS! - * Instead, have your board_init() set EMIF timings, based on its - * knowledge of the clocks and what devices are hooked up ... and - * don't even do that unless no UBL handled it. - */ -#ifdef CONFIG_SOC_DM644X - u_int32_t acfg1 = 0x3ffffffc; - - /*------------------------------------------------------------------* - * NAND FLASH CHIP TIMEOUT @ 459 MHz * - * * - * AEMIF.CLK freq = PLL1/6 = 459/6 = 76.5 MHz * - * AEMIF.CLK period = 1/76.5 MHz = 13.1 ns * - * * - *------------------------------------------------------------------*/ - acfg1 = 0 - | (0 << 31) /* selectStrobe */ - | (0 << 30) /* extWait */ - | (1 << 26) /* writeSetup 10 ns */ - | (3 << 20) /* writeStrobe 40 ns */ - | (1 << 17) /* writeHold 10 ns */ - | (1 << 13) /* readSetup 10 ns */ - | (5 << 7) /* readStrobe 60 ns */ - | (1 << 4) /* readHold 10 ns */ - | (3 << 2) /* turnAround ?? ns */ - | (0 << 0) /* asyncSize 8-bit bus */ - ; - - __raw_writel(acfg1, &davinci_emif_regs->ab1cr); /* CS2 */ - - /* NAND flash on CS2 */ - __raw_writel(0x00000101, &davinci_emif_regs->nandfcr); -#endif -} - void davinci_nand_init(struct nand_chip *nand) { #if defined CONFIG_KEYSTONE_RBL_NAND @@ -820,8 +783,6 @@ void davinci_nand_init(struct nand_chip *nand) nand->write_buf = nand_davinci_write_buf; nand->dev_ready = nand_davinci_dev_ready; - - nand_flash_init(); } int board_nand_init(struct nand_chip *chip) __attribute__((weak)); |