From: Karicheri, Muralidharan Date: Fri, 4 Apr 2014 17:16:50 +0000 (-0400) Subject: NAND: DaVinci: allow forced disable of subpage writes X-Git-Tag: v2014.07-rc1~2^2~3^2~18 X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=999d7d326de45c014077cda9904e9ac25166c3f2;p=oweals%2Fu-boot.git NAND: DaVinci: allow forced disable of subpage writes This patch introduces a configurable mechanism to disable subpage writes in the DaVinci NAND driver. Signed-off-by: Vitaly Andrianov Signed-off-by: Murali Karicheri Acked-by: Tom Rini --- diff --git a/README b/README index f39accfe53..c9990e6796 100644 --- a/README +++ b/README @@ -4496,6 +4496,11 @@ Low Level (hardware related) configuration options: - CONFIG_SPL_AM33XX_ENABLE_RTC32K_OSC: Enables the RTC32K OSC on AM33xx based plattforms +- CONFIG_SYS_NAND_NO_SUBPAGE_WRITE + Option to disable subpage write in NAND driver + driver that uses this: + drivers/mtd/nand/davinci_nand.c + Freescale QE/FMAN Firmware Support: ----------------------------------- diff --git a/drivers/mtd/nand/davinci_nand.c b/drivers/mtd/nand/davinci_nand.c index 5b17d7be8b..75b03a74b6 100644 --- a/drivers/mtd/nand/davinci_nand.c +++ b/drivers/mtd/nand/davinci_nand.c @@ -609,6 +609,9 @@ void davinci_nand_init(struct nand_chip *nand) #ifdef CONFIG_SYS_NAND_USE_FLASH_BBT nand->bbt_options |= NAND_BBT_USE_FLASH; #endif +#ifdef CONFIG_SYS_NAND_NO_SUBPAGE_WRITE + nand->options |= NAND_NO_SUBPAGE_WRITE; +#endif #ifdef CONFIG_SYS_NAND_HW_ECC nand->ecc.mode = NAND_ECC_HW; nand->ecc.size = 512;