From mboxrd@z Thu Jan 1 00:00:00 1970 From: Murali Karicheri Date: Fri, 4 Apr 2014 13:16:50 -0400 Subject: [U-Boot] [PATCH v6 4/9] NAND: DaVinci: allow forced disable of subpage writes In-Reply-To: <1396631815-5735-1-git-send-email-m-karicheri2@ti.com> References: <1396631815-5735-1-git-send-email-m-karicheri2@ti.com> Message-ID: <1396631815-5735-5-git-send-email-m-karicheri2@ti.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de 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 --- README | 5 +++++ drivers/mtd/nand/davinci_nand.c | 3 +++ 2 files changed, 8 insertions(+) diff --git a/README b/README index 7cb7c4f..63c2dba 100644 --- a/README +++ b/README @@ -4486,6 +4486,11 @@ 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 5b17d7b..75b03a7 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; -- 1.7.9.5