On 13/08/2012 22:48, Benoît Thébaudeau wrote:
> Signed-off-by: Benoît Thébaudeau <benoit.thebaud...@advansee.com>
> Cc: Scott Wood <scottw...@freescale.com>
> Cc: Stefano Babic <sba...@denx.de>
> ---
>  .../drivers/mtd/nand/mxc_nand.c                    |    9 +++------
>  .../include/fsl_nfc.h                              |    1 +
>  .../nand_spl/nand_boot_fsl_nfc.c                   |   14 +++++++-------
>  3 files changed, 11 insertions(+), 13 deletions(-)
> 
> diff --git u-boot-4d3c95f.orig/drivers/mtd/nand/mxc_nand.c 
> u-boot-4d3c95f/drivers/mtd/nand/mxc_nand.c
> index 9a9260c..62d8c6b 100644
> --- u-boot-4d3c95f.orig/drivers/mtd/nand/mxc_nand.c
> +++ u-boot-4d3c95f/drivers/mtd/nand/mxc_nand.c
> @@ -123,8 +123,7 @@ static int is_16bit_nand(void)
>  #elif defined(CONFIG_MX25) || defined(CONFIG_MX35)
>  static int is_16bit_nand(void)
>  {
> -     struct ccm_regs *ccm =
> -             (struct ccm_regs *)IMX_CCM_BASE;
> +     struct ccm_regs *ccm = (struct ccm_regs *)IMX_CCM_BASE;
>  
>       if (readl(&ccm->rcsr) & CCM_RCSR_NF_16BIT_SEL)
>               return 1;
> @@ -238,7 +237,7 @@ static void send_prog_page(struct mxc_nand_host *host, 
> uint8_t buf_id,
>               if (spare_only)
>                       config1 |= NFC_SP_EN;
>               else
> -                     config1 &= ~(NFC_SP_EN);
> +                     config1 &= ~NFC_SP_EN;
>               writew(config1, &host->regs->config1);
>       }
>  
> @@ -687,7 +686,6 @@ static int mxc_nand_correct_data(struct mtd_info *mtd, 
> u_char *dat,
>  #define mxc_nand_write_page_syndrome NULL
>  #define mxc_nand_write_page_raw_syndrome NULL
>  #define mxc_nand_write_oob_syndrome NULL
> -#define mxc_nfc_11_nand_correct_data NULL
>  
>  static int mxc_nand_correct_data(struct mtd_info *mtd, u_char *dat,
>                                u_char *read_ecc, u_char *calc_ecc)
> @@ -1188,7 +1186,6 @@ int board_nand_init(struct nand_chip *this)
>  {
>       struct mtd_info *mtd;
>       uint16_t tmp;
> -     int err = 0;
>  
>  #ifdef CONFIG_SYS_NAND_USE_FLASH_BBT
>       this->options |= NAND_USE_FLASH_BBT;
> @@ -1287,5 +1284,5 @@ int board_nand_init(struct nand_chip *this)
>       this->ecc.layout = &nand_hw_eccoob;
>  #endif
>       mxc_setup_config1();
> -     return err;
> +     return 0;
>  }
> diff --git u-boot-4d3c95f.orig/include/fsl_nfc.h 
> u-boot-4d3c95f/include/fsl_nfc.h
> index 6691e41..1c16c71 100644
> --- u-boot-4d3c95f.orig/include/fsl_nfc.h
> +++ u-boot-4d3c95f/include/fsl_nfc.h
> @@ -166,5 +166,6 @@ struct fsl_nfc_regs {
>  #define NFC_RST              (1 << 6)
>  #define NFC_CE               (1 << 7)
>  #define NFC_ONE_CYCLE        (1 << 8)
> +#define NFC_FP_INT   (1 << 11)
>  
>  #endif /* __FSL_NFC_H */
> diff --git u-boot-4d3c95f.orig/nand_spl/nand_boot_fsl_nfc.c 
> u-boot-4d3c95f/nand_spl/nand_boot_fsl_nfc.c
> index f437deb..b90f93e 100644
> --- u-boot-4d3c95f.orig/nand_spl/nand_boot_fsl_nfc.c
> +++ u-boot-4d3c95f/nand_spl/nand_boot_fsl_nfc.c
> @@ -45,10 +45,10 @@ static void nfc_wait_ready(void)
>       writew(tmp, &nfc->config2);
>  }
>  
> -void nfc_nand_init(void)
> +static void nfc_nand_init(void)
>  {
>  #if defined(MXC_NFC_V1_1)
> -     int ecc_per_page  = CONFIG_SYS_NAND_PAGE_SIZE / 512;
> +     int ecc_per_page = CONFIG_SYS_NAND_PAGE_SIZE / 512;
>       int config1;
>  
>       writew(CONFIG_SYS_NAND_SPARE_SIZE / 2, &nfc->spare_area_size);
> @@ -57,12 +57,12 @@ void nfc_nand_init(void)
>       writew(0x2, &nfc->config);
>  
>       /* hardware ECC checking and correct */
> -     config1 = readw(&nfc->config1) | NFC_ECC_EN | 0x800;
> +     config1 = readw(&nfc->config1) | NFC_ECC_EN | NFC_FP_INT;
>       /*
>        * if spare size is larger that 16 bytes per 512 byte hunk
>        * then use 8 symbol correction instead of 4
>        */
> -     if ((CONFIG_SYS_NAND_SPARE_SIZE / ecc_per_page) > 16)
> +     if (CONFIG_SYS_NAND_SPARE_SIZE / ecc_per_page > 16)
>               config1 &= ~NFC_4_8N_ECC;
>       else
>               config1 |= NFC_4_8N_ECC;
> @@ -133,7 +133,7 @@ static void nfc_nand_data_output(void)
>        * This NAND controller requires multiple input commands
>        * for pages larger than 512 bytes.
>        */
> -     for (i = 1; i < (CONFIG_SYS_NAND_PAGE_SIZE / 512); i++) {
> +     for (i = 1; i < CONFIG_SYS_NAND_PAGE_SIZE / 512; i++) {
>               config1 = readw(&nfc->config1);
>               config1 |= NFC_ECC_EN | NFC_INT_MSK;
>               writew(config1, &nfc->config1);
> @@ -171,7 +171,7 @@ static int nfc_read_page(unsigned int page_address, 
> unsigned char *buf)
>       dst = (u32 *)buf;
>  
>       /* main copy loop from NAND-buffer to SDRAM memory */
> -     for (i = 0; i < (CONFIG_SYS_NAND_PAGE_SIZE / 4); i++) {
> +     for (i = 0; i < CONFIG_SYS_NAND_PAGE_SIZE / 4; i++) {
>               writel(readl(src), dst);
>               src++;
>               dst++;
> @@ -230,7 +230,7 @@ static int nand_load(unsigned int from, unsigned int 
> size, unsigned char *buf)
>       page = from / CONFIG_SYS_NAND_PAGE_SIZE;
>       i = 0;
>  
> -     while (i < (size / CONFIG_SYS_NAND_PAGE_SIZE)) {
> +     while (i < size / CONFIG_SYS_NAND_PAGE_SIZE) {
>               if (nfc_read_page(page, buf) < 0)
>                       return -1;
>  
> 

Aceked-by : Stefano Babic <sba...@denx.de>

Best regards,
Stefano Babic


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