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    SubjectRe: [PATCH] OMAP3: NAND: Adding NAND support and specifying NAND partitions.
    From
    On Mon, Jul 25, 2011 at 4:40 PM, Hrishikesh Bhandiwad
    <hrishikesh.b@ti.com> wrote:
    > This patch adds the NAND support on OMAP3EVM board and also allocates
    > five partitions  on NAND.
    > Referred to file: arch/arm/mach-omap2/board-omap3beagle.c
    >
    > Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com>
    > Signed-off-by: Sanjeev Premi <premi@ti.com>
    > Signed-off-by: Hrishikesh Bhandiwad <hrishikesh.b@ti.com>
    > ---
    >  arch/arm/mach-omap2/board-omap3evm.c |   40 ++++++++++++++++++++++++++++++++++
    >  1 files changed, 40 insertions(+), 0 deletions(-)
    >
    > diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c
    > index b4d4346..be45b63 100644
    > --- a/arch/arm/mach-omap2/board-omap3evm.c
    > +++ b/arch/arm/mach-omap2/board-omap3evm.c
    > @@ -30,6 +30,10 @@
    >  #include <linux/usb/otg.h>
    >  #include <linux/smsc911x.h>
    >
    > +#include <linux/mtd/mtd.h>

    You don't need this include.

    > +#include <linux/mtd/partitions.h>
    > +#include <linux/mtd/nand.h>
    > +
    >  #include <linux/wl12xx.h>
    >  #include <linux/regulator/fixed.h>
    >  #include <linux/regulator/machine.h>
    > @@ -46,6 +50,8 @@
    >  #include <plat/mcspi.h>
    >  #include <video/omapdss.h>
    >  #include <video/omap-panel-generic-dpi.h>
    > +#include <plat/gpmc.h>
    > +#include <plat/nand.h>

    These 2 too.

    >
    >  #include "mux.h"
    >  #include "sdram-micron-mt46h32m32lf-6.h"
    > @@ -101,6 +107,37 @@ static void __init omap3_evm_get_revision(void)
    >        }
    >  }
    >
    > +static struct mtd_partition omap3evm_nand_partitions[] = {
    > +       /* All the partition sizes are listed in terms of NAND block size */
    > +       {
    > +               .name           = "X-Loader",
    > +               .offset         = 0,
    > +               .size           = 4 * NAND_BLOCK_SIZE,
    > +               .mask_flags     = MTD_WRITEABLE,        /* force read-only */
    > +       },
    > +       {
    > +               .name           = "U-Boot",
    > +               .offset         = 0x80000

    Missing comma. Have you at least tried compiling this?

    > +               .size           = 15 * NAND_BLOCK_SIZE,
    > +               .mask_flags     = MTD_WRITEABLE,        /* force read-only */
    > +       },
    > +       {
    > +               .name           = "U-Boot Env",
    > +               .offset         = 0x260000
    > +               .size           = 1 * NAND_BLOCK_SIZE,
    > +       },
    > +       {
    > +               .name           = "Kernel",
    > +               .offset         = 0x280000
    > +               .size           = 32 * NAND_BLOCK_SIZE,
    > +       },
    > +       {
    > +               .name           = "File System",
    > +               .offset         = 0x680000
    > +               .size           = MTDPART_SIZ_FULL,
    > +       },
    > +};
    > +
    >  #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
    >  #include <plat/gpmc-smsc911x.h>
    >
    > @@ -696,6 +733,9 @@ static void __init omap3_evm_init(void)
    >
    >        omap_serial_init();
    >
    > +       omap_nand_flash_init(NAND_BUSWIDTH_16, omap3evm_nand_partitions,
    > +                       ARRAY_SIZE(omap3evm_nand_partitions));
    > +
    >        /* OMAP3EVM uses ISP1504 phy and so register nop transceiver */
    >        usb_nop_xceiv_register();
    >
    > --
    > 1.6.2.4
    >
    > --
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    >

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    Gražvydas
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