From patchwork Thu Jun 2 14:51:30 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [052/104] ts72xx: use MTDPART_OFS_RETAIN for mtd partitioning From: Dmitry Eremin-Solenikov X-Patchwork-Id: 98410 Message-Id: <1307026293-8535-18-git-send-email-dbaryshkov@gmail.com> To: linux-mtd@lists.infradead.org Cc: Hartley Sweeten , Ryan Mallon Date: Thu, 2 Jun 2011 18:51:30 +0400 Instead of specifying a callback for dynamic partitioning, use MTDPART_OFS_RETAIN for reserving a place near the end of flash for RedBoot. Signed-off-by: Dmitry Eremin-Solenikov Cc: Hartley Sweeten Cc: Ryan Mallon --- arch/arm/mach-ep93xx/ts72xx.c | 22 ++++------------------ 1 files changed, 4 insertions(+), 18 deletions(-) diff --git a/arch/arm/mach-ep93xx/ts72xx.c b/arch/arm/mach-ep93xx/ts72xx.c index c2d2cf4..68e2849 100644 --- a/arch/arm/mach-ep93xx/ts72xx.c +++ b/arch/arm/mach-ep93xx/ts72xx.c @@ -116,8 +116,8 @@ static struct mtd_partition ts72xx_nand_parts[] = { .mask_flags = MTD_WRITEABLE, /* force read-only */ }, { .name = "Linux", - .offset = MTDPART_OFS_APPEND, - .size = 0, /* filled in later */ + .offset = MTDPART_OFS_RETAIN, + .size = TS72XX_REDBOOT_PART_SIZE, /* leave so much for last partition */ }, { .name = "RedBoot", .offset = MTDPART_OFS_APPEND, @@ -126,28 +126,14 @@ static struct mtd_partition ts72xx_nand_parts[] = { }, }; -static void ts72xx_nand_set_parts(uint64_t size, - struct platform_nand_chip *chip) -{ - /* Factory TS-72xx boards only come with 32MiB or 128MiB NAND options */ - if (size == SZ_32M || size == SZ_128M) { - /* Set the "Linux" partition size */ - ts72xx_nand_parts[1].size = size - TS72XX_REDBOOT_PART_SIZE; - - chip->partitions = ts72xx_nand_parts; - chip->nr_partitions = ARRAY_SIZE(ts72xx_nand_parts); - } else { - pr_warning("Unknown nand disk size:%lluMiB\n", size >> 20); - } -} - static struct platform_nand_data ts72xx_nand_data = { .chip = { .nr_chips = 1, .chip_offset = 0, .chip_delay = 15, .part_probe_types = ts72xx_nand_part_probes, - .set_parts = ts72xx_nand_set_parts, + .partitions = ts72xx_nand_parts, + .nr_partitions = ARRAY_SIZE(ts72xx_nand_parts), }, .ctrl = { .cmd_ctrl = ts72xx_nand_hwcontrol,