From patchwork Mon Oct 8 05:37:11 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [v2,05/14] ARM: OMAP2+: onenand: connected soc info in pdata Date: Sun, 07 Oct 2012 19:37:11 -0000 From: Mohammed Afzal X-Patchwork-Id: 189905 Message-Id: <6065bed749924f28a3d268145d1b7c980a3c97eb.1349672877.git.afzal@ti.com> To: Tony Lindgren , Artem Bityutskiy Cc: Paul Walmsley , Afzal Mohammed , linux-mtd@lists.infradead.org, Jon Hunter , Ivan Djelic , linux-omap@vger.kernel.org, David Woodhouse , linux-arm-kernel@lists.infradead.org onenand driver needs to know whether soc is falling under 34xx family to properly handle onenand. But driver is not supposed to do cpu_is_* check, hence educate platform data with this information. Driver can make use of it to avoid cpu_is_* check. Signed-off-by: Afzal Mohammed --- arch/arm/mach-omap2/gpmc-onenand.c | 5 +++++ include/linux/platform_data/mtd-onenand-omap2.h | 1 + 2 files changed, 6 insertions(+) diff --git a/arch/arm/mach-omap2/gpmc-onenand.c b/arch/arm/mach-omap2/gpmc-onenand.c index 544d501..f0b677a 100644 --- a/arch/arm/mach-omap2/gpmc-onenand.c +++ b/arch/arm/mach-omap2/gpmc-onenand.c @@ -409,6 +409,11 @@ void __init gpmc_onenand_init(struct omap_onenand_platform_data *_onenand_data) gpmc_onenand_data->flags |= ONENAND_SYNC_READ; } + if (cpu_is_omap34xx()) + gpmc_onenand_data->flags |= ONENAND_IN_OMAP34XX; + else + gpmc_onenand_data->flags &= ~ONENAND_IN_OMAP34XX; + err = gpmc_cs_request(gpmc_onenand_data->cs, ONENAND_IO_SIZE, (unsigned long *)&gpmc_onenand_resource.start); if (err < 0) { diff --git a/include/linux/platform_data/mtd-onenand-omap2.h b/include/linux/platform_data/mtd-onenand-omap2.h index 21bb0ff..ef9c60d 100644 --- a/include/linux/platform_data/mtd-onenand-omap2.h +++ b/include/linux/platform_data/mtd-onenand-omap2.h @@ -14,6 +14,7 @@ #define ONENAND_SYNC_READ (1 << 0) #define ONENAND_SYNC_READWRITE (1 << 1) +#define ONENAND_IN_OMAP34XX (1 << 2) struct omap_onenand_platform_data { int cs;