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yaml
---
r: 326487
b: refs/heads/master
c: 681988b
h: refs/heads/master
i:
  326485: d5396c1
  326483: fe97a60
  326479: 495d773
v: v3
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Afzal Mohammed authored and Tony Lindgren committed Aug 30, 2012
1 parent d770b6b commit a01c200
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Showing 2 changed files with 23 additions and 2 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 9222e3a7bbf3fe63629d4169b63afa27bc108ecc
refs/heads/master: 681988ba0c369795def0346d210ce96d6177059a
23 changes: 22 additions & 1 deletion trunk/arch/arm/mach-omap2/gpmc-onenand.c
Original file line number Diff line number Diff line change
Expand Up @@ -23,11 +23,19 @@
#include <plat/board.h>
#include <plat/gpmc.h>

#define ONENAND_IO_SIZE SZ_128K

static struct omap_onenand_platform_data *gpmc_onenand_data;

static struct resource gpmc_onenand_resource = {
.flags = IORESOURCE_MEM,
};

static struct platform_device gpmc_onenand_device = {
.name = "omap2-onenand",
.id = -1,
.num_resources = 1,
.resource = &gpmc_onenand_resource,
};

static int omap2_onenand_set_async_mode(int cs, void __iomem *onenand_base)
Expand Down Expand Up @@ -390,6 +398,8 @@ static int gpmc_onenand_setup(void __iomem *onenand_base, int *freq_ptr)

void __init gpmc_onenand_init(struct omap_onenand_platform_data *_onenand_data)
{
int err;

gpmc_onenand_data = _onenand_data;
gpmc_onenand_data->onenand_setup = gpmc_onenand_setup;
gpmc_onenand_device.dev.platform_data = gpmc_onenand_data;
Expand All @@ -401,8 +411,19 @@ void __init gpmc_onenand_init(struct omap_onenand_platform_data *_onenand_data)
gpmc_onenand_data->flags |= ONENAND_SYNC_READ;
}

err = gpmc_cs_request(gpmc_onenand_data->cs, ONENAND_IO_SIZE,
(unsigned long *)&gpmc_onenand_resource.start);
if (err < 0) {
pr_err("%s: Cannot request GPMC CS\n", __func__);
return;
}

gpmc_onenand_resource.end = gpmc_onenand_resource.start +
ONENAND_IO_SIZE - 1;

if (platform_device_register(&gpmc_onenand_device) < 0) {
printk(KERN_ERR "Unable to register OneNAND device\n");
pr_err("%s: Unable to register OneNAND device\n", __func__);
gpmc_cs_free(gpmc_onenand_data->cs);
return;
}
}

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