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-rw-r--r--arch/arm/mach-omap2/gpmc-onenand.c27
1 files changed, 24 insertions, 3 deletions
diff --git a/arch/arm/mach-omap2/gpmc-onenand.c b/arch/arm/mach-omap2/gpmc-onenand.c
index a0fa9bb2bda5..b66fb8e5faaa 100644
--- a/arch/arm/mach-omap2/gpmc-onenand.c
+++ b/arch/arm/mach-omap2/gpmc-onenand.c
@@ -18,16 +18,24 @@
18 18
19#include <asm/mach/flash.h> 19#include <asm/mach/flash.h>
20 20
21#include <plat/cpu.h>
22#include <plat/onenand.h> 21#include <plat/onenand.h>
23#include <plat/board.h>
24#include <plat/gpmc.h> 22#include <plat/gpmc.h>
25 23
24#include "soc.h"
25
26#define ONENAND_IO_SIZE SZ_128K
27
26static struct omap_onenand_platform_data *gpmc_onenand_data; 28static struct omap_onenand_platform_data *gpmc_onenand_data;
27 29
30static struct resource gpmc_onenand_resource = {
31 .flags = IORESOURCE_MEM,
32};
33
28static struct platform_device gpmc_onenand_device = { 34static struct platform_device gpmc_onenand_device = {
29 .name = "omap2-onenand", 35 .name = "omap2-onenand",
30 .id = -1, 36 .id = -1,
37 .num_resources = 1,
38 .resource = &gpmc_onenand_resource,
31}; 39};
32 40
33static int omap2_onenand_set_async_mode(int cs, void __iomem *onenand_base) 41static int omap2_onenand_set_async_mode(int cs, void __iomem *onenand_base)
@@ -390,6 +398,8 @@ static int gpmc_onenand_setup(void __iomem *onenand_base, int *freq_ptr)
390 398
391void __init gpmc_onenand_init(struct omap_onenand_platform_data *_onenand_data) 399void __init gpmc_onenand_init(struct omap_onenand_platform_data *_onenand_data)
392{ 400{
401 int err;
402
393 gpmc_onenand_data = _onenand_data; 403 gpmc_onenand_data = _onenand_data;
394 gpmc_onenand_data->onenand_setup = gpmc_onenand_setup; 404 gpmc_onenand_data->onenand_setup = gpmc_onenand_setup;
395 gpmc_onenand_device.dev.platform_data = gpmc_onenand_data; 405 gpmc_onenand_device.dev.platform_data = gpmc_onenand_data;
@@ -401,8 +411,19 @@ void __init gpmc_onenand_init(struct omap_onenand_platform_data *_onenand_data)
401 gpmc_onenand_data->flags |= ONENAND_SYNC_READ; 411 gpmc_onenand_data->flags |= ONENAND_SYNC_READ;
402 } 412 }
403 413
414 err = gpmc_cs_request(gpmc_onenand_data->cs, ONENAND_IO_SIZE,
415 (unsigned long *)&gpmc_onenand_resource.start);
416 if (err < 0) {
417 pr_err("%s: Cannot request GPMC CS\n", __func__);
418 return;
419 }
420
421 gpmc_onenand_resource.end = gpmc_onenand_resource.start +
422 ONENAND_IO_SIZE - 1;
423
404 if (platform_device_register(&gpmc_onenand_device) < 0) { 424 if (platform_device_register(&gpmc_onenand_device) < 0) {
405 printk(KERN_ERR "Unable to register OneNAND device\n"); 425 pr_err("%s: Unable to register OneNAND device\n", __func__);
426 gpmc_cs_free(gpmc_onenand_data->cs);
406 return; 427 return;
407 } 428 }
408} 429}