Files
SDK_SG200x_V2/linux_5.10/drivers/bcma/driver_chipcommon_pflash.c
carbon 0545e9dc6d init version 2024-05-07
commit d1edce71135cc6d98c0a4b5729774542b676e769
Author: sophgo-forum-service <forum_service@sophgo.com>
Date:   Fri Mar 15 16:07:33 2024 +0800

    [fix] recommend using ssh method to clone repo.
    [fix] fix sensor driver repo branch name.
2024-05-07 19:36:36 +08:00

50 lines
1.1 KiB
C

/*
* Broadcom specific AMBA
* ChipCommon parallel flash
*
* Licensed under the GNU/GPL. See COPYING for details.
*/
#include "bcma_private.h"
#include <linux/bcma/bcma.h>
#include <linux/mtd/physmap.h>
#include <linux/platform_device.h>
static const char * const part_probes[] = { "bcm47xxpart", NULL };
static struct physmap_flash_data bcma_pflash_data = {
.part_probe_types = part_probes,
};
static struct resource bcma_pflash_resource = {
.name = "bcma_pflash",
.flags = IORESOURCE_MEM,
};
struct platform_device bcma_pflash_dev = {
.name = "physmap-flash",
.dev = {
.platform_data = &bcma_pflash_data,
},
.resource = &bcma_pflash_resource,
.num_resources = 1,
};
int bcma_pflash_init(struct bcma_drv_cc *cc)
{
struct bcma_pflash *pflash = &cc->pflash;
pflash->present = true;
if (!(bcma_read32(cc->core, BCMA_CC_FLASH_CFG) & BCMA_CC_FLASH_CFG_DS))
bcma_pflash_data.width = 1;
else
bcma_pflash_data.width = 2;
bcma_pflash_resource.start = BCMA_SOC_FLASH2;
bcma_pflash_resource.end = BCMA_SOC_FLASH2 + BCMA_SOC_FLASH2_SZ;
return 0;
}