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drivers/bcma/driver_chipcommon_pflash.c 1.05 KB
d6a3b51ad   Rafał Miłecki   bcma: move parall...
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  /*
   * 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;
  }