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bcma: extract drv_cc in bcma_core_mips_flash_detect() 

This makes the code more readable

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Hauke Mehrtens 2012-09-29 20:33:52 +02:00 committed by John W. Linville
parent e661b75a44
commit 3c25ddd965
1 changed files with 12 additions and 11 deletions
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23
drivers/bcma/driver_mips.c
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@ -181,34 +181,35 @@ EXPORT_SYMBOL(bcma_cpu_clock);
static void bcma_core_mips_flash_detect(struct bcma_drv_mips *mcore)
{
struct bcma_bus *bus = mcore->core->bus;
struct bcma_drv_cc *cc = &bus->drv_cc;
switch (bus->drv_cc.capabilities & BCMA_CC_CAP_FLASHT) {
switch (cc->capabilities & BCMA_CC_CAP_FLASHT) {
case BCMA_CC_FLASHT_STSER:
case BCMA_CC_FLASHT_ATSER:
bcma_debug(bus, "Found serial flash\n");
bcma_sflash_init(&bus->drv_cc);
bcma_sflash_init(cc);
break;
case BCMA_CC_FLASHT_PARA:
bcma_debug(bus, "Found parallel flash\n");
bus->drv_cc.pflash.present = true;
bus->drv_cc.pflash.window = BCMA_SOC_FLASH2;
bus->drv_cc.pflash.window_size = BCMA_SOC_FLASH2_SZ;
cc->pflash.present = true;
cc->pflash.window = BCMA_SOC_FLASH2;
cc->pflash.window_size = BCMA_SOC_FLASH2_SZ;
if ((bcma_read32(bus->drv_cc.core, BCMA_CC_FLASH_CFG) &
if ((bcma_read32(cc->core, BCMA_CC_FLASH_CFG) &
BCMA_CC_FLASH_CFG_DS) == 0)
bus->drv_cc.pflash.buswidth = 1;
cc->pflash.buswidth = 1;
else
bus->drv_cc.pflash.buswidth = 2;
cc->pflash.buswidth = 2;
break;
default:
bcma_err(bus, "Flash type not supported\n");
}
if (bus->drv_cc.core->id.rev == 38 ||
if (cc->core->id.rev == 38 ||
bus->chipinfo.id == BCMA_CHIP_ID_BCM4706) {
if (bus->drv_cc.capabilities & BCMA_CC_CAP_NFLASH) {
if (cc->capabilities & BCMA_CC_CAP_NFLASH) {
bcma_debug(bus, "Found NAND flash\n");
bcma_nflash_init(&bus->drv_cc);
bcma_nflash_init(cc);
}
}
}