diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/sky2.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index 1593ed49e8f..1aa1f331670 100644 --- a/drivers/net/sky2.c +++ b/drivers/net/sky2.c @@ -3035,11 +3035,20 @@ static void sky2_reset(struct sky2_hw *hw) u32 hwe_mask = Y2_HWE_ALL_MASK; /* disable ASF */ - if (hw->chip_id == CHIP_ID_YUKON_EX) { + if (hw->chip_id == CHIP_ID_YUKON_EX + || hw->chip_id == CHIP_ID_YUKON_SUPR) { + sky2_write32(hw, CPU_WDOG, 0); status = sky2_read16(hw, HCU_CCSR); status &= ~(HCU_CCSR_AHB_RST | HCU_CCSR_CPU_RST_MODE | HCU_CCSR_UC_STATE_MSK); + /* + * CPU clock divider shouldn't be used because + * - ASF firmware may malfunction + * - Yukon-Supreme: Parallel FLASH doesn't support divided clocks + */ + status &= ~HCU_CCSR_CPU_CLK_DIVIDE_MSK; sky2_write16(hw, HCU_CCSR, status); + sky2_write32(hw, CPU_WDOG, 0); } else sky2_write8(hw, B28_Y2_ASF_STAT_CMD, Y2_ASF_RESET); sky2_write16(hw, B0_CTST, Y2_ASF_DISABLE); |