diff options
| -rw-r--r-- | cpu/arm_cortexa8/mx6/generic.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/cpu/arm_cortexa8/mx6/generic.c b/cpu/arm_cortexa8/mx6/generic.c index 6a98d04..9508284 100644 --- a/cpu/arm_cortexa8/mx6/generic.c +++ b/cpu/arm_cortexa8/mx6/generic.c @@ -209,10 +209,15 @@ static u32 __get_ipg_clk(void) static u32 __get_ipg_per_clk(void) { - u32 podf; + u32 podf, reg; u32 clk_root = __get_ipg_clk(); - podf = __REG(MXC_CCM_CSCMR1) & MXC_CCM_CSCMR1_PERCLK_PODF_MASK; + reg = __REG(MXC_CCM_CSCMR1); +#ifdef CONFIG_MX6SL + if (reg & 0x40) /* PERCLK from 24M OSC */ + clk_root = CONFIG_MX6_HCLK_FREQ; +#endif + podf = reg & MXC_CCM_CSCMR1_PERCLK_PODF_MASK; return clk_root / (podf + 1); } |