diff options
Diffstat (limited to 'arch/arm/cpu/armv7')
| -rw-r--r-- | arch/arm/cpu/armv7/mx5/clock.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/arch/arm/cpu/armv7/mx5/clock.c b/arch/arm/cpu/armv7/mx5/clock.c index e6eae7eafe..c5a93a08ac 100644 --- a/arch/arm/cpu/armv7/mx5/clock.c +++ b/arch/arm/cpu/armv7/mx5/clock.c @@ -315,16 +315,20 @@ static u32 get_ipg_clk(void) */ static u32 get_ipg_per_clk(void) { - u32 pred1, pred2, podf; + u32 freq, pred1, pred2, podf; if (readl(&mxc_ccm->cbcmr) & MXC_CCM_CBCMR_PERCLK_IPG_CLK_SEL) return get_ipg_clk(); - /* Fixme: not handle what about lpm*/ + + if (readl(&mxc_ccm->cbcmr) & MXC_CCM_CBCMR_PERCLK_LP_APM_CLK_SEL) + freq = get_lp_apm(); + else + freq = get_periph_clk(); podf = readl(&mxc_ccm->cbcdr); pred1 = MXC_CCM_CBCDR_PERCLK_PRED1_RD(podf); pred2 = MXC_CCM_CBCDR_PERCLK_PRED2_RD(podf); podf = MXC_CCM_CBCDR_PERCLK_PODF_RD(podf); - return get_periph_clk() / ((pred1 + 1) * (pred2 + 1) * (podf + 1)); + return freq / ((pred1 + 1) * (pred2 + 1) * (podf + 1)); } /* |