diff options
| -rw-r--r-- | arch/arm/mach-at91/armv7/clock.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/armv7/clock.c b/arch/arm/mach-at91/armv7/clock.c index 81e9f69c94..27372b3f31 100644 --- a/arch/arm/mach-at91/armv7/clock.c +++ b/arch/arm/mach-at91/armv7/clock.c @@ -162,6 +162,11 @@ int at91_enable_periph_generated_clk(u32 id, u32 clk_source, u32 div) if (div > 0xff) return -EINVAL; + if (clk_source == GCK_CSS_UPLL_CLK) { + if (at91_upll_clk_enable()) + return -ENODEV; + } + writel(id, &pmc->pcr); regval = readl(&pmc->pcr); regval &= ~AT91_PMC_PCR_GCKCSS; |
