diff options
Diffstat (limited to 'arch/arm/mach-at91/armv7/clock.c')
| -rw-r--r-- | arch/arm/mach-at91/armv7/clock.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/armv7/clock.c b/arch/arm/mach-at91/armv7/clock.c index 81e9f69..76fcada 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; @@ -231,6 +236,12 @@ u32 at91_get_periph_generated_clk(u32 id) case AT91_PMC_PCR_GCKCSS_PLLA_CLK: freq = gd->arch.plla_rate_hz; break; + case AT91_PMC_PCR_GCKCSS_UPLL_CLK: + freq = AT91_UTMI_PLL_CLK_FREQ; + break; + case AT91_PMC_PCR_GCKCSS_MCK_CLK: + freq = gd->arch.mck_rate_hz; + break; default: printf("Improper GCK clock source selection!\n"); freq = 0; |