diff options
Diffstat (limited to 'sys/arm/at91/at91sam9g20.c')
| -rw-r--r-- | sys/arm/at91/at91sam9g20.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/sys/arm/at91/at91sam9g20.c b/sys/arm/at91/at91sam9g20.c index 4acedae..61d9ac4 100644 --- a/sys/arm/at91/at91sam9g20.c +++ b/sys/arm/at91/at91sam9g20.c @@ -176,6 +176,30 @@ at91_cpu_add_builtin_children(device_t dev) } } +static uint32_t +at91_pll_outa(int freq) +{ + + switch (freq / 10000000) { + case 747 ... 801: return ((1 << 29) | (0 << 14)); + case 697 ... 746: return ((1 << 29) | (1 << 14)); + case 647 ... 696: return ((1 << 29) | (2 << 14)); + case 597 ... 646: return ((1 << 29) | (3 << 14)); + case 547 ... 596: return ((1 << 29) | (1 << 14)); + case 497 ... 546: return ((1 << 29) | (2 << 14)); + case 447 ... 496: return ((1 << 29) | (3 << 14)); + case 397 ... 446: return ((1 << 29) | (4 << 14)); + default: return (1 << 29); + } +} + +static uint32_t +at91_pll_outb(int freq) +{ + + return (0); +} + static void at91_identify(driver_t *drv, device_t parent) { @@ -284,6 +308,7 @@ at91_attach(device_t dev) clk->pll_mul_mask = SAM9G20_PLL_A_MUL_MASK; clk->pll_div_shift = SAM9G20_PLL_A_DIV_SHIFT; clk->pll_div_mask = SAM9G20_PLL_A_DIV_MASK; + clk->set_outb = at91_pll_outa; at91_pmc_clock_deref(clk); clk = at91_pmc_clock_ref("pllb"); @@ -295,6 +320,7 @@ at91_attach(device_t dev) clk->pll_mul_mask = SAM9G20_PLL_B_MUL_MASK; clk->pll_div_shift = SAM9G20_PLL_B_DIV_SHIFT; clk->pll_div_mask = SAM9G20_PLL_B_DIV_MASK; + clk->set_outb = at91_pll_outb; at91_pmc_clock_deref(clk); return (0); } |
