diff options
Diffstat (limited to 'arch/arm/cpu/armv7/sunxi/clock_sun4i.c')
| -rw-r--r-- | arch/arm/cpu/armv7/sunxi/clock_sun4i.c | 35 |
1 files changed, 19 insertions, 16 deletions
diff --git a/arch/arm/cpu/armv7/sunxi/clock_sun4i.c b/arch/arm/cpu/armv7/sunxi/clock_sun4i.c index 49f4032..c3e04af 100644 --- a/arch/arm/cpu/armv7/sunxi/clock_sun4i.c +++ b/arch/arm/cpu/armv7/sunxi/clock_sun4i.c @@ -100,22 +100,23 @@ static struct { unsigned int freq; } pll1_para[] = { /* This array must be ordered by frequency. */ - { PLL1_CFG(16, 0, 0, 0), 384000000 }, - { PLL1_CFG(16, 1, 0, 0), 768000000 }, - { PLL1_CFG(20, 1, 0, 0), 960000000 }, - { PLL1_CFG(21, 1, 0, 0), 1008000000}, - { PLL1_CFG(22, 1, 0, 0), 1056000000}, - { PLL1_CFG(23, 1, 0, 0), 1104000000}, - { PLL1_CFG(24, 1, 0, 0), 1152000000}, - { PLL1_CFG(25, 1, 0, 0), 1200000000}, - { PLL1_CFG(26, 1, 0, 0), 1248000000}, - { PLL1_CFG(27, 1, 0, 0), 1296000000}, - { PLL1_CFG(28, 1, 0, 0), 1344000000}, - { PLL1_CFG(29, 1, 0, 0), 1392000000}, - { PLL1_CFG(30, 1, 0, 0), 1440000000}, { PLL1_CFG(31, 1, 0, 0), 1488000000}, - /* Final catchall entry */ - { PLL1_CFG(31, 1, 0, 0), ~0}, + { PLL1_CFG(30, 1, 0, 0), 1440000000}, + { PLL1_CFG(29, 1, 0, 0), 1392000000}, + { PLL1_CFG(28, 1, 0, 0), 1344000000}, + { PLL1_CFG(27, 1, 0, 0), 1296000000}, + { PLL1_CFG(26, 1, 0, 0), 1248000000}, + { PLL1_CFG(25, 1, 0, 0), 1200000000}, + { PLL1_CFG(24, 1, 0, 0), 1152000000}, + { PLL1_CFG(23, 1, 0, 0), 1104000000}, + { PLL1_CFG(22, 1, 0, 0), 1056000000}, + { PLL1_CFG(21, 1, 0, 0), 1008000000}, + { PLL1_CFG(20, 1, 0, 0), 960000000 }, + { PLL1_CFG(19, 1, 0, 0), 912000000 }, + { PLL1_CFG(16, 1, 0, 0), 768000000 }, + /* Final catchall entry 384MHz*/ + { PLL1_CFG(16, 0, 0, 0), 0 }, + }; void clock_set_pll1(unsigned int hz) @@ -126,10 +127,12 @@ void clock_set_pll1(unsigned int hz) (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; /* Find target frequency */ - while (pll1_para[i].freq < hz) + while (pll1_para[i].freq > hz) i++; hz = pll1_para[i].freq; + if (! hz) + hz = 384000000; /* Calculate system clock divisors */ axi = DIV_ROUND_UP(hz, 432000000); /* Max 450MHz */ |