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add ar7-2.6 fixes by Stefan Weil

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7487 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd
2007-06-04 09:46:30 +00:00
parent e799c14a2d
commit 7fff341bb3
8 changed files with 56 additions and 24 deletions
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12
target/linux/ar7-2.6/files/arch/mips/ar7/clock.c
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@@ -174,10 +174,12 @@ static int tnetd7300_get_clock(u32 shift, struct tnetd7300_clock *clock,
{
int product;
int base_clock = ar7_ref_clock;
int prediv = ((clock->ctrl & PREDIV_MASK) >> PREDIV_SHIFT) + 1;
int postdiv = (clock->ctrl & POSTDIV_MASK) + 1;
u32 ctrl = clock->ctrl;
u32 pll = clock->pll;
int prediv = ((ctrl & PREDIV_MASK) >> PREDIV_SHIFT) + 1;
int postdiv = (ctrl & POSTDIV_MASK) + 1;
int divisor = prediv * postdiv;
int mul = ((clock->pll & MUL_MASK) >> MUL_SHIFT) + 1;
int mul = ((pll & MUL_MASK) >> MUL_SHIFT) + 1;
switch ((*bootcr & (BOOT_PLL_SOURCE_MASK << shift)) >> shift) {
case BOOT_PLL_SOURCE_BUS:
@@ -197,10 +199,10 @@ static int tnetd7300_get_clock(u32 shift, struct tnetd7300_clock *clock,
if (*bootcr & BOOT_PLL_BYPASS)
return base_clock / divisor;
if ((clock->pll & PLL_MODE_MASK) == 0)
if ((pll & PLL_MODE_MASK) == 0)
return (base_clock >> (mul / 16 + 1)) / divisor;
if ((clock->pll & (PLL_NDIV | PLL_DIV)) == (PLL_NDIV | PLL_DIV)) {
if ((pll & (PLL_NDIV | PLL_DIV)) == (PLL_NDIV | PLL_DIV)) {
product = (mul & 1) ?
(base_clock * mul) >> 1 :
(base_clock * (mul - 1)) >> 2;