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rk29: clock: arm默认频率改为624MHz，有些机器无法跑720MHz

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黄涛
2010-12-06 21:01:55 +08:00
parent 84c83753c0
commit 33977f7b5b
1 changed files with 6 additions and 5 deletions
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11
arch/arm/mach-rk29/clock.c
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@@ -354,8 +354,9 @@ static const struct arm_pll_set arm_pll[] = {
// clk_mhz = 24 * NF / (NR * NO)
// mhz NR NF NO adiv hdiv pdiv
// ARM_PLL(600, 1, 50, 2, 21, 21, 41),
// ARM_PLL(624, 1, 52, 2, 21, 21, 41),
ARM_PLL(720, 1, 60, 2, 21, 21, 41),
ARM_PLL(624, 1, 52, 2, 21, 21, 41),
// ARM_PLL(720, 1, 60, 2, 21, 21, 41),
// ARM_PLL(1008, 1, 42, 1, 31, 21, 41),
// last item, pll power down.
ARM_PLL( 24, 1, 64, 8, 21, 21, 41),
};
@@ -2109,9 +2110,9 @@ void __init rk29_clock_init(void)
rk29_clock_common_init();
printk(KERN_INFO "Clocking rate (apll/dpll/cpll/ppll/core/aclk/hclk/pclk): %ld/%ld/%ld/%ld/%ld/%ld/%ld/%ld MHz\n",
arm_pll_clk.rate / MHZ, ddr_pll_clk.rate / MHZ, codec_pll_clk.rate / MHZ, periph_pll_clk.rate / MHZ,
clk_core.rate / MHZ, aclk_cpu.rate / MHZ, hclk_cpu.rate / MHZ, pclk_cpu.rate / MHZ);
printk(KERN_INFO "Clocking rate (apll/dpll/cpll/ppll/core/aclk_cpu/hclk_cpu/pclk_cpu/aclk_periph/hclk_periph/pclk_periph): %ld/%ld/%ld/%ld/%ld/%ld/%ld/%ld/%ld/%ld/%ld MHz\n",
arm_pll_clk.rate / MHZ, ddr_pll_clk.rate / MHZ, codec_pll_clk.rate / MHZ, periph_pll_clk.rate / MHZ, clk_core.rate / MHZ,
aclk_cpu.rate / MHZ, hclk_cpu.rate / MHZ, pclk_cpu.rate / MHZ, aclk_periph.rate / MHZ, hclk_periph.rate / MHZ, pclk_periph.rate / MHZ);
/*
* Only enable those clocks we will need, let the drivers