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https://github.com/brain-hackers/u-boot-brain
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15 lines
393 B
C
15 lines
393 B
C
#include <common.h>
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#include <asm/io.h>
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#include <asm/arch/clock.h>
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#include <asm/arch/imx-regs.h>
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void mxs_set_divcpu(uint8_t clkdiv) {
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struct mxs_clkctrl_regs *clkctrl_regs =
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(struct mxs_clkctrl_regs *)MXS_CLKCTRL_BASE;
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uint32_t clkctrl;
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clkctrl = readl(&clkctrl_regs->hw_clkctrl_cpu);
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clkctrl &= ~0x3F;
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clkctrl |= (clkdiv & 0x3F);
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writel(clkctrl, &clkctrl_regs->hw_clkctrl_cpu);
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}
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