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  /external/u-boot/arch/arm/include/asm/arch-rockchip/
i2c.h 41 #define I2C_CLKDIV_VAL(divl, divh) \
42 (((divl) & 0xffff) | (((divh) << 16) & 0xffff0000))
  /external/u-boot/drivers/i2c/
rk_i2c.c 34 static inline void rk_i2c_get_div(int div, int *divh, int *divl)
38 *divh = div / 2;
40 *divh = DIV_ROUND_UP(div, 2);
51 int div, divl, divh; local
57 divh = 0;
60 rk_i2c_get_div(div, &divh, &divl);
61 writel(I2C_CLKDIV_VAL(divl, divh), &i2c->regs->clkdiv);
65 debug("set i2c clk div = %d, divh = %d, divl = %d\n", div, divh, divl);

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