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/* Unlock kick registers (necessary on C6748) */
HWREG(SOC_SYSCFG_0_REGS + SYSCFG0_KICK0R) = SYSCFG_KICK0R_UNLOCK;
HWREG(SOC_SYSCFG_0_REGS + SYSCFG0_KICK1R) = SYSCFG_KICK1R_UNLOCK;
HWREG(SOC_SYSCFG_0_REGS + SYSCFG0_SUSPSRC) &= SYSCFG_SUSPSRC_I2C0SRC |
SYSCFG_SUSPSRC_UART2SRC |
SYSCFG_SUSPSRC_SPI1SRC |
SYSCFG_SUSPSRC_TIMER64P_0SRC;
/* Set the PLL0 to generate 300MHz for ARM */
PLL0Init(PLL_CLK_SRC, PLL0_MUL, PLL0_PREDIV, PLL0_POSTDIV,
PLL0_DIV1,PLL0_DIV3, PLL0_DIV7);
/* DDR Initialization */
PLL1Init(PLL1_MUL, PLL1_POSTDIV, PLL1_DIV1,PLL1_DIV2, PLL1_DIV3);
DDRInit();
如何改为456M????????
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