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Firmware: tweak clock

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This commit is contained in:
ikari 2011-02-08 00:57:47 +01:00
parent 986e37ee06
commit 8f67e742f7
2 changed files with 9 additions and 8 deletions
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5
src/clock.c
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@ -48,9 +48,10 @@ void clock_init() {
*/
enableMainOsc();
setClkSrc(CLKSRC_MAINOSC);
setPLL0MultPrediv(429, 19);
// XXX setPLL0MultPrediv(429, 19);
setPLL0MultPrediv(23, 2);
enablePLL0();
setCCLKDiv(6);
setCCLKDiv(3);
connectPLL0();
}

12
src/config.h
View File

@ -3,12 +3,11 @@
// #define DEBUG_SD
// #define DEBUG_IRQ
#define DEBUG_MSU1
// #define DEBUG_MSU1
#define VER "0.0.1(NSFW)"
#define IN_AHBRAM __attribute__ ((section(".ahbram")))
#define SD_DT_INT_SETUP() do {\
BITBAND(LPC_GPIOINT->IO2IntEnR, SD_DT_BIT) = 1;\
BITBAND(LPC_GPIOINT->IO2IntEnF, SD_DT_BIT) = 1;\
@ -32,13 +31,14 @@
// #define SD_CHANGE_VECT
// #define CONFIG_SD_DATACRC 1
#define CONFIG_UART_NUM 3
#define CONFIG_CPU_FREQUENCY 90315789
// #define CONFIG_CPU_FREQUENCY 90315789
#define CONFIG_CPU_FREQUENCY 92000000
//#define CONFIG_CPU_FREQUENCY 46000000
#define CONFIG_UART_PCLKDIV 1
#define CONFIG_UART_TX_BUF_SHIFT 5
#define CONFIG_UART_TX_BUF_SHIFT 10
#define CONFIG_UART_BAUDRATE 921600
#define CONFIG_UART_DEADLOCKABLE
//#define CONFIG_UART_DEADLOCKABLE
#define SSP_CLK_DIVISOR_FAST 2
#define SSP_CLK_DIVISOR_SLOW 250