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Sansa AMS: centralize clock settings in clock-target.h

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Reorder system_init() to initialize peripherals not only in bootloader
Use a 65MHz PCLK (and memclk) which will be needed for realtime decoding

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19330 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Rafaël Carré 2008-12-04 20:04:31 +00:00
parent 7ea9e31658
commit 45711ac286
9 changed files with 98 additions and 24 deletions
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3
firmware/target/arm/as3525/as3525-codec.c
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@ -38,6 +38,7 @@
*/
#include "ascodec-target.h"
#include "clock-target.h"
#include "kernel.h"
#include "as3525.h"
@ -68,7 +69,7 @@ void ascodec_init(void)
CGU_PERI |= CGU_I2C_AUDIO_MASTER_CLOCK_ENABLE;
/* prescaler for i2c clock */
I2C2_CPSR0 = 60; /* 24 MHz / 400 kHz */
I2C2_CPSR0 = CLK_DIV(AS3525_PCLK_FREQ, AS3525_I2C_FREQ);
I2C2_CPSR1 = 0; /* MSB */
/* set i2c slave address of codec part */