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Abstract the PortalPlayer AS3514 handling with an "ascodec" API - inspired by the wmcodec API used with the Wolfson codecs. The intention is to implement this API for the AS3525 and then share code with the Sansa V2 ports.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@18940 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Dave Chapman 2008-10-31 00:16:42 +00:00
parent 324816f019
commit 42f77d4eb0
15 changed files with 196 additions and 61 deletions
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6
firmware/target/arm/philips/sa9200/backlight-sa9200.c
View file

@ -23,7 +23,7 @@
#include "system.h"
#include "lcd.h"
#include "backlight.h"
#include "i2c-pp.h"
#include "ascodec.h"
#include "as3514.h"
static unsigned short backlight_brightness = DEFAULT_BRIGHTNESS_SETTING;
@ -46,12 +46,12 @@ void _backlight_on(void)
#ifdef HAVE_LCD_ENABLE
lcd_enable(true); /* power on lcd + visible display */
#endif
pp_i2c_send(AS3514_I2C_ADDR, AS3514_DCDC15, backlight_brightness);
ascodec_write(AS3514_DCDC15, backlight_brightness);
}
void _backlight_off(void)
{
pp_i2c_send(AS3514_I2C_ADDR, AS3514_DCDC15, 0x0);
ascodec_write(AS3514_DCDC15, 0x0);
#ifdef HAVE_LCD_ENABLE
lcd_enable(false); /* power off visible display */
#endif

4
firmware/target/arm/philips/sa9200/power-sa9200.c
View file

@ -36,9 +36,9 @@ void power_off(void)
char byte;
/* Send shutdown command to PMU */
byte = i2c_readbyte(AS3514_I2C_ADDR, AS3514_SYSTEM);
byte = ascodec_read(AS3514_SYSTEM);
byte &= ~0x1;
pp_i2c_send(AS3514_I2C_ADDR, AS3514_SYSTEM, byte);
ascodec_write(AS3514_SYSTEM, byte);
/* Stop interrupts on both cores */
disable_interrupt(IRQ_FIQ_STATUS);