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as3525v2: factorize writing to ascodec PMU

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25380 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Rafaël Carré 2010-03-29 13:00:33 +00:00
parent 1bfffbcaaa
commit ba76e2870e
4 changed files with 18 additions and 18 deletions
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9
firmware/target/arm/as3525/ascodec-target.h
View file

@ -73,6 +73,15 @@ void ascodec_init(void);
int ascodec_write(unsigned int index, unsigned int value);
#if CONFIG_CPU == AS3525v2
static inline void ascodec_write_pmu(unsigned int index, unsigned int subreg,
unsigned int value)
{
ascodec_write(AS3543_PMU_ENABLE, 8|subreg);
ascodec_write(index, value);
}
#endif
int ascodec_read(unsigned int index);
int ascodec_readbytes(unsigned int index, unsigned int len, unsigned char *data);

6
firmware/target/arm/as3525/sansa-clipplus/backlight-clip.c
View file

@ -27,8 +27,7 @@
void _backlight_on(void)
{
ascodec_write(0x25, ascodec_read(0x25) | 2); /* lcd power */
ascodec_write(AS3543_PMU_ENABLE, 8|1);
ascodec_write(AS3543_BACKLIGHT, 0x90);
ascodec_write_pmu(AS3543_BACKLIGHT, 1, 0x90);
lcd_enable(true);
}
@ -36,6 +35,5 @@ void _backlight_off(void)
{
lcd_enable(false);
ascodec_write(0x25, ascodec_read(0x25) & ~2); /* lcd power */
ascodec_write(AS3543_PMU_ENABLE, 8|1);
ascodec_write(AS3543_BACKLIGHT, 0x00);
ascodec_write_pmu(AS3543_BACKLIGHT, 1, 0x00);
}

6
firmware/target/arm/as3525/sansa-clipv2/backlight-clipv2.c
View file

@ -27,8 +27,7 @@
void _backlight_on(void)
{
ascodec_write(0x25, ascodec_read(0x25) | 2); /* lcd power */
ascodec_write(AS3543_PMU_ENABLE, 8|1);
ascodec_write(AS3543_BACKLIGHT, 0x90);
ascodec_write_pmu(AS3543_BACKLIGHT, 1, 0x90);
lcd_enable(true);
}
@ -36,8 +35,7 @@ void _backlight_off(void)
{
lcd_enable(false);
ascodec_write(0x25, ascodec_read(0x25) & ~2); /* lcd power */
ascodec_write(AS3543_PMU_ENABLE, 8|1);
ascodec_write(AS3543_BACKLIGHT, 0);
ascodec_write_pmu(AS3543_BACKLIGHT, 1, 0x0);
}
void _buttonlight_on(void)

15
firmware/target/arm/as3525/sansa-fuzev2/backlight-fuzev2.c
View file

@ -30,8 +30,7 @@ int buttonlight_is_on = 0;
void _backlight_set_brightness(int brightness)
{
ascodec_write(AS3543_PMU_ENABLE, 8|2); // sub register
ascodec_write(AS3543_BACKLIGHT, brightness * 10);
ascodec_write_pmu(AS3543_BACKLIGHT, 2, brightness * 10);
}
bool _backlight_init(void)
@ -39,11 +38,9 @@ bool _backlight_init(void)
GPIOB_DIR |= 1<<5; /* for buttonlight, stuff below seems to be needed
for buttonlight as well*/
ascodec_write(AS3543_PMU_ENABLE, 8|1); // sub register
ascodec_write(AS3543_BACKLIGHT, 0x80);
ascodec_write_pmu(AS3543_BACKLIGHT, 1, 0x80);
ascodec_write_pmu(AS3543_BACKLIGHT, 2, backlight_brightness * 10);
ascodec_write(AS3543_PMU_ENABLE, 8|2); // sub register
ascodec_write(AS3543_BACKLIGHT, backlight_brightness * 10);
return true;
}
@ -52,14 +49,12 @@ void _backlight_on(void)
#ifdef HAVE_LCD_ENABLE
lcd_enable(true); /* power on lcd + visible display */
#endif
ascodec_write(AS3543_PMU_ENABLE, 8|1); // sub register
ascodec_write(AS3543_BACKLIGHT, 0x80);
ascodec_write_pmu(AS3543_BACKLIGHT, 1, 0x80);
}
void _backlight_off(void)
{
ascodec_write(AS3543_PMU_ENABLE, 8|1); // sub register
ascodec_write(AS3543_BACKLIGHT, 0);
ascodec_write_pmu(AS3543_BACKLIGHT, 1, 0x0);
#ifdef HAVE_LCD_ENABLE
lcd_enable(false); /* power off visible display */
#endif