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| author | Marcin Bukat <marcin.bukat@gmail.com> | 2010-07-03 21:44:49 +0000 |
|---|---|---|
| committer | Marcin Bukat <marcin.bukat@gmail.com> | 2010-07-03 21:44:49 +0000 |
| commit | 6e40988803609c6cd65e7091e1b58e4a6a5b936d (patch) | |
| tree | b98a36f41e16c73bdc0e112206e5b73e2fe419eb | |
| parent | 64276fc0fff63661a40d8640cc1a08143c80dc72 (diff) | |
| download | rockbox-6e40988803609c6cd65e7091e1b58e4a6a5b936d.tar.gz rockbox-6e40988803609c6cd65e7091e1b58e4a6a5b936d.zip | |
HD200 - Increase ADC clock when boosted. Scan all 4 ADC channels during system tick
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27262 a1c6a512-1295-4272-9138-f99709370657
| -rw-r--r-- | firmware/target/coldfire/mpio/hd200/adc-hd200.c | 8 | ||||
| -rw-r--r-- | firmware/target/coldfire/mpio/hd200/system-hd200.c | 2 |
2 files changed, 5 insertions, 5 deletions
diff --git a/firmware/target/coldfire/mpio/hd200/adc-hd200.c b/firmware/target/coldfire/mpio/hd200/adc-hd200.c index 656d82e721..01b6f531e2 100644 --- a/firmware/target/coldfire/mpio/hd200/adc-hd200.c +++ b/firmware/target/coldfire/mpio/hd200/adc-hd200.c @@ -40,7 +40,7 @@ void ADC(void) { static unsigned char channel IBSS_ATTR; /* read current value */ - adc_data[((channel&0x01)+1)] = ADVALUE; + adc_data[(channel&0x03)] = ADVALUE; /* switch channel * @@ -51,10 +51,10 @@ void ADC(void) channel++; - and_l(~(3<<24),&ADCONFIG); - or_l( ((((channel&0x01)+1) << 8 )|(1<<7))<<16, &ADCONFIG); + and_l(~(0x03<<24),&ADCONFIG); + or_l( (((channel&0x03) << 8 )|(1<<7))<<16, &ADCONFIG); - if ( (channel & 0x01) == 0 ) + if ( (channel & 0x03) == 0 ) /* disable ADC interrupt */ and_l((~(1<<6))<<16,&ADCONFIG); } diff --git a/firmware/target/coldfire/mpio/hd200/system-hd200.c b/firmware/target/coldfire/mpio/hd200/system-hd200.c index 60699e46a9..a6277d0390 100644 --- a/firmware/target/coldfire/mpio/hd200/system-hd200.c +++ b/firmware/target/coldfire/mpio/hd200/system-hd200.c @@ -81,7 +81,7 @@ void cf_set_cpu_frequency(long frequency) IDECONFIG2 = (1<<18)|(1<<16)|(1<<8)|(1<<0); /* TA /CS2 enable + CS2wait */ and_l(~(0x07<<16), &ADCONFIG); - or_l((0x06)<<16, &ADCONFIG); /* adclk = busclk/64 */ + or_l((0x05)<<16, &ADCONFIG); /* adclk = busclk/32 */ break; case CPUFREQ_NORMAL: |