devs/foxbox
1
0
Fork 0
forked from len0rd/rockbox
Code Pull requests Activity

Ondio USB mode works, but only with external MMC

Browse source 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@5072 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jörg Hohensohn 2004-09-14 22:27:52 +00:00
parent 7025d835c8
commit eb8fef7cce
1 changed files with 5 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

7
firmware/drivers/ata_mmc.c
View file

@ -242,16 +242,17 @@ int ata_soft_reset(void)
void ata_enable(bool on) void ata_enable(bool on)
{ {
PBCR1 &= ~0x0C00; /* use PB13 as GPIO, if not modified below */ PBCR1 &= ~0x0CC0; /* PB13 and TxD1 become GPIOs, if not modified below */
if (on) if (on)
{ {
/* serial setup */ /* serial setup */
PBCR1 |= 0x0800; /* as SCK1 */ PBCR1 |= 0x0880; /* as SCK1, TxD1 */
} }
else else
{ {
PBDR |= 0x2000; /* drive PB13 high */ PBDR |= 0x2000; /* drive PB13 high */
PBIOR |= 0x2000; /* output PB13 */ PBIOR |= 0x2000; /* output PB13 */
PBIOR &= ~0x0800; /* high impedance for TxD1 GPIO */
} }
} }
@ -275,10 +276,12 @@ int ata_init(void)
if(adc_read(ADC_MMC_SWITCH) < 0x200) if(adc_read(ADC_MMC_SWITCH) < 0x200)
{ /* MMC inserted */ { /* MMC inserted */
PADR &= ~0x1000; /* clear PA12 */ PADR &= ~0x1000; /* clear PA12 */
PADR |= 0x0400; /* chip select internal flash */
} }
else else
{ /* no MMC, use internal memory */ { /* no MMC, use internal memory */
PADR |= 0x1000; /* set PA12 */ PADR |= 0x1000; /* set PA12 */
PADR |= 0x0200; /* chip select external flash */
} }
sleeping = false; sleeping = false;