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Ondio USB mode works with both internal and external MMC

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@5073 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jörg Hohensohn 2004-09-14 23:06:10 +00:00
parent eb8fef7cce
commit 3f7c508a09
1 changed files with 9 additions and 4 deletions
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13
firmware/drivers/ata_mmc.c
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@ -253,6 +253,11 @@ void ata_enable(bool on)
PBDR |= 0x2000; /* drive PB13 high */
PBIOR |= 0x2000; /* output PB13 */
PBIOR &= ~0x0800; /* high impedance for TxD1 GPIO */
PADR |= 0x0680; /* set all the selects+reset high (=inactive) */
PADR &= ~0x0080; /* assert reset */
sleep(1);
PADR |= 0x0080; /* de-assert reset */
}
}
@ -270,18 +275,18 @@ int ata_init(void)
led(false);
/* Port setup */
PADR |= 0x1600; /* set all the selects high (=inactive) */
PAIOR |= 0x1600; /* make outputs for them */
PADR |= 0x0680; /* set all the selects + reset high (=inactive) */
PAIOR |= 0x1680; /* make outputs for them and the PA12 clock gate */
if(adc_read(ADC_MMC_SWITCH) < 0x200)
{ /* MMC inserted */
PADR &= ~0x1000; /* clear PA12 */
PADR |= 0x0400; /* chip select internal flash */
PADR &= ~0x0400; /* chip select internal flash */
}
else
{ /* no MMC, use internal memory */
PADR |= 0x1000; /* set PA12 */
PADR |= 0x0200; /* chip select external flash */
PADR &= ~0x0200; /* chip select external flash */
}
sleeping = false;