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iPod Nano2g/Classic clickwheel: Configure GPIO pins as Hi-Z while hold switch is engaged

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29276 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Michael Sparmann 2011-02-10 19:13:30 +00:00
parent edfff8a5ef
commit 40e76916cd
1 changed files with 2 additions and 2 deletions
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4
firmware/target/arm/ipod/button-clickwheel.c
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@ -389,7 +389,7 @@ bool button_hold(void)
#if CONFIG_CPU==S5L8701 #if CONFIG_CPU==S5L8701
bool value = (PDAT14 & (1 << 6)) == 0; bool value = (PDAT14 & (1 << 6)) == 0;
if (value) if (value)
PCON15 = (PCON15 & ~0xffff0000) | 0x11110000; PCON15 = PCON15 & ~0xffff0000;
else PCON15 = (PCON15 & ~0xffff0000) | 0x22220000; else PCON15 = (PCON15 & ~0xffff0000) | 0x22220000;
return value; return value;
#elif CONFIG_CPU==S5L8702 #elif CONFIG_CPU==S5L8702
@ -399,7 +399,7 @@ bool button_hold(void)
holdswitch_last_value = (pmu_read(0x87) & 2) == 0; holdswitch_last_value = (pmu_read(0x87) & 2) == 0;
} }
if (holdswitch_last_value) if (holdswitch_last_value)
PCON(14) = (PCON(14) & ~0xffffff00) | 0x11111100; PCON(14) = PCON(14) & ~0xffffff00;
else PCON(14) = (PCON(14) & ~0xffffff00) | 0x22222200; else PCON(14) = (PCON(14) & ~0xffffff00) | 0x22222200;
return holdswitch_last_value; return holdswitch_last_value;
#endif #endif