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AMS: consistently use bitclr32/bitset32/bitmod32 for register CCU_IO (instead of using |= or &= )

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29748 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Bertrik Sikken 2011-04-18 21:13:40 +00:00
parent 79c6aca566
commit 8d1d2f8982
3 changed files with 6 additions and 7 deletions
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4
firmware/target/arm/as3525/sansa-fuzev2/button-fuzev2.c
View file

@ -226,7 +226,7 @@ int button_read_device(void)
while(delay--) nop;
bool ccu_io_bit12 = CCU_IO & (1<<12);
CCU_IO &= ~(1<<12);
bitclr32(&CCU_IO, 1<<12);
/* B1 is shared with FM i2c */
bool gpiob_pin0_dir = GPIOB_DIR & (1<<1);
@ -256,7 +256,7 @@ int button_read_device(void)
GPIOB_DIR |= 1<<1;
if(ccu_io_bit12)
CCU_IO |= 1<<12;
bitset32(&CCU_IO, 1<<12);
#ifdef HAS_BUTTON_HOLD
#ifndef BOOTLOADER

7
firmware/target/arm/as3525/sd-as3525.c
View file

@ -564,8 +564,7 @@ int sd_init(void)
bitset32(&CGU_PERI, CGU_NAF_CLOCK_ENABLE);
#ifdef HAVE_MULTIDRIVE
bitset32(&CGU_PERI, CGU_MCI_CLOCK_ENABLE);
bitclr32(&CCU_IO, 1<<3); /* bits 3:2 = 01, xpd is SD interface */
bitset32(&CCU_IO, 1<<2);
bitmod32(&CCU_IO, 1<<2, 3<<2); /* bits 3:2 = 01, xpd is SD interface */
#endif
semaphore_init(&transfer_completion_signal, 1, 0);
@ -970,7 +969,7 @@ void sd_enable(bool on)
#if defined(HAVE_BUTTON_LIGHT) && defined(HAVE_MULTIDRIVE)
/* buttonlight AMSes need a bit of special handling for the buttonlight
* here due to the dual mapping of GPIOD and XPD */
bitset32(&CCU_IO, 1<<2); /* XPD is SD-MCI interface (b3:2 = 01) */
bitmod32(&CCU_IO, 1<<2, 3<<2); /* XPD is SD-MCI interface (b3:2 = 01) */
if (buttonlight_is_on)
GPIOD_DIR &= ~(1<<7);
else
@ -996,7 +995,7 @@ void sd_enable(bool on)
#endif /* defined(HAVE_HOTSWAP) && defined (HAVE_ADJUSTABLE_CPU_VOLTAGE) */
#if defined(HAVE_BUTTON_LIGHT) && defined(HAVE_MULTIDRIVE)
bitclr32(&CCU_IO, 1<<2); /* XPD is general purpose IO (b3:2 = 00) */
bitmod32(&CCU_IO, 0<<2, 3<<2); /* XPD is general purpose IO (b3:2 = 00) */
if (buttonlight_is_on)
_buttonlight_on();
#endif

2
firmware/target/arm/as3525/sd-as3525v2.c
View file

@ -753,7 +753,7 @@ int sd_init(void)
#ifndef SANSA_CLIPV2
/* Configure XPD for SD-MCI interface */
bitset32(&CCU_IO, 1<<2);
bitmod32(&CCU_IO, 1<<2, 3<<2);
#endif
VIC_INT_ENABLE = INTERRUPT_NAND;