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board/kup/common/pcmcia.c: Fix GCC 4.6 compiler warnings

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Fix:
../common/pcmcia.c: In function 'pcmcia_hardware_enable':
../common/pcmcia.c:23:20: warning: variable 'immap' set but not used
[-Wunused-but-set-variable]
../common/pcmcia.c: In function 'pcmcia_voltage_set':
../common/pcmcia.c:152:20: warning: variable 'immap' set but not used
[-Wunused-but-set-variable]

Signed-off-by: Wolfgang Denk <wd@denx.de>
Cc: Klaus Heydeck <heydeck@kieback-peter.de>
This commit is contained in:
Wolfgang Denk 2011-11-04 15:55:25 +00:00
parent 15979b1483
commit ef744ac92e
1 changed files with 19 additions and 23 deletions
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42
board/kup/common/pcmcia.c
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@ -20,7 +20,6 @@
int pcmcia_hardware_enable(int slot)
{
volatile immap_t *immap;
volatile cpm8xx_t *cp;
volatile pcmconf8xx_t *pcmp;
volatile sysconf8xx_t *sysp;
@ -30,15 +29,14 @@ int pcmcia_hardware_enable(int slot)
udelay(10000);
immap = (immap_t *)CONFIG_SYS_IMMR;
sysp = (sysconf8xx_t *)(&(((immap_t *)CONFIG_SYS_IMMR)->im_siu_conf));
pcmp = (pcmconf8xx_t *)(&(((immap_t *)CONFIG_SYS_IMMR)->im_pcmcia));
cp = (cpm8xx_t *)(&(((immap_t *)CONFIG_SYS_IMMR)->im_cpm));
/*
* Configure SIUMCR to enable PCMCIA port B
* (VFLS[0:1] are not used for debugging, we connect FRZ# instead)
*/
* Configure SIUMCR to enable PCMCIA port B
* (VFLS[0:1] are not used for debugging, we connect FRZ# instead)
*/
sysp->sc_siumcr &= ~SIUMCR_DBGC11; /* set DBGC to 00 */
/* clear interrupt state, and disable interrupts */
@ -46,9 +44,9 @@ int pcmcia_hardware_enable(int slot)
pcmp->pcmc_per &= ~PCMCIA_MASK(slot);
/*
* Disable interrupts, DMA, and PCMCIA buffers
* (isolate the interface) and assert RESET signal
*/
* Disable interrupts, DMA, and PCMCIA buffers
* (isolate the interface) and assert RESET signal
*/
debug ("Disable PCMCIA buffers and assert RESET\n");
reg = 0;
reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */
@ -57,9 +55,9 @@ int pcmcia_hardware_enable(int slot)
udelay(2500);
/*
* Configure Port B pins for
* 3 Volts enable
*/
* Configure Port B pins for
* 3 Volts enable
*/
if (slot) { /* Slot A is built-in */
cp->cp_pbdir |= KUP4K_PCMCIA_B_3V3;
cp->cp_pbpar &= ~KUP4K_PCMCIA_B_3V3;
@ -67,8 +65,8 @@ int pcmcia_hardware_enable(int slot)
cp->cp_pbdat |= KUP4K_PCMCIA_B_3V3; /* active low */
}
/*
* Make sure there is a card in the slot, then configure the interface.
*/
* Make sure there is a card in the slot, then configure the interface.
*/
udelay(10000);
debug ("[%d] %s: PIPR(%p)=0x%x\n",
__LINE__,__FUNCTION__,
@ -79,8 +77,8 @@ int pcmcia_hardware_enable(int slot)
}
/*
* Power On.
*/
* Power On.
*/
printf("%s Slot %c:", slot ? "" : "\n", 'A' + slot);
mask = PCMCIA_VS1(slot) | PCMCIA_VS2(slot);
reg = pcmp->pcmc_pipr;
@ -149,7 +147,6 @@ int pcmcia_hardware_disable(int slot)
int pcmcia_voltage_set(int slot, int vcc, int vpp)
{
volatile immap_t *immap;
volatile cpm8xx_t *cp;
volatile pcmconf8xx_t *pcmp;
u_long reg;
@ -162,14 +159,13 @@ int pcmcia_voltage_set(int slot, int vcc, int vpp)
if (!slot) /* Slot A is not configurable */
return 0;
immap = (immap_t *)CONFIG_SYS_IMMR;
pcmp = (pcmconf8xx_t *)(&(((immap_t *)CONFIG_SYS_IMMR)->im_pcmcia));
cp = (cpm8xx_t *)(&(((immap_t *)CONFIG_SYS_IMMR)->im_cpm));
/*
* Disable PCMCIA buffers (isolate the interface)
* and assert RESET signal
*/
* Disable PCMCIA buffers (isolate the interface)
* and assert RESET signal
*/
debug ("Disable PCMCIA buffers and assert RESET\n");
reg = PCMCIA_PGCRX(slot);
reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */
@ -179,9 +175,9 @@ int pcmcia_voltage_set(int slot, int vcc, int vpp)
debug ("PCMCIA power OFF\n");
/*
* Configure Port B pins for
* 3 Volts enable
*/
* Configure Port B pins for
* 3 Volts enable
*/
cp->cp_pbdir |= KUP4K_PCMCIA_B_3V3;
cp->cp_pbpar &= ~KUP4K_PCMCIA_B_3V3;
/* remove all power */