summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorStefan Roese <sr@denx.de>2010-10-04 11:09:40 +0200
committerStefan Roese <sr@denx.de>2010-10-20 10:07:55 +0200
commitf472069fb71c5259594bea200fb4a5ebca04c89a (patch)
tree1d54263b1919f5b69b49a51a39118613b03adbcd
parent11c8dd36edcc82564a19dbd0103302df66d66db0 (diff)
downloadu-boot-imx-f472069fb71c5259594bea200fb4a5ebca04c89a.zip
u-boot-imx-f472069fb71c5259594bea200fb4a5ebca04c89a.tar.gz
u-boot-imx-f472069fb71c5259594bea200fb4a5ebca04c89a.tar.bz2
ppc4xx: Change tsr/tcr macros to upper case
Remove uneccessary functions to access the TCR/TSR registers as well. Signed-off-by: Stefan Roese <sr@denx.de>
-rw-r--r--arch/powerpc/cpu/ppc4xx/cpu_init.c8
-rw-r--r--arch/powerpc/cpu/ppc4xx/interrupts.c7
-rw-r--r--arch/powerpc/cpu/ppc4xx/traps.c11
3 files changed, 5 insertions, 21 deletions
diff --git a/arch/powerpc/cpu/ppc4xx/cpu_init.c b/arch/powerpc/cpu/ppc4xx/cpu_init.c
index 2a727b1..bf208ad 100644
--- a/arch/powerpc/cpu/ppc4xx/cpu_init.c
+++ b/arch/powerpc/cpu/ppc4xx/cpu_init.c
@@ -342,7 +342,7 @@ cpu_init_f (void)
#endif
#if defined(CONFIG_WATCHDOG)
- val = mfspr(tcr);
+ val = mfspr(SPRN_TCR);
#if defined(CONFIG_440EP) || defined(CONFIG_440GR)
val |= 0xb8000000; /* generate system reset after 1.34 seconds */
#elif defined(CONFIG_440EPX)
@@ -354,11 +354,11 @@ cpu_init_f (void)
val &= ~0x30000000; /* clear WRC bits */
val |= CONFIG_SYS_4xx_RESET_TYPE << 28; /* set board specific WRC type */
#endif
- mtspr(tcr, val);
+ mtspr(SPRN_TCR, val);
- val = mfspr(tsr);
+ val = mfspr(SPRN_TSR);
val |= 0x80000000; /* enable watchdog timer */
- mtspr(tsr, val);
+ mtspr(SPRN_TSR, val);
reset_4xx_watchdog();
#endif /* CONFIG_WATCHDOG */
diff --git a/arch/powerpc/cpu/ppc4xx/interrupts.c b/arch/powerpc/cpu/ppc4xx/interrupts.c
index c2d4973..d0bca92 100644
--- a/arch/powerpc/cpu/ppc4xx/interrupts.c
+++ b/arch/powerpc/cpu/ppc4xx/interrupts.c
@@ -67,13 +67,6 @@ static __inline__ void set_pit(unsigned long val)
asm volatile("mtpit %0" : : "r" (val));
}
-
-static __inline__ void set_tcr(unsigned long val)
-{
- asm volatile("mttcr %0" : : "r" (val));
-}
-
-
static __inline__ void set_evpr(unsigned long val)
{
asm volatile("mtevpr %0" : : "r" (val));
diff --git a/arch/powerpc/cpu/ppc4xx/traps.c b/arch/powerpc/cpu/ppc4xx/traps.c
index b5562ad..9baa7a1 100644
--- a/arch/powerpc/cpu/ppc4xx/traps.c
+++ b/arch/powerpc/cpu/ppc4xx/traps.c
@@ -46,15 +46,6 @@ extern unsigned long search_exception_table(unsigned long);
*/
#define END_OF_MEM (gd->bd->bi_memstart + gd->bd->bi_memsize)
-static __inline__ void set_tsr(unsigned long val)
-{
-#if defined(CONFIG_440)
- asm volatile("mtspr 0x150, %0" : : "r" (val));
-#else
- asm volatile("mttsr %0" : : "r" (val));
-#endif
-}
-
static __inline__ unsigned long get_esr(void)
{
unsigned long val;
@@ -364,7 +355,7 @@ DecrementerPITException(struct pt_regs *regs)
/*
* Reset PIT interrupt
*/
- set_tsr(0x08000000);
+ mtspr(SPRN_TSR, 0x08000000);
/*
* Call timer_interrupt routine in interrupts.c