diff options
author | Greg Ungerer <gerg@uclinux.org> | 2009-05-19 14:08:47 +1000 |
---|---|---|
committer | Greg Ungerer <gerg@uclinux.org> | 2009-09-16 09:43:50 +1000 |
commit | 5187995f0a9253e915dfee83684eae7b692213e6 (patch) | |
tree | e2dffc82a6c4906a6a8304fc210f7e8f93fdc15b | |
parent | 5938084bd8843490a4493d19fb108df70d87df2d (diff) | |
download | kernel_samsung_crespo-5187995f0a9253e915dfee83684eae7b692213e6.zip kernel_samsung_crespo-5187995f0a9253e915dfee83684eae7b692213e6.tar.gz kernel_samsung_crespo-5187995f0a9253e915dfee83684eae7b692213e6.tar.bz2 |
m68knommu: remove duplicate ColdFire mcf_autovector() code
Each of the ColdFire CPU platform code that used the old style interrupt
controller had its own copy of the mcf_autovector() function. They are all
the same, remove them all and create a single function in the common
coldfire/intc.c code.
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
-rw-r--r-- | arch/m68knommu/platform/5206/config.c | 17 | ||||
-rw-r--r-- | arch/m68knommu/platform/5206e/config.c | 17 | ||||
-rw-r--r-- | arch/m68knommu/platform/5249/config.c | 14 | ||||
-rw-r--r-- | arch/m68knommu/platform/5272/config.c | 7 | ||||
-rw-r--r-- | arch/m68knommu/platform/5307/config.c | 14 | ||||
-rw-r--r-- | arch/m68knommu/platform/5407/config.c | 14 | ||||
-rw-r--r-- | arch/m68knommu/platform/coldfire/intc.c | 27 |
7 files changed, 27 insertions, 83 deletions
diff --git a/arch/m68knommu/platform/5206/config.c b/arch/m68knommu/platform/5206/config.c index f6f7987..481617a 100644 --- a/arch/m68knommu/platform/5206/config.c +++ b/arch/m68knommu/platform/5206/config.c @@ -68,23 +68,6 @@ static void __init m5206_uarts_init(void) /***************************************************************************/ -void mcf_autovector(unsigned int vec) -{ - volatile unsigned char *mbar; - unsigned char icr; - - if ((vec >= 25) && (vec <= 31)) { - vec -= 25; - mbar = (volatile unsigned char *) MCF_MBAR; - icr = MCFSIM_ICR_AUTOVEC | (vec << 3); - *(mbar + MCFSIM_ICR1 + vec) = icr; - vec = 0x1 << (vec + 1); - mcf_setimr(mcf_getimr() & ~vec); - } -} - -/***************************************************************************/ - void mcf_settimericr(unsigned int timer, unsigned int level) { volatile unsigned char *icrp; diff --git a/arch/m68knommu/platform/5206e/config.c b/arch/m68knommu/platform/5206e/config.c index fcf1400..29e565a 100644 --- a/arch/m68knommu/platform/5206e/config.c +++ b/arch/m68knommu/platform/5206e/config.c @@ -69,23 +69,6 @@ static void __init m5206e_uarts_init(void) /***************************************************************************/ -void mcf_autovector(unsigned int vec) -{ - volatile unsigned char *mbar; - unsigned char icr; - - if ((vec >= 25) && (vec <= 31)) { - vec -= 25; - mbar = (volatile unsigned char *) MCF_MBAR; - icr = MCFSIM_ICR_AUTOVEC | (vec << 3); - *(mbar + MCFSIM_ICR1 + vec) = icr; - vec = 0x1 << (vec + 1); - mcf_setimr(mcf_getimr() & ~vec); - } -} - -/***************************************************************************/ - void mcf_settimericr(unsigned int timer, unsigned int level) { volatile unsigned char *icrp; diff --git a/arch/m68knommu/platform/5249/config.c b/arch/m68knommu/platform/5249/config.c index 93d9988..365fb6c 100644 --- a/arch/m68knommu/platform/5249/config.c +++ b/arch/m68knommu/platform/5249/config.c @@ -68,20 +68,6 @@ static void __init m5249_uarts_init(void) /***************************************************************************/ -void mcf_autovector(unsigned int vec) -{ - volatile unsigned char *mbar; - - if ((vec >= 25) && (vec <= 31)) { - mbar = (volatile unsigned char *) MCF_MBAR; - vec = 0x1 << (vec - 24); - *(mbar + MCFSIM_AVR) |= vec; - mcf_setimr(mcf_getimr() & ~vec); - } -} - -/***************************************************************************/ - void mcf_settimericr(unsigned int timer, unsigned int level) { volatile unsigned char *icrp; diff --git a/arch/m68knommu/platform/5272/config.c b/arch/m68knommu/platform/5272/config.c index 5f95fcd..94a66c1 100644 --- a/arch/m68knommu/platform/5272/config.c +++ b/arch/m68knommu/platform/5272/config.c @@ -148,13 +148,6 @@ void mcf_disableall(void) /***************************************************************************/ -void mcf_autovector(unsigned int vec) -{ - /* Everything is auto-vectored on the 5272 */ -} - -/***************************************************************************/ - void mcf_settimericr(int timer, int level) { volatile unsigned long *icrp; diff --git a/arch/m68knommu/platform/5307/config.c b/arch/m68knommu/platform/5307/config.c index 39da9e9..60fe45d 100644 --- a/arch/m68knommu/platform/5307/config.c +++ b/arch/m68knommu/platform/5307/config.c @@ -83,20 +83,6 @@ static void __init m5307_uarts_init(void) /***************************************************************************/ -void mcf_autovector(unsigned int vec) -{ - volatile unsigned char *mbar; - - if ((vec >= 25) && (vec <= 31)) { - mbar = (volatile unsigned char *) MCF_MBAR; - vec = 0x1 << (vec - 24); - *(mbar + MCFSIM_AVR) |= vec; - mcf_setimr(mcf_getimr() & ~vec); - } -} - -/***************************************************************************/ - void mcf_settimericr(unsigned int timer, unsigned int level) { volatile unsigned char *icrp; diff --git a/arch/m68knommu/platform/5407/config.c b/arch/m68knommu/platform/5407/config.c index b41d942..1e8ef74 100644 --- a/arch/m68knommu/platform/5407/config.c +++ b/arch/m68knommu/platform/5407/config.c @@ -74,20 +74,6 @@ static void __init m5407_uarts_init(void) /***************************************************************************/ -void mcf_autovector(unsigned int vec) -{ - volatile unsigned char *mbar; - - if ((vec >= 25) && (vec <= 31)) { - mbar = (volatile unsigned char *) MCF_MBAR; - vec = 0x1 << (vec - 24); - *(mbar + MCFSIM_AVR) |= vec; - mcf_setimr(mcf_getimr() & ~vec); - } -} - -/***************************************************************************/ - void mcf_settimericr(unsigned int timer, unsigned int level) { volatile unsigned char *icrp; diff --git a/arch/m68knommu/platform/coldfire/intc.c b/arch/m68knommu/platform/coldfire/intc.c index c81ab6e..f7a6134 100644 --- a/arch/m68knommu/platform/coldfire/intc.c +++ b/arch/m68knommu/platform/coldfire/intc.c @@ -18,6 +18,33 @@ #include <asm/coldfire.h> #include <asm/mcfsim.h> +/* + * Define the vector numbers for the basic 7 interrupt sources. + * These are often referred to as the "external" interrupts in + * the ColdFire documentation (for the early ColdFire cores at least). + */ +#define EIRQ1 25 +#define EIRQ7 31 + +/* + * Interrupts can be "vectored" on the ColdFire cores that support this old + * interrupt controller. That is, the device raising the interrupt can also + * supply the vector number to interrupt through. The AVR register of the + * interrupt controller enables or disables this for each external interrupt, + * so provide generic support for this. Setting this up is out-of-band for + * the interrupt system API's, and needs to be done by the driver that + * supports this device. Very few devices actually use this. + */ +void mcf_autovector(int irq) +{ + if ((irq >= EIRQ1) && (irq <= EIRQ7)) { + u8 avec; + avec = __raw_readb(MCF_MBAR + MCFSIM_AVR); + avec |= (0x1 << (irq - EIRQ1 + 1)); + __raw_writeb(avec, MCF_MBAR + MCFSIM_AVR); + } +} + static void intc_irq_mask(unsigned int irq) { } |