OMAP4 GPMC IRQ is not same as OMAP3 IRQ. Fix it.
Resolve following warning in OMAP4
[ 0.429290] gpmc: irq-20 could not claim: err -22
Signed-off-by: Balaji T K <balaj...@ti.com>
---
arch/arm/mach-omap2/gpmc.c | 10 ++++++----
1 files changed, 6 insertions(+), 4 deletions(-)
diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c
index d81d536..493505c 100644
--- a/arch/arm/mach-omap2/gpmc.c
+++ b/arch/arm/mach-omap2/gpmc.c
@@ -693,6 +693,7 @@ static int __init gpmc_init(void)
{
u32 l, irq;
int cs, ret = -EINVAL;
+ int gpmc_irq;
char *ck = NULL;
if (cpu_is_omap24xx()) {
@@ -701,12 +702,15 @@ static int __init gpmc_init(void)
l = OMAP2420_GPMC_BASE;
else
l = OMAP34XX_GPMC_BASE;
+ gpmc_irq = INT_34XX_GPMC_IRQ;
} else if (cpu_is_omap34xx()) {
ck = "gpmc_fck";
l = OMAP34XX_GPMC_BASE;
+ gpmc_irq = INT_34XX_GPMC_IRQ;
} else if (cpu_is_omap44xx()) {
ck = "gpmc_ck";
l = OMAP44XX_GPMC_BASE;
+ gpmc_irq = OMAP44XX_IRQ_GPMC;
}
if (WARN_ON(!ck))
@@ -745,11 +749,11 @@ static int __init gpmc_init(void)
irq++;
}
- ret = request_irq(INT_34XX_GPMC_IRQ,
+ ret = request_irq(gpmc_irq,
gpmc_handle_irq, IRQF_SHARED, "gpmc", gpmc_base);
if (ret)
pr_err("gpmc: irq-%d could not claim: err %d\n",
- INT_34XX_GPMC_IRQ, ret);
+ gpmc_irq, ret);
return ret;
}
postcore_initcall(gpmc_init);
@@ -758,8 +762,6 @@ static irqreturn_t gpmc_handle_irq(int irq, void *dev)
{
u8 cs;
- if (irq != INT_34XX_GPMC_IRQ)
- return IRQ_HANDLED;
/* check cs to invoke the irq */
cs = ((gpmc_read_reg(GPMC_PREFETCH_CONFIG1)) >> CS_NUM_SHIFT) & 0x7;
if (OMAP_GPMC_IRQ_BASE+cs <= OMAP_GPMC_IRQ_END)
--
1.7.0.4
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