[PATCH v3 05/13] clk: at91: only disable available IRQs

From: Alexandre Belloni
Date: Fri Dec 04 2015 - 12:10:57 EST


From: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxxxxxxx>

Only disable available IRQs in case writing to a reserved bit has a harmful
effect.

Signed-off-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxxxxxxxxx>
---
drivers/clk/at91/pmc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/clk/at91/pmc.c b/drivers/clk/at91/pmc.c
index 296d20a29c6c..2f8b9503176f 100644
--- a/drivers/clk/at91/pmc.c
+++ b/drivers/clk/at91/pmc.c
@@ -296,7 +296,7 @@ static int __init atmel_pmc_probe(struct platform_device *pdev)
if (!pmc->irqdomain)
return 0;

- regmap_write(pmc->regmap, AT91_PMC_IDR, 0xffffffff);
+ regmap_write(pmc->regmap, AT91_PMC_IDR, pmc->caps->available_irqs);
ret = request_irq(pmc->virq, pmc_irq_handler,
IRQF_SHARED | IRQF_COND_SUSPEND, "pmc", pmc);
if (ret)
--
2.5.0

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