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irqchip: Replace update_bits with write_bits.

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The interrupt status bits are cleared by writing 1, we should force a
write to clear the interrupt without checking if the value has changed.

Fixes: 04f605906f ("irqchip: Add Aspeed SCU interrupt controller")
Signed-off-by: Billy Tsai <billy_tsai@aspeedtech.com>
Change-Id: Iff767d60e21fdcf351737ed6eba29fe1423a91d1
This commit is contained in:
Billy Tsai 2021-11-24 17:37:23 +08:00
parent b4c3b11317
commit c6479866d1
1 changed files with 2 additions and 2 deletions
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4
drivers/irqchip/irq-aspeed-scu-ic.c
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@ -76,8 +76,8 @@ static void aspeed_scu_ic_irq_handler(struct irq_desc *desc)
generic_handle_domain_irq(scu_ic->irq_domain,
bit - scu_ic->irq_shift);
regmap_update_bits(scu_ic->scu, scu_ic->reg, mask,
BIT(bit + ASPEED_SCU_IC_STATUS_SHIFT));
regmap_write_bits(scu_ic->scu, scu_ic->reg, mask,
BIT(bit + ASPEED_SCU_IC_STATUS_SHIFT));
}
chained_irq_exit(chip, desc);