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driver: mailbox: set clr reg as 0 after receive data

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sof use 0 for clear data.

Signed-off-by: carter.li <carter.li@starfivetech.com>
This commit is contained in:
carter.li 2023-07-27 17:30:10 +08:00 • committed by Justin Hammond
parent 28308dfd29
commit 294085b095
1 changed files with 1 additions and 1 deletions
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2
drivers/mailbox/starfive_mailbox.c
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@ -126,7 +126,7 @@ static irqreturn_t starfive_rx_irq_handler(int irq, void *p)
return IRQ_NONE;
mbox_chan_received_data(chan, (void *)&val);
writel(val, base + MBOX_CLR_REG);
writel(0, base + MBOX_CLR_REG);
return IRQ_HANDLED;
}