mailbox: bcm-flexrm-mailbox: Fix FlexRM ring flush timeout issue
RING_CONTROL reg was not written due to wrong address, hence all
the subsequent ring flush was timing out.
Fixes: a371c10ea4
("mailbox: bcm-flexrm-mailbox: Fix FlexRM ring flush sequence")
Signed-off-by: Rayagonda Kokatanur <rayagonda.kokatanur@broadcom.com>
Signed-off-by: Ray Jui <ray.jui@broadcom.com>
Reviewed-by: Scott Branden <scott.branden@broadcom.com>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
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@ -1396,9 +1396,9 @@ static void flexrm_shutdown(struct mbox_chan *chan)
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/* Clear ring flush state */
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timeout = 1000; /* timeout of 1s */
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writel_relaxed(0x0, ring + RING_CONTROL);
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writel_relaxed(0x0, ring->regs + RING_CONTROL);
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do {
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if (!(readl_relaxed(ring + RING_FLUSH_DONE) &
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if (!(readl_relaxed(ring->regs + RING_FLUSH_DONE) &
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FLUSH_DONE_MASK))
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break;
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mdelay(1);
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