From 77ed80c9ec415ac8b77336215c1cf2fa26d00689 Mon Sep 17 00:00:00 2001 From: Ye Li Date: Sun, 3 May 2020 22:31:47 +0800 Subject: [PATCH] misc: scu: Increase the timeout for MU communication When power on some sources in Video system, current timeout 10ms is too short and returns before SCU response. So increase the timeout to 1s. Signed-off-by: Ye Li Signed-off-by: Peng Fan --- drivers/misc/imx8/scu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/misc/imx8/scu.c b/drivers/misc/imx8/scu.c index a7654a7..6916b75 100644 --- a/drivers/misc/imx8/scu.c +++ b/drivers/misc/imx8/scu.c @@ -74,7 +74,7 @@ static int mu_hal_receivemsg(struct mu_type *base, u32 reg_index, u32 *msg) assert(reg_index < MU_TR_COUNT); /* Wait RX register to be full. */ - ret = readl_poll_timeout(&base->sr, val, val & mask, 10000); + ret = readl_poll_timeout(&base->sr, val, val & mask, 1000000); if (ret < 0) { printf("%s timeout\n", __func__); return -ETIMEDOUT; -- 2.7.4