MLK-16114: RPMSG: Fixed ulp can't boot after e12586

Need call MU_Init before call other function

Signed-off-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shenwei Wang <shenwei.wang@nxp.com>

diff --git a/drivers/rpmsg/imx_rpmsg.c b/drivers/rpmsg/imx_rpmsg.c
index d70c87e..49bbd5b 100644 (file)
--- a/drivers/rpmsg/imx_rpmsg.c
+++ b/drivers/rpmsg/imx_rpmsg.c
@@ -477,6 +477,7 @@ static int imx_rpmsg_probe(struct platform_device *pdev)
         * bit26 is used by rpmsg channels.
         * bit0 of MX7ULP_MU_CR used to let m4 to know MU is ready now
         */
+       MU_Init(mu_base);
        if (variant == IMX7ULP) {
                MU_EnableRxFullInt(mu_base, 1);
                MU_SetFn(mu_base, 1);