ENGR00182098 MX6DL 480P packet overflow interrupt can't been clean

Fix it with not SW reset TMDS when clean overflow interrupt on Mx6DL

Signed-off-by: Sandor Yu <R01008@freescale.com>

diff --git a/drivers/video/mxc_hdmi.c b/drivers/video/mxc_hdmi.c
index f486d9a18058a46061f093e0dff223b454d0c872..aea9ffe7db419ba2095402beee63dfab2b5d1171 100644 (file)
--- a/drivers/video/mxc_hdmi.c
+++ b/drivers/video/mxc_hdmi.c
@@ -58,6 +58,7 @@
 
 #include <linux/mfd/mxc-hdmi-core.h>
 #include <mach/mxc_hdmi.h>
+#include <mach/hardware.h>
 
 #define DISPDRV_HDMI   "hdmi"
 #define HDMI_EDID_LEN          512
@@ -1490,7 +1491,8 @@ static void mxc_hdmi_clear_overflow(void)
                hdmi_writeb(val, HDMI_FC_INVIDCONF);
 
        /* TMDS software reset */
-       hdmi_writeb((u8)~HDMI_MC_SWRSTZ_TMDSSWRST_REQ, HDMI_MC_SWRSTZ);
+       if (!cpu_is_mx6dl())
+               hdmi_writeb((u8)~HDMI_MC_SWRSTZ_TMDSSWRST_REQ, HDMI_MC_SWRSTZ);
 }
 
 static void hdmi_enable_overflow_interrupts(void)
@@ -1505,6 +1507,7 @@ static void hdmi_disable_overflow_interrupts(void)
        pr_debug("%s\n", __func__);
        hdmi_writeb(HDMI_IH_MUTE_FC_STAT2_OVERFLOW_MASK,
                    HDMI_IH_MUTE_FC_STAT2);
+       hdmi_writeb(0xff, HDMI_FC_MASK2);
 }
 
 static void mxc_hdmi_notify_fb(struct mxc_hdmi *hdmi)