drm/bridge: fix AUX_CMD_SEND bit value for ti, sn65dsi86 bridge

Fix the AUX_CMD_SEND bit for ti,sn65dsi86 bridge chip. With wrong
value the dpcd aux transactions with eDP panel are failing.

Signed-off-by: Sandeep Panda <spanda@codeaurora.org>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20181130092745.4219-1-spanda@codeaurora.org

diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi86.c b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
index 680566d97adcf652b52eb886fe54326d95817d01..10243965ee7c0219737cb6a4e3fa85b728cd1fe4 100644 (file)
--- a/drivers/gpu/drm/bridge/ti-sn65dsi86.c
+++ b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
@@ -54,7 +54,7 @@
 #define SN_AUX_ADDR_7_0_REG                    0x76
 #define SN_AUX_LENGTH_REG                      0x77
 #define SN_AUX_CMD_REG                         0x78
-#define  AUX_CMD_SEND                          BIT(1)
+#define  AUX_CMD_SEND                          BIT(0)
 #define  AUX_CMD_REQ(x)                                ((x) << 4)
 #define SN_AUX_RDATA_REG(x)                    (0x79 + (x))
 #define SN_SSC_CONFIG_REG                      0x93