* [PATCH v1] drm/bridge: fix AUX_CMD_SEND bit value for ti, sn65dsi86 bridge
@ 2018-11-30 9:27 Sandeep Panda
[not found] ` <20181130092745.4219-1-spanda-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
0 siblings, 1 reply; 2+ messages in thread
From: Sandeep Panda @ 2018-11-30 9:27 UTC (permalink / raw)
To: dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW,
linux-arm-msm-u79uwXL29TY76Z2rM5mHXA,
freedreno-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW,
devicetree-u79uwXL29TY76Z2rM5mHXA
Cc: ryadav-sgV2jX0FEOL9JmXXK+q4OQ, Sandeep Panda,
abhinavk-sgV2jX0FEOL9JmXXK+q4OQ, robdclark-Re5JQEeQqe8AvxtiuMwx3w,
nganji-sgV2jX0FEOL9JmXXK+q4OQ, seanpaul-F7+t8E8rja9g9hUCZPvPmw,
hoegsberg-F7+t8E8rja9g9hUCZPvPmw, jsanka-sgV2jX0FEOL9JmXXK+q4OQ,
chandanu-sgV2jX0FEOL9JmXXK+q4OQ
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>
---
drivers/gpu/drm/bridge/ti-sn65dsi86.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi86.c b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
index 680566d97adcf..10243965ee7c0 100644
--- 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
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project
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2018-11-30 9:27 [PATCH v1] drm/bridge: fix AUX_CMD_SEND bit value for ti, sn65dsi86 bridge Sandeep Panda
[not found] ` <20181130092745.4219-1-spanda-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2018-11-30 15:49 ` Sean Paul
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