evie/android_kernel_oneplus_msm8998
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

msm: mdss: set DSI HS timer value to recommended value

Browse source 
During MDSS DSI controller initialization, program the DSI HS
timer value with the recommended value from the DSI h/w team.
This is needed for proper trigger of DSI HS timeout errors.

Change-Id: Ia83a5abd901ec7d632cb9ad8588249a5a64d4d1f
Signed-off-by: Padmanabhan Komanduru <pkomandu@codeaurora.org>
This commit is contained in:
Padmanabhan Komanduru 2015-03-31 17:26:58 +05:30 • committed by David Keitel
parent 2b17b94038
commit 28276a4f1d
1 changed files with 5 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
drivers/video/fbdev/msm/mdss_dsi_host.c
View file

@ -404,6 +404,11 @@ void mdss_dsi_host_init(struct mdss_panel_data *pdata)
data |= BIT(0);
MIPI_OUTP((ctrl_pdata->ctrl_base) + 0x00cc,
data); /* DSI_EOT_PACKET_CTRL */
/*
* DSI_HS_TIMER_CTRL -> timer resolution = 8 esc clk
* HS TX timeout - 16136 (0x3f08) esc clk
*/
MIPI_OUTP((ctrl_pdata->ctrl_base) + 0x00bc, 0x3fd08);
/* allow only ack-err-status to generate interrupt */