From 9ee6c22331bd8a399a8877df7d8de631bc80032c Mon Sep 17 00:00:00 2001 From: Sankeerth Billakanti Date: Fri, 10 Jan 2020 23:05:22 +0530 Subject: [PATCH] disp: msm: dp: update vswing and pre-emphasis settings for lito Change to update the voltage swing and pre-emphasis settings for lito to support dp phy cts. Change-Id: I97f0b9882291d7d52e10ef4bef6ea6a23780e12a Signed-off-by: Sankeerth Billakanti Signed-off-by: Tatenda Chipeperekwa --- msm/dp/dp_catalog_v420.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/msm/dp/dp_catalog_v420.c b/msm/dp/dp_catalog_v420.c index 10c6801e0934..cc391d172c24 100644 --- a/msm/dp/dp_catalog_v420.c +++ b/msm/dp/dp_catalog_v420.c @@ -247,7 +247,10 @@ static void dp_catalog_ctrl_update_vx_px_v420(struct dp_catalog_ctrl *ctrl, io_data = catalog->io->dp_ahb; version = dp_read(DP_HW_VERSION); - if (version == 0x10020003) { + /* + * For DP controller versions 1.2.3 and 1.2.4 + */ + if ((version == 0x10020003) || (version == 0x10020004)) { if (high) { value0 = dp_swing_hbr2_hbr3[v_level][p_level]; value1 = dp_pre_emp_hbr2_hbr3[v_level][p_level];