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disp: msm: dsi: update PHY configuration to support cphy

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Add support to read cphy boolean flag from panel dtsi
and configure DSI PHY registers accordingly. Update the
bit/byte clock calculation according to cphy specifications.
Update clock parents so that the relevant divider blocks
are configured to support cphy.

Change-Id: Iaca61eec01a488657b086f59910c52f8c79e26a4
Signed-off-by: Chandan Uddaraju <chandanu@codeaurora.org>
Signed-off-by: Yuan Zhao <yzhao@codeaurora.org>
This commit is contained in:
Yuan Zhao
2020-05-07 00:34:24 +08:00
committed by Gerrit - the friendly Code Review server
parent 43069ad44a
commit 5139cad2d4
9 changed files with 240 additions and 35 deletions
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6
msm/dsi/dsi_panel.c
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@@ -1043,6 +1043,7 @@ static int dsi_panel_parse_misc_host_config(struct dsi_host_common_cfg *host,
{
u32 val = 0;
int rc = 0;
bool panel_cphy_mode = false;
rc = utils->read_u32(utils->data, "qcom,mdss-dsi-t-clk-post", &val);
if (!rc) {
@@ -1068,6 +1069,11 @@ static int dsi_panel_parse_misc_host_config(struct dsi_host_common_cfg *host,
host->force_hs_clk_lane = utils->read_bool(utils->data,
"qcom,mdss-dsi-force-clock-lane-hs");
panel_cphy_mode = utils->read_bool(utils->data,
"qcom,panel-cphy-mode");
host->phy_type = panel_cphy_mode ? DSI_PHY_TYPE_CPHY
: DSI_PHY_TYPE_DPHY;
return 0;
}