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drm/bridge: synopsys: dw-hdmi: check if hdmi is enabled in uboot

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Include the following commit:
1.update mc_clkdis in dw_hdmi_bind.
2.update more hdmi status in dw_hdmi_bind.
3.Fix hdmi can't display in android.
4.Update criteria to determine whether uboot logo is on.
5.disable phy in dw_hdmi_bind.

Signed-off-by: Algea Cao <algea.cao@rock-chips.com>
Change-Id: I4d1269062b0a4c01d0e82923bf9bb6dad3411387
This commit is contained in:
Algea Cao
2021-08-05 09:23:33 +08:00
parent 3187deef82
commit 3df88e4c8b
1 changed files with 11 additions and 0 deletions
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11
drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
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@@ -3789,6 +3789,17 @@ struct dw_hdmi *dw_hdmi_probe(struct platform_device *pdev,
prod_id1 & HDMI_PRODUCT_ID1_HDCP ? "with" : "without",
hdmi->phy.name);
ret = hdmi_readb(hdmi, HDMI_PHY_STAT0);
if ((ret & HDMI_PHY_TX_PHY_LOCK) && (ret & HDMI_PHY_HPD) &&
hdmi_readb(hdmi, HDMI_FC_EXCTRLDUR)) {
hdmi->mc_clkdis = hdmi_readb(hdmi, HDMI_MC_CLKDIS);
hdmi->disabled = false;
hdmi->bridge_is_on = true;
hdmi->phy.enabled = true;
} else if (ret & HDMI_PHY_TX_PHY_LOCK) {
hdmi->phy.ops->disable(hdmi, hdmi->phy.data);
}
init_hpd_work(hdmi);
dw_hdmi_init_hw(hdmi);