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phy: rockchip: usbdp: support not trigger dp hpd

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If a mux device in DPTX driver, usbdp phy should not trigger
dp hpd. DPTX driver will call phy_set_mode to transfer this
info.

Change-Id: I1d13858a9115a688bd9560eb41a2f86c76e73316
Signed-off-by: Zhang Yubing <yubing.zhang@rock-chips.com>
This commit is contained in:
Zhang Yubing
2024-06-21 14:55:28 +08:00
parent b41a87b16c
commit 09d452118b
1 changed files with 16 additions and 2 deletions
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18
drivers/phy/rockchip/phy-rockchip-usbdp.c
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@@ -181,6 +181,7 @@ struct rockchip_udphy {
u32 dp_aux_din_sel;
bool dp_sink_hpd_sel;
bool dp_sink_hpd_cfg;
bool dp_hpd_disabled;
u8 bw;
int id;
int dp_lanes;
@@ -625,7 +626,8 @@ static int udphy_dp_hpd_event_trigger(struct rockchip_udphy *udphy, bool hpd)
udphy->dp_sink_hpd_sel = true;
udphy->dp_sink_hpd_cfg = hpd;
grfreg_write(udphy->vogrf, &cfg->vogrfcfg[udphy->id].hpd_trigger, hpd);
if (!udphy->dp_hpd_disabled)
grfreg_write(udphy->vogrf, &cfg->vogrfcfg[udphy->id].hpd_trigger, hpd);
return 0;
}
@@ -1319,8 +1321,20 @@ static int rockchip_dp_phy_configure(struct phy *phy,
static int rockchip_dp_phy_set_mode(struct phy *phy, enum phy_mode mode, int submode)
{
struct rockchip_udphy *udphy = phy_get_drvdata(phy);
int ret = 0;
return udphy_dpaux_select(udphy);
switch (submode) {
case 0:
ret = udphy_dpaux_select(udphy);
break;
case 1:
udphy->dp_hpd_disabled = true;
break;
default:
break;
}
return ret;
}
static const struct phy_ops rockchip_dp_phy_ops = {