[PATCH 07/12] phy: rockchip: samsung-hdptx: Enable lane output in common helper
Cristian Ciocaltea
cristian.ciocaltea at collabora.com
Tue Jul 8 12:35:48 PDT 2025
In preparation to support FRL mode, move the PHY lane output enablement
from the TMDS specific configuration to the common *_post_enable_lane()
helper and make sure it gets turned off in *_phy_disable().
Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea at collabora.com>
---
drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c b/drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c
index 21b8ed427baf338300a0bce813037a54121e9ed9..595aa94eb2dd22acd44c653e51d85ac497a1cc44 100644
--- a/drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c
+++ b/drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c
@@ -830,6 +830,8 @@ static int rk_hdptx_post_enable_lane(struct rk_hdptx_phy *hdptx)
HDPTX_I_BIAS_EN | HDPTX_I_BGR_EN;
regmap_write(hdptx->grf, GRF_HDPTX_CON0, val);
+ regmap_write(hdptx->regmap, LNTOP_REG(0207), 0x0f);
+
ret = regmap_read_poll_timeout(hdptx->grf, GRF_HDPTX_STATUS, val,
(val & HDPTX_O_PHY_RDY) &&
(val & HDPTX_O_PLL_LOCK_DONE),
@@ -883,6 +885,7 @@ static void rk_hdptx_phy_disable(struct rk_hdptx_phy *hdptx)
usleep_range(20, 30);
reset_control_deassert(hdptx->rsts[RST_APB].rstc);
+ regmap_write(hdptx->regmap, LNTOP_REG(0207), 0x0);
regmap_write(hdptx->regmap, LANE_REG(0300), 0x82);
regmap_write(hdptx->regmap, SB_REG(010f), 0xc1);
regmap_write(hdptx->regmap, SB_REG(0110), 0x1);
@@ -1059,7 +1062,6 @@ static int rk_hdptx_tmds_ropll_mode_config(struct rk_hdptx_phy *hdptx)
}
regmap_write(hdptx->regmap, LNTOP_REG(0206), 0x07);
- regmap_write(hdptx->regmap, LNTOP_REG(0207), 0x0f);
rk_hdptx_multi_reg_write(hdptx, rk_hdptx_common_lane_init_seq);
rk_hdptx_multi_reg_write(hdptx, rk_hdptx_tmds_lane_init_seq);
--
2.50.0
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