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phy: rockchip-samsung-hdptx-hdmi: Reset apb when disable phy

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Signed-off-by: Algea Cao <algea.cao@rock-chips.com>
Change-Id: I85cd210e2f22a7e8a3bbbf5b468adbf0160a676c
This commit is contained in:
Algea Cao
2022-03-21 17:50:40 +08:00
committed by Tao Huang
parent 6ec9dad4d4
commit a63d297ffd
1 changed files with 8 additions and 2 deletions
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10
drivers/phy/rockchip/phy-rockchip-samsung-hdptx-hdmi.c
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@@ -1023,10 +1023,15 @@ static void hdptx_phy_disable(struct rockchip_hdptx_phy *hdptx)
{
u32 val;
/* reset phy and apb, or phy locked flag may keep 1 */
reset_control_assert(hdptx->phy_reset);
udelay(20);
reset_control_deassert(hdptx->phy_reset);
reset_control_assert(hdptx->apb_reset);
udelay(20);
reset_control_deassert(hdptx->apb_reset);
hdptx_write(hdptx, LANE_REG0300, 0x82);
hdptx_write(hdptx, SB_REG010F, 0xc1);
hdptx_write(hdptx, SB_REG0110, 0x1);
@@ -1973,9 +1978,10 @@ static int rockchip_hdptx_phy_power_off(struct phy *phy)
if (hdptx->count)
return 0;
if (hdptx_grf_read(hdptx, GRF_HDPTX_STATUS) & HDPTX_O_PLL_LOCK_DONE)
hdptx_phy_disable(hdptx);
if (!(hdptx_grf_read(hdptx, GRF_HDPTX_STATUS) & HDPTX_O_PLL_LOCK_DONE))
return 0;
hdptx_phy_disable(hdptx);
clk_bulk_disable(hdptx->nr_clks, hdptx->clks);
return 0;