MT8167 SoC needs an additional clock to be enabled. Add support for the mipi26m clk.
Signed-off-by: Fabien Parent fparent@baylibre.com --- drivers/gpu/drm/mediatek/mtk_dsi.c | 10 ++++++++++ 1 file changed, 10 insertions(+)
diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c index 461643c05689..08786734df8e 100644 --- a/drivers/gpu/drm/mediatek/mtk_dsi.c +++ b/drivers/gpu/drm/mediatek/mtk_dsi.c @@ -193,6 +193,7 @@ struct mtk_dsi { struct clk *engine_clk; struct clk *digital_clk; struct clk *hs_clk; + struct clk *mipi26m;
u32 data_rate;
@@ -653,6 +654,12 @@ static int mtk_dsi_poweron(struct mtk_dsi *dsi) goto err_disable_engine_clk; }
+ ret = clk_prepare_enable(dsi->mipi26m); + if (ret < 0) { + dev_err(dev, "Failed to enable mipi26m clock: %d\n", ret); + goto err_phy_power_off; + } + mtk_dsi_enable(dsi);
if (dsi->driver_data->has_shadow_ctl) @@ -710,6 +717,7 @@ static void mtk_dsi_poweroff(struct mtk_dsi *dsi)
clk_disable_unprepare(dsi->engine_clk); clk_disable_unprepare(dsi->digital_clk); + clk_disable_unprepare(dsi->mipi26m);
phy_power_off(dsi->phy); } @@ -1086,6 +1094,8 @@ static int mtk_dsi_probe(struct platform_device *pdev) goto err_unregister_host; }
+ dsi->mipi26m = devm_clk_get_optional(dev, "mipi26m"); + dsi->hs_clk = devm_clk_get(dev, "hs"); if (IS_ERR(dsi->hs_clk)) { ret = PTR_ERR(dsi->hs_clk);