Force selecting PLL-MIPI as TCON0 parent breaks video output on Pinebook
that uses RGB to eDP bridge.
TCON0 clock parent will be selected in the device tree instead.
Fixes: ca1170b69968 ("clk: sunxi-ng: a64: force select PLL_MIPI in TCON0 mux")
Signed-off-by: Vasily Khoruzhick <anarsoul@xxxxxxxxx>
---
drivers/clk/sunxi-ng/ccu-sun50i-a64.c | 11 -----------
1 file changed, 11 deletions(-)
diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-a64.c b/drivers/clk/sunxi-ng/ccu-sun50i-a64.c
index 3a7d61c81667..cc8de0bfbc67 100644
--- a/drivers/clk/sunxi-ng/ccu-sun50i-a64.c
+++ b/drivers/clk/sunxi-ng/ccu-sun50i-a64.c
@@ -534,12 +534,6 @@ static SUNXI_CCU_M_WITH_MUX_GATE(de_clk, "de", de_parents,
0x104, 0, 4, 24, 3, BIT(31),
CLK_SET_RATE_PARENT);
-/*
- * DSI output seems to work only when PLL_MIPI selected. Set it and prevent
- * the mux from reparenting.
- */
-#define SUN50I_A64_TCON0_CLK_REG 0x118
-
static const char * const tcon0_parents[] = { "pll-mipi", "pll-video0-2x" };
static const u8 tcon0_table[] = { 0, 2, };
static SUNXI_CCU_MUX_TABLE_WITH_GATE_CLOSEST(tcon0_clk, "tcon0", tcon0_parents,
@@ -959,11 +953,6 @@ static int sun50i_a64_ccu_probe(struct platform_device *pdev)
writel(0x515, reg + SUN50I_A64_PLL_MIPI_REG);
- /* Set PLL MIPI as parent for TCON0 */
- val = readl(reg + SUN50I_A64_TCON0_CLK_REG);
- val &= ~GENMASK(26, 24);
- writel(val | (0 << 24), reg + SUN50I_A64_TCON0_CLK_REG);
-
ret = devm_sunxi_ccu_probe(&pdev->dev, reg, &sun50i_a64_ccu_desc);
if (ret)
return ret;
--
2.47.1
