pllx_bypass_src mux shouldn't be the parent of pllx clock since it's only valid when when pllx BYPASS bit is set. Thus it is actually one parent of pllx_bypass only.
Instead, pllx parent should be fixed to osc according to reference manual. Other plls have the same issue. e.g. before fix, the pll tree is: osc 6 6 24000000 0 0 pll1_bypass_src 0 0 24000000 0 0 pll1 0 0 792000000 0 0 pll1_bypass 0 0 792000000 0 0 pll1_sys 0 0 792000000 0 0 After the fix, it's: osc 6 6 24000000 0 0 pll1 0 0 792000000 0 0 pll1_bypass 0 0 792000000 0 0 pll1_sys 0 0 792000000 0 0 Signed-off-by: Dong Aisheng <aisheng.d...@nxp.com> --- drivers/clk/imx/clk-imx6ul.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/clk/imx/clk-imx6ul.c b/drivers/clk/imx/clk-imx6ul.c index 67ae3465dd37..bdf4cf807b78 100644 --- a/drivers/clk/imx/clk-imx6ul.c +++ b/drivers/clk/imx/clk-imx6ul.c @@ -130,13 +130,13 @@ static void __init imx6ul_clocks_init(struct device_node *ccm_node) clks[IMX6UL_PLL6_BYPASS_SRC] = imx_clk_mux("pll6_bypass_src", base + 0xe0, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels)); clks[IMX6UL_PLL7_BYPASS_SRC] = imx_clk_mux("pll7_bypass_src", base + 0x20, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels)); - clks[IMX6UL_CLK_PLL1] = imx_clk_pllv3(IMX_PLLV3_SYS, "pll1", "pll1_bypass_src", base + 0x00, 0x7f); - clks[IMX6UL_CLK_PLL2] = imx_clk_pllv3(IMX_PLLV3_GENERIC, "pll2", "pll2_bypass_src", base + 0x30, 0x1); - clks[IMX6UL_CLK_PLL3] = imx_clk_pllv3(IMX_PLLV3_USB, "pll3", "pll3_bypass_src", base + 0x10, 0x3); - clks[IMX6UL_CLK_PLL4] = imx_clk_pllv3(IMX_PLLV3_AV, "pll4", "pll4_bypass_src", base + 0x70, 0x7f); - clks[IMX6UL_CLK_PLL5] = imx_clk_pllv3(IMX_PLLV3_AV, "pll5", "pll5_bypass_src", base + 0xa0, 0x7f); - clks[IMX6UL_CLK_PLL6] = imx_clk_pllv3(IMX_PLLV3_ENET, "pll6", "pll6_bypass_src", base + 0xe0, 0x3); - clks[IMX6UL_CLK_PLL7] = imx_clk_pllv3(IMX_PLLV3_USB, "pll7", "pll7_bypass_src", base + 0x20, 0x3); + clks[IMX6UL_CLK_PLL1] = imx_clk_pllv3(IMX_PLLV3_SYS, "pll1", "osc", base + 0x00, 0x7f); + clks[IMX6UL_CLK_PLL2] = imx_clk_pllv3(IMX_PLLV3_GENERIC, "pll2", "osc", base + 0x30, 0x1); + clks[IMX6UL_CLK_PLL3] = imx_clk_pllv3(IMX_PLLV3_USB, "pll3", "osc", base + 0x10, 0x3); + clks[IMX6UL_CLK_PLL4] = imx_clk_pllv3(IMX_PLLV3_AV, "pll4", "osc", base + 0x70, 0x7f); + clks[IMX6UL_CLK_PLL5] = imx_clk_pllv3(IMX_PLLV3_AV, "pll5", "osc", base + 0xa0, 0x7f); + clks[IMX6UL_CLK_PLL6] = imx_clk_pllv3(IMX_PLLV3_ENET, "pll6", "osc", base + 0xe0, 0x3); + clks[IMX6UL_CLK_PLL7] = imx_clk_pllv3(IMX_PLLV3_USB, "pll7", "osc", base + 0x20, 0x3); clks[IMX6UL_PLL1_BYPASS] = imx_clk_mux_flags("pll1_bypass", base + 0x00, 16, 1, pll1_bypass_sels, ARRAY_SIZE(pll1_bypass_sels), CLK_SET_RATE_PARENT); clks[IMX6UL_PLL2_BYPASS] = imx_clk_mux_flags("pll2_bypass", base + 0x30, 16, 1, pll2_bypass_sels, ARRAY_SIZE(pll2_bypass_sels), CLK_SET_RATE_PARENT); -- 1.9.1