diff options
Diffstat (limited to 'drivers/clk/imx/clk-imx6sx.c')
| -rw-r--r-- | drivers/clk/imx/clk-imx6sx.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/clk/imx/clk-imx6sx.c b/drivers/clk/imx/clk-imx6sx.c index 3f1502933e..69f8f6f9ca 100644 --- a/drivers/clk/imx/clk-imx6sx.c +++ b/drivers/clk/imx/clk-imx6sx.c @@ -121,6 +121,7 @@ static void __init imx6sx_clocks_init(struct device_node *ccm_node) { struct device_node *np; void __iomem *base; + bool lcdif1_assigned_clk; clk_hw_data = kzalloc(struct_size(clk_hw_data, hws, IMX6SX_CLK_CLK_END), GFP_KERNEL); @@ -498,9 +499,16 @@ static void __init imx6sx_clocks_init(struct device_node *ccm_node) clk_set_parent(hws[IMX6SX_CLK_EIM_SLOW_SEL]->clk, hws[IMX6SX_CLK_PLL2_PFD2]->clk); clk_set_rate(hws[IMX6SX_CLK_EIM_SLOW]->clk, 132000000); - /* set parent clock for LCDIF1 pixel clock */ - clk_set_parent(hws[IMX6SX_CLK_LCDIF1_PRE_SEL]->clk, hws[IMX6SX_CLK_PLL5_VIDEO_DIV]->clk); - clk_set_parent(hws[IMX6SX_CLK_LCDIF1_SEL]->clk, hws[IMX6SX_CLK_LCDIF1_PODF]->clk); + np = of_find_node_by_path("/soc/bus@2200000/spba-bus@2240000/lcdif@2220000"); + lcdif1_assigned_clk = of_find_property(np, "assigned-clock-parents", NULL); + + /* Set parent clock for LCDIF1 pixel clock if not done via devicetree */ + if (!lcdif1_assigned_clk) { + clk_set_parent(hws[IMX6SX_CLK_LCDIF1_PRE_SEL]->clk, + hws[IMX6SX_CLK_PLL5_VIDEO_DIV]->clk); + clk_set_parent(hws[IMX6SX_CLK_LCDIF1_SEL]->clk, + hws[IMX6SX_CLK_LCDIF1_PODF]->clk); + } /* Set the parent clks of PCIe lvds1 and pcie_axi to be pcie ref, axi */ if (clk_set_parent(hws[IMX6SX_CLK_LVDS1_SEL]->clk, hws[IMX6SX_CLK_PCIE_REF_125M]->clk)) |