[v2,10/17] clk: imx: add CLK_SET_RATE_PARENT for lcdif_pixel_src for i.MX7D

Commit Message

Peng Fan (OSS) May 10, 2024, 9:19 a.m. UTC

From: Peng Fan <[e-mail]>

Add flag 'CLK_SET_RATE_PARENT' to 'IMX7D_LCDIF_PIXEL_ROOT_SRC' to
propagate rate changes from LCDIF pixel clock to video PLL to
provide more accurate clock rate for LCDIF pixel clock.

Signed-off-by: Peng Fan <[e-mail]>
---
 drivers/clk/imx/clk-imx7d.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Patch

diff --git a/drivers/clk/imx/clk-imx7d.c b/drivers/clk/imx/clk-imx7d.c
index 1e1296e74835..99adc55e3f5d 100644
--- a/drivers/clk/imx/clk-imx7d.c
+++ b/drivers/clk/imx/clk-imx7d.c
@@ -505,7 +505,7 @@  static void __init imx7d_clocks_init(struct device_node *ccm_node)
 	hws[IMX7D_PCIE_CTRL_ROOT_SRC] = imx_clk_hw_mux2_flags("pcie_ctrl_src", base + 0xa180, 24, 3, pcie_ctrl_sel, ARRAY_SIZE(pcie_ctrl_sel), CLK_SET_PARENT_GATE);
 	hws[IMX7D_PCIE_PHY_ROOT_SRC] = imx_clk_hw_mux2_flags("pcie_phy_src", base + 0xa200, 24, 3, pcie_phy_sel, ARRAY_SIZE(pcie_phy_sel), CLK_SET_PARENT_GATE);
 	hws[IMX7D_EPDC_PIXEL_ROOT_SRC] = imx_clk_hw_mux2_flags("epdc_pixel_src", base + 0xa280, 24, 3, epdc_pixel_sel, ARRAY_SIZE(epdc_pixel_sel), CLK_SET_PARENT_GATE);
-	hws[IMX7D_LCDIF_PIXEL_ROOT_SRC] = imx_clk_hw_mux2_flags("lcdif_pixel_src", base + 0xa300, 24, 3, lcdif_pixel_sel, ARRAY_SIZE(lcdif_pixel_sel), CLK_SET_PARENT_GATE);
+	hws[IMX7D_LCDIF_PIXEL_ROOT_SRC] = imx_clk_hw_mux2_flags("lcdif_pixel_src", base + 0xa300, 24, 3, lcdif_pixel_sel, ARRAY_SIZE(lcdif_pixel_sel), CLK_SET_PARENT_GATE | CLK_SET_RATE_PARENT);
 	hws[IMX7D_MIPI_DSI_ROOT_SRC] = imx_clk_hw_mux2_flags("mipi_dsi_src", base + 0xa380, 24, 3,  mipi_dsi_sel, ARRAY_SIZE(mipi_dsi_sel), CLK_SET_PARENT_GATE);
 	hws[IMX7D_MIPI_CSI_ROOT_SRC] = imx_clk_hw_mux2_flags("mipi_csi_src", base + 0xa400, 24, 3, mipi_csi_sel, ARRAY_SIZE(mipi_csi_sel), CLK_SET_PARENT_GATE);
 	hws[IMX7D_MIPI_DPHY_ROOT_SRC] = imx_clk_hw_mux2_flags("mipi_dphy_src", base + 0xa480, 24, 3, mipi_dphy_sel, ARRAY_SIZE(mipi_dphy_sel), CLK_SET_PARENT_GATE);