From 4390e622602f11a1dc17e1749bdc6c88675d9659 Mon Sep 17 00:00:00 2001 From: Nicolin Chen Date: Fri, 13 Dec 2013 23:37:52 +0800 Subject: ARM: imx6: Derive spdif clock from pll3_pfd3_454m SPDIF can derive a TX clock for playback from one of its clock sources -- spdif root clock to match its supporting sample rates. So this patch set the spdif root clock's parent to pll3_pfd3_454m since the pll3_pfd3_454m can approximately meet its sample rate requirement. Signed-off-by: Nicolin Chen Signed-off-by: Shawn Guo --- arch/arm/mach-imx/clk-imx6q.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'arch/arm/mach-imx/clk-imx6q.c') diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index 74ecceb4b5f4..af2e582d2b74 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -475,6 +475,9 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) if (ret) pr_warn("failed to set up CLKO: %d\n", ret); + /* Audio-related clocks configuration */ + clk_set_parent(clk[spdif_sel], clk[pll3_pfd3_454m]); + /* All existing boards with PCIe use LVDS1 */ if (IS_ENABLED(CONFIG_PCI_IMX6)) clk_set_parent(clk[lvds1_sel], clk[sata_ref]); -- cgit v1.2.3