diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/boot/dts/imx6qdl-sabreauto.dtsi | 2 | ||||
| -rw-r--r-- | arch/arm/mach-imx/clk-imx6q.c | 7 | ||||
| -rw-r--r-- | arch/arm/mach-imx/mach-imx6q.c | 26 |
3 files changed, 31 insertions, 4 deletions
diff --git a/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi b/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi index 95513cd10d4e..d9c3af9f58e9 100644 --- a/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi +++ b/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi @@ -30,7 +30,7 @@ }; clocks { - codec_osc: codec_osc { + codec_osc: anaclk2 { compatible = "fixed-clock"; #clock-cells = <0>; clock-frequency = <24576000>; diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index 9bc6f6166b8e..59ec5fe965fb 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -484,8 +484,10 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk_register_clkdev(clk[ahb], "ahb", NULL); clk_register_clkdev(clk[cko1], "cko1", NULL); clk_register_clkdev(clk[arm], NULL, "cpu0"); - clk_register_clkdev(clk[pll4_post_div], "pll4_post_div", NULL); - clk_register_clkdev(clk[pll4_audio], "pll4_audio", NULL); + clk_register_clkdev(clk[pll4_audio_div], "pll4_audio_div", NULL); + clk_register_clkdev(clk[pll4_sel], "pll4_sel", NULL); + clk_register_clkdev(clk[lvds2_in], "lvds2_in", NULL); + clk_register_clkdev(clk[esai], "esai", NULL); if ((imx_get_soc_revision() != IMX_CHIP_REVISION_1_0) || cpu_is_imx6dl()) { clk_set_parent(clk[ldb_di0_sel], clk[pll5_video_div]); @@ -558,6 +560,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk_set_parent(clk[ssi1_sel], clk[pll4_audio_div]); clk_set_parent(clk[ssi2_sel], clk[pll4_audio_div]); clk_set_parent(clk[ssi3_sel], clk[pll4_audio_div]); + clk_set_parent(clk[esai_sel], clk[pll4_audio_div]); clk_set_parent(clk[spdif_sel], clk[pll3_pfd3_454m]); clk_set_parent(clk[asrc_sel], clk[pll3_usb_otg]); clk_set_rate(clk[asrc_sel], 7500000); diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c index 8dbd402ec3b5..5fb11af5643d 100644 --- a/arch/arm/mach-imx/mach-imx6q.c +++ b/arch/arm/mach-imx/mach-imx6q.c @@ -398,6 +398,28 @@ put_node: of_node_put(np); } +#define ESAI_AUDIO_MCLK 24576000 + +static void __init imx6q_audio_lvds2_init(void) +{ + struct clk *pll4_sel, *lvds2_in, *pll4_audio_div, *esai; + + pll4_audio_div = clk_get_sys(NULL, "pll4_audio_div"); + pll4_sel = clk_get_sys(NULL, "pll4_sel"); + lvds2_in = clk_get_sys(NULL, "lvds2_in"); + esai = clk_get_sys(NULL, "esai"); + if (IS_ERR(pll4_audio_div) || IS_ERR(pll4_sel) || + IS_ERR(lvds2_in) || IS_ERR(esai)) + return; + + if (clk_get_rate(lvds2_in) != ESAI_AUDIO_MCLK) + return; + + clk_set_parent(pll4_sel, lvds2_in); + clk_set_rate(pll4_audio_div, 786432000); + clk_set_rate(esai, ESAI_AUDIO_MCLK); +} + static struct platform_device imx6q_cpufreq_pdev = { .name = "imx6-cpufreq", }; @@ -431,8 +453,10 @@ static void __init imx6q_init_late(void) } if (of_machine_is_compatible("fsl,imx6q-sabreauto") - || of_machine_is_compatible("fsl,imx6dl-sabreauto")) + || of_machine_is_compatible("fsl,imx6dl-sabreauto")) { imx6q_flexcan_fixup_auto(); + imx6q_audio_lvds2_init(); + } } static void __init imx6q_map_io(void) |