From 394025ef422bc4a6c4e5040abb41260749e662be Mon Sep 17 00:00:00 2001 From: Shawn Guo Date: Fri, 11 May 2012 13:09:45 +0800 Subject: [PATCH] ARM: imx: add audio codec clk lookup for imx53-qsb On imx53-qsb board, the clk ssi_ext.0 is used as the clock input to audio codec sgtl5000. Signed-off-by: Shawn Guo --- arch/arm/mach-imx/imx53-dt.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/arch/arm/mach-imx/imx53-dt.c b/arch/arm/mach-imx/imx53-dt.c index 4172279b3900..8b002fcd10e7 100644 --- a/arch/arm/mach-imx/imx53-dt.c +++ b/arch/arm/mach-imx/imx53-dt.c @@ -10,6 +10,9 @@ * http://www.gnu.org/copyleft/gpl.html */ +#include +#include +#include #include #include #include @@ -80,6 +83,19 @@ static const struct of_device_id imx53_iomuxc_of_match[] __initconst = { { /* sentinel */ } }; +static void __init imx53_qsb_init(void) +{ + struct clk *clk; + + clk = clk_get_sys(NULL, "ssi_ext1"); + if (IS_ERR(clk)) { + pr_err("failed to get clk ssi_ext1\n"); + return; + } + + clk_register_clkdev(clk, NULL, "0-000a"); +} + static void __init imx53_dt_init(void) { struct device_node *node; @@ -96,6 +112,9 @@ static void __init imx53_dt_init(void) of_node_put(node); } + if (of_machine_is_compatible("fsl,imx53-qsb")) + imx53_qsb_init(); + of_platform_populate(NULL, of_default_bus_match_table, imx53_auxdata_lookup, NULL); } -- 2.39.5