diff options
Diffstat (limited to 'arch/arm/mach-imx/clock-imx27.c')
| -rw-r--r-- | arch/arm/mach-imx/clock-imx27.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/clock-imx27.c b/arch/arm/mach-imx/clock-imx27.c index dc2d7a511d9b..b9a95ed75553 100644 --- a/arch/arm/mach-imx/clock-imx27.c +++ b/arch/arm/mach-imx/clock-imx27.c @@ -22,6 +22,7 @@ #include <linux/io.h> #include <linux/module.h> #include <linux/clkdev.h> +#include <linux/of.h> #include <asm/div64.h> @@ -764,3 +765,20 @@ int __init mx27_clocks_init(unsigned long fref) return 0; } +#ifdef CONFIG_OF +int __init mx27_clocks_init_dt(void) +{ + struct device_node *np; + u32 fref = 26000000; /* default */ + + for_each_compatible_node(np, NULL, "fixed-clock") { + if (!of_device_is_compatible(np, "fsl,imx-osc26m")) + continue; + + if (!of_property_read_u32(np, "clock-frequency", &fref)) + break; + } + + return mx27_clocks_init(fref); +} +#endif |