diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/powerpc/sysdev/mpc5xxx_clocks.c')
-rw-r--r-- | ANDROID_3.4.5/arch/powerpc/sysdev/mpc5xxx_clocks.c | 34 |
1 files changed, 0 insertions, 34 deletions
diff --git a/ANDROID_3.4.5/arch/powerpc/sysdev/mpc5xxx_clocks.c b/ANDROID_3.4.5/arch/powerpc/sysdev/mpc5xxx_clocks.c deleted file mode 100644 index 96f815a5..00000000 --- a/ANDROID_3.4.5/arch/powerpc/sysdev/mpc5xxx_clocks.c +++ /dev/null @@ -1,34 +0,0 @@ -/** - * mpc5xxx_get_bus_frequency - Find the bus frequency for a device - * @node: device node - * - * Returns bus frequency (IPS on MPC512x, IPB on MPC52xx), - * or 0 if the bus frequency cannot be found. - */ - -#include <linux/kernel.h> -#include <linux/of_platform.h> -#include <linux/export.h> - -unsigned int -mpc5xxx_get_bus_frequency(struct device_node *node) -{ - struct device_node *np; - const unsigned int *p_bus_freq = NULL; - - of_node_get(node); - while (node) { - p_bus_freq = of_get_property(node, "bus-frequency", NULL); - if (p_bus_freq) - break; - - np = of_get_parent(node); - of_node_put(node); - node = np; - } - if (node) - of_node_put(node); - - return p_bus_freq ? *p_bus_freq : 0; -} -EXPORT_SYMBOL(mpc5xxx_get_bus_frequency); |