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powerpc/fsl_soc: improve and simplify get_baudrate 

Use of_property_read_u32 instead of the generic of_get_property to
simplify the code. In addition move the declaration of fs_baudrate
into get_baudrate because it's private to this function.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Scott Wood <oss@buserror.net>
This commit is contained in:
Heiner Kallweit 2016-10-29 16:29:04 +02:00 committed by Scott Wood
parent 47a48a9210
commit 0f236988e9
1 changed files with 2 additions and 8 deletions
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10
arch/powerpc/sysdev/fsl_soc.c
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@ -136,10 +136,9 @@ u32 get_brgfreq(void)
EXPORT_SYMBOL(get_brgfreq); EXPORT_SYMBOL(get_brgfreq);
static u32 fs_baudrate = -1;
u32 get_baudrate(void) u32 get_baudrate(void)
{ {
static u32 fs_baudrate = -1;
struct device_node *node; struct device_node *node;
if (fs_baudrate != -1) if (fs_baudrate != -1)
@ -147,12 +146,7 @@ u32 get_baudrate(void)
node = of_find_node_by_type(NULL, "serial"); node = of_find_node_by_type(NULL, "serial");
if (node) { if (node) {
int size; of_property_read_u32(node, "current-speed", &fs_baudrate);
const unsigned int *prop = of_get_property(node,
"current-speed", &size);
if (prop)
fs_baudrate = *prop;
of_node_put(node); of_node_put(node);
} }