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pinctrl-uclass: convert to use live dt

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Use live dt interface for pinctrl_select_state_full()

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
This commit is contained in:
Kever Yang 2018-02-09 10:56:24 +08:00 committed by Simon Glass
parent d255fade66
commit 1e656ad08c
1 changed files with 5 additions and 14 deletions
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19
drivers/pinctrl/pinctrl-uclass.c
View file

@ -12,6 +12,7 @@
#include <dm/lists.h>
#include <dm/pinctrl.h>
#include <dm/util.h>
#include <dm/of_access.h>
DECLARE_GLOBAL_DATA_PTR;
@ -63,16 +64,13 @@ static int pinctrl_config_one(struct udevice *config)
*/
static int pinctrl_select_state_full(struct udevice *dev, const char *statename)
{
const void *fdt = gd->fdt_blob;
int node = dev_of_offset(dev);
char propname[32]; /* long enough */
const fdt32_t *list;
uint32_t phandle;
int config_node;
struct udevice *config;
int state, size, i, ret;
state = fdt_stringlist_search(fdt, node, "pinctrl-names", statename);
state = dev_read_stringlist_search(dev, "pinctrl-names", statename);
if (state < 0) {
char *end;
/*
@ -85,22 +83,15 @@ static int pinctrl_select_state_full(struct udevice *dev, const char *statename)
}
snprintf(propname, sizeof(propname), "pinctrl-%d", state);
list = fdt_getprop(fdt, node, propname, &size);
list = dev_read_prop(dev, propname, &size);
if (!list)
return -EINVAL;
size /= sizeof(*list);
for (i = 0; i < size; i++) {
phandle = fdt32_to_cpu(*list++);
config_node = fdt_node_offset_by_phandle(fdt, phandle);
if (config_node < 0) {
dev_err(dev, "prop %s index %d invalid phandle\n",
propname, i);
return -EINVAL;
}
ret = uclass_get_device_by_of_offset(UCLASS_PINCONFIG,
config_node, &config);
ret = uclass_get_device_by_phandle_id(UCLASS_PINCONFIG, phandle,
&config);
if (ret)
return ret;