[U-Boot] [PATCH 2/2] pinctrl-uclass: convert to use live dt
Kever Yang
kever.yang at rock-chips.com
Thu Feb 8 13:01:49 UTC 2018
Use live dt interface for pinctrl_select_state_full()
Signed-off-by: Kever Yang <kever.yang at rock-chips.com>
---
drivers/pinctrl/pinctrl-uclass.c | 21 ++++++---------------
1 file changed, 6 insertions(+), 15 deletions(-)
diff --git a/drivers/pinctrl/pinctrl-uclass.c b/drivers/pinctrl/pinctrl-uclass.c
index 114952a..5498ae0 100644
--- a/drivers/pinctrl/pinctrl-uclass.c
+++ b/drivers/pinctrl/pinctrl-uclass.c
@@ -5,13 +5,13 @@
*/
#include <common.h>
-#include <libfdt.h>
#include <linux/err.h>
#include <linux/list.h>
#include <dm.h>
#include <dm/lists.h>
#include <dm/pinctrl.h>
#include <dm/util.h>
+#include <dm/of_access.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -63,16 +63,14 @@ 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 device_node *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;
--
1.9.1
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