summaryrefslogtreecommitdiffstats
path: root/drivers/pinctrl/pinconf-generic.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/pinctrl/pinconf-generic.c')
-rw-r--r--drivers/pinctrl/pinconf-generic.c20
1 files changed, 17 insertions, 3 deletions
diff --git a/drivers/pinctrl/pinconf-generic.c b/drivers/pinctrl/pinconf-generic.c
index 06c304ac6f7..2ad5a8d337b 100644
--- a/drivers/pinctrl/pinconf-generic.c
+++ b/drivers/pinctrl/pinconf-generic.c
@@ -12,6 +12,7 @@
#define pr_fmt(fmt) "generic pinconfig core: " fmt
#include <linux/kernel.h>
+#include <linux/module.h>
#include <linux/init.h>
#include <linux/device.h>
#include <linux/slab.h>
@@ -33,7 +34,7 @@ struct pin_config_item {
#define PCONFDUMP(a, b, c) { .param = a, .display = b, .format = c }
-struct pin_config_item conf_items[] = {
+static struct pin_config_item conf_items[] = {
PCONFDUMP(PIN_CONFIG_BIAS_DISABLE, "input bias disabled", NULL),
PCONFDUMP(PIN_CONFIG_BIAS_HIGH_IMPEDANCE, "input bias high impedance", NULL),
PCONFDUMP(PIN_CONFIG_BIAS_PULL_UP, "input bias pull up", NULL),
@@ -59,7 +60,7 @@ void pinconf_generic_dump_pin(struct pinctrl_dev *pctldev,
if (!ops->is_generic)
return;
- for(i = 0; i < ARRAY_SIZE(conf_items); i++) {
+ for (i = 0; i < ARRAY_SIZE(conf_items); i++) {
unsigned long config;
int ret;
@@ -94,7 +95,7 @@ void pinconf_generic_dump_group(struct pinctrl_dev *pctldev,
if (!ops->is_generic)
return;
- for(i = 0; i < ARRAY_SIZE(conf_items); i++) {
+ for (i = 0; i < ARRAY_SIZE(conf_items); i++) {
unsigned long config;
int ret;
@@ -120,4 +121,17 @@ void pinconf_generic_dump_group(struct pinctrl_dev *pctldev,
}
}
+void pinconf_generic_dump_config(struct pinctrl_dev *pctldev,
+ struct seq_file *s, unsigned long config)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(conf_items); i++) {
+ if (pinconf_to_config_param(config) != conf_items[i].param)
+ continue;
+ seq_printf(s, "%s: 0x%x", conf_items[i].display,
+ pinconf_to_config_argument(config));
+ }
+}
+EXPORT_SYMBOL_GPL(pinconf_generic_dump_config);
#endif