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authorDong Aisheng <dong.aisheng@linaro.org>2012-04-17 15:00:46 +0800
committerLinus Walleij <linus.walleij@linaro.org>2012-04-18 13:53:13 +0200
commitdcb5dbc305b975cccf40942feba40964069541d3 (patch)
treef5dc39743766d69ef05b8df844d71758a5ee1dfc /drivers/pinctrl/core.h
parentd0bd8df56ebffe4a5ca42e27aca2a1243c70ed53 (diff)
downloadlinux-dcb5dbc305b975cccf40942feba40964069541d3.tar.bz2
pinctrl: show pin name for pingroups in sysfs
Pin name is more useful to users. After change, when cat pingroups in sysfs, it becomes: root@freescale /sys/kernel/debug/pinctrl/20e0000.iomuxc$ cat pingroups registered pin groups: group: uart4grp-1 pin 219 (MX6Q_PAD_KEY_ROW0) pin 218 (MX6Q_PAD_KEY_COL0) group: usdhc4grp-1 pin 305 (MX6Q_PAD_SD4_CMD) pin 306 (MX6Q_PAD_SD4_CLK) pin 315 (MX6Q_PAD_SD4_DAT0) pin 316 (MX6Q_PAD_SD4_DAT1) pin 317 (MX6Q_PAD_SD4_DAT2) pin 318 (MX6Q_PAD_SD4_DAT3) pin 319 (MX6Q_PAD_SD4_DAT4) pin 320 (MX6Q_PAD_SD4_DAT5) pin 321 (MX6Q_PAD_SD4_DAT6) pin 322 (MX6Q_PAD_SD4_DAT7) Acked-by: Stephen Warren <swarren@wwwdotorg.org> Signed-off-by: Dong Aisheng <dong.aisheng@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/core.h')
-rw-r--r--drivers/pinctrl/core.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/pinctrl/core.h b/drivers/pinctrl/core.h
index 98ae8085e735..1f40ff68a8c4 100644
--- a/drivers/pinctrl/core.h
+++ b/drivers/pinctrl/core.h
@@ -148,6 +148,7 @@ struct pin_desc {
struct pinctrl_dev *get_pinctrl_dev_from_devname(const char *dev_name);
int pin_get_from_name(struct pinctrl_dev *pctldev, const char *name);
+const char *pin_get_name(struct pinctrl_dev *pctldev, const unsigned pin);
int pinctrl_get_group_selector(struct pinctrl_dev *pctldev,
const char *pin_group);