openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

pinctrl/lantiq: add functionality to falcon_pinconf_dbg_show 

The current code only has a stub for falcon_pinconf_dbg_show.
This patch adds proper functionality.

Signed-off-by: Thomas Langer <thomas.langer@lantiq.com>
Signed-off-by: John Crispin <blogic@openwrt.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
John Crispin 2013-02-01 13:05:03 +01:00 committed by Linus Walleij
parent 77ef406272
commit c58bdc36bc
1 changed files with 31 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

31
drivers/pinctrl/pinctrl-falcon.c
View File

@ -315,6 +315,37 @@ static int falcon_pinconf_set(struct pinctrl_dev *pctrldev,
static void falcon_pinconf_dbg_show(struct pinctrl_dev *pctrldev,
struct seq_file *s, unsigned offset)
{
unsigned long config;
struct pin_desc *desc;
struct ltq_pinmux_info *info = pinctrl_dev_get_drvdata(pctrldev);
int port = PORT(offset);
seq_printf(s, " (port %d) mux %d -- ", port,
pad_r32(info->membase[port], LTQ_PADC_MUX(PORT_PIN(offset))));
config = LTQ_PINCONF_PACK(LTQ_PINCONF_PARAM_PULL, 0);
if (!falcon_pinconf_get(pctrldev, offset, &config))
seq_printf(s, "pull %d ",
(int)LTQ_PINCONF_UNPACK_ARG(config));
config = LTQ_PINCONF_PACK(LTQ_PINCONF_PARAM_DRIVE_CURRENT, 0);
if (!falcon_pinconf_get(pctrldev, offset, &config))
seq_printf(s, "drive-current %d ",
(int)LTQ_PINCONF_UNPACK_ARG(config));
config = LTQ_PINCONF_PACK(LTQ_PINCONF_PARAM_SLEW_RATE, 0);
if (!falcon_pinconf_get(pctrldev, offset, &config))
seq_printf(s, "slew-rate %d ",
(int)LTQ_PINCONF_UNPACK_ARG(config));
desc = pin_desc_get(pctrldev, offset);
if (desc) {
if (desc->gpio_owner)
seq_printf(s, " owner: %s", desc->gpio_owner);
} else {
seq_printf(s, " not registered");
}
}
static void falcon_pinconf_group_dbg_show(struct pinctrl_dev *pctrldev,