diff options
| author | John Crispin <blogic@openwrt.org> | 2013-02-01 13:05:03 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2013-02-05 16:17:25 +0100 |
| commit | c58bdc36bc111cf3d8f1a27b68899ea3caf2e12b (patch) | |
| tree | cf5cbf4ea0beea7482fd669faade5102174f25e8 /drivers/pinctrl | |
| parent | 77ef406272095691e84c85bebef0b225b5096e8d (diff) | |
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>
Diffstat (limited to 'drivers/pinctrl')
| -rw-r--r-- | drivers/pinctrl/pinctrl-falcon.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/pinctrl/pinctrl-falcon.c b/drivers/pinctrl/pinctrl-falcon.c index c5a986855e17..4a0d54a08890 100644 --- a/drivers/pinctrl/pinctrl-falcon.c +++ b/drivers/pinctrl/pinctrl-falcon.c @@ -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, |