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From 98d06bc9e2a2f534aaaf4229aaf871e394234d20 Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Wed, 30 Jan 2013 20:13:09 +0100
Subject: [PATCH 13/40] 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>
---
drivers/pinctrl/pinctrl-falcon.c | 31 +++++++++++++++++++++++++++++++
1 file changed, 31 insertions(+)
--- a/drivers/pinctrl/pinctrl-falcon.c
+++ b/drivers/pinctrl/pinctrl-falcon.c
@@ -315,6 +315,37 @@ static int falcon_pinconf_set(struct pin
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,
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