61 lines
2.0 KiB
Diff
61 lines
2.0 KiB
Diff
From 98d06bc9e2a2f534aaaf4229aaf871e394234d20 Mon Sep 17 00:00:00 2001
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From: John Crispin <blogic@openwrt.org>
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Date: Wed, 30 Jan 2013 20:13:09 +0100
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Subject: [PATCH 13/40] PINCTRL: lantiq: add functionality to
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falcon_pinconf_dbg_show
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The current code only has a stub for falcon_pinconf_dbg_show. This patch adds
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proper functionality.
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Signed-off-by: Thomas Langer <thomas.langer@lantiq.com>
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Signed-off-by: John Crispin <blogic@openwrt.org>
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---
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drivers/pinctrl/pinctrl-falcon.c | 31 +++++++++++++++++++++++++++++++
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1 file changed, 31 insertions(+)
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diff --git a/drivers/pinctrl/pinctrl-falcon.c b/drivers/pinctrl/pinctrl-falcon.c
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index c5a9868..4a0d54a 100644
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--- a/drivers/pinctrl/pinctrl-falcon.c
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+++ b/drivers/pinctrl/pinctrl-falcon.c
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@@ -315,6 +315,37 @@ static int falcon_pinconf_set(struct pinctrl_dev *pctrldev,
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static void falcon_pinconf_dbg_show(struct pinctrl_dev *pctrldev,
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struct seq_file *s, unsigned offset)
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{
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+ unsigned long config;
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+ struct pin_desc *desc;
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+
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+ struct ltq_pinmux_info *info = pinctrl_dev_get_drvdata(pctrldev);
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+ int port = PORT(offset);
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+
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+ seq_printf(s, " (port %d) mux %d -- ", port,
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+ pad_r32(info->membase[port], LTQ_PADC_MUX(PORT_PIN(offset))));
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+
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+ config = LTQ_PINCONF_PACK(LTQ_PINCONF_PARAM_PULL, 0);
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+ if (!falcon_pinconf_get(pctrldev, offset, &config))
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+ seq_printf(s, "pull %d ",
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+ (int)LTQ_PINCONF_UNPACK_ARG(config));
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+
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+ config = LTQ_PINCONF_PACK(LTQ_PINCONF_PARAM_DRIVE_CURRENT, 0);
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+ if (!falcon_pinconf_get(pctrldev, offset, &config))
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+ seq_printf(s, "drive-current %d ",
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+ (int)LTQ_PINCONF_UNPACK_ARG(config));
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+
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+ config = LTQ_PINCONF_PACK(LTQ_PINCONF_PARAM_SLEW_RATE, 0);
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+ if (!falcon_pinconf_get(pctrldev, offset, &config))
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+ seq_printf(s, "slew-rate %d ",
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+ (int)LTQ_PINCONF_UNPACK_ARG(config));
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+
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+ desc = pin_desc_get(pctrldev, offset);
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+ if (desc) {
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+ if (desc->gpio_owner)
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+ seq_printf(s, " owner: %s", desc->gpio_owner);
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+ } else {
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+ seq_printf(s, " not registered");
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+ }
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}
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static void falcon_pinconf_group_dbg_show(struct pinctrl_dev *pctrldev,
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--
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1.7.10.4
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