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path: root/drivers/pinctrl/tegra/pinctrl-tegra-xusb.c
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Diffstat (limited to 'drivers/pinctrl/tegra/pinctrl-tegra-xusb.c')
-rw-r--r--drivers/pinctrl/tegra/pinctrl-tegra-xusb.c38
1 files changed, 17 insertions, 21 deletions
diff --git a/drivers/pinctrl/tegra/pinctrl-tegra-xusb.c b/drivers/pinctrl/tegra/pinctrl-tegra-xusb.c
index 9d653c24219c..49c5edeba87f 100644
--- a/drivers/pinctrl/tegra/pinctrl-tegra-xusb.c
+++ b/drivers/pinctrl/tegra/pinctrl-tegra-xusb.c
@@ -1,14 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2014, NVIDIA CORPORATION. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
*/
#include <linux/delay.h>
@@ -16,12 +8,15 @@
#include <linux/module.h>
#include <linux/of.h>
#include <linux/phy/phy.h>
-#include <linux/pinctrl/pinctrl.h>
-#include <linux/pinctrl/pinmux.h>
#include <linux/platform_device.h>
#include <linux/reset.h>
+#include <linux/seq_file.h>
#include <linux/slab.h>
+#include <linux/pinctrl/pinconf.h>
+#include <linux/pinctrl/pinctrl.h>
+#include <linux/pinctrl/pinmux.h>
+
#include <dt-bindings/pinctrl/pinctrl-tegra-xusb.h>
#include "../core.h"
@@ -131,7 +126,7 @@ static int tegra_xusb_padctl_get_group_pins(struct pinctrl_dev *pinctrl,
unsigned *num_pins)
{
/*
- * For the tegra-xusb pad controller groups are synonomous
+ * For the tegra-xusb pad controller groups are synonymous
* with lanes/pins and there is always one lane/pin per group.
*/
*pins = &pinctrl->desc->pins[group].number;
@@ -243,20 +238,17 @@ static int tegra_xusb_padctl_dt_node_to_map(struct pinctrl_dev *pinctrl,
{
struct tegra_xusb_padctl *padctl = pinctrl_dev_get_drvdata(pinctrl);
unsigned int reserved_maps = 0;
- struct device_node *np;
int err;
*num_maps = 0;
*maps = NULL;
- for_each_child_of_node(parent, np) {
+ for_each_child_of_node_scoped(parent, np) {
err = tegra_xusb_padctl_parse_subnode(padctl, np, maps,
&reserved_maps,
num_maps);
- if (err < 0) {
- of_node_put(np);
+ if (err < 0)
return err;
- }
}
return 0;
@@ -690,7 +682,7 @@ static const struct phy_ops sata_phy_ops = {
};
static struct phy *tegra_xusb_padctl_xlate(struct device *dev,
- struct of_phandle_args *args)
+ const struct of_phandle_args *args)
{
struct tegra_xusb_padctl *padctl = dev_get_drvdata(dev);
unsigned int index = args->args[0];
@@ -881,7 +873,6 @@ int tegra_xusb_padctl_legacy_probe(struct platform_device *pdev)
{
struct tegra_xusb_padctl *padctl;
const struct of_device_id *match;
- struct resource *res;
struct phy *phy;
int err;
@@ -893,11 +884,16 @@ int tegra_xusb_padctl_legacy_probe(struct platform_device *pdev)
mutex_init(&padctl->lock);
padctl->dev = &pdev->dev;
+ /*
+ * Note that we can't replace this by of_device_get_match_data()
+ * because we need the separate matching table for this legacy code on
+ * Tegra124. of_device_get_match_data() would attempt to use the table
+ * from the updated driver and fail.
+ */
match = of_match_node(tegra_xusb_padctl_of_match, pdev->dev.of_node);
padctl->soc = match->data;
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- padctl->regs = devm_ioremap_resource(&pdev->dev, res);
+ padctl->regs = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(padctl->regs))
return PTR_ERR(padctl->regs);