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path: root/drivers/pinctrl/pinctrl-tegra.c
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Diffstat (limited to 'drivers/pinctrl/pinctrl-tegra.c')
-rw-r--r--drivers/pinctrl/pinctrl-tegra.c80
1 files changed, 12 insertions, 68 deletions
diff --git a/drivers/pinctrl/pinctrl-tegra.c b/drivers/pinctrl/pinctrl-tegra.c
index f6eba9c3c9e..3ac8ad3829e 100644
--- a/drivers/pinctrl/pinctrl-tegra.c
+++ b/drivers/pinctrl/pinctrl-tegra.c
@@ -1,7 +1,7 @@
/*
* Driver for the NVIDIA Tegra pinmux
*
- * Copyright (c) 2011, NVIDIA CORPORATION. All rights reserved.
+ * Copyright (c) 2011-2012, NVIDIA CORPORATION. All rights reserved.
*
* Derived from code:
* Copyright (C) 2010 Google, Inc.
@@ -22,7 +22,8 @@
#include <linux/init.h>
#include <linux/io.h>
#include <linux/module.h>
-#include <linux/of_device.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
#include <linux/pinctrl/machine.h>
#include <linux/pinctrl/pinctrl.h>
#include <linux/pinctrl/pinmux.h>
@@ -31,10 +32,9 @@
#include <mach/pinconf-tegra.h>
+#include "core.h"
#include "pinctrl-tegra.h"
-#define DRIVER_NAME "tegra-pinmux"
-
struct tegra_pmx {
struct device *dev;
struct pinctrl_dev *pctl;
@@ -87,7 +87,7 @@ static void tegra_pinctrl_pin_dbg_show(struct pinctrl_dev *pctldev,
struct seq_file *s,
unsigned offset)
{
- seq_printf(s, " " DRIVER_NAME);
+ seq_printf(s, " %s", dev_name(pctldev->dev));
}
static int reserve_map(struct pinctrl_map **map, unsigned *reserved_maps,
@@ -589,60 +589,29 @@ static struct pinctrl_gpio_range tegra_pinctrl_gpio_range = {
};
static struct pinctrl_desc tegra_pinctrl_desc = {
- .name = DRIVER_NAME,
.pctlops = &tegra_pinctrl_ops,
.pmxops = &tegra_pinmux_ops,
.confops = &tegra_pinconf_ops,
.owner = THIS_MODULE,
};
-static struct of_device_id tegra_pinctrl_of_match[] __devinitdata = {
-#ifdef CONFIG_PINCTRL_TEGRA20
- {
- .compatible = "nvidia,tegra20-pinmux",
- .data = tegra20_pinctrl_init,
- },
-#endif
-#ifdef CONFIG_PINCTRL_TEGRA30
- {
- .compatible = "nvidia,tegra30-pinmux",
- .data = tegra30_pinctrl_init,
- },
-#endif
- {},
-};
-
-static int __devinit tegra_pinctrl_probe(struct platform_device *pdev)
+int __devinit tegra_pinctrl_probe(struct platform_device *pdev,
+ const struct tegra_pinctrl_soc_data *soc_data)
{
- const struct of_device_id *match;
- tegra_pinctrl_soc_initf initf = NULL;
struct tegra_pmx *pmx;
struct resource *res;
int i;
- match = of_match_device(tegra_pinctrl_of_match, &pdev->dev);
- if (match)
- initf = (tegra_pinctrl_soc_initf)match->data;
-#ifdef CONFIG_PINCTRL_TEGRA20
- if (!initf)
- initf = tegra20_pinctrl_init;
-#endif
- if (!initf) {
- dev_err(&pdev->dev,
- "Could not determine SoC-specific init func\n");
- return -EINVAL;
- }
-
pmx = devm_kzalloc(&pdev->dev, sizeof(*pmx), GFP_KERNEL);
if (!pmx) {
dev_err(&pdev->dev, "Can't alloc tegra_pmx\n");
return -ENOMEM;
}
pmx->dev = &pdev->dev;
-
- (*initf)(&pmx->soc);
+ pmx->soc = soc_data;
tegra_pinctrl_gpio_range.npins = pmx->soc->ngpios;
+ tegra_pinctrl_desc.name = dev_name(&pdev->dev);
tegra_pinctrl_desc.pins = pmx->soc->pins;
tegra_pinctrl_desc.npins = pmx->soc->npins;
@@ -697,8 +666,9 @@ static int __devinit tegra_pinctrl_probe(struct platform_device *pdev)
return 0;
}
+EXPORT_SYMBOL_GPL(tegra_pinctrl_probe);
-static int __devexit tegra_pinctrl_remove(struct platform_device *pdev)
+int __devexit tegra_pinctrl_remove(struct platform_device *pdev)
{
struct tegra_pmx *pmx = platform_get_drvdata(pdev);
@@ -707,30 +677,4 @@ static int __devexit tegra_pinctrl_remove(struct platform_device *pdev)
return 0;
}
-
-static struct platform_driver tegra_pinctrl_driver = {
- .driver = {
- .name = DRIVER_NAME,
- .owner = THIS_MODULE,
- .of_match_table = tegra_pinctrl_of_match,
- },
- .probe = tegra_pinctrl_probe,
- .remove = __devexit_p(tegra_pinctrl_remove),
-};
-
-static int __init tegra_pinctrl_init(void)
-{
- return platform_driver_register(&tegra_pinctrl_driver);
-}
-arch_initcall(tegra_pinctrl_init);
-
-static void __exit tegra_pinctrl_exit(void)
-{
- platform_driver_unregister(&tegra_pinctrl_driver);
-}
-module_exit(tegra_pinctrl_exit);
-
-MODULE_AUTHOR("Stephen Warren <swarren@nvidia.com>");
-MODULE_DESCRIPTION("NVIDIA Tegra pinctrl driver");
-MODULE_LICENSE("GPL v2");
-MODULE_DEVICE_TABLE(of, tegra_pinctrl_of_match);
+EXPORT_SYMBOL_GPL(tegra_pinctrl_remove);