diff options
Diffstat (limited to 'drivers/pinctrl/pinctrl-tegra.c')
| -rw-r--r-- | drivers/pinctrl/pinctrl-tegra.c | 80 |
1 files changed, 12 insertions, 68 deletions
diff --git a/drivers/pinctrl/pinctrl-tegra.c b/drivers/pinctrl/pinctrl-tegra.c index f6eba9c..3ac8ad3 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); |