diff options
Diffstat (limited to 'drivers/pinctrl')
| -rw-r--r-- | drivers/pinctrl/pinctrl-tegra.c | 80 | ||||
| -rw-r--r-- | drivers/pinctrl/pinctrl-tegra.h | 23 | ||||
| -rw-r--r-- | drivers/pinctrl/pinctrl-tegra20.c | 40 | ||||
| -rw-r--r-- | drivers/pinctrl/pinctrl-tegra30.c | 40 |
4 files changed, 89 insertions, 94 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); diff --git a/drivers/pinctrl/pinctrl-tegra.h b/drivers/pinctrl/pinctrl-tegra.h index 782c795..705c007 100644 --- a/drivers/pinctrl/pinctrl-tegra.h +++ b/drivers/pinctrl/pinctrl-tegra.h @@ -139,25 +139,8 @@ struct tegra_pinctrl_soc_data { unsigned ngroups; }; -/** - * tegra_pinctrl_soc_initf() - Retrieve pin controller details for a SoC. - * @soc_data: This pointer must be updated to point at a struct containing - * details of the SoC. - */ -typedef void (*tegra_pinctrl_soc_initf)( - const struct tegra_pinctrl_soc_data **soc_data); - -/** - * tegra20_pinctrl_init() - Retrieve pin controller details for Tegra20 - * @soc_data: This pointer will be updated to point at a struct containing - * details of Tegra20's pin controller. - */ -void tegra20_pinctrl_init(const struct tegra_pinctrl_soc_data **soc_data); -/** - * tegra30_pinctrl_init() - Retrieve pin controller details for Tegra20 - * @soc_data: This pointer will be updated to point at a struct containing - * details of Tegra30's pin controller. - */ -void tegra30_pinctrl_init(const struct tegra_pinctrl_soc_data **soc_data); +int tegra_pinctrl_probe(struct platform_device *pdev, + const struct tegra_pinctrl_soc_data *soc_data); +int tegra_pinctrl_remove(struct platform_device *pdev); #endif diff --git a/drivers/pinctrl/pinctrl-tegra20.c b/drivers/pinctrl/pinctrl-tegra20.c index f69ff96..a74f9a5 100644 --- a/drivers/pinctrl/pinctrl-tegra20.c +++ b/drivers/pinctrl/pinctrl-tegra20.c @@ -1,7 +1,7 @@ /* * Pinctrl data for the NVIDIA Tegra20 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. @@ -17,6 +17,8 @@ * more details. */ +#include <linux/module.h> +#include <linux/of.h> #include <linux/platform_device.h> #include <linux/pinctrl/pinctrl.h> #include <linux/pinctrl/pinmux.h> @@ -2854,7 +2856,39 @@ static const struct tegra_pinctrl_soc_data tegra20_pinctrl = { .ngroups = ARRAY_SIZE(tegra20_groups), }; -void __devinit tegra20_pinctrl_init(const struct tegra_pinctrl_soc_data **soc) +static int __devinit tegra20_pinctrl_probe(struct platform_device *pdev) { - *soc = &tegra20_pinctrl; + return tegra_pinctrl_probe(pdev, &tegra20_pinctrl); } + +static struct of_device_id tegra20_pinctrl_of_match[] __devinitdata = { + { .compatible = "nvidia,tegra20-pinmux", }, + { }, +}; + +static struct platform_driver tegra20_pinctrl_driver = { + .driver = { + .name = "tegra20-pinctrl", + .owner = THIS_MODULE, + .of_match_table = tegra20_pinctrl_of_match, + }, + .probe = tegra20_pinctrl_probe, + .remove = __devexit_p(tegra_pinctrl_remove), +}; + +static int __init tegra20_pinctrl_init(void) +{ + return platform_driver_register(&tegra20_pinctrl_driver); +} +arch_initcall(tegra20_pinctrl_init); + +static void __exit tegra20_pinctrl_exit(void) +{ + platform_driver_unregister(&tegra20_pinctrl_driver); +} +module_exit(tegra20_pinctrl_exit); + +MODULE_AUTHOR("Stephen Warren <swarren@nvidia.com>"); +MODULE_DESCRIPTION("NVIDIA Tegra20 pinctrl driver"); +MODULE_LICENSE("GPL v2"); +MODULE_DEVICE_TABLE(of, tegra20_pinctrl_of_match); diff --git a/drivers/pinctrl/pinctrl-tegra30.c b/drivers/pinctrl/pinctrl-tegra30.c index 4d7571d..0386fdf 100644 --- a/drivers/pinctrl/pinctrl-tegra30.c +++ b/drivers/pinctrl/pinctrl-tegra30.c @@ -1,7 +1,7 @@ /* * Pinctrl data for the NVIDIA Tegra30 pinmux * - * Copyright (c) 2011, NVIDIA CORPORATION. All rights reserved. + * Copyright (c) 2011-2012, 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, @@ -13,6 +13,8 @@ * more details. */ +#include <linux/module.h> +#include <linux/of.h> #include <linux/platform_device.h> #include <linux/pinctrl/pinctrl.h> #include <linux/pinctrl/pinmux.h> @@ -3720,7 +3722,39 @@ static const struct tegra_pinctrl_soc_data tegra30_pinctrl = { .ngroups = ARRAY_SIZE(tegra30_groups), }; -void __devinit tegra30_pinctrl_init(const struct tegra_pinctrl_soc_data **soc) +static int __devinit tegra30_pinctrl_probe(struct platform_device *pdev) { - *soc = &tegra30_pinctrl; + return tegra_pinctrl_probe(pdev, &tegra30_pinctrl); } + +static struct of_device_id tegra30_pinctrl_of_match[] __devinitdata = { + { .compatible = "nvidia,tegra30-pinmux", }, + { }, +}; + +static struct platform_driver tegra30_pinctrl_driver = { + .driver = { + .name = "tegra30-pinctrl", + .owner = THIS_MODULE, + .of_match_table = tegra30_pinctrl_of_match, + }, + .probe = tegra30_pinctrl_probe, + .remove = __devexit_p(tegra_pinctrl_remove), +}; + +static int __init tegra30_pinctrl_init(void) +{ + return platform_driver_register(&tegra30_pinctrl_driver); +} +arch_initcall(tegra30_pinctrl_init); + +static void __exit tegra30_pinctrl_exit(void) +{ + platform_driver_unregister(&tegra30_pinctrl_driver); +} +module_exit(tegra30_pinctrl_exit); + +MODULE_AUTHOR("Stephen Warren <swarren@nvidia.com>"); +MODULE_DESCRIPTION("NVIDIA Tegra30 pinctrl driver"); +MODULE_LICENSE("GPL v2"); +MODULE_DEVICE_TABLE(of, tegra30_pinctrl_of_match); |