135 lines
3.8 KiB
C
135 lines
3.8 KiB
C
/*======================================================================
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Device driver for the PCMCIA control functionality of StrongARM
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SA-1100 microprocessors.
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The contents of this file are subject to the Mozilla Public
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License Version 1.1 (the "License"); you may not use this file
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except in compliance with the License. You may obtain a copy of
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the License at http://www.mozilla.org/MPL/
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Software distributed under the License is distributed on an "AS
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IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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implied. See the License for the specific language governing
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rights and limitations under the License.
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The initial developer of the original code is John G. Dorsey
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<john+@cs.cmu.edu>. Portions created by John G. Dorsey are
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Copyright (C) 1999 John G. Dorsey. All Rights Reserved.
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Alternatively, the contents of this file may be used under the
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terms of the GNU Public License version 2 (the "GPL"), in which
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case the provisions of the GPL are applicable instead of the
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above. If you wish to allow the use of your version of this file
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only under the terms of the GPL and not to allow others to use
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your version of this file under the MPL, indicate your decision
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by deleting the provisions above and replace them with the notice
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and other provisions required by the GPL. If you do not delete
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the provisions above, a recipient may use your version of this
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file under either the MPL or the GPL.
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======================================================================*/
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#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/slab.h>
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#include <linux/platform_device.h>
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#include <pcmcia/ss.h>
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#include <asm/hardware/scoop.h>
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#include "sa1100_generic.h"
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int __init pcmcia_collie_init(struct device *dev);
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static int (*sa11x0_pcmcia_hw_init[])(struct device *dev) = {
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#ifdef CONFIG_SA1100_ASSABET
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pcmcia_assabet_init,
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#endif
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#ifdef CONFIG_SA1100_CERF
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pcmcia_cerf_init,
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#endif
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#if defined(CONFIG_SA1100_H3100) || defined(CONFIG_SA1100_H3600)
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pcmcia_h3600_init,
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#endif
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#ifdef CONFIG_SA1100_SHANNON
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pcmcia_shannon_init,
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#endif
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#ifdef CONFIG_SA1100_SIMPAD
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pcmcia_simpad_init,
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#endif
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#ifdef CONFIG_SA1100_COLLIE
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pcmcia_collie_init,
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#endif
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};
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static int sa11x0_drv_pcmcia_probe(struct platform_device *dev)
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{
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int i, ret = -ENODEV;
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/*
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* Initialise any "on-board" PCMCIA sockets.
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*/
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for (i = 0; i < ARRAY_SIZE(sa11x0_pcmcia_hw_init); i++) {
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ret = sa11x0_pcmcia_hw_init[i](&dev->dev);
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if (ret == 0)
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break;
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}
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return ret;
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}
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static int sa11x0_drv_pcmcia_remove(struct platform_device *dev)
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{
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struct skt_dev_info *sinfo = platform_get_drvdata(dev);
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int i;
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platform_set_drvdata(dev, NULL);
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for (i = 0; i < sinfo->nskt; i++)
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soc_pcmcia_remove_one(&sinfo->skt[i]);
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kfree(sinfo);
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return 0;
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}
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static struct platform_driver sa11x0_pcmcia_driver = {
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.driver = {
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.name = "sa11x0-pcmcia",
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.owner = THIS_MODULE,
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},
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.probe = sa11x0_drv_pcmcia_probe,
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.remove = sa11x0_drv_pcmcia_remove,
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};
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/* sa11x0_pcmcia_init()
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* ^^^^^^^^^^^^^^^^^^^^
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*
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* This routine performs low-level PCMCIA initialization and then
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* registers this socket driver with Card Services.
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*
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* Returns: 0 on success, -ve error code on failure
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*/
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static int __init sa11x0_pcmcia_init(void)
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{
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return platform_driver_register(&sa11x0_pcmcia_driver);
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}
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/* sa11x0_pcmcia_exit()
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* ^^^^^^^^^^^^^^^^^^^^
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* Invokes the low-level kernel service to free IRQs associated with this
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* socket controller and reset GPIO edge detection.
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*/
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static void __exit sa11x0_pcmcia_exit(void)
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{
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platform_driver_unregister(&sa11x0_pcmcia_driver);
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}
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MODULE_AUTHOR("John Dorsey <john+@cs.cmu.edu>");
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MODULE_DESCRIPTION("Linux PCMCIA Card Services: SA-11x0 Socket Controller");
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MODULE_LICENSE("Dual MPL/GPL");
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fs_initcall(sa11x0_pcmcia_init);
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module_exit(sa11x0_pcmcia_exit);
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