diff options
author | Grant Likely <grant.likely@secretlab.ca> | 2010-10-14 09:04:29 -0600 |
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committer | Grant Likely <grant.likely@secretlab.ca> | 2010-11-09 21:41:27 -0700 |
commit | 8fd8821b62397f8ddb7bfb23c3246a22770ab2ee (patch) | |
tree | 1c12c696f8b6ad74f9eb3825b41f9b4702a8f077 /drivers/spi/xilinx_spi_pltfm.c | |
parent | 91565c4068042b3d8e37e64e393ca105476419bd (diff) | |
download | talos-op-linux-8fd8821b62397f8ddb7bfb23c3246a22770ab2ee.tar.gz talos-op-linux-8fd8821b62397f8ddb7bfb23c3246a22770ab2ee.zip |
spi/xilinx: fold platform_driver support into main body
This patch merges the platform driver support into the main body of
xilinx_spi.c in preparation for merging the OF and non-OF support
code.
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Tested-by: Michal Simek <monstr@monstr.eu>
Diffstat (limited to 'drivers/spi/xilinx_spi_pltfm.c')
-rw-r--r-- | drivers/spi/xilinx_spi_pltfm.c | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/drivers/spi/xilinx_spi_pltfm.c b/drivers/spi/xilinx_spi_pltfm.c deleted file mode 100644 index a16722acafea..000000000000 --- a/drivers/spi/xilinx_spi_pltfm.c +++ /dev/null @@ -1,104 +0,0 @@ -/* - * Support for Xilinx SPI platform devices - * Copyright (c) 2009 Intel Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -/* Supports: - * Xilinx SPI devices as platform devices - * - * Inspired by xilinx_spi.c, 2002-2007 (c) MontaVista Software, Inc. - */ - -#include <linux/module.h> -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/io.h> -#include <linux/platform_device.h> - -#include <linux/spi/spi.h> -#include <linux/spi/spi_bitbang.h> -#include <linux/spi/xilinx_spi.h> - -#include "xilinx_spi.h" - -static int __devinit xilinx_spi_probe(struct platform_device *dev) -{ - struct xspi_platform_data *pdata; - struct resource *r; - int irq; - struct spi_master *master; - u8 i; - - pdata = dev->dev.platform_data; - if (!pdata) - return -ENODEV; - - r = platform_get_resource(dev, IORESOURCE_MEM, 0); - if (!r) - return -ENODEV; - - irq = platform_get_irq(dev, 0); - if (irq < 0) - return -ENXIO; - - master = xilinx_spi_init(&dev->dev, r, irq, dev->id, - pdata->num_chipselect, pdata->little_endian, - pdata->bits_per_word); - if (!master) - return -ENODEV; - - for (i = 0; i < pdata->num_devices; i++) - spi_new_device(master, pdata->devices + i); - - platform_set_drvdata(dev, master); - return 0; -} - -static int __devexit xilinx_spi_remove(struct platform_device *dev) -{ - xilinx_spi_deinit(platform_get_drvdata(dev)); - platform_set_drvdata(dev, 0); - - return 0; -} - -/* work with hotplug and coldplug */ -MODULE_ALIAS("platform:" XILINX_SPI_NAME); - -static struct platform_driver xilinx_spi_driver = { - .probe = xilinx_spi_probe, - .remove = __devexit_p(xilinx_spi_remove), - .driver = { - .name = XILINX_SPI_NAME, - .owner = THIS_MODULE, - }, -}; - -static int __init xilinx_spi_pltfm_init(void) -{ - return platform_driver_register(&xilinx_spi_driver); -} -module_init(xilinx_spi_pltfm_init); - -static void __exit xilinx_spi_pltfm_exit(void) -{ - platform_driver_unregister(&xilinx_spi_driver); -} -module_exit(xilinx_spi_pltfm_exit); - -MODULE_AUTHOR("Mocean Laboratories <info@mocean-labs.com>"); -MODULE_DESCRIPTION("Xilinx SPI platform driver"); -MODULE_LICENSE("GPL v2"); |