mirror of https://gitee.com/openkylin/linux.git
57 lines
1.3 KiB
C
57 lines
1.3 KiB
C
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/*
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* Copyright (C) 2010 Pengutronix
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* Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
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*
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* This program is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License version 2 as published by the
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* Free Software Foundation.
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*/
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#include <mach/hardware.h>
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#include <mach/devices-common.h>
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struct imx_mxc_rnga_data {
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resource_size_t iobase;
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};
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#define imx_mxc_rnga_data_entry_single(soc) \
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{ \
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.iobase = soc ## _RNGA_BASE_ADDR, \
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}
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#ifdef CONFIG_SOC_IMX31
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static const struct imx_mxc_rnga_data imx31_mxc_rnga_data __initconst =
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imx_mxc_rnga_data_entry_single(MX31);
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#endif /* ifdef CONFIG_SOC_IMX31 */
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static struct platform_device *__init imx_add_mxc_rnga(
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const struct imx_mxc_rnga_data *data)
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{
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struct resource res[] = {
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{
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.start = data->iobase,
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.end = data->iobase + SZ_16K - 1,
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.flags = IORESOURCE_MEM,
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},
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};
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return imx_add_platform_device("mxc_rnga", -1,
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res, ARRAY_SIZE(res), NULL, 0);
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}
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static int __init imxXX_add_mxc_rnga(void)
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{
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struct platform_device *ret;
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#if defined(CONFIG_SOC_IMX31)
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if (cpu_is_mx31())
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ret = imx_add_mxc_rnga(&imx31_mxc_rnga_data);
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else
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#endif /* if defined(CONFIG_SOC_IMX31) */
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ret = ERR_PTR(-ENODEV);
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if (IS_ERR(ret))
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return PTR_ERR(ret);
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return 0;
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}
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arch_initcall(imxXX_add_mxc_rnga);
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