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author | Sascha Hauer <s.hauer@pengutronix.de> | 2010-11-24 08:24:29 +0100 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2010-11-24 08:24:29 +0100 |
commit | 2a85927c79634e89b9cd683dd2bae65966d9b216 (patch) | |
tree | 5e922b0f26e4099b6bcad65d2d5ea42e166ff068 /arch/arm/plat-mxc/devices/platform-mxc_rnga.c | |
parent | 3561d43fd289f590fdae672e5eb831b8d5cf0bf6 (diff) | |
parent | 124bf94a9f9b52341562628cd56b252e7d820ee8 (diff) | |
download | op-kernel-dev-2a85927c79634e89b9cd683dd2bae65966d9b216.zip op-kernel-dev-2a85927c79634e89b9cd683dd2bae65966d9b216.tar.gz |
Merge branch 'imx-for-2.6.38' of git://git.pengutronix.de/git/ukl/linux-2.6 into imx-for-2.6.38
Diffstat (limited to 'arch/arm/plat-mxc/devices/platform-mxc_rnga.c')
-rw-r--r-- | arch/arm/plat-mxc/devices/platform-mxc_rnga.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/arch/arm/plat-mxc/devices/platform-mxc_rnga.c b/arch/arm/plat-mxc/devices/platform-mxc_rnga.c new file mode 100644 index 0000000..b4b7612 --- /dev/null +++ b/arch/arm/plat-mxc/devices/platform-mxc_rnga.c @@ -0,0 +1,56 @@ +/* + * Copyright (C) 2010 Pengutronix + * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> + * + * 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. + */ +#include <mach/hardware.h> +#include <mach/devices-common.h> + +struct imx_mxc_rnga_data { + resource_size_t iobase; +}; + +#define imx_mxc_rnga_data_entry_single(soc) \ + { \ + .iobase = soc ## _RNGA_BASE_ADDR, \ + } + +#ifdef CONFIG_SOC_IMX31 +static const struct imx_mxc_rnga_data imx31_mxc_rnga_data __initconst = + imx_mxc_rnga_data_entry_single(MX31); +#endif /* ifdef CONFIG_SOC_IMX31 */ + +static struct platform_device *__init imx_add_mxc_rnga( + const struct imx_mxc_rnga_data *data) +{ + struct resource res[] = { + { + .start = data->iobase, + .end = data->iobase + SZ_16K - 1, + .flags = IORESOURCE_MEM, + }, + }; + return imx_add_platform_device("mxc_rnga", -1, + res, ARRAY_SIZE(res), NULL, 0); +} + +static int __init imxXX_add_mxc_rnga(void) +{ + struct platform_device *ret; + +#if defined(CONFIG_SOC_IMX31) + if (cpu_is_mx31()) + ret = imx_add_mxc_rnga(&imx31_mxc_rnga_data); + else +#endif /* if defined(CONFIG_SOC_IMX31) */ + ret = ERR_PTR(-ENODEV); + + if (IS_ERR(ret)) + return PTR_ERR(ret); + + return 0; +} +arch_initcall(imxXX_add_mxc_rnga); |