diff options
author | Shawn Guo <shawn.guo@freescale.com> | 2010-12-09 23:12:46 +0800 |
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committer | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2010-12-20 17:30:24 +0100 |
commit | dc38ad4052a50b9e73fdcc970ecdd4f69ee9d97a (patch) | |
tree | ec28c5e9afacaca46ee2ab96cbef939eefe254bc /arch/arm/mach-mxs/devices | |
parent | faff3dc947738ce7c905a4a2936a089d3fa9ddda (diff) |
ARM: mxs: Dynamically allocate duart devices
Dynamically allocate duart devices for MX23 and MX28.
Signed-off-by: Shawn Guo <shawn.guo@freescale.com>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-mxs/devices')
-rw-r--r-- | arch/arm/mach-mxs/devices/platform-duart.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/arch/arm/mach-mxs/devices/platform-duart.c b/arch/arm/mach-mxs/devices/platform-duart.c new file mode 100644 index 000000000000..2fe0df5b0aad --- /dev/null +++ b/arch/arm/mach-mxs/devices/platform-duart.c @@ -0,0 +1,48 @@ +/* + * Copyright (C) 2009-2010 Pengutronix + * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> + * + * Copyright 2010 Freescale Semiconductor, Inc. All Rights Reserved. + * + * 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/mx23.h> +#include <mach/mx28.h> +#include <mach/devices-common.h> + +#define mxs_duart_data_entry(soc) \ + { \ + .iobase = soc ## _DUART_BASE_ADDR, \ + .irq = soc ## _INT_DUART, \ + } + +#ifdef CONFIG_SOC_IMX23 +const struct mxs_duart_data mx23_duart_data __initconst = + mxs_duart_data_entry(MX23); +#endif + +#ifdef CONFIG_SOC_IMX28 +const struct mxs_duart_data mx28_duart_data __initconst = + mxs_duart_data_entry(MX28); +#endif + +struct platform_device *__init mxs_add_duart( + const struct mxs_duart_data *data) +{ + struct resource res[] = { + { + .start = data->iobase, + .end = data->iobase + SZ_8K - 1, + .flags = IORESOURCE_MEM, + }, { + .start = data->irq, + .end = data->irq, + .flags = IORESOURCE_IRQ, + }, + }; + + return mxs_add_platform_device("mxs-duart", 0, res, ARRAY_SIZE(res), + NULL, 0); +} |