diff options
| author | Sascha Hauer <s.hauer@pengutronix.de> | 2011-01-11 15:56:40 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2011-01-25 08:39:58 +0100 |
| commit | cf3567aaad0304410e465a55313c8f0d25ef306d (patch) | |
| tree | 03a13b3b00adb99515dca16bae67170308e79156 /arch/arm/mach-mxs/devices | |
| parent | 47d37d6f94ccf32d302492f969209930b2411f9e (diff) | |
ARM MXS: Add auart platform support for i.MX28
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-mxs/devices')
| -rw-r--r-- | arch/arm/mach-mxs/devices/Kconfig | 3 | ||||
| -rw-r--r-- | arch/arm/mach-mxs/devices/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/mach-mxs/devices/platform-auart.c | 54 |
3 files changed, 58 insertions, 0 deletions
diff --git a/arch/arm/mach-mxs/devices/Kconfig b/arch/arm/mach-mxs/devices/Kconfig index cf7dc1ae575..3001b754948 100644 --- a/arch/arm/mach-mxs/devices/Kconfig +++ b/arch/arm/mach-mxs/devices/Kconfig @@ -2,5 +2,8 @@ config MXS_HAVE_AMBA_DUART bool select ARM_AMBA +config MXS_HAVE_PLATFORM_AUART + bool + config MXS_HAVE_PLATFORM_FEC bool diff --git a/arch/arm/mach-mxs/devices/Makefile b/arch/arm/mach-mxs/devices/Makefile index d0a09f6934b..c814d054bad 100644 --- a/arch/arm/mach-mxs/devices/Makefile +++ b/arch/arm/mach-mxs/devices/Makefile @@ -1,2 +1,3 @@ obj-$(CONFIG_MXS_HAVE_AMBA_DUART) += amba-duart.o +obj-$(CONFIG_MXS_HAVE_PLATFORM_AUART) += platform-auart.o obj-$(CONFIG_MXS_HAVE_PLATFORM_FEC) += platform-fec.o diff --git a/arch/arm/mach-mxs/devices/platform-auart.c b/arch/arm/mach-mxs/devices/platform-auart.c new file mode 100644 index 00000000000..f0dbf8a2145 --- /dev/null +++ b/arch/arm/mach-mxs/devices/platform-auart.c @@ -0,0 +1,54 @@ +/* + * Copyright (C) 2010 Pengutronix + * Sascha Hauer <s.hauer@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 <asm/sizes.h> +#include <mach/mx28.h> +#include <mach/devices-common.h> + +#define mxs_auart_data_entry_single(soc, _id) \ + { \ + .id = _id, \ + .iobase = soc ## _AUART ## _id ## _BASE_ADDR, \ + .irq = soc ## _INT_AUART ## _id, \ + } + +#define mxs_auart_data_entry(soc, _id) \ + [_id] = mxs_auart_data_entry_single(soc, _id) + +#ifdef CONFIG_SOC_IMX28 +const struct mxs_auart_data mx28_auart_data[] __initconst = { +#define mx28_auart_data_entry(_id) \ + mxs_auart_data_entry(MX28, _id) + mx28_auart_data_entry(0), + mx28_auart_data_entry(1), + mx28_auart_data_entry(2), + mx28_auart_data_entry(3), + mx28_auart_data_entry(4), +}; +#endif + +struct platform_device *__init mxs_add_auart( + const struct mxs_auart_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_dmamask("mxs-auart", data->id, + res, ARRAY_SIZE(res), NULL, 0, + DMA_BIT_MASK(32)); +} + |