diff options
Diffstat (limited to 'arch/arm/mach-imx/devices/platform-imx2-wdt.c')
-rw-r--r-- | arch/arm/mach-imx/devices/platform-imx2-wdt.c | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/devices/platform-imx2-wdt.c b/arch/arm/mach-imx/devices/platform-imx2-wdt.c new file mode 100644 index 00000000000..ec75d641368 --- /dev/null +++ b/arch/arm/mach-imx/devices/platform-imx2-wdt.c @@ -0,0 +1,78 @@ +/* + * 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 <asm/sizes.h> + +#include "../hardware.h" +#include "devices-common.h" + +#define imx_imx2_wdt_data_entry_single(soc, _id, _hwid, _size) \ + { \ + .id = _id, \ + .iobase = soc ## _WDOG ## _hwid ## _BASE_ADDR, \ + .iosize = _size, \ + } +#define imx_imx2_wdt_data_entry(soc, _id, _hwid, _size) \ + [_id] = imx_imx2_wdt_data_entry_single(soc, _id, _hwid, _size) + +#ifdef CONFIG_SOC_IMX21 +const struct imx_imx2_wdt_data imx21_imx2_wdt_data __initconst = + imx_imx2_wdt_data_entry_single(MX21, 0, , SZ_4K); +#endif /* ifdef CONFIG_SOC_IMX21 */ + +#ifdef CONFIG_SOC_IMX25 +const struct imx_imx2_wdt_data imx25_imx2_wdt_data __initconst = + imx_imx2_wdt_data_entry_single(MX25, 0, , SZ_16K); +#endif /* ifdef CONFIG_SOC_IMX25 */ + +#ifdef CONFIG_SOC_IMX27 +const struct imx_imx2_wdt_data imx27_imx2_wdt_data __initconst = + imx_imx2_wdt_data_entry_single(MX27, 0, , SZ_4K); +#endif /* ifdef CONFIG_SOC_IMX27 */ + +#ifdef CONFIG_SOC_IMX31 +const struct imx_imx2_wdt_data imx31_imx2_wdt_data __initconst = + imx_imx2_wdt_data_entry_single(MX31, 0, , SZ_16K); +#endif /* ifdef CONFIG_SOC_IMX31 */ + +#ifdef CONFIG_SOC_IMX35 +const struct imx_imx2_wdt_data imx35_imx2_wdt_data __initconst = + imx_imx2_wdt_data_entry_single(MX35, 0, , SZ_16K); +#endif /* ifdef CONFIG_SOC_IMX35 */ + +#ifdef CONFIG_SOC_IMX51 +const struct imx_imx2_wdt_data imx51_imx2_wdt_data[] __initconst = { +#define imx51_imx2_wdt_data_entry(_id, _hwid) \ + imx_imx2_wdt_data_entry(MX51, _id, _hwid, SZ_16K) + imx51_imx2_wdt_data_entry(0, 1), + imx51_imx2_wdt_data_entry(1, 2), +}; +#endif /* ifdef CONFIG_SOC_IMX51 */ + +#ifdef CONFIG_SOC_IMX53 +const struct imx_imx2_wdt_data imx53_imx2_wdt_data[] __initconst = { +#define imx53_imx2_wdt_data_entry(_id, _hwid) \ + imx_imx2_wdt_data_entry(MX53, _id, _hwid, SZ_16K) + imx53_imx2_wdt_data_entry(0, 1), + imx53_imx2_wdt_data_entry(1, 2), +}; +#endif /* ifdef CONFIG_SOC_IMX53 */ + +struct platform_device *__init imx_add_imx2_wdt( + const struct imx_imx2_wdt_data *data) +{ + struct resource res[] = { + { + .start = data->iobase, + .end = data->iobase + data->iosize - 1, + .flags = IORESOURCE_MEM, + }, + }; + return imx_add_platform_device("imx2-wdt", data->id, + res, ARRAY_SIZE(res), NULL, 0); +} |