aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-imx/devices/platform-imx2-wdt.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-imx/devices/platform-imx2-wdt.c')
-rw-r--r--arch/arm/mach-imx/devices/platform-imx2-wdt.c78
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 0000000..ec75d64
--- /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);
+}