Merge tag 'v2.6.38' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

[mv-sheeva.git] / arch / arm / plat-mxc / devices / platform-mxc_w1.c

diff --git a/arch/arm/plat-mxc/devices/platform-mxc_w1.c b/arch/arm/plat-mxc/devices/platform-mxc_w1.c
new file mode 100644 (file)
index 0000000..96fa5ea
--- /dev/null
+++ b/arch/arm/plat-mxc/devices/platform-mxc_w1.c
@@ -0,0 +1,50 @@
+/*
+ * 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>
+
+#define imx_mxc_w1_data_entry_single(soc)                              \
+       {                                                               \
+               .iobase = soc ## _OWIRE_BASE_ADDR,                      \
+       }
+
+#ifdef CONFIG_SOC_IMX21
+const struct imx_mxc_w1_data imx21_mxc_w1_data __initconst =
+       imx_mxc_w1_data_entry_single(MX21);
+#endif /* ifdef CONFIG_SOC_IMX21 */
+
+#ifdef CONFIG_SOC_IMX27
+const struct imx_mxc_w1_data imx27_mxc_w1_data __initconst =
+       imx_mxc_w1_data_entry_single(MX27);
+#endif /* ifdef CONFIG_SOC_IMX27 */
+
+#ifdef CONFIG_SOC_IMX31
+const struct imx_mxc_w1_data imx31_mxc_w1_data __initconst =
+       imx_mxc_w1_data_entry_single(MX31);
+#endif /* ifdef CONFIG_SOC_IMX31 */
+
+#ifdef CONFIG_SOC_IMX35
+const struct imx_mxc_w1_data imx35_mxc_w1_data __initconst =
+       imx_mxc_w1_data_entry_single(MX35);
+#endif /* ifdef CONFIG_SOC_IMX35 */
+
+struct platform_device *__init imx_add_mxc_w1(
+               const struct imx_mxc_w1_data *data)
+{
+       struct resource res[] = {
+               {
+                       .start = data->iobase,
+                       .end = data->iobase + SZ_4K - 1,
+                       .flags = IORESOURCE_MEM,
+               },
+       };
+
+       return imx_add_platform_device("mxc_w1", 0,
+                       res, ARRAY_SIZE(res), NULL, 0);
+}