[PATCH 28/61] ARM: imx: new helper function imx_add_platform_device
Uwe Kleine-König
u.kleine-koenig at pengutronix.de
Thu Jun 24 09:49:24 EDT 2010
This should be a globally available function, see
http://thread.gmane.org/gmane.linux.kernel/998881/focus=998882
Until this hits mainline make a similar function available for imx
platforms only.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig at pengutronix.de>
---
arch/arm/plat-mxc/devices.c | 33 +++++++++++++++++++++++
arch/arm/plat-mxc/include/mach/devices-common.h | 15 ++++++++++
2 files changed, 48 insertions(+), 0 deletions(-)
create mode 100644 arch/arm/plat-mxc/include/mach/devices-common.h
diff --git a/arch/arm/plat-mxc/devices.c b/arch/arm/plat-mxc/devices.c
index 56f2fb5..735776d 100644
--- a/arch/arm/plat-mxc/devices.c
+++ b/arch/arm/plat-mxc/devices.c
@@ -18,6 +18,7 @@
#include <linux/kernel.h>
#include <linux/init.h>
+#include <linux/err.h>
#include <linux/platform_device.h>
#include <mach/common.h>
@@ -35,3 +36,35 @@ int __init mxc_register_device(struct platform_device *pdev, void *data)
return ret;
}
+struct platform_device *__init imx_add_platform_device(const char *name, int id,
+ const struct resource *res, unsigned int num_resources,
+ const void *data, size_t size_data)
+{
+ int ret = -ENOMEM;
+ struct platform_device *pdev;
+
+ pdev = platform_device_alloc(name, id);
+ if (!pdev)
+ goto err;
+
+ if (res) {
+ ret = platform_device_add_resources(pdev, res, num_resources);
+ if (ret)
+ goto err;
+ }
+
+ if (data) {
+ ret = platform_device_add_data(pdev, data, size_data);
+ if (ret)
+ goto err;
+ }
+
+ ret = platform_device_add(pdev);
+ if (ret) {
+err:
+ platform_device_put(pdev);
+ return ERR_PTR(ret);
+ }
+
+ return pdev;
+}
diff --git a/arch/arm/plat-mxc/include/mach/devices-common.h b/arch/arm/plat-mxc/include/mach/devices-common.h
new file mode 100644
index 0000000..849d8ff
--- /dev/null
+++ b/arch/arm/plat-mxc/include/mach/devices-common.h
@@ -0,0 +1,15 @@
+/*
+ * Copyright (C) 2009-2010 Pengutronix
+ * Uwe Kleine-Koenig <u.kleine-koenig at 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 <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/init.h>
+
+struct platform_device *imx_add_platform_device(const char *name, int id,
+ const struct resource *res, unsigned int num_resources,
+ const void *data, size_t size_data);
--
1.7.1
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