@@ -46,12 +46,17 @@ obj-$(CONFIG_ARCH_OMAP2) += sdrc2xxx.o
ifeq ($(CONFIG_PM),y)
obj-$(CONFIG_ARCH_OMAP2) += pm24xx.o
obj-$(CONFIG_ARCH_OMAP2) += sleep24xx.o
-obj-$(CONFIG_ARCH_OMAP3) += pm34xx.o sleep34xx.o cpuidle34xx.o
+obj-$(CONFIG_ARCH_OMAP3) += pm34xx.o sleep34xx.o cpuidle34xx.o \
+ pm_bus.o
obj-$(CONFIG_PM_DEBUG) += pm-debug.o
AFLAGS_sleep24xx.o :=-Wa,-march=armv6
AFLAGS_sleep34xx.o :=-Wa,-march=armv7-a
+ifeq ($(CONFIG_PM_VERBOSE),y)
+CFLAGS_pm_bus.o += -DDEBUG
+endif
+
endif
# PRCM
new file mode 100644
@@ -0,0 +1,72 @@
+/*
+ * Runtime PM support code for OMAP
+ *
+ * Author: Kevin Hilman, Deep Root Systems, LLC
+ *
+ * Copyright (C) 2010 Texas Instruments, Inc.
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/io.h>
+#include <linux/pm_runtime.h>
+#include <linux/platform_device.h>
+#include <linux/mutex.h>
+
+#include <plat/omap_device.h>
+#include <plat/omap-pm.h>
+
+#ifdef CONFIG_PM_RUNTIME
+int platform_pm_runtime_suspend(struct device *dev)
+{
+ struct platform_device *pdev = to_platform_device(dev);
+ struct omap_device *odev = to_omap_device(pdev);
+ int r, ret = 0;
+
+ dev_dbg(dev, "%s\n", __func__);
+
+ if (dev->driver->pm && dev->driver->pm->runtime_suspend)
+ ret = dev->driver->pm->runtime_suspend(dev);
+ if (!ret && omap_device_is_valid(odev)) {
+ r = omap_device_idle(pdev);
+ WARN_ON(r);
+ }
+
+ return ret;
+};
+
+int platform_pm_runtime_resume(struct device *dev)
+{
+ struct platform_device *pdev = to_platform_device(dev);
+ struct omap_device *odev = to_omap_device(pdev);
+ int r, ret = 0;
+
+ dev_dbg(dev, "%s\n", __func__);
+
+ if (omap_device_is_valid(odev)) {
+ r = omap_device_enable(pdev);
+ WARN_ON(r);
+ }
+
+ if (dev->driver->pm && dev->driver->pm->runtime_resume)
+ ret = dev->driver->pm->runtime_resume(dev);
+
+ return ret;
+};
+
+int platform_pm_runtime_idle(struct device *dev)
+{
+ struct platform_device *pdev = to_platform_device(dev);
+ struct omap_device *odev = to_omap_device(pdev);
+ int ret;
+
+ ret = pm_runtime_suspend(dev);
+ dev_dbg(dev, "%s [%d]\n", __func__, ret);
+
+ return 0;
+};
+#endif /* CONFIG_PM_RUNTIME */
+