Merge pull request #625 from antonio-nino-diaz-arm/an/delay-timer-v2

Implement generic delay timer and use it on platforms

2 files changed, 43 insertions, 1 deletions

diff --git a/include/drivers/generic_delay_timer.h b/include/drivers/generic_delay_timer.h
new file mode 100644
index 00000000..14501623
--- /dev/null
+++ b/include/drivers/generic_delay_timer.h
@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ *
+ * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * Neither the name of ARM nor the names of its contributors may be used
+ * to endorse or promote products derived from this software without specific
+ * prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef __GENERIC_DELAY_TIMER_H__
+#define __GENERIC_DELAY_TIMER_H__
+
+#include <stdint.h>
+
+void generic_delay_timer_init_args(uint32_t mult, uint32_t div);
+
+void generic_delay_timer_init(void);
+
+#endif /* __GENERIC_DELAY_TIMER_H__ */
diff --git a/include/plat/common/platform.h b/include/plat/common/platform.h
index 42260e9f..a08a12e4 100644
--- a/include/plat/common/platform.h
+++ b/include/plat/common/platform.h
@@ -56,7 +56,9 @@ struct image_desc;
 /*******************************************************************************
  * Mandatory common functions
  ******************************************************************************/
-unsigned long long plat_get_syscnt_freq(void);
+unsigned long long plat_get_syscnt_freq(void) __deprecated;
+unsigned int plat_get_syscnt_freq2(void);
+
 int plat_get_image_source(unsigned int image_id,
 			uintptr_t *dev_handle,
 			uintptr_t *image_spec);