diff options
author | Ronald G. Minnich <rminnich@gmail.com> | 2012-11-27 10:48:56 -0800 |
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committer | Ronald G. Minnich <rminnich@gmail.com> | 2012-11-28 07:56:20 +0100 |
commit | acf443191bd035c26ee89c3ca56f065a5111901b (patch) | |
tree | af6c0a62a31610478d3c20fdfa0ce4e9e426ad86 /src/cpu/samsung/exynos5-common/watchdog.h | |
parent | 6e3728bb12688e8de300c04d5e7a688bc99a2d15 (diff) |
add .h files for common exynos 5
Change-Id: I48497adc29a1b8ca11d1e0a5d879cab5b6b55dcd
Signed-off-by: David Hendricks <dhendrix@chromium.org>
Signed-off-by: Hung-Te Lin <hungte@chromium.org>
Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Signed-off-by: Ronald G. Minnich <rminnich@gmail.com>
Reviewed-on: http://review.coreboot.org/1926
Tested-by: build bot (Jenkins)
Diffstat (limited to 'src/cpu/samsung/exynos5-common/watchdog.h')
-rw-r--r-- | src/cpu/samsung/exynos5-common/watchdog.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/src/cpu/samsung/exynos5-common/watchdog.h b/src/cpu/samsung/exynos5-common/watchdog.h new file mode 100644 index 0000000000..af986388a3 --- /dev/null +++ b/src/cpu/samsung/exynos5-common/watchdog.h @@ -0,0 +1,57 @@ +/* + * Copyright (C) 2011 Samsung Electronics + * Heungjun Kim <riverful.kim@samsung.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef __ASM_ARM_ARCH_COMMON_WATCHDOG_H_ +#define __ASM_ARM_ARCH_COMMON_WATCHDOG_H_ + +#define WTCON_RESET_OFFSET 0 +#define WTCON_INTEN_OFFSET 2 +#define WTCON_CLKSEL_OFFSET 3 +#define WTCON_EN_OFFSET 5 +#define WTCON_PRE_OFFSET 8 + +#define WTCON_CLK_16 0x0 +#define WTCON_CLK_32 0x1 +#define WTCON_CLK_64 0x2 +#define WTCON_CLK_128 0x3 + +#define WTCON_CLK(x) ((x & 0x3) << WTCON_CLKSEL_OFFSET) +#define WTCON_PRESCALER(x) ((x) << WTCON_PRE_OFFSET) +#define WTCON_EN (0x1 << WTCON_EN_OFFSET) +#define WTCON_RESET (0x1 << WTCON_RESET_OFFSET) +#define WTCON_INT (0x1 << WTCON_INTEN_OFFSET) + +#ifndef __ASSEMBLY__ +struct s5p_watchdog { + unsigned int wtcon; + unsigned int wtdat; + unsigned int wtcnt; + unsigned int wtclrint; +}; + +/* functions */ +void wdt_stop(void); +void wdt_start(unsigned int timeout); +#endif /* __ASSEMBLY__ */ + +#endif |