diff options
author | Daniel Thompson <daniel.thompson@linaro.org> | 2017-07-31 17:23:07 +0100 |
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committer | Daniel Thompson <daniel.thompson@linaro.org> | 2017-07-31 17:23:07 +0100 |
commit | e5b9b8c8b78096e961f4a45b9d1418e4641f24f9 (patch) | |
tree | a88f532f386376fca6a376e2c362173f971dc144 /arch/arm/include/asm/arch-lpc32xx/timer.h | |
parent | 415d386877df49eb051b85ef74fa59a16dc17c7d (diff) |
Orangepi i96 support (mega patch)rda/v2012.04.01-r0
This is https://github.com/orangepi-xunlong/OrangePiRDA_u-boot
5ee06c1afb7c ("add new patch a patch") as a single patch against
a guestimated upstream version.
This is merely a reference tree for later comparisons.
Signed-off-by: Daniel Thompson <daniel.thompson@linaro.org>
NOT-Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
Diffstat (limited to 'arch/arm/include/asm/arch-lpc32xx/timer.h')
-rw-r--r-- | arch/arm/include/asm/arch-lpc32xx/timer.h | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-lpc32xx/timer.h b/arch/arm/include/asm/arch-lpc32xx/timer.h new file mode 100644 index 0000000000..7d637637ef --- /dev/null +++ b/arch/arm/include/asm/arch-lpc32xx/timer.h @@ -0,0 +1,74 @@ +/* + * Copyright (C) 2011 by Vladimir Zapolskiy <vz@mleia.com> + * + * 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., 51 Franklin Street, Fifth Floor, Boston, + * MA 02110-1301, USA. + */ + +#ifndef _LPC32XX_TIMER_H +#define _LPC32XX_TIMER_H + +#include <asm/types.h> + +/* Timer/Counter Registers */ +struct timer_regs { + u32 ir; /* Interrupt Register */ + u32 tcr; /* Timer Control Register */ + u32 tc; /* Timer Counter */ + u32 pr; /* Prescale Register */ + u32 pc; /* Prescale Counter */ + u32 mcr; /* Match Control Register */ + u32 mr[4]; /* Match Registers */ + u32 ccr; /* Capture Control Register */ + u32 cr[4]; /* Capture Registers */ + u32 emr; /* External Match Register */ + u32 reserved[12]; + u32 ctcr; /* Count Control Register */ +}; + +/* Timer/Counter Interrupt Register bits */ +#define TIMER_IR_CR(n) (1 << ((n) + 4)) +#define TIMER_IR_MR(n) (1 << (n)) + +/* Timer/Counter Timer Control Register bits */ +#define TIMER_TCR_COUNTER_RESET (1 << 1) +#define TIMER_TCR_COUNTER_ENABLE (1 << 0) +#define TIMER_TCR_COUNTER_DISABLE (0 << 0) + +/* Timer/Counter Match Control Register bits */ +#define TIMER_MCR_STOP(n) (1 << (3 * (n) + 2)) +#define TIMER_MCR_RESET(n) (1 << (3 * (n) + 1)) +#define TIMER_MCR_INTERRUPT(n) (1 << (3 * (n))) + +/* Timer/Counter Capture Control Register bits */ +#define TIMER_CCR_INTERRUPT(n) (1 << (3 * (n) + 2)) +#define TIMER_CCR_FALLING_EDGE(n) (1 << (3 * (n) + 1)) +#define TIMER_CCR_RISING_EDGE(n) (1 << (3 * (n))) + +/* Timer/Counter External Match Register bits */ +#define TIMER_EMR_EMC_TOGGLE(n) (0x3 << (2 * (n) + 4)) +#define TIMER_EMR_EMC_SET(n) (0x2 << (2 * (n) + 4)) +#define TIMER_EMR_EMC_CLEAR(n) (0x1 << (2 * (n) + 4)) +#define TIMER_EMR_EMC_NOTHING(n) (0x0 << (2 * (n) + 4)) +#define TIMER_EMR_EM(n) (1 << (n)) + +/* Timer/Counter Count Control Register bits */ +#define TIMER_CTCR_INPUT(n) ((n) << 2) +#define TIMER_CTCR_MODE_COUNTER_BOTH (0x3 << 0) +#define TIMER_CTCR_MODE_COUNTER_FALLING (0x2 << 0) +#define TIMER_CTCR_MODE_COUNTER_RISING (0x1 << 0) +#define TIMER_CTCR_MODE_TIMER (0x0 << 0) + +#endif /* _LPC32XX_TIMER_H */ |