diff options
Diffstat (limited to 'include/drivers/marvell/mochi/apn806_setup.h')
| -rw-r--r-- | include/drivers/marvell/mochi/apn806_setup.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/include/drivers/marvell/mochi/apn806_setup.h b/include/drivers/marvell/mochi/apn806_setup.h new file mode 100644 index 00000000..ca41269e --- /dev/null +++ b/include/drivers/marvell/mochi/apn806_setup.h @@ -0,0 +1,60 @@ +/* +* *************************************************************************** +* Copyright (C) 2016 Marvell International Ltd. +* *************************************************************************** +* +* 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 Marvell 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 __APN806_SETUP_H__ +#define __APN806_SETUP_H__ + +#include <mmio.h> + +#define APN806_REV_ID_A0 0 +#define APN806_REV_ID_A1 1 + +/* APN806 revision ID */ +#define MVEBU_CSS_GWD_CTRL_IIDR2_REG (MVEBU_REGS_BASE + 0x610FCC) +#define GWD_IIDR2_REV_ID_OFFSET 12 +#define GWD_IIDR2_REV_ID_MASK 0xF + +void apn806_init(void); + +static inline int apn806_rev_id_get(void) +{ + /* Returns: + * - 0 (APN806_REV_ID_A0) for A0 + * - 1 (APN806_REV_ID_A1) for A1 + */ + return (mmio_read_32(MVEBU_CSS_GWD_CTRL_IIDR2_REG) >> + GWD_IIDR2_REV_ID_OFFSET) & + GWD_IIDR2_REV_ID_MASK; +} + +#endif /* __APN806_SETUP_H__ */ |