76 lines
2.2 KiB
C
76 lines
2.2 KiB
C
/**
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* Pinephone Keyboard Firmware
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*
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* Copyright (C) 2021 Ondřej Jirman <megi@xff.cz>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __PPKB_I2C_REGISTERS__
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#define __PPKB_I2C_REGISTERS__
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// defines register API in BCD format (currently 1.0)
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// on incompatible change this may need to be changed
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#define FW_REVISION 0x10
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#define REG_DEVID_K 0x00
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#define REG_DEVID_B 0x01
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#define REG_FW_REVISION 0x02
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#define REG_FW_FEATURES 0x03
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#define REG_FW_FEATURES_USB_DEBUGGER BIT(0)
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#define REG_FW_FEATURES_FLASHING_MODE BIT(1)
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#define REG_FW_FEATURES_SELF_TEST BIT(2)
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#define REG_FW_FEATURES_STOCK_FW BIT(3)
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#define REG_FW_FEATURES_I2CA BIT(4)
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#define REG_KEYMATRIX_SIZE 0x06
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#define REG_KEYMATRIX_STATE_CRC8 0x07
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#define REG_KEYMATRIX_STATE 0x08
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#define REG_KEYMATRIX_STATE_END 0x13
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#define REG_SYS_CONFIG 0x20
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#define REG_SYS_CONFIG_SCAN_BLOCK BIT(0)
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#define REG_SYS_CHG_ADDR 0x21
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#define REG_SYS_CHG_DATA 0x22
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#define REG_SYS_COMMAND 0x23
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#define REG_SYS_COMMAND_MCU_RESET 'r'
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#define REG_SYS_COMMAND_USB_IAP 'i'
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#define REG_SYS_COMMAND_SELFTEST 't'
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#define REG_SYS_COMMAND_CHG_READ 0x91
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#define REG_SYS_COMMAND_CHG_WRITE 0xA1
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#define REG_SYS_USER_APP_BLOCK 0x24
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#define REG_SYS_USER_APP_BLOCK_MAGIC 0x53
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#define REG_FLASH_DATA_START 0x70
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#define REG_FLASH_DATA_END 0xef
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#define REG_FLASH_ADDR_L 0xf0
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#define REG_FLASH_ADDR_H 0xf1
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#define REG_FLASH_CRC8 0xf2
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#define REG_FLASH_UNLOCK 0xf3
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#define REG_FLASH_UNLOCK_MAGIC 0x46
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#define REG_FLASH_CMD 0xf4
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#define REG_FLASH_CMD_READ_ROM 0x52
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#define REG_FLASH_CMD_WRITE_ROM 0x57
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#define REG_FLASH_CMD_ERASE_ROM 0x45
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#define REG_FLASH_CMD_COMMIT 0x43
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#define REG_DEBUG_LOG 0xff
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#endif
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