1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * Siemens SX1 board definitions 4 * 5 * Copyright: Vovan888 at gmail com 6 */ 7 8 #ifndef __ASM_ARCH_SX1_I2C_CHIPS_H 9 #define __ASM_ARCH_SX1_I2C_CHIPS_H 10 11 #define SOFIA_MAX_LIGHT_VAL 0x2B 12 13 #define SOFIA_I2C_ADDR 0x32 14 /* Sofia reg 3 bits masks */ 15 #define SOFIA_POWER1_REG 0x03 16 17 #define SOFIA_USB_POWER 0x01 18 #define SOFIA_MMC_POWER 0x04 19 #define SOFIA_BLUETOOTH_POWER 0x08 20 #define SOFIA_MMILIGHT_POWER 0x20 21 22 #define SOFIA_POWER2_REG 0x04 23 #define SOFIA_BACKLIGHT_REG 0x06 24 #define SOFIA_KEYLIGHT_REG 0x07 25 #define SOFIA_DIMMING_REG 0x09 26 27 28 /* Function Prototypes for SX1 devices control on I2C bus */ 29 30 int sx1_setbacklight(u8 backlight); 31 int sx1_getbacklight(u8 *backlight); 32 int sx1_setkeylight(u8 keylight); 33 int sx1_getkeylight(u8 *keylight); 34 35 int sx1_setmmipower(u8 onoff); 36 int sx1_setusbpower(u8 onoff); 37 int sx1_i2c_read_byte(u8 devaddr, u8 regoffset, u8 *value); 38 int sx1_i2c_write_byte(u8 devaddr, u8 regoffset, u8 value); 39 40 /* MMC prototypes */ 41 42 extern void sx1_mmc_init(void); 43 extern void sx1_mmc_slot_cover_handler(void *arg, int state); 44 45 #endif /* __ASM_ARCH_SX1_I2C_CHIPS_H */ 46