diff options
Diffstat (limited to 'src/mainboard/siemens/mc_tcu3/ptn3460.h')
| -rw-r--r-- | src/mainboard/siemens/mc_tcu3/ptn3460.h | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/src/mainboard/siemens/mc_tcu3/ptn3460.h b/src/mainboard/siemens/mc_tcu3/ptn3460.h new file mode 100644 index 0000000000..b975a69c00 --- /dev/null +++ b/src/mainboard/siemens/mc_tcu3/ptn3460.h @@ -0,0 +1,78 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2014 Siemens AG + * + * 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; version 2 of the License. + * + * 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 St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef PTN3460_H_ +#define PTN3460_H_ + +#include <delay.h> +#include "modhwinfo.h" +#include "lcd_panel.h" + +#define PTN_SLAVE_ADR 0x20 +#define PTN_I2C_CONTROLER 0 + +#define PTN_EDID_OFF 0x00 +#define PTN_EDID_LEN 0x80 +#define PTN_CONFIG_OFF 0x80 +#define PTN_CONFIG_LEN 0x19 +#define PTN_FLASH_CFG_OFF 0xE8 +#define PTN_FLASH_CFG_LEN 0x04 +#define PTN_MAX_EDID_NUM 6 + +/* Define some error codes that can be used */ +#define PTN_NO_ERROR 0x00000000 +#define PTN_BUS_ERROR 0x10000000 +#define PTN_INVALID_EDID 0x20000000 + +struct ptn_3460_config{ + u8 dp_interface_ctrl; /* DiplayPort interface control */ + u8 lvds_interface_ctrl1; /* LVDS interface control register 1 */ + u8 lvds_interface_ctrl2; /* LVDS interface control register 2 */ + u8 lvds_interface_ctrl3; /* LVDS interface control register 3 */ + u8 edid_rom_emulation; /* select which EDID-block is emulated */ + u8 edid_rom_access_ctrl; /* select which EDID block to map to 0..0x7F */ + u8 pwm_min[3]; /* smallest PWM frequency for back light */ + u8 pwm_max[3]; /* biggest PWM frequency for back light */ + u8 fast_link_ctrl; /* Fast link training control register */ + u8 pin_cfg_ctrl1; /* Pin configuration control register 1 */ + u8 pin_cfg_ctrl2; /* Pin configuration control register 2 */ + u8 pwm_default; /* Default PWM bit count in DPCD register */ + u16 pwm_value; /* Current PWM bit count in DPCD register */ + u8 pwm_default_freq; /* Default PWM frequency in DPCD register */ + u8 t3_timing; /* Panel T3 timing value */ + u8 t12_timing; /* Panel T12 timing value */ + u8 backlight_ctrl; /* Back light control register */ + u8 t2_delay; /* Panel T2 delay */ + u8 t4_timing; /* Panel T4 timing value */ + u8 t5_delay; /* Panel T5 delay */ +}__attribute__((packed)); + +struct ptn_3460_flash{ + u8 cmd; /* Flash command (erase or erase and flash) */ + u16 magic; /* Magic number needed by the flash algorithm */ + u8 trigger; /* Trigger for starting flash operation */ +}__attribute__((packed)); + + +int ptn3460_init(char lcd_type, struct edidinfo *eib, struct shortinfo *sib); +int ptn3460_read_edid(u8 edid_num, u8 *data); +int ptn3460_write_edid(u8 edid_num, u8 *data); +int ptn_select_edid(u8 edid_num); +int ptn3460_flash_config(void); +#endif /* PTN3460_H_ */ |