2 * This file is part of the coreboot project.
4 * Copyright (C) 2011 The ChromiumOS Authors. All rights reserved.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 #ifndef SUPERIO_ITE_IT8772F_IT8772F_H
22 #define SUPERIO_ITE_IT8772F_IT8772F_H
24 #define IT8772F_BASE 0x2e
26 #define IT8772F_FDC 0x00 /* Floppy disk controller */
27 #define IT8772F_SP1 0x01 /* Com1 */
28 #define IT8772F_EC 0x04 /* Environment controller */
29 #define IT8772F_KBCK 0x05 /* Keyboard */
30 #define IT8772F_KBCM 0x06 /* Mouse */
31 #define IT8772F_GPIO 0x07 /* GPIO */
32 #define IT8772F_IR 0x0a /* Consumer IR */
34 /* Environmental Controller interface */
35 #define IT8772F_INTERFACE_SELECT 0x0a
36 #define IT8772F_INTERFACE_PSEUDO_EOC (1 << 7)
37 #define IT8772F_INTERFACE_SMB_ENABLE (1 << 6)
38 #define IT8772F_INTERFACE_SEL_DISABLE (0 << 4)
39 #define IT8772F_INTERFACE_SEL_SST_SLAVE (1 << 4)
40 #define IT8772F_INTERFACE_SEL_PECI (2 << 4)
41 #define IT8772F_INTERFACE_SEL_SST_HOST (3 << 4)
42 #define IT8772F_INTERFACE_CLOCK_32MHZ (0 << 3)
43 #define IT8772F_INTERFACE_CLOCK_24MHZ (1 << 3)
44 #define IT8772F_INTERFACE_SPEED_TOLERANCE (1 << 2)
45 #define IT8772F_INTERFACE_PECI_AWFCS (1 << 0)
46 #define IT8772F_FAN_TAC2_READ 0x0e
47 #define IT8772F_FAN_TAC3_READ 0x0f
48 #define IT8772F_FAN_MAIN_CTL 0x13
49 #define IT8772F_FAN_MAIN_CTL_TAC_SMART(x) (1 << ((x)-1))
50 #define IT8772F_FAN_MAIN_CTL_TAC_EN(x) (1 << ((x)+3))
51 #define IT8772F_FAN_CTL_MODE 0x14
52 #define IT8772F_FAN_CTL_ON(x) (1 << ((x)-1))
53 #define IT8772F_FAN_PWM_MIN_DUTY (1 << 3)
54 #define IT8772F_FAN_PWM_CLOCK_48MHZ (0 << 4)
55 #define IT8772F_FAN_PWM_CLOCK_24MHZ (1 << 4)
56 #define IT8772F_FAN_PWM_CLOCK_8MHZ (3 << 4)
57 #define IT8772F_FAN_PWM_CLOCK_6MHZ (4 << 4)
58 #define IT8772F_FAN_PWM_CLOCK_3MHZ (5 << 4)
59 #define IT8772F_FAN_PWM_CLOCK_1_5MHZ (6 << 4)
60 #define IT8772F_FAN_PWM_CLOCK_51KHZ (7 << 4)
61 #define IT8772F_FAN_CTL_POLARITY_LOW (0 << 7)
62 #define IT8772F_FAN_CTL_POLARITY_HIGH (1 << 7)
63 #define IT8772F_FAN_CTL2_PWM_MODE 0x16
64 #define IT8772F_FAN_CTL3_PWM_MODE 0x17
65 #define IT8772F_FAN_CTL_PWM_MODE_SOFTWARE (0 << 7)
66 #define IT8772F_FAN_CTL_PWM_MODE_AUTOMATIC (1 << 7)
67 #define IT8772F_ADC_TEMP_CHANNEL_ENABLE 0x51
68 #define IT8772F_FAN_CTL2_PWM_START 0x6b
69 #define IT8772F_FAN_CTL2_AUTO_MODE 0x6c
70 #define IT8772F_FAN_CTL3_PWM_START 0x73
71 #define IT8772F_FAN_CTL3_AUTO_MODE 0x74
72 #define IT8772F_FAN_CTL_AUTO_SMOOTHING_DIS (0 << 7)
73 #define IT8772F_FAN_CTL_AUTO_SMOOTHING_EN (1 << 7)
74 #define IT8772F_EXTEMP_STATUS 0x88
75 #define IT8772F_EXTEMP_ADDRESS 0x89
76 #define IT8772F_EXTEMP_WRITE_LENGTH 0x8a
77 #define IT8772F_EXTEMP_READ_LENGTH 0x8b
78 #define IT8772F_EXTEMP_COMMAND 0x8c
79 #define IT8772F_EXTEMP_WRITE_DATA_2 0x8d
80 #define IT8772F_EXTEMP_CONTROL 0x8e
81 #define IT8772F_EXTEMP_CONTROL_AUTO_32HZ (0 << 6)
82 #define IT8772F_EXTEMP_CONTROL_AUTO_16HZ (1 << 6)
83 #define IT8772F_EXTEMP_CONTROL_AUTO_8HZ (2 << 6)
84 #define IT8772F_EXTEMP_CONTROL_AUTO_4HZ (3 << 6)
85 #define IT8772F_EXTEMP_CONTROL_AUTO_START (1 << 5)
86 #define IT8772F_EXTEMP_CONTROL_AUTO_ABORT (1 << 4)
87 #define IT8772F_EXTEMP_CONTROL_AUTO_TWO_DOMAIN (1 << 3)
88 #define IT8772F_EXTEMP_CONTROL_CONTENTION (1 << 2)
89 #define IT8772F_EXTEMP_CONTROL_SST_IDLE_HIGH (1 << 1)
90 #define IT8772F_EXTEMP_CONTROL_START (1 << 0)
92 /* Standard PECI GetTemp */
93 #define PECI_CLIENT_ADDRESS 0x30
94 #define PECI_GETTEMP_COMMAND 0x01
95 #define PECI_GETTEMP_WRITE_LENGTH 0x01
96 #define PECI_GETTEMP_READ_LENGTH 0x02
99 #define IT8772F_GPIO_LED_BLINK1_PINMAP 0xf8
100 #define IT8772F_GPIO_LED_BLINK1_CONTROL 0xf9
102 #define GPIO_REG_SELECT(x) (0x25 + (x))
103 #define GPIO_REG_POLARITY(x) (0xb0 + (x))
104 #define GPIO_REG_PULLUP(x) (0xb8 + (x))
105 #define GPIO_REG_ENABLE(x) (0xc0 + (x))
106 #define GPIO_REG_OUTPUT(x) (0xc8 + (x))
109 u8 it8772f_sio_read(u8 index);
110 void it8772f_sio_write(u8 index, u8 value);
111 void it8772f_enable_serial(device_t dev, u16 iobase);
112 void it8772f_kill_watchdog(void);
113 void it8772f_24mhz_clkin(void);
114 void it8772f_enable_3vsbsw(void);
115 void it8772f_ac_resume_southbridge(void);
116 void it8772f_gpio_setup(int set, u8 func_select, u8 polarity, u8 pullup,
117 u8 output, u8 enable);