3 * egnite GmbH <info@egnite.de>
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
25 * Ethernut 5 power management support
27 * For additional information visit the project home page at
28 * http://www.ethernut.de/
31 /* I2C address of the PMC */
32 #define PWRMAN_I2C_ADDR 0x22
35 #define PWRMAN_REG_VERS 0 /* Version register */
36 #define PWRMAN_REG_STA 1 /* Feature status register */
37 #define PWRMAN_REG_ENA 2 /* Feature enable register */
38 #define PWRMAN_REG_DIS 3 /* Feature disable register */
39 #define PWRMAN_REG_TEMP 4 /* Board temperature */
40 #define PWRMAN_REG_VAUX 6 /* Auxiliary input voltage */
41 #define PWRMAN_REG_LEDCTL 8 /* LED blinking timer. */
43 /* Feature flags used in status, enable and disable registers */
44 #define PWRMAN_BOARD 0x01 /* 1.8V and 3.3V supply */
45 #define PWRMAN_VBIN 0x02 /* VBUS input at device connector */
46 #define PWRMAN_VBOUT 0x04 /* VBUS output at host connector */
47 #define PWRMAN_MMC 0x08 /* Memory card supply */
48 #define PWRMAN_RS232 0x10 /* RS-232 driver shutdown */
49 #define PWRMAN_ETHCLK 0x20 /* Ethernet clock enable */
50 #define PWRMAN_ETHRST 0x40 /* Ethernet PHY reset */
51 #define PWRMAN_WAKEUP 0x80 /* RTC wake-up */
53 /* Features, which are not essential to keep u-boot alive */
54 #define PWRMAN_DISPENSIBLE (PWRMAN_VBOUT | PWRMAN_MMC | PWRMAN_ETHCLK)
56 /* Enable Ethernut 5 power management. */
57 extern void ethernut5_power_init(void);
59 /* Reset Ethernet PHY. */
60 extern void ethernut5_phy_reset(void);
62 extern void ethernut5_print_version(void);
65 extern void ethernut5_print_power(void);
66 extern void ethernut5_print_celsius(void);
67 extern void ethernut5_print_voltage(void);