1/* 2 * (C) Copyright 2011 3 * egnite GmbH <info@egnite.de> 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 8/* 9 * Ethernut 5 power management support 10 * 11 * For additional information visit the project home page at 12 * http://www.ethernut.de/ 13 */ 14 15/* I2C address of the PMC */ 16#define PWRMAN_I2C_ADDR 0x22 17 18/* PMC registers */ 19#define PWRMAN_REG_VERS 0 /* Version register */ 20#define PWRMAN_REG_STA 1 /* Feature status register */ 21#define PWRMAN_REG_ENA 2 /* Feature enable register */ 22#define PWRMAN_REG_DIS 3 /* Feature disable register */ 23#define PWRMAN_REG_TEMP 4 /* Board temperature */ 24#define PWRMAN_REG_VAUX 6 /* Auxiliary input voltage */ 25#define PWRMAN_REG_LEDCTL 8 /* LED blinking timer. */ 26 27/* Feature flags used in status, enable and disable registers */ 28#define PWRMAN_BOARD 0x01 /* 1.8V and 3.3V supply */ 29#define PWRMAN_VBIN 0x02 /* VBUS input at device connector */ 30#define PWRMAN_VBOUT 0x04 /* VBUS output at host connector */ 31#define PWRMAN_MMC 0x08 /* Memory card supply */ 32#define PWRMAN_RS232 0x10 /* RS-232 driver shutdown */ 33#define PWRMAN_ETHCLK 0x20 /* Ethernet clock enable */ 34#define PWRMAN_ETHRST 0x40 /* Ethernet PHY reset */ 35#define PWRMAN_WAKEUP 0x80 /* RTC wake-up */ 36 37/* Features, which are not essential to keep u-boot alive */ 38#define PWRMAN_DISPENSIBLE (PWRMAN_VBOUT | PWRMAN_MMC | PWRMAN_ETHCLK) 39 40/* Enable Ethernut 5 power management. */ 41extern void ethernut5_power_init(void); 42 43/* Reset Ethernet PHY. */ 44extern void ethernut5_phy_reset(void); 45 46extern void ethernut5_print_version(void); 47 48#ifdef CONFIG_CMD_BSP 49extern void ethernut5_print_power(void); 50extern void ethernut5_print_celsius(void); 51extern void ethernut5_print_voltage(void); 52#endif 53