52 lines
1.6 KiB
C
52 lines
1.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* (C) Copyright 2011
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* egnite GmbH <info@egnite.de>
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*/
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/*
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* Ethernut 5 power management support
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*
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* For additional information visit the project home page at
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* http://www.ethernut.de/
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*/
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/* I2C address of the PMC */
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#define PWRMAN_I2C_ADDR 0x22
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/* PMC registers */
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#define PWRMAN_REG_VERS 0 /* Version register */
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#define PWRMAN_REG_STA 1 /* Feature status register */
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#define PWRMAN_REG_ENA 2 /* Feature enable register */
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#define PWRMAN_REG_DIS 3 /* Feature disable register */
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#define PWRMAN_REG_TEMP 4 /* Board temperature */
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#define PWRMAN_REG_VAUX 6 /* Auxiliary input voltage */
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#define PWRMAN_REG_LEDCTL 8 /* LED blinking timer. */
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/* Feature flags used in status, enable and disable registers */
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#define PWRMAN_BOARD 0x01 /* 1.8V and 3.3V supply */
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#define PWRMAN_VBIN 0x02 /* VBUS input at device connector */
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#define PWRMAN_VBOUT 0x04 /* VBUS output at host connector */
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#define PWRMAN_MMC 0x08 /* Memory card supply */
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#define PWRMAN_RS232 0x10 /* RS-232 driver shutdown */
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#define PWRMAN_ETHCLK 0x20 /* Ethernet clock enable */
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#define PWRMAN_ETHRST 0x40 /* Ethernet PHY reset */
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#define PWRMAN_WAKEUP 0x80 /* RTC wake-up */
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/* Features, which are not essential to keep u-boot alive */
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#define PWRMAN_DISPENSIBLE (PWRMAN_VBOUT | PWRMAN_MMC | PWRMAN_ETHCLK)
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/* Enable Ethernut 5 power management. */
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extern void ethernut5_power_init(void);
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/* Reset Ethernet PHY. */
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extern void ethernut5_phy_reset(void);
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extern void ethernut5_print_version(void);
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#ifdef CONFIG_CMD_BSP
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extern void ethernut5_print_power(void);
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extern void ethernut5_print_celsius(void);
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extern void ethernut5_print_voltage(void);
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#endif
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