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https://github.com/AsahiLinux/u-boot
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639ca4b7f1
It is necessary to read the status of the PGY_PRES pin so that u-boot can react accordingly. Signed-off-by: Rainer Boschung <rainer.boschung@hitachienergy.com> Signed-off-by: Aleksandar Gerasimovski <aleksandar.gerasimovski@hitachienergy.com> Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
43 lines
1.2 KiB
C
43 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* (C) Copyright 2018 ABB
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* Valentin Longchamp <valentin.longchamp@hitachi-powergrids.com>
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*/
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#ifndef __QRIO_H
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#define __QRIO_H
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/* QRIO GPIO ports */
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#define QRIO_GPIO_A 0x40
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#define QRIO_GPIO_B 0x60
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void show_qrio(void);
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bool qrio_get_selftest_pin(void);
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bool qrio_get_pgy_pres_pin(void);
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int qrio_get_gpio(u8 port_off, u8 gpio_nr);
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void qrio_set_opendrain_gpio(u8 port_off, u8 gpio_nr, u8 val);
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void qrio_set_gpio(u8 port_off, u8 gpio_nr, bool value);
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void qrio_gpio_direction_output(u8 port_off, u8 gpio_nr, bool value);
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void qrio_gpio_direction_input(u8 port_off, u8 gpio_nr);
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/* QRIO Periphery reset configurations */
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#define PRSTCFG_POWUP_UNIT_CORE_RST 0x0
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#define PRSTCFG_POWUP_UNIT_RST 0x1
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#define PRSTCFG_POWUP_RST 0x3
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void qrio_prst(u8 bit, bool en, bool wden);
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void qrio_wdmask(u8 bit, bool wden);
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void qrio_prstcfg(u8 bit, u8 mode);
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void qrio_set_leds(void);
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void qrio_enable_app_buffer(void);
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void qrio_cpuwd_flag(bool flag);
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bool qrio_reason_unitrst(void);
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/* QRIO uP reset request configurations */
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#define UPREQ_UNIT_RST 0x0
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#define UPREQ_CORE_RST 0x1
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void qrio_uprstreq(u8 mode);
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void i2c_deblock_gpio_cfg(void);
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#endif /* __QRIO_H */
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