2016-05-27 12:04:13 +02:00
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/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2014 Sage Electronic Engineering, LLC
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef GPIO_FTNS_H
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#define GPIO_FTNS_H
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2018-07-27 15:59:51 +02:00
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void configure_gpio(u32 iomux_gpio, u8 iomux_ftn, u32 gpio, u32 setting);
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2017-01-16 18:58:53 +01:00
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int get_spd_offset(void);
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2016-05-27 12:04:13 +02:00
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#define IOMUX_OFFSET 0xD00
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#define GPIO_OFFSET 0x1500
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//
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2017-10-12 11:55:16 +02:00
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// Based on PC Engines APU2C and APU3A schematics
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2016-05-27 12:04:13 +02:00
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// http://www.pcengines.ch/schema/apu2c.pdf
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2017-10-12 11:55:16 +02:00
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// http://www.pcengines.ch/schema/apu3a.pdf
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2016-05-27 12:04:13 +02:00
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//
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2018-07-27 15:59:51 +02:00
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#define IOMUX_GPIO_22 0x09 // MODESW (APU5)
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2017-10-12 11:55:16 +02:00
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#define IOMUX_GPIO_32 0x59 // MODESW (SIMSWAP2 on APU5)
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#define IOMUX_GPIO_33 0x5A // SIMSWAP (SIMSWAP3 on APU5)
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2016-05-27 12:04:13 +02:00
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#define IOMUX_GPIO_49 0x40 // STRAP0
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#define IOMUX_GPIO_50 0x41 // STRAP1
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2017-10-12 11:55:16 +02:00
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#define IOMUX_GPIO_51 0x42 // PE3 Reset (SIM1 Reset on APU5)
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#define IOMUX_GPIO_55 0x43 // PE4 Reset (SIM2 Reset on APU5)
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2016-05-27 12:04:13 +02:00
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#define IOMUX_GPIO_57 0x44 // LED1#
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#define IOMUX_GPIO_58 0x45 // LED2#
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#define IOMUX_GPIO_59 0x46 // LED3#
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2017-10-12 11:55:16 +02:00
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#define IOMUX_GPIO_64 0x47 // PE3_WDIS (SIM3 Reset on APU5)
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2016-05-27 12:04:13 +02:00
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#define IOMUX_GPIO_66 0x5B // SPKR
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2017-10-12 11:55:16 +02:00
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#define IOMUX_GPIO_68 0x48 // PE4_WDIS (SIMSWAP1 on APU5)
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2016-05-27 12:04:13 +02:00
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#define IOMUX_GPIO_71 0x4D // PROCHOT
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2018-07-27 15:59:51 +02:00
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#define GPIO_22 0x24 // MODESW (APU5)
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2017-10-12 11:55:16 +02:00
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#define GPIO_32 0x164 // MODESW (SIMSWAP2 on APU5)
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#define GPIO_33 0x168 // SIMSWAP (SIMSWAP3 on APU5)
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2016-05-27 12:04:13 +02:00
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#define GPIO_49 0x100 // STRAP0
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#define GPIO_50 0x104 // STRAP1
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2017-10-12 11:55:16 +02:00
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#define GPIO_51 0x108 // PE3 Reset (SIM1 Reset on APU5)
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#define GPIO_55 0x10C // PE4 Reset (SIM2 Reset on APU5)
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2016-05-27 12:04:13 +02:00
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#define GPIO_57 0x110 // LED1#
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#define GPIO_58 0x114 // LED2#
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#define GPIO_59 0x118 // LED3#
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2017-10-12 11:55:16 +02:00
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#define GPIO_64 0x11C // PE3_WDIS (SIM3 Reset on APU5)
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2016-05-27 12:04:13 +02:00
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#define GPIO_66 0x16C // SPKR
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2017-10-12 11:55:16 +02:00
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#define GPIO_68 0x120 // PE4_WDIS (SIMSWAP1 on APU5)
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2016-05-27 12:04:13 +02:00
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#define GPIO_71 0x134 // PROCHOT
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2018-07-27 15:59:51 +02:00
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#define GPIO_OUTPUT_ENABLE BIT23
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#define GPIO_OUTPUT_VALUE BIT22
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#define GPIO_PULL_DOWN_ENABLE BIT21
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#define GPIO_PULL_UP_ENABLE BIT20
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#define GPIO_PIN_STS BIT16
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2016-05-27 12:04:13 +02:00
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#endif /* GPIO_FTNS_H */
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