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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2013 Google Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc.
*/
#ifndef _BAYTRAIL_IRQ_H_
#define _BAYTRAIL_IRQ_H_
#define PIRQA_APIC_IRQ 16
#define PIRQB_APIC_IRQ 17
#define PIRQC_APIC_IRQ 18
#define PIRQD_APIC_IRQ 19
#define PIRQE_APIC_IRQ 20
#define PIRQF_APIC_IRQ 21
#define PIRQG_APIC_IRQ 22
#define PIRQH_APIC_IRQ 23
/* The below IRQs are for when devices are in ACPI mode. Active low. */
#define LPE_DMA0_IRQ 24
#define LPE_DMA1_IRQ 25
#define LPE_SSP0_IRQ 26
#define LPE_SSP1_IRQ 27
#define LPE_SSP2_IRQ 28
#define LPE_IPC2HOST_IRQ 29
#define LPSS_I2C1_IRQ 32
#define LPSS_I2C2_IRQ 33
#define LPSS_I2C3_IRQ 34
#define LPSS_I2C4_IRQ 35
#define LPSS_I2C5_IRQ 36
#define LPSS_I2C6_IRQ 37
#define LPSS_I2C7_IRQ 38
#define LPSS_HSUART1_IRQ 39
#define LPSS_HSUART2_IRQ 40
#define LPSS_SPI_IRQ 41
#define LPSS_DMA1_IRQ 42
#define LPSS_DMA2_IRQ 43
#define SCC_EMMC_IRQ 44
#define SCC_SDIO_IRQ 46
#define SCC_SD_IRQ 47
#define GPIO_NC_IRQ 48
#define GPIO_SC_IRQ 49
#define GPIO_SUS_IRQ 50
/* GPIO direct / dedicated IRQs. */
#define GPIO_S0_DED_IRQ_0 51
#define GPIO_S0_DED_IRQ_1 52
#define GPIO_S0_DED_IRQ_2 53
#define GPIO_S0_DED_IRQ_3 54
#define GPIO_S0_DED_IRQ_4 55
#define GPIO_S0_DED_IRQ_5 56
#define GPIO_S0_DED_IRQ_6 57
#define GPIO_S0_DED_IRQ_7 58
#define GPIO_S0_DED_IRQ_8 59
#define GPIO_S0_DED_IRQ_9 60
#define GPIO_S0_DED_IRQ_10 61
#define GPIO_S0_DED_IRQ_11 62
#define GPIO_S0_DED_IRQ_12 63
#define GPIO_S0_DED_IRQ_13 64
#define GPIO_S0_DED_IRQ_14 65
#define GPIO_S0_DED_IRQ_15 66
#define GPIO_S5_DED_IRQ_0 67
#define GPIO_S5_DED_IRQ_1 68
#define GPIO_S5_DED_IRQ_2 69
#define GPIO_S5_DED_IRQ_3 70
#define GPIO_S5_DED_IRQ_4 71
#define GPIO_S5_DED_IRQ_5 72
#define GPIO_S5_DED_IRQ_6 73
#define GPIO_S5_DED_IRQ_7 74
#define GPIO_S5_DED_IRQ_8 75
#define GPIO_S5_DED_IRQ_9 76
#define GPIO_S5_DED_IRQ_10 77
#define GPIO_S5_DED_IRQ_11 78
#define GPIO_S5_DED_IRQ_12 79
#define GPIO_S5_DED_IRQ_13 80
#define GPIO_S5_DED_IRQ_14 81
#define GPIO_S5_DED_IRQ_15 82
/* DIRQs - Two levels of expansion to evaluate to numeric constants for ASL. */
#define _GPIO_S0_DED_IRQ(slot) GPIO_S0_DED_IRQ_##slot
#define _GPIO_S5_DED_IRQ(slot) GPIO_S5_DED_IRQ_##slot
#define GPIO_S0_DED_IRQ(slot) _GPIO_S0_DED_IRQ(slot)
#define GPIO_S5_DED_IRQ(slot) _GPIO_S5_DED_IRQ(slot)
/* PIC IRQ settings. */
#define PIRQ_PIC_IRQ3 0x3
#define PIRQ_PIC_IRQ4 0x4
#define PIRQ_PIC_IRQ5 0x5
#define PIRQ_PIC_IRQ6 0x6
#define PIRQ_PIC_IRQ7 0x7
#define PIRQ_PIC_IRQ9 0x9
#define PIRQ_PIC_IRQ10 0xa
#define PIRQ_PIC_IRQ11 0xb
#define PIRQ_PIC_IRQ12 0xc
#define PIRQ_PIC_IRQ14 0xe
#define PIRQ_PIC_IRQ15 0xf
#define PIRQ_PIC_IRQDISABLE 0x80
#define PIRQ_PIC_UNKNOWN_UNUSED 0xff
/* Overloaded term, but these values determine the per device route. */
#define PIRQA 0
#define PIRQB 1
#define PIRQC 2
#define PIRQD 3
#define PIRQE 4
#define PIRQF 5
#define PIRQG 6
#define PIRQH 7
/* These registers live behind the ILB_BASE_ADDRESS */
#define ACTL 0x00
# define SCIS_MASK 0x07
# define SCIS_IRQ9 0x00
# define SCIS_IRQ10 0x01
# define SCIS_IRQ11 0x02
# define SCIS_IRQ20 0x04
# define SCIS_IRQ21 0x05
# define SCIS_IRQ22 0x06
# define SCIS_IRQ23 0x07
/* In each mainboard directory there should exist a header file irqroute.h that
* defines the PCI_DEV_PIRQ_ROUTES and PIRQ_PIC_ROUTES macros which
* consist of PCI_DEV_PIRQ_ROUTE and PIRQ_PIC entries. */
#if !defined(__ASSEMBLER__) && !defined(__ACPI__)
#include <stdint.h>
#define NUM_OF_PCI_DEVS 32
#define NUM_PIRQS 8
struct baytrail_irq_route {
/* Per device configuration. */
uint16_t pcidev[NUM_OF_PCI_DEVS];
/* Route path for each internal PIRQx in PIC mode. */
uint8_t pic[NUM_PIRQS];
};
extern const struct baytrail_irq_route global_baytrail_irq_route;
#define DEFINE_IRQ_ROUTES \
const struct baytrail_irq_route global_baytrail_irq_route = { \
.pcidev = { PCI_DEV_PIRQ_ROUTES, }, \
.pic = { PIRQ_PIC_ROUTES, }, \
}
#define PCI_DEV_PIRQ_ROUTE(dev_, a_, b_, c_, d_) \
[dev_] = ((PIRQ ## d_) << 12) | ((PIRQ ## c_) << 8) | \
((PIRQ ## b_) << 4) | ((PIRQ ## a_) << 0)
#define PIRQ_PIC(pirq_, pic_irq_) \
[PIRQ ## pirq_] = PIRQ_PIC_IRQ ## pic_irq_
/* used for ACPI only */
#define PCIE_BRIDGE_DEV(prefix_, dev_, a_, b_, c_, d_)
#endif /* !defined(__ASSEMBLER__) && !defined(__ACPI__) */
#endif /* _BAYTRAIL_IRQ_H_ */
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