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/*
* drivers/soc/fsl/qe/qe_ic.h
*
* QUICC ENGINE Interrupt Controller Header
*
* Copyright (C) 2006 Freescale Semiconductor, Inc. All rights reserved.
*
* Author: Li Yang <leoli@freescale.com>
* Based on code from Shlomi Gridish <gridish@freescale.com>
*
* 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; either version 2 of the License, or (at your
* option) any later version.
*/
#ifndef _POWERPC_SYSDEV_QE_IC_H
#define _POWERPC_SYSDEV_QE_IC_H
#include <soc/fsl/qe/qe_ic.h>
#define NR_QE_IC_INTS 64
/* QE IC registers offset */
#define QEIC_CICR 0x00
#define QEIC_CIVEC 0x04
#define QEIC_CRIPNR 0x08
#define QEIC_CIPNR 0x0c
#define QEIC_CIPXCC 0x10
#define QEIC_CIPYCC 0x14
#define QEIC_CIPWCC 0x18
#define QEIC_CIPZCC 0x1c
#define QEIC_CIMR 0x20
#define QEIC_CRIMR 0x24
#define QEIC_CICNR 0x28
#define QEIC_CIPRTA 0x30
#define QEIC_CIPRTB 0x34
#define QEIC_CRICR 0x3c
#define QEIC_CHIVEC 0x60
/* Interrupt priority registers */
#define CIPCC_SHIFT_PRI0 29
#define CIPCC_SHIFT_PRI1 26
#define CIPCC_SHIFT_PRI2 23
#define CIPCC_SHIFT_PRI3 20
#define CIPCC_SHIFT_PRI4 13
#define CIPCC_SHIFT_PRI5 10
#define CIPCC_SHIFT_PRI6 7
#define CIPCC_SHIFT_PRI7 4
/* CICR priority modes */
#define CICR_GWCC 0x00040000
#define CICR_GXCC 0x00020000
#define CICR_GYCC 0x00010000
#define CICR_GZCC 0x00080000
#define CICR_GRTA 0x00200000
#define CICR_GRTB 0x00400000
#define CICR_HPIT_SHIFT 8
#define CICR_HPIT_MASK 0x00000300
#define CICR_HP_SHIFT 24
#define CICR_HP_MASK 0x3f000000
/* CICNR */
#define CICNR_WCC1T_SHIFT 20
#define CICNR_ZCC1T_SHIFT 28
#define CICNR_YCC1T_SHIFT 12
#define CICNR_XCC1T_SHIFT 4
/* CRICR */
#define CRICR_RTA1T_SHIFT 20
#define CRICR_RTB1T_SHIFT 28
/* Signal indicator */
#define SIGNAL_MASK 3
#define SIGNAL_HIGH 2
#define SIGNAL_LOW 0
struct qe_ic {
/* Control registers offset */
volatile u32 __iomem *regs;
/* The remapper for this QEIC */
struct irq_domain *irqhost;
/* The "linux" controller struct */
struct irq_chip hc_irq;
/* VIRQ numbers of QE high/low irqs */
unsigned int virq_high;
unsigned int virq_low;
};
/*
* QE interrupt controller internal structure
*/
struct qe_ic_info {
u32 mask; /* location of this source at the QIMR register. */
u32 mask_reg; /* Mask register offset */
u8 pri_code; /* for grouped interrupts sources - the interrupt
code as appears at the group priority register */
u32 pri_reg; /* Group priority register offset */
};
#endif /* _POWERPC_SYSDEV_QE_IC_H */
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