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/* linux/arch/arm/plat-s5p/include/plat/irqs.h
*
* Copyright (c) 2009 Samsung Electronics Co., Ltd.
* http://www.samsung.com/
*
* S5P Common IRQ support
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef __ASM_PLAT_S5P_IRQS_H
#define __ASM_PLAT_S5P_IRQS_H __FILE__
/* we keep the first set of CPU IRQs out of the range of
* the ISA space, so that the PC104 has them to itself
* and we don't end up having to do horrible things to the
* standard ISA drivers....
*
* note, since we're using the VICs, our start must be a
* mulitple of 32 to allow the common code to work
*/
#define S5P_IRQ_OFFSET (32)
#define S5P_IRQ(x) ((x) + S5P_IRQ_OFFSET)
#define S5P_VIC0_BASE S5P_IRQ(0)
#define S5P_VIC1_BASE S5P_IRQ(32)
#define S5P_VIC2_BASE S5P_IRQ(64)
#define S5P_VIC3_BASE S5P_IRQ(96)
#define VIC_BASE(x) (S5P_VIC0_BASE + ((x)*32))
#define IRQ_VIC0_BASE S5P_VIC0_BASE
#define IRQ_VIC1_BASE S5P_VIC1_BASE
#define IRQ_VIC2_BASE S5P_VIC2_BASE
/* UART interrupts, each UART has 4 intterupts per channel so
* use the space between the ISA and S3C main interrupts. Note, these
* are not in the same order as the S3C24XX series! */
#define IRQ_S5P_UART_BASE0 (16)
#define IRQ_S5P_UART_BASE1 (20)
#define IRQ_S5P_UART_BASE2 (24)
#define IRQ_S5P_UART_BASE3 (28)
#define UART_IRQ_RXD (0)
#define UART_IRQ_ERR (1)
#define UART_IRQ_TXD (2)
#define IRQ_S5P_UART_RX0 (IRQ_S5P_UART_BASE0 + UART_IRQ_RXD)
#define IRQ_S5P_UART_TX0 (IRQ_S5P_UART_BASE0 + UART_IRQ_TXD)
#define IRQ_S5P_UART_ERR0 (IRQ_S5P_UART_BASE0 + UART_IRQ_ERR)
#define IRQ_S5P_UART_RX1 (IRQ_S5P_UART_BASE1 + UART_IRQ_RXD)
#define IRQ_S5P_UART_TX1 (IRQ_S5P_UART_BASE1 + UART_IRQ_TXD)
#define IRQ_S5P_UART_ERR1 (IRQ_S5P_UART_BASE1 + UART_IRQ_ERR)
#define IRQ_S5P_UART_RX2 (IRQ_S5P_UART_BASE2 + UART_IRQ_RXD)
#define IRQ_S5P_UART_TX2 (IRQ_S5P_UART_BASE2 + UART_IRQ_TXD)
#define IRQ_S5P_UART_ERR2 (IRQ_S5P_UART_BASE2 + UART_IRQ_ERR)
#define IRQ_S5P_UART_RX3 (IRQ_S5P_UART_BASE3 + UART_IRQ_RXD)
#define IRQ_S5P_UART_TX3 (IRQ_S5P_UART_BASE3 + UART_IRQ_TXD)
#define IRQ_S5P_UART_ERR3 (IRQ_S5P_UART_BASE3 + UART_IRQ_ERR)
/* S3C compatibilty defines */
#define IRQ_S3CUART_RX0 IRQ_S5P_UART_RX0
#define IRQ_S3CUART_RX1 IRQ_S5P_UART_RX1
#define IRQ_S3CUART_RX2 IRQ_S5P_UART_RX2
#define IRQ_S3CUART_RX3 IRQ_S5P_UART_RX3
/* VIC based IRQs */
#define S5P_IRQ_VIC0(x) (S5P_VIC0_BASE + (x))
#define S5P_IRQ_VIC1(x) (S5P_VIC1_BASE + (x))
#define S5P_IRQ_VIC2(x) (S5P_VIC2_BASE + (x))
#define S5P_IRQ_VIC3(x) (S5P_VIC3_BASE + (x))
#define S5P_TIMER_IRQ(x) (11 + (x))
#define IRQ_TIMER0 S5P_TIMER_IRQ(0)
#define IRQ_TIMER1 S5P_TIMER_IRQ(1)
#define IRQ_TIMER2 S5P_TIMER_IRQ(2)
#define IRQ_TIMER3 S5P_TIMER_IRQ(3)
#define IRQ_TIMER4 S5P_TIMER_IRQ(4)
#define IRQ_EINT(x) ((x) < 16 ? ((x) + S5P_EINT_BASE1) \
: ((x) - 16 + S5P_EINT_BASE2))
#define EINT_OFFSET(irq) ((irq) < S5P_EINT_BASE2 ? \
((irq) - S5P_EINT_BASE1) : \
((irq) + 16 - S5P_EINT_BASE2))
#endif /* __ASM_PLAT_S5P_IRQS_H */
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