diff options
Diffstat (limited to 'arch/arm/plat-s5p/include/plat/irqs.h')
| -rw-r--r-- | arch/arm/plat-s5p/include/plat/irqs.h | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/arch/arm/plat-s5p/include/plat/irqs.h b/arch/arm/plat-s5p/include/plat/irqs.h new file mode 100644 index 000000000000..42e757f2e40c --- /dev/null +++ b/arch/arm/plat-s5p/include/plat/irqs.h @@ -0,0 +1,90 @@ +/* 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) S5P_IRQ(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) + +#endif /* __ASM_PLAT_S5P_IRQS_H */ |