mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-05 13:46:39 +07:00
df1590d9ae
This patch moves shirq interrupt controllers driver and header file out of plat-spear directory. It is moved to drivers/irqchip/ directory. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
65 lines
1.7 KiB
C
65 lines
1.7 KiB
C
/*
|
|
* SPEAr platform shared irq layer header file
|
|
*
|
|
* Copyright (C) 2009-2012 ST Microelectronics
|
|
* Viresh Kumar <viresh.linux@gmail.com>
|
|
*
|
|
* This file is licensed under the terms of the GNU General Public
|
|
* License version 2. This program is licensed "as is" without any
|
|
* warranty of any kind, whether express or implied.
|
|
*/
|
|
|
|
#ifndef __SPEAR_SHIRQ_H
|
|
#define __SPEAR_SHIRQ_H
|
|
|
|
#include <linux/irq.h>
|
|
#include <linux/types.h>
|
|
|
|
/*
|
|
* struct shirq_regs: shared irq register configuration
|
|
*
|
|
* enb_reg: enable register offset
|
|
* reset_to_enb: val 1 indicates, we need to clear bit for enabling interrupt
|
|
* status_reg: status register offset
|
|
* status_reg_mask: status register valid mask
|
|
* clear_reg: clear register offset
|
|
* reset_to_clear: val 1 indicates, we need to clear bit for clearing interrupt
|
|
*/
|
|
struct shirq_regs {
|
|
u32 enb_reg;
|
|
u32 reset_to_enb;
|
|
u32 status_reg;
|
|
u32 clear_reg;
|
|
u32 reset_to_clear;
|
|
};
|
|
|
|
/*
|
|
* struct spear_shirq: shared irq structure
|
|
*
|
|
* irq: hardware irq number
|
|
* irq_base: base irq in linux domain
|
|
* irq_nr: no. of shared interrupts in a particular block
|
|
* irq_bit_off: starting bit offset in the status register
|
|
* invalid_irq: irq group is currently disabled
|
|
* base: base address of shared irq register
|
|
* regs: register configuration for shared irq block
|
|
*/
|
|
struct spear_shirq {
|
|
u32 irq;
|
|
u32 irq_base;
|
|
u32 irq_nr;
|
|
u32 irq_bit_off;
|
|
int invalid_irq;
|
|
void __iomem *base;
|
|
struct shirq_regs regs;
|
|
};
|
|
|
|
int __init spear300_shirq_of_init(struct device_node *np,
|
|
struct device_node *parent);
|
|
int __init spear310_shirq_of_init(struct device_node *np,
|
|
struct device_node *parent);
|
|
int __init spear320_shirq_of_init(struct device_node *np,
|
|
struct device_node *parent);
|
|
|
|
#endif /* __SPEAR_SHIRQ_H */
|