mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-16 06:36:46 +07:00
908debc8da
Add method to return the clock of the CPU. This is needed by the arch code to calculate the mips_hpt_frequency. Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> Acked-by: Ralf Baechle <ralf@linux-mips.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
52 lines
1.6 KiB
C
52 lines
1.6 KiB
C
#ifndef LINUX_BCMA_DRIVER_MIPS_H_
|
|
#define LINUX_BCMA_DRIVER_MIPS_H_
|
|
|
|
#define BCMA_MIPS_IPSFLAG 0x0F08
|
|
/* which sbflags get routed to mips interrupt 1 */
|
|
#define BCMA_MIPS_IPSFLAG_IRQ1 0x0000003F
|
|
#define BCMA_MIPS_IPSFLAG_IRQ1_SHIFT 0
|
|
/* which sbflags get routed to mips interrupt 2 */
|
|
#define BCMA_MIPS_IPSFLAG_IRQ2 0x00003F00
|
|
#define BCMA_MIPS_IPSFLAG_IRQ2_SHIFT 8
|
|
/* which sbflags get routed to mips interrupt 3 */
|
|
#define BCMA_MIPS_IPSFLAG_IRQ3 0x003F0000
|
|
#define BCMA_MIPS_IPSFLAG_IRQ3_SHIFT 16
|
|
/* which sbflags get routed to mips interrupt 4 */
|
|
#define BCMA_MIPS_IPSFLAG_IRQ4 0x3F000000
|
|
#define BCMA_MIPS_IPSFLAG_IRQ4_SHIFT 24
|
|
|
|
/* MIPS 74K core registers */
|
|
#define BCMA_MIPS_MIPS74K_CORECTL 0x0000
|
|
#define BCMA_MIPS_MIPS74K_EXCEPTBASE 0x0004
|
|
#define BCMA_MIPS_MIPS74K_BIST 0x000C
|
|
#define BCMA_MIPS_MIPS74K_INTMASK_INT0 0x0014
|
|
#define BCMA_MIPS_MIPS74K_INTMASK(int) \
|
|
((int) * 4 + BCMA_MIPS_MIPS74K_INTMASK_INT0)
|
|
#define BCMA_MIPS_MIPS74K_NMIMASK 0x002C
|
|
#define BCMA_MIPS_MIPS74K_GPIOSEL 0x0040
|
|
#define BCMA_MIPS_MIPS74K_GPIOOUT 0x0044
|
|
#define BCMA_MIPS_MIPS74K_GPIOEN 0x0048
|
|
#define BCMA_MIPS_MIPS74K_CLKCTLST 0x01E0
|
|
|
|
#define BCMA_MIPS_OOBSELOUTA30 0x100
|
|
|
|
struct bcma_device;
|
|
|
|
struct bcma_drv_mips {
|
|
struct bcma_device *core;
|
|
u8 setup_done:1;
|
|
unsigned int assigned_irqs;
|
|
};
|
|
|
|
#ifdef CONFIG_BCMA_DRIVER_MIPS
|
|
extern void bcma_core_mips_init(struct bcma_drv_mips *mcore);
|
|
#else
|
|
static inline void bcma_core_mips_init(struct bcma_drv_mips *mcore) { }
|
|
#endif
|
|
|
|
extern u32 bcma_cpu_clock(struct bcma_drv_mips *mcore);
|
|
|
|
extern unsigned int bcma_core_mips_irq(struct bcma_device *dev);
|
|
|
|
#endif /* LINUX_BCMA_DRIVER_MIPS_H_ */
|