| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef __ASM_MACH_CPUTYPE_H |
| #define __ASM_MACH_CPUTYPE_H |
| |
| #include <asm/cputype.h> |
| |
| /* |
| * CPU Stepping CPU_ID CHIP_ID |
| * |
| * PXA168 S0 0x56158400 0x0000C910 |
| * PXA168 A0 0x56158400 0x00A0A168 |
| * PXA910 Y1 0x56158400 0x00F2C920 |
| * PXA910 A0 0x56158400 0x00F2C910 |
| * PXA910 A1 0x56158400 0x00A0C910 |
| * PXA920 Y0 0x56158400 0x00F2C920 |
| * PXA920 A0 0x56158400 0x00A0C920 |
| * PXA920 A1 0x56158400 0x00A1C920 |
| * MMP2 Z0 0x560f5811 0x00F00410 |
| * MMP2 Z1 0x560f5811 0x00E00410 |
| * MMP2 A0 0x560f5811 0x00A0A610 |
| */ |
| |
| extern unsigned int mmp_chip_id; |
| |
| #ifdef CONFIG_CPU_PXA168 |
| static inline int cpu_is_pxa168(void) |
| { |
| return (((read_cpuid_id() >> 8) & 0xff) == 0x84) && |
| ((mmp_chip_id & 0xfff) == 0x168); |
| } |
| #else |
| #define cpu_is_pxa168() (0) |
| #endif |
| |
| /* cpu_is_pxa910() is shared on both pxa910 and pxa920 */ |
| #ifdef CONFIG_CPU_PXA910 |
| static inline int cpu_is_pxa910(void) |
| { |
| return (((read_cpuid_id() >> 8) & 0xff) == 0x84) && |
| (((mmp_chip_id & 0xfff) == 0x910) || |
| ((mmp_chip_id & 0xfff) == 0x920)); |
| } |
| #else |
| #define cpu_is_pxa910() (0) |
| #endif |
| |
| #ifdef CONFIG_CPU_MMP2 |
| static inline int cpu_is_mmp2(void) |
| { |
| return (((read_cpuid_id() >> 8) & 0xff) == 0x58); |
| } |
| #else |
| #define cpu_is_mmp2() (0) |
| #endif |
| |
| #endif /* __ASM_MACH_CPUTYPE_H */ |
