1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * linux/arch/arm/mach-pxa/generic.h 4 * 5 * Author: Nicolas Pitre 6 * Copyright: MontaVista Software Inc. 7 */ 8 9 #include <linux/reboot.h> 10 11 struct irq_data; 12 13 extern unsigned int get_clk_frequency_khz(int info); 14 extern void __init pxa_dt_irq_init(int (*fn)(struct irq_data *, 15 unsigned int)); 16 extern void __init pxa_map_io(void); 17 extern void pxa_timer_init(void); 18 19 #define SET_BANK(__nr,__start,__size) \ 20 mi->bank[__nr].start = (__start), \ 21 mi->bank[__nr].size = (__size) 22 23 #define ARRAY_AND_SIZE(x) (x), ARRAY_SIZE(x) 24 25 #define pxa25x_handle_irq icip_handle_irq 26 extern int __init pxa25x_clocks_init(void); 27 extern void __init pxa25x_init_irq(void); 28 extern void __init pxa25x_map_io(void); 29 extern void __init pxa26x_init_irq(void); 30 31 #define pxa27x_handle_irq ichp_handle_irq 32 extern int __init pxa27x_clocks_init(void); 33 extern unsigned pxa27x_get_clk_frequency_khz(int); 34 extern void __init pxa27x_init_irq(void); 35 extern void __init pxa27x_map_io(void); 36 37 #define pxa3xx_handle_irq ichp_handle_irq 38 extern int __init pxa3xx_clocks_init(void); 39 extern void __init pxa3xx_init_irq(void); 40 extern void __init pxa3xx_map_io(void); 41 42 extern struct syscore_ops pxa_irq_syscore_ops; 43 extern struct syscore_ops pxa2xx_mfp_syscore_ops; 44 extern struct syscore_ops pxa3xx_mfp_syscore_ops; 45 46 void __init pxa_set_ffuart_info(void *info); 47 void __init pxa_set_btuart_info(void *info); 48 void __init pxa_set_stuart_info(void *info); 49 void __init pxa_set_hwuart_info(void *info); 50 51 void pxa_restart(enum reboot_mode, const char *); 52 53 #if defined(CONFIG_PXA25x) || defined(CONFIG_PXA27x) 54 extern void pxa2xx_clear_reset_status(unsigned int); 55 #else pxa2xx_clear_reset_status(unsigned int mask)56static inline void pxa2xx_clear_reset_status(unsigned int mask) {} 57 #endif 58 59 /* 60 * Once fully converted to the clock framework, all these functions should be 61 * removed, and replaced with a clk_get(NULL, "core"). 62 */ 63 #ifdef CONFIG_PXA25x 64 extern unsigned pxa25x_get_clk_frequency_khz(int); 65 #else 66 #define pxa25x_get_clk_frequency_khz(x) (0) 67 #endif 68 69 #ifdef CONFIG_PXA27x 70 #else 71 #define pxa27x_get_clk_frequency_khz(x) (0) 72 #endif 73 74 #ifdef CONFIG_PXA3xx 75 extern unsigned pxa3xx_get_clk_frequency_khz(int); 76 #else 77 #define pxa3xx_get_clk_frequency_khz(x) (0) 78 #endif 79