/* SPDX-License-Identifier: GPL-2.0+ */ /* * (C) Copyright 2000-2004 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. */ /* * The purpose of this code is to signal the operational status of a * target which usually boots over the network; while running in * PCBoot, a status LED is blinking. As soon as a valid BOOTP reply * message has been received, the LED is turned off. The Linux * kernel, once it is running, will start blinking the LED again, * with another frequency. */ #ifndef _STATUS_LED_H_ #define _STATUS_LED_H_ #ifdef CONFIG_LED_STATUS #define LED_STATUS_PERIOD (CONFIG_SYS_HZ / CONFIG_LED_STATUS_FREQ) #ifdef CONFIG_LED_STATUS1 #define LED_STATUS_PERIOD1 (CONFIG_SYS_HZ / CONFIG_LED_STATUS_FREQ1) #endif /* CONFIG_LED_STATUS1 */ #ifdef CONFIG_LED_STATUS2 #define LED_STATUS_PERIOD2 (CONFIG_SYS_HZ / CONFIG_LED_STATUS_FREQ2) #endif /* CONFIG_LED_STATUS2 */ #ifdef CONFIG_LED_STATUS3 #define LED_STATUS_PERIOD3 (CONFIG_SYS_HZ / CONFIG_LED_STATUS_FREQ3) #endif /* CONFIG_LED_STATUS3 */ #ifdef CONFIG_LED_STATUS4 #define LED_STATUS_PERIOD4 (CONFIG_SYS_HZ / CONFIG_LED_STATUS_FREQ4) #endif /* CONFIG_LED_STATUS4 */ #ifdef CONFIG_LED_STATUS5 #define LED_STATUS_PERIOD5 (CONFIG_SYS_HZ / CONFIG_LED_STATUS_FREQ5) #endif /* CONFIG_LED_STATUS5 */ void status_led_init(void); void status_led_tick(unsigned long timestamp); void status_led_set(int led, int state); /***** MVS v1 **********************************************************/ #if (defined(CONFIG_MVS) && CONFIG_MVS < 2) # define STATUS_LED_PAR im_ioport.iop_pdpar # define STATUS_LED_DIR im_ioport.iop_pddir # undef STATUS_LED_ODR # define STATUS_LED_DAT im_ioport.iop_pddat # define STATUS_LED_ACTIVE 1 /* LED on for bit == 1 */ /***** Someone else defines these *************************************/ #elif defined(STATUS_LED_PAR) /* * ADVICE: Define in your board configuration file rather than * filling this file up with lots of custom board stuff. */ #elif defined(CONFIG_LED_STATUS_BOARD_SPECIFIC) /* led_id_t is unsigned long mask */ typedef unsigned long led_id_t; extern void __led_toggle (led_id_t mask); extern void __led_init (led_id_t mask, int state); extern void __led_set (led_id_t mask, int state); void __led_blink(led_id_t mask, int freq); #else # error Status LED configuration missing #endif /************************************************************************/ #ifndef CONFIG_LED_STATUS_BOARD_SPECIFIC # include <asm/status_led.h> #endif #endif /* CONFIG_LED_STATUS */ /* * Coloured LEDs API */ #ifndef __ASSEMBLY__ void coloured_LED_init(void); void red_led_on(void); void red_led_off(void); void green_led_on(void); void green_led_off(void); void yellow_led_on(void); void yellow_led_off(void); void blue_led_on(void); void blue_led_off(void); #else .extern LED_init .extern red_led_on .extern red_led_off .extern yellow_led_on .extern yellow_led_off .extern green_led_on .extern green_led_off .extern blue_led_on .extern blue_led_off #endif #endif /* _STATUS_LED_H_ */