1 /* 2 * (C) Copyright 2000-2004 3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 8 /* 9 * The purpose of this code is to signal the operational status of a 10 * target which usually boots over the network; while running in 11 * PCBoot, a status LED is blinking. As soon as a valid BOOTP reply 12 * message has been received, the LED is turned off. The Linux 13 * kernel, once it is running, will start blinking the LED again, 14 * with another frequency. 15 */ 16 17 #ifndef _STATUS_LED_H_ 18 #define _STATUS_LED_H_ 19 20 #ifdef CONFIG_STATUS_LED 21 22 #define STATUS_LED_OFF 0 23 #define STATUS_LED_BLINKING 1 24 #define STATUS_LED_ON 2 25 26 void status_led_init(void); 27 void status_led_tick (unsigned long timestamp); 28 void status_led_set (int led, int state); 29 30 /***** TQM8xxL ********************************************************/ 31 #if defined(CONFIG_TQM8xxL) 32 # define STATUS_LED_PAR im_cpm.cp_pbpar 33 # define STATUS_LED_DIR im_cpm.cp_pbdir 34 # define STATUS_LED_ODR im_cpm.cp_pbodr 35 # define STATUS_LED_DAT im_cpm.cp_pbdat 36 37 # define STATUS_LED_BIT 0x00000001 38 # define STATUS_LED_PERIOD (CONFIG_SYS_HZ / 2) 39 # define STATUS_LED_STATE STATUS_LED_BLINKING 40 41 # define STATUS_LED_ACTIVE 1 /* LED on for bit == 1 */ 42 43 # define STATUS_LED_BOOT 0 /* LED 0 used for boot status */ 44 45 /***** MVS v1 **********************************************************/ 46 #elif (defined(CONFIG_MVS) && CONFIG_MVS < 2) 47 # define STATUS_LED_PAR im_ioport.iop_pdpar 48 # define STATUS_LED_DIR im_ioport.iop_pddir 49 # undef STATUS_LED_ODR 50 # define STATUS_LED_DAT im_ioport.iop_pddat 51 52 # define STATUS_LED_BIT 0x00000001 53 # define STATUS_LED_PERIOD (CONFIG_SYS_HZ / 2) 54 # define STATUS_LED_STATE STATUS_LED_BLINKING 55 56 # define STATUS_LED_ACTIVE 1 /* LED on for bit == 1 */ 57 58 # define STATUS_LED_BOOT 0 /* LED 0 used for boot status */ 59 60 /***** Someone else defines these *************************************/ 61 #elif defined(STATUS_LED_PAR) 62 63 /* 64 * ADVICE: Define in your board configuration file rather than 65 * filling this file up with lots of custom board stuff. 66 */ 67 68 #elif defined(CONFIG_V38B) 69 70 # define STATUS_LED_BIT 0x0010 /* Timer7 GPIO */ 71 # define STATUS_LED_PERIOD (CONFIG_SYS_HZ / 2) 72 # define STATUS_LED_STATE STATUS_LED_BLINKING 73 74 # define STATUS_LED_ACTIVE 0 /* LED on for bit == 0 */ 75 # define STATUS_LED_BOOT 0 /* LED 0 used for boot status */ 76 77 #elif defined(CONFIG_MOTIONPRO) 78 79 #define STATUS_LED_BIT ((vu_long *) MPC5XXX_GPT6_ENABLE) 80 #define STATUS_LED_PERIOD (CONFIG_SYS_HZ / 10) 81 #define STATUS_LED_STATE STATUS_LED_BLINKING 82 83 #define STATUS_LED_BIT1 ((vu_long *) MPC5XXX_GPT7_ENABLE) 84 #define STATUS_LED_PERIOD1 (CONFIG_SYS_HZ / 10) 85 #define STATUS_LED_STATE1 STATUS_LED_OFF 86 87 #define STATUS_LED_BOOT 0 /* LED 0 used for boot status */ 88 89 #elif defined(CONFIG_BOARD_SPECIFIC_LED) 90 /* led_id_t is unsigned long mask */ 91 typedef unsigned long led_id_t; 92 93 extern void __led_toggle (led_id_t mask); 94 extern void __led_init (led_id_t mask, int state); 95 extern void __led_set (led_id_t mask, int state); 96 void __led_blink(led_id_t mask, int freq); 97 #else 98 # error Status LED configuration missing 99 #endif 100 /************************************************************************/ 101 102 #ifndef CONFIG_BOARD_SPECIFIC_LED 103 # include <asm/status_led.h> 104 #endif 105 106 #endif /* CONFIG_STATUS_LED */ 107 108 /* 109 * Coloured LEDs API 110 */ 111 #ifndef __ASSEMBLY__ 112 void coloured_LED_init(void); 113 void red_led_on(void); 114 void red_led_off(void); 115 void green_led_on(void); 116 void green_led_off(void); 117 void yellow_led_on(void); 118 void yellow_led_off(void); 119 void blue_led_on(void); 120 void blue_led_off(void); 121 #else 122 .extern LED_init 123 .extern red_led_on 124 .extern red_led_off 125 .extern yellow_led_on 126 .extern yellow_led_off 127 .extern green_led_on 128 .extern green_led_off 129 .extern blue_led_on 130 .extern blue_led_off 131 #endif 132 133 #endif /* _STATUS_LED_H_ */ 134