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_tick (unsigned long timestamp); 27 void status_led_set (int led, int state); 28 29 /***** TQM8xxL ********************************************************/ 30 #if defined(CONFIG_TQM8xxL) 31 # define STATUS_LED_PAR im_cpm.cp_pbpar 32 # define STATUS_LED_DIR im_cpm.cp_pbdir 33 # define STATUS_LED_ODR im_cpm.cp_pbodr 34 # define STATUS_LED_DAT im_cpm.cp_pbdat 35 36 # define STATUS_LED_BIT 0x00000001 37 # define STATUS_LED_PERIOD (CONFIG_SYS_HZ / 2) 38 # define STATUS_LED_STATE STATUS_LED_BLINKING 39 40 # define STATUS_LED_ACTIVE 1 /* LED on for bit == 1 */ 41 42 # define STATUS_LED_BOOT 0 /* LED 0 used for boot status */ 43 44 /***** MVS v1 **********************************************************/ 45 #elif (defined(CONFIG_MVS) && CONFIG_MVS < 2) 46 # define STATUS_LED_PAR im_ioport.iop_pdpar 47 # define STATUS_LED_DIR im_ioport.iop_pddir 48 # undef STATUS_LED_ODR 49 # define STATUS_LED_DAT im_ioport.iop_pddat 50 51 # define STATUS_LED_BIT 0x00000001 52 # define STATUS_LED_PERIOD (CONFIG_SYS_HZ / 2) 53 # define STATUS_LED_STATE STATUS_LED_BLINKING 54 55 # define STATUS_LED_ACTIVE 1 /* LED on for bit == 1 */ 56 57 # define STATUS_LED_BOOT 0 /* LED 0 used for boot status */ 58 59 /***** Someone else defines these *************************************/ 60 #elif defined(STATUS_LED_PAR) 61 62 /* 63 * ADVICE: Define in your board configuration file rather than 64 * filling this file up with lots of custom board stuff. 65 */ 66 67 /***** CMI ********************************************************/ 68 #elif defined(CONFIG_CMI) 69 # define STATUS_LED_DIR im_mios.mios_mpiosm32ddr 70 # define STATUS_LED_DAT im_mios.mios_mpiosm32dr 71 72 # define STATUS_LED_BIT 0x2000 /* Select one of the 16 possible*/ 73 /* MIOS outputs */ 74 # define STATUS_LED_PERIOD (CONFIG_SYS_HZ / 2) /* Blinking periode is 500 ms */ 75 # define STATUS_LED_STATE STATUS_LED_BLINKING 76 77 # define STATUS_LED_ACTIVE 1 /* LED on for bit == 0 */ 78 # define STATUS_LED_BOOT 0 /* LED 0 used for boot status */ 79 80 #elif defined(CONFIG_V38B) 81 82 # define STATUS_LED_BIT 0x0010 /* Timer7 GPIO */ 83 # define STATUS_LED_PERIOD (CONFIG_SYS_HZ / 2) 84 # define STATUS_LED_STATE STATUS_LED_BLINKING 85 86 # define STATUS_LED_ACTIVE 0 /* LED on for bit == 0 */ 87 # define STATUS_LED_BOOT 0 /* LED 0 used for boot status */ 88 89 #elif defined(CONFIG_MOTIONPRO) 90 91 #define STATUS_LED_BIT ((vu_long *) MPC5XXX_GPT6_ENABLE) 92 #define STATUS_LED_PERIOD (CONFIG_SYS_HZ / 10) 93 #define STATUS_LED_STATE STATUS_LED_BLINKING 94 95 #define STATUS_LED_BIT1 ((vu_long *) MPC5XXX_GPT7_ENABLE) 96 #define STATUS_LED_PERIOD1 (CONFIG_SYS_HZ / 10) 97 #define STATUS_LED_STATE1 STATUS_LED_OFF 98 99 #define STATUS_LED_BOOT 0 /* LED 0 used for boot status */ 100 101 #elif defined(CONFIG_BOARD_SPECIFIC_LED) 102 /* led_id_t is unsigned long mask */ 103 typedef unsigned long led_id_t; 104 105 extern void __led_toggle (led_id_t mask); 106 extern void __led_init (led_id_t mask, int state); 107 extern void __led_set (led_id_t mask, int state); 108 #else 109 # error Status LED configuration missing 110 #endif 111 /************************************************************************/ 112 113 #ifndef CONFIG_BOARD_SPECIFIC_LED 114 # include <asm/status_led.h> 115 #endif 116 117 #endif /* CONFIG_STATUS_LED */ 118 119 /* 120 * Coloured LEDs API 121 */ 122 #ifndef __ASSEMBLY__ 123 void coloured_LED_init(void); 124 void red_led_on(void); 125 void red_led_off(void); 126 void green_led_on(void); 127 void green_led_off(void); 128 void yellow_led_on(void); 129 void yellow_led_off(void); 130 void blue_led_on(void); 131 void blue_led_off(void); 132 #else 133 .extern LED_init 134 .extern red_led_on 135 .extern red_led_off 136 .extern yellow_led_on 137 .extern yellow_led_off 138 .extern green_led_on 139 .extern green_led_off 140 .extern blue_led_on 141 .extern blue_led_off 142 #endif 143 144 #endif /* _STATUS_LED_H_ */ 145