1*2e192b24SSimon Glass /* 2*2e192b24SSimon Glass * Copyright (c) 2013 Google, Inc 3*2e192b24SSimon Glass * 4*2e192b24SSimon Glass * (C) Copyright 2012 5*2e192b24SSimon Glass * Pavel Herrmann <morpheus.ibis@gmail.com> 6*2e192b24SSimon Glass * 7*2e192b24SSimon Glass * SPDX-License-Identifier: GPL-2.0+ 8*2e192b24SSimon Glass */ 9*2e192b24SSimon Glass 10*2e192b24SSimon Glass #include <common.h> 11*2e192b24SSimon Glass #include <dm-demo.h> 12*2e192b24SSimon Glass #include <mapmem.h> 13*2e192b24SSimon Glass #include <asm/io.h> 14*2e192b24SSimon Glass 15*2e192b24SSimon Glass struct udevice *demo_dev; 16*2e192b24SSimon Glass 17*2e192b24SSimon Glass static int do_demo_hello(cmd_tbl_t *cmdtp, int flag, int argc, 18*2e192b24SSimon Glass char * const argv[]) 19*2e192b24SSimon Glass { 20*2e192b24SSimon Glass int ch = 0; 21*2e192b24SSimon Glass 22*2e192b24SSimon Glass if (argc) 23*2e192b24SSimon Glass ch = *argv[0]; 24*2e192b24SSimon Glass 25*2e192b24SSimon Glass return demo_hello(demo_dev, ch); 26*2e192b24SSimon Glass } 27*2e192b24SSimon Glass 28*2e192b24SSimon Glass static int do_demo_status(cmd_tbl_t *cmdtp, int flag, int argc, 29*2e192b24SSimon Glass char * const argv[]) 30*2e192b24SSimon Glass { 31*2e192b24SSimon Glass int status; 32*2e192b24SSimon Glass int ret; 33*2e192b24SSimon Glass 34*2e192b24SSimon Glass ret = demo_status(demo_dev, &status); 35*2e192b24SSimon Glass if (ret) 36*2e192b24SSimon Glass return ret; 37*2e192b24SSimon Glass 38*2e192b24SSimon Glass printf("Status: %d\n", status); 39*2e192b24SSimon Glass 40*2e192b24SSimon Glass return 0; 41*2e192b24SSimon Glass } 42*2e192b24SSimon Glass 43*2e192b24SSimon Glass static int do_demo_light(cmd_tbl_t *cmdtp, int flag, int argc, 44*2e192b24SSimon Glass char * const argv[]) 45*2e192b24SSimon Glass { 46*2e192b24SSimon Glass int light; 47*2e192b24SSimon Glass int ret; 48*2e192b24SSimon Glass 49*2e192b24SSimon Glass if (argc) { 50*2e192b24SSimon Glass light = simple_strtoul(argv[0], NULL, 16); 51*2e192b24SSimon Glass ret = demo_set_light(demo_dev, light); 52*2e192b24SSimon Glass } else { 53*2e192b24SSimon Glass ret = demo_get_light(demo_dev); 54*2e192b24SSimon Glass if (ret >= 0) { 55*2e192b24SSimon Glass printf("Light: %x\n", ret); 56*2e192b24SSimon Glass ret = 0; 57*2e192b24SSimon Glass } 58*2e192b24SSimon Glass } 59*2e192b24SSimon Glass 60*2e192b24SSimon Glass return ret; 61*2e192b24SSimon Glass } 62*2e192b24SSimon Glass 63*2e192b24SSimon Glass int do_demo_list(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) 64*2e192b24SSimon Glass { 65*2e192b24SSimon Glass struct udevice *dev; 66*2e192b24SSimon Glass int i, ret; 67*2e192b24SSimon Glass 68*2e192b24SSimon Glass puts("Demo uclass entries:\n"); 69*2e192b24SSimon Glass 70*2e192b24SSimon Glass for (i = 0, ret = uclass_first_device(UCLASS_DEMO, &dev); 71*2e192b24SSimon Glass dev; 72*2e192b24SSimon Glass ret = uclass_next_device(&dev)) { 73*2e192b24SSimon Glass printf("entry %d - instance %08x, ops %08x, platdata %08x\n", 74*2e192b24SSimon Glass i++, map_to_sysmem(dev), 75*2e192b24SSimon Glass map_to_sysmem(dev->driver->ops), 76*2e192b24SSimon Glass map_to_sysmem(dev_get_platdata(dev))); 77*2e192b24SSimon Glass } 78*2e192b24SSimon Glass 79*2e192b24SSimon Glass return cmd_process_error(cmdtp, ret); 80*2e192b24SSimon Glass } 81*2e192b24SSimon Glass 82*2e192b24SSimon Glass static cmd_tbl_t demo_commands[] = { 83*2e192b24SSimon Glass U_BOOT_CMD_MKENT(list, 0, 1, do_demo_list, "", ""), 84*2e192b24SSimon Glass U_BOOT_CMD_MKENT(hello, 2, 1, do_demo_hello, "", ""), 85*2e192b24SSimon Glass U_BOOT_CMD_MKENT(light, 2, 1, do_demo_light, "", ""), 86*2e192b24SSimon Glass U_BOOT_CMD_MKENT(status, 1, 1, do_demo_status, "", ""), 87*2e192b24SSimon Glass }; 88*2e192b24SSimon Glass 89*2e192b24SSimon Glass static int do_demo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) 90*2e192b24SSimon Glass { 91*2e192b24SSimon Glass cmd_tbl_t *demo_cmd; 92*2e192b24SSimon Glass int devnum = 0; 93*2e192b24SSimon Glass int ret; 94*2e192b24SSimon Glass 95*2e192b24SSimon Glass if (argc < 2) 96*2e192b24SSimon Glass return CMD_RET_USAGE; 97*2e192b24SSimon Glass demo_cmd = find_cmd_tbl(argv[1], demo_commands, 98*2e192b24SSimon Glass ARRAY_SIZE(demo_commands)); 99*2e192b24SSimon Glass argc -= 2; 100*2e192b24SSimon Glass argv += 2; 101*2e192b24SSimon Glass 102*2e192b24SSimon Glass if ((!demo_cmd || argc > demo_cmd->maxargs) || 103*2e192b24SSimon Glass ((demo_cmd->name[0] != 'l') && (argc < 1))) 104*2e192b24SSimon Glass return CMD_RET_USAGE; 105*2e192b24SSimon Glass 106*2e192b24SSimon Glass if (argc) { 107*2e192b24SSimon Glass devnum = simple_strtoul(argv[0], NULL, 10); 108*2e192b24SSimon Glass ret = uclass_get_device(UCLASS_DEMO, devnum, &demo_dev); 109*2e192b24SSimon Glass if (ret) 110*2e192b24SSimon Glass return cmd_process_error(cmdtp, ret); 111*2e192b24SSimon Glass argc--; 112*2e192b24SSimon Glass argv++; 113*2e192b24SSimon Glass } else { 114*2e192b24SSimon Glass demo_dev = NULL; 115*2e192b24SSimon Glass if (demo_cmd->cmd != do_demo_list) 116*2e192b24SSimon Glass return CMD_RET_USAGE; 117*2e192b24SSimon Glass } 118*2e192b24SSimon Glass 119*2e192b24SSimon Glass ret = demo_cmd->cmd(demo_cmd, flag, argc, argv); 120*2e192b24SSimon Glass 121*2e192b24SSimon Glass return cmd_process_error(demo_cmd, ret); 122*2e192b24SSimon Glass } 123*2e192b24SSimon Glass 124*2e192b24SSimon Glass U_BOOT_CMD( 125*2e192b24SSimon Glass demo, 4, 1, do_demo, 126*2e192b24SSimon Glass "Driver model (dm) demo operations", 127*2e192b24SSimon Glass "list List available demo devices\n" 128*2e192b24SSimon Glass "demo hello <num> [<char>] Say hello\n" 129*2e192b24SSimon Glass "demo light [<num>] Set or get the lights\n" 130*2e192b24SSimon Glass "demo status <num> Get demo device status\n" 131*2e192b24SSimon Glass "demo list List available demo devices" 132*2e192b24SSimon Glass ); 133