/* * (C) Copyright 2007 Markus Kappeler <markus.kappeler@objectxp.com> * * Adapted for U-Boot 1.2 by Piotr Kruszynski <ppk@semihalf.com> * * See file CREDITS for list of people who contributed to this * project. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ #include <common.h> #include <command.h> #include <i2c.h> #include <usb.h> #ifdef CONFIG_CMD_BSP int do_i2c(char *argv[]) { unsigned char temp, temp1; printf("Starting I2C Test\n" "Please set Jumper:\nI2C SDA 2-3\nI2C SCL 2-3\n\n" "Please press any key to start\n\n"); getc(); temp = 0xf0; /* set io 0-4 as output */ i2c_write(CFG_I2C_IO, 3, 1, (uchar *)&temp, 1); printf("Press I2C4-7. LED I2C0-3 should have the same state\n\n" "Press any key to stop\n\n"); while (!tstc()) { i2c_read(CFG_I2C_IO, 0, 1, (uchar *)&temp, 1); temp1 = (temp >> 4) & 0x03; temp1 |= (temp >> 3) & 0x08; /* S302 -> LED303 */ temp1 |= (temp >> 5) & 0x04; /* S303 -> LED302 */ temp = temp1; i2c_write(CFG_I2C_IO, 1, 1, (uchar *)&temp, 1); } getc(); return 0; } int do_usbtest(char *argv[]) { int i; static int usb_stor_curr_dev = -1; /* current device */ printf("Starting USB Test\n" "Please insert USB Memmory Stick\n\n" "Please press any key to start\n\n"); getc(); usb_stop(); printf("(Re)start USB...\n"); i = usb_init(); #ifdef CONFIG_USB_STORAGE /* try to recognize storage devices immediately */ if (i >= 0) usb_stor_curr_dev = usb_stor_scan(1); #endif /* CONFIG_USB_STORAGE */ if (usb_stor_curr_dev >= 0) printf("Found USB Storage Dev continue with Test...\n"); else { printf("No USB Storage Device detected.. Stop Test\n"); return 1; } usb_stor_info(); printf("stopping USB..\n"); usb_stop(); return 0; } int do_led(char *argv[]) { int i = 0; struct mpc5xxx_gpt_0_7 *gpt = (struct mpc5xxx_gpt_0_7 *)MPC5XXX_GPT; printf("Starting LED Test\n" "Please set Switch S500 all off\n\n" "Please press any key to start\n\n"); getc(); /* configure timer 2-3 for simple GPIO output High */ gpt->gpt2.emsr |= 0x00000034; gpt->gpt3.emsr |= 0x00000034; (*(vu_long *)MPC5XXX_WU_GPIO_ENABLE) |= 0x80000000; (*(vu_long *)MPC5XXX_WU_GPIO_DIR) |= 0x80000000; printf("Please press any key to stop\n\n"); while (!tstc()) { if (i == 1) { (*(vu_long *)MPC5XXX_WU_GPIO_DATA_O) |= 0x80000000; gpt->gpt2.emsr &= ~0x00000010; gpt->gpt3.emsr &= ~0x00000010; } else if (i == 2) { (*(vu_long *)MPC5XXX_WU_GPIO_DATA_O) &= ~0x80000000; gpt->gpt2.emsr &= ~0x00000010; gpt->gpt3.emsr |= 0x00000010; } else if (i >= 3) { (*(vu_long *)MPC5XXX_WU_GPIO_DATA_O) &= ~0x80000000; gpt->gpt3.emsr &= ~0x00000010; gpt->gpt2.emsr |= 0x00000010; i = 0; } i++; udelay(200000); } getc(); (*(vu_long *)MPC5XXX_WU_GPIO_DATA_O) |= 0x80000000; gpt->gpt2.emsr |= 0x00000010; gpt->gpt3.emsr |= 0x00000010; return 0; } int do_rs232(char *argv[]) { int error_status = 0; struct mpc5xxx_gpio *gpio = (struct mpc5xxx_gpio *)MPC5XXX_GPIO; struct mpc5xxx_psc *psc1 = (struct mpc5xxx_psc *)MPC5XXX_PSC1; /* Configure PSC 2-3-6 as GPIO */ gpio->port_config &= 0xFF0FF80F; switch (simple_strtoul(argv[2], NULL, 10)) { case 1: /* check RTS <-> CTS loop */ /* set rts to 0 */ printf("Uart 1 test: RX TX tested by using U-Boot\n" "Please connect RTS with CTS on Uart1 plug\n\n" "Press any key to start\n\n"); getc(); psc1->op1 |= 0x01; /* wait some time before requesting status */ udelay(10); /* check status at cts */ if ((psc1->ip & 0x01) != 0) { error_status = 3; printf("%s: failure at rs232_1, cts status is %d " "(should be 0)\n", __FUNCTION__, (psc1->ip & 0x01)); } /* set rts to 1 */ psc1->op0 |= 0x01; /* wait some time before requesting status */ udelay(10); /* check status at cts */ if ((psc1->ip & 0x01) != 1) { error_status = 3; printf("%s: failure at rs232_1, cts status is %d " "(should be 1)\n", __FUNCTION__, (psc1->ip & 0x01)); } break; case 2: /* set PSC2_0, PSC2_2 as output and PSC2_1, PSC2_3 as input */ printf("Uart 2 test: Please use RS232 Loopback plug on UART2\n" "\nPress any key to start\n\n"); getc(); gpio->simple_gpioe &= ~(0x000000F0); gpio->simple_gpioe |= 0x000000F0; gpio->simple_ddr &= ~(0x000000F0); gpio->simple_ddr |= 0x00000050; /* check TXD <-> RXD loop */ /* set TXD to 1 */ gpio->simple_dvo |= (1 << 4); /* wait some time before requesting status */ udelay(10); if ((gpio->simple_ival & 0x00000020) != 0x00000020) { error_status = 2; printf("%s: failure at rs232_2, rxd status is %d " "(should be 1)\n", __FUNCTION__, (gpio->simple_ival & 0x00000020) >> 5); } /* set TXD to 0 */ gpio->simple_dvo &= ~(1 << 4); /* wait some time before requesting status */ udelay(10); if ((gpio->simple_ival & 0x00000020) != 0x00000000) { error_status = 2; printf("%s: failure at rs232_2, rxd status is %d " "(should be 0)\n", __FUNCTION__, (gpio->simple_ival & 0x00000020) >> 5); } /* check RTS <-> CTS loop */ /* set RTS to 1 */ gpio->simple_dvo |= (1 << 6); /* wait some time before requesting status */ udelay(10); if ((gpio->simple_ival & 0x00000080) != 0x00000080) { error_status = 3; printf("%s: failure at rs232_2, cts status is %d " "(should be 1)\n", __FUNCTION__, (gpio->simple_ival & 0x00000080) >> 7); } /* set RTS to 0 */ gpio->simple_dvo &= ~(1 << 6); /* wait some time before requesting status */ udelay(10); if ((gpio->simple_ival & 0x00000080) != 0x00000000) { error_status = 3; printf("%s: failure at rs232_2, cts status is %d " "(should be 0)\n", __FUNCTION__, (gpio->simple_ival & 0x00000080) >> 7); } break; case 3: /* set PSC3_0, PSC3_2 as output and PSC3_1, PSC3_3 as input */ printf("Uart 3 test: Please use RS232 Loopback plug on UART2\n" "\nPress any key to start\n\n"); getc(); gpio->simple_gpioe &= ~(0x00000F00); gpio->simple_gpioe |= 0x00000F00; gpio->simple_ddr &= ~(0x00000F00); gpio->simple_ddr |= 0x00000500; /* check TXD <-> RXD loop */ /* set TXD to 1 */ gpio->simple_dvo |= (1 << 8); /* wait some time before requesting status */ udelay(10); if ((gpio->simple_ival & 0x00000200) != 0x00000200) { error_status = 2; printf("%s: failure at rs232_3, rxd status is %d " "(should be 1)\n", __FUNCTION__, (gpio->simple_ival & 0x00000200) >> 9); } /* set TXD to 0 */ gpio->simple_dvo &= ~(1 << 8); /* wait some time before requesting status */ udelay(10); if ((gpio->simple_ival & 0x00000200) != 0x00000000) { error_status = 2; printf("%s: failure at rs232_3, rxd status is %d " "(should be 0)\n", __FUNCTION__, (gpio->simple_ival & 0x00000200) >> 9); } /* check RTS <-> CTS loop */ /* set RTS to 1 */ gpio->simple_dvo |= (1 << 10); /* wait some time before requesting status */ udelay(10); if ((gpio->simple_ival & 0x00000800) != 0x00000800) { error_status = 3; printf("%s: failure at rs232_3, cts status is %d " "(should be 1)\n", __FUNCTION__, (gpio->simple_ival & 0x00000800) >> 11); } /* set RTS to 0 */ gpio->simple_dvo &= ~(1 << 10); /* wait some time before requesting status */ udelay(10); if ((gpio->simple_ival & 0x00000800) != 0x00000000) { error_status = 3; printf("%s: failure at rs232_3, cts status is %d " "(should be 0)\n", __FUNCTION__, (gpio->simple_ival & 0x00000800) >> 11); } break; case 4: /* set PSC6_2, PSC6_3 as output and PSC6_0, PSC6_1 as input */ printf("Uart 4 test: Please use RS232 Loopback plug on UART2\n" "\nPress any key to start\n\n"); getc(); gpio->simple_gpioe &= ~(0xF0000000); gpio->simple_gpioe |= 0x30000000; gpio->simple_ddr &= ~(0xf0000000); gpio->simple_ddr |= 0x30000000; (*(vu_long *)MPC5XXX_WU_GPIO_ENABLE) |= 0x30000000; (*(vu_long *)MPC5XXX_WU_GPIO_DIR) &= ~(0x30000000); /* check TXD <-> RXD loop */ /* set TXD to 1 */ gpio->simple_dvo |= (1 << 28); /* wait some time before requesting status */ udelay(10); if (((*(vu_long *)MPC5XXX_WU_GPIO_DATA_I) & 0x10000000) != 0x10000000) { error_status = 2; printf("%s: failure at rs232_4, rxd status is %lu " "(should be 1)\n", __FUNCTION__, ((*(vu_long *)MPC5XXX_WU_GPIO_DATA_I) & 0x10000000) >> 28); } /* set TXD to 0 */ gpio->simple_dvo &= ~(1 << 28); /* wait some time before requesting status */ udelay(10); if (((*(vu_long *)MPC5XXX_WU_GPIO_DATA_I) & 0x10000000) != 0x00000000) { error_status = 2; printf("%s: failure at rs232_4, rxd status is %lu " "(should be 0)\n", __FUNCTION__, ((*(vu_long *)MPC5XXX_WU_GPIO_DATA_I) & 0x10000000) >> 28); } /* check RTS <-> CTS loop */ /* set RTS to 1 */ gpio->simple_dvo |= (1 << 29); /* wait some time before requesting status */ udelay(10); if (((*(vu_long *)MPC5XXX_WU_GPIO_DATA_I) & 0x20000000) != 0x20000000) { error_status = 3; printf("%s: failure at rs232_4, cts status is %lu " "(should be 1)\n", __FUNCTION__, ((*(vu_long *)MPC5XXX_WU_GPIO_DATA_I) & 0x20000000) >> 29); } /* set RTS to 0 */ gpio->simple_dvo &= ~(1 << 29); /* wait some time before requesting status */ udelay(10); if (((*(vu_long *)MPC5XXX_WU_GPIO_DATA_I) & 0x20000000) != 0x00000000) { error_status = 3; printf("%s: failure at rs232_4, cts status is %lu " "(should be 0)\n", __FUNCTION__, ((*(vu_long *)MPC5XXX_WU_GPIO_DATA_I) & 0x20000000) >> 29); } break; default: printf("%s: invalid rs232 number %s\n", __FUNCTION__, argv[2]); error_status = 1; break; } gpio->port_config |= (CFG_GPS_PORT_CONFIG & 0xFF0FF80F); return error_status; } int cmd_fkt(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { int rcode = -1; switch (argc) { case 2: if (strncmp(argv[1], "i2c", 3) == 0) rcode = do_i2c(argv); else if (strncmp(argv[1], "led", 3) == 0) rcode = do_led(argv); else if (strncmp(argv[1], "usb", 3) == 0) rcode = do_usbtest(argv); break; case 3: if (strncmp(argv[1], "rs232", 3) == 0) rcode = do_rs232(argv); break; } switch (rcode) { case -1: printf("Usage:\n" "fkt { i2c | led | usb }\n" "fkt rs232 number\n"); rcode = 1; break; case 0: printf("Test passed\n"); break; default: printf("Test failed with code: %d\n", rcode); } return rcode; } U_BOOT_CMD( fkt, 4, 1, cmd_fkt, "fkt - Function test routines\n", "i2c\n" " - Test I2C communication\n" "fkt led\n" " - Test LEDs\n" "fkt rs232 number\n" " - Test RS232 (loopback plug(s) for RS232 required)\n" "fkt usb\n" " - Test USB communication\n" ); #endif /* CONFIG_CMD_BSP */