upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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448 lines
11 KiB
448 lines
11 KiB
/*
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* (C) Copyright 2007 Markus Kappeler <markus.kappeler@objectxp.com>
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*
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* Adapted for U-Boot 1.2 by Piotr Kruszynski <ppk@semihalf.com>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <command.h>
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#include <i2c.h>
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#include <usb.h>
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#ifdef CONFIG_CMD_BSP
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int do_i2c(char *argv[])
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{
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unsigned char temp, temp1;
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printf("Starting I2C Test\n"
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"Please set Jumper:\nI2C SDA 2-3\nI2C SCL 2-3\n\n"
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"Please press any key to start\n\n");
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getc();
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temp = 0xf0; /* set io 0-4 as output */
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i2c_write(CFG_I2C_IO, 3, 1, (uchar *)&temp, 1);
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printf("Press I2C4-7. LED I2C0-3 should have the same state\n\n"
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"Press any key to stop\n\n");
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while (!tstc()) {
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i2c_read(CFG_I2C_IO, 0, 1, (uchar *)&temp, 1);
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temp1 = (temp >> 4) & 0x03;
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temp1 |= (temp >> 3) & 0x08; /* S302 -> LED303 */
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temp1 |= (temp >> 5) & 0x04; /* S303 -> LED302 */
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temp = temp1;
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i2c_write(CFG_I2C_IO, 1, 1, (uchar *)&temp, 1);
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}
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getc();
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return 0;
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}
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int do_usbtest(char *argv[])
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{
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int i;
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static int usb_stor_curr_dev = -1; /* current device */
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printf("Starting USB Test\n"
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"Please insert USB Memmory Stick\n\n"
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"Please press any key to start\n\n");
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getc();
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usb_stop();
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printf("(Re)start USB...\n");
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i = usb_init();
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#ifdef CONFIG_USB_STORAGE
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/* try to recognize storage devices immediately */
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if (i >= 0)
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usb_stor_curr_dev = usb_stor_scan(1);
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#endif /* CONFIG_USB_STORAGE */
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if (usb_stor_curr_dev >= 0)
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printf("Found USB Storage Dev continue with Test...\n");
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else {
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printf("No USB Storage Device detected.. Stop Test\n");
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return 1;
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}
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usb_stor_info();
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printf("stopping USB..\n");
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usb_stop();
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return 0;
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}
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int do_led(char *argv[])
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{
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int i = 0;
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struct mpc5xxx_gpt_0_7 *gpt = (struct mpc5xxx_gpt_0_7 *)MPC5XXX_GPT;
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printf("Starting LED Test\n"
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"Please set Switch S500 all off\n\n"
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"Please press any key to start\n\n");
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getc();
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/* configure timer 2-3 for simple GPIO output High */
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gpt->gpt2.emsr |= 0x00000034;
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gpt->gpt3.emsr |= 0x00000034;
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(*(vu_long *)MPC5XXX_WU_GPIO_ENABLE) |= 0x80000000;
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(*(vu_long *)MPC5XXX_WU_GPIO_DIR) |= 0x80000000;
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printf("Please press any key to stop\n\n");
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while (!tstc()) {
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if (i == 1) {
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(*(vu_long *)MPC5XXX_WU_GPIO_DATA_O) |= 0x80000000;
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gpt->gpt2.emsr &= ~0x00000010;
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gpt->gpt3.emsr &= ~0x00000010;
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} else if (i == 2) {
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(*(vu_long *)MPC5XXX_WU_GPIO_DATA_O) &= ~0x80000000;
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gpt->gpt2.emsr &= ~0x00000010;
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gpt->gpt3.emsr |= 0x00000010;
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} else if (i >= 3) {
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(*(vu_long *)MPC5XXX_WU_GPIO_DATA_O) &= ~0x80000000;
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gpt->gpt3.emsr &= ~0x00000010;
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gpt->gpt2.emsr |= 0x00000010;
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i = 0;
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}
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i++;
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udelay(200000);
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}
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getc();
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(*(vu_long *)MPC5XXX_WU_GPIO_DATA_O) |= 0x80000000;
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gpt->gpt2.emsr |= 0x00000010;
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gpt->gpt3.emsr |= 0x00000010;
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return 0;
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}
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int do_rs232(char *argv[])
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{
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int error_status = 0;
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struct mpc5xxx_gpio *gpio = (struct mpc5xxx_gpio *)MPC5XXX_GPIO;
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struct mpc5xxx_psc *psc1 = (struct mpc5xxx_psc *)MPC5XXX_PSC1;
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/* Configure PSC 2-3-6 as GPIO */
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gpio->port_config &= 0xFF0FF80F;
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switch (simple_strtoul(argv[2], NULL, 10)) {
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case 1:
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/* check RTS <-> CTS loop */
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/* set rts to 0 */
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printf("Uart 1 test: RX TX tested by using U-Boot\n"
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"Please connect RTS with CTS on Uart1 plug\n\n"
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"Press any key to start\n\n");
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getc();
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psc1->op1 |= 0x01;
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/* wait some time before requesting status */
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udelay(10);
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/* check status at cts */
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if ((psc1->ip & 0x01) != 0) {
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error_status = 3;
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printf("%s: failure at rs232_1, cts status is %d "
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"(should be 0)\n",
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__FUNCTION__, (psc1->ip & 0x01));
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}
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/* set rts to 1 */
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psc1->op0 |= 0x01;
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/* wait some time before requesting status */
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udelay(10);
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/* check status at cts */
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if ((psc1->ip & 0x01) != 1) {
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error_status = 3;
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printf("%s: failure at rs232_1, cts status is %d "
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"(should be 1)\n",
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__FUNCTION__, (psc1->ip & 0x01));
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}
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break;
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case 2:
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/* set PSC2_0, PSC2_2 as output and PSC2_1, PSC2_3 as input */
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printf("Uart 2 test: Please use RS232 Loopback plug on UART2\n"
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"\nPress any key to start\n\n");
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getc();
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gpio->simple_gpioe &= ~(0x000000F0);
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gpio->simple_gpioe |= 0x000000F0;
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gpio->simple_ddr &= ~(0x000000F0);
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gpio->simple_ddr |= 0x00000050;
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/* check TXD <-> RXD loop */
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/* set TXD to 1 */
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gpio->simple_dvo |= (1 << 4);
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/* wait some time before requesting status */
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udelay(10);
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if ((gpio->simple_ival & 0x00000020) != 0x00000020) {
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error_status = 2;
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printf("%s: failure at rs232_2, rxd status is %d "
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"(should be 1)\n", __FUNCTION__,
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(gpio->simple_ival & 0x00000020) >> 5);
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}
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/* set TXD to 0 */
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gpio->simple_dvo &= ~(1 << 4);
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/* wait some time before requesting status */
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udelay(10);
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if ((gpio->simple_ival & 0x00000020) != 0x00000000) {
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error_status = 2;
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printf("%s: failure at rs232_2, rxd status is %d "
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"(should be 0)\n", __FUNCTION__,
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(gpio->simple_ival & 0x00000020) >> 5);
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}
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/* check RTS <-> CTS loop */
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/* set RTS to 1 */
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gpio->simple_dvo |= (1 << 6);
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/* wait some time before requesting status */
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udelay(10);
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if ((gpio->simple_ival & 0x00000080) != 0x00000080) {
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error_status = 3;
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printf("%s: failure at rs232_2, cts status is %d "
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"(should be 1)\n", __FUNCTION__,
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(gpio->simple_ival & 0x00000080) >> 7);
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}
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/* set RTS to 0 */
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gpio->simple_dvo &= ~(1 << 6);
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/* wait some time before requesting status */
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udelay(10);
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if ((gpio->simple_ival & 0x00000080) != 0x00000000) {
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error_status = 3;
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printf("%s: failure at rs232_2, cts status is %d "
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"(should be 0)\n", __FUNCTION__,
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(gpio->simple_ival & 0x00000080) >> 7);
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}
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break;
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case 3:
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/* set PSC3_0, PSC3_2 as output and PSC3_1, PSC3_3 as input */
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printf("Uart 3 test: Please use RS232 Loopback plug on UART2\n"
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"\nPress any key to start\n\n");
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getc();
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gpio->simple_gpioe &= ~(0x00000F00);
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gpio->simple_gpioe |= 0x00000F00;
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gpio->simple_ddr &= ~(0x00000F00);
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gpio->simple_ddr |= 0x00000500;
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/* check TXD <-> RXD loop */
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/* set TXD to 1 */
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gpio->simple_dvo |= (1 << 8);
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/* wait some time before requesting status */
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udelay(10);
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if ((gpio->simple_ival & 0x00000200) != 0x00000200) {
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error_status = 2;
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printf("%s: failure at rs232_3, rxd status is %d "
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"(should be 1)\n", __FUNCTION__,
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(gpio->simple_ival & 0x00000200) >> 9);
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}
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/* set TXD to 0 */
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gpio->simple_dvo &= ~(1 << 8);
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/* wait some time before requesting status */
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udelay(10);
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if ((gpio->simple_ival & 0x00000200) != 0x00000000) {
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error_status = 2;
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printf("%s: failure at rs232_3, rxd status is %d "
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"(should be 0)\n", __FUNCTION__,
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(gpio->simple_ival & 0x00000200) >> 9);
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}
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/* check RTS <-> CTS loop */
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/* set RTS to 1 */
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gpio->simple_dvo |= (1 << 10);
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/* wait some time before requesting status */
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udelay(10);
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if ((gpio->simple_ival & 0x00000800) != 0x00000800) {
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error_status = 3;
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printf("%s: failure at rs232_3, cts status is %d "
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"(should be 1)\n", __FUNCTION__,
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(gpio->simple_ival & 0x00000800) >> 11);
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}
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/* set RTS to 0 */
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gpio->simple_dvo &= ~(1 << 10);
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/* wait some time before requesting status */
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udelay(10);
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if ((gpio->simple_ival & 0x00000800) != 0x00000000) {
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error_status = 3;
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printf("%s: failure at rs232_3, cts status is %d "
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"(should be 0)\n", __FUNCTION__,
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(gpio->simple_ival & 0x00000800) >> 11);
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}
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break;
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case 4:
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/* set PSC6_2, PSC6_3 as output and PSC6_0, PSC6_1 as input */
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printf("Uart 4 test: Please use RS232 Loopback plug on UART2\n"
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"\nPress any key to start\n\n");
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getc();
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gpio->simple_gpioe &= ~(0xF0000000);
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gpio->simple_gpioe |= 0x30000000;
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gpio->simple_ddr &= ~(0xf0000000);
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gpio->simple_ddr |= 0x30000000;
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(*(vu_long *)MPC5XXX_WU_GPIO_ENABLE) |= 0x30000000;
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(*(vu_long *)MPC5XXX_WU_GPIO_DIR) &= ~(0x30000000);
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/* check TXD <-> RXD loop */
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/* set TXD to 1 */
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gpio->simple_dvo |= (1 << 28);
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/* wait some time before requesting status */
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udelay(10);
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if (((*(vu_long *)MPC5XXX_WU_GPIO_DATA_I) & 0x10000000) !=
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0x10000000) {
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error_status = 2;
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printf("%s: failure at rs232_4, rxd status is %lu "
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"(should be 1)\n", __FUNCTION__,
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((*(vu_long *)MPC5XXX_WU_GPIO_DATA_I) &
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0x10000000) >> 28);
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}
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/* set TXD to 0 */
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gpio->simple_dvo &= ~(1 << 28);
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/* wait some time before requesting status */
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udelay(10);
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if (((*(vu_long *)MPC5XXX_WU_GPIO_DATA_I) & 0x10000000) !=
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0x00000000) {
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error_status = 2;
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printf("%s: failure at rs232_4, rxd status is %lu "
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"(should be 0)\n", __FUNCTION__,
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((*(vu_long *)MPC5XXX_WU_GPIO_DATA_I) &
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0x10000000) >> 28);
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}
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/* check RTS <-> CTS loop */
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/* set RTS to 1 */
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gpio->simple_dvo |= (1 << 29);
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/* wait some time before requesting status */
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udelay(10);
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if (((*(vu_long *)MPC5XXX_WU_GPIO_DATA_I) & 0x20000000) !=
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0x20000000) {
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error_status = 3;
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printf("%s: failure at rs232_4, cts status is %lu "
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"(should be 1)\n", __FUNCTION__,
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((*(vu_long *)MPC5XXX_WU_GPIO_DATA_I) &
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0x20000000) >> 29);
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}
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/* set RTS to 0 */
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gpio->simple_dvo &= ~(1 << 29);
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/* wait some time before requesting status */
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udelay(10);
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if (((*(vu_long *)MPC5XXX_WU_GPIO_DATA_I) & 0x20000000) !=
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0x00000000) {
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error_status = 3;
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printf("%s: failure at rs232_4, cts status is %lu "
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"(should be 0)\n", __FUNCTION__,
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((*(vu_long *)MPC5XXX_WU_GPIO_DATA_I) &
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0x20000000) >> 29);
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}
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break;
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default:
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printf("%s: invalid rs232 number %s\n", __FUNCTION__, argv[2]);
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error_status = 1;
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break;
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}
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gpio->port_config |= (CFG_GPS_PORT_CONFIG & 0xFF0FF80F);
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return error_status;
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}
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int cmd_fkt(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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{
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int rcode = -1;
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switch (argc) {
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case 2:
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if (strncmp(argv[1], "i2c", 3) == 0)
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rcode = do_i2c(argv);
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else if (strncmp(argv[1], "led", 3) == 0)
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rcode = do_led(argv);
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else if (strncmp(argv[1], "usb", 3) == 0)
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rcode = do_usbtest(argv);
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break;
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case 3:
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if (strncmp(argv[1], "rs232", 3) == 0)
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rcode = do_rs232(argv);
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break;
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}
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switch (rcode) {
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case -1:
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printf("Usage:\n"
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"fkt { i2c | led | usb }\n"
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"fkt rs232 number\n");
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rcode = 1;
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break;
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case 0:
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printf("Test passed\n");
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break;
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default:
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printf("Test failed with code: %d\n", rcode);
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}
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return rcode;
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}
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U_BOOT_CMD(
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fkt, 4, 1, cmd_fkt,
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"fkt - Function test routines\n",
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"i2c\n"
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" - Test I2C communication\n"
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"fkt led\n"
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" - Test LEDs\n"
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"fkt rs232 number\n"
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" - Test RS232 (loopback plug(s) for RS232 required)\n"
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"fkt usb\n"
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" - Test USB communication\n"
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);
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#endif /* CONFIG_CMD_BSP */
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