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https://github.com/saymrwulf/uhd.git
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84 lines
2.3 KiB
C
84 lines
2.3 KiB
C
/*
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* Copyright 2007 Free Software Foundation, Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (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, see <http://www.gnu.org/licenses/>.
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*/
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#include "u2_init.h"
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#include "memory_map.h"
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#include "spi.h"
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#include "pic.h"
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#include "hal_io.h"
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#include "hal_uart.h"
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#include "i2c.h"
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#include "mdelay.h"
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#include "clocks.h"
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#include "usrp2/fw_common.h"
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#include "nonstdio.h"
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/*
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* We ought to arrange for this to be called before main, but for now,
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* we require that the user's main call u2_init as the first thing...
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*/
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bool
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u2_init(void)
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{
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hal_disable_ints();
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hal_io_init();
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// init spi, so that we can switch over to the high-speed clock
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spi_init();
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// set up the default clocks
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clocks_init();
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hal_uart_init();
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// init i2c so we can read our rev
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pic_init(); // progammable interrupt controller
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i2c_init();
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hal_enable_ints();
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// flash all leds to let us know board is alive
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#ifndef BOOTLOADER
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hal_set_led_src(0x0, 0x1f); /* software ctrl */
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hal_set_leds(0x0, 0x1f); mdelay(300);
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hal_set_leds(LED_E, LED_E); mdelay(300);
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hal_set_leds(LED_C, LED_C); mdelay(300);
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hal_set_leds(LED_A, LED_A); mdelay(300);
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for (int i = 0; i < 3; i++){ //blink all
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static const int blinks = LED_E | LED_C | LED_A;
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hal_set_leds(0x0, 0x1f); mdelay(100);
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hal_set_leds(blinks, 0x1f); mdelay(100);
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}
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#endif
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hal_set_led_src(0x1f & ~LED_D, 0x1f); /* hardware ctrl */
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hal_set_leds(LED_D, 0x1f); // Leave one on
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#if 0
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// test register readback
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int rr, vv;
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vv = ad9777_read_reg(0);
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printf("ad9777 reg[0] = 0x%x\n", vv);
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for (rr = 0x04; rr <= 0x0d; rr++){
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vv = ad9510_read_reg(rr);
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printf("ad9510 reg[0x%x] = 0x%x\n", rr, vv);
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}
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#endif
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output_regs->serdes_ctrl = (SERDES_ENABLE | SERDES_RXEN);
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return true;
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}
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