Consolidate peripheral declarations.

firmware/application/portapack.cpp

@@ -0,0 +1,187 @@
+/*
+ * Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
+ *
+ * This file is part of PortaPack.
+ *
+ * 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, 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; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#include "portapack.hpp"
+#include "portapack_hal.hpp"
+
+#include "hackrf_hal.hpp"
+#include "hackrf_gpio.hpp"
+using namespace hackrf::one;
+
+#include "si5351.hpp"
+#include "clock_manager.hpp"
+
+#include "i2c_pp.hpp"
+
+#include "touch_adc.hpp"
+
+#include "m4_startup.hpp"
+#include "spi_image.hpp"
+
+namespace portapack {
+
+portapack::IO io {
+	portapack::gpio_dir,
+	portapack::gpio_lcd_rd,
+	portapack::gpio_lcd_wr,
+	portapack::gpio_io_stbx,
+	portapack::gpio_addr,
+	portapack::gpio_lcd_te,
+	portapack::gpio_unused,
+};
+
+I2C i2c0(&I2CD0);
+SPI ssp0(&SPID1);
+SPI ssp1(&SPID2);
+
+wolfson::wm8731::WM8731 audio_codec { i2c0, portapack::wm8731_i2c_address };
+
+si5351::Si5351 clock_generator {
+	i2c0, hackrf::one::si5351_i2c_address
+};
+
+ClockManager clock_manager {
+	i2c0, clock_generator
+};
+
+ReceiverModel receiver_model {
+	clock_manager
+};
+
+class Power {
+public:
+	void init() {
+		/* VAA powers:
+		 * MAX5864 analog section.
+		 * MAX2837 registers and other functions.
+		 * RFFC5072 analog section.
+		 *
+		 * Beware that power applied to pins of the MAX2837 may
+		 * show up on VAA and start powering other components on the
+		 * VAA net. So turn on VAA before driving pins from MCU to
+		 * MAX2837.
+		 */
+		/* Turn on VAA */
+		gpio_vaa_disable.clear();
+		gpio_vaa_disable.output();
+
+		/* 1V8 powers CPLD internals.
+		 */
+		/* Turn on 1V8 */
+		gpio_1v8_enable.set();
+		gpio_1v8_enable.output();
+
+		/* Set VREGMODE for switching regulator on HackRF One */
+		gpio_vregmode.set();
+		gpio_vregmode.output();
+	}
+
+	void shutdown() {
+		gpio_1v8_enable.clear();
+		gpio_vaa_disable.set();
+	}
+
+private:
+};
+
+static Power power;
+
+void init() {
+	for(const auto& pin : pins) {
+		pin.init();
+	}
+
+	/* Configure other pins */
+	LPC_SCU->SFSI2C0 =
+		  (1U <<  3)
+		| (1U << 11)
+		;
+
+	power.init();
+
+	gpio_max5864_select.set();
+	gpio_max5864_select.output();
+
+	gpio_max2837_select.set();
+	gpio_max2837_select.output();
+
+	led_usb.setup();
+	led_rx.setup();
+	led_tx.setup();
+
+	clock_manager.init();
+	clock_manager.run_at_full_speed();
+
+	clock_manager.start_audio_pll();
+	audio_codec.init();
+
+	clock_manager.enable_first_if_clock();
+	clock_manager.enable_second_if_clock();
+	clock_manager.enable_codec_clocks();
+	radio::init();
+
+	touch::adc::init();
+}
+
+void shutdown() {
+	sdcStop(&SDCD1);
+
+	radio::disable();
+	audio_codec.reset();
+	clock_manager.shutdown();
+
+	power.shutdown();
+	// TODO: Wait a bit for supplies to discharge?
+
+	chSysDisable();
+	hackrf::one::reset();
+	m4_init(portapack::spi_flash::hackrf, reinterpret_cast<void*>(0x10000000));
+
+	while(true) {
+		__WFE();
+	}
+}
+
+extern "C" {
+
+void __late_init(void) {
+
+	reset();
+
+	/*
+	 * System initializations.
+	 * - HAL initialization, this also initializes the configured device drivers
+	 *   and performs the board-specific initializations.
+	 * - Kernel initialization, the main() function becomes a thread and the
+	 *   RTOS is active.
+	 */
+	halInit();
+
+	/* After this call, scheduler, systick, heap, etc. are available. */
+	/* By doing chSysInit() here, it runs before C++ constructors, which may
+	 * require the heap.
+	 */
+	chSysInit();
+}
+
+}
+
+} /* namespace portapack */