Diff: max32630hsp.cpp

Revision:

0:0921c8ac8608

diff -r 000000000000 -r 0921c8ac8608 max32630hsp.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/max32630hsp.cpp	Mon Dec 17 08:22:39 2018 +0000
@@ -0,0 +1,235 @@
+/*******************************************************************************
+ * Copyright (C) 2016 Maxim Integrated Products, Inc., All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
+ * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Except as contained in this notice, the name of Maxim Integrated
+ * Products, Inc. shall not be used except as stated in the Maxim Integrated
+ * Products, Inc. Branding Policy.
+ *
+ * The mere transfer of this software does not imply any licenses
+ * of trade secrets, proprietary technology, copyrights, patents,
+ * trademarks, maskwork rights, or any other form of intellectual
+ * property whatsoever. Maxim Integrated Products, Inc. retains all
+ * ownership rights.
+ *******************************************************************************
+ */
+
+#include "mbed.h"
+#include "max3263x.h"
+#include "ioman_regs.h"
+#include "PinNames.h"
+#include "max32630hsp.h"
+
+
+//******************************************************************************
+MAX32630HSP::MAX32630HSP() : i2c(P5_7, P6_0), max20303(&i2c)
+{
+}
+
+//******************************************************************************
+MAX32630HSP::MAX32630HSP(vio_t vio) : i2c(P5_7, P6_0), max20303(&i2c)
+{
+
+    init(vio);
+}
+
+//******************************************************************************
+MAX32630HSP::MAX32630HSP(vio_t vio, InterruptIn *max32630hsp3_powerButtonInterrupt) : i2c(P5_7, P6_0), max20303(&i2c), m_max32630hsp3_powerButtonInterrupt(max32630hsp3_powerButtonInterrupt)
+{
+    init(vio);
+
+    m_max32630hsp3_powerButtonInterrupt->disable_irq();
+    m_max32630hsp3_powerButtonInterrupt->rise(this, &MAX32630HSP::event_powerButtonReleased);
+    m_max32630hsp3_powerButtonInterrupt->mode(PullUp);
+	m_max32630hsp3_powerButtonInterrupt->enable_irq();
+}
+
+
+//******************************************************************************
+MAX32630HSP::~MAX32630HSP()
+{
+
+}
+
+
+//******************************************************************************
+int MAX32630HSP::init(vio_t hdrVio)
+{
+	/* Wait for pmic to settle down */
+	wait_ms(800);
+
+
+
+	/*Set LDO1 to 1.8v*/
+	max20303.LDO1Config();
+
+	/*Set LDO2 to 3v*/
+    max20303.LDO2Config();
+
+	//max20303.BoostEnable();
+	max20303.BuckBoostEnable();
+
+
+	max20303.led0on(0);
+	max20303.led1on(0);
+	max20303.led2on(0);
+
+	/* Wait for pmic to settle down */
+    wait_ms(200);
+
+    // Set LED pins to 3.3V
+    vddioh(P2_4, VIO_3V3);
+    vddioh(P2_5, VIO_3V3);
+    vddioh(P2_6, VIO_3V3);
+
+    // set i2c pins to 1.8V
+    vddioh(P3_4, VIO_1V8);
+    vddioh(P3_5, VIO_1V8);
+    //ble module pins to 1.8V
+    vddioh(P0_0, VIO_1V8);
+    vddioh(P0_1, VIO_1V8);
+    vddioh(P0_2, VIO_1V8);
+    vddioh(P0_3, VIO_1V8);
+
+    // Set header pins to hdrVio
+    vddioh(P3_0, hdrVio);
+    vddioh(P3_1, hdrVio);
+    vddioh(P3_2, hdrVio);
+    vddioh(P3_3, hdrVio);
+    vddioh(P4_0, hdrVio);
+    vddioh(P4_1, hdrVio);
+    vddioh(P4_2, hdrVio);
+    vddioh(P4_3, hdrVio);
+    vddioh(P4_4, hdrVio);
+    vddioh(P4_5, hdrVio);
+    vddioh(P4_6, hdrVio);
+    vddioh(P4_7, hdrVio);
+    vddioh(P5_0, hdrVio);
+    vddioh(P5_1, hdrVio);
+    vddioh(P5_2, hdrVio);
+    vddioh(P5_3, hdrVio);
+    vddioh(P5_4, hdrVio);
+    vddioh(P5_5, hdrVio);
+    vddioh(P5_6, hdrVio);
+
+
+    button_longpressdetected = false;
+
+    return 0;
+}
+
+
+void MAX32630HSP::event_powerButtonPressed(void) {
+
+	max20303.led0on(0);
+	max20303.led1on(0);
+	max20303.led2on(1);
+
+	/* Button press detected. Wait for button release */
+    m_max32630hsp3_powerButtonInterrupt->disable_irq();
+    m_max32630hsp3_powerButtonInterrupt->rise(this, &MAX32630HSP::event_powerButtonReleased);
+    m_max32630hsp3_powerButtonInterrupt->mode(PullUp);
+	m_max32630hsp3_powerButtonInterrupt->enable_irq();
+
+	/* Button press detected. Start Timeout object for checking long key press event */
+	button_timeout.attach( this, &MAX32630HSP::event_longpresscheck , 2.0 );
+
+	/* Button is pressed */
+	button_status = true;
+}
+
+//******************************************************************************
+void MAX32630HSP::event_powerButtonReleased(void) {
+
+
+	if ( button_longpressdetected ) {
+
+		/* Power of the PMIC if long key press is detected */
+		max20303.PowerOffDelaythePMIC();
+
+	}
+	else {
+
+		/* Button released before a long key press is detected */
+		button_status = false;
+
+	}
+
+	/* Button is released. Stop timeout object */
+	button_timeout.detach();
+
+	max20303.led0on(0);
+	max20303.led1on(0);
+	max20303.led2on(0);
+
+	/* Button is released. Expect for button press event next time */
+    m_max32630hsp3_powerButtonInterrupt->disable_irq();
+    m_max32630hsp3_powerButtonInterrupt->fall(this, &MAX32630HSP::event_powerButtonPressed);
+    m_max32630hsp3_powerButtonInterrupt->mode(PullUp);
+	m_max32630hsp3_powerButtonInterrupt->enable_irq();
+
+
+}
+
+void MAX32630HSP::event_longpresscheck(void) {
+
+	/* This is the callback for timeout object to detect long key press for power down */
+
+	if ( button_status == 1 ) {
+
+		/* If button_status is still 1 when timeout is triggered, it will be interpreted as a long key press */
+		button_longpressdetected = true;
+
+		/* The PMIC will be powered of when the button is released */
+		max20303.led0on(0);
+		max20303.led1on(1);
+		max20303.led2on(0);
+	}
+
+}
+
+void MAX32630HSP::enableDisplay(void)
+{
+	vddioh(P6_4, VIO_3V3); //EXTCOM
+	vddioh(P6_1, VIO_3V3); //SCLK
+	vddioh(P6_2, VIO_3V3); //MOSI1
+	vddioh(P6_5, VIO_3V3); //SCS
+	vddioh(P6_4, VIO_3V3); //EXTCOM
+	vddioh(P6_6, VIO_3V3); //DISP
+}
+
+//******************************************************************************
+int MAX32630HSP::vddioh(PinName pin, vio_t vio)
+{
+    __IO uint32_t *use_vddioh = &((mxc_ioman_regs_t *)MXC_IOMAN)->use_vddioh_0;
+
+    if (pin == NOT_CONNECTED) {
+        return -1;
+    }
+
+    use_vddioh += PINNAME_TO_PORT(pin) >> 2;
+    if (vio) {
+        *use_vddioh |= (1 << (PINNAME_TO_PIN(pin) + ((PINNAME_TO_PORT(pin) & 0x3) << 3)));
+    } else {
+        *use_vddioh &= ~(1 << (PINNAME_TO_PIN(pin) + ((PINNAME_TO_PORT(pin) & 0x3) << 3)));
+    }
+
+    return 0;
+}