e3xx: Added firmware for battery based devices.

Note: This firmware does *not* support Rev B units.

Signed-off-by: Moritz Fischer <moritz.fischer@ettus.com>

1 files changed, 46 insertions, 0 deletions

diff --git a/firmware/e300/battery/bq2419x.h b/firmware/e300/battery/bq2419x.h
new file mode 100644
index 000000000..97e691e33
--- /dev/null
+++ b/firmware/e300/battery/bq2419x.h
@@ -0,0 +1,46 @@
+/* USRP E310 Firmware Texas Instruments BQ2419x driver
+ * Copyright (C) 2014 Ettus Research
+ * This file is part of the USRP E310 Firmware
+ * The USRP E310 Firmware 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.
+ * The USRP E310 Firmware 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 the USRP E310 Firmware. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/**
+ * \file bq2419x.h
+ * \brief Texas Instruments BQ2419x driver
+ */
+
+#ifndef BQ2419X_H
+#define BQ2419X_H
+
+#include <stdbool.h>
+#include <stdint.h>
+
+#include "pmu.h"
+#include "interrupt.h"
+
+typedef enum {
+	BQ2419X_MODEL_24192 = 0x0,
+	BQ2419X_MODEL_24191 = 0x1,
+} bq2491x_model_t;
+
+/**
+ * \brief Initializes the BQ2419X chip
+ */
+int8_t bq2419x_init(void);
+
+/**
+ * \brief The IRQ handler for the CHG_IRQ external pin change interrupt
+ * \return IRQ_HANDLED in case IRQ was handled, IRQ_NONE in case shared interrupt is not for us
+ */
+extern irqreturn_t bq2419x_irq_handler(void);
+
+#endif /* BQ2419X_H */