Merge pull request #42 from yongli3/master

Add the APDS9960 proximity sensor kernel module

recipes-extended/i2c-quark-board/files/Makefile

@@ -1,4 +1,4 @@
-obj-m := i2c-quark-mpu6050.o
+obj-m := i2c-quark-mpu6050.o i2c-quark-apds9960.o
 SRC := $(shell pwd)
 
 all:

recipes-extended/i2c-quark-board/files/i2c-quark-apds9960.c

@@ -0,0 +1,44 @@
+/*
+ * APDS9960 I2C sensor kernel module
+ * build command: KDIR=/kernel-source/ make
+ * The kernel config should include CONFIG_APDS9960=m
+ */
+
+#include <linux/module.h>
+#include <linux/gpio.h>
+#include <linux/i2c.h>
+
+#define APDS9960_I2C_ADDR		0x39
+
+/* The IRQ pin is connected to GPIO14=IO3
+ */
+#define APDS9960_I2C_IRQ		14
+
+static struct i2c_board_info i2c_device = {
+	I2C_BOARD_INFO("apds9960", APDS9960_I2C_ADDR),
+	.irq = -1,
+};
+
+static struct i2c_client *i2c_client;
+static int __init apds9960_init(void)
+{
+	struct i2c_adapter *adap = NULL;
+
+	adap = i2c_get_adapter(0);
+	if (!adap)
+	return -1;
+
+	gpio_request_one(16, GPIOF_OUT_INIT_HIGH, "at86rf230-gpio16");
+	i2c_device.irq = gpio_to_irq(APDS9960_I2C_IRQ);
+	printk("Create new I2C device on %s \n", adap->name);
+	i2c_client = i2c_new_device(adap, &i2c_device);
+	return 0;
+}
+
+static void __exit apds9960_exit(void)
+{
+	i2c_unregister_device(i2c_client);
+}
+MODULE_LICENSE("GPL");
+module_init(apds9960_init);
+module_exit(apds9960_exit);

recipes-extended/i2c-quark-board/i2c-quark-board.bb

@@ -9,6 +9,7 @@ inherit module
 FILESEXTRAPATHS_prepend := "${THISDIR}/files/:"
 
 SRC_URI = "file://i2c-quark-mpu6050.c \
+           file://i2c-quark-apds9960.c \
            file://Makefile \
            "