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@@ -1,174 +1,174 @@
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-/*
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- * File : spi_dev.c
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- * This file is part of RT-Thread RTOS
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- * COPYRIGHT (C) 2006 - 2012, RT-Thread Development Team
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- *
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- * The license and distribution terms for this file may be
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- * found in the file LICENSE in this distribution or at
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- * http://www.rt-thread.org/license/LICENSE
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- *
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- * Change Logs:
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- * Date Author Notes
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- */
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-
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-#include <rtthread.h>
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-#include <drivers/spi.h>
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-
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-/* SPI bus device interface, compatible with RT-Thread 0.3.x/1.0.x */
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-static rt_err_t _spi_bus_device_init(rt_device_t dev)
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-{
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- struct rt_spi_bus *bus;
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-
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- bus = (struct rt_spi_bus *)dev;
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- RT_ASSERT(bus != RT_NULL);
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-
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- return RT_EOK;
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-}
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-
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-static rt_size_t _spi_bus_device_read(rt_device_t dev,
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- rt_off_t pos,
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- void *buffer,
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- rt_size_t size)
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-{
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- struct rt_spi_bus *bus;
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-
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- bus = (struct rt_spi_bus *)dev;
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- RT_ASSERT(bus != RT_NULL);
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- RT_ASSERT(bus->owner != RT_NULL);
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-
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- return rt_spi_transfer(bus->owner, RT_NULL, buffer, size);
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-}
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-
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-static rt_size_t _spi_bus_device_write(rt_device_t dev,
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- rt_off_t pos,
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- const void *buffer,
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- rt_size_t size)
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-{
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- struct rt_spi_bus *bus;
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-
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- bus = (struct rt_spi_bus *)dev;
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- RT_ASSERT(bus != RT_NULL);
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- RT_ASSERT(bus->owner != RT_NULL);
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-
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- return rt_spi_transfer(bus->owner, buffer, RT_NULL, size);
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-}
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-
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-static rt_err_t _spi_bus_device_control(rt_device_t dev,
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- rt_uint8_t cmd,
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- void *args)
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-{
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- struct rt_spi_bus *bus;
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-
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- bus = (struct rt_spi_bus *)dev;
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- RT_ASSERT(bus != RT_NULL);
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-
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- switch (cmd)
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- {
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- case 0: /* set device */
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- break;
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- case 1:
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- break;
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- }
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-
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- return RT_EOK;
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-}
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-
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-rt_err_t rt_spi_bus_device_init(struct rt_spi_bus *bus, const char *name)
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-{
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- struct rt_device *device;
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- RT_ASSERT(bus != RT_NULL);
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-
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- device = &bus->parent;
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-
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- /* set device type */
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- device->type = RT_Device_Class_SPIBUS;
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- /* initialize device interface */
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- device->init = _spi_bus_device_init;
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- device->open = RT_NULL;
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- device->close = RT_NULL;
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- device->read = _spi_bus_device_read;
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- device->write = _spi_bus_device_write;
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- device->control = _spi_bus_device_control;
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-
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- /* register to device manager */
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- return rt_device_register(device, name, RT_DEVICE_FLAG_RDWR);
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-}
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-
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-/* SPI Dev device interface, compatible with RT-Thread 0.3.x/1.0.x */
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-static rt_err_t _spidev_device_init(rt_device_t dev)
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-{
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- struct rt_spi_device *device;
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-
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- device = (struct rt_spi_device *)dev;
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- RT_ASSERT(device != RT_NULL);
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-
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- return RT_EOK;
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-}
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-
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-static rt_size_t _spidev_device_read(rt_device_t dev,
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- rt_off_t pos,
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- void *buffer,
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- rt_size_t size)
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-{
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- struct rt_spi_device *device;
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-
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- device = (struct rt_spi_device *)dev;
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- RT_ASSERT(device != RT_NULL);
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- RT_ASSERT(device->bus != RT_NULL);
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-
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- return rt_spi_transfer(device, RT_NULL, buffer, size);
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-}
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-
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-static rt_size_t _spidev_device_write(rt_device_t dev,
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- rt_off_t pos,
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- const void *buffer,
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- rt_size_t size)
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-{
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- struct rt_spi_device *device;
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-
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- device = (struct rt_spi_device *)dev;
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- RT_ASSERT(device != RT_NULL);
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- RT_ASSERT(device->bus != RT_NULL);
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-
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- return rt_spi_transfer(device, buffer, RT_NULL, size);
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-}
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-
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-static rt_err_t _spidev_device_control(rt_device_t dev,
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- rt_uint8_t cmd,
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- void *args)
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-{
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- struct rt_spi_device *device;
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-
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- device = (struct rt_spi_device *)dev;
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- RT_ASSERT(device != RT_NULL);
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-
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- switch (cmd)
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- {
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- case 0: /* set device */
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- break;
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- case 1:
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- break;
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- }
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-
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- return RT_EOK;
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-}
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-
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-rt_err_t rt_spidev_device_init(struct rt_spi_device *dev, const char *name)
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-{
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- struct rt_device *device;
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- RT_ASSERT(dev != RT_NULL);
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-
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- device = &(dev->parent);
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-
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- /* set device type */
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- device->type = RT_Device_Class_SPIDevice;
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- device->init = _spidev_device_init;
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- device->open = RT_NULL;
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- device->close = RT_NULL;
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- device->read = _spidev_device_read;
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- device->write = _spidev_device_write;
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- device->control = _spidev_device_control;
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-
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- /* register to device manager */
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- return rt_device_register(device, name, RT_DEVICE_FLAG_RDWR);
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-}
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+/*
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+ * File : spi_dev.c
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+ * This file is part of RT-Thread RTOS
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+ * COPYRIGHT (C) 2006 - 2012, RT-Thread Development Team
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+ *
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+ * The license and distribution terms for this file may be
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+ * found in the file LICENSE in this distribution or at
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+ * http://www.rt-thread.org/license/LICENSE
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+ *
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+ * Change Logs:
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+ * Date Author Notes
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+ */
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+
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+#include <rtthread.h>
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+#include <drivers/spi.h>
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+
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+/* SPI bus device interface, compatible with RT-Thread 0.3.x/1.0.x */
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+static rt_err_t _spi_bus_device_init(rt_device_t dev)
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+{
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+ struct rt_spi_bus *bus;
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+
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+ bus = (struct rt_spi_bus *)dev;
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+ RT_ASSERT(bus != RT_NULL);
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+
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+ return RT_EOK;
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+}
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+
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+static rt_size_t _spi_bus_device_read(rt_device_t dev,
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+ rt_off_t pos,
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+ void *buffer,
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+ rt_size_t size)
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+{
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+ struct rt_spi_bus *bus;
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+
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+ bus = (struct rt_spi_bus *)dev;
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+ RT_ASSERT(bus != RT_NULL);
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+ RT_ASSERT(bus->owner != RT_NULL);
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+
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+ return rt_spi_transfer(bus->owner, RT_NULL, buffer, size);
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+}
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+
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+static rt_size_t _spi_bus_device_write(rt_device_t dev,
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+ rt_off_t pos,
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+ const void *buffer,
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+ rt_size_t size)
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+{
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+ struct rt_spi_bus *bus;
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+
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+ bus = (struct rt_spi_bus *)dev;
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+ RT_ASSERT(bus != RT_NULL);
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+ RT_ASSERT(bus->owner != RT_NULL);
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+
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+ return rt_spi_transfer(bus->owner, buffer, RT_NULL, size);
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+}
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+
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+static rt_err_t _spi_bus_device_control(rt_device_t dev,
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+ rt_uint8_t cmd,
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+ void *args)
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+{
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+ struct rt_spi_bus *bus;
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+
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+ bus = (struct rt_spi_bus *)dev;
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+ RT_ASSERT(bus != RT_NULL);
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+
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+ switch (cmd)
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+ {
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+ case 0: /* set device */
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+ break;
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+ case 1:
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+ break;
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+ }
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+
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+ return RT_EOK;
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+}
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+
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+rt_err_t rt_spi_bus_device_init(struct rt_spi_bus *bus, const char *name)
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+{
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+ struct rt_device *device;
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+ RT_ASSERT(bus != RT_NULL);
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+
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+ device = &bus->parent;
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+
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+ /* set device type */
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+ device->type = RT_Device_Class_SPIBUS;
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+ /* initialize device interface */
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+ device->init = _spi_bus_device_init;
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+ device->open = RT_NULL;
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+ device->close = RT_NULL;
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+ device->read = _spi_bus_device_read;
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+ device->write = _spi_bus_device_write;
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+ device->control = _spi_bus_device_control;
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+
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+ /* register to device manager */
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+ return rt_device_register(device, name, RT_DEVICE_FLAG_RDWR);
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+}
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+
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+/* SPI Dev device interface, compatible with RT-Thread 0.3.x/1.0.x */
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+static rt_err_t _spidev_device_init(rt_device_t dev)
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+{
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+ struct rt_spi_device *device;
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+
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+ device = (struct rt_spi_device *)dev;
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+ RT_ASSERT(device != RT_NULL);
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+
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+ return RT_EOK;
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+}
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+
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+static rt_size_t _spidev_device_read(rt_device_t dev,
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+ rt_off_t pos,
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+ void *buffer,
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+ rt_size_t size)
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+{
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+ struct rt_spi_device *device;
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+
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+ device = (struct rt_spi_device *)dev;
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+ RT_ASSERT(device != RT_NULL);
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+ RT_ASSERT(device->bus != RT_NULL);
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+
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+ return rt_spi_transfer(device, RT_NULL, buffer, size);
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+}
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+
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+static rt_size_t _spidev_device_write(rt_device_t dev,
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+ rt_off_t pos,
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+ const void *buffer,
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+ rt_size_t size)
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+{
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+ struct rt_spi_device *device;
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+
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+ device = (struct rt_spi_device *)dev;
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+ RT_ASSERT(device != RT_NULL);
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+ RT_ASSERT(device->bus != RT_NULL);
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+
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+ return rt_spi_transfer(device, buffer, RT_NULL, size);
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+}
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+
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+static rt_err_t _spidev_device_control(rt_device_t dev,
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+ rt_uint8_t cmd,
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+ void *args)
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+{
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+ struct rt_spi_device *device;
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+
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+ device = (struct rt_spi_device *)dev;
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+ RT_ASSERT(device != RT_NULL);
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+
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+ switch (cmd)
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+ {
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+ case 0: /* set device */
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+ break;
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+ case 1:
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+ break;
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+ }
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+
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+ return RT_EOK;
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+}
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+
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+rt_err_t rt_spidev_device_init(struct rt_spi_device *dev, const char *name)
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+{
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+ struct rt_device *device;
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+ RT_ASSERT(dev != RT_NULL);
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+
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+ device = &(dev->parent);
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+
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+ /* set device type */
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+ device->type = RT_Device_Class_SPIDevice;
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+ device->init = _spidev_device_init;
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+ device->open = RT_NULL;
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+ device->close = RT_NULL;
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+ device->read = _spidev_device_read;
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+ device->write = _spidev_device_write;
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+ device->control = _spidev_device_control;
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+
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+ /* register to device manager */
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+ return rt_device_register(device, name, RT_DEVICE_FLAG_RDWR);
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+}
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