Merge branch 'master' of https://github.com/RT-Thread/rt-thread

2 files changed, 86 insertions, 0 deletions

diff --git a/components/drivers/phy/SConscript b/components/drivers/phy/SConscript
new file mode 100644
index 0000000000..ec12ed24c2
--- /dev/null
+++ b/components/drivers/phy/SConscript
@@ -0,0 +1,8 @@
+from building import *
+
+cwd     = GetCurrentDir()
+src	= Glob('*.c')
+CPPPATH = [cwd + '/../include']
+group = DefineGroup('DeviceDrivers', src, depend = ['RT_USING_PHY'], CPPPATH = CPPPATH)
+
+Return('group')
diff --git a/components/drivers/phy/phy.c b/components/drivers/phy/phy.c
new file mode 100644
index 0000000000..3ed4a1a265
--- /dev/null
+++ b/components/drivers/phy/phy.c
@@ -0,0 +1,78 @@
+
+/*
+ * Copyright (c) 2006-2020, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author        Notes
+ * 2020-09-27     wangqiang     first version
+ */
+
+#include <rthw.h>
+#include <rtthread.h>
+#include <rtdevice.h>
+
+#define DBG_TAG "PHY"
+#define DBG_LVL DBG_INFO
+#include <rtdbg.h>
+
+
+static rt_size_t phy_device_read(rt_device_t dev, rt_off_t pos, void *buffer, rt_size_t count)
+{
+    struct rt_phy_device *phy = (struct rt_phy_device *)dev->user_data;
+    struct rt_phy_msg *msg = (struct rt_phy_msg *)buffer;
+    return phy->bus->ops->read(phy->bus, phy->addr, msg->reg, &(msg->value), 4);
+}
+static rt_size_t phy_device_write(rt_device_t dev, rt_off_t pos, const void *buffer, rt_size_t count)
+{
+    struct rt_phy_device *phy = (struct rt_phy_device *)dev->user_data;
+    struct rt_phy_msg *msg = (struct rt_phy_msg *)buffer;
+    return phy->bus->ops->write(phy->bus, phy->addr, msg->reg, &(msg->value), 4);
+}
+
+
+
+#ifdef RT_USING_DEVICE_OPS
+const static struct rt_device_ops phy_ops = 
+{
+    RT_NULL, 
+    RT_NULL,
+    RT_NULL,
+    phy_device_read,
+    phy_device_write,
+    RT_NULL,
+};
+#endif
+
+/*
+* phy device register
+*/
+rt_err_t rt_hw_phy_register(struct rt_phy_device *phy, const char *name)
+{
+    rt_err_t ret;
+    struct rt_device *device;
+
+    device = &(phy->parent);
+
+    device->type = RT_Device_Class_PHY;
+    device->rx_indicate = RT_NULL;
+    device->tx_complete = RT_NULL;
+
+#ifdef RT_USING_DEVICE_OPS
+    device->ops = phy_ops;
+#else
+    device->init = NULL;
+    device->open = NULL;
+    device->close = NULL;
+    device->read = phy_device_read;
+    device->write = phy_device_write;
+    device->control = NULL;
+#endif
+    device->user_data = phy;
+
+    /* register a character device */
+    ret = rt_device_register(device, name, RT_DEVICE_FLAG_RDWR);
+
+    return ret;
+}