4 * Copyright (C) 2011 Renesas Solutions Corp.
5 * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU General Public License for more details.
12 * You should have received a copy of the GNU General Public License
13 * along with this program; if not, write to the Free Software
14 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
19 #include <linux/platform_device.h>
20 #include <linux/usb/ch9.h>
25 * it will be return value from get_id
34 * callback functions table for driver
36 * These functions are called from platform for driver.
37 * Callback function's pointer will be set before
38 * renesas_usbhs_platform_callback :: hardware_init was called
40 struct renesas_usbhs_driver_callback {
41 int (*notify_hotplug)(struct platform_device *pdev);
45 * callback functions for platform
47 * These functions are called from driver for platform
49 struct renesas_usbhs_platform_callback {
54 * Hardware init function for platform.
55 * it is called when driver was probed.
57 int (*hardware_init)(struct platform_device *pdev);
62 * Hardware exit function for platform.
63 * it is called when driver was removed
65 int (*hardware_exit)(struct platform_device *pdev);
70 * for board specific clock control
72 int (*power_ctrl)(struct platform_device *pdev,
73 void __iomem *base, int enable);
78 * Phy reset for platform
80 int (*phy_reset)(struct platform_device *pdev);
87 int (*get_id)(struct platform_device *pdev);
90 * get VBUS status function.
92 int (*get_vbus)(struct platform_device *pdev);
97 * VBUS control is needed for Host
99 int (*set_vbus)(struct platform_device *pdev, int enable);
103 * parameters for renesas usbhs
105 * some register needs USB chip specific parameters.
106 * This struct show it to driver
108 struct renesas_usbhs_driver_param {
112 u32 *pipe_type; /* array of USB_ENDPOINT_XFER_xxx (from ep0) */
113 int pipe_size; /* pipe_type array size */
118 * for BUSWAIT :: BWAIT
120 * renesas_usbhs/common.c :: usbhsc_set_buswait()
127 * delay time from notify_hotplug callback
129 int detection_delay; /* msec */
134 * dma id for dmaengine
135 * The data transfer direction on D0FIFO/D1FIFO should be
136 * fixed for keeping consistency.
137 * So, the platform id settings will be..
156 * pio <--> dma border.
158 int pio_dma_border; /* default is 64byte */
166 u32 has_otg:1; /* for controlling PWEN/EXTLP */
167 u32 has_sudmac:1; /* for SUDMAC */
168 u32 has_usb_dmac:1; /* for USB-DMAC */
169 #define USBHS_USB_DMAC_XFER_SIZE 32 /* hardcode the xfer size */
172 #define USBHS_TYPE_RCAR_GEN2 1
177 * platform information for renesas_usbhs driver.
179 struct renesas_usbhs_platform_info {
183 * platform set these functions before
184 * call platform_add_devices if needed
186 struct renesas_usbhs_platform_callback platform_callback;
189 * driver set these callback functions pointer.
190 * platform can use it on callback functions
192 struct renesas_usbhs_driver_callback driver_callback;
197 * driver use these param for some register
199 struct renesas_usbhs_driver_param driver_param;
205 #define renesas_usbhs_get_info(pdev)\
206 ((struct renesas_usbhs_platform_info *)(pdev)->dev.platform_data)
208 #define renesas_usbhs_call_notify_hotplug(pdev) \
210 struct renesas_usbhs_driver_callback *dc; \
211 dc = &(renesas_usbhs_get_info(pdev)->driver_callback); \
212 if (dc && dc->notify_hotplug) \
213 dc->notify_hotplug(pdev); \
215 #endif /* RENESAS_USB_H */