~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

TOMOYO Linux Cross Reference
Linux/include/linux/usb/renesas_usbhs.h

Version: ~ [ linux-5.9-rc6 ] ~ [ linux-5.8.10 ] ~ [ linux-5.7.19 ] ~ [ linux-5.6.19 ] ~ [ linux-5.5.19 ] ~ [ linux-5.4.66 ] ~ [ linux-5.3.18 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.146 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.198 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.236 ] ~ [ linux-4.8.17 ] ~ [ linux-4.7.10 ] ~ [ linux-4.6.7 ] ~ [ linux-4.5.7 ] ~ [ linux-4.4.236 ] ~ [ linux-4.3.6 ] ~ [ linux-4.2.8 ] ~ [ linux-4.1.52 ] ~ [ linux-4.0.9 ] ~ [ linux-3.19.8 ] ~ [ linux-3.18.140 ] ~ [ linux-3.17.8 ] ~ [ linux-3.16.85 ] ~ [ linux-3.15.10 ] ~ [ linux-3.14.79 ] ~ [ linux-3.13.11 ] ~ [ linux-3.12.74 ] ~ [ linux-3.11.10 ] ~ [ linux-3.10.108 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.5 ] ~ [ policy-sample ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

  1 /*
  2  * Renesas USB
  3  *
  4  * Copyright (C) 2011 Renesas Solutions Corp.
  5  * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
  6  *
  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.
 11  *
 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
 15  *
 16  */
 17 #ifndef RENESAS_USB_H
 18 #define RENESAS_USB_H
 19 #include <linux/platform_device.h>
 20 #include <linux/usb/ch9.h>
 21 
 22 /*
 23  * module type
 24  *
 25  * it will be return value from get_id
 26  */
 27 enum {
 28         USBHS_HOST = 0,
 29         USBHS_GADGET,
 30         USBHS_MAX,
 31 };
 32 
 33 /*
 34  * callback functions table for driver
 35  *
 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
 39  */
 40 struct renesas_usbhs_driver_callback {
 41         int (*notify_hotplug)(struct platform_device *pdev);
 42 };
 43 
 44 /*
 45  * callback functions for platform
 46  *
 47  * These functions are called from driver for platform
 48  */
 49 struct renesas_usbhs_platform_callback {
 50 
 51         /*
 52          * option:
 53          *
 54          * Hardware init function for platform.
 55          * it is called when driver was probed.
 56          */
 57         int (*hardware_init)(struct platform_device *pdev);
 58 
 59         /*
 60          * option:
 61          *
 62          * Hardware exit function for platform.
 63          * it is called when driver was removed
 64          */
 65         int (*hardware_exit)(struct platform_device *pdev);
 66 
 67         /*
 68          * option:
 69          *
 70          * for board specific clock control
 71          */
 72         int (*power_ctrl)(struct platform_device *pdev,
 73                            void __iomem *base, int enable);
 74 
 75         /*
 76          * option:
 77          *
 78          * Phy reset for platform
 79          */
 80         int (*phy_reset)(struct platform_device *pdev);
 81 
 82         /*
 83          * get USB ID function
 84          *  - USBHS_HOST
 85          *  - USBHS_GADGET
 86          */
 87         int (*get_id)(struct platform_device *pdev);
 88 
 89         /*
 90          * get VBUS status function.
 91          */
 92         int (*get_vbus)(struct platform_device *pdev);
 93 
 94         /*
 95          * option:
 96          *
 97          * VBUS control is needed for Host
 98          */
 99         int (*set_vbus)(struct platform_device *pdev, int enable);
100 };
101 
102 /*
103  * parameters for renesas usbhs
104  *
105  * some register needs USB chip specific parameters.
106  * This struct show it to driver
107  */
108 struct renesas_usbhs_driver_param {
109         /*
110          * pipe settings
111          */
112         u32 *pipe_type; /* array of USB_ENDPOINT_XFER_xxx (from ep0) */
113         int pipe_size; /* pipe_type array size */
114 
115         /*
116          * option:
117          *
118          * for BUSWAIT :: BWAIT
119          * see
120          *      renesas_usbhs/common.c :: usbhsc_set_buswait()
121          * */
122         int buswait_bwait;
123 
124         /*
125          * option:
126          *
127          * delay time from notify_hotplug callback
128          */
129         int detection_delay; /* msec */
130 
131         /*
132          * option:
133          *
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..
138          *      .d0_tx_id = xx_TX,
139          *      .d1_rx_id = xx_RX,
140          * or
141          *      .d1_tx_id = xx_TX,
142          *      .d0_rx_id = xx_RX,
143          */
144         int d0_tx_id;
145         int d0_rx_id;
146         int d1_tx_id;
147         int d1_rx_id;
148 
149         /*
150          * option:
151          *
152          * pio <--> dma border.
153          */
154         int pio_dma_border; /* default is 64byte */
155 
156         /*
157          * option:
158          */
159         u32 has_otg:1; /* for controlling PWEN/EXTLP */
160         u32 has_sudmac:1; /* for SUDMAC */
161 };
162 
163 /*
164  * option:
165  *
166  * platform information for renesas_usbhs driver.
167  */
168 struct renesas_usbhs_platform_info {
169         /*
170          * option:
171          *
172          * platform set these functions before
173          * call platform_add_devices if needed
174          */
175         struct renesas_usbhs_platform_callback  platform_callback;
176 
177         /*
178          * driver set these callback functions pointer.
179          * platform can use it on callback functions
180          */
181         struct renesas_usbhs_driver_callback    driver_callback;
182 
183         /*
184          * option:
185          *
186          * driver use these param for some register
187          */
188         struct renesas_usbhs_driver_param       driver_param;
189 };
190 
191 /*
192  * macro for platform
193  */
194 #define renesas_usbhs_get_info(pdev)\
195         ((struct renesas_usbhs_platform_info *)(pdev)->dev.platform_data)
196 
197 #define renesas_usbhs_call_notify_hotplug(pdev)                         \
198         ({                                                              \
199                 struct renesas_usbhs_driver_callback *dc;               \
200                 dc = &(renesas_usbhs_get_info(pdev)->driver_callback);  \
201                 if (dc && dc->notify_hotplug)                           \
202                         dc->notify_hotplug(pdev);                       \
203         })
204 #endif /* RENESAS_USB_H */
205 

~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

kernel.org | git.kernel.org | LWN.net | Project Home | Wiki (Japanese) | Wiki (English) | SVN repository | Mail admin

Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.

osdn.jp