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Diffstat (limited to 'include/linux/serial_max3100.h')
| -rw-r--r-- | include/linux/serial_max3100.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/include/linux/serial_max3100.h b/include/linux/serial_max3100.h new file mode 100644 index 00000000000..4976befb6ae --- /dev/null +++ b/include/linux/serial_max3100.h @@ -0,0 +1,52 @@ +/* + * + * Copyright (C) 2007 Christian Pellegrin + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + + +#ifndef _LINUX_SERIAL_MAX3100_H +#define _LINUX_SERIAL_MAX3100_H 1 + + +/** + * struct plat_max3100 - MAX3100 SPI UART platform data + * @loopback: force MAX3100 in loopback + * @crystal: 1 for 3.6864 Mhz, 0 for 1.8432 + * @max3100_hw_suspend: MAX3100 has a shutdown pin. This is a hook + * called on suspend and resume to activate it. + * @poll_time: poll time for CTS signal in ms, 0 disables (so no hw + * flow ctrl is possible but you have less CPU usage) + * + * You should use this structure in your machine description to specify + * how the MAX3100 is connected. Example: + * + * static struct plat_max3100 max3100_plat_data = { + * .loopback = 0, + * .crystal = 0, + * .poll_time = 100, + * }; + * + * static struct spi_board_info spi_board_info[] = { + * { + * .modalias = "max3100", + * .platform_data = &max3100_plat_data, + * .irq = IRQ_EINT12, + * .max_speed_hz = 5*1000*1000, + * .chip_select = 0, + * }, + * }; + * + **/ +struct plat_max3100 { + int loopback; + int crystal; + void (*max3100_hw_suspend) (int suspend); + int poll_time; +}; + +#endif |