Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 1 | /* |
| 2 | * arch/arm/plat-omap/include/mach/mcbsp.h |
| 3 | * |
| 4 | * Defines for Multi-Channel Buffered Serial Port |
| 5 | * |
| 6 | * Copyright (C) 2002 RidgeRun, Inc. |
| 7 | * Author: Steve Johnson |
| 8 | * |
| 9 | * This program is free software; you can redistribute it and/or modify |
| 10 | * it under the terms of the GNU General Public License as published by |
| 11 | * the Free Software Foundation; either version 2 of the License, or |
| 12 | * (at your option) any later version. |
| 13 | * |
| 14 | * This program is distributed in the hope that it will be useful, |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | * GNU General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU General Public License |
| 20 | * along with this program; if not, write to the Free Software |
| 21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 22 | * |
| 23 | */ |
| 24 | #ifndef __ASM_ARCH_OMAP_MCBSP_H |
| 25 | #define __ASM_ARCH_OMAP_MCBSP_H |
| 26 | |
Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 27 | #include <linux/spinlock.h> |
Jarkko Nikula | 5167255 | 2011-09-26 10:45:46 +0300 | [diff] [blame] | 28 | #include <linux/clk.h> |
Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 29 | |
Charulatha V | 37801b3 | 2011-02-24 12:51:46 -0800 | [diff] [blame] | 30 | #define MCBSP_CONFIG_TYPE2 0x2 |
Charulatha V | dc48e5f | 2011-02-24 15:16:49 +0530 | [diff] [blame] | 31 | #define MCBSP_CONFIG_TYPE3 0x3 |
Kishon Vijay Abraham I | cb7e9de | 2011-02-24 15:16:50 +0530 | [diff] [blame] | 32 | #define MCBSP_CONFIG_TYPE4 0x4 |
Charulatha V | 37801b3 | 2011-02-24 12:51:46 -0800 | [diff] [blame] | 33 | |
Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 34 | /* Platform specific configuration */ |
| 35 | struct omap_mcbsp_ops { |
| 36 | void (*request)(unsigned int); |
| 37 | void (*free)(unsigned int); |
Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 38 | }; |
| 39 | |
| 40 | struct omap_mcbsp_platform_data { |
Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 41 | struct omap_mcbsp_ops *ops; |
Kishon Vijay Abraham I | 64bcbd3 | 2011-02-24 15:16:52 +0530 | [diff] [blame] | 42 | u16 buffer_size; |
Jarkko Nikula | cdc71514 | 2011-09-26 10:45:39 +0300 | [diff] [blame] | 43 | u8 reg_size; |
| 44 | u8 reg_step; |
Jarkko Nikula | 1a64588 | 2011-09-26 10:45:40 +0300 | [diff] [blame] | 45 | |
| 46 | /* McBSP platform and instance specific features */ |
| 47 | bool has_wakeup; /* Wakeup capability */ |
Jarkko Nikula | 8840823 | 2011-09-26 10:45:41 +0300 | [diff] [blame] | 48 | bool has_ccr; /* Transceiver has configuration control registers */ |
Jarkko Nikula | 1743d14 | 2011-09-26 10:45:44 +0300 | [diff] [blame] | 49 | int (*enable_st_clock)(unsigned int, bool); |
Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 50 | }; |
| 51 | |
Kishon Vijay Abraham I | 8b1906f | 2011-02-24 15:16:51 +0530 | [diff] [blame] | 52 | /** |
| 53 | * omap_mcbsp_dev_attr - OMAP McBSP device attributes for omap_hwmod |
| 54 | * @sidetone: name of the sidetone device |
| 55 | */ |
| 56 | struct omap_mcbsp_dev_attr { |
| 57 | const char *sidetone; |
| 58 | }; |
| 59 | |
Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 60 | #endif |