| /* |
| * Copyright (c) 2011 The Chromium OS Authors. |
| * See file CREDITS for list of people who contributed to this |
| * project. |
| * |
| * 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. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| * MA 02111-1307 USA |
| */ |
| |
| #ifndef _UART_SPI_SWITCH_H |
| #define _UART_SPI_SWITCH_H |
| |
| #if defined(CONFIG_SPI_UART_SWITCH) |
| /* |
| * Signal that we are about to use the UART. This unfortunate hack is |
| * required by Seaboard, which cannot use its console and SPI at the same |
| * time! If the board file provides this, the board config will declare it. |
| * Let this be a lesson for others. |
| */ |
| void pinmux_select_uart(void); |
| |
| /* |
| * Signal that we are about the use the SPI bus. |
| */ |
| void pinmux_select_spi(void); |
| |
| #else /* not CONFIG_SPI_UART_SWITCH */ |
| |
| static inline void pinmux_select_uart(void) {} |
| static inline void pinmux_select_spi(void) {} |
| |
| #endif |
| |
| #endif |
