/* * Copyright (C) 2009 Texas Instruments * Added OMAP4 support- Santosh Shilimkar <santosh.shilimkar@ti.com> * * 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. */ #ifndef __ASM_ARCH_SERIAL_H #define __ASM_ARCH_SERIAL_H #include <linux/init.h> /* * Memory entry used for the DEBUG_LL UART configuration, relative to * start of RAM. See also uncompress.h and debug-macro.S. * * Note that using a memory location for storing the UART configuration * has at least two limitations: * * 1. Kernel uncompress code cannot overlap OMAP_UART_INFO as the * uncompress code could then partially overwrite itself * 2. We assume printascii is called at least once before paging_init, * and addruart has a chance to read OMAP_UART_INFO */ #define OMAP_UART_INFO_OFS 0x3ffc #define OMAP_PORT_SHIFT 2 #define OMAP7XX_PORT_SHIFT 0 #define OMAP1510_BASE_BAUD (12000000/16) #define OMAP16XX_BASE_BAUD (48000000/16) /* * DEBUG_LL port encoding stored into the UART1 scratchpad register by * decomp_setup in uncompress.h */ #define OMAP1UART1 11 #define OMAP1UART2 12 #define OMAP1UART3 13 #ifndef __ASSEMBLER__ extern void omap_serial_init(void); #endif #endif