59 lines
1.7 KiB
C
59 lines
1.7 KiB
C
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/*
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* DaVinci serial device definitions
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*
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* Author: Kevin Hilman, MontaVista Software, Inc. <source@mvista.com>
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*
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* 2007 (c) MontaVista Software, Inc. This file is licensed under
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* the terms of the GNU General Public License version 2. This program
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* is licensed "as is" without any warranty of any kind, whether express
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* or implied.
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*/
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#ifndef __ASM_ARCH_SERIAL_H
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#define __ASM_ARCH_SERIAL_H
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#include <asm/memory.h>
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#include <mach/hardware.h>
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/*
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* Stolen area that contains debug uart physical and virtual addresses. These
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* addresses are filled in by the uncompress.h code, and are used by the debug
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* macros in debug-macro.S.
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*
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* This area sits just below the page tables (see arch/arm/kernel/head.S).
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* We define it as a relative offset from start of usable RAM.
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*/
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#define DAVINCI_UART_INFO_OFS 0x3ff8
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#define DAVINCI_UART0_BASE (IO_PHYS + 0x20000)
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#define DAVINCI_UART1_BASE (IO_PHYS + 0x20400)
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#define DAVINCI_UART2_BASE (IO_PHYS + 0x20800)
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#define DA8XX_UART0_BASE (IO_PHYS + 0x042000)
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#define DA8XX_UART1_BASE (IO_PHYS + 0x10c000)
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#define DA8XX_UART2_BASE (IO_PHYS + 0x10d000)
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#define TNETV107X_UART0_BASE 0x08108100
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#define TNETV107X_UART1_BASE 0x08088400
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#define TNETV107X_UART2_BASE 0x08108300
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#define TNETV107X_UART0_VIRT IOMEM(0xfee08100)
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#define TNETV107X_UART1_VIRT IOMEM(0xfed88400)
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#define TNETV107X_UART2_VIRT IOMEM(0xfee08300)
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/* DaVinci UART register offsets */
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#define UART_DAVINCI_PWREMU 0x0c
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#define UART_DM646X_SCR 0x10
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#define UART_DM646X_SCR_TX_WATERMARK 0x08
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#ifndef __ASSEMBLY__
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struct davinci_uart_config {
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/* Bit field of UARTs present; bit 0 --> UART1 */
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unsigned int enabled_uarts;
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};
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extern int davinci_serial_init(struct davinci_uart_config *);
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#endif
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#endif /* __ASM_ARCH_SERIAL_H */
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