da0122ca8b
The uart pdata array is already terminated by a zero flag field. This patch reuses this terminator and eliminates DAVINCI_MAX_NR_UARTS definition. This way, future platforms can have different number of uarts initialized via davinci_serial_init(). Signed-off-by: Cyril Chemparathy <cyril@ti.com> Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
36 lines
1 KiB
C
36 lines
1 KiB
C
/*
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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 <mach/hardware.h>
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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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/* 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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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 /* __ASM_ARCH_SERIAL_H */
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