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serial: add support for the TI AR7 internal UART

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This patch adds support for the TI AR7 internal UART.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Florian Fainelli 2009-06-11 13:21:24 +01:00 committed by Linus Torvalds
parent 257a6e8cc7
commit 08e0992f60
2 changed files with 9 additions and 1 deletions
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7
drivers/serial/8250.c
View File

@ -287,6 +287,13 @@ static const struct serial8250_config uart_config[] = {
.fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10,
.flags = UART_CAP_FIFO,
},
[PORT_AR7] = {
.name = "AR7",
.fifo_size = 16,
.tx_loadsz = 16,
.fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_00,
.flags = UART_CAP_FIFO | UART_CAP_AFE,
},
};
#if defined (CONFIG_SERIAL_8250_AU1X00)

3
include/linux/serial_core.h
View File

@ -41,7 +41,8 @@
#define PORT_XSCALE 15
#define PORT_RM9000 16 /* PMC-Sierra RM9xxx internal UART */
#define PORT_OCTEON 17 /* Cavium OCTEON internal UART */
#define PORT_MAX_8250 17 /* max port ID */
#define PORT_AR7 18 /* Texas Instruments AR7 internal UART */
#define PORT_MAX_8250 18 /* max port ID */
/*
* ARM specific type numbers. These are not currently guaranteed