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use correct port type, which sets the correct receive fifo trigger options (#7095)

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SVN-Revision: 21457
This commit is contained in:
Florian Fainelli 2010-05-15 19:15:03 +00:00
parent 72e6e69855
commit bdf2a03107
1 changed files with 30 additions and 0 deletions
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target/linux/ar7/patches-2.6.32/140-uart_port_ar7.patch Normal file
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@ -0,0 +1,30 @@
AR7: use correct UART port type
PORT_AR7 has the correct TRIG flag (UART_FCR_R_TRIG_00) as well as UART_CAP_AFE
being set. This fixes kernel console on TNETD7300 revision 0x02 and has no side
effects on other revisions of the chip.
Signed-off-by: Florian Fainelli <florian@openwrt.org>
Index: linux-2.6.32.12/arch/mips/ar7/platform.c
===================================================================
--- linux-2.6.32.12.orig/arch/mips/ar7/platform.c 2010-05-15 18:01:11.000000000 +0200
+++ linux-2.6.32.12/arch/mips/ar7/platform.c 2010-05-15 18:02:44.000000000 +0200
@@ -509,7 +509,7 @@
memset(uart_port, 0, sizeof(struct uart_port) * 2);
- uart_port[0].type = PORT_16550A;
+ uart_port[0].type = PORT_AR7;
uart_port[0].line = 0;
uart_port[0].irq = AR7_IRQ_UART0;
uart_port[0].uartclk = ar7_bus_freq() / 2;
@@ -524,7 +524,7 @@
/* Only TNETD73xx have a second serial port */
if (ar7_has_second_uart()) {
- uart_port[1].type = PORT_16550A;
+ uart_port[1].type = PORT_AR7;
uart_port[1].line = 1;
uart_port[1].irq = AR7_IRQ_UART1;
uart_port[1].uartclk = ar7_bus_freq() / 2;