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authorAndrew Victor <andrew@sanpeople.com>2006-07-05 09:31:13 -0400
committerRussell King <rmk+kernel@arm.linux.org.uk>2006-07-05 09:31:13 -0400
commit20e652761cbf6983fd067aef2f0242c262057737 (patch)
treedc934ceb9ca6d90536bd02516d3ad19e9dfa75bd /drivers/serial/at91_serial.c
parentca78f6baca863afe2e6a244a0fe94b3a70211d46 (diff)
[ARM] 3710/1: AT91 Serial: Use GPIO API
Patch from Andrew Victor The AT91RM9200 errata work-around should be using the GPIO API and not accessing the PIO registers directly. Signed-off-by: Andrew Victor <andrew@sanpeople.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'drivers/serial/at91_serial.c')
-rw-r--r--drivers/serial/at91_serial.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/serial/at91_serial.c b/drivers/serial/at91_serial.c
index a7d664383dae..54c6b2adf7b7 100644
--- a/drivers/serial/at91_serial.c
+++ b/drivers/serial/at91_serial.c
@@ -41,6 +41,7 @@
41#include <asm/mach/serial_at91.h> 41#include <asm/mach/serial_at91.h>
42#include <asm/arch/board.h> 42#include <asm/arch/board.h>
43#include <asm/arch/system.h> 43#include <asm/arch/system.h>
44#include <asm/arch/gpio.h>
44 45
45#if defined(CONFIG_SERIAL_AT91_CONSOLE) && defined(CONFIG_MAGIC_SYSRQ) 46#if defined(CONFIG_SERIAL_AT91_CONSOLE) && defined(CONFIG_MAGIC_SYSRQ)
46#define SUPPORT_SYSRQ 47#define SUPPORT_SYSRQ
@@ -140,9 +141,9 @@ static void at91_set_mctrl(struct uart_port *port, u_int mctrl)
140 */ 141 */
141 if (port->mapbase == AT91_BASE_US0) { 142 if (port->mapbase == AT91_BASE_US0) {
142 if (mctrl & TIOCM_RTS) 143 if (mctrl & TIOCM_RTS)
143 at91_sys_write(AT91_PIOA + PIO_CODR, AT91_PA21_RTS0); 144 at91_set_gpio_value(AT91_PIN_PA21, 0);
144 else 145 else
145 at91_sys_write(AT91_PIOA + PIO_SODR, AT91_PA21_RTS0); 146 at91_set_gpio_value(AT91_PIN_PA21, 1);
146 } 147 }
147 } 148 }
148 149