From: Andrew Victor <andrew@sanpeople.com> Date: Wed, 5 Jul 2006 13:31:13 +0000 (+0100) Subject: [ARM] 3710/1: AT91 Serial: Use GPIO API X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=20e652761cbf6983fd067aef2f0242c262057737;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git [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> --- 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 @@ #include <asm/mach/serial_at91.h> #include <asm/arch/board.h> #include <asm/arch/system.h> +#include <asm/arch/gpio.h> #if defined(CONFIG_SERIAL_AT91_CONSOLE) && defined(CONFIG_MAGIC_SYSRQ) #define SUPPORT_SYSRQ @@ -140,9 +141,9 @@ static void at91_set_mctrl(struct uart_port *port, u_int mctrl) */ if (port->mapbase == AT91_BASE_US0) { if (mctrl & TIOCM_RTS) - at91_sys_write(AT91_PIOA + PIO_CODR, AT91_PA21_RTS0); + at91_set_gpio_value(AT91_PIN_PA21, 0); else - at91_sys_write(AT91_PIOA + PIO_SODR, AT91_PA21_RTS0); + at91_set_gpio_value(AT91_PIN_PA21, 1); } }