OMAP2/3: Pass irqflags to 8250 driver
Vikram Pandita [Fri, 28 Aug 2009 18:24:08 +0000 (11:24 -0700)]
Pass irqflags to 8250 driver with platform_data. At least Zoom2 has
IRQF_TRIGGER_RISING requirement for the 8250 GPIO irq.

This patch is dependent on 8250 driver changes getting accepted upstream:
http://git.kernel.org/?p=linux/kernel/git/sfr/linux-next.git;a=commit;h=7053133124d5cdf207c1168c7a0c582a18e12ea7

Signed-off-by: Vikram Pandita <vikram.pandita@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/mach-omap2/board-zoom-debugboard.c
arch/arm/mach-omap2/serial.c

index bac5c43..f546063 100644 (file)
@@ -12,6 +12,7 @@
 #include <linux/gpio.h>
 #include <linux/serial_8250.h>
 #include <linux/smsc911x.h>
+#include <linux/interrupt.h>
 
 #include <mach/gpmc.h>
 
@@ -84,6 +85,7 @@ static struct plat_serial8250_port serial_platform_data[] = {
                .mapbase        = 0x10000000,
                .irq            = OMAP_GPIO_IRQ(102),
                .flags          = UPF_BOOT_AUTOCONF|UPF_IOREMAP|UPF_SHARE_IRQ,
+               .irqflags       = IRQF_SHARED | IRQF_TRIGGER_RISING,
                .iotype         = UPIO_MEM,
                .regshift       = 1,
                .uartclk        = QUART_CLK,
index 409b033..dd3c735 100644 (file)
@@ -460,7 +460,7 @@ static void omap_uart_idle_init(struct omap_uart_state *uart)
                uart->padconf = 0;
        }
 
-       p->flags |= UPF_SHARE_IRQ;
+       p->irqflags |= IRQF_SHARED;
        ret = request_irq(p->irq, omap_uart_interrupt, IRQF_SHARED,
                          "serial idle", (void *)uart);
        WARN_ON(ret);