From f28f3313aa97dcb46954f90f596d75f8faf4626e Mon Sep 17 00:00:00 2001 From: Daniel Hellstrom Date: Tue, 4 Jan 2011 01:41:35 +0000 Subject: [PATCH] Added support for ampopts in APBUART driver. Used in AMP systems. Signed-off-by: Daniel Hellstrom Signed-off-by: David S. Miller --- drivers/serial/apbuart.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/serial/apbuart.c b/drivers/serial/apbuart.c index 7160345a184e..767ce9e396c5 100644 --- a/drivers/serial/apbuart.c +++ b/drivers/serial/apbuart.c @@ -26,6 +26,7 @@ #include #include #include +#include #include #include #include @@ -573,7 +574,6 @@ static int __devinit apbuart_probe(struct platform_device *op, printk(KERN_INFO "grlib-apbuart at 0x%llx, irq %d\n", (unsigned long long) port->mapbase, port->irq); return 0; - } static struct of_device_id __initdata apbuart_match[] = { @@ -623,9 +623,12 @@ static void grlib_apbuart_configure(void) int *vendor = (int *) of_get_property(np, "vendor", NULL); int *device = (int *) of_get_property(np, "device", NULL); int *irqs = (int *) of_get_property(np, "interrupts", NULL); + int *ampopts = (int *) of_get_property(np, "ampopts", NULL); regs = (struct amba_prom_registers *) of_get_property(np, "reg", NULL); + if (ampopts && (*ampopts == 0)) + continue; /* Ignore if used by another OS instance */ if (vendor) v = *vendor; if (device) -- 2.20.1