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| author | Daniel Hellstrom <daniel@gaisler.com> | 2011-01-04 01:41:35 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-01-04 11:16:38 -0800 |
| commit | f28f3313aa97dcb46954f90f596d75f8faf4626e (patch) | |
| tree | b8914d5d4ad6486e063001138882712c0cb6724c /drivers/serial | |
| parent | d89ddf0da8f0a140d4dc2e2dbc594fb278e33db5 (diff) | |
| download | linux-f28f3313aa97dcb46954f90f596d75f8faf4626e.tar.bz2 | |
Added support for ampopts in APBUART driver. Used in AMP systems.
Signed-off-by: Daniel Hellstrom <daniel@gaisler.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/serial')
| -rw-r--r-- | drivers/serial/apbuart.c | 5 |
1 files changed, 4 insertions, 1 deletions
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 <linux/of.h> #include <linux/of_device.h> #include <linux/of_platform.h> +#include <linux/of_irq.h> #include <linux/platform_device.h> #include <linux/io.h> #include <linux/serial_core.h> @@ -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) |