diff options
| author | Sergei Shtylyov <sshtylyov@ru.mvista.com> | 2006-04-30 11:15:58 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2006-04-30 11:15:58 +0100 |
| commit | 85835f442e5bbf9d3b8f6e574751da8db77016d2 (patch) | |
| tree | 28bc3bd2734daf51474dcfb255100a0050ffc29c | |
| parent | 68ac64cd3fd89fdaa091701f6ab98a9065e9b1b5 (diff) | |
| download | talos-obmc-linux-85835f442e5bbf9d3b8f6e574751da8db77016d2.tar.gz talos-obmc-linux-85835f442e5bbf9d3b8f6e574751da8db77016d2.zip | |
[SERIAL] AMD Alchemy UART: claim memory range
I've noticed that the 8250/Au1x00 driver (drivers/serial/8250_au1x00.c)
doesn't claim UART memory ranges and uses wrong (KSEG1-based) UART
addresses instead of the physical ones.
Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
| -rw-r--r-- | drivers/serial/8250.c | 6 | ||||
| -rw-r--r-- | drivers/serial/8250_au1x00.c | 5 |
2 files changed, 8 insertions, 3 deletions
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c index 674b15c78f68..d641ac4e976e 100644 --- a/drivers/serial/8250.c +++ b/drivers/serial/8250.c @@ -1906,6 +1906,9 @@ static int serial8250_request_std_resource(struct uart_8250_port *up) int ret = 0; switch (up->port.iotype) { + case UPIO_AU: + size = 0x100000; + /* fall thru */ case UPIO_MEM: if (!up->port.mapbase) break; @@ -1938,6 +1941,9 @@ static void serial8250_release_std_resource(struct uart_8250_port *up) unsigned int size = 8 << up->port.regshift; switch (up->port.iotype) { + case UPIO_AU: + size = 0x100000; + /* fall thru */ case UPIO_MEM: if (!up->port.mapbase) break; diff --git a/drivers/serial/8250_au1x00.c b/drivers/serial/8250_au1x00.c index 3d1bfd07208d..58015fd14be9 100644 --- a/drivers/serial/8250_au1x00.c +++ b/drivers/serial/8250_au1x00.c @@ -30,13 +30,12 @@ { \ .iobase = _base, \ .membase = (void __iomem *)_base,\ - .mapbase = _base, \ + .mapbase = CPHYSADDR(_base), \ .irq = _irq, \ .uartclk = 0, /* filled */ \ .regshift = 2, \ .iotype = UPIO_AU, \ - .flags = UPF_SKIP_TEST | \ - UPF_IOREMAP, \ + .flags = UPF_SKIP_TEST \ } static struct plat_serial8250_port au1x00_data[] = { |
