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| author | Kevin Cernekee <cernekee@gmail.com> | 2014-11-12 23:53:59 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-11-26 04:06:40 +0300 |
| commit | 3ffb1a8193bead7bf4ef0fec2dae050c70e4c1c1 (patch) | |
| tree | 18b8c192f0d6b3e6c21f4a93316c06763576a5d7 /drivers/tty/serial/serial_core.c | |
| parent | 57850a50c1f91c6136fe0b4b27301ebbe848b2ce (diff) | |
| download | linux-3ffb1a8193bead7bf4ef0fec2dae050c70e4c1c1.tar.xz | |
serial: core: Add big-endian iotype
Since most drivers interpret UPIO_MEM32 to mean "little-endian" and use
readl/writel to access the registers, add a parallel UPIO_MEM32BE to
request the use of big-endian MMIO accessors (ioread32be/iowrite32be).
Signed-off-by: Kevin Cernekee <cernekee@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/serial_core.c')
| -rw-r--r-- | drivers/tty/serial/serial_core.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c index 5c8b8f50f787..57ca61b14670 100644 --- a/drivers/tty/serial/serial_core.c +++ b/drivers/tty/serial/serial_core.c @@ -2153,6 +2153,7 @@ uart_report_port(struct uart_driver *drv, struct uart_port *port) break; case UPIO_MEM: case UPIO_MEM32: + case UPIO_MEM32BE: case UPIO_AU: case UPIO_TSI: snprintf(address, sizeof(address), @@ -2796,6 +2797,7 @@ int uart_match_port(struct uart_port *port1, struct uart_port *port2) (port1->hub6 == port2->hub6); case UPIO_MEM: case UPIO_MEM32: + case UPIO_MEM32BE: case UPIO_AU: case UPIO_TSI: return (port1->mapbase == port2->mapbase); |