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authorJohn Crispin <john@openwrt.org>2015-02-09 12:12:30 +0000
committerJohn Crispin <john@openwrt.org>2015-02-09 12:12:30 +0000
commit9f0f80faacff55e9e909b87328fc0def14290562 (patch)
treecc7d2b74e9645ac723ef45db443ff6b4b0aeda14 /target/linux/ar7/patches-3.18/500-serial_kludge.patch
parent5c8b8b36e1812feb055fc8574fe03156fa1efcb3 (diff)
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ar7: add 3.18 support
this is only compile tested Signed-off-by: John Crispin <blogic@openwrt.org> SVN-Revision: 44344
Diffstat (limited to 'target/linux/ar7/patches-3.18/500-serial_kludge.patch')
-rw-r--r--target/linux/ar7/patches-3.18/500-serial_kludge.patch28
1 files changed, 28 insertions, 0 deletions
diff --git a/target/linux/ar7/patches-3.18/500-serial_kludge.patch b/target/linux/ar7/patches-3.18/500-serial_kludge.patch
new file mode 100644
index 0000000000..e5d5a914a3
--- /dev/null
+++ b/target/linux/ar7/patches-3.18/500-serial_kludge.patch
@@ -0,0 +1,28 @@
+--- a/drivers/tty/serial/8250/8250_core.c
++++ b/drivers/tty/serial/8250/8250_core.c
+@@ -323,6 +323,13 @@ static const struct serial8250_config ua
+ .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10,
+ .flags = UART_CAP_FIFO | UART_CAP_AFE,
+ },
++ [PORT_AR7] = {
++ .name = "TI-AR7",
++ .fifo_size = 16,
++ .tx_loadsz = 16,
++ .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_00,
++ .flags = UART_CAP_FIFO | UART_CAP_AFE,
++ },
+ };
+
+ /* Uart divisor latch read */
+@@ -2861,7 +2868,11 @@ static void serial8250_console_putchar(s
+ struct uart_8250_port *up =
+ container_of(port, struct uart_8250_port, port);
+
++#ifdef CONFIG_AR7
++ wait_for_xmitr(up, BOTH_EMPTY);
++#else
+ wait_for_xmitr(up, UART_LSR_THRE);
++#endif
+ serial_port_out(port, UART_TX, ch);
+ }
+