xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

omap: Clean the serial port defines

Browse Source 
This way we don't have conflicts with the defines
with compiling in multiple omaps. Set the addresses
for uarts in struct omap_globals for the early serial
init code.

Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Tony Lindgren
2010-02-15 08:48:53 -08:00
parent 4e6d488af3
commit 4f2c49fedf
11 changed files with 130 additions and 87 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
arch/arm/mach-omap1/include/mach/debug-macro.S
View File

@@ -11,6 +11,10 @@
*
*/
#include <linux/serial_reg.h>
#include <plat/serial.h>
.macro addruart, rx, tmp
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
@@ -30,13 +34,13 @@
.endm
.macro busyuart,rd,rx
1001: ldrb \rd, [\rx, #(0x5 << 2)] @ OMAP-1510 and friends
and \rd, \rd, #0x60
teq \rd, #0x60
1001: ldrb \rd, [\rx, #(UART_LSR << OMAP_PORT_SHIFT)]
and \rd, \rd, #(UART_LSR_TEMT | UART_LSR_THRE)
teq \rd, #(UART_LSR_TEMT | UART_LSR_THRE)
beq 1002f
ldrb \rd, [\rx, #(0x5 << 0)] @ OMAP-730 only
and \rd, \rd, #0x60
teq \rd, #0x60
ldrb \rd, [\rx, #(UART_LSR << OMAP7XX_PORT_SHIFT)]
and \rd, \rd, #(UART_LSR_TEMT | UART_LSR_THRE)
teq \rd, #(UART_LSR_TEMT | UART_LSR_THRE)
bne 1001b
1002:
.endm