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| author | Paul Mundt <lethal@linux-sh.org> | 2010-05-24 03:52:55 +0400 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2010-05-24 03:52:55 +0400 |
| commit | 1f782fee18b39b9ad438ebbd82c2915a16c879ee (patch) | |
| tree | f292930065e6c860714c134790ab8882680ac739 /arch/arm/mach-omap1/include/mach/debug-macro.S | |
| parent | 8eda2f21ed9c936a54fd7bc16cbfa5ee656635c2 (diff) | |
| parent | f4b87dee923342505e1ddba8d34ce9de33e75050 (diff) | |
| download | linux-1f782fee18b39b9ad438ebbd82c2915a16c879ee.tar.xz | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'arch/arm/mach-omap1/include/mach/debug-macro.S')
| -rw-r--r-- | arch/arm/mach-omap1/include/mach/debug-macro.S | 21 |
1 files changed, 6 insertions, 15 deletions
diff --git a/arch/arm/mach-omap1/include/mach/debug-macro.S b/arch/arm/mach-omap1/include/mach/debug-macro.S index b6d9584544b4..e8a8cf36b7f0 100644 --- a/arch/arm/mach-omap1/include/mach/debug-macro.S +++ b/arch/arm/mach-omap1/include/mach/debug-macro.S @@ -13,6 +13,8 @@ #include <linux/serial_reg.h> +#include <asm/memory.h> + #include <plat/serial.h> .pushsection .data @@ -37,23 +39,12 @@ omap_uart_virt: .word 0x0 cmp \rx, #0 @ is port configured? bne 99f @ already configured - /* Check 7XX UART1 scratchpad register for uart to use */ + /* Check the debug UART configuration set in uncompress.h */ mrc p15, 0, \rx, c1, c0 tst \rx, #1 @ MMU enabled? - moveq \rx, #0xff000000 @ physical base address - movne \rx, #0xfe000000 @ virtual base - orr \rx, \rx, #0x00fb0000 @ OMAP1UART1 - ldrb \rx, [\rx, #(UART_SCR << OMAP7XX_PORT_SHIFT)] - cmp \rx, #0 @ anything in 7XX scratchpad? - bne 10f @ found 7XX uart - - /* Check 15xx/16xx UART1 scratchpad register for uart to use */ - mrc p15, 0, \rx, c1, c0 - tst \rx, #1 @ MMU enabled? - moveq \rx, #0xff000000 @ physical base address - movne \rx, #0xfe000000 @ virtual base - orr \rx, \rx, #0x00fb0000 @ OMAP1UART1 - ldrb \rx, [\rx, #(UART_SCR << OMAP_PORT_SHIFT)] + ldreq \rx, =OMAP_UART_INFO + ldrne \rx, =__phys_to_virt(OMAP_UART_INFO) + ldr \rx, [\rx, #0] /* Select the UART to use based on the UART1 scratchpad value */ 10: cmp \rx, #0 @ no port configured? |