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authorHemant Pedanekar <hemantp@ti.com>2011-02-15 23:06:17 +0530
committerTony Lindgren <tony@atomide.com>2011-02-16 08:31:53 -0800
commit4d887a250d6294d4e17851da46d6eab4de83c91e (patch)
tree1822f2708901e28f49ef6393e0d7fd5e29948148 /arch/arm/mach-omap2/include/mach
parent2c87fb2e644d9141c8723a44a320bb5850790b67 (diff)
downloadop-kernel-dev-4d887a250d6294d4e17851da46d6eab4de83c91e.zip
op-kernel-dev-4d887a250d6294d4e17851da46d6eab4de83c91e.tar.gz
TI816X: Add low level debug support
This patch adds support for low level debugging on TI816X boards. Currently the support for UART3 console on TI816X EVM is added. Signed-off-by: Hemant Pedanekar <hemantp@ti.com> Reviewed-by: Kevin Hilman <khilman@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/mach-omap2/include/mach')
-rw-r--r--arch/arm/mach-omap2/include/mach/debug-macro.S12
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/include/mach/debug-macro.S b/arch/arm/mach-omap2/include/mach/debug-macro.S
index 6a4d413..e1b0f17 100644
--- a/arch/arm/mach-omap2/include/mach/debug-macro.S
+++ b/arch/arm/mach-omap2/include/mach/debug-macro.S
@@ -69,6 +69,12 @@ omap_uart_lsr: .word 0
beq 34f @ configure OMAP3UART4
cmp \rp, #OMAP4UART4 @ only on 44xx
beq 44f @ configure OMAP4UART4
+ cmp \rp, #TI816XUART1 @ ti816x UART offsets different
+ beq 81f @ configure UART1
+ cmp \rp, #TI816XUART2 @ ti816x UART offsets different
+ beq 82f @ configure UART2
+ cmp \rp, #TI816XUART3 @ ti816x UART offsets different
+ beq 83f @ configure UART3
cmp \rp, #ZOOM_UART @ only on zoom2/3
beq 95f @ configure ZOOM_UART
@@ -91,6 +97,12 @@ omap_uart_lsr: .word 0
b 98f
44: mov \rp, #UART_OFFSET(OMAP4_UART4_BASE)
b 98f
+81: mov \rp, #UART_OFFSET(TI816X_UART1_BASE)
+ b 98f
+82: mov \rp, #UART_OFFSET(TI816X_UART2_BASE)
+ b 98f
+83: mov \rp, #UART_OFFSET(TI816X_UART3_BASE)
+ b 98f
95: ldr \rp, =ZOOM_UART_BASE
mrc p15, 0, \rv, c1, c0
tst \rv, #1 @ MMU enabled?
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