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authorBen Dooks <ben-linux@fluff.org>2008-10-21 15:07:05 +0200
committerBen Dooks <ben-linux@fluff.org>2008-12-16 00:02:58 +0100
commit3e694d4bc633a5e6192e63a644a628e7bbab3e64 (patch)
tree53b96aa832850b1e9227feb555d773c4ce116689 /arch/arm/mach-s3c6400
parent[ARM] S3C: Update serial driver IRQ handling (diff)
downloadlinux-3e694d4bc633a5e6192e63a644a628e7bbab3e64.tar.xz
linux-3e694d4bc633a5e6192e63a644a628e7bbab3e64.zip
[ARM] S3C64XX: Demux UART interrupts
Add demux handling for the UART interrupts generated by the VIC into their seperate IRQs that the serial driver can register. Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm/mach-s3c6400')
-rw-r--r--arch/arm/mach-s3c6400/include/mach/map.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c6400/include/mach/map.h b/arch/arm/mach-s3c6400/include/mach/map.h
index de6cdd518cea..83ed3c158693 100644
--- a/arch/arm/mach-s3c6400/include/mach/map.h
+++ b/arch/arm/mach-s3c6400/include/mach/map.h
@@ -24,6 +24,14 @@
#define S3C_PA_UART3 (S3C_PA_UART + 0xC00)
#define S3C_UART_OFFSET (0x400)
+/* See notes on UART VA mapping in debug-macro.S */
+#define S3C_VA_UARTx(x) (S3C_VA_UART + (S3C_PA_UART & 0xfffff) + ((x) * S3C_UART_OFFSET))
+
+#define S3C_VA_UART0 S3C_VA_UARTx(0)
+#define S3C_VA_UART1 S3C_VA_UARTx(1)
+#define S3C_VA_UART2 S3C_VA_UARTx(2)
+#define S3C_VA_UART3 S3C_VA_UARTx(3)
+
#define S3C64XX_PA_SYSCON (0x7E00F000)
#define S3C64XX_PA_TIMER (0x7F006000)