diff options
| author | Ben Dooks <ben-linux@fluff.org> | 2006-06-24 22:21:27 +0200 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2006-06-24 22:21:27 +0200 |
| commit | 68d9ab394f06f95fd4ca612c08edf13e410fd8d0 (patch) | |
| tree | ad5fc04b5b3c319134db680bebc9a552d88375fc /include/asm-arm/arch-s3c2410/debug-macro.S | |
| parent | [ARM] 3633/1: S3C24XX: s3c2410 gpio bugfix - wrong pin nos (diff) | |
| download | linux-68d9ab394f06f95fd4ca612c08edf13e410fd8d0.tar.xz linux-68d9ab394f06f95fd4ca612c08edf13e410fd8d0.zip | |
[ARM] 3635/1: S3C24XX: Add S3C2412 core cpu support
Patch from Ben Dooks
Add support for the Samsung S3C2412 and S3C2413 range
of SoCs. This patch contains the core identification,
debug macros, and basic register updates to get these
to build.
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include/asm-arm/arch-s3c2410/debug-macro.S')
| -rw-r--r-- | include/asm-arm/arch-s3c2410/debug-macro.S | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/include/asm-arm/arch-s3c2410/debug-macro.S b/include/asm-arm/arch-s3c2410/debug-macro.S index 5f8223e700d3..b7d15d125458 100644 --- a/include/asm-arm/arch-s3c2410/debug-macro.S +++ b/include/asm-arm/arch-s3c2410/debug-macro.S @@ -33,7 +33,7 @@ .endm .macro senduart,rd,rx - str \rd, [\rx, # S3C2410_UTXH ] + strb \rd, [\rx, # S3C2410_UTXH ] .endm .macro busyuart, rd, rx @@ -42,6 +42,12 @@ beq 1001f @ @ FIFO enabled... 1003: + @ check for arm920 vs arm926. currently assume all arm926 + @ devices have an 64 byte FIFO identical to the s3c2440 + mrc p15, 0, \rd, c0, c0 + and \rd, \rd, #0xff0 + teq \rd, #0x260 + beq 1004f mrc p15, 0, \rd, c1, c0 tst \rd, #1 addeq \rd, \rx, #(S3C24XX_PA_GPIO - S3C24XX_PA_UART) @@ -50,7 +56,7 @@ ldr \rd, [ \rd, # S3C2410_GSTATUS1 - S3C2410_GPIOREG(0) ] and \rd, \rd, #0x00ff0000 teq \rd, #0x00440000 @ is it 2440? - +1004: ldr \rd, [ \rx, # S3C2410_UFSTAT ] moveq \rd, \rd, lsr #SHIFT_2440TXF tst \rd, #S3C2410_UFSTAT_TXFULL |