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authorMasahiro Yamada <yamada.masahiro@socionext.com>2015-09-22 00:27:37 +0900
committerMasahiro Yamada <yamada.masahiro@socionext.com>2015-09-25 00:27:53 +0900
commite6eecca54ffb99ee6877c0e29b0b389a481fcd85 (patch)
tree5ef8a962055e8c99f2162331259c01591ea237e7 /arch/arm/mach-uniphier/include/mach/debug-uart.S
parentfcbcd59730255018dbe78af9294598273a85a0de (diff)
downloadtalos-obmc-uboot-e6eecca54ffb99ee6877c0e29b0b389a481fcd85.tar.gz
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ARM: uniphier: unify low-level debug init code
Move init code of low-level debug into a single file. This is helpful to create an image that runs on multiple SoCs. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Diffstat (limited to 'arch/arm/mach-uniphier/include/mach/debug-uart.S')
-rw-r--r--arch/arm/mach-uniphier/include/mach/debug-uart.S23
1 files changed, 0 insertions, 23 deletions
diff --git a/arch/arm/mach-uniphier/include/mach/debug-uart.S b/arch/arm/mach-uniphier/include/mach/debug-uart.S
deleted file mode 100644
index d2b431f544..0000000000
--- a/arch/arm/mach-uniphier/include/mach/debug-uart.S
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (C) 2014-2015 Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <linux/serial_reg.h>
-
-#if !defined(CONFIG_DEBUG_SEMIHOSTING)
-#include CONFIG_DEBUG_LL_INCLUDE
-#endif
-
-#define BAUDRATE 115200
-#define DIV_ROUND(x, d) (((x) + ((d) / 2)) / (d))
-#define DIVISOR DIV_ROUND(UART_CLK, 16 * BAUDRATE)
-
- .macro init_debug_uart, ra, rb, rc
- addruart \ra, \rb, \rc
- mov \rb, #UART_LCR_WLEN8 << 8
- str \rb, [\ra, #0x10]
- ldr \rb, =DIVISOR
- str \rb, [\ra, #0x24]
- .endm
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