1 files changed, 36 insertions, 0 deletions

diff --git a/arch/arm/plat-spear/include/mach/debug-macro.S b/arch/arm/plat-spear/include/mach/debug-macro.S
new file mode 100644
index 000000000000..75b05ad0fbad
--- /dev/null
+++ b/arch/arm/plat-spear/include/mach/debug-macro.S
@@ -0,0 +1,36 @@
+/*
+ * arch/arm/plat-spear/include/plat/debug-macro.S
+ *
+ * Debugging macro include header for spear platform
+ *
+ * Copyright (C) 2009 ST Microelectronics
+ * Viresh Kumar <viresh.linux@gmail.com>
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#include <linux/amba/serial.h>
+#include <mach/spear.h>
+
+                .macro  addruart, rp, rv, tmp
+                mov     \rp, #SPEAR_DBG_UART_BASE               @ Physical base
+                mov     \rv, #VA_SPEAR_DBG_UART_BASE            @ Virtual base
+                .endm
+
+                .macro  senduart, rd, rx
+                strb    \rd, [\rx, #UART01x_DR]                 @ ASC_TX_BUFFER
+                .endm
+
+                .macro  waituart, rd, rx
+1001:           ldr     \rd, [\rx, #UART01x_FR]                 @ FLAG REGISTER
+                tst     \rd, #UART01x_FR_TXFF                   @ TX_FULL
+                bne     1001b
+                .endm
+
+                .macro  busyuart, rd, rx
+1002:           ldr     \rd, [\rx, #UART01x_FR]                 @ FLAG REGISTER
+                tst     \rd, #UART011_FR_TXFE                   @ TX_EMPTY
+                beq     1002b
+                .endm