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-rw-r--r--arch/arm/include/debug/ux500.S48
1 files changed, 48 insertions, 0 deletions
diff --git a/arch/arm/include/debug/ux500.S b/arch/arm/include/debug/ux500.S
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+++ b/arch/arm/include/debug/ux500.S
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+/*
+ * Debugging macro include header
+ *
+ * Copyright (C) 2009 ST-Ericsson
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+
+#if CONFIG_UX500_DEBUG_UART > 2
+#error Invalid Ux500 debug UART
+#endif
+
+/*
+ * DEBUG_LL only works if only one SOC is built in. We don't use #else below
+ * in order to get "__UX500_UART redefined" warnings if more than one SOC is
+ * built, so that there's some hint during the build that something is wrong.
+ */
+
+#ifdef CONFIG_UX500_SOC_DB8500
+#define U8500_UART0_PHYS_BASE (0x80120000)
+#define U8500_UART1_PHYS_BASE (0x80121000)
+#define U8500_UART2_PHYS_BASE (0x80007000)
+#define U8500_UART0_VIRT_BASE (0xa8120000)
+#define U8500_UART1_VIRT_BASE (0xa8121000)
+#define U8500_UART2_VIRT_BASE (0xa8007000)
+#define __UX500_PHYS_UART(n) U8500_UART##n##_PHYS_BASE
+#define __UX500_VIRT_UART(n) U8500_UART##n##_VIRT_BASE
+#endif
+
+#if !defined(__UX500_PHYS_UART) || !defined(__UX500_VIRT_UART)
+#error Unknown SOC
+#endif
+
+#define UX500_PHYS_UART(n) __UX500_PHYS_UART(n)
+#define UX500_VIRT_UART(n) __UX500_VIRT_UART(n)
+#define UART_PHYS_BASE UX500_PHYS_UART(CONFIG_UX500_DEBUG_UART)
+#define UART_VIRT_BASE UX500_VIRT_UART(CONFIG_UX500_DEBUG_UART)
+
+ .macro addruart, rp, rv, tmp
+ ldr \rp, =UART_PHYS_BASE @ no, physical address
+ ldr \rv, =UART_VIRT_BASE @ yes, virtual address
+ .endm
+
+#include <asm/hardware/debug-pl01x.S>