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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /arch/arm/include/debug/ux500.S
parentInitial commit. (diff)
downloadlinux-upstream/6.1.76.tar.xz
linux-upstream/6.1.76.zip
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/include/debug/ux500.S')
-rw-r--r--arch/arm/include/debug/ux500.S39
1 files changed, 39 insertions, 0 deletions
diff --git a/arch/arm/include/debug/ux500.S b/arch/arm/include/debug/ux500.S
new file mode 100644
index 000000000..c51690094
--- /dev/null
+++ b/arch/arm/include/debug/ux500.S
@@ -0,0 +1,39 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Debugging macro include header
+ *
+ * Copyright (C) 2009 ST-Ericsson
+ */
+
+
+#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 __UX500_PHYS_UART(n) U8500_UART##n##_PHYS_BASE
+#endif
+
+#if !defined(__UX500_PHYS_UART)
+#error Unknown SOC
+#endif
+
+#define UX500_PHYS_UART(n) __UX500_PHYS_UART(n)
+#define UART_PHYS_BASE UX500_PHYS_UART(CONFIG_UX500_DEBUG_UART)
+#define UART_VIRT_BASE (0xfff07000)
+
+ .macro addruart, rp, rv, tmp
+ ldr \rp, =UART_PHYS_BASE @ no, physical address
+ ldr \rv, =UART_VIRT_BASE @ yes, virtual address
+ .endm
+
+#include <debug/pl01x.S>