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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /arch/m68k/include/asm/timex.h
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/m68k/include/asm/timex.h')
-rw-r--r--arch/m68k/include/asm/timex.h42
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/timex.h b/arch/m68k/include/asm/timex.h
new file mode 100644
index 0000000000..f4a7a340f4
--- /dev/null
+++ b/arch/m68k/include/asm/timex.h
@@ -0,0 +1,42 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * linux/include/asm-m68k/timex.h
+ *
+ * m68k architecture timex specifications
+ */
+#ifndef _ASMm68K_TIMEX_H
+#define _ASMm68K_TIMEX_H
+
+#ifdef CONFIG_COLDFIRE
+/*
+ * CLOCK_TICK_RATE should give the underlying frequency of the tick timer
+ * to make ntp work best. For Coldfires, that's the main clock.
+ */
+#include <asm/coldfire.h>
+#define CLOCK_TICK_RATE MCF_CLK
+#else
+/*
+ * This default CLOCK_TICK_RATE is probably wrong for many 68k boards
+ * Users of those boards will need to check and modify accordingly
+ */
+#define CLOCK_TICK_RATE 1193180 /* Underlying HZ */
+#endif
+
+typedef unsigned long cycles_t;
+
+static inline cycles_t get_cycles(void)
+{
+ return 0;
+}
+
+extern unsigned long (*mach_random_get_entropy)(void);
+
+static inline unsigned long random_get_entropy(void)
+{
+ if (mach_random_get_entropy)
+ return mach_random_get_entropy();
+ return random_get_entropy_fallback();
+}
+#define random_get_entropy random_get_entropy
+
+#endif