The Great ATSPI Renaming, part 8: rename the tools from atspi-* to atrf-*

- tools/atrf-*/atspi-*.c: renamed to atrf-*.c
- tools/atrf-*/Makefile (MAIN): updated name of program
- tools/atrf-*/*.c: updated path in title comment

tools/atrf-trim/atrf-trim.c

@@ -0,0 +1,60 @@
+/*
+ * atrf-trim/atrf-trim.c - AT86RF230 oscillator trim utility
+ *
+ * Written 2010 by Werner Almesberger
+ * Copyright 2010 Werner Almesberger
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <sys/time.h>
+
+#include "at86rf230.h"
+#include "atrf.h"
+
+
+static void usage(const char *name)
+{
+	fprintf(stderr, "%s [trim_value]\n", name);
+	exit(1);
+}
+
+
+int main(int argc, const char **argv)
+{
+	struct atrf_dsc *dsc;
+	int trim = -1;
+	char *end;
+
+	switch (argc) {
+	case 1:
+		break;
+	case 2:
+		trim = strtoul(argv[1], &end, 0);
+		if (*end || trim > 15)
+			usage(*argv);
+		break;
+	default:
+		usage(*argv);
+	}
+
+	dsc = atrf_open();
+	if (!dsc)
+		return 1;
+
+	if (trim == -1) {
+		trim = atrf_reg_read(dsc, REG_XOSC_CTRL) & XTAL_TRIM_MASK;
+		printf("%d (%d.%d pF)\n", trim, trim*3/10, trim*3 % 10);
+	} else {
+		atrf_reg_write(dsc, REG_XOSC_CTRL,
+		    (XTAL_MODE_INT << XTAL_MODE_SHIFT) | trim);
+	}
+
+	return 0;
+}