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-rw-r--r--arch/powerpc/platforms/86xx/common.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/86xx/common.c b/arch/powerpc/platforms/86xx/common.c
new file mode 100644
index 000000000..0069d3826
--- /dev/null
+++ b/arch/powerpc/platforms/86xx/common.c
@@ -0,0 +1,40 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Routines common to most mpc86xx-based boards.
+ */
+
+#include <linux/of_platform.h>
+#include <asm/synch.h>
+
+#include "mpc86xx.h"
+
+static const struct of_device_id mpc86xx_common_ids[] __initconst = {
+ { .type = "soc", },
+ { .compatible = "soc", },
+ { .compatible = "simple-bus", },
+ { .name = "localbus", },
+ { .compatible = "gianfar", },
+ { .compatible = "fsl,mpc8641-pcie", },
+ {},
+};
+
+int __init mpc86xx_common_publish_devices(void)
+{
+ return of_platform_bus_probe(NULL, mpc86xx_common_ids, NULL);
+}
+
+long __init mpc86xx_time_init(void)
+{
+ unsigned int temp;
+
+ /* Set the time base to zero */
+ mtspr(SPRN_TBWL, 0);
+ mtspr(SPRN_TBWU, 0);
+
+ temp = mfspr(SPRN_HID0);
+ temp |= HID0_TBEN;
+ mtspr(SPRN_HID0, temp);
+ isync();
+
+ return 0;
+}