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-rw-r--r--arch/arm/include/asm/arch-davinci/davinci_misc.h54
1 files changed, 54 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-davinci/davinci_misc.h b/arch/arm/include/asm/arch-davinci/davinci_misc.h
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index 000000000..a6ac3b9a5
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+++ b/arch/arm/include/asm/arch-davinci/davinci_misc.h
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2008 Lyrtech <www.lyrtech.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef __MISC_H
+#define __MISC_H
+
+/* pin muxer definitions */
+#define PIN_MUX_NUM_FIELDS 8 /* Per register */
+#define PIN_MUX_FIELD_SIZE 4 /* n in bits */
+#define PIN_MUX_FIELD_MASK ((1 << PIN_MUX_FIELD_SIZE) - 1)
+
+/* pin definition */
+struct pinmux_config {
+ dv_reg *mux; /* Address of mux register */
+ unsigned char value; /* Value to set in field */
+ unsigned char field; /* field number */
+};
+
+/* pin table definition */
+struct pinmux_resource {
+ const struct pinmux_config *pins;
+ const int n_pins;
+};
+
+#define PINMUX_ITEM(item) { \
+ .pins = item, \
+ .n_pins = ARRAY_SIZE(item) \
+ }
+
+int dvevm_read_mac_address(uint8_t *buf);
+void davinci_sync_env_enetaddr(uint8_t *rom_enetaddr);
+int davinci_configure_pin_mux(const struct pinmux_config *pins, int n_pins);
+int davinci_configure_pin_mux_items(const struct pinmux_resource *item,
+ int n_items);
+
+#endif /* __MISC_H */