Ethernut 5 board support

Add support for the Ethernut 5 open hardware design, based
on Atmel's AT91SAM9XE512 SoC.

V4
 - Fix several coding style issues.
 - Move machine type to config file.
 - Remove use of CONFIG_ATMEL_LEGACY.

Signed-off-by: Tim Schendekehl <tim.schendekehl@egnite.de>

1 files changed, 68 insertions, 0 deletions

diff --git a/board/egnite/ethernut5/ethernut5_pwrman.h b/board/egnite/ethernut5/ethernut5_pwrman.h
new file mode 100644
index 0000000000..054188408a
--- /dev/null
+++ b/board/egnite/ethernut5/ethernut5_pwrman.h
@@ -0,0 +1,68 @@
+/*
+ * (C) Copyright 2011
+ * egnite GmbH <info@egnite.de>
+ *
+ * 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., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+/*
+ * Ethernut 5 power management support
+ *
+ * For additional information visit the project home page at
+ * http://www.ethernut.de/
+ */
+
+/* I2C address of the PMC */
+#define PWRMAN_I2C_ADDR 0x22
+
+/* PMC registers */
+#define PWRMAN_REG_VERS		0	/* Version register */
+#define PWRMAN_REG_STA		1	/* Feature status register */
+#define PWRMAN_REG_ENA		2	/* Feature enable register */
+#define PWRMAN_REG_DIS		3	/* Feature disable register */
+#define PWRMAN_REG_TEMP		4	/* Board temperature */
+#define PWRMAN_REG_VAUX		6	/* Auxiliary input voltage */
+#define PWRMAN_REG_LEDCTL	8	/* LED blinking timer. */
+
+/* Feature flags used in status, enable and disable registers */
+#define PWRMAN_BOARD	0x01	/* 1.8V and 3.3V supply */
+#define PWRMAN_VBIN	0x02	/* VBUS input at device connector */
+#define PWRMAN_VBOUT	0x04	/* VBUS output at host connector */
+#define PWRMAN_MMC	0x08	/* Memory card supply */
+#define PWRMAN_RS232	0x10	/* RS-232 driver shutdown */
+#define PWRMAN_ETHCLK	0x20	/* Ethernet clock enable */
+#define PWRMAN_ETHRST	0x40	/* Ethernet PHY reset */
+#define PWRMAN_WAKEUP	0x80	/* RTC wake-up */
+
+/* Features, which are not essential to keep u-boot alive */
+#define PWRMAN_DISPENSIBLE	(PWRMAN_VBOUT | PWRMAN_MMC | PWRMAN_ETHCLK)
+
+/* Enable Ethernut 5 power management. */
+extern void ethernut5_power_init(void);
+
+/* Reset Ethernet PHY. */
+extern void ethernut5_phy_reset(void);
+
+extern void ethernut5_print_version(void);
+
+#ifdef CONFIG_CMD_BSP
+extern void ethernut5_print_power(void);
+extern void ethernut5_print_celsius(void);
+extern void ethernut5_print_voltage(void);
+#endif