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authorAlexander Holler <holler@ahsoftware.de>2011-04-19 09:30:35 -0400
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2011-04-27 19:38:09 +0200
commitd90859a67c0860bd24ee6fee7ab13f3db00929c4 (patch)
tree8e8ab105e89ab32381841a9433bfba7d850b7f83 /arch/arm/include
parent7b89795f17c990263a17ecf25e447df16e379748 (diff)
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omap3_beagle: enable EHCI and USB storage.
The reset sequence/configuration for ehci is highly board specific, so this will be done in the source for the board, instead of introducing several CONFIG_* which would be needed to make those few lines in beagle.c usable across different OMAP boards. Signed-off-by: Alexander Holler <holler@ahsoftware.de> Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
Diffstat (limited to 'arch/arm/include')
-rw-r--r--arch/arm/include/asm/arch-omap3/ehci_omap3.h58
1 files changed, 58 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-omap3/ehci_omap3.h b/arch/arm/include/asm/arch-omap3/ehci_omap3.h
new file mode 100644
index 0000000..cd01f50
--- /dev/null
+++ b/arch/arm/include/asm/arch-omap3/ehci_omap3.h
@@ -0,0 +1,58 @@
+/*
+ * (C) Copyright 2011
+ * Alexander Holler <holler@ahsoftware.de>
+ *
+ * Based on "drivers/usb/host/ehci-omap.c" from Linux 2.6.37
+ *
+ * See there for additional Copyrights.
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ */
+#ifndef _EHCI_OMAP3_H_
+#define _EHCI_OMAP3_H_
+
+/* USB/EHCI registers */
+#define OMAP3_USBTLL_BASE 0x48062000UL
+#define OMAP3_UHH_BASE 0x48064000UL
+#define OMAP3_EHCI_BASE 0x48064800UL
+
+/* TLL Register Set */
+#define OMAP_USBTLL_SYSCONFIG (0x10)
+#define OMAP_USBTLL_SYSCONFIG_SOFTRESET (1 << 1)
+#define OMAP_USBTLL_SYSCONFIG_ENAWAKEUP (1 << 2)
+#define OMAP_USBTLL_SYSCONFIG_SIDLEMODE (1 << 3)
+#define OMAP_USBTLL_SYSCONFIG_CACTIVITY (1 << 8)
+
+#define OMAP_USBTLL_SYSSTATUS (0x14)
+#define OMAP_USBTLL_SYSSTATUS_RESETDONE (1 << 0)
+
+/* UHH Register Set */
+#define OMAP_UHH_SYSCONFIG (0x10)
+#define OMAP_UHH_SYSCONFIG_SOFTRESET (1 << 1)
+#define OMAP_UHH_SYSCONFIG_CACTIVITY (1 << 8)
+#define OMAP_UHH_SYSCONFIG_SIDLEMODE (1 << 3)
+#define OMAP_UHH_SYSCONFIG_ENAWAKEUP (1 << 2)
+#define OMAP_UHH_SYSCONFIG_MIDLEMODE (1 << 12)
+
+#define OMAP_UHH_HOSTCONFIG (0x40)
+#define OMAP_UHH_HOSTCONFIG_INCR4_BURST_EN (1 << 2)
+#define OMAP_UHH_HOSTCONFIG_INCR8_BURST_EN (1 << 3)
+#define OMAP_UHH_HOSTCONFIG_INCR16_BURST_EN (1 << 4)
+
+#endif /* _EHCI_OMAP3_H_ */