Add WIP IVCH (i82807aa) driver.

It is not currently hooked up as it hasn't been tested.  The hardware that this
was written for decided to stop working.

1 files changed, 97 insertions, 0 deletions

diff --git a/src/ivch/ivch_reg.h b/src/ivch/ivch_reg.h
new file mode 100644
index 00000000..112c97d6
--- /dev/null
+++ b/src/ivch/ivch_reg.h
@@ -0,0 +1,97 @@
+/* -*- c-basic-offset: 4 -*- */
+/*
+ * Copyright © 2006 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ *    Eric Anholt <eric@anholt.net>
+ *
+ */
+
+/** @file
+ * This file contains the register definitions for the i82807aa.
+ *
+ * Documentation on this chipset can be found in datasheet #29069001 at
+ * intel.com.
+ */
+#ifndef I82807AA_REG_H
+#define I82807AA_REG_H
+
+/** @defgroup VR00
+ * @{
+ */
+#define VR00		0x00
+# define VR00_BASE_ADDRESS_MASK		0x007f
+/** @} */
+
+/** @defgroup VR01
+ * @{
+ */
+#define VR01		0x01
+# define VR01_PANEL_FIT_ENABLE		(1 << 3)
+/**
+ * Enables the LCD display.
+ *
+ * This must not be set while VR01_DVO_BYPASS_ENABLE is set.
+ */
+# define VR01_LCD_ENABLE		(1 << 2)
+/** Enables the DVO repeater. */
+# define VR01_DVO_BYPASS_ENABLE		(1 << 1)
+/** Enables the DVO clock */
+# define VR01_DVO_ENABLE		(1 << 0)
+/** @} */
+
+/** @defgroup VR10
+ * @{
+ */
+#define VR10		0x10
+/** Enables LVDS output instead of CMOS */
+# define VR10_LVDS_ENABLE		(1 << 4)
+/** Enables 18-bit LVDS output. */
+# define VR10_INTERFACE_1X18		(0 << 2)
+/** Enables 24-bit LVDS or CMOS output */
+# define VR10_INTERFACE_1X24		(1 << 2)
+/** Enables 2x18-bit LVDS or CMOS output. */
+# define VR10_INTERFACE_2X18		(2 << 2)
+/** Enables 2x24-bit LVDS output */
+# define VR10_INTERFACE_2X24		(3 << 2)
+/** @} */
+
+/** @defgroup VR30
+ * @{
+ */
+#define VR30		0x30
+/** Read only bit indicating that the panel is not in a safe poweroff state. */
+# define VR30_PANEL_ON			(1 << 15)
+/** @} */
+
+/** @defgroup VR40
+ * @{
+ */
+#define VR40		0x40
+# define VR40_STALL_ENABLE		(1 << 13)
+# define VR40_VERTICAL_INTERP_ENABLE	(1 << 11)
+# define VR40_HORIZONTAL_INTERP_ENABLE	(1 << 10)
+# define VR40_RATIO_ENABLE		(1 << 9)
+# define VR40_PANEL_FIT_ENABLE		(1 << 8)
+/** @} */
+
+#endif /* I82807AA_REG_H */