These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / drivers / media / platform / omap3isp / omap3isp.h

diff --git a/kernel/drivers/media/platform/omap3isp/omap3isp.h b/kernel/drivers/media/platform/omap3isp/omap3isp.h
new file mode 100644 (file)
index 0000000..190e259
--- /dev/null
+++ b/kernel/drivers/media/platform/omap3isp/omap3isp.h
@@ -0,0 +1,132 @@
+/*
+ * omap3isp.h
+ *
+ * TI OMAP3 ISP - Bus Configuration
+ *
+ * Copyright (C) 2011 Nokia Corporation
+ *
+ * Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
+ *          Sakari Ailus <sakari.ailus@iki.fi>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * 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.
+ */
+
+#ifndef __OMAP3ISP_H__
+#define __OMAP3ISP_H__
+
+enum isp_interface_type {
+       ISP_INTERFACE_PARALLEL,
+       ISP_INTERFACE_CSI2A_PHY2,
+       ISP_INTERFACE_CCP2B_PHY1,
+       ISP_INTERFACE_CCP2B_PHY2,
+       ISP_INTERFACE_CSI2C_PHY1,
+};
+
+/**
+ * struct isp_parallel_cfg - Parallel interface configuration
+ * @data_lane_shift: Data lane shifter
+ *             0 - CAMEXT[13:0] -> CAM[13:0]
+ *             1 - CAMEXT[13:2] -> CAM[11:0]
+ *             2 - CAMEXT[13:4] -> CAM[9:0]
+ *             3 - CAMEXT[13:6] -> CAM[7:0]
+ * @clk_pol: Pixel clock polarity
+ *             0 - Sample on rising edge, 1 - Sample on falling edge
+ * @hs_pol: Horizontal synchronization polarity
+ *             0 - Active high, 1 - Active low
+ * @vs_pol: Vertical synchronization polarity
+ *             0 - Active high, 1 - Active low
+ * @fld_pol: Field signal polarity
+ *             0 - Positive, 1 - Negative
+ * @data_pol: Data polarity
+ *             0 - Normal, 1 - One's complement
+ */
+struct isp_parallel_cfg {
+       unsigned int data_lane_shift:2;
+       unsigned int clk_pol:1;
+       unsigned int hs_pol:1;
+       unsigned int vs_pol:1;
+       unsigned int fld_pol:1;
+       unsigned int data_pol:1;
+};
+
+enum {
+       ISP_CCP2_PHY_DATA_CLOCK = 0,
+       ISP_CCP2_PHY_DATA_STROBE = 1,
+};
+
+enum {
+       ISP_CCP2_MODE_MIPI = 0,
+       ISP_CCP2_MODE_CCP2 = 1,
+};
+
+/**
+ * struct isp_csiphy_lane: CCP2/CSI2 lane position and polarity
+ * @pos: position of the lane
+ * @pol: polarity of the lane
+ */
+struct isp_csiphy_lane {
+       u8 pos;
+       u8 pol;
+};
+
+#define ISP_CSIPHY1_NUM_DATA_LANES     1
+#define ISP_CSIPHY2_NUM_DATA_LANES     2
+
+/**
+ * struct isp_csiphy_lanes_cfg - CCP2/CSI2 lane configuration
+ * @data: Configuration of one or two data lanes
+ * @clk: Clock lane configuration
+ */
+struct isp_csiphy_lanes_cfg {
+       struct isp_csiphy_lane data[ISP_CSIPHY2_NUM_DATA_LANES];
+       struct isp_csiphy_lane clk;
+};
+
+/**
+ * struct isp_ccp2_cfg - CCP2 interface configuration
+ * @strobe_clk_pol: Strobe/clock polarity
+ *             0 - Non Inverted, 1 - Inverted
+ * @crc: Enable the cyclic redundancy check
+ * @ccp2_mode: Enable CCP2 compatibility mode
+ *             ISP_CCP2_MODE_MIPI - MIPI-CSI1 mode
+ *             ISP_CCP2_MODE_CCP2 - CCP2 mode
+ * @phy_layer: Physical layer selection
+ *             ISP_CCP2_PHY_DATA_CLOCK - Data/clock physical layer
+ *             ISP_CCP2_PHY_DATA_STROBE - Data/strobe physical layer
+ * @vpclk_div: Video port output clock control
+ */
+struct isp_ccp2_cfg {
+       unsigned int strobe_clk_pol:1;
+       unsigned int crc:1;
+       unsigned int ccp2_mode:1;
+       unsigned int phy_layer:1;
+       unsigned int vpclk_div:2;
+       struct isp_csiphy_lanes_cfg lanecfg;
+};
+
+/**
+ * struct isp_csi2_cfg - CSI2 interface configuration
+ * @crc: Enable the cyclic redundancy check
+ */
+struct isp_csi2_cfg {
+       unsigned crc:1;
+       struct isp_csiphy_lanes_cfg lanecfg;
+};
+
+struct isp_bus_cfg {
+       enum isp_interface_type interface;
+       union {
+               struct isp_parallel_cfg parallel;
+               struct isp_ccp2_cfg ccp2;
+               struct isp_csi2_cfg csi2;
+       } bus; /* gcc < 4.6.0 chokes on anonymous union initializers */
+};
+
+#endif /* __OMAP3ISP_H__ */