ENGR00161382-1 MX6Q MIPI CSI2: Add platform data

Add MIPI csi2 platform data

Signed-off-by: Even Xu <b21019@freescale.com>

1 files changed, 108 insertions, 0 deletions

diff --git a/arch/arm/plat-mxc/include/mach/mipi_csi2.h b/arch/arm/plat-mxc/include/mach/mipi_csi2.h
new file mode 100644
index 00000000000..b2660836c29
--- /dev/null
+++ b/arch/arm/plat-mxc/include/mach/mipi_csi2.h
@@ -0,0 +1,108 @@
+/*
+ * Copyright (C) 2011 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * 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 __INCLUDE_MIPI_CSI2_H
+#define __INCLUDE_MIPI_CSI2_H
+
+/* mipi csi2 register */
+#define	CSI2_VERSION					0x000
+#define	CSI2_N_LANES					(0x004/4)
+#define	CSI2_PHY_SHUTDOWNZ				(0x008/4)
+#define	CSI2_DPHY_RSTZ					(0x00c/4)
+#define	CSI2_RESETN						(0x010/4)
+#define	CSI2_PHY_STATE					(0x014/4)
+#define	CSI2_DATA_IDS_1					(0x018/4)
+#define	CSI2_DATA_IDS_2					(0x01c/4)
+#define	CSI2_ERR1						(0x020/4)
+#define	CSI2_ERR2						(0x024/4)
+#define	CSI2_MSK1						(0x028/4)
+#define	CSI2_MSK2						(0x02c/4)
+#define	CSI2_PHY_TST_CTRL0				(0x030/4)
+#define	CSI2_PHY_TST_CTRL1				(0x034/4)
+#define	CSI2_SFT_RESET					(0xf00/4)
+
+/* mipi data type */
+#define MIPI_DT_YUV422					0x1e
+#define MIPI_DT_RGB444					0x20
+#define MIPI_DT_RGB555					0x21
+#define MIPI_DT_RGB565					0x22
+#define MIPI_DT_RGB888					0x24
+#define MIPI_DT_RAW8					0x2a
+#define MIPI_DT_RAW10					0x2b
+
+
+struct mipi_csi2_info;
+/* mipi csi2 API */
+struct mipi_csi2_info *mipi_csi2_get_info(void);
+
+int mipi_csi2_get_bind_ipu(struct mipi_csi2_info *info);
+
+unsigned int mipi_csi2_get_bind_csi(struct mipi_csi2_info *info);
+
+unsigned int mipi_csi2_get_virtual_channel(struct mipi_csi2_info *info);
+
+unsigned int mipi_csi2_set_lanes(struct mipi_csi2_info *info);
+
+unsigned int mipi_csi2_set_datatype(struct mipi_csi2_info *info,
+										unsigned int datatype);
+
+unsigned int mipi_csi2_get_datatype(struct mipi_csi2_info *info);
+
+unsigned int mipi_csi2_dphy_status(struct mipi_csi2_info *info);
+
+unsigned int mipi_csi2_get_error1(struct mipi_csi2_info *info);
+
+unsigned int mipi_csi2_get_error2(struct mipi_csi2_info *info);
+
+int mipi_csi2_pixelclk_enable(struct mipi_csi2_info *info);
+
+void mipi_csi2_pixelclk_disable(struct mipi_csi2_info *info);
+
+int mipi_csi2_reset(struct mipi_csi2_info *info);
+
+/**
+ * struct mipi_csi2_platform_data - MIPI CSI2 driver platform data.
+ *
+ * This structure communicates platform-specific information to the
+ * MIPI CSI2 driver that can't be expressed as resources.
+ *
+ * @ipu_id:	the id of IPUs on which this MIPI CSI2 works
+ *
+ * @csi_id:	the id of IPU CSI interfaces
+ *
+ * @v_channel:	mipi virtual channel num
+ *
+ * @lanes:	mipi lanes
+ *
+ * @init:	A pointer to a function the driver will call to
+ *              initialize the platform (e.g., set up the pin mux).
+ * @exit:	A pointer to a function the driver will call to
+ *                           exit the platform (e.g., free pins).
+ */
+struct mipi_csi2_platform_data {
+	int	ipu_id;
+	unsigned int	csi_id;
+	unsigned int	v_channel;
+	unsigned int	lanes;
+	char	*dphy_clk;
+	char	*pixel_clk;
+	int	(*init)(struct platform_device *);
+	void	(*exit)(struct platform_device *);
+};
+
+#endif