From 04dd17822334871b23ea2862f7798fb0e0007777 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 11 May 2024 08:53:19 +0000
Subject: [PATCH] change otg to host mode
---
kernel/drivers/media/platform/rockchip/cif/mipi-csi2.h | 196 +++++++++++++++++++++++++++++++++++++++++++++++-
1 files changed, 191 insertions(+), 5 deletions(-)
diff --git a/kernel/drivers/media/platform/rockchip/cif/mipi-csi2.h b/kernel/drivers/media/platform/rockchip/cif/mipi-csi2.h
index d7b08f2..fc21782 100644
--- a/kernel/drivers/media/platform/rockchip/cif/mipi-csi2.h
+++ b/kernel/drivers/media/platform/rockchip/cif/mipi-csi2.h
@@ -4,16 +4,202 @@
#define _RKCIF_MIPI_CSI2_H_
#include <linux/notifier.h>
+#include <media/v4l2-device.h>
+#include <media/v4l2-fwnode.h>
+#include <media/v4l2-subdev.h>
+#include <media/v4l2-event.h>
+#include <linux/rkcif-config.h>
#define CSI2_ERR_FSFE_MASK (0xff << 8)
#define CSI2_ERR_COUNT_ALL_MASK (0xff)
-u32 rkcif_csi2_get_sof(void);
-void rkcif_csi2_set_sof(u32 seq);
-void rkcif_csi2_event_inc_sof(void);
-int __init rkcif_csi2_plat_drv_init(void);
-void __exit rkcif_csi2_plat_drv_exit(void);
+#define RKCIF_V4L2_EVENT_ELEMS 4
+
+/*
+ * there must be 5 pads: 1 input pad from sensor, and
+ * the 4 virtual channel output pads
+ */
+#define CSI2_SINK_PAD 0
+#define CSI2_NUM_SINK_PADS 4
+#define CSI2_NUM_SRC_PADS 11
+#define CSI2_NUM_PADS 5
+#define CSI2_NUM_PADS_MAX 12
+#define CSI2_NUM_PADS_SINGLE_LINK 2
+#define MAX_CSI2_SENSORS 2
+
+#define RKCIF_DEFAULT_WIDTH 640
+#define RKCIF_DEFAULT_HEIGHT 480
+
+#define CSI_ERRSTR_LEN (256)
+#define CSI_VCINFO_LEN (12)
+
+/*
+ * The default maximum bit-rate per lane in Mbps, if the
+ * source subdev does not provide V4L2_CID_LINK_FREQ.
+ */
+#define CSI2_DEFAULT_MAX_MBPS 849
+
+#define IMX_MEDIA_GRP_ID_CSI2 BIT(8)
+#define CSIHOST_MAX_ERRINT_COUNT 10
+
+#define DEVICE_NAME "rockchip-mipi-csi2"
+#define DEVICE_NAME_HW "rockchip-mipi-csi2-hw"
+
+/* CSI Host Registers Define */
+#define CSIHOST_N_LANES 0x04
+#define CSIHOST_DPHY_SHUTDOWNZ 0x08
+#define CSIHOST_PHY_RSTZ 0x0c
+#define CSIHOST_RESETN 0x10
+#define CSIHOST_PHY_STATE 0x14
+#define CSIHOST_ERR1 0x20
+#define CSIHOST_ERR2 0x24
+#define CSIHOST_MSK1 0x28
+#define CSIHOST_MSK2 0x2c
+#define CSIHOST_CONTROL 0x40
+
+#define CSIHOST_ERR1_PHYERR_SPTSYNCHS 0x0000000f
+#define CSIHOST_ERR1_ERR_BNDRY_MATCH 0x000000f0
+#define CSIHOST_ERR1_ERR_SEQ 0x00000f00
+#define CSIHOST_ERR1_ERR_FRM_DATA 0x0000f000
+#define CSIHOST_ERR1_ERR_CRC 0x0f000000
+#define CSIHOST_ERR1_ERR_ECC2 0x10000000
+#define CSIHOST_ERR1_ERR_CTRL 0x000f0000
+
+#define CSIHOST_ERR2_PHYERR_ESC 0x0000000f
+#define CSIHOST_ERR2_PHYERR_SOTHS 0x000000f0
+#define CSIHOST_ERR2_ECC_CORRECTED 0x00000f00
+#define CSIHOST_ERR2_ERR_ID 0x0000f000
+#define CSIHOST_ERR2_PHYERR_CODEHS 0x01000000
+
+#define SW_CPHY_EN(x) ((x) << 0)
+#define SW_DSI_EN(x) ((x) << 4)
+#define SW_DATATYPE_FS(x) ((x) << 8)
+#define SW_DATATYPE_FE(x) ((x) << 14)
+#define SW_DATATYPE_LS(x) ((x) << 20)
+#define SW_DATATYPE_LE(x) ((x) << 26)
+
+#define RK_MAX_CSI_HW (6)
+
+/*
+ * add new chip id in tail in time order
+ * by increasing to distinguish csi2 host version
+ */
+enum rkcsi2_chip_id {
+ CHIP_PX30_CSI2,
+ CHIP_RK1808_CSI2,
+ CHIP_RK3128_CSI2,
+ CHIP_RK3288_CSI2,
+ CHIP_RV1126_CSI2,
+ CHIP_RK3568_CSI2,
+ CHIP_RK3588_CSI2,
+ CHIP_RV1106_CSI2,
+ CHIP_RK3562_CSI2,
+};
+
+enum csi2_pads {
+ RK_CSI2_PAD_SINK = 0,
+ RK_CSI2X_PAD_SOURCE0,
+ RK_CSI2X_PAD_SOURCE1,
+ RK_CSI2X_PAD_SOURCE2,
+ RK_CSI2X_PAD_SOURCE3
+};
+
+enum csi2_err {
+ RK_CSI2_ERR_SOTSYN = 0x0,
+ RK_CSI2_ERR_FS_FE_MIS,
+ RK_CSI2_ERR_FRM_SEQ_ERR,
+ RK_CSI2_ERR_CRC_ONCE,
+ RK_CSI2_ERR_CRC,
+ RK_CSI2_ERR_ALL,
+ RK_CSI2_ERR_MAX
+};
+
+enum host_type_t {
+ RK_CSI_RXHOST,
+ RK_DSI_RXHOST
+};
+
+struct csi2_match_data {
+ int chip_id;
+ int num_pads;
+ int num_hw;
+};
+
+struct csi2_hw_match_data {
+ int chip_id;
+};
+
+struct csi2_sensor_info {
+ struct v4l2_subdev *sd;
+ struct v4l2_mbus_config mbus;
+ int lanes;
+};
+
+struct csi2_err_stats {
+ unsigned int cnt;
+};
+
+struct csi2_dev {
+ struct device *dev;
+ struct v4l2_subdev sd;
+ struct media_pad pad[CSI2_NUM_PADS_MAX];
+ struct clk_bulk_data *clks_bulk;
+ int clks_num;
+ struct reset_control *rsts_bulk;
+
+ void __iomem *base;
+ struct v4l2_async_notifier notifier;
+ struct v4l2_fwnode_bus_mipi_csi2 bus;
+
+ /* lock to protect all members below */
+ struct mutex lock;
+
+ struct v4l2_mbus_framefmt format_mbus;
+ struct v4l2_rect crop;
+ int stream_count;
+ struct v4l2_subdev *src_sd;
+ bool sink_linked[CSI2_NUM_SRC_PADS];
+ bool is_check_sot_sync;
+ struct csi2_sensor_info sensors[MAX_CSI2_SENSORS];
+ const struct csi2_match_data *match_data;
+ int num_sensors;
+ atomic_t frm_sync_seq;
+ struct csi2_err_stats err_list[RK_CSI2_ERR_MAX];
+ struct csi2_hw *csi2_hw[RK_MAX_CSI_HW];
+ int irq1;
+ int irq2;
+ int dsi_input_en;
+ struct rkcif_csi_info csi_info;
+ const char *dev_name;
+};
+
+struct csi2_hw {
+ struct device *dev;
+ struct clk_bulk_data *clks_bulk;
+ int clks_num;
+ struct reset_control *rsts_bulk;
+ struct csi2_dev *csi2;
+ const struct csi2_hw_match_data *match_data;
+
+ void __iomem *base;
+
+ /* lock to protect all members below */
+ struct mutex lock;
+
+ int irq1;
+ int irq2;
+ const char *dev_name;
+};
+
+u32 rkcif_csi2_get_sof(struct csi2_dev *csi2_dev);
+void rkcif_csi2_set_sof(struct csi2_dev *csi2_dev, u32 seq);
+void rkcif_csi2_event_inc_sof(struct csi2_dev *csi2_dev);
+int rkcif_csi2_plat_drv_init(void);
+void rkcif_csi2_plat_drv_exit(void);
+int rkcif_csi2_hw_plat_drv_init(void);
+void rkcif_csi2_hw_plat_drv_exit(void);
int rkcif_csi2_register_notifier(struct notifier_block *nb);
int rkcif_csi2_unregister_notifier(struct notifier_block *nb);
+void rkcif_csi2_event_reset_pipe(struct csi2_dev *csi2_dev, int reset_src);
#endif
--
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