Create a header file for cdns dsi and move
register offsets and structure to header,
to prepare for adding j721e wrapper support

Signed-off-by: Rahul T R <r-raviku...@ti.com>
Reviewed-by: Tomi Valkeinen <tomi.valkei...@ideasonboard.com>
---
 .../gpu/drm/bridge/cadence/cdns-dsi-core.c    | 446 +----------------
 .../gpu/drm/bridge/cadence/cdns-dsi-core.h    | 458 ++++++++++++++++++
 2 files changed, 459 insertions(+), 445 deletions(-)
 create mode 100644 drivers/gpu/drm/bridge/cadence/cdns-dsi-core.h

diff --git a/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c 
b/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c
index 20bece84ff8c..cba91247ab26 100644
--- a/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c
+++ b/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c
@@ -6,10 +6,7 @@
  */
 
 #include <drm/drm_atomic_helper.h>
-#include <drm/drm_bridge.h>
 #include <drm/drm_drv.h>
-#include <drm/drm_mipi_dsi.h>
-#include <drm/drm_panel.h>
 #include <drm/drm_probe_helper.h>
 #include <video/mipi_display.h>
 
@@ -23,448 +20,7 @@
 #include <linux/pm_runtime.h>
 #include <linux/reset.h>
 
-#include <linux/phy/phy.h>
-#include <linux/phy/phy-mipi-dphy.h>
-
-#define IP_CONF                                0x0
-#define SP_HS_FIFO_DEPTH(x)            (((x) & GENMASK(30, 26)) >> 26)
-#define SP_LP_FIFO_DEPTH(x)            (((x) & GENMASK(25, 21)) >> 21)
-#define VRS_FIFO_DEPTH(x)              (((x) & GENMASK(20, 16)) >> 16)
-#define DIRCMD_FIFO_DEPTH(x)           (((x) & GENMASK(15, 13)) >> 13)
-#define SDI_IFACE_32                   BIT(12)
-#define INTERNAL_DATAPATH_32           (0 << 10)
-#define INTERNAL_DATAPATH_16           (1 << 10)
-#define INTERNAL_DATAPATH_8            (3 << 10)
-#define INTERNAL_DATAPATH_SIZE         ((x) & GENMASK(11, 10))
-#define NUM_IFACE(x)                   ((((x) & GENMASK(9, 8)) >> 8) + 1)
-#define MAX_LANE_NB(x)                 (((x) & GENMASK(7, 6)) >> 6)
-#define RX_FIFO_DEPTH(x)               ((x) & GENMASK(5, 0))
-
-#define MCTL_MAIN_DATA_CTL             0x4
-#define TE_MIPI_POLLING_EN             BIT(25)
-#define TE_HW_POLLING_EN               BIT(24)
-#define DISP_EOT_GEN                   BIT(18)
-#define HOST_EOT_GEN                   BIT(17)
-#define DISP_GEN_CHECKSUM              BIT(16)
-#define DISP_GEN_ECC                   BIT(15)
-#define BTA_EN                         BIT(14)
-#define READ_EN                                BIT(13)
-#define REG_TE_EN                      BIT(12)
-#define IF_TE_EN(x)                    BIT(8 + (x))
-#define TVG_SEL                                BIT(6)
-#define VID_EN                         BIT(5)
-#define IF_VID_SELECT(x)               ((x) << 2)
-#define IF_VID_SELECT_MASK             GENMASK(3, 2)
-#define IF_VID_MODE                    BIT(1)
-#define LINK_EN                                BIT(0)
-
-#define MCTL_MAIN_PHY_CTL              0x8
-#define HS_INVERT_DAT(x)               BIT(19 + ((x) * 2))
-#define SWAP_PINS_DAT(x)               BIT(18 + ((x) * 2))
-#define HS_INVERT_CLK                  BIT(17)
-#define SWAP_PINS_CLK                  BIT(16)
-#define HS_SKEWCAL_EN                  BIT(15)
-#define WAIT_BURST_TIME(x)             ((x) << 10)
-#define DATA_ULPM_EN(x)                        BIT(6 + (x))
-#define CLK_ULPM_EN                    BIT(5)
-#define CLK_CONTINUOUS                 BIT(4)
-#define DATA_LANE_EN(x)                        BIT((x) - 1)
-
-#define MCTL_MAIN_EN                   0xc
-#define DATA_FORCE_STOP                        BIT(17)
-#define CLK_FORCE_STOP                 BIT(16)
-#define IF_EN(x)                       BIT(13 + (x))
-#define DATA_LANE_ULPM_REQ(l)          BIT(9 + (l))
-#define CLK_LANE_ULPM_REQ              BIT(8)
-#define DATA_LANE_START(x)             BIT(4 + (x))
-#define CLK_LANE_EN                    BIT(3)
-#define PLL_START                      BIT(0)
-
-#define MCTL_DPHY_CFG0                 0x10
-#define DPHY_C_RSTB                    BIT(20)
-#define DPHY_D_RSTB(x)                 GENMASK(15 + (x), 16)
-#define DPHY_PLL_PDN                   BIT(10)
-#define DPHY_CMN_PDN                   BIT(9)
-#define DPHY_C_PDN                     BIT(8)
-#define DPHY_D_PDN(x)                  GENMASK(3 + (x), 4)
-#define DPHY_ALL_D_PDN                 GENMASK(7, 4)
-#define DPHY_PLL_PSO                   BIT(1)
-#define DPHY_CMN_PSO                   BIT(0)
-
-#define MCTL_DPHY_TIMEOUT1             0x14
-#define HSTX_TIMEOUT(x)                        ((x) << 4)
-#define HSTX_TIMEOUT_MAX               GENMASK(17, 0)
-#define CLK_DIV(x)                     (x)
-#define CLK_DIV_MAX                    GENMASK(3, 0)
-
-#define MCTL_DPHY_TIMEOUT2             0x18
-#define LPRX_TIMEOUT(x)                        (x)
-
-#define MCTL_ULPOUT_TIME               0x1c
-#define DATA_LANE_ULPOUT_TIME(x)       ((x) << 9)
-#define CLK_LANE_ULPOUT_TIME(x)                (x)
-
-#define MCTL_3DVIDEO_CTL               0x20
-#define VID_VSYNC_3D_EN                        BIT(7)
-#define VID_VSYNC_3D_LR                        BIT(5)
-#define VID_VSYNC_3D_SECOND_EN         BIT(4)
-#define VID_VSYNC_3DFORMAT_LINE                (0 << 2)
-#define VID_VSYNC_3DFORMAT_FRAME       (1 << 2)
-#define VID_VSYNC_3DFORMAT_PIXEL       (2 << 2)
-#define VID_VSYNC_3DMODE_OFF           0
-#define VID_VSYNC_3DMODE_PORTRAIT      1
-#define VID_VSYNC_3DMODE_LANDSCAPE     2
-
-#define MCTL_MAIN_STS                  0x24
-#define MCTL_MAIN_STS_CTL              0x130
-#define MCTL_MAIN_STS_CLR              0x150
-#define MCTL_MAIN_STS_FLAG             0x170
-#define HS_SKEWCAL_DONE                        BIT(11)
-#define IF_UNTERM_PKT_ERR(x)           BIT(8 + (x))
-#define LPRX_TIMEOUT_ERR               BIT(7)
-#define HSTX_TIMEOUT_ERR               BIT(6)
-#define DATA_LANE_RDY(l)               BIT(2 + (l))
-#define CLK_LANE_RDY                   BIT(1)
-#define PLL_LOCKED                     BIT(0)
-
-#define MCTL_DPHY_ERR                  0x28
-#define MCTL_DPHY_ERR_CTL1             0x148
-#define MCTL_DPHY_ERR_CLR              0x168
-#define MCTL_DPHY_ERR_FLAG             0x188
-#define ERR_CONT_LP(x, l)              BIT(18 + ((x) * 4) + (l))
-#define ERR_CONTROL(l)                 BIT(14 + (l))
-#define ERR_SYNESC(l)                  BIT(10 + (l))
-#define ERR_ESC(l)                     BIT(6 + (l))
-
-#define MCTL_DPHY_ERR_CTL2             0x14c
-#define ERR_CONT_LP_EDGE(x, l)         BIT(12 + ((x) * 4) + (l))
-#define ERR_CONTROL_EDGE(l)            BIT(8 + (l))
-#define ERR_SYN_ESC_EDGE(l)            BIT(4 + (l))
-#define ERR_ESC_EDGE(l)                        BIT(0 + (l))
-
-#define MCTL_LANE_STS                  0x2c
-#define PPI_C_TX_READY_HS              BIT(18)
-#define DPHY_PLL_LOCK                  BIT(17)
-#define PPI_D_RX_ULPS_ESC(x)           (((x) & GENMASK(15, 12)) >> 12)
-#define LANE_STATE_START               0
-#define LANE_STATE_IDLE                        1
-#define LANE_STATE_WRITE               2
-#define LANE_STATE_ULPM                        3
-#define LANE_STATE_READ                        4
-#define DATA_LANE_STATE(l, val)                \
-       (((val) >> (2 + 2 * (l) + ((l) ? 1 : 0))) & GENMASK((l) ? 1 : 2, 0))
-#define CLK_LANE_STATE_HS              2
-#define CLK_LANE_STATE(val)            ((val) & GENMASK(1, 0))
-
-#define DSC_MODE_CTL                   0x30
-#define DSC_MODE_EN                    BIT(0)
-
-#define DSC_CMD_SEND                   0x34
-#define DSC_SEND_PPS                   BIT(0)
-#define DSC_EXECUTE_QUEUE              BIT(1)
-
-#define DSC_PPS_WRDAT                  0x38
-
-#define DSC_MODE_STS                   0x3c
-#define DSC_PPS_DONE                   BIT(1)
-#define DSC_EXEC_DONE                  BIT(2)
-
-#define CMD_MODE_CTL                   0x70
-#define IF_LP_EN(x)                    BIT(9 + (x))
-#define IF_VCHAN_ID(x, c)              ((c) << ((x) * 2))
-
-#define CMD_MODE_CTL2                  0x74
-#define TE_TIMEOUT(x)                  ((x) << 11)
-#define FILL_VALUE(x)                  ((x) << 3)
-#define ARB_IF_WITH_HIGHEST_PRIORITY(x)        ((x) << 1)
-#define ARB_ROUND_ROBIN_MODE           BIT(0)
-
-#define CMD_MODE_STS                   0x78
-#define CMD_MODE_STS_CTL               0x134
-#define CMD_MODE_STS_CLR               0x154
-#define CMD_MODE_STS_FLAG              0x174
-#define ERR_IF_UNDERRUN(x)             BIT(4 + (x))
-#define ERR_UNWANTED_READ              BIT(3)
-#define ERR_TE_MISS                    BIT(2)
-#define ERR_NO_TE                      BIT(1)
-#define CSM_RUNNING                    BIT(0)
-
-#define DIRECT_CMD_SEND                        0x80
-
-#define DIRECT_CMD_MAIN_SETTINGS       0x84
-#define TRIGGER_VAL(x)                 ((x) << 25)
-#define CMD_LP_EN                      BIT(24)
-#define CMD_SIZE(x)                    ((x) << 16)
-#define CMD_VCHAN_ID(x)                        ((x) << 14)
-#define CMD_DATATYPE(x)                        ((x) << 8)
-#define CMD_LONG                       BIT(3)
-#define WRITE_CMD                      0
-#define READ_CMD                       1
-#define TE_REQ                         4
-#define TRIGGER_REQ                    5
-#define BTA_REQ                                6
-
-#define DIRECT_CMD_STS                 0x88
-#define DIRECT_CMD_STS_CTL             0x138
-#define DIRECT_CMD_STS_CLR             0x158
-#define DIRECT_CMD_STS_FLAG            0x178
-#define RCVD_ACK_VAL(val)              ((val) >> 16)
-#define RCVD_TRIGGER_VAL(val)          (((val) & GENMASK(14, 11)) >> 11)
-#define READ_COMPLETED_WITH_ERR                BIT(10)
-#define BTA_FINISHED                   BIT(9)
-#define BTA_COMPLETED                  BIT(8)
-#define TE_RCVD                                BIT(7)
-#define TRIGGER_RCVD                   BIT(6)
-#define ACK_WITH_ERR_RCVD              BIT(5)
-#define ACK_RCVD                       BIT(4)
-#define READ_COMPLETED                 BIT(3)
-#define TRIGGER_COMPLETED              BIT(2)
-#define WRITE_COMPLETED                        BIT(1)
-#define SENDING_CMD                    BIT(0)
-
-#define DIRECT_CMD_STOP_READ           0x8c
-
-#define DIRECT_CMD_WRDATA              0x90
-
-#define DIRECT_CMD_FIFO_RST            0x94
-
-#define DIRECT_CMD_RDDATA              0xa0
-
-#define DIRECT_CMD_RD_PROPS            0xa4
-#define RD_DCS                         BIT(18)
-#define RD_VCHAN_ID(val)               (((val) >> 16) & GENMASK(1, 0))
-#define RD_SIZE(val)                   ((val) & GENMASK(15, 0))
-
-#define DIRECT_CMD_RD_STS              0xa8
-#define DIRECT_CMD_RD_STS_CTL          0x13c
-#define DIRECT_CMD_RD_STS_CLR          0x15c
-#define DIRECT_CMD_RD_STS_FLAG         0x17c
-#define ERR_EOT_WITH_ERR               BIT(8)
-#define ERR_MISSING_EOT                        BIT(7)
-#define ERR_WRONG_LENGTH               BIT(6)
-#define ERR_OVERSIZE                   BIT(5)
-#define ERR_RECEIVE                    BIT(4)
-#define ERR_UNDECODABLE                        BIT(3)
-#define ERR_CHECKSUM                   BIT(2)
-#define ERR_UNCORRECTABLE              BIT(1)
-#define ERR_FIXED                      BIT(0)
-
-#define VID_MAIN_CTL                   0xb0
-#define VID_IGNORE_MISS_VSYNC          BIT(31)
-#define VID_FIELD_SW                   BIT(28)
-#define VID_INTERLACED_EN              BIT(27)
-#define RECOVERY_MODE(x)               ((x) << 25)
-#define RECOVERY_MODE_NEXT_HSYNC       0
-#define RECOVERY_MODE_NEXT_STOP_POINT  2
-#define RECOVERY_MODE_NEXT_VSYNC       3
-#define REG_BLKEOL_MODE(x)             ((x) << 23)
-#define REG_BLKLINE_MODE(x)            ((x) << 21)
-#define REG_BLK_MODE_NULL_PKT          0
-#define REG_BLK_MODE_BLANKING_PKT      1
-#define REG_BLK_MODE_LP                        2
-#define SYNC_PULSE_HORIZONTAL          BIT(20)
-#define SYNC_PULSE_ACTIVE              BIT(19)
-#define BURST_MODE                     BIT(18)
-#define VID_PIXEL_MODE_MASK            GENMASK(17, 14)
-#define VID_PIXEL_MODE_RGB565          (0 << 14)
-#define VID_PIXEL_MODE_RGB666_PACKED   (1 << 14)
-#define VID_PIXEL_MODE_RGB666          (2 << 14)
-#define VID_PIXEL_MODE_RGB888          (3 << 14)
-#define VID_PIXEL_MODE_RGB101010       (4 << 14)
-#define VID_PIXEL_MODE_RGB121212       (5 << 14)
-#define VID_PIXEL_MODE_YUV420          (8 << 14)
-#define VID_PIXEL_MODE_YUV422_PACKED   (9 << 14)
-#define VID_PIXEL_MODE_YUV422          (10 << 14)
-#define VID_PIXEL_MODE_YUV422_24B      (11 << 14)
-#define VID_PIXEL_MODE_DSC_COMP                (12 << 14)
-#define VID_DATATYPE(x)                        ((x) << 8)
-#define VID_VIRTCHAN_ID(iface, x)      ((x) << (4 + (iface) * 2))
-#define STOP_MODE(x)                   ((x) << 2)
-#define START_MODE(x)                  (x)
-
-#define VID_VSIZE1                     0xb4
-#define VFP_LEN(x)                     ((x) << 12)
-#define VBP_LEN(x)                     ((x) << 6)
-#define VSA_LEN(x)                     (x)
-
-#define VID_VSIZE2                     0xb8
-#define VACT_LEN(x)                    (x)
-
-#define VID_HSIZE1                     0xc0
-#define HBP_LEN(x)                     ((x) << 16)
-#define HSA_LEN(x)                     (x)
-
-#define VID_HSIZE2                     0xc4
-#define HFP_LEN(x)                     ((x) << 16)
-#define HACT_LEN(x)                    (x)
-
-#define VID_BLKSIZE1                   0xcc
-#define BLK_EOL_PKT_LEN(x)             ((x) << 15)
-#define BLK_LINE_EVENT_PKT_LEN(x)      (x)
-
-#define VID_BLKSIZE2                   0xd0
-#define BLK_LINE_PULSE_PKT_LEN(x)      (x)
-
-#define VID_PKT_TIME                   0xd8
-#define BLK_EOL_DURATION(x)            (x)
-
-#define VID_DPHY_TIME                  0xdc
-#define REG_WAKEUP_TIME(x)             ((x) << 17)
-#define REG_LINE_DURATION(x)           (x)
-
-#define VID_ERR_COLOR1                 0xe0
-#define COL_GREEN(x)                   ((x) << 12)
-#define COL_RED(x)                     (x)
-
-#define VID_ERR_COLOR2                 0xe4
-#define PAD_VAL(x)                     ((x) << 12)
-#define COL_BLUE(x)                    (x)
-
-#define VID_VPOS                       0xe8
-#define LINE_VAL(val)                  (((val) & GENMASK(14, 2)) >> 2)
-#define LINE_POS(val)                  ((val) & GENMASK(1, 0))
-
-#define VID_HPOS                       0xec
-#define HORIZ_VAL(val)                 (((val) & GENMASK(17, 3)) >> 3)
-#define HORIZ_POS(val)                 ((val) & GENMASK(2, 0))
-
-#define VID_MODE_STS                   0xf0
-#define VID_MODE_STS_CTL               0x140
-#define VID_MODE_STS_CLR               0x160
-#define VID_MODE_STS_FLAG              0x180
-#define VSG_RECOVERY                   BIT(10)
-#define ERR_VRS_WRONG_LEN              BIT(9)
-#define ERR_LONG_READ                  BIT(8)
-#define ERR_LINE_WRITE                 BIT(7)
-#define ERR_BURST_WRITE                        BIT(6)
-#define ERR_SMALL_HEIGHT               BIT(5)
-#define ERR_SMALL_LEN                  BIT(4)
-#define ERR_MISSING_VSYNC              BIT(3)
-#define ERR_MISSING_HSYNC              BIT(2)
-#define ERR_MISSING_DATA               BIT(1)
-#define VSG_RUNNING                    BIT(0)
-
-#define VID_VCA_SETTING1               0xf4
-#define BURST_LP                       BIT(16)
-#define MAX_BURST_LIMIT(x)             (x)
-
-#define VID_VCA_SETTING2               0xf8
-#define MAX_LINE_LIMIT(x)              ((x) << 16)
-#define EXACT_BURST_LIMIT(x)           (x)
-
-#define TVG_CTL                                0xfc
-#define TVG_STRIPE_SIZE(x)             ((x) << 5)
-#define TVG_MODE_MASK                  GENMASK(4, 3)
-#define TVG_MODE_SINGLE_COLOR          (0 << 3)
-#define TVG_MODE_VSTRIPES              (2 << 3)
-#define TVG_MODE_HSTRIPES              (3 << 3)
-#define TVG_STOPMODE_MASK              GENMASK(2, 1)
-#define TVG_STOPMODE_EOF               (0 << 1)
-#define TVG_STOPMODE_EOL               (1 << 1)
-#define TVG_STOPMODE_NOW               (2 << 1)
-#define TVG_RUN                                BIT(0)
-
-#define TVG_IMG_SIZE                   0x100
-#define TVG_NBLINES(x)                 ((x) << 16)
-#define TVG_LINE_SIZE(x)               (x)
-
-#define TVG_COLOR1                     0x104
-#define TVG_COL1_GREEN(x)              ((x) << 12)
-#define TVG_COL1_RED(x)                        (x)
-
-#define TVG_COLOR1_BIS                 0x108
-#define TVG_COL1_BLUE(x)               (x)
-
-#define TVG_COLOR2                     0x10c
-#define TVG_COL2_GREEN(x)              ((x) << 12)
-#define TVG_COL2_RED(x)                        (x)
-
-#define TVG_COLOR2_BIS                 0x110
-#define TVG_COL2_BLUE(x)               (x)
-
-#define TVG_STS                                0x114
-#define TVG_STS_CTL                    0x144
-#define TVG_STS_CLR                    0x164
-#define TVG_STS_FLAG                   0x184
-#define TVG_STS_RUNNING                        BIT(0)
-
-#define STS_CTL_EDGE(e)                        ((e) << 16)
-
-#define DPHY_LANES_MAP                 0x198
-#define DAT_REMAP_CFG(b, l)            ((l) << ((b) * 8))
-
-#define DPI_IRQ_EN                     0x1a0
-#define DPI_IRQ_CLR                    0x1a4
-#define DPI_IRQ_STS                    0x1a8
-#define PIXEL_BUF_OVERFLOW             BIT(0)
-
-#define DPI_CFG                                0x1ac
-#define DPI_CFG_FIFO_DEPTH(x)          ((x) >> 16)
-#define DPI_CFG_FIFO_LEVEL(x)          ((x) & GENMASK(15, 0))
-
-#define TEST_GENERIC                   0x1f0
-#define TEST_STATUS(x)                 ((x) >> 16)
-#define TEST_CTRL(x)                   (x)
-
-#define ID_REG                         0x1fc
-#define REV_VENDOR_ID(x)               (((x) & GENMASK(31, 20)) >> 20)
-#define REV_PRODUCT_ID(x)              (((x) & GENMASK(19, 12)) >> 12)
-#define REV_HW(x)                      (((x) & GENMASK(11, 8)) >> 8)
-#define REV_MAJOR(x)                   (((x) & GENMASK(7, 4)) >> 4)
-#define REV_MINOR(x)                   ((x) & GENMASK(3, 0))
-
-#define DSI_OUTPUT_PORT                        0
-#define DSI_INPUT_PORT(inputid)                (1 + (inputid))
-
-#define DSI_HBP_FRAME_OVERHEAD         12
-#define DSI_HSA_FRAME_OVERHEAD         14
-#define DSI_HFP_FRAME_OVERHEAD         6
-#define DSI_HSS_VSS_VSE_FRAME_OVERHEAD 4
-#define DSI_BLANKING_FRAME_OVERHEAD    6
-#define DSI_NULL_FRAME_OVERHEAD                6
-#define DSI_EOT_PKT_SIZE               4
-
-struct cdns_dsi_output {
-       struct mipi_dsi_device *dev;
-       struct drm_panel *panel;
-       struct drm_bridge *bridge;
-       union phy_configure_opts phy_opts;
-};
-
-enum cdns_dsi_input_id {
-       CDNS_SDI_INPUT,
-       CDNS_DPI_INPUT,
-       CDNS_DSC_INPUT,
-};
-
-struct cdns_dsi_cfg {
-       unsigned int hfp;
-       unsigned int hsa;
-       unsigned int hbp;
-       unsigned int hact;
-       unsigned int htotal;
-};
-
-struct cdns_dsi_input {
-       enum cdns_dsi_input_id id;
-       struct drm_bridge bridge;
-};
-
-struct cdns_dsi {
-       struct mipi_dsi_host base;
-       void __iomem *regs;
-       struct cdns_dsi_input input;
-       struct cdns_dsi_output output;
-       unsigned int direct_cmd_fifo_depth;
-       unsigned int rx_fifo_depth;
-       struct completion direct_cmd_comp;
-       struct clk *dsi_p_clk;
-       struct reset_control *dsi_p_rst;
-       struct clk *dsi_sys_clk;
-       bool link_initialized;
-       bool phy_initialized;
-       struct phy *dphy;
-};
+#include "cdns-dsi-core.h"
 
 static inline struct cdns_dsi *input_to_dsi(struct cdns_dsi_input *input)
 {
diff --git a/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.h 
b/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.h
new file mode 100644
index 000000000000..65cc77f19b39
--- /dev/null
+++ b/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.h
@@ -0,0 +1,458 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright: 2017 Cadence Design Systems, Inc.
+ *
+ * Author: Boris Brezillon <boris.brezil...@bootlin.com>
+ */
+
+#ifndef CDNS_DSI_H
+#define CDNS_DSI_H
+
+#include <drm/drm_bridge.h>
+#include <drm/drm_mipi_dsi.h>
+#include <drm/drm_panel.h>
+
+#include <linux/phy/phy.h>
+#include <linux/phy/phy-mipi-dphy.h>
+
+#define IP_CONF                                0x0
+#define SP_HS_FIFO_DEPTH(x)            (((x) & GENMASK(30, 26)) >> 26)
+#define SP_LP_FIFO_DEPTH(x)            (((x) & GENMASK(25, 21)) >> 21)
+#define VRS_FIFO_DEPTH(x)              (((x) & GENMASK(20, 16)) >> 16)
+#define DIRCMD_FIFO_DEPTH(x)           (((x) & GENMASK(15, 13)) >> 13)
+#define SDI_IFACE_32                   BIT(12)
+#define INTERNAL_DATAPATH_32           (0 << 10)
+#define INTERNAL_DATAPATH_16           (1 << 10)
+#define INTERNAL_DATAPATH_8            (3 << 10)
+#define INTERNAL_DATAPATH_SIZE         ((x) & GENMASK(11, 10))
+#define NUM_IFACE(x)                   ((((x) & GENMASK(9, 8)) >> 8) + 1)
+#define MAX_LANE_NB(x)                 (((x) & GENMASK(7, 6)) >> 6)
+#define RX_FIFO_DEPTH(x)               ((x) & GENMASK(5, 0))
+
+#define MCTL_MAIN_DATA_CTL             0x4
+#define TE_MIPI_POLLING_EN             BIT(25)
+#define TE_HW_POLLING_EN               BIT(24)
+#define DISP_EOT_GEN                   BIT(18)
+#define HOST_EOT_GEN                   BIT(17)
+#define DISP_GEN_CHECKSUM              BIT(16)
+#define DISP_GEN_ECC                   BIT(15)
+#define BTA_EN                         BIT(14)
+#define READ_EN                                BIT(13)
+#define REG_TE_EN                      BIT(12)
+#define IF_TE_EN(x)                    BIT(8 + (x))
+#define TVG_SEL                                BIT(6)
+#define VID_EN                         BIT(5)
+#define IF_VID_SELECT(x)               ((x) << 2)
+#define IF_VID_SELECT_MASK             GENMASK(3, 2)
+#define IF_VID_MODE                    BIT(1)
+#define LINK_EN                                BIT(0)
+
+#define MCTL_MAIN_PHY_CTL              0x8
+#define HS_INVERT_DAT(x)               BIT(19 + ((x) * 2))
+#define SWAP_PINS_DAT(x)               BIT(18 + ((x) * 2))
+#define HS_INVERT_CLK                  BIT(17)
+#define SWAP_PINS_CLK                  BIT(16)
+#define HS_SKEWCAL_EN                  BIT(15)
+#define WAIT_BURST_TIME(x)             ((x) << 10)
+#define DATA_ULPM_EN(x)                        BIT(6 + (x))
+#define CLK_ULPM_EN                    BIT(5)
+#define CLK_CONTINUOUS                 BIT(4)
+#define DATA_LANE_EN(x)                        BIT((x) - 1)
+
+#define MCTL_MAIN_EN                   0xc
+#define DATA_FORCE_STOP                        BIT(17)
+#define CLK_FORCE_STOP                 BIT(16)
+#define IF_EN(x)                       BIT(13 + (x))
+#define DATA_LANE_ULPM_REQ(l)          BIT(9 + (l))
+#define CLK_LANE_ULPM_REQ              BIT(8)
+#define DATA_LANE_START(x)             BIT(4 + (x))
+#define CLK_LANE_EN                    BIT(3)
+#define PLL_START                      BIT(0)
+
+#define MCTL_DPHY_CFG0                 0x10
+#define DPHY_C_RSTB                    BIT(20)
+#define DPHY_D_RSTB(x)                 GENMASK(15 + (x), 16)
+#define DPHY_PLL_PDN                   BIT(10)
+#define DPHY_CMN_PDN                   BIT(9)
+#define DPHY_C_PDN                     BIT(8)
+#define DPHY_D_PDN(x)                  GENMASK(3 + (x), 4)
+#define DPHY_ALL_D_PDN                 GENMASK(7, 4)
+#define DPHY_PLL_PSO                   BIT(1)
+#define DPHY_CMN_PSO                   BIT(0)
+
+#define MCTL_DPHY_TIMEOUT1             0x14
+#define HSTX_TIMEOUT(x)                        ((x) << 4)
+#define HSTX_TIMEOUT_MAX               GENMASK(17, 0)
+#define CLK_DIV(x)                     (x)
+#define CLK_DIV_MAX                    GENMASK(3, 0)
+
+#define MCTL_DPHY_TIMEOUT2             0x18
+#define LPRX_TIMEOUT(x)                        (x)
+
+#define MCTL_ULPOUT_TIME               0x1c
+#define DATA_LANE_ULPOUT_TIME(x)       ((x) << 9)
+#define CLK_LANE_ULPOUT_TIME(x)                (x)
+
+#define MCTL_3DVIDEO_CTL               0x20
+#define VID_VSYNC_3D_EN                        BIT(7)
+#define VID_VSYNC_3D_LR                        BIT(5)
+#define VID_VSYNC_3D_SECOND_EN         BIT(4)
+#define VID_VSYNC_3DFORMAT_LINE                (0 << 2)
+#define VID_VSYNC_3DFORMAT_FRAME       (1 << 2)
+#define VID_VSYNC_3DFORMAT_PIXEL       (2 << 2)
+#define VID_VSYNC_3DMODE_OFF           0
+#define VID_VSYNC_3DMODE_PORTRAIT      1
+#define VID_VSYNC_3DMODE_LANDSCAPE     2
+
+#define MCTL_MAIN_STS                  0x24
+#define MCTL_MAIN_STS_CTL              0x130
+#define MCTL_MAIN_STS_CLR              0x150
+#define MCTL_MAIN_STS_FLAG             0x170
+#define HS_SKEWCAL_DONE                        BIT(11)
+#define IF_UNTERM_PKT_ERR(x)           BIT(8 + (x))
+#define LPRX_TIMEOUT_ERR               BIT(7)
+#define HSTX_TIMEOUT_ERR               BIT(6)
+#define DATA_LANE_RDY(l)               BIT(2 + (l))
+#define CLK_LANE_RDY                   BIT(1)
+#define PLL_LOCKED                     BIT(0)
+
+#define MCTL_DPHY_ERR                  0x28
+#define MCTL_DPHY_ERR_CTL1             0x148
+#define MCTL_DPHY_ERR_CLR              0x168
+#define MCTL_DPHY_ERR_FLAG             0x188
+#define ERR_CONT_LP(x, l)              BIT(18 + ((x) * 4) + (l))
+#define ERR_CONTROL(l)                 BIT(14 + (l))
+#define ERR_SYNESC(l)                  BIT(10 + (l))
+#define ERR_ESC(l)                     BIT(6 + (l))
+
+#define MCTL_DPHY_ERR_CTL2             0x14c
+#define ERR_CONT_LP_EDGE(x, l)         BIT(12 + ((x) * 4) + (l))
+#define ERR_CONTROL_EDGE(l)            BIT(8 + (l))
+#define ERR_SYN_ESC_EDGE(l)            BIT(4 + (l))
+#define ERR_ESC_EDGE(l)                        BIT(0 + (l))
+
+#define MCTL_LANE_STS                  0x2c
+#define PPI_C_TX_READY_HS              BIT(18)
+#define DPHY_PLL_LOCK                  BIT(17)
+#define PPI_D_RX_ULPS_ESC(x)           (((x) & GENMASK(15, 12)) >> 12)
+#define LANE_STATE_START               0
+#define LANE_STATE_IDLE                        1
+#define LANE_STATE_WRITE               2
+#define LANE_STATE_ULPM                        3
+#define LANE_STATE_READ                        4
+#define DATA_LANE_STATE(l, val)                \
+       (((val) >> (2 + 2 * (l) + ((l) ? 1 : 0))) & GENMASK((l) ? 1 : 2, 0))
+#define CLK_LANE_STATE_HS              2
+#define CLK_LANE_STATE(val)            ((val) & GENMASK(1, 0))
+
+#define DSC_MODE_CTL                   0x30
+#define DSC_MODE_EN                    BIT(0)
+
+#define DSC_CMD_SEND                   0x34
+#define DSC_SEND_PPS                   BIT(0)
+#define DSC_EXECUTE_QUEUE              BIT(1)
+
+#define DSC_PPS_WRDAT                  0x38
+
+#define DSC_MODE_STS                   0x3c
+#define DSC_PPS_DONE                   BIT(1)
+#define DSC_EXEC_DONE                  BIT(2)
+
+#define CMD_MODE_CTL                   0x70
+#define IF_LP_EN(x)                    BIT(9 + (x))
+#define IF_VCHAN_ID(x, c)              ((c) << ((x) * 2))
+
+#define CMD_MODE_CTL2                  0x74
+#define TE_TIMEOUT(x)                  ((x) << 11)
+#define FILL_VALUE(x)                  ((x) << 3)
+#define ARB_IF_WITH_HIGHEST_PRIORITY(x)        ((x) << 1)
+#define ARB_ROUND_ROBIN_MODE           BIT(0)
+
+#define CMD_MODE_STS                   0x78
+#define CMD_MODE_STS_CTL               0x134
+#define CMD_MODE_STS_CLR               0x154
+#define CMD_MODE_STS_FLAG              0x174
+#define ERR_IF_UNDERRUN(x)             BIT(4 + (x))
+#define ERR_UNWANTED_READ              BIT(3)
+#define ERR_TE_MISS                    BIT(2)
+#define ERR_NO_TE                      BIT(1)
+#define CSM_RUNNING                    BIT(0)
+
+#define DIRECT_CMD_SEND                        0x80
+
+#define DIRECT_CMD_MAIN_SETTINGS       0x84
+#define TRIGGER_VAL(x)                 ((x) << 25)
+#define CMD_LP_EN                      BIT(24)
+#define CMD_SIZE(x)                    ((x) << 16)
+#define CMD_VCHAN_ID(x)                        ((x) << 14)
+#define CMD_DATATYPE(x)                        ((x) << 8)
+#define CMD_LONG                       BIT(3)
+#define WRITE_CMD                      0
+#define READ_CMD                       1
+#define TE_REQ                         4
+#define TRIGGER_REQ                    5
+#define BTA_REQ                                6
+
+#define DIRECT_CMD_STS                 0x88
+#define DIRECT_CMD_STS_CTL             0x138
+#define DIRECT_CMD_STS_CLR             0x158
+#define DIRECT_CMD_STS_FLAG            0x178
+#define RCVD_ACK_VAL(val)              ((val) >> 16)
+#define RCVD_TRIGGER_VAL(val)          (((val) & GENMASK(14, 11)) >> 11)
+#define READ_COMPLETED_WITH_ERR                BIT(10)
+#define BTA_FINISHED                   BIT(9)
+#define BTA_COMPLETED                  BIT(8)
+#define TE_RCVD                                BIT(7)
+#define TRIGGER_RCVD                   BIT(6)
+#define ACK_WITH_ERR_RCVD              BIT(5)
+#define ACK_RCVD                       BIT(4)
+#define READ_COMPLETED                 BIT(3)
+#define TRIGGER_COMPLETED              BIT(2)
+#define WRITE_COMPLETED                        BIT(1)
+#define SENDING_CMD                    BIT(0)
+
+#define DIRECT_CMD_STOP_READ           0x8c
+
+#define DIRECT_CMD_WRDATA              0x90
+
+#define DIRECT_CMD_FIFO_RST            0x94
+
+#define DIRECT_CMD_RDDATA              0xa0
+
+#define DIRECT_CMD_RD_PROPS            0xa4
+#define RD_DCS                         BIT(18)
+#define RD_VCHAN_ID(val)               (((val) >> 16) & GENMASK(1, 0))
+#define RD_SIZE(val)                   ((val) & GENMASK(15, 0))
+
+#define DIRECT_CMD_RD_STS              0xa8
+#define DIRECT_CMD_RD_STS_CTL          0x13c
+#define DIRECT_CMD_RD_STS_CLR          0x15c
+#define DIRECT_CMD_RD_STS_FLAG         0x17c
+#define ERR_EOT_WITH_ERR               BIT(8)
+#define ERR_MISSING_EOT                        BIT(7)
+#define ERR_WRONG_LENGTH               BIT(6)
+#define ERR_OVERSIZE                   BIT(5)
+#define ERR_RECEIVE                    BIT(4)
+#define ERR_UNDECODABLE                        BIT(3)
+#define ERR_CHECKSUM                   BIT(2)
+#define ERR_UNCORRECTABLE              BIT(1)
+#define ERR_FIXED                      BIT(0)
+
+#define VID_MAIN_CTL                   0xb0
+#define VID_IGNORE_MISS_VSYNC          BIT(31)
+#define VID_FIELD_SW                   BIT(28)
+#define VID_INTERLACED_EN              BIT(27)
+#define RECOVERY_MODE(x)               ((x) << 25)
+#define RECOVERY_MODE_NEXT_HSYNC       0
+#define RECOVERY_MODE_NEXT_STOP_POINT  2
+#define RECOVERY_MODE_NEXT_VSYNC       3
+#define REG_BLKEOL_MODE(x)             ((x) << 23)
+#define REG_BLKLINE_MODE(x)            ((x) << 21)
+#define REG_BLK_MODE_NULL_PKT          0
+#define REG_BLK_MODE_BLANKING_PKT      1
+#define REG_BLK_MODE_LP                        2
+#define SYNC_PULSE_HORIZONTAL          BIT(20)
+#define SYNC_PULSE_ACTIVE              BIT(19)
+#define BURST_MODE                     BIT(18)
+#define VID_PIXEL_MODE_MASK            GENMASK(17, 14)
+#define VID_PIXEL_MODE_RGB565          (0 << 14)
+#define VID_PIXEL_MODE_RGB666_PACKED   (1 << 14)
+#define VID_PIXEL_MODE_RGB666          (2 << 14)
+#define VID_PIXEL_MODE_RGB888          (3 << 14)
+#define VID_PIXEL_MODE_RGB101010       (4 << 14)
+#define VID_PIXEL_MODE_RGB121212       (5 << 14)
+#define VID_PIXEL_MODE_YUV420          (8 << 14)
+#define VID_PIXEL_MODE_YUV422_PACKED   (9 << 14)
+#define VID_PIXEL_MODE_YUV422          (10 << 14)
+#define VID_PIXEL_MODE_YUV422_24B      (11 << 14)
+#define VID_PIXEL_MODE_DSC_COMP                (12 << 14)
+#define VID_DATATYPE(x)                        ((x) << 8)
+#define VID_VIRTCHAN_ID(iface, x)      ((x) << (4 + (iface) * 2))
+#define STOP_MODE(x)                   ((x) << 2)
+#define START_MODE(x)                  (x)
+
+#define VID_VSIZE1                     0xb4
+#define VFP_LEN(x)                     ((x) << 12)
+#define VBP_LEN(x)                     ((x) << 6)
+#define VSA_LEN(x)                     (x)
+
+#define VID_VSIZE2                     0xb8
+#define VACT_LEN(x)                    (x)
+
+#define VID_HSIZE1                     0xc0
+#define HBP_LEN(x)                     ((x) << 16)
+#define HSA_LEN(x)                     (x)
+
+#define VID_HSIZE2                     0xc4
+#define HFP_LEN(x)                     ((x) << 16)
+#define HACT_LEN(x)                    (x)
+
+#define VID_BLKSIZE1                   0xcc
+#define BLK_EOL_PKT_LEN(x)             ((x) << 15)
+#define BLK_LINE_EVENT_PKT_LEN(x)      (x)
+
+#define VID_BLKSIZE2                   0xd0
+#define BLK_LINE_PULSE_PKT_LEN(x)      (x)
+
+#define VID_PKT_TIME                   0xd8
+#define BLK_EOL_DURATION(x)            (x)
+
+#define VID_DPHY_TIME                  0xdc
+#define REG_WAKEUP_TIME(x)             ((x) << 17)
+#define REG_LINE_DURATION(x)           (x)
+
+#define VID_ERR_COLOR1                 0xe0
+#define COL_GREEN(x)                   ((x) << 12)
+#define COL_RED(x)                     (x)
+
+#define VID_ERR_COLOR2                 0xe4
+#define PAD_VAL(x)                     ((x) << 12)
+#define COL_BLUE(x)                    (x)
+
+#define VID_VPOS                       0xe8
+#define LINE_VAL(val)                  (((val) & GENMASK(14, 2)) >> 2)
+#define LINE_POS(val)                  ((val) & GENMASK(1, 0))
+
+#define VID_HPOS                       0xec
+#define HORIZ_VAL(val)                 (((val) & GENMASK(17, 3)) >> 3)
+#define HORIZ_POS(val)                 ((val) & GENMASK(2, 0))
+
+#define VID_MODE_STS                   0xf0
+#define VID_MODE_STS_CTL               0x140
+#define VID_MODE_STS_CLR               0x160
+#define VID_MODE_STS_FLAG              0x180
+#define VSG_RECOVERY                   BIT(10)
+#define ERR_VRS_WRONG_LEN              BIT(9)
+#define ERR_LONG_READ                  BIT(8)
+#define ERR_LINE_WRITE                 BIT(7)
+#define ERR_BURST_WRITE                        BIT(6)
+#define ERR_SMALL_HEIGHT               BIT(5)
+#define ERR_SMALL_LEN                  BIT(4)
+#define ERR_MISSING_VSYNC              BIT(3)
+#define ERR_MISSING_HSYNC              BIT(2)
+#define ERR_MISSING_DATA               BIT(1)
+#define VSG_RUNNING                    BIT(0)
+
+#define VID_VCA_SETTING1               0xf4
+#define BURST_LP                       BIT(16)
+#define MAX_BURST_LIMIT(x)             (x)
+
+#define VID_VCA_SETTING2               0xf8
+#define MAX_LINE_LIMIT(x)              ((x) << 16)
+#define EXACT_BURST_LIMIT(x)           (x)
+
+#define TVG_CTL                                0xfc
+#define TVG_STRIPE_SIZE(x)             ((x) << 5)
+#define TVG_MODE_MASK                  GENMASK(4, 3)
+#define TVG_MODE_SINGLE_COLOR          (0 << 3)
+#define TVG_MODE_VSTRIPES              (2 << 3)
+#define TVG_MODE_HSTRIPES              (3 << 3)
+#define TVG_STOPMODE_MASK              GENMASK(2, 1)
+#define TVG_STOPMODE_EOF               (0 << 1)
+#define TVG_STOPMODE_EOL               (1 << 1)
+#define TVG_STOPMODE_NOW               (2 << 1)
+#define TVG_RUN                                BIT(0)
+
+#define TVG_IMG_SIZE                   0x100
+#define TVG_NBLINES(x)                 ((x) << 16)
+#define TVG_LINE_SIZE(x)               (x)
+
+#define TVG_COLOR1                     0x104
+#define TVG_COL1_GREEN(x)              ((x) << 12)
+#define TVG_COL1_RED(x)                        (x)
+
+#define TVG_COLOR1_BIS                 0x108
+#define TVG_COL1_BLUE(x)               (x)
+
+#define TVG_COLOR2                     0x10c
+#define TVG_COL2_GREEN(x)              ((x) << 12)
+#define TVG_COL2_RED(x)                        (x)
+
+#define TVG_COLOR2_BIS                 0x110
+#define TVG_COL2_BLUE(x)               (x)
+
+#define TVG_STS                                0x114
+#define TVG_STS_CTL                    0x144
+#define TVG_STS_CLR                    0x164
+#define TVG_STS_FLAG                   0x184
+#define TVG_STS_RUNNING                        BIT(0)
+
+#define STS_CTL_EDGE(e)                        ((e) << 16)
+
+#define DPHY_LANES_MAP                 0x198
+#define DAT_REMAP_CFG(b, l)            ((l) << ((b) * 8))
+
+#define DPI_IRQ_EN                     0x1a0
+#define DPI_IRQ_CLR                    0x1a4
+#define DPI_IRQ_STS                    0x1a8
+#define PIXEL_BUF_OVERFLOW             BIT(0)
+
+#define DPI_CFG                                0x1ac
+#define DPI_CFG_FIFO_DEPTH(x)          ((x) >> 16)
+#define DPI_CFG_FIFO_LEVEL(x)          ((x) & GENMASK(15, 0))
+
+#define TEST_GENERIC                   0x1f0
+#define TEST_STATUS(x)                 ((x) >> 16)
+#define TEST_CTRL(x)                   (x)
+
+#define ID_REG                         0x1fc
+#define REV_VENDOR_ID(x)               (((x) & GENMASK(31, 20)) >> 20)
+#define REV_PRODUCT_ID(x)              (((x) & GENMASK(19, 12)) >> 12)
+#define REV_HW(x)                      (((x) & GENMASK(11, 8)) >> 8)
+#define REV_MAJOR(x)                   (((x) & GENMASK(7, 4)) >> 4)
+#define REV_MINOR(x)                   ((x) & GENMASK(3, 0))
+
+#define DSI_OUTPUT_PORT                        0
+#define DSI_INPUT_PORT(inputid)                (1 + (inputid))
+
+#define DSI_HBP_FRAME_OVERHEAD         12
+#define DSI_HSA_FRAME_OVERHEAD         14
+#define DSI_HFP_FRAME_OVERHEAD         6
+#define DSI_HSS_VSS_VSE_FRAME_OVERHEAD 4
+#define DSI_BLANKING_FRAME_OVERHEAD    6
+#define DSI_NULL_FRAME_OVERHEAD                6
+#define DSI_EOT_PKT_SIZE               4
+
+struct cdns_dsi_output {
+       struct mipi_dsi_device *dev;
+       struct drm_panel *panel;
+       struct drm_bridge *bridge;
+       union phy_configure_opts phy_opts;
+};
+
+enum cdns_dsi_input_id {
+       CDNS_SDI_INPUT,
+       CDNS_DPI_INPUT,
+       CDNS_DSC_INPUT,
+};
+
+struct cdns_dsi_cfg {
+       unsigned int hfp;
+       unsigned int hsa;
+       unsigned int hbp;
+       unsigned int hact;
+       unsigned int htotal;
+};
+
+struct cdns_dsi_input {
+       enum cdns_dsi_input_id id;
+       struct drm_bridge bridge;
+};
+
+struct cdns_dsi {
+       struct mipi_dsi_host base;
+       void __iomem *regs;
+       struct cdns_dsi_input input;
+       struct cdns_dsi_output output;
+       unsigned int direct_cmd_fifo_depth;
+       unsigned int rx_fifo_depth;
+       struct completion direct_cmd_comp;
+       struct clk *dsi_p_clk;
+       struct reset_control *dsi_p_rst;
+       struct clk *dsi_sys_clk;
+       bool link_initialized;
+       bool phy_initialized;
+       struct phy *dphy;
+};
+
+#endif /* !CDNS_DSI_H */
-- 
2.38.0

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