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Message-ID: <20220705121116.24121-5-r-ravikumar@ti.com>
Date: Tue, 5 Jul 2022 17:41:15 +0530
From: Rahul T R <r-ravikumar@...com>
To: <dri-devel@...ts.freedesktop.org>, <robh+dt@...nel.org>,
<krzysztof.kozlowski+dt@...aro.org>
CC: <andrzej.hajda@...el.com>, <narmstrong@...libre.com>,
<robert.foss@...aro.org>, <jonas@...boo.se>,
<jernej.skrabec@...il.com>, <airlied@...ux.ie>, <daniel@...ll.ch>,
<p.zabel@...gutronix.de>, <tomi.valkeinen@...asonboard.com>,
<laurent.pinchart@...asonboard.com>,
<linux-kernel@...r.kernel.org>, <jpawar@...ence.com>,
<sjakhade@...ence.com>, <mparab@...ence.com>, <a-bhatia1@...com>,
<devicetree@...r.kernel.org>, <vigneshr@...com>,
<lee.jones@...aro.org>, Rahul T R <r-ravikumar@...com>
Subject: [PATCH v4 4/5] drm/bridge: cdns-dsi: Create a header file
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-ravikumar@...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.brezillon@...tlin.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 */
--
2.36.1
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