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media: i2c: lt6911uxc: add lt6911uxc HDMI to MIPI CSI-2 bridge driver

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Signed-off-by: Dingxian Wen <shawn.wen@rock-chips.com>
Change-Id: I5dc11d3c8a2559303d96b3206fafadb46f95ed0f
This commit is contained in:
Dingxian Wen
2021-08-31 19:49:25 +08:00
committed by Tao Huang
parent 5efc9197d8
commit f7e55b0143
4 changed files with 1527 additions and 0 deletions
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11
drivers/media/i2c/Kconfig
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@@ -454,6 +454,17 @@ config VIDEO_RK628_CSI
To compile this driver as a module, choose M here: the
module will be called rk628-csi.
config VIDEO_LT6911UXC
tristate "Lontium LT6911UXC decoder"
depends on VIDEO_V4L2 && I2C && VIDEO_V4L2_SUBDEV_API
select HDMI
select V4L2_FWNODE
help
Support for the Lontium LT6911UXC series HDMI to MIPI CSI-2 bridge.
To compile this driver as a module, choose M here: the
module will be called lt6911uxc.
config VIDEO_TECHPOINT
tristate "TechPoint decoder"
depends on I2C && VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API

1
drivers/media/i2c/Makefile
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@@ -145,6 +145,7 @@ obj-$(CONFIG_VIDEO_OV2659) += ov2659.o
obj-$(CONFIG_VIDEO_TC358743) += tc358743.o
obj-$(CONFIG_VIDEO_TC35874X) += tc35874x.o
obj-$(CONFIG_VIDEO_RK628_CSI) += rk628_csi.o
obj-$(CONFIG_VIDEO_LT6911UXC) += lt6911uxc.o
obj-$(CONFIG_VIDEO_IMX178) += imx178.o
obj-$(CONFIG_VIDEO_IMX219) += imx219.o
obj-$(CONFIG_VIDEO_IMX258) += imx258.o

1447
drivers/media/i2c/lt6911uxc.c Normal file
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68
drivers/media/i2c/lt6911uxc.h Normal file
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@@ -0,0 +1,68 @@
/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2021 Rockchip Electronics Co. Ltd.
*
* Author: Dingxian Wen <shawn.wen@rock-chips.com>
*/
#ifndef _LT6911UXC_H_
#define _LT6911UXC_H_
#define LT6911UXC_FW_VERSION 0x2005
#define LT6911UXC_CHIPID 0x0417
#define I2C_ENABLE 0x1
#define I2C_DISABLE 0x0
#define AD_LMTX_WRITE_CLK 0x1b
#define RECEIVED_INT 1
// -------------- regs ---------------
#define I2C_EN_REG 0x80EE
#define CHIPID_H 0x8101
#define CHIPID_L 0x8100
#define FW_VER_A 0x86a7
#define FW_VER_B 0x86a8
#define FW_VER_C 0x86a9
#define FW_VER_D 0x86aa
#define HTOTAL_H 0x867c
#define HTOTAL_L 0x867d
#define HACT_H 0x8680
#define HACT_L 0x8681
#define VTOTAL_H 0x867a
#define VTOTAL_L 0x867b
#define VACT_H 0x867e
#define VACT_L 0x867f
#define HFP_H 0x8678
#define HFP_L 0x8679
#define HS_H 0x8672
#define HS_L 0x8673
#define HBP_H 0x8676
#define HBP_L 0x8677
#define VBP 0x8674
#define VFP 0x8675
#define VS 0x8671
#define HDMI_VERSION 0xb0a2
#define TMDS_CLK_H 0x8750
#define TMDS_CLK_M 0x8751
#define TMDS_CLK_L 0x8752
#define MIPI_LANES 0x86a2
#define FM1_DET_CLK_SRC_SEL 0x8540
#define FREQ_METER_H 0x8548
#define FREQ_METER_M 0x8549
#define FREQ_METER_L 0x854a
#define INT_COMPARE_REG 0x86a6
#define INT_STATUS_86A3 0x86a3
#define INT_STATUS_86A5 0x86a5
#define AUDIO_IN_STATUS 0xb081
#define AUDIO_SAMPLE_RATAE_H 0xb0aa
#define AUDIO_SAMPLE_RATAE_L 0xb0ab
#endif