diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2024-03-13 18:34:05 -0700 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2024-03-13 18:34:05 -0700 |
commit | 480e035fc4c714fb5536e64ab9db04fedc89e910 (patch) | |
tree | 01341ee43abe7ecb8efb4e7bbbb1c3b3b50f7ec8 /drivers/gpu/drm/panel/panel-novatek-nt36672e.c | |
parent | e5e038b7ae9da96b93974bf072ca1876899a01a3 (diff) | |
parent | 119b225f01e4d3ce974cd3b4d982c76a380c796d (diff) |
Merge tag 'drm-next-2024-03-13' of https://gitlab.freedesktop.org/drm/kernel
Pull drm updates from Dave Airlie:
"Highlights are usual, more AMD IP blocks for future hw, i915/xe
changes, Displayport tunnelling support for i915, msm YUV over DP
changes, new tests for ttm, but its mostly a lot of stuff all over the
place from lots of people.
core:
- EDID cleanups
- scheduler error handling fixes
- managed: add drmm_release_action() with tests
- add ratelimited drm debug print
- DPCD PSR early transport macro
- DP tunneling and bandwidth allocation helpers
- remove built-in edids
- dp: Avoid AUX transfers on powered-down displays
- dp: Add VSC SDP helpers
cross drivers:
- use new drm print helpers
- switch to ->read_edid callback
- gem: add stats for shared buffers plus updates to amdgpu, i915, xe
syncobj:
- fixes to waiting and sleeping
ttm:
- add tests
- fix errno codes
- simply busy-placement handling
- fix page decryption
media:
- tc358743: fix v4l device registration
video:
- move all kernel parameters for video behind CONFIG_VIDEO
sound:
- remove <drm/drm_edid.h> include from header
ci:
- add tests for msm
- fix apq8016 runner
efifb:
- use copy of global screen_info state
vesafb:
- use copy of global screen_info state
simplefb:
- fix logging
bridge:
- ite-6505: fix DP link-training bug
- samsung-dsim: fix error checking in probe
- samsung-dsim: add bsh-smm-s2/pro boards
- tc358767: fix regmap usage
- imx: add i.MX8MP HDMI PVI plus DT bindings
- imx: add i.MX8MP HDMI TX plus DT bindings
- sii902x: fix probing and unregistration
- tc358767: limit pixel PLL input range
- switch to new drm_bridge_read_edid() interface
panel:
- ltk050h3146w: error-handling fixes
- panel-edp: support delay between power-on and enable; use put_sync
in unprepare; support Mediatek MT8173 Chromebooks, BOE NV116WHM-N49
V8.0, BOE NV122WUM-N41, CSO MNC207QS1-1 plus DT bindings
- panel-lvds: support EDT ETML0700Z9NDHA plus DT bindings
- panel-novatek: FRIDA FRD400B25025-A-CTK plus DT bindings
- add BOE TH101MB31IG002-28A plus DT bindings
- add EDT ETML1010G3DRA plus DT bindings
- add Novatek NT36672E LCD DSI plus DT bindings
- nt36523: support 120Hz timings, fix includes
- simple: fix display timings on RK32FN48H
- visionox-vtdr6130: fix initialization
- add Powkiddy RGB10MAX3 plus DT bindings
- st7703: support panel rotation plus DT bindings
- add Himax HX83112A plus DT bindings
- ltk500hd1829: add support for ltk101b4029w and admatec 9904370
- simple: add BOE BP082WX1-100 8.2" panel plus DT bindungs
panel-orientation-quirks:
- GPD Win Mini
amdgpu:
- Validate DMABuf imports in compute VMs
- Add RAS ACA framework
- PSP 13 fixes
- Misc code cleanups
- Replay fixes
- Atom interpretor PS, WS bounds checking
- DML2 fixes
- Audio fixes
- DCN 3.5 Z state fixes
- Remove deprecated ida_simple usage
- UBSAN fixes
- RAS fixes
- Enable seq64 infrastructure
- DC color block enablement
- Documentation updates
- DC documentation updates
- DMCUB updates
- ATHUB 4.1 support
- LSDMA 7.0 support
- JPEG DPG support
- IH 7.0 support
- HDP 7.0 support
- VCN 5.0 support
- SMU 13.0.6 updates
- NBIO 7.11 updates
- SDMA 6.1 updates
- MMHUB 3.3 updates
- DCN 3.5.1 support
- NBIF 6.3.1 support
- VPE 6.1.1 support
amdkfd:
- Validate DMABuf imports in compute VMs
- SVM fixes
- Trap handler updates and enhancements
- Fix cache size reporting
- Relocate the trap handler
radeon:
- Atom interpretor PS, WS bounds checking
- Misc code cleanups
xe:
- new query for GuC submission version
- Remove unused persistent exec_queues
- Add vram frequency sysfs attributes
- Add the flag XE_VM_BIND_FLAG_DUMPABLE
- Drop pre-production workarounds
- Drop kunit tests for unsupported platforms
- Start pumbling SR-IOV support with memory based interrupts for VF
- Allow to map BO in GGTT with PAT index corresponding to XE_CACHE_UC
to work with memory based interrupts
- Add GuC Doorbells Manager as prep work SR-IOV
- Implement additional workarounds for xe2 and MTL
- Program a few registers according to perfomance guide spec for Xe2
- Fix remaining 32b build issues and enable it back
- Fix build with CONFIG_DEBUG_FS=n
- Fix warnings from GuC ABI headers
- Introduce Relay Communication for SR-IOV for VF <-> GuC <-> PF
- Release mmap mappings on rpm suspend
- Disable mid-thread preemption when not properly supported by
hardware
- Fix xe_exec by reserving extra fence slot for CPU bind
- Fix xe_exec with full long running exec queue
- Canonicalize addresses where needed for Xe2 and add to devcoredum
- Toggle USM support for Xe2
- Only allow 1 ufence per exec / bind IOCTL
- Add GuC firmware loading for Lunar Lake
- Add XE_VMA_PTE_64K VMA flag
i915:
- Add more ADL-N PCI IDs
- Enable fastboot also on older platforms
- Early transport for panel replay and PSR
- New ARL PCI IDs
- DP TPS4 PHY test pattern support
- Unify and improve VSC SDP for PSR and non-PSR cases
- Refactor memory regions and improve debug logging
- Rework global state serialization
- Remove unused CDCLK divider fields
- Unify HDCP connector logging format
- Use display instead of graphics version in display code
- Move VBT and opregion debugfs next to the implementation
- Abstract opregion interface, use opaque type
- MTL fixes
- HPD handling fixes
- Add GuC submission interface version query
- Atomically invalidate userptr on mmu-notifier
- Update handling of MMIO triggered reports
- Don't make assumptions about intel_wakeref_t type
- Extend driver code of Xe_LPG to Xe_LPG+
- Add flex arrays to struct i915_syncmap
- Allow for very slow HuC loading
- DP tunneling and bandwidth allocation support
msm:
- Correct bindings for MSM8976 and SM8650 platforms
- Start migration of MDP5 platforms to DPU driver
- X1E80100 MDSS support
- DPU:
- Improve DSC allocation, fixing several important corner cases
- Add support for SDM630/SDM660 platforms
- Simplify dpu_encoder_phys_ops
- Apply fixes targeting DSC support with a single DSC encoder
- Apply fixes for HCTL_EN timing configuration
- X1E80100 support
- Add support for YUV420 over DP
- GPU:
- fix sc7180 UBWC config
- fix a7xx LLC config
- new gpu support: a305B, a750, a702
- machine support: SM7150 (different power levels than other a618)
- a7xx devcoredump support
habanalabs:
- configure IRQ affinity according to NUMA node
- move HBM MMU page tables inside the HBM
- improve device reset
- check extended PCIe errors
ivpu:
- updates to firmware API
- refactor BO allocation
imx:
- use devm_ functions during init
hisilicon:
- fix EDID includes
mgag200:
- improve ioremap usage
- convert to struct drm_edid
- Work around PCI write bursts
nouveau:
- disp: use kmemdup()
- fix EDID includes
- documentation fixes
qaic:
- fixes to BO handling
- make use of DRM managed release
- fix order of remove operations
rockchip:
- analogix_dp: get encoder port from DT
- inno_hdmi: support HDMI for RK3128
- lvds: error-handling fixes
ssd130x:
- support SSD133x plus DT bindings
tegra:
- fix error handling
tilcdc:
- make use of DRM managed release
v3d:
- show memory stats in debugfs
- Support display MMU page size
vc4:
- fix error handling in plane prepare_fb
- fix framebuffer test in plane helpers
virtio:
- add venus capset defines
vkms:
- fix OOB access when programming the LUT
- Kconfig improvements
vmwgfx:
- unmap surface before changing plane state
- fix memory leak in error handling
- documentation fixes
- list command SVGA_3D_CMD_DEFINE_GB_SURFACE_V4 as invalid
- fix null-pointer deref in execbuf
- refactor display-mode probing
- fix fencing for creating cursor MOBs
- fix cursor-memory lifetime
xlnx:
- fix live video input for ZynqMP DPSUB
lima:
- fix memory leak
loongson:
- fail if no VRAM present
meson:
- switch to new drm_bridge_read_edid() interface
renesas:
- add RZ/G2L DU support plus DT bindings
mxsfb:
- Use managed mode config
sun4i:
- HDMI: updates to atomic mode setting
mediatek:
- Add display driver for MT8188 VDOSYS1
- DSI driver cleanups
- Filter modes according to hardware capability
- Fix a null pointer crash in mtk_drm_crtc_finish_page_flip
etnaviv:
- enhancements for NPU and MRT support"
* tag 'drm-next-2024-03-13' of https://gitlab.freedesktop.org/drm/kernel: (1420 commits)
drm/amd/display: Removed redundant @ symbol to fix kernel-doc warnings in -next repo
drm/amd/pm: wait for completion of the EnableGfxImu message
drm/amdgpu/soc21: add mode2 asic reset for SMU IP v14.0.1
drm/amdgpu: add smu 14.0.1 support
drm/amdgpu: add VPE 6.1.1 discovery support
drm/amdgpu/vpe: add VPE 6.1.1 support
drm/amdgpu/vpe: don't emit cond exec command under collaborate mode
drm/amdgpu/vpe: add collaborate mode support for VPE
drm/amdgpu/vpe: add PRED_EXE and COLLAB_SYNC OPCODE
drm/amdgpu/vpe: add multi instance VPE support
drm/amdgpu/discovery: add nbif v6_3_1 ip block
drm/amdgpu: Add nbif v6_3_1 ip block support
drm/amdgpu: Add pcie v6_1_0 ip headers (v5)
drm/amdgpu: Add nbif v6_3_1 ip headers (v5)
arch/powerpc: Remove <linux/fb.h> from backlight code
macintosh/via-pmu-backlight: Include <linux/backlight.h>
fbdev/chipsfb: Include <linux/backlight.h>
drm/etnaviv: Restore some id values
drm/amdkfd: make kfd_class constant
drm/amdgpu: add ring timeout information in devcoredump
...
Diffstat (limited to 'drivers/gpu/drm/panel/panel-novatek-nt36672e.c')
-rw-r--r-- | drivers/gpu/drm/panel/panel-novatek-nt36672e.c | 643 |
1 files changed, 643 insertions, 0 deletions
diff --git a/drivers/gpu/drm/panel/panel-novatek-nt36672e.c b/drivers/gpu/drm/panel/panel-novatek-nt36672e.c new file mode 100644 index 000000000000..cb7406d74466 --- /dev/null +++ b/drivers/gpu/drm/panel/panel-novatek-nt36672e.c @@ -0,0 +1,643 @@ +// SPDX-License-Identifier: GPL-2.0-only +// Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved. + +#include <linux/delay.h> +#include <linux/gpio/consumer.h> +#include <linux/module.h> +#include <linux/of.h> +#include <linux/regulator/consumer.h> + +#include <drm/drm_mipi_dsi.h> +#include <drm/drm_modes.h> +#include <drm/drm_panel.h> + +#include <video/mipi_display.h> + +static const char * const regulator_names[] = { + "vddi", + "avdd", + "avee", +}; + +static const unsigned long regulator_enable_loads[] = { + 62000, + 100000, + 100000, +}; + +static const unsigned long regulator_disable_loads[] = { + 80, + 100, + 100, +}; + +struct panel_desc { + const struct drm_display_mode *display_mode; + u32 width_mm; + u32 height_mm; + unsigned long mode_flags; + enum mipi_dsi_pixel_format format; + unsigned int lanes; + const char *panel_name; + int (*init_sequence)(struct mipi_dsi_device *dsi); +}; + +struct nt36672e_panel { + struct drm_panel panel; + struct mipi_dsi_device *dsi; + struct gpio_desc *reset_gpio; + struct regulator_bulk_data supplies[3]; + const struct panel_desc *desc; +}; + +static inline struct nt36672e_panel *to_nt36672e_panel(struct drm_panel *panel) +{ + return container_of(panel, struct nt36672e_panel, panel); +} + +static int nt36672e_1080x2408_60hz_init(struct mipi_dsi_device *dsi) +{ + mipi_dsi_dcs_write_seq(dsi, 0xff, 0x10); + mipi_dsi_dcs_write_seq(dsi, 0xfb, 0x01); + mipi_dsi_dcs_write_seq(dsi, 0xb0, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0xc0, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0xc1, 0x89, 0x28, 0x00, 0x08, 0x00, 0xaa, 0x02, + 0x0e, 0x00, 0x2b, 0x00, 0x07, 0x0d, 0xb7, 0x0c, 0xb7); + + mipi_dsi_dcs_write_seq(dsi, 0xc2, 0x1b, 0xa0); + mipi_dsi_dcs_write_seq(dsi, 0xff, 0x20); + mipi_dsi_dcs_write_seq(dsi, 0xfb, 0x01); + mipi_dsi_dcs_write_seq(dsi, 0x01, 0x66); + mipi_dsi_dcs_write_seq(dsi, 0x06, 0x40); + mipi_dsi_dcs_write_seq(dsi, 0x07, 0x38); + mipi_dsi_dcs_write_seq(dsi, 0x2f, 0x83); + mipi_dsi_dcs_write_seq(dsi, 0x69, 0x91); + mipi_dsi_dcs_write_seq(dsi, 0x95, 0xd1); + mipi_dsi_dcs_write_seq(dsi, 0x96, 0xd1); + mipi_dsi_dcs_write_seq(dsi, 0xf2, 0x64); + mipi_dsi_dcs_write_seq(dsi, 0xf3, 0x54); + mipi_dsi_dcs_write_seq(dsi, 0xf4, 0x64); + mipi_dsi_dcs_write_seq(dsi, 0xf5, 0x54); + mipi_dsi_dcs_write_seq(dsi, 0xf6, 0x64); + mipi_dsi_dcs_write_seq(dsi, 0xf7, 0x54); + mipi_dsi_dcs_write_seq(dsi, 0xf8, 0x64); + mipi_dsi_dcs_write_seq(dsi, 0xf9, 0x54); + mipi_dsi_dcs_write_seq(dsi, 0xff, 0x24); + mipi_dsi_dcs_write_seq(dsi, 0xfb, 0x01); + mipi_dsi_dcs_write_seq(dsi, 0x01, 0x0f); + mipi_dsi_dcs_write_seq(dsi, 0x03, 0x0c); + mipi_dsi_dcs_write_seq(dsi, 0x05, 0x1d); + mipi_dsi_dcs_write_seq(dsi, 0x08, 0x2f); + mipi_dsi_dcs_write_seq(dsi, 0x09, 0x2e); + mipi_dsi_dcs_write_seq(dsi, 0x0a, 0x2d); + mipi_dsi_dcs_write_seq(dsi, 0x0b, 0x2c); + mipi_dsi_dcs_write_seq(dsi, 0x11, 0x17); + mipi_dsi_dcs_write_seq(dsi, 0x12, 0x13); + mipi_dsi_dcs_write_seq(dsi, 0x13, 0x15); + mipi_dsi_dcs_write_seq(dsi, 0x15, 0x14); + mipi_dsi_dcs_write_seq(dsi, 0x16, 0x16); + mipi_dsi_dcs_write_seq(dsi, 0x17, 0x18); + mipi_dsi_dcs_write_seq(dsi, 0x1b, 0x01); + mipi_dsi_dcs_write_seq(dsi, 0x1d, 0x1d); + mipi_dsi_dcs_write_seq(dsi, 0x20, 0x2f); + mipi_dsi_dcs_write_seq(dsi, 0x21, 0x2e); + mipi_dsi_dcs_write_seq(dsi, 0x22, 0x2d); + mipi_dsi_dcs_write_seq(dsi, 0x23, 0x2c); + mipi_dsi_dcs_write_seq(dsi, 0x29, 0x17); + mipi_dsi_dcs_write_seq(dsi, 0x2a, 0x13); + mipi_dsi_dcs_write_seq(dsi, 0x2b, 0x15); + mipi_dsi_dcs_write_seq(dsi, 0x2f, 0x14); + mipi_dsi_dcs_write_seq(dsi, 0x30, 0x16); + mipi_dsi_dcs_write_seq(dsi, 0x31, 0x18); + mipi_dsi_dcs_write_seq(dsi, 0x32, 0x04); + mipi_dsi_dcs_write_seq(dsi, 0x34, 0x10); + mipi_dsi_dcs_write_seq(dsi, 0x35, 0x1f); + mipi_dsi_dcs_write_seq(dsi, 0x36, 0x1f); + mipi_dsi_dcs_write_seq(dsi, 0x4d, 0x14); + mipi_dsi_dcs_write_seq(dsi, 0x4e, 0x36); + mipi_dsi_dcs_write_seq(dsi, 0x4f, 0x36); + mipi_dsi_dcs_write_seq(dsi, 0x53, 0x36); + mipi_dsi_dcs_write_seq(dsi, 0x71, 0x30); + mipi_dsi_dcs_write_seq(dsi, 0x79, 0x11); + mipi_dsi_dcs_write_seq(dsi, 0x7a, 0x82); + mipi_dsi_dcs_write_seq(dsi, 0x7b, 0x8f); + mipi_dsi_dcs_write_seq(dsi, 0x7d, 0x04); + mipi_dsi_dcs_write_seq(dsi, 0x80, 0x04); + mipi_dsi_dcs_write_seq(dsi, 0x81, 0x04); + mipi_dsi_dcs_write_seq(dsi, 0x82, 0x13); + mipi_dsi_dcs_write_seq(dsi, 0x84, 0x31); + mipi_dsi_dcs_write_seq(dsi, 0x85, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0x86, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0x87, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0x90, 0x13); + mipi_dsi_dcs_write_seq(dsi, 0x92, 0x31); + mipi_dsi_dcs_write_seq(dsi, 0x93, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0x94, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0x95, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0x9c, 0xf4); + mipi_dsi_dcs_write_seq(dsi, 0x9d, 0x01); + mipi_dsi_dcs_write_seq(dsi, 0xa0, 0x0f); + mipi_dsi_dcs_write_seq(dsi, 0xa2, 0x0f); + mipi_dsi_dcs_write_seq(dsi, 0xa3, 0x02); + mipi_dsi_dcs_write_seq(dsi, 0xa4, 0x04); + mipi_dsi_dcs_write_seq(dsi, 0xa5, 0x04); + mipi_dsi_dcs_write_seq(dsi, 0xc6, 0xc0); + mipi_dsi_dcs_write_seq(dsi, 0xc9, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0xd9, 0x80); + mipi_dsi_dcs_write_seq(dsi, 0xe9, 0x02); + mipi_dsi_dcs_write_seq(dsi, 0xff, 0x25); + mipi_dsi_dcs_write_seq(dsi, 0xfb, 0x01); + mipi_dsi_dcs_write_seq(dsi, 0x18, 0x22); + mipi_dsi_dcs_write_seq(dsi, 0x19, 0xe4); + mipi_dsi_dcs_write_seq(dsi, 0x21, 0x40); + mipi_dsi_dcs_write_seq(dsi, 0x66, 0xd8); + mipi_dsi_dcs_write_seq(dsi, 0x68, 0x50); + mipi_dsi_dcs_write_seq(dsi, 0x69, 0x10); + mipi_dsi_dcs_write_seq(dsi, 0x6b, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0x6d, 0x0d); + mipi_dsi_dcs_write_seq(dsi, 0x6e, 0x48); + mipi_dsi_dcs_write_seq(dsi, 0x72, 0x41); + mipi_dsi_dcs_write_seq(dsi, 0x73, 0x4a); + mipi_dsi_dcs_write_seq(dsi, 0x74, 0xd0); + mipi_dsi_dcs_write_seq(dsi, 0x77, 0x62); + mipi_dsi_dcs_write_seq(dsi, 0x79, 0x7e); + mipi_dsi_dcs_write_seq(dsi, 0x7d, 0x03); + mipi_dsi_dcs_write_seq(dsi, 0x7e, 0x15); + mipi_dsi_dcs_write_seq(dsi, 0x7f, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0x84, 0x4d); + mipi_dsi_dcs_write_seq(dsi, 0xcf, 0x80); + mipi_dsi_dcs_write_seq(dsi, 0xd6, 0x80); + mipi_dsi_dcs_write_seq(dsi, 0xd7, 0x80); + mipi_dsi_dcs_write_seq(dsi, 0xef, 0x20); + mipi_dsi_dcs_write_seq(dsi, 0xf0, 0x84); + mipi_dsi_dcs_write_seq(dsi, 0xff, 0x26); + mipi_dsi_dcs_write_seq(dsi, 0xfb, 0x01); + mipi_dsi_dcs_write_seq(dsi, 0x81, 0x0f); + mipi_dsi_dcs_write_seq(dsi, 0x83, 0x01); + mipi_dsi_dcs_write_seq(dsi, 0x84, 0x03); + mipi_dsi_dcs_write_seq(dsi, 0x85, 0x01); + mipi_dsi_dcs_write_seq(dsi, 0x86, 0x03); + mipi_dsi_dcs_write_seq(dsi, 0x87, 0x01); + mipi_dsi_dcs_write_seq(dsi, 0x88, 0x05); + mipi_dsi_dcs_write_seq(dsi, 0x8a, 0x1a); + mipi_dsi_dcs_write_seq(dsi, 0x8b, 0x11); + mipi_dsi_dcs_write_seq(dsi, 0x8c, 0x24); + mipi_dsi_dcs_write_seq(dsi, 0x8e, 0x42); + mipi_dsi_dcs_write_seq(dsi, 0x8f, 0x11); + mipi_dsi_dcs_write_seq(dsi, 0x90, 0x11); + mipi_dsi_dcs_write_seq(dsi, 0x91, 0x11); + mipi_dsi_dcs_write_seq(dsi, 0x9a, 0x80); + mipi_dsi_dcs_write_seq(dsi, 0x9b, 0x04); + mipi_dsi_dcs_write_seq(dsi, 0x9c, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0x9d, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0x9e, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0xff, 0x27); + mipi_dsi_dcs_write_seq(dsi, 0xfb, 0x01); + mipi_dsi_dcs_write_seq(dsi, 0x01, 0x68); + mipi_dsi_dcs_write_seq(dsi, 0x20, 0x81); + mipi_dsi_dcs_write_seq(dsi, 0x21, 0x6a); + mipi_dsi_dcs_write_seq(dsi, 0x25, 0x81); + mipi_dsi_dcs_write_seq(dsi, 0x26, 0x94); + mipi_dsi_dcs_write_seq(dsi, 0x6e, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0x6f, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0x70, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0x71, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0x72, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0x75, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0x76, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0x77, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0x7d, 0x09); + mipi_dsi_dcs_write_seq(dsi, 0x7e, 0x67); + mipi_dsi_dcs_write_seq(dsi, 0x80, 0x23); + mipi_dsi_dcs_write_seq(dsi, 0x82, 0x09); + mipi_dsi_dcs_write_seq(dsi, 0x83, 0x67); + mipi_dsi_dcs_write_seq(dsi, 0x88, 0x01); + mipi_dsi_dcs_write_seq(dsi, 0x89, 0x10); + mipi_dsi_dcs_write_seq(dsi, 0xa5, 0x10); + mipi_dsi_dcs_write_seq(dsi, 0xa6, 0x23); + mipi_dsi_dcs_write_seq(dsi, 0xa7, 0x01); + mipi_dsi_dcs_write_seq(dsi, 0xb6, 0x40); + mipi_dsi_dcs_write_seq(dsi, 0xe5, 0x02); + mipi_dsi_dcs_write_seq(dsi, 0xe6, 0xd3); + mipi_dsi_dcs_write_seq(dsi, 0xeb, 0x03); + mipi_dsi_dcs_write_seq(dsi, 0xec, 0x28); + mipi_dsi_dcs_write_seq(dsi, 0xff, 0x2a); + mipi_dsi_dcs_write_seq(dsi, 0xfb, 0x01); + mipi_dsi_dcs_write_seq(dsi, 0x00, 0x91); + mipi_dsi_dcs_write_seq(dsi, 0x03, 0x20); + mipi_dsi_dcs_write_seq(dsi, 0x07, 0x50); + mipi_dsi_dcs_write_seq(dsi, 0x0a, 0x70); + mipi_dsi_dcs_write_seq(dsi, 0x0c, 0x04); + mipi_dsi_dcs_write_seq(dsi, 0x0d, 0x40); + mipi_dsi_dcs_write_seq(dsi, 0x0f, 0x01); + mipi_dsi_dcs_write_seq(dsi, 0x11, 0xe0); + mipi_dsi_dcs_write_seq(dsi, 0x15, 0x0f); + mipi_dsi_dcs_write_seq(dsi, 0x16, 0xa4); + mipi_dsi_dcs_write_seq(dsi, 0x19, 0x0f); + mipi_dsi_dcs_write_seq(dsi, 0x1a, 0x78); + mipi_dsi_dcs_write_seq(dsi, 0x1b, 0x23); + mipi_dsi_dcs_write_seq(dsi, 0x1d, 0x36); + mipi_dsi_dcs_write_seq(dsi, 0x1e, 0x3e); + mipi_dsi_dcs_write_seq(dsi, 0x1f, 0x3e); + mipi_dsi_dcs_write_seq(dsi, 0x20, 0x3e); + mipi_dsi_dcs_write_seq(dsi, 0x28, 0xfd); + mipi_dsi_dcs_write_seq(dsi, 0x29, 0x12); + mipi_dsi_dcs_write_seq(dsi, 0x2a, 0xe1); + mipi_dsi_dcs_write_seq(dsi, 0x2d, 0x0a); + mipi_dsi_dcs_write_seq(dsi, 0x30, 0x49); + mipi_dsi_dcs_write_seq(dsi, 0x33, 0x96); + mipi_dsi_dcs_write_seq(dsi, 0x34, 0xff); + mipi_dsi_dcs_write_seq(dsi, 0x35, 0x40); + mipi_dsi_dcs_write_seq(dsi, 0x36, 0xde); + mipi_dsi_dcs_write_seq(dsi, 0x37, 0xf9); + mipi_dsi_dcs_write_seq(dsi, 0x38, 0x45); + mipi_dsi_dcs_write_seq(dsi, 0x39, 0xd9); + mipi_dsi_dcs_write_seq(dsi, 0x3a, 0x49); + mipi_dsi_dcs_write_seq(dsi, 0x4a, 0xf0); + mipi_dsi_dcs_write_seq(dsi, 0x7a, 0x09); + mipi_dsi_dcs_write_seq(dsi, 0x7b, 0x40); + mipi_dsi_dcs_write_seq(dsi, 0x7f, 0xf0); + mipi_dsi_dcs_write_seq(dsi, 0x83, 0x0f); + mipi_dsi_dcs_write_seq(dsi, 0x84, 0xa4); + mipi_dsi_dcs_write_seq(dsi, 0x87, 0x0f); + mipi_dsi_dcs_write_seq(dsi, 0x88, 0x78); + mipi_dsi_dcs_write_seq(dsi, 0x89, 0x23); + mipi_dsi_dcs_write_seq(dsi, 0x8b, 0x36); + mipi_dsi_dcs_write_seq(dsi, 0x8c, 0x7d); + mipi_dsi_dcs_write_seq(dsi, 0x8d, 0x7d); + mipi_dsi_dcs_write_seq(dsi, 0x8e, 0x7d); + mipi_dsi_dcs_write_seq(dsi, 0xff, 0x20); + mipi_dsi_dcs_write_seq(dsi, 0xfb, 0x01); + mipi_dsi_dcs_write_seq(dsi, 0xb0, 0x00, 0x00, 0x00, 0x17, 0x00, 0x49, 0x00, + 0x6a, 0x00, 0x89, 0x00, 0x9f, 0x00, 0xb6, 0x00, 0xc8); + mipi_dsi_dcs_write_seq(dsi, 0xb1, 0x00, 0xd9, 0x01, 0x10, 0x01, 0x3a, 0x01, + 0x7a, 0x01, 0xa9, 0x01, 0xf2, 0x02, 0x2d, 0x02, 0x2e); + mipi_dsi_dcs_write_seq(dsi, 0xb2, 0x02, 0x64, 0x02, 0xa3, 0x02, 0xca, 0x03, + 0x00, 0x03, 0x1e, 0x03, 0x4a, 0x03, 0x59, 0x03, 0x6a); + mipi_dsi_dcs_write_seq(dsi, 0xb3, 0x03, 0x7d, 0x03, 0x93, 0x03, 0xab, 0x03, + 0xc8, 0x03, 0xec, 0x03, 0xfe, 0x00, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0xb4, 0x00, 0x00, 0x00, 0x1b, 0x00, 0x51, 0x00, + 0x71, 0x00, 0x90, 0x00, 0xa7, 0x00, 0xbf, 0x00, 0xd1); + mipi_dsi_dcs_write_seq(dsi, 0xb5, 0x00, 0xe2, 0x01, 0x1a, 0x01, 0x43, 0x01, + 0x83, 0x01, 0xb2, 0x01, 0xfa, 0x02, 0x34, 0x02, 0x36); + mipi_dsi_dcs_write_seq(dsi, 0xb6, 0x02, 0x6b, 0x02, 0xa8, 0x02, 0xd0, 0x03, + 0x03, 0x03, 0x21, 0x03, 0x4d, 0x03, 0x5b, 0x03, 0x6b); + mipi_dsi_dcs_write_seq(dsi, 0xb7, 0x03, 0x7e, 0x03, 0x94, 0x03, 0xac, 0x03, + 0xc8, 0x03, 0xec, 0x03, 0xfe, 0x00, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0xb8, 0x00, 0x00, 0x00, 0x1b, 0x00, 0x51, 0x00, + 0x72, 0x00, 0x92, 0x00, 0xa8, 0x00, 0xbf, 0x00, 0xd1); + mipi_dsi_dcs_write_seq(dsi, 0xb9, 0x00, 0xe2, 0x01, 0x18, 0x01, 0x42, 0x01, + 0x81, 0x01, 0xaf, 0x01, 0xf5, 0x02, 0x2f, 0x02, 0x31); + mipi_dsi_dcs_write_seq(dsi, 0xba, 0x02, 0x68, 0x02, 0xa6, 0x02, 0xcd, 0x03, + 0x01, 0x03, 0x1f, 0x03, 0x4a, 0x03, 0x59, 0x03, 0x6a); + mipi_dsi_dcs_write_seq(dsi, 0xbb, 0x03, 0x7d, 0x03, 0x93, 0x03, 0xab, 0x03, + 0xc8, 0x03, 0xec, 0x03, 0xfe, 0x00, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0xff, 0x21); + mipi_dsi_dcs_write_seq(dsi, 0xfb, 0x01); + mipi_dsi_dcs_write_seq(dsi, 0xb0, 0x00, 0x00, 0x00, 0x17, 0x00, 0x49, 0x00, + 0x6a, 0x00, 0x89, 0x00, 0x9f, 0x00, 0xb6, 0x00, 0xc8); + mipi_dsi_dcs_write_seq(dsi, 0xb1, 0x00, 0xd9, 0x01, 0x10, 0x01, 0x3a, 0x01, + 0x7a, 0x01, 0xa9, 0x01, 0xf2, 0x02, 0x2d, 0x02, 0x2e); + mipi_dsi_dcs_write_seq(dsi, 0xb2, 0x02, 0x64, 0x02, 0xa3, 0x02, 0xca, 0x03, + 0x00, 0x03, 0x1e, 0x03, 0x4a, 0x03, 0x59, 0x03, 0x6a); + mipi_dsi_dcs_write_seq(dsi, 0xb3, 0x03, 0x7d, 0x03, 0x93, 0x03, 0xab, 0x03, + 0xc8, 0x03, 0xec, 0x03, 0xfe, 0x00, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0xb4, 0x00, 0x00, 0x00, 0x1b, 0x00, 0x51, 0x00, + 0x71, 0x00, 0x90, 0x00, 0xa7, 0x00, 0xbf, 0x00, 0xd1); + mipi_dsi_dcs_write_seq(dsi, 0xb5, 0x00, 0xe2, 0x01, 0x1a, 0x01, 0x43, 0x01, + 0x83, 0x01, 0xb2, 0x01, 0xfa, 0x02, 0x34, 0x02, 0x36); + mipi_dsi_dcs_write_seq(dsi, 0xb6, 0x02, 0x6b, 0x02, 0xa8, 0x02, 0xd0, 0x03, + 0x03, 0x03, 0x21, 0x03, 0x4d, 0x03, 0x5b, 0x03, 0x6b); + mipi_dsi_dcs_write_seq(dsi, 0xb7, 0x03, 0x7e, 0x03, 0x94, 0x03, 0xac, 0x03, + 0xc8, 0x03, 0xec, 0x03, 0xfe, 0x00, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0xb8, 0x00, 0x00, 0x00, 0x1b, 0x00, 0x51, 0x00, + 0x72, 0x00, 0x92, 0x00, 0xa8, 0x00, 0xbf, 0x00, 0xd1); + mipi_dsi_dcs_write_seq(dsi, 0xb9, 0x00, 0xe2, 0x01, 0x18, 0x01, 0x42, 0x01, + 0x81, 0x01, 0xaf, 0x01, 0xf5, 0x02, 0x2f, 0x02, 0x31); + mipi_dsi_dcs_write_seq(dsi, 0xba, 0x02, 0x68, 0x02, 0xa6, 0x02, 0xcd, 0x03, + 0x01, 0x03, 0x1f, 0x03, 0x4a, 0x03, 0x59, 0x03, 0x6a); + mipi_dsi_dcs_write_seq(dsi, 0xbb, 0x03, 0x7d, 0x03, 0x93, 0x03, 0xab, 0x03, + 0xc8, 0x03, 0xec, 0x03, 0xfe, 0x00, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0xff, 0x2c); + mipi_dsi_dcs_write_seq(dsi, 0xfb, 0x01); + mipi_dsi_dcs_write_seq(dsi, 0x61, 0x1f); + mipi_dsi_dcs_write_seq(dsi, 0x62, 0x1f); + mipi_dsi_dcs_write_seq(dsi, 0x7e, 0x03); + mipi_dsi_dcs_write_seq(dsi, 0x6a, 0x14); + mipi_dsi_dcs_write_seq(dsi, 0x6b, 0x36); + mipi_dsi_dcs_write_seq(dsi, 0x6c, 0x36); + mipi_dsi_dcs_write_seq(dsi, 0x6d, 0x36); + mipi_dsi_dcs_write_seq(dsi, 0x53, 0x04); + mipi_dsi_dcs_write_seq(dsi, 0x54, 0x04); + mipi_dsi_dcs_write_seq(dsi, 0x55, 0x04); + mipi_dsi_dcs_write_seq(dsi, 0x56, 0x0f); + mipi_dsi_dcs_write_seq(dsi, 0x58, 0x0f); + mipi_dsi_dcs_write_seq(dsi, 0x59, 0x0f); + mipi_dsi_dcs_write_seq(dsi, 0xff, 0xf0); + mipi_dsi_dcs_write_seq(dsi, 0xfb, 0x01); + mipi_dsi_dcs_write_seq(dsi, 0x5a, 0x00); + + mipi_dsi_dcs_write_seq(dsi, 0xff, 0x10); + mipi_dsi_dcs_write_seq(dsi, 0xfb, 0x01); + mipi_dsi_dcs_write_seq(dsi, 0x51, 0xff); + mipi_dsi_dcs_write_seq(dsi, 0x53, 0x24); + mipi_dsi_dcs_write_seq(dsi, 0x55, 0x01); + + return 0; +} + +static int nt36672e_power_on(struct nt36672e_panel *ctx) +{ + struct mipi_dsi_device *dsi = ctx->dsi; + int ret, i; + + for (i = 0; i < ARRAY_SIZE(ctx->supplies); i++) { + ret = regulator_set_load(ctx->supplies[i].consumer, + regulator_enable_loads[i]); + if (ret) { + dev_err(&dsi->dev, "regulator set load failed for supply %s: %d\n", + ctx->supplies[i].supply, ret); + return ret; + } + } + + ret = regulator_bulk_enable(ARRAY_SIZE(ctx->supplies), ctx->supplies); + if (ret < 0) { + dev_err(&dsi->dev, "regulator bulk enable failed: %d\n", ret); + return ret; + } + + /* + * Reset sequence of nt36672e panel requires the panel to be out of reset + * for 10ms, followed by being held in reset for 10ms and then out again. + */ + gpiod_set_value(ctx->reset_gpio, 1); + usleep_range(10000, 20000); + gpiod_set_value(ctx->reset_gpio, 0); + usleep_range(10000, 20000); + gpiod_set_value(ctx->reset_gpio, 1); + usleep_range(10000, 20000); + + return 0; +} + +static int nt36672e_power_off(struct nt36672e_panel *ctx) +{ + struct mipi_dsi_device *dsi = ctx->dsi; + int ret = 0; + int i; + + gpiod_set_value(ctx->reset_gpio, 0); + + for (i = 0; i < ARRAY_SIZE(ctx->supplies); i++) { + ret = regulator_set_load(ctx->supplies[i].consumer, + regulator_disable_loads[i]); + if (ret) { + dev_err(&dsi->dev, "regulator set load failed for supply %s: %d\n", + ctx->supplies[i].supply, ret); + return ret; + } + } + + ret = regulator_bulk_disable(ARRAY_SIZE(ctx->supplies), ctx->supplies); + if (ret) + dev_err(&dsi->dev, "regulator bulk disable failed: %d\n", ret); + + return ret; +} + +static int nt36672e_on(struct nt36672e_panel *ctx) +{ + struct mipi_dsi_device *dsi = ctx->dsi; + const struct panel_desc *desc = ctx->desc; + int ret = 0; + + dsi->mode_flags |= MIPI_DSI_MODE_LPM; + + if (desc->init_sequence) { + ret = desc->init_sequence(dsi); + if (ret < 0) { + dev_err(&dsi->dev, "panel init sequence failed: %d\n", ret); + return ret; + } + } + + ret = mipi_dsi_dcs_exit_sleep_mode(dsi); + if (ret < 0) { + dev_err(&dsi->dev, "Failed to exit sleep mode: %d\n", ret); + return ret; + } + msleep(120); + + ret = mipi_dsi_dcs_set_display_on(dsi); + if (ret < 0) { + dev_err(&dsi->dev, "Failed to set display on: %d\n", ret); + return ret; + } + msleep(100); + + return 0; +} + +static int nt36672e_off(struct nt36672e_panel *ctx) +{ + struct mipi_dsi_device *dsi = ctx->dsi; + int ret = 0; + + dsi->mode_flags &= ~MIPI_DSI_MODE_LPM; + + ret = mipi_dsi_dcs_set_display_off(dsi); + if (ret < 0) { + dev_err(&dsi->dev, "Failed to set display off: %d\n", ret); + return ret; + } + msleep(20); + + ret = mipi_dsi_dcs_enter_sleep_mode(dsi); + if (ret < 0) { + dev_err(&dsi->dev, "Failed to enter sleep mode: %d\n", ret); + return ret; + } + msleep(60); + + return 0; +} + +static int nt36672e_panel_prepare(struct drm_panel *panel) +{ + struct nt36672e_panel *ctx = to_nt36672e_panel(panel); + struct mipi_dsi_device *dsi = ctx->dsi; + int ret = 0; + + ret = nt36672e_power_on(ctx); + if (ret < 0) + return ret; + + ret = nt36672e_on(ctx); + if (ret < 0) { + dev_err(&dsi->dev, "Failed to initialize panel: %d\n", ret); + if (nt36672e_power_off(ctx)) + dev_err(&dsi->dev, "power off failed\n"); + return ret; + } + + return 0; +} + +static int nt36672e_panel_unprepare(struct drm_panel *panel) +{ + struct nt36672e_panel *ctx = to_nt36672e_panel(panel); + struct mipi_dsi_device *dsi = ctx->dsi; + int ret = 0; + + ret = nt36672e_off(ctx); + if (ret < 0) + dev_err(&dsi->dev, "Failed to un-initialize panel: %d\n", ret); + + ret = nt36672e_power_off(ctx); + if (ret < 0) + dev_err(&dsi->dev, "power off failed: %d\n", ret); + + return 0; +} + +static const struct drm_display_mode nt36672e_1080x2408_60hz = { + .name = "1080x2408", + .clock = 181690, + .hdisplay = 1080, + .hsync_start = 1080 + 76, + .hsync_end = 1080 + 76 + 12, + .htotal = 1080 + 76 + 12 + 56, + .vdisplay = 2408, + .vsync_start = 2408 + 46, + .vsync_end = 2408 + 46 + 10, + .vtotal = 2408 + 46 + 10 + 10, + .flags = 0, +}; + +static const struct panel_desc nt36672e_panel_desc = { + .display_mode = &nt36672e_1080x2408_60hz, + .width_mm = 74, + .height_mm = 131, + .mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_LPM | MIPI_DSI_CLOCK_NON_CONTINUOUS, + .format = MIPI_DSI_FMT_RGB888, + .lanes = 4, + .panel_name = "nt36672e fhd plus panel", + .init_sequence = nt36672e_1080x2408_60hz_init, +}; + +static int nt36672e_panel_get_modes(struct drm_panel *panel, struct drm_connector *connector) +{ + struct nt36672e_panel *ctx = to_nt36672e_panel(panel); + struct drm_display_mode *mode; + + mode = drm_mode_duplicate(connector->dev, ctx->desc->display_mode); + if (!mode) + return -ENOMEM; + + drm_mode_set_name(mode); + + mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED; + connector->display_info.width_mm = ctx->desc->width_mm; + connector->display_info.height_mm = ctx->desc->height_mm; + drm_mode_probed_add(connector, mode); + + return 1; +} + +static const struct drm_panel_funcs nt36672e_drm_funcs = { + .prepare = nt36672e_panel_prepare, + .unprepare = nt36672e_panel_unprepare, + .get_modes = nt36672e_panel_get_modes, +}; + +static int nt36672e_panel_probe(struct mipi_dsi_device *dsi) +{ + struct device *dev = &dsi->dev; + struct nt36672e_panel *ctx; + int i, ret = 0; + + ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); + if (!ctx) + return -ENOMEM; + + ctx->desc = of_device_get_match_data(dev); + if (!ctx->desc) { + dev_err(dev, "missing device configuration\n"); + return -ENODEV; + } + + for (i = 0; i < ARRAY_SIZE(ctx->supplies); i++) + ctx->supplies[i].supply = regulator_names[i]; + + ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(ctx->supplies), + ctx->supplies); + if (ret < 0) + return ret; + + ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW); + if (IS_ERR(ctx->reset_gpio)) + return dev_err_probe(dev, PTR_ERR(ctx->reset_gpio), "Failed to get reset-gpios\n"); + + ctx->dsi = dsi; + mipi_dsi_set_drvdata(dsi, ctx); + + dsi->lanes = ctx->desc->lanes; + dsi->format = ctx->desc->format; + dsi->mode_flags = ctx->desc->mode_flags; + + drm_panel_init(&ctx->panel, dev, &nt36672e_drm_funcs, DRM_MODE_CONNECTOR_DSI); + + ret = drm_panel_of_backlight(&ctx->panel); + if (ret) + return dev_err_probe(dev, ret, "Failed to get backlight\n"); + + ctx->panel.prepare_prev_first = true; + + drm_panel_add(&ctx->panel); + + ret = mipi_dsi_attach(dsi); + if (ret < 0) { + dev_err(dev, "Failed to attach to DSI host: %d\n", ret); + goto err_dsi_attach; + } + + return 0; + +err_dsi_attach: + drm_panel_remove(&ctx->panel); + return ret; +} + +static void nt36672e_panel_remove(struct mipi_dsi_device *dsi) +{ + struct nt36672e_panel *ctx = mipi_dsi_get_drvdata(dsi); + + mipi_dsi_detach(ctx->dsi); + mipi_dsi_device_unregister(ctx->dsi); + + drm_panel_remove(&ctx->panel); +} + +static const struct of_device_id nt36672e_of_match[] = { + { + .compatible = "novatek,nt36672e", + .data = &nt36672e_panel_desc, + }, + { } +}; +MODULE_DEVICE_TABLE(of, nt36672e_of_match); + +static struct mipi_dsi_driver nt36672e_panel_driver = { + .driver = { + .name = "panel-novatek-nt36672e", + .of_match_table = nt36672e_of_match, + }, + .probe = nt36672e_panel_probe, + .remove = nt36672e_panel_remove, +}; +module_mipi_dsi_driver(nt36672e_panel_driver); + +MODULE_AUTHOR("Ritesh Kumar <quic_riteshk@quicinc.com>"); +MODULE_DESCRIPTION("Novatek NT36672E DSI Panel Driver"); +MODULE_LICENSE("GPL"); |