st7735r.c (cbecf716ca618fd44feda6bd9a64a8179d031fc5) st7735r.c (820c1707177c6fe96beed7f8cc842a683afbf890)
1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * DRM driver for display panels connected to a Sitronix ST7715R or ST7735R
4 * display controller in SPI mode.
5 *
6 * Copyright 2017 David Lechner <david@lechnology.com>
7 * Copyright (C) 2019 Glider bvba
8 */

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14#include <linux/module.h>
15#include <linux/property.h>
16#include <linux/spi/spi.h>
17#include <video/mipi_display.h>
18
19#include <drm/drm_atomic_helper.h>
20#include <drm/drm_drv.h>
21#include <drm/drm_fb_helper.h>
1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * DRM driver for display panels connected to a Sitronix ST7715R or ST7735R
4 * display controller in SPI mode.
5 *
6 * Copyright 2017 David Lechner <david@lechnology.com>
7 * Copyright (C) 2019 Glider bvba
8 */

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14#include <linux/module.h>
15#include <linux/property.h>
16#include <linux/spi/spi.h>
17#include <video/mipi_display.h>
18
19#include <drm/drm_atomic_helper.h>
20#include <drm/drm_drv.h>
21#include <drm/drm_fb_helper.h>
22#include <drm/drm_gem_atomic_helper.h>
22#include <drm/drm_gem_cma_helper.h>
23#include <drm/drm_gem_cma_helper.h>
23#include <drm/drm_gem_framebuffer_helper.h>
24#include <drm/drm_managed.h>
25#include <drm/drm_mipi_dbi.h>
26
27#define ST7735R_FRMCTR1 0xb1
28#define ST7735R_FRMCTR2 0xb2
29#define ST7735R_FRMCTR3 0xb3
30#define ST7735R_INVCTR 0xb4
31#define ST7735R_PWCTR1 0xc0

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131out_exit:
132 drm_dev_exit(idx);
133}
134
135static const struct drm_simple_display_pipe_funcs st7735r_pipe_funcs = {
136 .enable = st7735r_pipe_enable,
137 .disable = mipi_dbi_pipe_disable,
138 .update = mipi_dbi_pipe_update,
24#include <drm/drm_managed.h>
25#include <drm/drm_mipi_dbi.h>
26
27#define ST7735R_FRMCTR1 0xb1
28#define ST7735R_FRMCTR2 0xb2
29#define ST7735R_FRMCTR3 0xb3
30#define ST7735R_INVCTR 0xb4
31#define ST7735R_PWCTR1 0xc0

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131out_exit:
132 drm_dev_exit(idx);
133}
134
135static const struct drm_simple_display_pipe_funcs st7735r_pipe_funcs = {
136 .enable = st7735r_pipe_enable,
137 .disable = mipi_dbi_pipe_disable,
138 .update = mipi_dbi_pipe_update,
139 .prepare_fb = drm_gem_fb_simple_display_pipe_prepare_fb,
139 .prepare_fb = drm_gem_simple_display_pipe_prepare_fb,
140};
141
142static const struct st7735r_cfg jd_t18003_t01_cfg = {
143 .mode = { DRM_SIMPLE_MODE(128, 160, 28, 35) },
144 /* Cannot read from Adafruit 1.8" display via SPI */
145 .write_only = true,
146};
147

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141
142static const struct st7735r_cfg jd_t18003_t01_cfg = {
143 .mode = { DRM_SIMPLE_MODE(128, 160, 28, 35) },
144 /* Cannot read from Adafruit 1.8" display via SPI */
145 .write_only = true,
146};
147

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