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drivers: mipi_dsi: Add dummy driver for vnd,mipi-dsi

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Add dummy driver for "vnd,mipi-dsi" to use in build_all tests.

Signed-off-by: TOKITA Hiroshi <tokita.hiroshi@gmail.com>
This commit is contained in:
TOKITA Hiroshi
2024-09-27 20:29:42 +09:00
committed by Fabio Baltieri
parent e8c4867806
commit ef3847c3d8
5 changed files with 75 additions and 0 deletions
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1
drivers/mipi_dsi/CMakeLists.txt
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@@ -2,3 +2,4 @@ zephyr_sources_ifdef(CONFIG_MIPI_DSI mipi_dsi.c)
zephyr_sources_ifdef(CONFIG_MIPI_DSI_MCUX dsi_mcux.c)
zephyr_sources_ifdef(CONFIG_MIPI_DSI_MCUX_2L dsi_mcux_2l.c)
zephyr_sources_ifdef(CONFIG_MIPI_DSI_STM32 dsi_stm32.c)
zephyr_sources_ifdef(CONFIG_MIPI_DSI_TEST dsi_test.c)

1
drivers/mipi_dsi/Kconfig
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@@ -23,5 +23,6 @@ config MIPI_DSI_INIT_PRIORITY
source "drivers/mipi_dsi/Kconfig.mcux"
source "drivers/mipi_dsi/Kconfig.stm32"
source "drivers/mipi_dsi/Kconfig.test"
endif

6
drivers/mipi_dsi/Kconfig.test Normal file
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@@ -0,0 +1,6 @@
# Copyright (c) 2024 TOKITA Hiroshi
# SPDX-License-Identifier: Apache-2.0
config MIPI_DSI_TEST
def_bool DT_HAS_VND_MIPI_DSI_ENABLED
depends on DT_HAS_VND_MIPI_DSI_ENABLED

56
drivers/mipi_dsi/dsi_test.c Normal file
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@@ -0,0 +1,56 @@
/*
* Copyright (c) 2024 TOKITA Hiroshi
*
* SPDX-License-Identifier: Apache-2.0
*/
/*
* This is not a real mipi-dsi driver. It is used to instantiate struct
* devices for the "vnd,mipi-dsi" devicetree compatible used in test code.
*/
#include <zephyr/drivers/mipi_dsi.h>
#define DT_DRV_COMPAT vnd_mipi_dsi
static int vnd_mipi_dsi_attach(const struct device *dev, uint8_t channel,
const struct mipi_dsi_device *mdev)
{
ARG_UNUSED(dev);
ARG_UNUSED(channel);
ARG_UNUSED(mdev);
return -ENOTSUP;
}
static ssize_t vnd_mipi_dsi_transfer(const struct device *dev, uint8_t channel,
struct mipi_dsi_msg *msg)
{
ARG_UNUSED(dev);
ARG_UNUSED(channel);
ARG_UNUSED(msg);
return -1;
}
static int vnd_mipi_dsi_detach(const struct device *dev, uint8_t channel,
const struct mipi_dsi_device *mdev)
{
ARG_UNUSED(dev);
ARG_UNUSED(channel);
ARG_UNUSED(mdev);
return -ENOTSUP;
}
static struct mipi_dsi_driver_api vnd_mipi_dsi_api = {
.attach = vnd_mipi_dsi_attach,
.transfer = vnd_mipi_dsi_transfer,
.detach = vnd_mipi_dsi_detach,
};
#define VND_MIPI_DSI_INIT(n) \
DEVICE_DT_INST_DEFINE(n, NULL, NULL, NULL, NULL, POST_KERNEL, \
CONFIG_MIPI_DSI_INIT_PRIORITY, &vnd_mipi_dsi_api);
DT_INST_FOREACH_STATUS_OKAY(VND_MIPI_DSI_INIT)

11
dts/bindings/test/vnd,mipi-dsi.yaml Normal file
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@@ -0,0 +1,11 @@
#
# Copyright (c) 2024 TOKITA Hiroshi
#
# SPDX-License-Identifier: Apache-2.0
#
description: Test MIPI DSI host
compatible: "vnd,mipi-dsi"
include: [mipi-dsi-host.yaml]