Mirrors/u-boot
1
0
Fork 0
mirror of https://source.denx.de/u-boot/u-boot.git synced 2026-06-13 15:03:58 +03:00
Code Issues Packages Projects Releases Wiki Activity

dm: Add a dsi host uclass

Browse Source 
Display Serial Interface (DSI) host can usefully be modelled
as their own uclass.
DSI defines a serial bus and a communication protocol
between the host and the device (panel, bridge).

Signed-off-by: Yannick Fertré <yannick.fertre@st.com>
This commit is contained in:
Yannick Fertré
2019-10-07 15:29:05 +02:00
committed by Anatolij Gustschin
parent 66c3724656
commit 23f965a4c6
11 changed files with 285 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
test/dm/Makefile
View File

@@ -18,6 +18,7 @@ obj-$(CONFIG_BLK) += blk.o
obj-$(CONFIG_BOARD) += board.o
obj-$(CONFIG_DM_BOOTCOUNT) += bootcount.o
obj-$(CONFIG_CLK) += clk.o clk_ccf.o
obj-$(CONFIG_VIDEO_MIPI_DSI) += dsi_host.o
obj-$(CONFIG_DM_ETH) += eth.o
obj-$(CONFIG_FIRMWARE) += firmware.o
obj-$(CONFIG_DM_GPIO) += gpio.o

58
test/dm/dsi_host.c Normal file
View File

@@ -0,0 +1,58 @@
// SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
/*
* Copyright (C) 2019 STMicroelectronics - All Rights Reserved
* Author(s): Yannick Fertre <yannick.fertre@st.com> for STMicroelectronics.
*/
#include <common.h>
#include <dm.h>
#include <dsi_host.h>
#include <asm/state.h>
#include <asm/test.h>
#include <dm/test.h>
#include <test/ut.h>
static int dm_test_dsi_host_phy_init(void *priv_data)
{
return 0;
}
static void dm_test_dsi_host_phy_post_set_mode(void *priv_data,
unsigned long mode_flags)
{
}
static int dm_test_dsi_host_phy_get_lane_mbps(void *priv_data,
struct display_timing *timings,
u32 lanes,
u32 format,
unsigned int *lane_mbps)
{
return 0;
}
static const struct mipi_dsi_phy_ops dm_test_dsi_host_phy_ops = {
.init = dm_test_dsi_host_phy_init,
.get_lane_mbps = dm_test_dsi_host_phy_get_lane_mbps,
.post_set_mode = dm_test_dsi_host_phy_post_set_mode,
};
/* Test that dsi_host driver functions are called */
static int dm_test_dsi_host(struct unit_test_state *uts)
{
struct udevice *dev;
struct mipi_dsi_device device;
struct display_timing timings;
unsigned int max_data_lanes = 4;
ut_assertok(uclass_first_device_err(UCLASS_DSI_HOST, &dev));
ut_assertok(dsi_host_init(dev, &device, &timings, max_data_lanes,
&dm_test_dsi_host_phy_ops));
ut_assertok(dsi_host_enable(dev));
return 0;
}
DM_TEST(dm_test_dsi_host, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);