23f965a4c6
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>
59 lines
1.4 KiB
C
59 lines
1.4 KiB
C
// SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
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/*
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* Copyright (C) 2019 STMicroelectronics - All Rights Reserved
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* Author(s): Yannick Fertre <yannick.fertre@st.com> for STMicroelectronics.
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*/
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#include <common.h>
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#include <dm.h>
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#include <dsi_host.h>
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#include <asm/state.h>
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#include <asm/test.h>
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#include <dm/test.h>
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#include <test/ut.h>
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static int dm_test_dsi_host_phy_init(void *priv_data)
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{
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return 0;
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}
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static void dm_test_dsi_host_phy_post_set_mode(void *priv_data,
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unsigned long mode_flags)
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{
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}
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static int dm_test_dsi_host_phy_get_lane_mbps(void *priv_data,
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struct display_timing *timings,
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u32 lanes,
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u32 format,
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unsigned int *lane_mbps)
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{
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return 0;
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}
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static const struct mipi_dsi_phy_ops dm_test_dsi_host_phy_ops = {
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.init = dm_test_dsi_host_phy_init,
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.get_lane_mbps = dm_test_dsi_host_phy_get_lane_mbps,
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.post_set_mode = dm_test_dsi_host_phy_post_set_mode,
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};
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/* Test that dsi_host driver functions are called */
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static int dm_test_dsi_host(struct unit_test_state *uts)
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{
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struct udevice *dev;
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struct mipi_dsi_device device;
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struct display_timing timings;
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unsigned int max_data_lanes = 4;
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ut_assertok(uclass_first_device_err(UCLASS_DSI_HOST, &dev));
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ut_assertok(dsi_host_init(dev, &device, &timings, max_data_lanes,
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&dm_test_dsi_host_phy_ops));
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ut_assertok(dsi_host_enable(dev));
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return 0;
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}
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DM_TEST(dm_test_dsi_host, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
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