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imx: imx8ulp_evk: call the handshake with M33

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If M33 handshake is successful, TPM and DSI panel MUX setting is
done by M33, no need to set them.
If handshake is failed or M33 is not booted, continue the TPM
and DSI panel MUX setting

Reviewed-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Ye Li <ye.li@nxp.com>
Signed-off-by: Biwen Li <biwen.li@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
This commit is contained in:
Ye Li 2022-04-06 14:30:23 +08:00 committed by Stefano Babic
parent 34385a20f3
commit 7b68357130
1 changed files with 9 additions and 1 deletions
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10
board/freescale/imx8ulp_evk/imx8ulp_evk.c
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@ -101,10 +101,18 @@ void mipi_dsi_panel_backlight(void)
int board_init(void)
{
int sync = -ENODEV;
if (IS_ENABLED(CONFIG_FEC_MXC))
setup_fec();
if (IS_ENABLED(CONFIG_DM_VIDEO)) {
if (m33_image_booted()) {
sync = m33_image_handshake(1000);
printf("M33 Sync: %s\n", sync ? "Timeout" : "OK");
}
/* When sync with M33 is failed, use local driver to set for video */
if (sync != 0 && IS_ENABLED(CONFIG_DM_VIDEO)) {
mipi_dsi_mux_panel();
mipi_dsi_panel_backlight();
}