From c1345d6d707bc45c5e6ed507544111300879c610 Mon Sep 17 00:00:00 2001 From: Bo-Chen Chen Date: Thu, 29 Sep 2022 17:32:02 +0800 Subject: mb/google/geralt: Configure firmware display for eDP panel Add eDP panel power-on sequences and initialize the display in the ramstage. eDP panel in MT8188 EVB: "IVO R140NWF5 RH". Panel spec name: R140NWF5 RH Product Specification Firmware display eDP panel logs: configure_display: Starting display initialization SINK DPCD version: 0x11 SINK SUPPORT SSC! Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: 26 cf 7d 05 00 00 00 00 00 1e version: 01 04 basic params: 95 1f 11 78 0a chroma info: 76 90 94 55 54 90 27 21 50 54 established: 00 00 00 standard: 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 descriptor 1: 38 36 80 a0 70 38 20 40 18 30 3c 00 35 ae 10 00 00 19 descriptor 2: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 descriptor 3: 00 00 00 fe 00 49 6e 66 6f 56 69 73 69 6f 6e 0a 20 20 descriptor 4: 00 00 00 fe 00 52 31 34 30 4e 57 46 35 20 52 48 20 0a extensions: 00 checksum: fb Manufacturer: IVO Model 57d Serial Number 0 Made week 0 of 2020 EDID version: 1.4 BUG=b:244208960 TEST=see firmware display using eDP panel in MT8188 EVB. Signed-off-by: Bo-Chen Chen Change-Id: I67e0699c976c6f85e69d40d77154420c983b715e Reviewed-on: https://review.coreboot.org/c/coreboot/+/68490 Reviewed-by: Yidi Lin Tested-by: build bot (Jenkins) Reviewed-by: Yu-Ping Wu --- src/mainboard/google/geralt/mainboard.c | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'src/mainboard/google/geralt/mainboard.c') diff --git a/src/mainboard/google/geralt/mainboard.c b/src/mainboard/google/geralt/mainboard.c index ddcb1bb000..b2367b6685 100644 --- a/src/mainboard/google/geralt/mainboard.c +++ b/src/mainboard/google/geralt/mainboard.c @@ -1,14 +1,23 @@ /* SPDX-License-Identifier: GPL-2.0-only */ +#include #include #include #include #include +#include "display.h" #include "gpio.h" static void mainboard_init(struct device *dev) { + if (display_init_required()) { + if (configure_display() < 0) + printk(BIOS_ERR, "%s: Failed to init display\n", __func__); + } else { + printk(BIOS_INFO, "%s: Skipped display initialization\n", __func__); + } + mtk_msdc_configure_emmc(true); mtk_msdc_configure_sdcard(); setup_usb_host(); -- cgit v1.2.3