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ODROID-C5: Enable EDID extension block to make HDMI from DVI

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Signed-off-by: nealilia <neal.kim@hardkernel.com>
Change-Id: I90df4eb5534e663fd8f799ce30466205043a6d6e
This commit is contained in:
nealilia
2025-06-17 12:16:33 +09:00
committed by Dongjin Kim
parent d475c93633
commit 62ac75d97b
1 changed files with 2 additions and 21 deletions
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23
drivers/gpu/drm/bridge/lt8619c-qc4011.c
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@@ -22,29 +22,9 @@
#include <drm/drm_panel.h>
#if 1
#include <drm/drm_atomic_helper.h>
#include <drm/drm_crtc_helper.h>
#include <drm/drm_bridge.h>
//- #include <drm/drm_dp_helper.h>
//- #include <drm/drm_mipi_dsi.h>
//- #include <drm/drm_of.h>
//- #include <drm/drm_panel.h>
//- #include <drm/drm_probe_helper.h>
#define __need___va_list
#else
#include "drm_crtc.h"
#include "drm_crtc_helper.h"
#include "drm_atomic_helper.h"
#include "drm_edid.h"
#include "drmP.h"
#endif
#include "lt8619c.h"
@@ -75,7 +55,7 @@ uint8_t onchip_edid[256] = {
0x3d, 0x2f, 0x31, 0x07, 0x00, 0x0a, 0x20, 0x20,
0x20, 0x20, 0x20, 0x20, 0x00, 0x00, 0x00, 0xfc,
0x00, 0x48, 0x4b, 0x5f, 0x56, 0x55, 0x37, 0x43,
0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x00, 0x6a,
0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x01, 0x6a,
0x02, 0x03, 0x12, 0xf1, 0x23, 0x09, 0x07, 0x07,
0x83, 0x01, 0x00, 0x00, 0x65, 0x03, 0x0c, 0x00,
@@ -365,6 +345,7 @@ static void lt8619c_poweron(void)
/* calculate timing & set edid */
lt8619c_edid_calc(onchip_edid + 0x36, &lcd_timing);
onchip_edid[127] = lt8619c_edid_checksum(0, &onchip_edid[0]);
onchip_edid[255] = lt8619c_edid_checksum(1, &onchip_edid[0]);
lt8619c_set_edid(onchip_edid);
mdelay(100);