Mirrors/u-boot
2
0
Fork 0
mirror of https://github.com/AsahiLinux/u-boot synced 2025-02-26 12:27:12 +00:00
Code Issues Projects Releases Packages Wiki Activity

test: dm: test-fdt: Add decode_panel_timing test

Browse source 
To test decode_panel_timing add a panel-timings node
and a DM test for decode panel timingd by matching
the panel timing node parameters.

Signed-off-by: Nikhil M Jain <n-jain1@ti.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Nikhil M Jain 2023-01-31 15:35:15 +05:30 • committed by Anatolij Gustschin
parent 0347cc7732
commit 2f3d6a4230
2 changed files with 54 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

18
arch/sandbox/dts/test.dts
View file

@ -342,6 +342,24 @@
vsync-len = <13>; vsync-len = <13>;
}; };
}; };
panel-timings {
clock-frequency = <6500000>;
hactive = <240>;
vactive = <320>;
hfront-porch = <6>;
hback-porch = <7>;
hsync-len = <1>;
vback-porch = <5>;
vfront-porch = <8>;
vsync-len = <2>;
hsync-active = <1>;
vsync-active = <0>;
de-active = <1>;
pixelclk-active = <1>;
interlaced;
doublescan;
doubleclk;
};
}; };
junk { junk {

36
test/dm/test-fdt.c
View file

@ -12,6 +12,7 @@
#include <asm/global_data.h> #include <asm/global_data.h>
#include <asm/io.h> #include <asm/io.h>
#include <dm/test.h> #include <dm/test.h>
#include <dm/read.h>
#include <dm/root.h> #include <dm/root.h>
#include <dm/device-internal.h> #include <dm/device-internal.h>
#include <dm/devres.h> #include <dm/devres.h>
@ -1157,6 +1158,41 @@ static int dm_test_decode_display_timing(struct unit_test_state *uts)
} }
DM_TEST(dm_test_decode_display_timing, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT); DM_TEST(dm_test_decode_display_timing, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
/* Test dev_decode_panel_timing() */
static int dm_test_decode_panel_timing(struct unit_test_state *uts)
{
struct udevice *dev;
struct display_timing timing;
ut_assertok(uclass_first_device_err(UCLASS_TEST_FDT, &dev));
ut_asserteq_str("a-test", dev->name);
ut_assertok(dev_decode_panel_timing(dev, &timing));
ut_assert(timing.hactive.typ == 240);
ut_assert(timing.hback_porch.typ == 7);
ut_assert(timing.hfront_porch.typ == 6);
ut_assert(timing.hsync_len.typ == 1);
ut_assert(timing.vactive.typ == 320);
ut_assert(timing.vback_porch.typ == 5);
ut_assert(timing.vfront_porch.typ == 8);
ut_assert(timing.vsync_len.typ == 2);
ut_assert(timing.pixelclock.typ == 6500000);
ut_assert(timing.flags & DISPLAY_FLAGS_HSYNC_HIGH);
ut_assert(!(timing.flags & DISPLAY_FLAGS_HSYNC_LOW));
ut_assert(!(timing.flags & DISPLAY_FLAGS_VSYNC_HIGH));
ut_assert(timing.flags & DISPLAY_FLAGS_VSYNC_LOW);
ut_assert(timing.flags & DISPLAY_FLAGS_DE_HIGH);
ut_assert(!(timing.flags & DISPLAY_FLAGS_DE_LOW));
ut_assert(timing.flags & DISPLAY_FLAGS_PIXDATA_POSEDGE);
ut_assert(!(timing.flags & DISPLAY_FLAGS_PIXDATA_NEGEDGE));
ut_assert(timing.flags & DISPLAY_FLAGS_INTERLACED);
ut_assert(timing.flags & DISPLAY_FLAGS_DOUBLESCAN);
ut_assert(timing.flags & DISPLAY_FLAGS_DOUBLECLK);
return 0;
}
DM_TEST(dm_test_decode_panel_timing, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
/* Test read_resourcee() */ /* Test read_resourcee() */
static int dm_test_read_resource(struct unit_test_state *uts) static int dm_test_read_resource(struct unit_test_state *uts)
{ {