設置MX8MP LVDS clock - Revision history

Jems.cheng at 08:05, 5 June 2025

2025-06-05T08:05:13Z

2025-06-05T07:53:48Z

2025-06-04T07:31:13Z

2023-12-21T07:53:29Z

2023-11-01T01:39:42Z

‎Check the LVDS output clock:

2023-11-01T01:36:55Z

2023-11-01T01:36:37Z

‎Check the LVDS output clock:

2023-11-01T01:26:35Z

2023-11-01T01:26:09Z

2023-11-01T01:21:15Z

‎Rebuild kernel image and dtb file.

@@ Line 6: / Line 6: @@
 Fin is 24 MHz and Fout is LVDS clock MHz x 7, then calculate m,
-{| style="width: 285px;"
+{| style="width: 388px;"
 |-
 | style="width: 81px;" |
@@ Line 23: / Line 23: @@
+k
-| style="width: 74px;" |
+| style="width: 81px;" |
 LVDS clock
 |-
 | style="width: 81px;" |
@@ Line 42: / Line 43: @@
-| style="width: 74px;" |
+| style="width: 81px;" |
 40000000
 |-
 | style="width: 81px;" |
@@ Line 61: / Line 63: @@
-| style="width: 74px;" |
+| style="width: 81px;" |
 33000000
 |-
 | style="width: 81px;" |
@@ Line 80: / Line 83: @@
-| style="width: 74px;" |
+| style="width: 81px;" |
 27000000
 |-
 | style="width: 81px;" |
@@ Line 99: / Line 103: @@
-| style="width: 74px;" |
+| style="width: 81px;" |
 24964286
 |-
 | style="width: 81px;" | 171000000
@@ Line 108: / Line 113: @@
 | style="width: 24px;" | 2
 | style="width: 19px;" | 0
-| style="width: 74px;" | 24428571
+| style="width: 81px;" | 24428571
 |-
 | style="width: 81px;" |
@@ Line 125: / Line 131: @@
-| style="width: 74px;" |
+| style="width: 81px;" |
 30000000
 |-
 | style="width: 81px;" | 453000000
@@ Line 134: / Line 141: @@
 | style="width: 24px;" | 2
 | style="width: 19px;" | 0
-| style="width: 74px;" | 64700000
+| style="width: 81px;" | 64700000
 |-
 | style="width: 81px;" | 357000000
@@ Line 141: / Line 149: @@
 | style="width: 24px;" | 2
 | style="width: 19px;" | 0
-| style="width: 74px;" | 51000000
+| style="width: 81px;" | 51000000
 |}

@@ Line 135: / Line 135: @@
 | style="width: 19px;" | 0
 | style="width: 74px;" | 64700000
 |}

@@ Line 102: / Line 102: @@
 24964286
 |-
 | style="width: 81px;" |
@@ Line 122: / Line 129: @@
 |}
 = [[Comment_out_LVDS_clock_fix_at_74.25MHz,|Comment out LVDS clock fix at 74.25MHz,]] =
@@ Line 251: / Line 260: @@
 &nbsp;
 = [[Rebuild_kernel_image_and_dtb_file.|Rebuild kernel image and dtb file.]] =
@@ Line 376: / Line 386: @@
 "arch/arm64/boot/dts/freescale/imx8mp-rom5722-a1-lvds0-auo.dts" 48L, 813C&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
+&nbsp;
 = Check the LVDS output clock: =

@@ Line 375: / Line 375: @@
 "arch/arm64/boot/dts/freescale/imx8mp-rom5722-a1-lvds0-auo.dts" 48L, 813C&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
@@ Line 382: / Line 383: @@
 = Check the LVDS output clock: =
-# cat /sys/kernel/debug/clk/clk_summary | grep -C 5 video
+cat /sys/kernel/debug/clk/clk_summary | grep -C 5 video
 [[File:LVDS CLK.png|RTENOTITLE]]
 &nbsp;

← Older revision		Revision as of 01:36, 1 November 2023
Line 375:		Line 375:

	"arch/arm64/boot/dts/freescale/imx8mp-rom5722-a1-lvds0-auo.dts" 48L, 813C		"arch/arm64/boot/dts/freescale/imx8mp-rom5722-a1-lvds0-auo.dts" 48L, 813C
		+

@@ Line 377: / Line 377: @@
-# cat /sys/kernel/debug/clk/clk_summary | grep -C 5 video
+= Check the LVDS output clock: =
-[[File:LVDS CLK.png]]
+#cat /sys/kernel/debug/clk/clk_summary | grep -C 5 video
 &nbsp;

← Older revision		Revision as of 01:26, 1 November 2023
Line 375:		Line 375:

	"arch/arm64/boot/dts/freescale/imx8mp-rom5722-a1-lvds0-auo.dts" 48L, 813C		"arch/arm64/boot/dts/freescale/imx8mp-rom5722-a1-lvds0-auo.dts" 48L, 813C
		+

	= Check the LVDS clock: =		= Check the LVDS clock: =
		+
		+	# cat /sys/kernel/debug/clk/clk_summary \| grep -C 5 video
		+
		+	[[File:LVDS CLK.png]]
		+
		+