[PATCH 1/3] arch/arm/boards/avnet-zedboard/zedboard.zynqcfg: removed everything but stop instruction to fix barebox boot

Gwenhael Goavec-Merou gwenj at trabucayre.com
Sun Jul 6 22:53:29 PDT 2025


From: Gwenhael Goavec-Merou <gwenhael.goavec-merou at trabucayre.com>

As mentionned in [1,2] sequence present in arch/arm/boards/avnet-zedboard/zedboard.zynqcfg
causes boot failure without any messages.

This patch removes all instructions but the last one allowing to have
access to the barebox prompt

[1] https://lore.barebox.org/barebox/VI1PR02MB4429606E3B06D0F53D2B4175AB4DA@VI1PR02MB4429.eurprd02.prod.outlook.com/T/#m5fa4fe7832215a7e8160ef6fbd3d122dd58b0a92
[2] https://lore.barebox.org/barebox/VI1PR02MB4429606E3B06D0F53D2B4175AB4DA@VI1PR02MB4429.eurprd02.prod.outlook.com/T/#m5fa4fe7832215a7e8160ef6fbd3d122dd58b0a92

Signed-off-by: Gwenhael Goavec-Merou <gwenhael.goavec-merou at trabucayre.com>
---
 .../boards/avnet-zedboard/zedboard.zynqcfg    | 20 -------------------
 1 file changed, 20 deletions(-)

diff --git a/arch/arm/boards/avnet-zedboard/zedboard.zynqcfg b/arch/arm/boards/avnet-zedboard/zedboard.zynqcfg
index c6a96aec7b..8e68bbf618 100644
--- a/arch/arm/boards/avnet-zedboard/zedboard.zynqcfg
+++ b/arch/arm/boards/avnet-zedboard/zedboard.zynqcfg
@@ -1,24 +1,4 @@
 #include <zynq/zynq7000-header-regs.h>
 
-wm 32 ZYNQ_SLCR_UNLOCK		0x0000DF0D
-wm 32 ZYNQ_CLK_621_TRUE		0x00000001
-wm 32 ZYNQ_APER_CLK_CTRL	0x01FC044D
-
-wm 32 ZYNQ_ARM_PLL_CTRL		0x00028008
-wm 32 ZYNQ_ARM_PLL_CFG		0x000FA220
-wm 32 ZYNQ_ARM_PLL_CTRL		0x00028010
-wm 32 ZYNQ_ARM_PLL_CTRL		0x00028011
-wm 32 ZYNQ_ARM_PLL_CTRL		0x00028010
-wm 32 ZYNQ_ARM_PLL_CTRL		0x00028000
-
-wm 32 ZYNQ_IO_PLL_CTRL		0x0001E008
-wm 32 ZYNQ_IO_PLL_CFG		0x001452C0
-wm 32 ZYNQ_IO_PLL_CTRL		0x0001E010
-wm 32 ZYNQ_IO_PLL_CTRL		0x0001E011
-wm 32 ZYNQ_IO_PLL_CTRL		0x0001E010
-wm 32 ZYNQ_IO_PLL_CTRL		0x0001E000
-
-wm 32 ZYNQ_SDIO_CLK_CTRL	0x00000a03
-
 /* stop */
 wm 32 0xFFFFFFFF			0x00000000
-- 
2.47.2




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