* [PATCH v1] configs: microchip_mpfs_icicle: disable DEBUG_UART
@ 2025-07-07 12:51 Conor Dooley
2025-07-16 8:40 ` Leo Liang
0 siblings, 1 reply; 2+ messages in thread
From: Conor Dooley @ 2025-07-07 12:51 UTC (permalink / raw)
To: u-boot; +Cc: conor, Conor Dooley, Cyril Jean, Tom Rini, Leo Yu-Chi Liang
From: Conor Dooley <conor.dooley@microchip.com>
By default DEBUG_UART uses the SBI DBCN extension on S-Mode RISC-V
platforms, but the Icicle Kit's firmware doesn't support it. Since
DEBUG_UART is getting turned on automagically and this is somewhat
misleading, disable it in the Icicle kit's defconfig.
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
---
CC: Conor Dooley <conor.dooley@microchip.com>
CC: Cyril Jean <cyril.jean@microchip.com>
CC: Tom Rini <trini@konsulko.com>
CC: Leo Yu-Chi Liang <ycliang@andestech.com>
CC: u-boot@lists.denx.de
---
configs/microchip_mpfs_icicle_defconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/configs/microchip_mpfs_icicle_defconfig b/configs/microchip_mpfs_icicle_defconfig
index bb110225488..6937aa224a1 100644
--- a/configs/microchip_mpfs_icicle_defconfig
+++ b/configs/microchip_mpfs_icicle_defconfig
@@ -7,6 +7,7 @@ CONFIG_ENV_SIZE=0x2000
CONFIG_DEFAULT_DEVICE_TREE="microchip/mpfs-icicle-kit"
CONFIG_SYS_LOAD_ADDR=0x80200000
CONFIG_SYS_MEM_TOP_HIDE=0x400000
+# CONFIG_DEBUG_UART is not set
CONFIG_TARGET_MICROCHIP_ICICLE=y
CONFIG_ARCH_RV64I=y
CONFIG_RISCV_SMODE=y
--
2.45.2
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH v1] configs: microchip_mpfs_icicle: disable DEBUG_UART
2025-07-07 12:51 [PATCH v1] configs: microchip_mpfs_icicle: disable DEBUG_UART Conor Dooley
@ 2025-07-16 8:40 ` Leo Liang
0 siblings, 0 replies; 2+ messages in thread
From: Leo Liang @ 2025-07-16 8:40 UTC (permalink / raw)
To: Conor Dooley; +Cc: u-boot, Conor Dooley, Cyril Jean, Tom Rini
On Mon, Jul 07, 2025 at 01:51:39PM +0100, Conor Dooley wrote:
> From: Conor Dooley <conor.dooley@microchip.com>
>
> By default DEBUG_UART uses the SBI DBCN extension on S-Mode RISC-V
> platforms, but the Icicle Kit's firmware doesn't support it. Since
> DEBUG_UART is getting turned on automagically and this is somewhat
> misleading, disable it in the Icicle kit's defconfig.
>
> Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
> ---
> CC: Conor Dooley <conor.dooley@microchip.com>
> CC: Cyril Jean <cyril.jean@microchip.com>
> CC: Tom Rini <trini@konsulko.com>
> CC: Leo Yu-Chi Liang <ycliang@andestech.com>
> CC: u-boot@lists.denx.de
> ---
> configs/microchip_mpfs_icicle_defconfig | 1 +
> 1 file changed, 1 insertion(+)
Reviewed-by: Leo Yu-Chi Liang <ycliang@andestech.com>
^ permalink raw reply [flat|nested] 2+ messages in thread
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2025-07-07 12:51 [PATCH v1] configs: microchip_mpfs_icicle: disable DEBUG_UART Conor Dooley
2025-07-16 8:40 ` Leo Liang
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