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From: Leo Liang <ycliang@andestech.com>
To: Chanho Park <chanho61.park@samsung.com>
Cc: Yanhong Wang <yanhong.wang@starfivetech.com>,
	Rick Chen <rick@andestech.com>, <u-boot@lists.denx.de>
Subject: Re: [PATCH 2/2] board: starfive: spl: Support jtag for VisionFive2 board
Date: Thu, 2 Nov 2023 15:43:48 +0800	[thread overview]
Message-ID: <ZUNTNK3xv5hYE5Rc@swlinux02> (raw)
In-Reply-To: <20231031085600.992544-3-chanho61.park@samsung.com>

On Tue, Oct 31, 2023 at 05:56:00PM +0900, Chanho Park wrote:
> JTAG pins are mapped as below. To access the JTAG pins, we need to
> control the GPIO pins from SPL which seems to be the earliest stage for
> JTAG.
> 
> - JTAG nTRST:	GPIO36 / Input
> - JTAG TDI:	GPIO61 / Input
> - JTAG TMS:	GPIO63 / Input
> - JTAG TCK:	GPIO60 / Input
> - JTAG TDO:	GPIO44 / Output
> 
> Signed-off-by: Chanho Park <chanho61.park@samsung.com>
> ---
>  board/starfive/visionfive2/spl.c | 23 +++++++++++++++++++++++
>  1 file changed, 23 insertions(+)

Reviewed-by: Leo Yu-Chi Liang <ycliang@andestech.com>

      reply	other threads:[~2023-11-02  7:47 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20231031085622epcas2p251a9e541045f5d4eae1b6059e9a5bc00@epcas2p2.samsung.com>
2023-10-31  8:55 ` [PATCH 0/2] Support JTAG for VisionFive2 board Chanho Park
2023-10-31  8:55   ` [PATCH 1/2] riscv: cpu: jh7110: Add gpio helper macros Chanho Park
2023-11-02  7:43     ` Leo Liang
2023-10-31  8:56   ` [PATCH 2/2] board: starfive: spl: Support jtag for VisionFive2 board Chanho Park
2023-11-02  7:43     ` Leo Liang [this message]

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