From: shawnguo@kernel.org (Shawn Guo)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v4 2/3] ARM: debug: Add low level debug support for imx6sll
Date: Fri, 9 Mar 2018 09:19:10 +0800 [thread overview]
Message-ID: <20180309011908.GA3217@dragon> (raw)
In-Reply-To: <1520501697-22202-2-git-send-email-ping.bai@nxp.com>
On Thu, Mar 08, 2018 at 05:34:56PM +0800, Bai Ping wrote:
> Add low level debug support for i.MX6SLL.
>
> Signed-off-by: Bai Ping <ping.bai@nxp.com>
With earlycon support in place, I'm not sure we want to add more SoC
low-level debug port.
Shawn
> ---
> change v1->v2:
> - no
> change v2->v3:
> - no
> change v3->v4:
> - no
> ---
> arch/arm/Kconfig.debug | 9 +++++++++
> arch/arm/include/debug/imx-uart.h | 10 ++++++++++
> 2 files changed, 19 insertions(+)
>
> diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
> index 78a6470..2197239 100644
> --- a/arch/arm/Kconfig.debug
> +++ b/arch/arm/Kconfig.debug
> @@ -451,6 +451,13 @@ choice
> Say Y here if you want kernel low-level debugging support
> on i.MX6SL.
>
> + config DEBUG_IMX6SLL_UART
> + bool "i.MX6SLL Debug UART"
> + depends on SOC_IMX6SLL
> + help
> + Say Y here if you want kernel low-level debugging support
> + on i.MX6SLL.
> +
> config DEBUG_IMX6SX_UART
> bool "i.MX6SX Debug UART"
> depends on SOC_IMX6SX
> @@ -1429,6 +1436,7 @@ config DEBUG_IMX_UART_PORT
> DEBUG_IMX53_UART || \
> DEBUG_IMX6Q_UART || \
> DEBUG_IMX6SL_UART || \
> + DEBUG_IMX6SLL_UART || \
> DEBUG_IMX6SX_UART || \
> DEBUG_IMX6UL_UART || \
> DEBUG_IMX7D_UART
> @@ -1483,6 +1491,7 @@ config DEBUG_LL_INCLUDE
> DEBUG_IMX53_UART ||\
> DEBUG_IMX6Q_UART || \
> DEBUG_IMX6SL_UART || \
> + DEBUG_IMX6SLL_UART || \
> DEBUG_IMX6SX_UART || \
> DEBUG_IMX6UL_UART || \
> DEBUG_IMX7D_UART
> diff --git a/arch/arm/include/debug/imx-uart.h b/arch/arm/include/debug/imx-uart.h
> index bce58e9..24e60ce 100644
> --- a/arch/arm/include/debug/imx-uart.h
> +++ b/arch/arm/include/debug/imx-uart.h
> @@ -81,6 +81,14 @@
> #define IMX6SL_UART_BASE_ADDR(n) IMX6SL_UART##n##_BASE_ADDR
> #define IMX6SL_UART_BASE(n) IMX6SL_UART_BASE_ADDR(n)
>
> +#define IMX6SLL_UART1_BASE_ADDR 0x02020000
> +#define IMX6SLL_UART2_BASE_ADDR 0x02024000
> +#define IMX6SLL_UART3_BASE_ADDR 0x02034000
> +#define IMX6SLL_UART4_BASE_ADDR 0x02018000
> +#define IMX6SLL_UART5_BASE_ADDR 0x021f4000
> +#define IMX6SLL_UART_BASE_ADDR(n) IMX6SLL_UART##n##_BASE_ADDR
> +#define IMX6SLL_UART_BASE(n) IMX6SLL_UART_BASE_ADDR(n)
> +
> #define IMX6SX_UART1_BASE_ADDR 0x02020000
> #define IMX6SX_UART2_BASE_ADDR 0x021e8000
> #define IMX6SX_UART3_BASE_ADDR 0x021ec000
> @@ -133,6 +141,8 @@
> #define UART_PADDR IMX_DEBUG_UART_BASE(IMX6Q)
> #elif defined(CONFIG_DEBUG_IMX6SL_UART)
> #define UART_PADDR IMX_DEBUG_UART_BASE(IMX6SL)
> +#elif defined(CONFIG_DEBUG_IMX6SLL_UART)
> +#define UART_PADDR IMX_DEBUG_UART_BASE(IMX6SLL)
> #elif defined(CONFIG_DEBUG_IMX6SX_UART)
> #define UART_PADDR IMX_DEBUG_UART_BASE(IMX6SX)
> #elif defined(CONFIG_DEBUG_IMX6UL_UART)
> --
> 1.9.1
>
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel at lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2018-03-09 1:19 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-08 9:34 [PATCH v4 1/3] ARM: imx: Add basic msl support for imx6sll Bai Ping
2018-03-08 9:34 ` [PATCH v4 2/3] ARM: debug: Add low level debug " Bai Ping
2018-03-09 1:19 ` Shawn Guo [this message]
2018-03-09 5:12 ` Jacky Bai
2018-03-08 9:34 ` [PATCH v4 3/3] driver: clocksource: add gpt timer " Bai Ping
2018-03-09 1:29 ` Shawn Guo
2018-03-09 5:10 ` Jacky Bai
2018-03-09 1:23 ` [PATCH v4 1/3] ARM: imx: Add basic msl support " Shawn Guo
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20180309011908.GA3217@dragon \
--to=shawnguo@kernel.org \
--cc=linux-arm-kernel@lists.infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).