From: maxime.ripard@free-electrons.com (Maxime Ripard)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/4] ARM: sunxi: Add earlyprintk support for UART0 (sun4i)
Date: Mon, 19 Nov 2012 16:22:23 +0100 [thread overview]
Message-ID: <50AA4EAF.4090500@free-electrons.com> (raw)
In-Reply-To: <1353323383-11827-2-git-send-email-sr@denx.de>
Le 19/11/2012 12:09, Stefan Roese a ?crit :
> Signed-off-by: Stefan Roese <sr@denx.de>
> Cc: Maxime Ripard <maxime.ripard@free-electrons.com>
> Cc: Arnd Bergmann <arnd@arndb.de>
> ---
> arch/arm/Kconfig.debug | 9 ++++++++-
> arch/arm/include/debug/sunxi.S | 5 ++++-
> 2 files changed, 12 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
> index f12bc3a..cc1ed35 100644
> --- a/arch/arm/Kconfig.debug
> +++ b/arch/arm/Kconfig.debug
> @@ -345,6 +345,13 @@ choice
> Say Y here if you want kernel low-level debugging support
> on SOCFPGA based platforms.
>
> + config DEBUG_SUNXI_UART0
> + bool "Kernel low-level debugging messages via sunXi UART0"
> + depends on ARCH_SUNXI
> + help
> + Say Y here if you want kernel low-level debugging support
> + on Allwinner A1X based platforms on the UART0.
> +
> config DEBUG_SUNXI_UART1
> bool "Kernel low-level debugging messages via sunXi UART1"
> depends on ARCH_SUNXI
> @@ -423,7 +430,7 @@ config DEBUG_LL_INCLUDE
> default "debug/mvebu.S" if DEBUG_MVEBU_UART
> default "debug/picoxcell.S" if DEBUG_PICOXCELL_UART
> default "debug/socfpga.S" if DEBUG_SOCFPGA_UART
> - default "debug/sunxi.S" if DEBUG_SUNXI_UART1
> + default "debug/sunxi.S" if DEBUG_SUNXI_UART0 || DEBUG_SUNXI_UART1
> default "debug/vexpress.S" if DEBUG_VEXPRESS_UART0_DETECT || \
> DEBUG_VEXPRESS_UART0_CA9 || DEBUG_VEXPRESS_UART0_RS1
> default "mach/debug-macro.S"
> diff --git a/arch/arm/include/debug/sunxi.S b/arch/arm/include/debug/sunxi.S
> index 3bf61ca..04eb56d 100644
> --- a/arch/arm/include/debug/sunxi.S
> +++ b/arch/arm/include/debug/sunxi.S
> @@ -10,7 +10,10 @@
> * published by the Free Software Foundation.
> */
>
> -#ifdef CONFIG_DEBUG_SUNXI_UART1
> +#if defined(CONFIG_DEBUG_SUNXI_UART0)
> +#define SUNXI_UART_DEBUG_PHYS_BASE 0x01c28000
> +#define SUNXI_UART_DEBUG_VIRT_BASE 0xf1c28000
> +#elif defined(CONFIG_DEBUG_SUNXI_UART1)
> #define SUNXI_UART_DEBUG_PHYS_BASE 0x01c28400
> #define SUNXI_UART_DEBUG_VIRT_BASE 0xf1c28400
> #endif
>
Applied, thanks!
--
Maxime Ripard, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com
next prev parent reply other threads:[~2012-11-19 15:22 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-19 11:09 [PATCH 1/4] ARM: sunxi: Restructure sunxi dts/dtsi files Stefan Roese
2012-11-19 11:09 ` [PATCH 2/4] ARM: sunxi: Add earlyprintk support for UART0 (sun4i) Stefan Roese
2012-11-19 15:22 ` Maxime Ripard [this message]
2012-11-19 15:53 ` Arnd Bergmann
2012-11-19 11:09 ` [PATCH 3/4] ARM: sunxi: Add sun4i and cubieboard support Stefan Roese
2012-11-19 15:22 ` Maxime Ripard
2012-11-19 15:53 ` Arnd Bergmann
2012-11-19 11:09 ` [PATCH 4/4] ARM: sunxi: Add sunxi restart function via onchip watchdog Stefan Roese
2012-11-19 15:43 ` Maxime Ripard
2012-11-19 16:13 ` Stefan Roese
2012-11-19 15:55 ` Arnd Bergmann
2012-11-19 15:22 ` [PATCH 1/4] ARM: sunxi: Restructure sunxi dts/dtsi files Maxime Ripard
2012-11-19 15:52 ` Arnd Bergmann
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=50AA4EAF.4090500@free-electrons.com \
--to=maxime.ripard@free-electrons.com \
--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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.