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From: plagnioj@jcrosoft.com (Jean-Christophe PLAGNIOL-VILLARD)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 6/6] ARM: bcm476x: Instantiate console UART
Date: Sun, 7 Oct 2012 22:03:00 +0200	[thread overview]
Message-ID: <20121007200300.GH12801@game.jcrosoft.org> (raw)
In-Reply-To: <20121007015407.840781689@gmail.com>

On 03:53 Sun 07 Oct     , Domenico Andreoli wrote:
> From: Domenico Andreoli <domenico.andreoli@linux.com>
> 
> The BCM476x sports standard PL011 UARTs which are fully described and
> put to use with these few changes.
> 
> Signed-off-by: Domenico Andreoli <domenico.andreoli@linux.com>
> ---
>  arch/arm/Kconfig.debug         |   16 ++++++++++++++++
>  arch/arm/boot/dts/bcm476x.dtsi |   23 ++++++++++++++++++++++-
>  2 files changed, 38 insertions(+), 1 deletion(-)
> 
> Index: b/arch/arm/boot/dts/bcm476x.dtsi
> ===================================================================
> --- a/arch/arm/boot/dts/bcm476x.dtsi
> +++ b/arch/arm/boot/dts/bcm476x.dtsi
> @@ -5,7 +5,7 @@
>  	model = "Broadcom BCM476x";
>  
>  	chosen {
> -		bootargs = "earlyprintk";
> +		bootargs = "console=ttyAMA1";
>  	};
>  
>  	amba {
> @@ -41,5 +41,26 @@
>  			interrupt-controller;
>  			#interrupt-cells = <1>;
>  		};
> +
> +		uart0 at c0000 {
> +			compatible = "brcm,bcm476x-pl011", "arm,pl011", "arm,primecell";
why brcm specific compatible did broadcom customised the IP?
> +			reg = <0xc0000 0x1000>;
> +			interrupt-parent = <&vic0>;
> +			interrupts = <14>;
> +		};
> +
> +		uart1 at c1000 {
> +			compatible = "brcm,bcm476x-pl011", "arm,pl011", "arm,primecell";
> +			reg = <0xc1000 0x1000>;
> +			interrupt-parent = <&vic0>;
> +			interrupts = <15>;
> +		};
> +
> +		uart2 at b2000 {
> +			compatible = "brcm,bcm476x-pl011", "arm,pl011", "arm,primecell";
> +			reg = <0xb2000 0x1000>;
> +			interrupt-parent = <&vic0>;
> +			interrupts = <16>;
> +		};
>  	};
>  };
> Index: b/arch/arm/Kconfig.debug
> ===================================================================
> --- a/arch/arm/Kconfig.debug
> +++ b/arch/arm/Kconfig.debug
this should come with the debug patch
> @@ -89,6 +89,18 @@ choice
>  		bool "Kernel low-level debugging on 9263 and 9g45"
>  		depends on HAVE_AT91_DBGU1
>  
> +	config DEBUG_BCM476X_UART0
> +		depends on ARCH_BCM476X
> +		bool "Kernel low-level debugging on BCM476x UART 0"
> +
> +	config DEBUG_BCM476X_UART1
> +		depends on ARCH_BCM476X
> +		bool "Kernel low-level debugging on BCM476x UART 1"
> +
> +	config DEBUG_BCM476X_UART2
> +		depends on ARCH_BCM476X
> +		bool "Kernel low-level debugging on BCM476x UART 2"
> +
>  	config DEBUG_CLPS711X_UART1
>  		bool "Kernel low-level debugging messages via UART1"
>  		depends on ARCH_CLPS711X
> @@ -404,6 +416,8 @@ endchoice
>  
>  config DEBUG_LL_INCLUDE
>  	string
> +	default "debug/bcm476x.S" if DEBUG_BCM476X_UART0 || \
> +		DEBUG_BCM476X_UART1 || DEBUG_BCM476X_UART2
>  	default "debug/icedcc.S" if DEBUG_ICEDCC
>  	default "debug/highbank.S" if DEBUG_HIGHBANK_UART
>  	default "debug/mvebu.S" if DEBUG_MVEBU_UART
> @@ -416,6 +430,8 @@ config DEBUG_LL_INCLUDE
>  
>  config UNCOMPRESS_INCLUDE
>  	string
> +	default "debug/bcm476x-uncompress.h" if DEBUG_BCM476X_UART0 || \
> +		DEBUG_BCM476X_UART1 || DEBUG_BCM476X_UART2
>  	default "debug/icedcc-uncompress.h" if DEBUG_ICEDCC
>  	default "debug/mvebu-uncompress.h" if DEBUG_MVEBU_UART
>  	default "debug/tegra-uncompress.h" if DEBUG_TEGRA_UART
Best Regards,
J.
> 
> _______________________________________________
> devicetree-discuss mailing list
> devicetree-discuss at lists.ozlabs.org
> https://lists.ozlabs.org/listinfo/devicetree-discuss

  reply	other threads:[~2012-10-07 20:03 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-10-07  1:53 [PATCH 0/6] ARM: Add support for Broadcom BCM476x SoCs Domenico Andreoli
2012-10-07  1:53 ` [PATCH 1/6] ARM: bcm476x: Add infrastructure Domenico Andreoli
2012-10-07 19:57   ` Jean-Christophe PLAGNIOL-VILLARD
2012-10-07 22:54     ` Domenico Andreoli
2012-10-08 13:13       ` Jean-Christophe PLAGNIOL-VILLARD
2012-10-09  2:37       ` Stephen Warren
2012-10-09 11:50         ` Domenico Andreoli
2012-10-08 11:50   ` Florian Fainelli
2012-10-09  2:41     ` Stephen Warren
2012-10-08 12:14   ` Thomas Petazzoni
2012-10-09 11:52     ` Domenico Andreoli
2012-10-09  2:48   ` Stephen Warren
2012-10-09 11:54     ` Domenico Andreoli
2012-10-09  3:08   ` Stephen Warren
2012-10-09 11:55     ` Domenico Andreoli
2012-10-09  9:18   ` Arnd Bergmann
2012-10-09 22:58     ` Domenico Andreoli
2012-10-10  6:29       ` Arnd Bergmann
2012-10-12  7:06   ` Domenico Andreoli
2012-10-12  7:26     ` Thomas Petazzoni
2012-10-12  8:03       ` Arnd Bergmann
2012-10-12  8:12         ` Thomas Petazzoni
2012-10-12 10:48           ` Arnd Bergmann
2012-10-12 11:01             ` Thomas Petazzoni
2012-10-12 11:17               ` Arnd Bergmann
2012-10-07  1:53 ` [PATCH 2/6] ARM: bcm476x: Add system timer Domenico Andreoli
2012-10-08 11:50   ` Florian Fainelli
2012-10-09  2:43     ` Stephen Warren
2012-10-09 23:04       ` Domenico Andreoli
2012-10-07  1:53 ` [PATCH 3/6] ARM: bcm476x: Add sched clock Domenico Andreoli
2012-10-09  2:54   ` Stephen Warren
2012-10-07  1:53 ` [PATCH 4/6] ARM: bcm476x: Add stub clock driver Domenico Andreoli
2012-10-09  3:00   ` Stephen Warren
2012-10-12 14:52   ` Mike Turquette
2012-10-12 15:28     ` Domenico Andreoli
2012-10-07  1:53 ` [PATCH 5/6] ARM: bcm476x: Add restart hook Domenico Andreoli
2012-10-07  1:53 ` [PATCH 6/6] ARM: bcm476x: Instantiate console UART Domenico Andreoli
2012-10-07 20:03   ` Jean-Christophe PLAGNIOL-VILLARD [this message]
2012-10-07 23:14     ` Domenico Andreoli
2012-10-09  3:06   ` Stephen Warren
2012-10-09 23:37     ` Domenico Andreoli
2012-10-07  5:22 ` [PATCH 0/6] ARM: Add support for Broadcom BCM476x SoCs Stephen Warren
2012-10-07 10:14   ` Domenico Andreoli
2012-10-09  2:44     ` Stephen Warren
2012-10-09 23:57       ` Domenico Andreoli
2012-10-07 19:47 ` Olof Johansson

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