linux-kernel - Re: [PATCH] microblaze: move xlnx,compound to default bus matching

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Message-ID: <916117df-bedf-fde0-ef96-b1a9a77a4c62@monstr.eu>
Date:   Tue, 30 Aug 2016 14:10:44 +0200
From:   Michal Simek <monstr@...str.eu>
To:     Rob Herring <robh@...nel.org>
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Frank Rowand <frowand.list@...il.com>
Subject: Re: [PATCH] microblaze: move xlnx,compound to default bus matching

Hi Rob,

On 30.8.2016 01:45, Rob Herring wrote:
> Microblaze bus probing is partially broken because "xlnx,compound" is
> missing from the default bus probe. Add it to the default and remove from
> the Microblaze arch code.

xlnx,compound is not used for ages. I see see dts files for MB in the
tree but really it is just an very old example.


> 
> Fixes: 44a7185c2ae6 ("of/platform: Add common method to populate default bus")
> Signed-off-by: Rob Herring <robh@...nel.org>
> Cc: Michal Simek <monstr@...str.eu>
> Cc: Frank Rowand <frowand.list@...il.com>
> Cc: devicetree@...r.kernel.org
> ---
>  arch/microblaze/kernel/platform.c | 9 ---------
>  drivers/of/platform.c             | 1 +
>  2 files changed, 1 insertion(+), 9 deletions(-)
> 
> diff --git a/arch/microblaze/kernel/platform.c b/arch/microblaze/kernel/platform.c
> index b9529ca..9d520bf 100644
> --- a/arch/microblaze/kernel/platform.c
> +++ b/arch/microblaze/kernel/platform.c
> @@ -11,19 +11,10 @@
>   */
>  
>  #include <linux/init.h>
> -#include <linux/of_platform.h>
> -#include <asm/prom.h>
>  #include <asm/setup.h>
>  
> -static struct of_device_id xilinx_of_bus_ids[] __initdata = {
> -	{ .compatible = "simple-bus", },
> -	{ .compatible = "xlnx,compound", },
> -	{}
> -};
> -
>  static int __init microblaze_device_probe(void)
>  {
> -	of_platform_bus_probe(NULL, xilinx_of_bus_ids, NULL);
>  	of_platform_reset_gpio_probe();
>  	return 0;
>  }
> diff --git a/drivers/of/platform.c b/drivers/of/platform.c
> index f39ccd5..f0314c4 100644
> --- a/drivers/of/platform.c
> +++ b/drivers/of/platform.c
> @@ -32,6 +32,7 @@ const struct of_device_id of_default_bus_match_table[] = {
>  #ifdef CONFIG_ARM_AMBA
>  	{ .compatible = "arm,amba-bus", },
>  #endif /* CONFIG_ARM_AMBA */
> +	{ .compatible = "xlnx,compound", },
>  	{} /* Empty terminated list */
>  };
>  
> 

Acked-by: Michal Simek <michal.simek@...inx.com>

Thanks,
Michal

-- 
Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel - Xilinx Microblaze
Maintainer of Linux kernel - Xilinx Zynq ARM and ZynqMP ARM64 SoCs
U-Boot custodian - Xilinx Microblaze/Zynq/ZynqMP SoCs




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