Subject: [PATCH 4/5] ARM: BCM5301X: Specify all RAM by including extra block

From: [email-masked] (Jon Mason)
Date: Tue, 6 Dec 2016 15:06:21 -0500

On Tue, Dec 06, 2016 at 06:17:13PM +0100, Rafa? Mi?ecki wrote:
> From: Rafa? Mi?ecki <[email-masked]>
> 
> So far we were specifying only the first block which is always limited
> up to 128 MiB. There are many devices with 256 MiB and few with 512 MiB.

Assuming that NS is like NSP (and I'm pretty sure it is), there are 2
ways to access the first 128M of RAM, a proxy starting at address 0
and the real address.  I think you are splitting RAM by accessing it
both ways, when you really should just be accessing it at the real
address.

Thanks,
Jon

> 
> Signed-off-by: Rafa? Mi?ecki <[email-masked]>
> ---
>  arch/arm/boot/dts/bcm4708-asus-rt-ac56u.dts        | 3 ++-
>  arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts        | 3 ++-
>  arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts  | 3 ++-
>  arch/arm/boot/dts/bcm4708-netgear-r6250.dts        | 3 ++-
>  arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts     | 3 ++-
>  arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts      | 3 ++-
>  arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts        | 3 ++-
>  arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dts | 3 ++-
>  arch/arm/boot/dts/bcm47081-buffalo-wzr-900dhp.dts  | 3 ++-
>  arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts        | 3 ++-
>  arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts  | 3 ++-
>  arch/arm/boot/dts/bcm4709-netgear-r7000.dts        | 3 ++-
>  arch/arm/boot/dts/bcm4709-netgear-r8000.dts        | 3 ++-
>  arch/arm/boot/dts/bcm47094-dlink-dir-885l.dts      | 3 ++-
>  arch/arm/boot/dts/bcm47094-netgear-r8500.dts       | 3 ++-
>  15 files changed, 30 insertions(+), 15 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/bcm4708-asus-rt-ac56u.dts b/arch/arm/boot/dts/bcm4708-asus-rt-ac56u.dts
> index 112a5a8..d241cee 100644
> --- a/arch/arm/boot/dts/bcm4708-asus-rt-ac56u.dts
> +++ b/arch/arm/boot/dts/bcm4708-asus-rt-ac56u.dts
> @@ -21,7 +21,8 @@
>  	};
>  
>  	memory {
> -		reg = <0x00000000 0x08000000>;
> +		reg = <0x00000000 0x08000000
> +		       0x88000000 0x08000000>;
>  	};
>  
>  	leds {
> diff --git a/arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts b/arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts
> index 3600f56..b0e6204 100644
> --- a/arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts
> +++ b/arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts
> @@ -21,7 +21,8 @@
>  	};
>  
>  	memory {
> -		reg = <0x00000000 0x08000000>;
> +		reg = <0x00000000 0x08000000
> +		       0x88000000 0x08000000>;
>  	};
>  
>  	leds {
> diff --git a/arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts b/arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts
> index d49afec0..c9ba6b9 100644
> --- a/arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts
> +++ b/arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts
> @@ -21,7 +21,8 @@
>  	};
>  
>  	memory {
> -		reg = <0x00000000 0x08000000>;
> +		reg = <0x00000000 0x08000000
> +		       0x88000000 0x18000000>;
>  	};
>  
>  	spi {
> diff --git a/arch/arm/boot/dts/bcm4708-netgear-r6250.dts b/arch/arm/boot/dts/bcm4708-netgear-r6250.dts
> index 8519548..b9f66c0 100644
> --- a/arch/arm/boot/dts/bcm4708-netgear-r6250.dts
> +++ b/arch/arm/boot/dts/bcm4708-netgear-r6250.dts
> @@ -21,7 +21,8 @@
>  	};
>  
>  	memory {
> -		reg = <0x00000000 0x08000000>;
> +		reg = <0x00000000 0x08000000
> +		       0x88000000 0x08000000>;
>  	};
>  
>  	leds {
> diff --git a/arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts b/arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts
> index 6229ef2..ae0199f 100644
> --- a/arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts
> +++ b/arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts
> @@ -21,7 +21,8 @@
>  	};
>  
>  	memory {
> -		reg = <0x00000000 0x08000000>;
> +		reg = <0x00000000 0x08000000
> +		       0x88000000 0x08000000>;
>  	};
>  
>  	leds {
> diff --git a/arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts b/arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts
> index 74cfcd3..36b628b1 100644
> --- a/arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts
> +++ b/arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts
> @@ -21,7 +21,8 @@
>  	};
>  
>  	memory {
> -		reg = <0x00000000 0x08000000>;
> +		reg = <0x00000000 0x08000000
> +		       0x88000000 0x08000000>;
>  	};
>  
>  	leds {
> diff --git a/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts b/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts
> index 71b98cf..db8608b 100644
> --- a/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts
> +++ b/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts
> @@ -21,7 +21,8 @@
>  	};
>  
>  	memory {
> -		reg = <0x00000000 0x08000000>;
> +		reg = <0x00000000 0x08000000
> +		       0x88000000 0x08000000>;
>  	};
>  
>  	leds {
> diff --git a/arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dts b/arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dts
> index 2922536..d51586d 100644
> --- a/arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dts
> +++ b/arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dts
> @@ -21,7 +21,8 @@
>  	};
>  
>  	memory {
> -		reg = <0x00000000 0x08000000>;
> +		reg = <0x00000000 0x08000000
> +		       0x88000000 0x08000000>;
>  	};
>  
>  	spi {
> diff --git a/arch/arm/boot/dts/bcm47081-buffalo-wzr-900dhp.dts b/arch/arm/boot/dts/bcm47081-buffalo-wzr-900dhp.dts
> index 184fd92..de041b8 100644
> --- a/arch/arm/boot/dts/bcm47081-buffalo-wzr-900dhp.dts
> +++ b/arch/arm/boot/dts/bcm47081-buffalo-wzr-900dhp.dts
> @@ -21,7 +21,8 @@
>  	};
>  
>  	memory {
> -		reg = <0x00000000 0x08000000>;
> +		reg = <0x00000000 0x08000000
> +		       0x88000000 0x08000000>;
>  	};
>  
>  	gpio-keys {
> diff --git a/arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts b/arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts
> index eac0f52..eaca687 100644
> --- a/arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts
> +++ b/arch/arm/boot/dts/bcm4709-asus-rt-ac87u.dts
> @@ -21,7 +21,8 @@
>  	};
>  
>  	memory {
> -		reg = <0x00000000 0x08000000>;
> +		reg = <0x00000000 0x08000000
> +		       0x88000000 0x08000000>;
>  	};
>  
>  	leds {
> diff --git a/arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts b/arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts
> index aab39c9..b32957c 100644
> --- a/arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts
> +++ b/arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts
> @@ -21,7 +21,8 @@
>  	};
>  
>  	memory {
> -		reg = <0x00000000 0x08000000>;
> +		reg = <0x00000000 0x08000000
> +		       0x88000000 0x18000000>;
>  	};
>  
>  	leds {
> diff --git a/arch/arm/boot/dts/bcm4709-netgear-r7000.dts b/arch/arm/boot/dts/bcm4709-netgear-r7000.dts
> index 7ab1176..f459a98 100644
> --- a/arch/arm/boot/dts/bcm4709-netgear-r7000.dts
> +++ b/arch/arm/boot/dts/bcm4709-netgear-r7000.dts
> @@ -21,7 +21,8 @@
>  	};
>  
>  	memory {
> -		reg = <0x00000000 0x08000000>;
> +		reg = <0x00000000 0x08000000
> +		       0x88000000 0x08000000>;
>  	};
>  
>  	leds {
> diff --git a/arch/arm/boot/dts/bcm4709-netgear-r8000.dts b/arch/arm/boot/dts/bcm4709-netgear-r8000.dts
> index 56d38a3..cd13534 100644
> --- a/arch/arm/boot/dts/bcm4709-netgear-r8000.dts
> +++ b/arch/arm/boot/dts/bcm4709-netgear-r8000.dts
> @@ -21,7 +21,8 @@
>  	};
>  
>  	memory {
> -		reg = <0x00000000 0x08000000>;
> +		reg = <0x00000000 0x08000000
> +		       0x88000000 0x08000000>;
>  	};
>  
>  	leds {
> diff --git a/arch/arm/boot/dts/bcm47094-dlink-dir-885l.dts b/arch/arm/boot/dts/bcm47094-dlink-dir-885l.dts
> index 7fb9270..64ded76 100644
> --- a/arch/arm/boot/dts/bcm47094-dlink-dir-885l.dts
> +++ b/arch/arm/boot/dts/bcm47094-dlink-dir-885l.dts
> @@ -21,7 +21,8 @@
>  	};
>  
>  	memory {
> -		reg = <0x00000000 0x08000000>;
> +		reg = <0x00000000 0x08000000
> +		       0x88000000 0x08000000>;
>  	};
>  
>  	nand: nand at 18028000 {
> diff --git a/arch/arm/boot/dts/bcm47094-netgear-r8500.dts b/arch/arm/boot/dts/bcm47094-netgear-r8500.dts
> index 7ecd57c..600795e 100644
> --- a/arch/arm/boot/dts/bcm47094-netgear-r8500.dts
> +++ b/arch/arm/boot/dts/bcm47094-netgear-r8500.dts
> @@ -18,7 +18,8 @@
>  	};
>  
>  	memory {
> -		reg = <0x00000000 0x08000000>;
> +		reg = <0x00000000 0x08000000
> +		       0x88000000 0x18000000>;
>  	};
>  
>  	leds {
> -- 
> 2.10.1
>