Messages in this thread | | | Date | Tue, 01 Sep 2015 14:19:20 -0700 | From | "" <> | Subject | Re: [PATCH] ARM: dts: keystone: use one to one address translations under netcp |
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On 9/1/15 1:28 PM, WingMan Kwok wrote: > Network subsystem NetCP in Keystone-2 devices includes some HW blocks > that are memory mapped to ranges outside that of the NetCP itself. > Thus address space of a child node of the NetCP node needs to be > mapped 1:1 onto the parent address space. Hence empty ranges > should be used under the NetCP node. > > Signed-off-by: WingMan Kwok <w-kwok2@ti.com> > --- > arch/arm/boot/dts/k2e-netcp.dtsi | 8 +++----- > arch/arm/boot/dts/k2hk-netcp.dtsi | 14 ++++++-------- > arch/arm/boot/dts/k2l-netcp.dtsi | 8 +++----- > 3 files changed, 12 insertions(+), 18 deletions(-) > > diff --git a/arch/arm/boot/dts/k2e-netcp.dtsi b/arch/arm/boot/dts/k2e-netcp.dtsi > index b13b3c9..e103ed9 100644 > --- a/arch/arm/boot/dts/k2e-netcp.dtsi > +++ b/arch/arm/boot/dts/k2e-netcp.dtsi > @@ -111,9 +111,7 @@ netcp: netcp@24000000 { > compatible = "ti,netcp-1.0"; > #address-cells = <1>; > #size-cells = <1>; > - > - /* NetCP address range */ > - ranges = <0 0x24000000 0x1000000>; > + ranges; > What blocks are we talking here. We need to increase the range if the current range isn't covering entire NETCP address space. Removing range isn't a solution.
Regards, Santosh
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