On 23.05.2018 11:56, Krzysztof Kozlowski wrote: > Add a generic /memory node in each Tegra DTSI (with empty reg property, > to be overidden by each DTS) and set proper unit address for /memory > nodes to fix the DTC warnings: > > arch/arm/boot/dts/tegra20-harmony.dtb: Warning (unit_address_vs_reg): > /memory: node has a reg or ranges property, but no unit name > > The DTB after the change is the same as before except adding > unit-address to /memory node. > > Signed-off-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx> > > --- > > Changes since v5: > 1. Split with skeleton.dtsi removal (suggested by Stefan). > > Changes since v4: > 1. None > --- > arch/arm/boot/dts/tegra114-dalmore.dts | 2 +- > arch/arm/boot/dts/tegra114-roth.dts | 2 +- > arch/arm/boot/dts/tegra114-tn7.dts | 2 +- > arch/arm/boot/dts/tegra114.dtsi | 3 ++- > arch/arm/boot/dts/tegra124-apalis-v1.2.dtsi | 2 +- > arch/arm/boot/dts/tegra124-apalis.dtsi | 2 +- > arch/arm/boot/dts/tegra124-jetson-tk1.dts | 2 +- > arch/arm/boot/dts/tegra124-nyan.dtsi | 2 +- > arch/arm/boot/dts/tegra124-venice2.dts | 2 +- > arch/arm/boot/dts/tegra124.dtsi | 3 ++- > arch/arm/boot/dts/tegra20-colibri-512.dtsi | 2 +- > arch/arm/boot/dts/tegra20-harmony.dts | 2 +- > arch/arm/boot/dts/tegra20-paz00.dts | 2 +- > arch/arm/boot/dts/tegra20-seaboard.dts | 2 +- > arch/arm/boot/dts/tegra20-tamonten.dtsi | 2 +- > arch/arm/boot/dts/tegra20-trimslice.dts | 2 +- > arch/arm/boot/dts/tegra20-ventana.dts | 2 +- > arch/arm/boot/dts/tegra20.dtsi | 3 ++- > arch/arm/boot/dts/tegra30-apalis.dtsi | 4 ++-- > arch/arm/boot/dts/tegra30-beaver.dts | 2 +- > arch/arm/boot/dts/tegra30-cardhu.dtsi | 2 +- > arch/arm/boot/dts/tegra30-colibri.dtsi | 2 +- > arch/arm/boot/dts/tegra30.dtsi | 3 ++- > 23 files changed, 28 insertions(+), 24 deletions(-) > > diff --git a/arch/arm/boot/dts/tegra114-dalmore.dts > b/arch/arm/boot/dts/tegra114-dalmore.dts > index eafff16765b4..1788556b4977 100644 > --- a/arch/arm/boot/dts/tegra114-dalmore.dts > +++ b/arch/arm/boot/dts/tegra114-dalmore.dts > @@ -23,7 +23,7 @@ > stdout-path = "serial0:115200n8"; > }; > > - memory { > + memory@80000000 { > reg = <0x80000000 0x40000000>; > }; > > diff --git a/arch/arm/boot/dts/tegra114-roth.dts > b/arch/arm/boot/dts/tegra114-roth.dts > index 7ed7370ee67a..3d3835591cd2 100644 > --- a/arch/arm/boot/dts/tegra114-roth.dts > +++ b/arch/arm/boot/dts/tegra114-roth.dts > @@ -28,7 +28,7 @@ > }; > }; > > - memory { > + memory@80000000 { > /* memory >= 0x79600000 is reserved for firmware usage */ > reg = <0x80000000 0x79600000>; > }; > diff --git a/arch/arm/boot/dts/tegra114-tn7.dts > b/arch/arm/boot/dts/tegra114-tn7.dts > index 7fc4a8b31e45..bfdd1bf61816 100644 > --- a/arch/arm/boot/dts/tegra114-tn7.dts > +++ b/arch/arm/boot/dts/tegra114-tn7.dts > @@ -28,7 +28,7 @@ > }; > }; > > - memory { > + memory@80000000 { > /* memory >= 0x37e00000 is reserved for firmware usage */ > reg = <0x80000000 0x37e00000>; > }; > diff --git a/arch/arm/boot/dts/tegra114.dtsi b/arch/arm/boot/dts/tegra114.dtsi > index 27ef515e5640..aff4b8e115bc 100644 > --- a/arch/arm/boot/dts/tegra114.dtsi > +++ b/arch/arm/boot/dts/tegra114.dtsi > @@ -11,8 +11,9 @@ > #address-cells = <1>; > #size-cells = <1>; > > - memory { > + memory@80000000 { > device_type = "memory"; > + reg = <0x80000000 0>; Nit: I'd rather prefer reg = <0x80000000 0x0>; > }; > > host1x@50000000 { > diff --git a/arch/arm/boot/dts/tegra124-apalis-v1.2.dtsi > b/arch/arm/boot/dts/tegra124-apalis-v1.2.dtsi > index bb67edb016c5..6a7f45651d38 100644 > --- a/arch/arm/boot/dts/tegra124-apalis-v1.2.dtsi > +++ b/arch/arm/boot/dts/tegra124-apalis-v1.2.dtsi > @@ -15,7 +15,7 @@ > compatible = "toradex,apalis-tk1-v1.2", "toradex,apalis-tk1", > "nvidia,tegra124"; > > - memory { > + memory@0 { > reg = <0x0 0x80000000 0x0 0x80000000>; > }; Unit address combines all address cells, so this should be 80000000 here. See also the device tree spec (v0.2) which has an example in chapter 3.4 /memory node. So this should be: memory@80000000 { ... Same with all the board files below. > > diff --git a/arch/arm/boot/dts/tegra124-apalis.dtsi > b/arch/arm/boot/dts/tegra124-apalis.dtsi > index 65a2161b9b8e..e4625abd0a8a 100644 > --- a/arch/arm/boot/dts/tegra124-apalis.dtsi > +++ b/arch/arm/boot/dts/tegra124-apalis.dtsi > @@ -50,7 +50,7 @@ > model = "Toradex Apalis TK1"; > compatible = "toradex,apalis-tk1", "nvidia,tegra124"; > > - memory { > + memory@0 { > reg = <0x0 0x80000000 0x0 0x80000000>; > }; > > diff --git a/arch/arm/boot/dts/tegra124-jetson-tk1.dts > b/arch/arm/boot/dts/tegra124-jetson-tk1.dts > index 6dbcf84dafbc..e23b1159e8fd 100644 > --- a/arch/arm/boot/dts/tegra124-jetson-tk1.dts > +++ b/arch/arm/boot/dts/tegra124-jetson-tk1.dts > @@ -24,7 +24,7 @@ > stdout-path = "serial0:115200n8"; > }; > > - memory { > + memory@0 { > reg = <0x0 0x80000000 0x0 0x80000000>; > }; > > diff --git a/arch/arm/boot/dts/tegra124-nyan.dtsi > b/arch/arm/boot/dts/tegra124-nyan.dtsi > index 3609367037a6..f45ac668d88c 100644 > --- a/arch/arm/boot/dts/tegra124-nyan.dtsi > +++ b/arch/arm/boot/dts/tegra124-nyan.dtsi > @@ -13,7 +13,7 @@ > stdout-path = "serial0:115200n8"; > }; > > - memory { > + memory@0 { > reg = <0x0 0x80000000 0x0 0x80000000>; > }; > > diff --git a/arch/arm/boot/dts/tegra124-venice2.dts > b/arch/arm/boot/dts/tegra124-venice2.dts > index 89bcc178994d..44492b48e165 100644 > --- a/arch/arm/boot/dts/tegra124-venice2.dts > +++ b/arch/arm/boot/dts/tegra124-venice2.dts > @@ -18,7 +18,7 @@ > stdout-path = "serial0:115200n8"; > }; > > - memory { > + memory@0 { > reg = <0x0 0x80000000 0x0 0x80000000>; > }; > > diff --git a/arch/arm/boot/dts/tegra124.dtsi b/arch/arm/boot/dts/tegra124.dtsi > index 951feea784af..ad9c9cd6fa8a 100644 > --- a/arch/arm/boot/dts/tegra124.dtsi > +++ b/arch/arm/boot/dts/tegra124.dtsi > @@ -13,8 +13,9 @@ > #address-cells = <2>; > #size-cells = <2>; > > - memory { > + memory@0 { > device_type = "memory"; > + reg = <0 0>; > }; This should have two address and two size cells I guess. And DDR for all TK1 start at 0x0 0x80000000... So here with a default length of 0: memory@80000000 { reg = <0x0 0x80000000 0x0 0x0>; }; > > pcie@1003000 { > diff --git a/arch/arm/boot/dts/tegra20-colibri-512.dtsi > b/arch/arm/boot/dts/tegra20-colibri-512.dtsi > index 5c202b3e3bb1..5623ff8d128c 100644 > --- a/arch/arm/boot/dts/tegra20-colibri-512.dtsi > +++ b/arch/arm/boot/dts/tegra20-colibri-512.dtsi > @@ -10,7 +10,7 @@ > rtc1 = "/rtc@7000e000"; > }; > > - memory { > + memory@0 { > reg = <0x00000000 0x20000000>; > }; > > diff --git a/arch/arm/boot/dts/tegra20-harmony.dts > b/arch/arm/boot/dts/tegra20-harmony.dts > index 628a55a9318b..1d96d92b72a7 100644 > --- a/arch/arm/boot/dts/tegra20-harmony.dts > +++ b/arch/arm/boot/dts/tegra20-harmony.dts > @@ -18,7 +18,7 @@ > stdout-path = "serial0:115200n8"; > }; > > - memory { > + memory@0 { > reg = <0x00000000 0x40000000>; > }; > > diff --git a/arch/arm/boot/dts/tegra20-paz00.dts > b/arch/arm/boot/dts/tegra20-paz00.dts > index 30436969adc0..ef245291924f 100644 > --- a/arch/arm/boot/dts/tegra20-paz00.dts > +++ b/arch/arm/boot/dts/tegra20-paz00.dts > @@ -19,7 +19,7 @@ > stdout-path = "serial0:115200n8"; > }; > > - memory { > + memory@0 { > reg = <0x00000000 0x20000000>; > }; > > diff --git a/arch/arm/boot/dts/tegra20-seaboard.dts > b/arch/arm/boot/dts/tegra20-seaboard.dts > index 284aae351ff2..f91441683aad 100644 > --- a/arch/arm/boot/dts/tegra20-seaboard.dts > +++ b/arch/arm/boot/dts/tegra20-seaboard.dts > @@ -18,7 +18,7 @@ > stdout-path = "serial0:115200n8"; > }; > > - memory { > + memory@0 { > reg = <0x00000000 0x40000000>; > }; > > diff --git a/arch/arm/boot/dts/tegra20-tamonten.dtsi > b/arch/arm/boot/dts/tegra20-tamonten.dtsi > index 872046d48709..20137fc578b1 100644 > --- a/arch/arm/boot/dts/tegra20-tamonten.dtsi > +++ b/arch/arm/boot/dts/tegra20-tamonten.dtsi > @@ -15,7 +15,7 @@ > stdout-path = "serial0:115200n8"; > }; > > - memory { > + memory@0 { > reg = <0x00000000 0x20000000>; > }; > > diff --git a/arch/arm/boot/dts/tegra20-trimslice.dts > b/arch/arm/boot/dts/tegra20-trimslice.dts > index d55c6b240a30..9eb26dc15f6b 100644 > --- a/arch/arm/boot/dts/tegra20-trimslice.dts > +++ b/arch/arm/boot/dts/tegra20-trimslice.dts > @@ -18,7 +18,7 @@ > stdout-path = "serial0:115200n8"; > }; > > - memory { > + memory@0 { > reg = <0x00000000 0x40000000>; > }; > > diff --git a/arch/arm/boot/dts/tegra20-ventana.dts > b/arch/arm/boot/dts/tegra20-ventana.dts > index ee3fbf941e79..f44551e2d9d0 100644 > --- a/arch/arm/boot/dts/tegra20-ventana.dts > +++ b/arch/arm/boot/dts/tegra20-ventana.dts > @@ -18,7 +18,7 @@ > stdout-path = "serial0:115200n8"; > }; > > - memory { > + memory@0 { > reg = <0x00000000 0x40000000>; > }; > > diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi > index 88dd1afb5877..55581c0e5105 100644 > --- a/arch/arm/boot/dts/tegra20.dtsi > +++ b/arch/arm/boot/dts/tegra20.dtsi > @@ -13,8 +13,9 @@ > chosen { }; > aliases { }; > > - memory { > + memory@0 { > device_type = "memory"; > + reg = <0 0>; > }; > > iram@40000000 { > diff --git a/arch/arm/boot/dts/tegra30-apalis.dtsi > b/arch/arm/boot/dts/tegra30-apalis.dtsi > index 6f29cbad6e8a..9465fc592b7b 100644 > --- a/arch/arm/boot/dts/tegra30-apalis.dtsi > +++ b/arch/arm/boot/dts/tegra30-apalis.dtsi > @@ -10,8 +10,8 @@ > model = "Toradex Apalis T30"; > compatible = "toradex,apalis_t30", "nvidia,tegra30"; > > - memory { > - reg = <0 0>; > + memory@80000000 { > + reg = <0x80000000 0x40000000>; > }; > > pcie@3000 { > diff --git a/arch/arm/boot/dts/tegra30-beaver.dts > b/arch/arm/boot/dts/tegra30-beaver.dts > index ae52a5039506..1434d50438f9 100644 > --- a/arch/arm/boot/dts/tegra30-beaver.dts > +++ b/arch/arm/boot/dts/tegra30-beaver.dts > @@ -17,7 +17,7 @@ > stdout-path = "serial0:115200n8"; > }; > > - memory { > + memory@80000000 { > reg = <0x80000000 0x7ff00000>; > }; > > diff --git a/arch/arm/boot/dts/tegra30-cardhu.dtsi > b/arch/arm/boot/dts/tegra30-cardhu.dtsi > index 92a9740c533f..33b73dca16a3 100644 > --- a/arch/arm/boot/dts/tegra30-cardhu.dtsi > +++ b/arch/arm/boot/dts/tegra30-cardhu.dtsi > @@ -40,7 +40,7 @@ > stdout-path = "serial0:115200n8"; > }; > > - memory { > + memory@80000000 { > reg = <0x80000000 0x40000000>; > }; > > diff --git a/arch/arm/boot/dts/tegra30-colibri.dtsi > b/arch/arm/boot/dts/tegra30-colibri.dtsi > index c44d8c40c410..9bf3327665d3 100644 > --- a/arch/arm/boot/dts/tegra30-colibri.dtsi > +++ b/arch/arm/boot/dts/tegra30-colibri.dtsi > @@ -10,7 +10,7 @@ > model = "Toradex Colibri T30"; > compatible = "toradex,colibri_t30", "nvidia,tegra30"; > > - memory { > + memory@80000000 { > reg = <0x80000000 0x40000000>; > }; > > diff --git a/arch/arm/boot/dts/tegra30.dtsi b/arch/arm/boot/dts/tegra30.dtsi > index 19237c08c166..2b6243b0c6d6 100644 > --- a/arch/arm/boot/dts/tegra30.dtsi > +++ b/arch/arm/boot/dts/tegra30.dtsi > @@ -14,8 +14,9 @@ > chosen { }; > aliases { }; > > - memory { > + memory@80000000 { > device_type = "memory"; > + reg = <0x80000000 0>; Nit: for consistency sake, 0x0 :-) -- Stefan > }; > > pcie@3000 { -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html