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Message-ID: <ff88463e-50f7-7a65-0a40-09ba2e420885@kernel.org>
Date: Wed, 15 Sep 2021 11:53:30 +0300
From: Roger Quadros <rogerq@...nel.org>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
tony@...mide.com
Cc: robh+dt@...nel.org, grygorii.strashko@...com, nm@...com,
lokeshvutla@...com, nsekhar@...com, miquel.raynal@...tlin.com,
devicetree@...r.kernel.org, linux-mtd@...ts.infradead.org,
linux-omap@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/8] ARM: dts: omap: Fixup GPMC child nodes
Hi Krzysztof,
On 07/09/2021 15:44, Krzysztof Kozlowski wrote:
> On 07/09/2021 13:32, Roger Quadros wrote:
>> Fixes up the GPMC child nodes to prevent dtbs_check errors
>> after device tree binding conversion to yaml.
>>
>> - Use reg address as node name
>> - gpmc,cycle2cycle-samecsen and gpmc,cycle2cycle-diffcsen are
>> boolean properties.
>>
>> Signed-off-by: Roger Quadros <rogerq@...nel.org>
>> ---
>> .../boot/dts/logicpd-som-lv-baseboard.dtsi | 2 +-
>> .../boot/dts/logicpd-torpedo-37xx-devkit.dts | 2 +-
>> .../boot/dts/logicpd-torpedo-baseboard.dtsi | 2 +-
>> arch/arm/boot/dts/omap-gpmc-smsc911x.dtsi | 62 +++++++++----------
>> arch/arm/boot/dts/omap-gpmc-smsc9221.dtsi | 59 +++++++++---------
>> arch/arm/boot/dts/omap-zoom-common.dtsi | 16 ++---
>> arch/arm/boot/dts/omap2430-sdp.dts | 6 +-
>> arch/arm/boot/dts/omap3-cm-t3x30.dtsi | 6 +-
>> .../arm/boot/dts/omap3-devkit8000-common.dtsi | 4 +-
>> arch/arm/boot/dts/omap3-evm-37xx.dts | 1 +
>> arch/arm/boot/dts/omap3-evm-common.dtsi | 9 ---
>> .../boot/dts/omap3-evm-processor-common.dtsi | 5 +-
>> arch/arm/boot/dts/omap3-evm.dts | 1 +
>> arch/arm/boot/dts/omap3-igep0020-common.dtsi | 5 +-
>> arch/arm/boot/dts/omap3-ldp.dts | 5 +-
>> arch/arm/boot/dts/omap3-n900.dts | 2 +-
>> .../dts/omap3-overo-chestnut43-common.dtsi | 6 +-
>> .../arm/boot/dts/omap3-overo-tobi-common.dtsi | 6 +-
>> .../boot/dts/omap3-overo-tobiduo-common.dtsi | 8 +--
>> arch/arm/boot/dts/omap3-sb-t35.dtsi | 4 +-
>> arch/arm/boot/dts/omap4-duovero-parlor.dts | 6 +-
>> 21 files changed, 105 insertions(+), 112 deletions(-)
>>
>> diff --git a/arch/arm/boot/dts/logicpd-som-lv-baseboard.dtsi b/arch/arm/boot/dts/logicpd-som-lv-baseboard.dtsi
>> index 7d0468a23781..f2364cb114c5 100644
>> --- a/arch/arm/boot/dts/logicpd-som-lv-baseboard.dtsi
>> +++ b/arch/arm/boot/dts/logicpd-som-lv-baseboard.dtsi
>> @@ -65,7 +65,7 @@
>> 1 0 0x2c000000 0x1000000 /* CS1: 16MB for LAN9221 */
>> 2 0 0x10000000 0x2000000>; /* CS2: 32MB for NOR */
>>
>> - ethernet@...c {
>> + gpmc_ethernet: ethernet@1,0 {
>> pinctrl-names = "default";
>> pinctrl-0 = <&lan9221_pins>;
>> interrupt-parent = <&gpio5>;
>> diff --git a/arch/arm/boot/dts/logicpd-torpedo-37xx-devkit.dts b/arch/arm/boot/dts/logicpd-torpedo-37xx-devkit.dts
>> index 5532db04046c..6357915d207b 100644
>> --- a/arch/arm/boot/dts/logicpd-torpedo-37xx-devkit.dts
>> +++ b/arch/arm/boot/dts/logicpd-torpedo-37xx-devkit.dts
>> @@ -4,8 +4,8 @@
>>
>> #include "omap36xx.dtsi"
>> #include "logicpd-torpedo-som.dtsi"
>> -#include "omap-gpmc-smsc9221.dtsi"
>> #include "logicpd-torpedo-baseboard.dtsi"
>> +#include "omap-gpmc-smsc9221.dtsi"
>>
>> / {
>> model = "LogicPD Zoom DM3730 Torpedo + Wireless Development Kit";
>> diff --git a/arch/arm/boot/dts/logicpd-torpedo-baseboard.dtsi b/arch/arm/boot/dts/logicpd-torpedo-baseboard.dtsi
>> index 533a47bc4a53..05049a34b6f1 100644
>> --- a/arch/arm/boot/dts/logicpd-torpedo-baseboard.dtsi
>> +++ b/arch/arm/boot/dts/logicpd-torpedo-baseboard.dtsi
>> @@ -95,7 +95,7 @@
>> ranges = <0 0 0x30000000 0x1000000 /* CS0: 16MB for NAND */
>> 1 0 0x2c000000 0x1000000>; /* CS1: 16MB for LAN9221 */
>>
>> - ethernet@...c {
>> + gpmc_ethernet: ethernet@1,0 {
>> pinctrl-names = "default";
>> pinctrl-0 = <&lan9221_pins>;
>> interrupt-parent = <&gpio5>;
>> diff --git a/arch/arm/boot/dts/omap-gpmc-smsc911x.dtsi b/arch/arm/boot/dts/omap-gpmc-smsc911x.dtsi
>> index ded7e8fec9eb..2a462cb65a7d 100644
>> --- a/arch/arm/boot/dts/omap-gpmc-smsc911x.dtsi
>> +++ b/arch/arm/boot/dts/omap-gpmc-smsc911x.dtsi
>> @@ -20,36 +20,34 @@
>> };
>> };
>>
>> -&gpmc {
>> - ethernet@...c {
>> - compatible = "smsc,lan9221", "smsc,lan9115";
>> - bank-width = <2>;
>> - gpmc,device-width = <1>;
>> - gpmc,cycle2cycle-samecsen = <1>;
>> - gpmc,cycle2cycle-diffcsen = <1>;
>> - gpmc,cs-on-ns = <5>;
>> - gpmc,cs-rd-off-ns = <150>;
>> - gpmc,cs-wr-off-ns = <150>;
>> - gpmc,adv-on-ns = <0>;
>> - gpmc,adv-rd-off-ns = <15>;
>> - gpmc,adv-wr-off-ns = <40>;
>> - gpmc,oe-on-ns = <45>;
>> - gpmc,oe-off-ns = <140>;
>> - gpmc,we-on-ns = <45>;
>> - gpmc,we-off-ns = <140>;
>> - gpmc,rd-cycle-ns = <155>;
>> - gpmc,wr-cycle-ns = <155>;
>> - gpmc,access-ns = <120>;
>> - gpmc,page-burst-access-ns = <20>;
>> - gpmc,bus-turnaround-ns = <75>;
>> - gpmc,cycle2cycle-delay-ns = <75>;
>> - gpmc,wait-monitoring-ns = <0>;
>> - gpmc,clk-activation-ns = <0>;
>> - gpmc,wr-data-mux-bus-ns = <0>;
>> - gpmc,wr-access-ns = <0>;
>> - vddvario-supply = <&vddvario>;
>> - vdd33a-supply = <&vdd33a>;
>> - reg-io-width = <4>;
>> - smsc,save-mac-address;
>> - };
>> +&gpmc_ethernet {
>> + compatible = "smsc,lan9221", "smsc,lan9115";
>
> This looks like regular override-by-label instead of full path.
> Unfortunately change of the indentation causes difficulties to find the
> real difference - if there is such. Can you split it into separate patch?
>
> The point is that override-by-label should have zero effect on
> functionality and produce same dtb. This is easy to compare with
> dtx_diff or fdt-decompile but if you mix it with other changes, the
> comparison is not straight-forward.
OK. I will split the overide-by-label to separate patch and ensure there is no
change in compiled dtb for that patch.
>
>> + bank-width = <2>;
>> + gpmc,device-width = <1>;
>> + gpmc,cycle2cycle-samecsen;
>> + gpmc,cycle2cycle-diffcsen;
>> + gpmc,cs-on-ns = <5>;
>> + gpmc,cs-rd-off-ns = <150>;
>> + gpmc,cs-wr-off-ns = <150>;
>> + gpmc,adv-on-ns = <0>;
>> + gpmc,adv-rd-off-ns = <15>;
>> + gpmc,adv-wr-off-ns = <40>;
>> + gpmc,oe-on-ns = <45>;
>> + gpmc,oe-off-ns = <140>;
>> + gpmc,we-on-ns = <45>;
>> + gpmc,we-off-ns = <140>;
>> + gpmc,rd-cycle-ns = <155>;
>> + gpmc,wr-cycle-ns = <155>;
>> + gpmc,access-ns = <120>;
>> + gpmc,page-burst-access-ns = <20>;
>> + gpmc,bus-turnaround-ns = <75>;
>> + gpmc,cycle2cycle-delay-ns = <75>;
>> + gpmc,wait-monitoring-ns = <0>;
>> + gpmc,clk-activation-ns = <0>;
>> + gpmc,wr-data-mux-bus-ns = <0>;
>> + gpmc,wr-access-ns = <0>;
>> + vddvario-supply = <&vddvario>;
>> + vdd33a-supply = <&vdd33a>;
>> + reg-io-width = <4>;
>> + smsc,save-mac-address;
>> };
>> diff --git a/arch/arm/boot/dts/omap-gpmc-smsc9221.dtsi b/arch/arm/boot/dts/omap-gpmc-smsc9221.dtsi
>> index 7f6aefd13451..c1e78f929d2b 100644
>> --- a/arch/arm/boot/dts/omap-gpmc-smsc9221.dtsi
>> +++ b/arch/arm/boot/dts/omap-gpmc-smsc9221.dtsi
>> @@ -24,36 +24,33 @@
>> };
>> };
>>
>> -&gpmc {
>> - ethernet@...c {
>> - compatible = "smsc,lan9221","smsc,lan9115";
>> - bank-width = <2>;
>> +&gpmc_ethernet {
>> + compatible = "smsc,lan9221","smsc,lan9115";
>> + bank-width = <2>;
>> + gpmc,mux-add-data = <0>;
>> + gpmc,cs-on-ns = <0>;
>> + gpmc,cs-rd-off-ns = <42>;
>> + gpmc,cs-wr-off-ns = <36>;
>> + gpmc,adv-on-ns = <6>;
>> + gpmc,adv-rd-off-ns = <12>;
>> + gpmc,adv-wr-off-ns = <12>;
>> + gpmc,oe-on-ns = <0>;
>> + gpmc,oe-off-ns = <42>;
>> + gpmc,we-on-ns = <0>;
>> + gpmc,we-off-ns = <36>;
>> + gpmc,rd-cycle-ns = <60>;
>> + gpmc,wr-cycle-ns = <54>;
>> + gpmc,access-ns = <36>;
>> + gpmc,page-burst-access-ns = <0>;
>> + gpmc,bus-turnaround-ns = <0>;
>> + gpmc,cycle2cycle-delay-ns = <0>;
>> + gpmc,wr-data-mux-bus-ns = <18>;
>> + gpmc,wr-access-ns = <42>;
>> + gpmc,cycle2cycle-samecsen;
>> + gpmc,cycle2cycle-diffcsen;
>>
>> - gpmc,mux-add-data;
>
> Same here and in other places. Actually here a sneaky change is visible
> - different property.
>
> Best regards,
> Krzysztof
>
cheers,
-roger
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