From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hklse-0008KZ-RO for barebox@lists.infradead.org; Tue, 09 Jul 2019 08:53:46 +0000 Date: Tue, 9 Jul 2019 10:53:39 +0200 From: Roland Hieber Message-ID: <20190709085339.yvtusun63wqej5w5@pengutronix.de> MIME-Version: 1.0 Content-Disposition: inline List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: Re: [PATCH 2/8] ARM: dts: imx6qdl: phycore: Add state framework To: Stefan Riedmueller , Daniel Schultz Cc: Barebox Mailing List Cc: barebox@lists.infradead.org Bcc: Subject: Re: [PATCH 2/8] ARM: dts: imx6qdl: phycore: Add state framework Reply-To: In-Reply-To: <1562071065-367410-2-git-send-email-s.riedmueller@phytec.de> X-Sent-From: Pengutronix Hildesheim X-URL: http://www.pengutronix.de/ X-IRC: #ptxdist @freenode X-Accept-Language: de,en X-Accept-Content-Type: text/plain X-Uptime: 10:41:58 up 1 day, 14:52, 50 users, load average: 0.08, 0.13, 0.10 Hi Stefan, Daniel, On Tue, Jul 02, 2019 at 02:37:39PM +0200, Stefan Riedmueller wrote: > From: Daniel Schultz > > Add the state framework with EEPROM backend. > > Signed-off-by: Daniel Schultz > Signed-off-by: Stefan Riedmueller > --- > arch/arm/dts/imx6dl-phytec-phycore-som-emmc.dts | 1 + > arch/arm/dts/imx6dl-phytec-phycore-som-lc-emmc.dts | 1 + > arch/arm/dts/imx6dl-phytec-phycore-som-lc-nand.dts | 1 + > arch/arm/dts/imx6dl-phytec-phycore-som-nand.dts | 1 + > arch/arm/dts/imx6q-phytec-phycore-som-emmc.dts | 1 + > arch/arm/dts/imx6q-phytec-phycore-som-nand.dts | 1 + > arch/arm/dts/imx6qdl-phytec-state.dtsi | 81 ++++++++++++++++++++++ > 7 files changed, 87 insertions(+) > create mode 100644 arch/arm/dts/imx6qdl-phytec-state.dtsi > > diff --git a/arch/arm/dts/imx6dl-phytec-phycore-som-emmc.dts b/arch/arm/dts/imx6dl-phytec-phycore-som-emmc.dts > index a04e37f80363..21cbb5f944c9 100644 > --- a/arch/arm/dts/imx6dl-phytec-phycore-som-emmc.dts > +++ b/arch/arm/dts/imx6dl-phytec-phycore-som-emmc.dts > @@ -15,6 +15,7 @@ > #include > #include "imx6dl.dtsi" > #include "imx6qdl-phytec-phycore-som.dtsi" > +#include "imx6qdl-phytec-state.dtsi" > > / { > model = "Phytec phyCORE-i.MX6 DualLite/SOLO with eMMC"; > diff --git a/arch/arm/dts/imx6dl-phytec-phycore-som-lc-emmc.dts b/arch/arm/dts/imx6dl-phytec-phycore-som-lc-emmc.dts > index 5d9727ec5b80..b8efb95ee08a 100644 > --- a/arch/arm/dts/imx6dl-phytec-phycore-som-lc-emmc.dts > +++ b/arch/arm/dts/imx6dl-phytec-phycore-som-lc-emmc.dts > @@ -9,6 +9,7 @@ > #include > #include "imx6dl.dtsi" > #include "imx6qdl-phytec-phycore-som.dtsi" > +#include "imx6qdl-phytec-state.dtsi" > > / { > model = "PHYTEC phyCORE-i.MX6 DualLite/SOLO with eMMC low-cost"; > diff --git a/arch/arm/dts/imx6dl-phytec-phycore-som-lc-nand.dts b/arch/arm/dts/imx6dl-phytec-phycore-som-lc-nand.dts > index e119e4c0d4fc..4d38d1698a48 100644 > --- a/arch/arm/dts/imx6dl-phytec-phycore-som-lc-nand.dts > +++ b/arch/arm/dts/imx6dl-phytec-phycore-som-lc-nand.dts > @@ -9,6 +9,7 @@ > #include > #include "imx6dl.dtsi" > #include "imx6qdl-phytec-phycore-som.dtsi" > +#include "imx6qdl-phytec-state.dtsi" > > / { > model = "PHYTEC phyCORE-i.MX6 Duallite/SOLO with NAND low-cost"; > diff --git a/arch/arm/dts/imx6dl-phytec-phycore-som-nand.dts b/arch/arm/dts/imx6dl-phytec-phycore-som-nand.dts > index 287d876e41ed..3ad3723d2893 100644 > --- a/arch/arm/dts/imx6dl-phytec-phycore-som-nand.dts > +++ b/arch/arm/dts/imx6dl-phytec-phycore-som-nand.dts > @@ -14,6 +14,7 @@ > #include > #include "imx6dl.dtsi" > #include "imx6qdl-phytec-phycore-som.dtsi" > +#include "imx6qdl-phytec-state.dtsi" > > / { > model = "Phytec phyCORE-i.MX6 Duallite/SOLO with NAND"; > diff --git a/arch/arm/dts/imx6q-phytec-phycore-som-emmc.dts b/arch/arm/dts/imx6q-phytec-phycore-som-emmc.dts > index 94a70389f084..7a86d5b94daf 100644 > --- a/arch/arm/dts/imx6q-phytec-phycore-som-emmc.dts > +++ b/arch/arm/dts/imx6q-phytec-phycore-som-emmc.dts > @@ -14,6 +14,7 @@ > #include > #include "imx6q.dtsi" > #include "imx6qdl-phytec-phycore-som.dtsi" > +#include "imx6qdl-phytec-state.dtsi" > > / { > model = "Phytec phyCORE-i.MX6 Quad with eMMC"; > diff --git a/arch/arm/dts/imx6q-phytec-phycore-som-nand.dts b/arch/arm/dts/imx6q-phytec-phycore-som-nand.dts > index 6d82ec34d6e5..96d1de224c9e 100644 > --- a/arch/arm/dts/imx6q-phytec-phycore-som-nand.dts > +++ b/arch/arm/dts/imx6q-phytec-phycore-som-nand.dts > @@ -14,6 +14,7 @@ > #include > #include "imx6q.dtsi" > #include "imx6qdl-phytec-phycore-som.dtsi" > +#include "imx6qdl-phytec-state.dtsi" > > / { > model = "Phytec phyCORE-i.MX6 Quad with NAND"; > diff --git a/arch/arm/dts/imx6qdl-phytec-state.dtsi b/arch/arm/dts/imx6qdl-phytec-state.dtsi > new file mode 100644 > index 000000000000..76aa15f3e2f7 > --- /dev/null > +++ b/arch/arm/dts/imx6qdl-phytec-state.dtsi > @@ -0,0 +1,81 @@ > +// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT) > +/* > + * Copyright (C) 2019 PHYTEC Messtechnik GmbH, > + * Author: Daniel Schultz > + */ > + > +/ { > + aliases { > + state = &state; > + }; > + > + state: imx6qdl_phytec_boot_state { > + magic = <0x883b86a6>; > + compatible = "barebox,state"; > + backend-type = "raw"; > + backend = <&backend_update_eeprom>; > + backend-stridesize = <54>; In order to be compatible with previous (and possibly future?) userspace implementations, you should also set the backend-storage-type property. We had cases in the past where userspace and barebox defaulted to different storage types and could not understand each other. (For reference: https://www.barebox.org/doc/2019.06.0/user/state.html ) - Roland > + > + #address-cells = <1>; > + #size-cells = <1>; > + bootstate { > + #address-cells = <1>; > + #size-cells = <1>; > + last_chosen { > + reg = <0x0 0x4>; > + type = "uint32"; > + }; > + system0 { > + #address-cells = <1>; > + #size-cells = <1>; > + remaining_attempts { > + reg = <0x4 0x4>; > + type = "uint32"; > + default = <3>; > + }; > + priority { > + reg = <0x8 0x4>; > + type = "uint32"; > + default = <21>; > + }; > + ok { > + reg = <0xc 0x4>; > + type = "uint32"; > + default = <0>; > + }; > + }; > + system1 { > + #address-cells = <1>; > + #size-cells = <1>; > + remaining_attempts { > + reg = <0x10 0x4>; > + type = "uint32"; > + default = <3>; > + }; > + priority { > + reg = <0x14 0x4>; > + type = "uint32"; > + default = <20>; > + }; > + ok { > + reg = <0x18 0x4>; > + type = "uint32"; > + default = <0>; > + }; > + }; > + }; > + }; > +}; > + > +&eeprom { > + status = "okay"; > + partitions { > + compatible = "fixed-partitions"; > + #size-cells = <1>; > + #address-cells = <1>; > + backend_update_eeprom: state@0 { > + reg = <0x0 0x100>; > + label = "update-eeprom"; > + }; > + }; > +}; > -- > 2.7.4 > > > _______________________________________________ > barebox mailing list > barebox@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/barebox > -- Roland Hieber | r.hieber@pengutronix.de | Pengutronix e.K. | https://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim | Phone: +49-5121-206917-5086 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox