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From: Daniel Schultz <d.schultz@phytec.de>
To: barebox@lists.infradead.org
Subject: [PATCH 2/5] ARM: dts: AM335x: Add state framework
Date: Fri, 27 Oct 2017 16:37:29 +0200	[thread overview]
Message-ID: <1509115052-4331-2-git-send-email-d.schultz@phytec.de> (raw)
In-Reply-To: <1509115052-4331-1-git-send-email-d.schultz@phytec.de>

This patch adds the state framework with an EEPROM partition and two
nodes for MAC addresses. It will be available for all phycore AM335x
images with EEPROMs.

Signed-off-by: Daniel Schultz <d.schultz@phytec.de>
---
 arch/arm/dts/am335x-phytec-phycore-som-emmc.dts    |  1 +
 .../dts/am335x-phytec-phycore-som-nand-no-spi.dts  |  1 +
 arch/arm/dts/am335x-phytec-phycore-som-nand.dts    |  1 +
 arch/arm/dts/am335x-phytec-state.dtsi              | 52 ++++++++++++++++++++++
 4 files changed, 55 insertions(+)
 create mode 100644 arch/arm/dts/am335x-phytec-state.dtsi

diff --git a/arch/arm/dts/am335x-phytec-phycore-som-emmc.dts b/arch/arm/dts/am335x-phytec-phycore-som-emmc.dts
index 880700e..f264498 100644
--- a/arch/arm/dts/am335x-phytec-phycore-som-emmc.dts
+++ b/arch/arm/dts/am335x-phytec-phycore-som-emmc.dts
@@ -16,6 +16,7 @@
 
 #include "am33xx.dtsi"
 #include "am335x-phytec-phycore-som.dtsi"
+#include "am335x-phytec-state.dtsi"
 
 / {
 	model = "Phytec phyCORE EMMC AM335x";
diff --git a/arch/arm/dts/am335x-phytec-phycore-som-nand-no-spi.dts b/arch/arm/dts/am335x-phytec-phycore-som-nand-no-spi.dts
index 2c2fab0..b35294c 100644
--- a/arch/arm/dts/am335x-phytec-phycore-som-nand-no-spi.dts
+++ b/arch/arm/dts/am335x-phytec-phycore-som-nand-no-spi.dts
@@ -9,6 +9,7 @@
 
 #include "am33xx.dtsi"
 #include "am335x-phytec-phycore-som.dtsi"
+#include "am335x-phytec-state.dtsi"
 
 / {
 	model = "Phytec phyCORE AM335x";
diff --git a/arch/arm/dts/am335x-phytec-phycore-som-nand.dts b/arch/arm/dts/am335x-phytec-phycore-som-nand.dts
index 6ff2447..4d7606b 100644
--- a/arch/arm/dts/am335x-phytec-phycore-som-nand.dts
+++ b/arch/arm/dts/am335x-phytec-phycore-som-nand.dts
@@ -9,6 +9,7 @@
 
 #include "am33xx.dtsi"
 #include "am335x-phytec-phycore-som.dtsi"
+#include "am335x-phytec-state.dtsi"
 
 / {
 	model = "Phytec phyCORE AM335x";
diff --git a/arch/arm/dts/am335x-phytec-state.dtsi b/arch/arm/dts/am335x-phytec-state.dtsi
new file mode 100644
index 0000000..fbc35b9
--- /dev/null
+++ b/arch/arm/dts/am335x-phytec-state.dtsi
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2017 PHYTEC Messtechnik GmbH,
+ * Author: Daniel Schultz <d.schultz@phytec.de>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+/ {
+	aliases {
+		am335x_phytec_mac_state = &am335x_phytec_mac_state;
+	};
+
+	am335x_phytec_mac_state: am335x_phytec_mac_state {
+		magic = <0x3f45620e>;
+		compatible = "barebox,state";
+		backend-type = "raw";
+		backend = <&backend_state_eeprom>;
+		backend-stridesize = <40>;
+
+		#address-cells = <1>;
+		#size-cells = <1>;
+		mac0 {
+			reg = <0x0 0x6>;
+			type = "mac";
+		};
+		mac1 {
+			reg = <0x6 0x6>;
+			type = "mac";
+		};
+
+	};
+};
+
+&eeprom {
+	status = "okay";
+	partitions {
+		compatible = "fixed-partitions";
+		#size-cells = <1>;
+		#address-cells = <1>;
+		backend_state_eeprom: state@0 {
+			reg = <0x000 0x120>;
+			label = "state-eeprom";
+		};
+	};
+};
-- 
2.7.4


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  reply	other threads:[~2017-10-27 14:38 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-27 14:37 [PATCH 1/5] ARM: boards: phytec-som-am335x: Add unified MLO Daniel Schultz
2017-10-27 14:37 ` Daniel Schultz [this message]
2017-10-27 14:37 ` [PATCH 3/5] ARM: configs: am335x_defconfig: Add state config Daniel Schultz
2017-10-27 14:37 ` [PATCH 4/5] common: state: Make find_var public Daniel Schultz
2017-11-01  7:53   ` Sascha Hauer
2017-10-27 14:37 ` [PATCH 5/5] ARM: phytec-som-am335x: Set MAC addresses from state Daniel Schultz

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