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From: Lucas Stach <l.stach@pengutronix.de>
To: barebox@lists.infradead.org
Subject: [PATCH v2 10/12] vexpress: add bootstate node to the device tree
Date: Thu, 12 Oct 2017 12:26:56 +0200	[thread overview]
Message-ID: <20171012102658.17104-10-l.stach@pengutronix.de> (raw)
In-Reply-To: <20171012102658.17104-1-l.stach@pengutronix.de>

From: Michael Olbrich <m.olbrich@pengutronix.de>

Signed-off-by: Michael Olbrich <m.olbrich@pengutronix.de>
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
---
 arch/arm/dts/vexpress-v2p-ca9.dts | 63 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)

diff --git a/arch/arm/dts/vexpress-v2p-ca9.dts b/arch/arm/dts/vexpress-v2p-ca9.dts
index 541840ae22dc..d0975330f205 100644
--- a/arch/arm/dts/vexpress-v2p-ca9.dts
+++ b/arch/arm/dts/vexpress-v2p-ca9.dts
@@ -6,6 +6,10 @@
 		device-path = &barebox_env;
 	};
 
+	aliases {
+		state = &state;
+	};
+
 	smb@4000000 {
 		motherboard {
 			flash@0,00000000 {
@@ -21,6 +25,65 @@
 					label = "barebox-environment";
 					reg = <0x80000 0x80000>;
 				};
+
+				state_storage: partition@100000 {
+					label = "barebox-state";
+					reg = <0x100000 0x100000>;
+				};
+			};
+		};
+	};
+
+	/* State: mutable part */
+	state: state {
+		magic = <0x4d433230>;
+		compatible = "barebox,state";
+		backend-type = "raw";
+		backend = <&state_storage>;
+		backend-stridesize = <0x40>;
+		backend-storage-type = "circular";
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		bootstate {
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			system0 { /* the node's name here must match the subnode's name in the 'bootstate' node */
+				#address-cells = <1>;
+				#size-cells = <1>;
+
+				remaining_attempts@0 {
+					reg = <0x0 0x4>;
+					type = "uint32";
+					default = <3>;
+				};
+				priority@4 {
+					reg = <0x4 0x4>;
+					type = "uint32";
+					default = <20>;
+				};
+			};
+
+			system1 { /* the node's name here must match the subnode's name in the 'bootstate' node */
+				#address-cells = <1>;
+				#size-cells = <1>;
+
+				remaining_attempts@8 {
+					reg = <0x8 0x4>;
+					type = "uint32";
+					default = <3>;
+				};
+				priority@c {
+					reg = <0xC 0x4>;
+					type = "uint32";
+					default = <20>;
+				};
+			};
+
+			last_chosen@10 {
+				reg = <0x10 0x4>;
+				type = "uint32";
 			};
 		};
 	};
-- 
2.11.0


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  parent reply	other threads:[~2017-10-12 10:27 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-12 10:26 [PATCH v2 01/12] ARM: vexpress: always build relocatable image Lucas Stach
2017-10-12 10:26 ` [PATCH v2 02/12] of: populate clock providers before other devices Lucas Stach
2017-10-12 10:26 ` [PATCH v2 03/12] clk: versatile: add basic clocks Lucas Stach
2017-10-12 10:26 ` [PATCH v2 04/12] clocksource: sp804: silently ignore secondary instaces Lucas Stach
2017-10-12 10:26 ` [PATCH v2 05/12] mci: mmci: add DT support Lucas Stach
2017-10-12 10:26 ` [PATCH v2 06/12] ARM: vexpress: switch to DT probe and multi-image build Lucas Stach
2017-10-12 10:26 ` [PATCH v2 07/12] ARM: vexpress: regenerate config Lucas Stach
2017-10-12 10:26 ` [PATCH v2 08/12] docs: add qemu vexpress Lucas Stach
2017-10-12 10:26 ` [PATCH v2 09/12] vexpress: use device tree provided by QEMU if available Lucas Stach
2017-10-12 10:26 ` Lucas Stach [this message]
2017-10-12 10:26 ` [PATCH v2 11/12] of: base: add function to copy a device tree node Lucas Stach
2017-10-12 10:26 ` [PATCH v2 12/12] ARM: vexpress: add fixup handler for 'virtio, mmio' devices Lucas Stach
2017-10-16  7:31 ` [PATCH v2 01/12] ARM: vexpress: always build relocatable image Sascha Hauer

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