diff mbox series

[1/2] sandbox: add reserved-memory node in device tree

Message ID 20200314111340.278897-2-xypron.glpk@gmx.de
State Accepted
Commit 1ecea74e2e3f42185bb018fa64f70f43d2096d2f
Headers show
Series sandbox: provide memory reservations | expand

Commit Message

Heinrich Schuchardt March 14, 2020, 11:13 a.m. UTC 
For testing the handling of memory reservations create a reserved-memory
node in sandbox.dts and sandbox64.dts.

Signed-off-by: Heinrich Schuchardt <xypron.glpk at gmx.de>
---
 arch/sandbox/dts/sandbox.dts   | 19 +++++++++++++++++++
 arch/sandbox/dts/sandbox64.dts | 20 ++++++++++++++++++++
 2 files changed, 39 insertions(+)

--
2.25.1

Comments

Simon Glass March 14, 2020, 8:35 p.m. UTC | #1 
On Sat, 14 Mar 2020 at 05:13, Heinrich Schuchardt <xypron.glpk at gmx.de> wrote:
>
> For testing the handling of memory reservations create a reserved-memory
> node in sandbox.dts and sandbox64.dts.
>
> Signed-off-by: Heinrich Schuchardt <xypron.glpk at gmx.de>
> ---
>  arch/sandbox/dts/sandbox.dts   | 19 +++++++++++++++++++
>  arch/sandbox/dts/sandbox64.dts | 20 ++++++++++++++++++++
>  2 files changed, 39 insertions(+)
>

Reviewed-by: Simon Glass <sjg at chromum.org>
diff mbox series

Patch

diff --git a/arch/sandbox/dts/sandbox.dts b/arch/sandbox/dts/sandbox.dts
index 4dd82f6a32..d2e8cd8319 100644
--- a/arch/sandbox/dts/sandbox.dts
+++ b/arch/sandbox/dts/sandbox.dts
@@ -20,6 +20,25 @@ 
 		reg = <0 CONFIG_SYS_SDRAM_SIZE>;
 	};

+	reserved-memory {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		reservation_test0 {
+			size = <0x4000>;
+			alignment = <0x2000>;
+		};
+
+		reservation_test1: restest at a000 {
+			reg = <0x00d0a000 0x2000>;
+		};
+
+		reservation_test2: restest at 7000 {
+			reg = <0x00d07000 0x1000>;
+		};
+	};
+
 	cros_ec: cros-ec {
 		reg = <0 0>;
 		u-boot,dm-pre-reloc;
diff --git a/arch/sandbox/dts/sandbox64.dts b/arch/sandbox/dts/sandbox64.dts
index 5c95cee9d7..56dd703a1e 100644
--- a/arch/sandbox/dts/sandbox64.dts
+++ b/arch/sandbox/dts/sandbox64.dts
@@ -20,6 +20,26 @@ 
 		reg = /bits/ 64 <0 CONFIG_SYS_SDRAM_SIZE>;
 	};

+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		reservation_test_size {
+			size = <0 0x4000>;
+			alignment = <0 0x2000>;
+		};
+
+		reservation_test at a000 {
+			reg = <0 0x00d0a000 0 0x2000>;
+		};
+
+		reservation_test at 7000 {
+			reg = <0 0x00d07000 0 0x1000>;
+		};
+	};
+
+	/* ... */
 	cros_ec: cros-ec {
 		reg = <0 0 0 0>;
 		u-boot,dm-pre-reloc;