diff mbox series

[11/13] ARM: dts: renesas: rskrza1: Add FLASH nodes

Message ID 17a221699da14639e72264ffa39d47592d470f9a.1693481518.git.geert+renesas@glider.be (mailing list archive)
State New, archived
Headers show
Series ARM: dts: renesas: LBSC and FLASH improvements | expand

Commit Message

Geert Uytterhoeven Aug. 31, 2023, 11:52 a.m. UTC
Add device nodes for the Spansion S29GL512S NOR FLASH and the dual
Spansion S25FL512S QSPI NOR FLASH on the RSK+RZA1 development board.
The former resides in the external address space of the Bus State
Controller (BSC).  The latter is mapped directly through the SPI Multi
I/O Bus Controller.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
 .../arm/boot/dts/renesas/r7s72100-rskrza1.dts | 66 +++++++++++++++++++
 1 file changed, 66 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/renesas/r7s72100-rskrza1.dts b/arch/arm/boot/dts/renesas/r7s72100-rskrza1.dts
index e95b820e401663eb..f3233290041d0b52 100644
--- a/arch/arm/boot/dts/renesas/r7s72100-rskrza1.dts
+++ b/arch/arm/boot/dts/renesas/r7s72100-rskrza1.dts
@@ -29,6 +29,48 @@  memory@8000000 {
 		reg = <0x08000000 0x02000000>;
 	};
 
+	flash@18000000 {
+		compatible = "mtd-rom";
+		reg = <0x18000000 0x08000000>;
+		clocks = <&mstp9_clks R7S72100_CLK_SPIBSC0>;
+		power-domains = <&cpg_clocks>;
+		bank-width = <4>;
+		device-width = <1>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition@0 {
+				label = "uboot";
+				reg = <0x00000000 0x00080000>;
+			};
+
+			partition@80000 {
+				label = "uboot-env";
+				reg = <0x00080000 0x00040000>;
+			};
+
+			partition@c0000 {
+				label = "dt";
+				reg = <0x000c0000 0x00040000>;
+			};
+
+			partition@100000 {
+				label = "kernel";
+				reg = <0x00100000 0x00280000>;
+			};
+
+			partition@400000 {
+				label = "rootfs";
+				reg = <0x00400000 0x01c00000>;
+			};
+		};
+	};
+
 	keyboard {
 		compatible = "gpio-keys";
 
@@ -113,6 +155,30 @@  eeprom@50 {
 	};
 };
 
+&bsc {
+	flash@0 {
+		compatible = "cfi-flash";
+		reg = <0x00000000 0x4000000>;
+		bank-width = <2>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition@0 {
+				label = "apps";
+				reg = <0x00000000 0x01000000>;
+			};
+
+			partition@1000000 {
+				label = "data";
+				reg = <0x01000000 0x03000000>;
+			};
+		};
+	};
+};
+
 &usb_x1_clk {
 	clock-frequency = <48000000>;
 };