* [PATCH 1/2] arm64: dts: renesas: r8a779h0: Add RPC node
[not found] <cover.1708354463.git.geert+renesas@glider.be>
@ 2024-02-19 15:00 ` Geert Uytterhoeven
2024-02-19 16:51 ` Wolfram Sang
2024-02-19 15:00 ` [PATCH 2/2] arm64: dts: renesas: gray-hawk-single: Add QSPI FLASH support Geert Uytterhoeven
1 sibling, 1 reply; 4+ messages in thread
From: Geert Uytterhoeven @ 2024-02-19 15:00 UTC (permalink / raw)
To: Magnus Damm, Wolfram Sang
Cc: linux-renesas-soc, linux-arm-kernel, Cong Dang,
Geert Uytterhoeven
From: Cong Dang <cong.dang.xn@renesas.com>
Add a device node for the SPI Multi I/O Bus Controller (RPC-IF) on the
Renesas R-Car V4M (R8A779H0) SoC.
Signed-off-by: Cong Dang <cong.dang.xn@renesas.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
Changes compared to the BSP:
- Drop undocumented clock-names property.
---
arch/arm64/boot/dts/renesas/r8a779h0.dtsi | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/arch/arm64/boot/dts/renesas/r8a779h0.dtsi b/arch/arm64/boot/dts/renesas/r8a779h0.dtsi
index 46c586f4e326959f..11885729181bc903 100644
--- a/arch/arm64/boot/dts/renesas/r8a779h0.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779h0.dtsi
@@ -621,6 +621,22 @@ mmc0: mmc@ee140000 {
status = "disabled";
};
+ rpc: spi@ee200000 {
+ compatible = "renesas,r8a779h0-rpc-if",
+ "renesas,rcar-gen4-rpc-if";
+ reg = <0 0xee200000 0 0x200>,
+ <0 0x08000000 0 0x04000000>,
+ <0 0xee208000 0 0x100>;
+ reg-names = "regs", "dirmap", "wbuf";
+ interrupts = <GIC_SPI 225 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cpg CPG_MOD 629>;
+ power-domains = <&sysc R8A779H0_PD_ALWAYS_ON>;
+ resets = <&cpg 629>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
gic: interrupt-controller@f1000000 {
compatible = "arm,gic-v3";
#interrupt-cells = <3>;
--
2.34.1
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^ permalink raw reply related [flat|nested] 4+ messages in thread* [PATCH 2/2] arm64: dts: renesas: gray-hawk-single: Add QSPI FLASH support
[not found] <cover.1708354463.git.geert+renesas@glider.be>
2024-02-19 15:00 ` [PATCH 1/2] arm64: dts: renesas: r8a779h0: Add RPC node Geert Uytterhoeven
@ 2024-02-19 15:00 ` Geert Uytterhoeven
2024-02-19 16:53 ` Wolfram Sang
1 sibling, 1 reply; 4+ messages in thread
From: Geert Uytterhoeven @ 2024-02-19 15:00 UTC (permalink / raw)
To: Magnus Damm, Wolfram Sang
Cc: linux-renesas-soc, linux-arm-kernel, Cong Dang,
Geert Uytterhoeven
From: Cong Dang <cong.dang.xn@renesas.com>
Describe the QSPI FLASH on the Gray Hawk Single board.
Signed-off-by: Cong Dang <cong.dang.xn@renesas.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
Changes compared to the BSP:
- Apply to r8a779h0-gray-hawk-single.dts,
- Add missing status = "okay".
---
.../dts/renesas/r8a779h0-gray-hawk-single.dts | 33 +++++++++++++++++++
1 file changed, 33 insertions(+)
diff --git a/arch/arm64/boot/dts/renesas/r8a779h0-gray-hawk-single.dts b/arch/arm64/boot/dts/renesas/r8a779h0-gray-hawk-single.dts
index 1163ac5e292755db..bc8616a56c039b20 100644
--- a/arch/arm64/boot/dts/renesas/r8a779h0-gray-hawk-single.dts
+++ b/arch/arm64/boot/dts/renesas/r8a779h0-gray-hawk-single.dts
@@ -181,12 +181,45 @@ mmc_pins: mmc {
power-source = <1800>;
};
+ qspi0_pins: qspi0 {
+ groups = "qspi0_ctrl", "qspi0_data4";
+ function = "qspi0";
+ };
+
scif_clk_pins: scif-clk {
groups = "scif_clk";
function = "scif_clk";
};
};
+&rpc {
+ pinctrl-0 = <&qspi0_pins>;
+ pinctrl-names = "default";
+
+ status = "okay";
+
+ flash@0 {
+ compatible = "spansion,s25fs512s", "jedec,spi-nor";
+ reg = <0>;
+ spi-max-frequency = <40000000>;
+ spi-rx-bus-width = <4>;
+
+ partitions {
+ compatible = "fixed-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ boot@0 {
+ reg = <0x0 0x1200000>;
+ read-only;
+ };
+ user@1200000 {
+ reg = <0x1200000 0x2e00000>;
+ };
+ };
+ };
+};
+
&rwdt {
timeout-sec = <60>;
status = "okay";
--
2.34.1
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^ permalink raw reply related [flat|nested] 4+ messages in thread