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u-boot/arch/arm/dts/r8a779a0-u-boot.dtsi
Marek Vasut ae3c0d42fa ARM: dts: renesas: Add RPC node to R8A779A0 V3U
The R-Car V3U does support RPC interface, however the support for it is
missing in upstream Linux DTs as of commit 9f4ad9e425a1 ("Linux 5.12"),
add the node into u-boot.dtsi to let U-Boot access the SPI NOR or HF.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
2021-06-24 20:22:18 +02:00

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// SPDX-License-Identifier: GPL-2.0
/*
* Device Tree Source extras for U-Boot on R-Car R8A779A0 SoC
*
* Copyright (C) 2020 Renesas Electronics Corp.
*/
#include "r8a779x-u-boot.dtsi"
/ {
soc {
rpc: spi@ee200000 {
compatible = "renesas,rpc-r8a779a0", "renesas,rcar-gen3-rpc";
reg = <0 0xee200000 0 0x200>, <0 0x08000000 0 0x04000000>;
clocks = <&cpg CPG_MOD 629>;
bank-width = <2>;
num-cs = <1>;
status = "disabled";
};
};
};
&extalr_clk {
u-boot,dm-pre-reloc;
};