ARM: renesas: Add R8A77970 V3MSK board and CPLD code
Add board code for the R8A77970 V3MSK board.
Add CPLD sysreset driver to the R-Car V3M SK board.
Extracted from a larger patch by Valentine Barshak.
Reviewed-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
Signed-off-by: Valentine Barshak <valentine.barshak@cogentembedded.com>
Signed-off-by: Hai Pham <hai.pham.ud@renesas.com>
Signed-off-by: Tam Nguyen <tam.nguyen.xa@renesas.com>
Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
[Marek: Sync configs and board code with V3M Eagle, squash CPLD driver in]
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 35f50f4..dd917ae 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -1050,6 +1050,7 @@
r8a77965-ulcb-u-boot.dtb \
r8a77965-salvator-x-u-boot.dtb \
r8a77970-eagle-u-boot.dtb \
+ r8a77970-v3msk-u-boot.dtb \
r8a77980-condor-u-boot.dtb \
r8a77990-ebisu-u-boot.dtb \
r8a77995-draak-u-boot.dtb
diff --git a/arch/arm/dts/r8a77970-v3msk-u-boot.dts b/arch/arm/dts/r8a77970-v3msk-u-boot.dts
new file mode 100644
index 0000000..6ee06d7
--- /dev/null
+++ b/arch/arm/dts/r8a77970-v3msk-u-boot.dts
@@ -0,0 +1,65 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree Source extras for U-Boot for the V3MSK board
+ *
+ * Copyright (C) 2019 Cogent Embedded, Inc.
+ */
+
+#include "r8a77970-v3msk.dts"
+#include "r8a77970-u-boot.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+ aliases {
+ spi0 = &rpc;
+ };
+
+ cpld {
+ compatible = "renesas,v3msk-cpld";
+ status = "okay";
+ gpio-mdc = <&gpio1 21 0>;
+ gpio-mosi = <&gpio1 22 0>;
+ gpio-miso = <&gpio1 23 0>;
+ gpio-enablez = <&gpio1 19 0>;
+ /* Disable V3MSK Videobox Mini CANFD PHY */
+ gpios = <&gpio0 12 0>, <&gpio0 14 0>;
+ };
+};
+
+&avb {
+ pinctrl-0 = <&avb0_pins>;
+ pinctrl-names = "default";
+
+};
+
+&phy0 {
+ reset-gpios = <&gpio1 16 GPIO_ACTIVE_LOW>;
+};
+
+&pfc {
+ avb0_pins: avb {
+ mux {
+ groups = "avb0_link", "avb0_mdio", "avb0_rgmii", "avb0_txcrefclk";
+ function = "avb0";
+ };
+ };
+};
+
+&rpc {
+ num-cs = <1>;
+ status = "okay";
+ spi-max-frequency = <50000000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ flash0: spi-flash@0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "s25fs512s", "spi-flash", "jedec,spi-nor";
+ spi-max-frequency = <50000000>;
+ spi-tx-bus-width = <1>;
+ spi-rx-bus-width = <1>;
+ reg = <0>;
+ status = "okay";
+ };
+};
diff --git a/arch/arm/mach-rmobile/Kconfig.rcar3 b/arch/arm/mach-rmobile/Kconfig.rcar3
index 5f33821..46d2742 100644
--- a/arch/arm/mach-rmobile/Kconfig.rcar3
+++ b/arch/arm/mach-rmobile/Kconfig.rcar3
@@ -111,6 +111,11 @@
help
Support for Renesas R-Car Gen3 Eagle platform
+config TARGET_V3MSK
+ bool "V3MSK board"
+ help
+ Support for Renesas R-Car Gen3 V3MSK platform
+
config TARGET_EBISU
bool "Ebisu board"
imply R8A77990
@@ -166,6 +171,7 @@
source "board/renesas/ebisu/Kconfig"
source "board/renesas/salvator-x/Kconfig"
source "board/renesas/ulcb/Kconfig"
+source "board/renesas/v3msk/Kconfig"
source "board/beacon/beacon-rzg2m/Kconfig"
source "board/hoperun/hihope-rzg2/Kconfig"
source "board/silinux/ek874/Kconfig"