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-rw-r--r--arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi65
1 files changed, 65 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi b/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi
new file mode 100644
index 000000000..e180a955b
--- /dev/null
+++ b/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi
@@ -0,0 +1,65 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+/*
+ * Device Tree Source for the RZ/{G2L,V2L} SMARC EVK common parts
+ *
+ * Copyright (C) 2021 Renesas Electronics Corp.
+ */
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/pinctrl/rzg2l-pinctrl.h>
+
+/* comment the #define statement to disable SCIF2 (SER0) on PMOD1 (CN7) */
+#define PMOD1_SER0 1
+
+/ {
+ aliases {
+ serial1 = &scif2;
+ i2c3 = &i2c3;
+ };
+};
+
+&cpu_dai {
+ sound-dai = <&ssi0>;
+};
+
+&i2c3 {
+ pinctrl-0 = <&i2c3_pins>;
+ pinctrl-names = "default";
+ clock-frequency = <400000>;
+
+ status = "okay";
+
+ wm8978: codec@1a {
+ compatible = "wlf,wm8978";
+ #sound-dai-cells = <0>;
+ reg = <0x1a>;
+ };
+};
+
+/*
+ * To enable SCIF2 (SER0) on PMOD1 (CN7)
+ * SW1 should be at position 2->3 so that SER0_CTS# line is activated
+ * SW2 should be at position 2->3 so that SER0_TX line is activated
+ * SW3 should be at position 2->3 so that SER0_RX line is activated
+ * SW4 should be at position 2->3 so that SER0_RTS# line is activated
+ */
+#if PMOD1_SER0
+&scif2 {
+ pinctrl-0 = <&scif2_pins>;
+ pinctrl-names = "default";
+
+ uart-has-rtscts;
+ status = "okay";
+};
+#endif
+
+&ssi0 {
+ pinctrl-0 = <&ssi0_pins>;
+ pinctrl-names = "default";
+
+ status = "okay";
+};
+
+&vccq_sdhi1 {
+ gpios = <&pinctrl RZG2L_GPIO(39, 1) GPIO_ACTIVE_HIGH>;
+};