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Diffstat (limited to 'arch/arm64/boot/dts/renesas/r9a07g044c2-smarc.dts')
-rw-r--r--arch/arm64/boot/dts/renesas/r9a07g044c2-smarc.dts42
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/r9a07g044c2-smarc.dts b/arch/arm64/boot/dts/renesas/r9a07g044c2-smarc.dts
index fc34058002e2..0b90367b6d1e 100644
--- a/arch/arm64/boot/dts/renesas/r9a07g044c2-smarc.dts
+++ b/arch/arm64/boot/dts/renesas/r9a07g044c2-smarc.dts
@@ -6,7 +6,49 @@
*/
/dts-v1/;
+
+/*
+ * DIP-Switch SW1 setting on SoM
+ * 1 : High; 0: Low
+ * SW1-2 : SW_SD0_DEV_SEL (1: eMMC; 0: uSD)
+ * SW1-3 : SW_SCIF_CAN (1: CAN1; 0: SCIF1)
+ * SW1-4 : SW_RSPI_CAN (1: CAN1; 0: RSPI1)
+ * SW1-5 : SW_I2S0_I2S1 (1: I2S2 (HDMI audio); 0: I2S0)
+ * Please change below macros according to SW1 setting
+ */
+
+#define SW_SD0_DEV_SEL 1
+
+#define SW_SCIF_CAN 0
+#if (SW_SCIF_CAN)
+/* Due to HW routing, SW_RSPI_CAN is always 0 when SW_SCIF_CAN is set to 1 */
+#define SW_RSPI_CAN 0
+#else
+/* Please set SW_RSPI_CAN. Default value is 1 */
+#define SW_RSPI_CAN 1
+#endif
+
+#if (SW_SCIF_CAN && SW_RSPI_CAN)
+#error "Can not set 1 to both SW_SCIF_CAN and SW_RSPI_CAN due to HW routing"
+#endif
+
+/* comment the #define statement to disable SCIF1 (SER0) on PMOD1 (CN7) */
+#define PMOD1_SER0 1
+
+/*
+ * To enable MTU3a PWM on PMOD0,
+ * - Set DIP-Switch SW1-4 to Off position.
+ * - Set SW_RSPI_CAN macro to 0.
+ * - Set PMOD_MTU3 macro to 1.
+ */
+#define PMOD_MTU3 0
+
+#if (PMOD_MTU3 && SW_RSPI_CAN)
+#error "Cannot set as both PMOD_MTU3 and SW_RSPI_CAN are mutually exclusive"
+#endif
+
#include "r9a07g044c2.dtsi"
+#include "rzg2lc-smarc-som.dtsi"
#include "rzg2lc-smarc.dtsi"
/ {