dts: ipq9574-rdp433-u-boot: add override dtsi
Add initial support for the IPQ9574 MMC based RDP platforms.
Define memory layout statically.
Reviewed-by: Caleb Connolly <caleb.connolly@linaro.org>
Signed-off-by: Varadarajan Narayanan <quic_varada@quicinc.com>
Link: https://lore.kernel.org/r/20250226064505.1178054-3-quic_varada@quicinc.com
Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
diff --git a/arch/arm/dts/ipq9574-rdp433-u-boot.dtsi b/arch/arm/dts/ipq9574-rdp433-u-boot.dtsi
new file mode 100644
index 0000000..390e233
--- /dev/null
+++ b/arch/arm/dts/ipq9574-rdp433-u-boot.dtsi
@@ -0,0 +1,25 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) 2025, Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+/ {
+ /* Will be removed when SMEM parsing is updated */
+ memory@40000000 {
+ device_type = "memory";
+ reg = <0x0 0x40000000 0x0 0x40000000>,
+ <0x0 0x4a500000 0x0 0x00100000>;
+ };
+};
+
+&sdhc_1 {
+ sdhci-caps-mask = <0x0 0x04000000>;
+ sdhci-caps = <0x0 0x04000000>; /* SDHCI_CAN_VDD_180 */
+
+ /*
+ * This reset is needed to clear out the settings done by
+ * previous boot loader. Without this the SDHCI_RESET_ALL
+ * reset done sdhci_init() times out.
+ */
+ resets = <&gcc GCC_SDCC_BCR>;
+};