1 files changed, 72 insertions, 0 deletions
diff --git a/arch/arm/mach-k3/k3-ddr.c b/arch/arm/mach-k3/k3-ddr.c
new file mode 100644
index 00000000000..6e3e60cdc86
--- /dev/null
+++ b/arch/arm/mach-k3/k3-ddr.c
@@ -0,0 +1,72 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2024, Texas Instruments Incorporated - https://www.ti.com/
+ */
+
+#include <fdt_support.h>
+#include <dm/uclass.h>
+#include <k3-ddrss.h>
+#include <spl.h>
+
+#include <asm/arch/k3-ddr.h>
+
+__weak int dram_init(void)
+{
+	return 0;
+}
+
+__weak int dram_init_banksize(void)
+{
+	return 0;
+}
+
+#if defined(CONFIG_SPL_BUILD)
+void fixup_ddr_driver_for_ecc(struct spl_image_info *spl_image)
+{
+	struct udevice *dev;
+	int ret, ctr = 1;
+
+	dram_init_banksize();
+
+	ret = uclass_get_device(UCLASS_RAM, 0, &dev);
+	if (ret)
+		panic("Cannnot get RAM device for ddr size fixup: %d\n", ret);
+
+	ret = k3_ddrss_ddr_fdt_fixup(dev, spl_image->fdt_addr, gd->bd);
+	if (ret)
+		printf("Error fixing up ddr node for ECC use! %d\n", ret);
+
+	ret = uclass_next_device_err(&dev);
+
+	while (ret && ret != -ENODEV) {
+		ret = k3_ddrss_ddr_fdt_fixup(dev, spl_image->fdt_addr, gd->bd);
+		if (ret)
+			printf("Error fixing up ddr node %d for ECC use! %d\n", ctr, ret);
+
+		ret = uclass_next_device_err(&dev);
+		ctr++;
+	}
+}
+
+void fixup_memory_node(struct spl_image_info *spl_image)
+{
+	u64 start[CONFIG_NR_DRAM_BANKS];
+	u64 size[CONFIG_NR_DRAM_BANKS];
+	int bank;
+	int ret;
+
+	dram_init();
+	dram_init_banksize();
+
+	for (bank = 0; bank < CONFIG_NR_DRAM_BANKS; bank++) {
+		start[bank] = gd->bd->bi_dram[bank].start;
+		size[bank] = gd->bd->bi_dram[bank].size;
+	}
+
+	ret = fdt_fixup_memory_banks(spl_image->fdt_addr, start, size,
+				     CONFIG_NR_DRAM_BANKS);
+
+	if (ret)
+		printf("Error fixing up memory node! %d\n", ret);
+}
+#endif