aboutsummaryrefslogtreecommitdiffstats
path: root/roms/u-boot/arch/mips/mach-bmips/dram.c
diff options
context:
space:
mode:
Diffstat (limited to 'roms/u-boot/arch/mips/mach-bmips/dram.c')
-rw-r--r--roms/u-boot/arch/mips/mach-bmips/dram.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/roms/u-boot/arch/mips/mach-bmips/dram.c b/roms/u-boot/arch/mips/mach-bmips/dram.c
new file mode 100644
index 000000000..bba6cd6f4
--- /dev/null
+++ b/roms/u-boot/arch/mips/mach-bmips/dram.c
@@ -0,0 +1,39 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2016 Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
+ * Copyright (C) 2017 Álvaro Fernández Rojas <noltari@gmail.com>
+ */
+
+#include <common.h>
+#include <init.h>
+#include <log.h>
+#include <ram.h>
+#include <dm.h>
+#include <asm/global_data.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int dram_init(void)
+{
+ struct ram_info ram;
+ struct udevice *dev;
+ int err;
+
+ err = uclass_get_device(UCLASS_RAM, 0, &dev);
+ if (err) {
+ debug("DRAM init failed: %d\n", err);
+ return 0;
+ }
+
+ err = ram_get_info(dev, &ram);
+ if (err) {
+ debug("Cannot get DRAM size: %d\n", err);
+ return 0;
+ }
+
+ debug("SDRAM base=%zx, size=%x\n", ram.base, ram.size);
+
+ gd->ram_size = ram.size;
+
+ return 0;
+}