summaryrefslogtreecommitdiff
path: root/arch
diff options
context:
space:
mode:
authorSimon Glass <sjg@chromium.org>2016-01-17 16:11:14 -0700
committerBin Meng <bmeng.cn@gmail.com>2016-01-24 12:08:16 +0800
commit5544757ce97c72119359eb47aa57d28e46fdf405 (patch)
treeb7236c701edb709f10831015681e88932d7b2af4 /arch
parent858361b174ca44cd3ae3bfd87fcd33bcfeb31188 (diff)
downloadu-boot-imx-5544757ce97c72119359eb47aa57d28e46fdf405.zip
u-boot-imx-5544757ce97c72119359eb47aa57d28e46fdf405.tar.gz
u-boot-imx-5544757ce97c72119359eb47aa57d28e46fdf405.tar.bz2
dm: x86: Add a northbridge uclass
Add a uclass for the northbridge / SDRAM controller found on some older Intel chipsets. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/lib/Makefile1
-rw-r--r--arch/x86/lib/northbridge-uclass.c15
2 files changed, 16 insertions, 0 deletions
diff --git a/arch/x86/lib/Makefile b/arch/x86/lib/Makefile
index 43792bc..d9fc296 100644
--- a/arch/x86/lib/Makefile
+++ b/arch/x86/lib/Makefile
@@ -19,6 +19,7 @@ obj-y += lpc-uclass.o
obj-y += mpspec.o
obj-$(CONFIG_ENABLE_MRC_CACHE) += mrccache.o
obj-y += cmd_mtrr.o
+obj-y += northbridge-uclass.o
obj-$(CONFIG_I8259_PIC) += i8259.o
obj-$(CONFIG_I8254_TIMER) += i8254.o
ifndef CONFIG_DM_PCI
diff --git a/arch/x86/lib/northbridge-uclass.c b/arch/x86/lib/northbridge-uclass.c
new file mode 100644
index 0000000..64b6257
--- /dev/null
+++ b/arch/x86/lib/northbridge-uclass.c
@@ -0,0 +1,15 @@
+/*
+ * Copyright (c) 2015 Google, Inc
+ * Written by Simon Glass <sjg@chromium.org>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <dm/root.h>
+
+UCLASS_DRIVER(northbridge) = {
+ .id = UCLASS_NORTHBRIDGE,
+ .name = "northbridge",
+};