Add support for a second cache type, for Apollo Lake.
Signed-off-by: Simon Glass sjg@chromium.org Reviewed-by: Bin Meng bmeng.cn@gmail.com ---
Changes in v5: None Changes in v4: - apollolake -> Apollo Lake
Changes in v3: - Move the mrccache_get_region() change into this patch
Changes in v2: None
arch/x86/include/asm/mrccache.h | 1 + arch/x86/lib/mrccache.c | 3 ++- 2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/arch/x86/include/asm/mrccache.h b/arch/x86/include/asm/mrccache.h index b81e2b2fb6..0917cf2470 100644 --- a/arch/x86/include/asm/mrccache.h +++ b/arch/x86/include/asm/mrccache.h @@ -30,6 +30,7 @@ struct mrc_region { /* Types of MRC data */ enum mrc_type_t { MRC_TYPE_NORMAL, + MRC_TYPE_VAR,
MRC_TYPE_COUNT, }; diff --git a/arch/x86/lib/mrccache.c b/arch/x86/lib/mrccache.c index 1278737ce4..10949d249e 100644 --- a/arch/x86/lib/mrccache.c +++ b/arch/x86/lib/mrccache.c @@ -241,7 +241,8 @@ int mrccache_get_region(enum mrc_type_t type, struct udevice **devp, }
/* Find the place where we put the MRC cache */ - mrc_node = dev_read_subnode(dev, "rw-mrc-cache"); + mrc_node = dev_read_subnode(dev, type == MRC_TYPE_NORMAL ? + "rw-mrc-cache" : "rw-var-mrc-cache"); if (!ofnode_valid(mrc_node)) return log_msg_ret("Cannot find node", -EPERM);