[PATCH 015/171] iommu: Add a Kconfig for SPL_IOMMU

[Simon Glass]

This is implicitly used in the source and seems useful, so add it.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

 drivers/iommu/Kconfig | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig
index dabc1f900d5..bbacd14a56c 100644
--- a/drivers/iommu/Kconfig
+++ b/drivers/iommu/Kconfig
@@ -14,6 +14,10 @@ config IOMMU
 	  memory if the IOMMU has been programmed to allow access to
 	  that memory.
 
+config SPL_IOMMU
+	def_bool n  # Enable Driver Model for IOMMU drivers (SPL)
+	depends on SPL_DM
+
 config APPLE_DART
 	bool "Apple DART support"
 	depends on IOMMU && ARCH_APPLE
-- 
2.39.1.456.gfc5497dd1b-goog