These drivers are not needed on all platforms. While they are small, it
is useful in TPL to drop then. Add Kconfig control to allow this.
Signed-off-by: Simon Glass <s...@chromium.org>
---
drivers/pch/Kconfig | 18 ++++++++++++++++++
drivers/pch/Makefile | 4 ++--
2 files changed, 20 insertions(+), 2 deletions(-)
diff --git a/drivers/pch/Kconfig b/drivers/pch/Kconfig
index 18f006de24c..a02a1b857cc 100644
--- a/drivers/pch/Kconfig
+++ b/drivers/pch/Kconfig
@@ -7,3 +7,21 @@ config PCH
northbridge / southbridge architecture that was previously used. The
PCH allows for higher performance since the memory functions are
handled in the CPU.
+
+config X86_PCH7
+ bool "Add support for Intel PCH7"
+ default y if X86
+ help
+ Enable this if your SoC uses Platform Controller Hub 7 (PCH7). This
+ dates from about 2011 and is used on queensbay, for example. The
+ PCH proides access to the GPIO and SPI base addresses, among other
+ functions.
+
+config X86_PCH9
+ bool "Add support for Intel PCH9"
+ default y if X86
+ help
+ Enable this if your SoC uses Platform Controller Hub 9 (PCH9). This
+ dates from about 2015 and is used on queensbay, for example. The
+ PCH proides access to the GPIO and SPI base addresses, among other
+ functions.
diff --git a/drivers/pch/Makefile b/drivers/pch/Makefile
index 8ea6b7852ac..d5de3e48be1 100644
--- a/drivers/pch/Makefile
+++ b/drivers/pch/Makefile
@@ -1,6 +1,6 @@
# SPDX-License-Identifier: GPL-2.0+
obj-y += pch-uclass.o
-obj-y += pch7.o
-obj-y += pch9.o
+obj-$(CONFIG_X86_PCH7) += pch7.o
+obj-$(CONFIG_X86_PCH9) += pch9.o
obj-$(CONFIG_SANDBOX) += sandbox_pch.o
--
2.23.0.444.g18eeb5a265-goog
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