From 0770f258991ab84d893d6514e785cfc16aa3582d Mon Sep 17 00:00:00 2001
From: Patrick Georgi <pgeorgi@chromium.org>
Date: Wed, 22 Apr 2015 13:28:21 +0200
Subject: rtc: add config flag to denote rtc API availability

RTC drivers now select RTC, so that code which depends on them
can implement fallback behavior for systems that lack the
hardware or driver.

Change-Id: I0f5a15d643b0c45c511f1151a98e071b4155fb5a
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Reviewed-on: http://review.coreboot.org/9953
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
---
 src/Kconfig                     | 4 ++++
 src/drivers/ams/Kconfig         | 1 +
 src/drivers/pc80/Kconfig        | 1 +
 src/drivers/ti/tps65913/Kconfig | 1 +
 src/soc/rockchip/rk3288/Kconfig | 1 +
 5 files changed, 8 insertions(+)

(limited to 'src')

diff --git a/src/Kconfig b/src/Kconfig
index 8c55837c4f..d7fff15d3b 100644
--- a/src/Kconfig
+++ b/src/Kconfig
@@ -345,6 +345,10 @@ menu "Generic Drivers"
 source "src/drivers/*/Kconfig"
 endmenu
 
+config RTC
+	bool
+	default n
+
 config TPM
 	bool
 	default n
diff --git a/src/drivers/ams/Kconfig b/src/drivers/ams/Kconfig
index 44b89c5f0c..6729443611 100644
--- a/src/drivers/ams/Kconfig
+++ b/src/drivers/ams/Kconfig
@@ -1,6 +1,7 @@
 config DRIVERS_AS3722_RTC
 	bool "AS3722 RTC support"
 	default n
+	select RTC
 
 config DRIVERS_AS3722_RTC_BUS
 	int "AS3722 RTC bus"
diff --git a/src/drivers/pc80/Kconfig b/src/drivers/pc80/Kconfig
index a1e94aba57..0ed1ecfc6b 100644
--- a/src/drivers/pc80/Kconfig
+++ b/src/drivers/pc80/Kconfig
@@ -20,6 +20,7 @@ config DRIVERS_PS2_KEYBOARD
 config DRIVERS_MC146818
 	bool
 	default y if ARCH_X86
+	select RTC
 
 source src/drivers/pc80/tpm/Kconfig
 
diff --git a/src/drivers/ti/tps65913/Kconfig b/src/drivers/ti/tps65913/Kconfig
index bd24baeeba..5184c68f61 100644
--- a/src/drivers/ti/tps65913/Kconfig
+++ b/src/drivers/ti/tps65913/Kconfig
@@ -25,6 +25,7 @@ config DRIVERS_TI_TPS65913_RTC
 	bool "TI TPS65913 RTC support"
 	default n
 	select DRIVERS_TI_TPS65913
+	select RTC
 
 config DRIVERS_TI_TPS65913_RTC_BUS
 	int "TI TPS65913 RTC bus"
diff --git a/src/soc/rockchip/rk3288/Kconfig b/src/soc/rockchip/rk3288/Kconfig
index ed8001d4db..4cdbeea487 100644
--- a/src/soc/rockchip/rk3288/Kconfig
+++ b/src/soc/rockchip/rk3288/Kconfig
@@ -32,6 +32,7 @@ config SOC_ROCKCHIP_RK3288
 	select BOOTBLOCK_CONSOLE
 	select UNCOMPRESSED_RAMSTAGE
 	select GENERIC_GPIO_LIB
+	select RTC
 
 if SOC_ROCKCHIP_RK3288
 
-- 
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