[U-Boot] [PATCH 1/3] serial: Migrate CONFIG_ARC_SERIAL to Kconfig

[Tuomas Tynkkynen]

Signed-off-by: Tuomas Tynkkynen <tuomas at tuxera.com>
---
 arch/arc/Kconfig             |  1 +
 drivers/serial/Kconfig       |  7 +++++++
 include/configs/nsim.h       | 10 ----------
 scripts/config_whitelist.txt |  1 -
 4 files changed, 8 insertions(+), 11 deletions(-)

diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig
index aee15d5353..fb91412150 100644
--- a/arch/arc/Kconfig
+++ b/arch/arc/Kconfig
@@ -143,6 +143,7 @@ config TARGET_TB100
 
 config TARGET_NSIM
 	bool "Support standalone nSIM & Free nSIM"
+	imply ARC_SERIAL
 
 config TARGET_AXS101
 	bool "Support Synopsys Designware SDP board AXS101"
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 3d5b2bf15f..0a01399961 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -416,6 +416,13 @@ config ALTERA_UART
 	  Select this to enable an UART for Altera devices. Please find
 	  details on the "Embedded Peripherals IP User Guide" of Altera.
 
+config ARC_SERIAL
+	bool "ARC UART support"
+	depends on DM_SERIAL && ARC
+	help
+	  Select this to enable the support for UART on some ARC (Synopsys)
+	  FPGA-based boards.
+
 config AR933X_UART
 	bool "QCA/Atheros ar933x UART support"
 	depends on DM_SERIAL && SOC_AR933X
diff --git a/include/configs/nsim.h b/include/configs/nsim.h
index 58d3e5f7de..e7fb35fe3b 100644
--- a/include/configs/nsim.h
+++ b/include/configs/nsim.h
@@ -25,16 +25,6 @@
 #define CONFIG_SYS_BOOTM_LEN		SZ_32M
 #define CONFIG_SYS_LOAD_ADDR		0x82000000
 
-/*
- * UART configuration
- *
- */
-#define CONFIG_ARC_SERIAL
-
-/*
- * Command line configuration
- */
-
 /*
  * Environment settings
  */
diff --git a/scripts/config_whitelist.txt b/scripts/config_whitelist.txt
index 997ef771c7..831b4add54 100644
--- a/scripts/config_whitelist.txt
+++ b/scripts/config_whitelist.txt
@@ -48,7 +48,6 @@ CONFIG_ARCH_RMOBILE_EXTRAM_BOOT
 CONFIG_ARCH_TEGRA
 CONFIG_ARCH_USE_BUILTIN_BSWAP
 CONFIG_ARC_MMU_VER
-CONFIG_ARC_SERIAL
 CONFIG_ARIES_M28_V10
 CONFIG_ARMADA100
 CONFIG_ARMADA100_FEC
-- 
2.16.3