[PATCH 11/20] Convert CONFIG_SYS_83XX_DDR_USES_CS0 to Kconfig

[Tom Rini]

This converts the following to Kconfig:
   CONFIG_SYS_83XX_DDR_USES_CS0

Signed-off-by: Tom Rini <trini at konsulko.com>
---
 README                           | 4 ----
 arch/powerpc/cpu/mpc83xx/Kconfig | 6 ++++++
 include/configs/MPC837XERDB.h    | 1 -
 3 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/README b/README
index 6bdfca66d65f..efc75a3f75b9 100644
--- a/README
+++ b/README
@@ -2074,10 +2074,6 @@ Low Level (hardware related) configuration options:
 - CONFIG_FSL_DDR_BIST
 		Enable built-in memory test for Freescale DDR controllers.
 
-- CONFIG_SYS_83XX_DDR_USES_CS0
-		Only for 83xx systems. If specified, then DDR should
-		be configured using CS0 and CS1 instead of CS2 and CS3.
-
 - CONFIG_RMII
 		Enable RMII mode for all FECs.
 		Note that this is a global option, we can't
diff --git a/arch/powerpc/cpu/mpc83xx/Kconfig b/arch/powerpc/cpu/mpc83xx/Kconfig
index d1b9ae4c3c92..9a31604ba3e6 100644
--- a/arch/powerpc/cpu/mpc83xx/Kconfig
+++ b/arch/powerpc/cpu/mpc83xx/Kconfig
@@ -11,6 +11,11 @@ config E300
 config SYS_CPU
 	default "mpc83xx"
 
+config SYS_83XX_DDR_USES_CS0
+	bool
+	help
+	  DDR should be configured using CS0 and CS1 instead of CS2 and CS3.
+
 choice
 	prompt "Target select"
 	optional
@@ -19,6 +24,7 @@ config TARGET_MPC837XERDB
 	bool "Support MPC837XERDB"
 	select ARCH_MPC837X
 	select BOARD_EARLY_INIT_F
+	select SYS_83XX_DDR_USES_CS0
 
 config TARGET_IDS8313
 	bool "Support ids8313"
diff --git a/include/configs/MPC837XERDB.h b/include/configs/MPC837XERDB.h
index 8517b0330f52..fc55e5c2f614 100644
--- a/include/configs/MPC837XERDB.h
+++ b/include/configs/MPC837XERDB.h
@@ -61,7 +61,6 @@
  */
 #define CONFIG_SYS_SDRAM_BASE		0x00000000 /* DDR is system memory */
 #define CONFIG_SYS_DDR_SDRAM_CLK_CNTL	0x03000000
-#define CONFIG_SYS_83XX_DDR_USES_CS0
 
 #define CONFIG_SYS_DDRCDR_VALUE	(DDRCDR_DHC_EN | DDRCDR_ODT | DDRCDR_Q_DRN)
 
-- 
2.25.1