[PATCH 04/10] Convert CONFIG_PHYSMEM to Kconfig

[Simon Glass]

This converts the following to Kconfig:
   CONFIG_PHYSMEM

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

 README                       |  8 --------
 arch/Kconfig                 |  2 ++
 include/configs/edison.h     |  3 ---
 include/configs/sandbox.h    |  2 --
 include/configs/x86-common.h |  2 --
 lib/Kconfig                  | 10 ++++++++++
 scripts/config_whitelist.txt |  1 -
 7 files changed, 12 insertions(+), 16 deletions(-)

diff --git a/README b/README
index 9606a8b3acf..70485e7fb9f 100644
--- a/README
+++ b/README
@@ -1716,14 +1716,6 @@ The following options need to be configured:
 			HERMES, IP860, RPXlite, LWMON,
 			FLAGADM
 
-- Access to physical memory region (> 4GB)
-		Some basic support is provided for operations on memory not
-		normally accessible to U-Boot - e.g. some architectures
-		support access to more than 4GB of memory on 32-bit
-		machines using physical address extension or similar.
-		Define CONFIG_PHYSMEM to access this basic support, which
-		currently only supports clearing the memory.
-
 - Error Recovery:
 		CONFIG_NET_RETRY_COUNT
 
diff --git a/arch/Kconfig b/arch/Kconfig
index 3e2cc84ab2c..1e0e6118139 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -194,6 +194,7 @@ config SANDBOX
 	imply PHY_FIXED
 	imply DM_DSA
 	imply CMD_EXTENSION
+	imply PHYSMEM
 
 config SH
 	bool "SuperH architecture"
@@ -245,6 +246,7 @@ config X86
 	imply USB_ETHER_SMSC95XX
 	imply USB_HOST_ETHER
 	imply PCH
+	imply PHYSMEM
 	imply RTC_MC146818
 	imply ACPIGEN if !QEMU
 	imply SYSINFO if GENERATE_SMBIOS_TABLE
diff --git a/include/configs/edison.h b/include/configs/edison.h
index 3ec35db4bcf..02f33f3c29f 100644
--- a/include/configs/edison.h
+++ b/include/configs/edison.h
@@ -14,9 +14,6 @@
 #define CONFIG_SYS_MAXARGS	128
 #define CONFIG_SYS_BARGSIZE	CONFIG_SYS_CBSIZE
 
-/* Memory */
-#define CONFIG_PHYSMEM
-
 #define CONFIG_SYS_STACK_SIZE			(32 * 1024)
 
 #define CONFIG_SYS_MONITOR_BASE			CONFIG_SYS_TEXT_BASE
diff --git a/include/configs/sandbox.h b/include/configs/sandbox.h
index 09f46ca1ac2..48cae7d972a 100644
--- a/include/configs/sandbox.h
+++ b/include/configs/sandbox.h
@@ -18,8 +18,6 @@
 
 #define CONFIG_SYS_CBSIZE		1024	/* Console I/O Buffer Size */
 
-#define CONFIG_PHYSMEM
-
 /* Size of our emulated memory */
 #define SB_CONCAT(x, y) x ## y
 #define SB_TO_UL(s) SB_CONCAT(s, UL)
diff --git a/include/configs/x86-common.h b/include/configs/x86-common.h
index 486b5ca7765..33209fad4fc 100644
--- a/include/configs/x86-common.h
+++ b/include/configs/x86-common.h
@@ -14,8 +14,6 @@
  * High Level Configuration Options
  * (easy to change)
  */
-#define CONFIG_PHYSMEM
-
 #define CONFIG_SYS_BOOTM_LEN		(16 << 20)
 
 /* SATA AHCI storage */
diff --git a/lib/Kconfig b/lib/Kconfig
index 70bf8e7a464..f3baf45718e 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -15,6 +15,16 @@ config SYS_NUM_ADDR_MAP
 	help
 	  Sets the number of entries in the virtual-physical mapping table.
 
+config PHYSMEM
+	bool "Access to physical memory region (> 4GB)"
+	help
+	  Some basic support is provided for operations on memory not
+	  normally accessible to 32-bit U-Boot - e.g. some architectures
+	  support access to more than 4GB of memory on 32-bit
+	  machines using physical address extension or similar.
+	  Enable this to access this basic support, which only supports clearing
+	  the memory.
+
 config BCH
 	bool "Enable Software based BCH ECC"
 	help
diff --git a/scripts/config_whitelist.txt b/scripts/config_whitelist.txt
index 82a69a6c5f7..72391d4c456 100644
--- a/scripts/config_whitelist.txt
+++ b/scripts/config_whitelist.txt
@@ -916,7 +916,6 @@ CONFIG_PCI_SYS_BUS
 CONFIG_PCI_SYS_PHYS
 CONFIG_PCI_SYS_SIZE
 CONFIG_PEN_ADDR_BIG_ENDIAN
-CONFIG_PHYSMEM
 CONFIG_PHY_BASE_ADR
 CONFIG_PHY_ET1011C_TX_CLK_FIX
 CONFIG_PHY_ID
-- 
2.34.0.rc1.387.gb447b232ab-goog