sandbox: Drop CONFIG_HOST_MAX_DEVICES

This can go in the related header file. Drop the CONFIG option.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
diff --git a/cmd/host.c b/cmd/host.c
index 2e998ab..f0d989a 100644
--- a/cmd/host.c
+++ b/cmd/host.c
@@ -78,7 +78,7 @@
 	if (argc < 1 || argc > 2)
 		return CMD_RET_USAGE;
 	int min_dev = 0;
-	int max_dev = CONFIG_HOST_MAX_DEVICES - 1;
+	int max_dev = SANDBOX_HOST_MAX_DEVICES - 1;
 	if (argc >= 2) {
 		char *ep;
 		char *dev_str = argv[1];
diff --git a/drivers/block/sandbox.c b/drivers/block/sandbox.c
index 1c2c3b4..53925ce 100644
--- a/drivers/block/sandbox.c
+++ b/drivers/block/sandbox.c
@@ -19,11 +19,11 @@
 DECLARE_GLOBAL_DATA_PTR;
 
 #ifndef CONFIG_BLK
-static struct host_block_dev host_devices[CONFIG_HOST_MAX_DEVICES];
+static struct host_block_dev host_devices[SANDBOX_HOST_MAX_DEVICES];
 
 static struct host_block_dev *find_host_device(int dev)
 {
-	if (dev >= 0 && dev < CONFIG_HOST_MAX_DEVICES)
+	if (dev >= 0 && dev < SANDBOX_HOST_MAX_DEVICES)
 		return &host_devices[dev];
 
 	return NULL;
@@ -259,7 +259,7 @@
 U_BOOT_LEGACY_BLK(sandbox_host) = {
 	.if_typename	= "host",
 	.if_type	= IF_TYPE_HOST,
-	.max_devs	= CONFIG_HOST_MAX_DEVICES,
+	.max_devs	= SANDBOX_HOST_MAX_DEVICES,
 	.get_dev	= host_get_dev_err,
 };
 #endif
diff --git a/include/configs/sandbox.h b/include/configs/sandbox.h
index cc3a7ff..b1689d3 100644
--- a/include/configs/sandbox.h
+++ b/include/configs/sandbox.h
@@ -14,8 +14,6 @@
 #define CONFIG_SYS_TIMER_RATE		1000000
 #endif
 
-#define CONFIG_HOST_MAX_DEVICES 4
-
 #define CONFIG_MALLOC_F_ADDR		0x0010000
 
 #define CONFIG_SYS_CBSIZE		1024	/* Console I/O Buffer Size */
diff --git a/include/sandboxblockdev.h b/include/sandboxblockdev.h
index 4006e94..4ca9554 100644
--- a/include/sandboxblockdev.h
+++ b/include/sandboxblockdev.h
@@ -6,6 +6,9 @@
 #ifndef __SANDBOX_BLOCK_DEV__
 #define __SANDBOX_BLOCK_DEV__
 
+/* Maximum number of host devices - see drivers/block/sandbox.c */
+#define SANDBOX_HOST_MAX_DEVICES	4
+
 struct host_block_dev {
 #ifndef CONFIG_BLK
 	struct blk_desc blk_dev;
diff --git a/scripts/config_whitelist.txt b/scripts/config_whitelist.txt
index e2cf73c..e012dbc 100644
--- a/scripts/config_whitelist.txt
+++ b/scripts/config_whitelist.txt
@@ -440,7 +440,6 @@
 CONFIG_HIKEY_GPIO
 CONFIG_HITACHI_SX14
 CONFIG_HOSTNAME
-CONFIG_HOST_MAX_DEVICES
 CONFIG_HPS_ALTERAGRP_DBGATCLK
 CONFIG_HPS_ALTERAGRP_MAINCLK
 CONFIG_HPS_ALTERAGRP_MPUCLK