CONFIG_SPL_SYS_[DI]CACHE_OFF: add

While converting CONFIG_SYS_[DI]CACHE_OFF to Kconfig, there are instances
where these configuration items are conditional on SPL. This commit adds SPL
variants of these configuration items, uses CONFIG_IS_ENABLED(), and updates
the configurations as required.

Acked-by: Alexey Brodkin <abrodkin@synopsys.com>
Signed-off-by: Trevor Woerner <trevor@toganlabs.com>
[trini: Make the default depend on the setting for full U-Boot, update
more zynq hardware]
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/drivers/dma/apbh_dma.c b/drivers/dma/apbh_dma.c
index 017cc89..ac589fe 100644
--- a/drivers/dma/apbh_dma.c
+++ b/drivers/dma/apbh_dma.c
@@ -81,7 +81,7 @@
 	return tmp;
 }
 
-#ifndef	CONFIG_SYS_DCACHE_OFF
+#if !CONFIG_IS_ENABLED(SYS_DCACHE_OFF)
 void mxs_dma_flush_desc(struct mxs_dma_desc *desc)
 {
 	uint32_t addr;
diff --git a/drivers/mtd/nand/raw/mxs_nand.c b/drivers/mtd/nand/raw/mxs_nand.c
index be4ee2c..b93d77a 100644
--- a/drivers/mtd/nand/raw/mxs_nand.c
+++ b/drivers/mtd/nand/raw/mxs_nand.c
@@ -50,7 +50,7 @@
 /*
  * Cache management functions
  */
-#ifndef	CONFIG_SYS_DCACHE_OFF
+#if !CONFIG_IS_ENABLED(SYS_DCACHE_OFF)
 static void mxs_nand_flush_data_buf(struct mxs_nand_info *info)
 {
 	uint32_t addr = (uint32_t)info->data_buf;
diff --git a/drivers/net/dwc_eth_qos.c b/drivers/net/dwc_eth_qos.c
index 9f1c5af..590e756 100644
--- a/drivers/net/dwc_eth_qos.c
+++ b/drivers/net/dwc_eth_qos.c
@@ -241,7 +241,7 @@
  */
 #if EQOS_DESCRIPTOR_SIZE < ARCH_DMA_MINALIGN
 #if !defined(CONFIG_SYS_NONCACHED_MEMORY) && \
-	!defined(CONFIG_SYS_DCACHE_OFF) && !defined(CONFIG_X86)
+	!CONFIG_IS_ENABLED(SYS_DCACHE_OFF) && !defined(CONFIG_X86)
 #warning Cache line size is larger than descriptor size
 #endif
 #endif
diff --git a/drivers/net/rtl8169.c b/drivers/net/rtl8169.c
index bc052e7..521e590 100644
--- a/drivers/net/rtl8169.c
+++ b/drivers/net/rtl8169.c
@@ -302,7 +302,7 @@
  */
 #if RTL8169_DESC_SIZE < ARCH_DMA_MINALIGN
 #if !defined(CONFIG_SYS_NONCACHED_MEMORY) && \
-	!defined(CONFIG_SYS_DCACHE_OFF) && !defined(CONFIG_X86)
+	!CONFIG_IS_ENABLED(SYS_DCACHE_OFF) && !defined(CONFIG_X86)
 #warning cache-line size is larger than descriptor size
 #endif
 #endif
diff --git a/drivers/net/sh_eth.c b/drivers/net/sh_eth.c
index 8e54e7c..da79b76 100644
--- a/drivers/net/sh_eth.c
+++ b/drivers/net/sh_eth.c
@@ -34,7 +34,8 @@
 # error "Please define CONFIG_SH_ETHER_PHY_ADDR"
 #endif
 
-#if defined(CONFIG_SH_ETHER_CACHE_WRITEBACK) && !defined(CONFIG_SYS_DCACHE_OFF)
+#if defined(CONFIG_SH_ETHER_CACHE_WRITEBACK) && \
+	!CONFIG_IS_ENABLED(SYS_DCACHE_OFF)
 #define flush_cache_wback(addr, len)    \
 		flush_dcache_range((u32)addr, \
 		(u32)(addr + ALIGN(len, CONFIG_SH_ETHER_ALIGNE_SIZE)))
diff --git a/drivers/video/video-uclass.c b/drivers/video/video-uclass.c
index 14aac88..b19bfb4 100644
--- a/drivers/video/video-uclass.c
+++ b/drivers/video/video-uclass.c
@@ -149,7 +149,7 @@
 	 * architectures do not actually implement it. Is there a way to find
 	 * out whether it exists? For now, ARM is safe.
 	 */
-#if defined(CONFIG_ARM) && !defined(CONFIG_SYS_DCACHE_OFF)
+#if defined(CONFIG_ARM) && !CONFIG_IS_ENABLED(SYS_DCACHE_OFF)
 	struct video_priv *priv = dev_get_uclass_priv(vid);
 
 	if (priv->flush_dcache) {