config: Drop CONFIG_ARCH_DMA_PIO_WORDS
This is not defined by any board in U-Boot.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/arm/include/asm/imx-common/dma.h b/arch/arm/include/asm/imx-common/dma.h
index 1aec4f9..0244947 100644
--- a/arch/arm/include/asm/imx-common/dma.h
+++ b/arch/arm/include/asm/imx-common/dma.h
@@ -16,12 +16,7 @@
#include <linux/list.h>
#include <linux/compiler.h>
-#ifndef CONFIG_ARCH_DMA_PIO_WORDS
-#define DMA_PIO_WORDS 15
-#else
-#define DMA_PIO_WORDS CONFIG_ARCH_DMA_PIO_WORDS
-#endif
-
+#define DMA_PIO_WORDS 15
#define MXS_DMA_ALIGNMENT ARCH_DMA_MINALIGN
/*
diff --git a/scripts/config_whitelist.txt b/scripts/config_whitelist.txt
index fb9fb34..a927e50 100644
--- a/scripts/config_whitelist.txt
+++ b/scripts/config_whitelist.txt
@@ -109,7 +109,6 @@
CONFIG_ARCH_ADPAG101P
CONFIG_ARCH_CPU_INIT
CONFIG_ARCH_CSB226
-CONFIG_ARCH_DMA_PIO_WORDS
CONFIG_ARCH_EARLY_INIT_R
CONFIG_ARCH_HAS_ILOG2_U32
CONFIG_ARCH_HAS_ILOG2_U64