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-rw-r--r--arch/arm/include/asm/arch-mx5/imx-regs.h7
-rw-r--r--arch/arm/include/asm/arch-mx6/imx-regs.h7
2 files changed, 8 insertions, 6 deletions
diff --git a/arch/arm/include/asm/arch-mx5/imx-regs.h b/arch/arm/include/asm/arch-mx5/imx-regs.h
index 4955ccff87..054c680a5a 100644
--- a/arch/arm/include/asm/arch-mx5/imx-regs.h
+++ b/arch/arm/include/asm/arch-mx5/imx-regs.h
@@ -230,9 +230,10 @@
#define MXC_CSPICTRL_CHAN 18
/* Bit position inside CON register to be associated with SS */
-#define MXC_CSPICON_POL 4
-#define MXC_CSPICON_PHA 0
-#define MXC_CSPICON_SSPOL 12
+#define MXC_CSPICON_PHA 0 /* SCLK phase control */
+#define MXC_CSPICON_POL 4 /* SCLK polarity */
+#define MXC_CSPICON_SSPOL 12 /* SS polarity */
+#define MXC_CSPICON_CTL 20 /* inactive state of SCLK */
#define MXC_SPI_BASE_ADDRESSES \
CSPI1_BASE_ADDR, \
CSPI2_BASE_ADDR, \
diff --git a/arch/arm/include/asm/arch-mx6/imx-regs.h b/arch/arm/include/asm/arch-mx6/imx-regs.h
index f2ad6e9ad3..3c58c01185 100644
--- a/arch/arm/include/asm/arch-mx6/imx-regs.h
+++ b/arch/arm/include/asm/arch-mx6/imx-regs.h
@@ -405,9 +405,10 @@ struct cspi_regs {
#define MXC_CSPICTRL_CHAN 18
/* Bit position inside CON register to be associated with SS */
-#define MXC_CSPICON_POL 4
-#define MXC_CSPICON_PHA 0
-#define MXC_CSPICON_SSPOL 12
+#define MXC_CSPICON_PHA 0 /* SCLK phase control */
+#define MXC_CSPICON_POL 4 /* SCLK polarity */
+#define MXC_CSPICON_SSPOL 12 /* SS polarity */
+#define MXC_CSPICON_CTL 20 /* inactive state of SCLK */
#ifdef CONFIG_MX6SL
#define MXC_SPI_BASE_ADDRESSES \
ECSPI1_BASE_ADDR, \
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