spi: spi-mxc: add defines for clk inactive state for ECSPI

[karo-tx-uboot.git] / arch / arm / include / asm / arch-mx6 / imx-regs.h

diff --git a/arch/arm/include/asm/arch-mx6/imx-regs.h b/arch/arm/include/asm/arch-mx6/imx-regs.h
index f2ad6e9ad32fffda215e8beb8901d8ecff69a727..3c58c0118512532594bd1201a0b3d17109125124 100644 (file)
--- 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, \