stv0991: enable cadence qspi controller & spi flash

This patch does all the board configurations required to use the qspi
controller & attached spi flash memory.

Signed-off-by: Vikas Manocha <vikas.manocha@st.com>
Reviewed-by: Jagannadh Teki <jteki@openedev.com>

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 192d9cf..0d2a808 100644 (file)
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -227,6 +227,9 @@ config TARGET_STV0991
        select CPU_V7
        select DM
        select DM_SERIAL
+       select DM_SPI
+       select DM_SPI_FLASH
+       select SPI_FLASH
 
 config TARGET_X600
        bool "Support x600"

diff --git a/include/configs/stv0991.h b/include/configs/stv0991.h
index 718ef40..887f31a 100644 (file)
--- a/include/configs/stv0991.h
+++ b/include/configs/stv0991.h
@@ -75,4 +75,19 @@
 #define CONFIG_BOOTCOMMAND                     "go 0x40040000"
 
 #define CONFIG_OF_LIBFDT
+
+/*
++ * QSPI support
++ */
+#ifdef CONFIG_OF_CONTROL               /* QSPI is controlled via DT */
+#define CONFIG_CADENCE_QSPI
+#define CONFIG_CQSPI_DECODER           0
+#define CONFIG_CQSPI_REF_CLK           ((30/4)/2)*1000*1000
+#define CONFIG_CMD_SPI
+
+#define CONFIG_SPI_FLASH_STMICRO       /* Micron/Numonyx flash */
+#define CONFIG_SPI_FLASH_WINBOND       /* WINBOND */
+#define CONFIG_CMD_SF
+#endif
+
 #endif /* __CONFIG_H */