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Subject[PATCH v5 12/16] spi: dw: Add DW SPI DMA/PCI/MMIO dependency on the DW SPI core
Date
Seeing all of the DW SPI driver components like DW SPI DMA/PCI/MMIO
depend on the DW SPI core code it's better to use the if-endif
conditional kernel config statement to signify that common dependency.

Co-developed-by: Georgy Vlasov <Georgy.Vlasov@baikalelectronics.ru>
Signed-off-by: Georgy Vlasov <Georgy.Vlasov@baikalelectronics.ru>
Co-developed-by: Ramil Zaripov <Ramil.Zaripov@baikalelectronics.ru>
Signed-off-by: Ramil Zaripov <Ramil.Zaripov@baikalelectronics.ru>
Signed-off-by: Serge Semin <Sergey.Semin@baikalelectronics.ru>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Alexey Malahov <Alexey.Malahov@baikalelectronics.ru>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Feng Tang <feng.tang@intel.com>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: linux-mips@vger.kernel.org
Cc: devicetree@vger.kernel.org
---
drivers/spi/Kconfig | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index 6a84f3dad35c..3cdf8310d185 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -226,17 +226,20 @@ config SPI_DESIGNWARE
help
general driver for SPI controller core from DesignWare

+if SPI_DESIGNWARE
+
config SPI_DW_DMA
bool "DMA support for DW SPI controller"
- depends on SPI_DESIGNWARE

config SPI_DW_PCI
tristate "PCI interface driver for DW SPI core"
- depends on SPI_DESIGNWARE && PCI
+ depends on PCI

config SPI_DW_MMIO
tristate "Memory-mapped io interface driver for DW SPI core"
- depends on SPI_DESIGNWARE
+ depends on HAS_IOMEM
+
+endif

config SPI_DLN2
tristate "Diolan DLN-2 USB SPI adapter"
--
2.26.2
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