* [PATCH] SPI: Use "if SPI_MASTER" to remove numerous dependencies.
@ 2008-05-06 8:03 Robert P. J. Day
[not found] ` <alpine.LFD.1.10.0805060401080.1858-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
0 siblings, 1 reply; 2+ messages in thread
From: Robert P. J. Day @ 2008-05-06 8:03 UTC (permalink / raw)
To: spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f
Signed-off-by: Robert P. J. Day <rpjday-L09J2beyid0N/H6P543EQg@public.gmane.org>
---
i'm guessing that a number of those "EXPERIMENTAL" dependencies
might be removable as well, no?
diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index fae9e8f..6d37903 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -49,25 +49,26 @@ config SPI_MASTER
controller and the protocol drivers for the SPI slave chips
that are connected.
+if SPI_MASTER
+
comment "SPI Master Controller Drivers"
- depends on SPI_MASTER
config SPI_ATMEL
tristate "Atmel SPI Controller"
- depends on (ARCH_AT91 || AVR32) && SPI_MASTER
+ depends on (ARCH_AT91 || AVR32)
help
This selects a driver for the Atmel SPI Controller, present on
many AT32 (AVR32) and AT91 (ARM) chips.
config SPI_BFIN
tristate "SPI controller driver for ADI Blackfin5xx"
- depends on SPI_MASTER && BLACKFIN
+ depends on BLACKFIN
help
This is the SPI controller master driver for Blackfin 5xx processor.
config SPI_AU1550
tristate "Au1550/Au12x0 SPI Controller"
- depends on SPI_MASTER && (SOC_AU1550 || SOC_AU1200) && EXPERIMENTAL
+ depends on (SOC_AU1550 || SOC_AU1200) && EXPERIMENTAL
select SPI_BITBANG
help
If you say yes to this option, support will be included for the
@@ -78,7 +79,7 @@ config SPI_AU1550
config SPI_BITBANG
tristate "Bitbanging SPI master"
- depends on SPI_MASTER && EXPERIMENTAL
+ depends on EXPERIMENTAL
help
With a few GPIO pins, your system can bitbang the SPI protocol.
Select this to get SPI support through I/O pins (GPIO, parallel
@@ -92,7 +93,7 @@ config SPI_BITBANG
config SPI_BUTTERFLY
tristate "Parallel port adapter for AVR Butterfly (DEVELOPMENT)"
- depends on SPI_MASTER && PARPORT && EXPERIMENTAL
+ depends on PARPORT && EXPERIMENTAL
select SPI_BITBANG
help
This uses a custom parallel port cable to connect to an AVR
@@ -102,14 +103,14 @@ config SPI_BUTTERFLY
config SPI_IMX
tristate "Freescale iMX SPI controller"
- depends on SPI_MASTER && ARCH_IMX && EXPERIMENTAL
+ depends on ARCH_IMX && EXPERIMENTAL
help
This enables using the Freescale iMX SPI controller in master
mode.
config SPI_LM70_LLP
tristate "Parallel port adapter for LM70 eval board (DEVELOPMENT)"
- depends on SPI_MASTER && PARPORT && EXPERIMENTAL
+ depends on PARPORT && EXPERIMENTAL
select SPI_BITBANG
help
This driver supports the NS LM70 LLP Evaluation Board,
@@ -118,14 +119,14 @@ config SPI_LM70_LLP
config SPI_MPC52xx_PSC
tristate "Freescale MPC52xx PSC SPI controller"
- depends on SPI_MASTER && PPC_MPC52xx && EXPERIMENTAL
+ depends on PPC_MPC52xx && EXPERIMENTAL
help
This enables using the Freescale MPC52xx Programmable Serial
Controller in master SPI mode.
config SPI_MPC83xx
tristate "Freescale MPC83xx/QUICC Engine SPI controller"
- depends on SPI_MASTER && (PPC_83xx || QUICC_ENGINE) && EXPERIMENTAL
+ depends on (PPC_83xx || QUICC_ENGINE) && EXPERIMENTAL
select SPI_BITBANG
help
This enables using the Freescale MPC83xx and QUICC Engine SPI
@@ -138,21 +139,21 @@ config SPI_MPC83xx
config SPI_OMAP_UWIRE
tristate "OMAP1 MicroWire"
- depends on SPI_MASTER && ARCH_OMAP1
+ depends on ARCH_OMAP1
select SPI_BITBANG
help
This hooks up to the MicroWire controller on OMAP1 chips.
config SPI_OMAP24XX
tristate "McSPI driver for OMAP24xx/OMAP34xx"
- depends on SPI_MASTER && (ARCH_OMAP24XX || ARCH_OMAP34XX)
+ depends on ARCH_OMAP24XX || ARCH_OMAP34XX
help
SPI master controller for OMAP24xx/OMAP34xx Multichannel SPI
(McSPI) modules.
config SPI_PXA2XX
tristate "PXA2xx SSP SPI master"
- depends on SPI_MASTER && ARCH_PXA && EXPERIMENTAL
+ depends on ARCH_PXA && EXPERIMENTAL
select PXA_SSP
help
This enables using a PXA2xx SSP port as a SPI master controller.
@@ -161,14 +162,14 @@ config SPI_PXA2XX
config SPI_S3C24XX
tristate "Samsung S3C24XX series SPI"
- depends on SPI_MASTER && ARCH_S3C2410 && EXPERIMENTAL
+ depends on ARCH_S3C2410 && EXPERIMENTAL
select SPI_BITBANG
help
SPI driver for Samsung S3C24XX series ARM SoCs
config SPI_S3C24XX_GPIO
tristate "Samsung S3C24XX series SPI by GPIO"
- depends on SPI_MASTER && ARCH_S3C2410 && EXPERIMENTAL
+ depends on ARCH_S3C2410 && EXPERIMENTAL
select SPI_BITBANG
help
SPI driver for Samsung S3C24XX series ARM SoCs using
@@ -178,20 +179,20 @@ config SPI_S3C24XX_GPIO
config SPI_SH_SCI
tristate "SuperH SCI SPI controller"
- depends on SPI_MASTER && SUPERH
+ depends on SUPERH
select SPI_BITBANG
help
SPI driver for SuperH SCI blocks.
config SPI_TXX9
tristate "Toshiba TXx9 SPI controller"
- depends on SPI_MASTER && GENERIC_GPIO && CPU_TX49XX
+ depends on GENERIC_GPIO && CPU_TX49XX
help
SPI driver for Toshiba TXx9 MIPS SoCs
config SPI_XILINX
tristate "Xilinx SPI controller"
- depends on SPI_MASTER && XILINX_VIRTEX && EXPERIMENTAL
+ depends on XILINX_VIRTEX && EXPERIMENTAL
select SPI_BITBANG
help
This exposes the SPI controller IP from the Xilinx EDK.
@@ -208,11 +209,10 @@ config SPI_XILINX
# being probably the most widely used ones.
#
comment "SPI Protocol Masters"
- depends on SPI_MASTER
config SPI_AT25
tristate "SPI EEPROMs from most vendors"
- depends on SPI_MASTER && SYSFS
+ depends on SYSFS
help
Enable this driver to get read/write support to most SPI EEPROMs,
after you configure the board init code to know about each eeprom
@@ -223,7 +223,7 @@ config SPI_AT25
config SPI_SPIDEV
tristate "User mode SPI device driver support"
- depends on SPI_MASTER && EXPERIMENTAL
+ depends on EXPERIMENTAL
help
This supports user mode SPI protocol drivers.
@@ -232,7 +232,7 @@ config SPI_SPIDEV
config SPI_TLE62X0
tristate "Infineon TLE62X0 (for power switching)"
- depends on SPI_MASTER && SYSFS
+ depends on SYSFS
help
SPI driver for Infineon TLE62X0 series line driver chips,
such as the TLE6220, TLE6230 and TLE6240. This provides a
@@ -243,6 +243,8 @@ config SPI_TLE62X0
# Add new SPI protocol masters in alphabetical order above this line
#
+endif # SPI_MASTER
+
# (slave support would go here)
endif # SPI
========================================================================
Robert P. J. Day
Linux Consulting, Training and Annoying Kernel Pedantry:
Have classroom, will lecture.
http://crashcourse.ca Waterloo, Ontario, CANADA
========================================================================
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^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] SPI: Use "if SPI_MASTER" to remove numerous dependencies.
[not found] ` <alpine.LFD.1.10.0805060401080.1858-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
@ 2008-05-12 5:13 ` David Brownell
0 siblings, 0 replies; 2+ messages in thread
From: David Brownell @ 2008-05-12 5:13 UTC (permalink / raw)
To: spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f; +Cc: Robert P. J. Day
On Tuesday 06 May 2008, Robert P. J. Day wrote:
> i'm guessing that a number of those "EXPERIMENTAL" dependencies
> might be removable as well, no?
Yes, but I'll leave that up to the maintainers of those drivers.
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This SF.net email is sponsored by the 2008 JavaOne(SM) Conference
Don't miss this year's exciting event. There's still time to save $100.
Use priority code J8TL2D2.
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2008-05-06 8:03 [PATCH] SPI: Use "if SPI_MASTER" to remove numerous dependencies Robert P. J. Day
[not found] ` <alpine.LFD.1.10.0805060401080.1858-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2008-05-12 5:13 ` David Brownell
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