mirror of https://gitee.com/openkylin/linux.git
at91: Kconfig simplification
Instead of adding "depends on" at config level, introduce HAVE_* config variables. Add them at machine or soc level to specify the ability of a particular support. It will ease new board introduction and readability. Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com> Acked-by: Andrew Victor <linux@maxim.org.za>
This commit is contained in:
Jean-Christophe PLAGNIOL-VILLARD
Nicolas Ferre
parent
c4e4ab9f23
commit
2ef9f59a7a
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@ -1,5 +1,20 @@
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if ARCH_AT91
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config HAVE_AT91_DATAFLASH_CARD
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bool
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config HAVE_NAND_ATMEL_BUSWIDTH_16
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bool
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config HAVE_AT91_USART3
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bool
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config HAVE_AT91_USART4
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bool
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config HAVE_AT91_USART5
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bool
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menu "Atmel AT91 System-on-Chip"
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choice
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@ -10,12 +25,16 @@ config ARCH_AT91RM9200
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select CPU_ARM920T
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select GENERIC_TIME
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select GENERIC_CLOCKEVENTS
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select HAVE_AT91_USART3
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config ARCH_AT91SAM9260
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bool "AT91SAM9260 or AT91SAM9XE"
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select CPU_ARM926T
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select GENERIC_TIME
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select GENERIC_CLOCKEVENTS
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select HAVE_AT91_USART3
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select HAVE_AT91_USART4
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select HAVE_AT91_USART5
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config ARCH_AT91SAM9261
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bool "AT91SAM9261"
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@ -40,18 +59,23 @@ config ARCH_AT91SAM9RL
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select CPU_ARM926T
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select GENERIC_TIME
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select GENERIC_CLOCKEVENTS
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select HAVE_AT91_USART3
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config ARCH_AT91SAM9G20
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bool "AT91SAM9G20"
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select CPU_ARM926T
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select GENERIC_TIME
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select GENERIC_CLOCKEVENTS
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select HAVE_AT91_USART3
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select HAVE_AT91_USART4
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select HAVE_AT91_USART5
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config ARCH_AT91SAM9G45
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bool "AT91SAM9G45"
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select CPU_ARM926T
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select GENERIC_TIME
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select GENERIC_CLOCKEVENTS
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select HAVE_AT91_USART3
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config ARCH_AT91CAP9
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bool "AT91CAP9"
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@ -82,12 +106,14 @@ config MACH_ONEARM
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config ARCH_AT91RM9200DK
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bool "Atmel AT91RM9200-DK Development board"
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select HAVE_AT91_DATAFLASH_CARD
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help
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Select this if you are using Atmel's AT91RM9200-DK Development board.
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(Discontinued)
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config MACH_AT91RM9200EK
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bool "Atmel AT91RM9200-EK Evaluation Kit"
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select HAVE_AT91_DATAFLASH_CARD
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help
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Select this if you are using Atmel's AT91RM9200-EK Evaluation Kit.
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<http://www.atmel.com/dyn/products/tools_card.asp?tool_id=3507>
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@ -135,6 +161,7 @@ config MACH_KAFA
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config MACH_ECBAT91
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bool "emQbit ECB_AT91 SBC"
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select HAVE_AT91_DATAFLASH_CARD
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help
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Select this if you are using emQbit's ECB_AT91 board.
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<http://wiki.emqbit.com/free-ecb-at91>
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@ -168,6 +195,8 @@ comment "AT91SAM9260 / AT91SAM9XE Board Type"
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config MACH_AT91SAM9260EK
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bool "Atmel AT91SAM9260-EK / AT91SAM9XE Evaluation Kit"
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select HAVE_AT91_DATAFLASH_CARD
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select HAVE_NAND_ATMEL_BUSWIDTH_16
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help
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Select this if you are using Atmel's AT91SAM9260-EK or AT91SAM9XE Evaluation Kit
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<http://www.atmel.com/dyn/products/tools_card.asp?tool_id=3933>
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@ -180,6 +209,7 @@ config MACH_CAM60
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config MACH_SAM9_L9260
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bool "Olimex SAM9-L9260 board"
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select HAVE_AT91_DATAFLASH_CARD
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help
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Select this if you are using Olimex's SAM9-L9260 board based on the Atmel AT91SAM9260.
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<http://www.olimex.com/dev/sam9-L9260.html>
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@ -220,6 +250,8 @@ comment "AT91SAM9261 Board Type"
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config MACH_AT91SAM9261EK
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bool "Atmel AT91SAM9261-EK Evaluation Kit"
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select HAVE_AT91_DATAFLASH_CARD
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select HAVE_NAND_ATMEL_BUSWIDTH_16
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help
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Select this if you are using Atmel's AT91SAM9261-EK Evaluation Kit.
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<http://www.atmel.com/dyn/products/tools_card.asp?tool_id=3820>
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@ -234,6 +266,8 @@ comment "AT91SAM9G10 Board Type"
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config MACH_AT91SAM9G10EK
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bool "Atmel AT91SAM9G10-EK Evaluation Kit"
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select HAVE_AT91_DATAFLASH_CARD
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select HAVE_NAND_ATMEL_BUSWIDTH_16
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help
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Select this if you are using Atmel's AT91SAM9G10-EK Evaluation Kit.
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<http://www.atmel.com/dyn/products/tools_card.asp?tool_id=4588>
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@ -248,6 +282,8 @@ comment "AT91SAM9263 Board Type"
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config MACH_AT91SAM9263EK
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bool "Atmel AT91SAM9263-EK Evaluation Kit"
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select HAVE_AT91_DATAFLASH_CARD
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select HAVE_NAND_ATMEL_BUSWIDTH_16
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help
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Select this if you are using Atmel's AT91SAM9263-EK Evaluation Kit.
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<http://www.atmel.com/dyn/products/tools_card.asp?tool_id=4057>
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@ -260,6 +296,7 @@ config MACH_USB_A9263
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config MACH_NEOCORE926
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bool "Adeneo NEOCORE926"
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select HAVE_AT91_DATAFLASH_CARD
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help
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Select this if you are using the Adeneo Neocore 926 board.
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@ -286,12 +323,15 @@ comment "AT91SAM9G20 Board Type"
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config MACH_AT91SAM9G20EK
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bool "Atmel AT91SAM9G20-EK Evaluation Kit"
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select HAVE_AT91_DATAFLASH_CARD
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select HAVE_NAND_ATMEL_BUSWIDTH_16
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help
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Select this if you are using Atmel's AT91SAM9G20-EK Evaluation Kit
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that embeds only one SD/MMC slot.
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config MACH_AT91SAM9G20EK_2MMC
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bool "Atmel AT91SAM9G20-EK Evaluation Kit with 2 SD/MMC Slots"
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select HAVE_NAND_ATMEL_BUSWIDTH_16
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help
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Select this if you are using an Atmel AT91SAM9G20-EK Evaluation Kit
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with 2 SD/MMC Slots. This is the case for AT91SAM9G20-EK rev. C and
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@ -313,6 +353,7 @@ comment "AT91SAM9G45 Board Type"
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config MACH_AT91SAM9G45EKES
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bool "Atmel AT91SAM9G45-EKES Evaluation Kit"
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select HAVE_NAND_ATMEL_BUSWIDTH_16
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help
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Select this if you are using Atmel's AT91SAM9G45-EKES Evaluation Kit.
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"ES" at the end of the name means that this board is an
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@ -328,6 +369,8 @@ comment "AT91CAP9 Board Type"
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config MACH_AT91CAP9ADK
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bool "Atmel AT91CAP9A-DK Evaluation Kit"
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select HAVE_AT91_DATAFLASH_CARD
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select HAVE_NAND_ATMEL_BUSWIDTH_16
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help
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Select this if you are using Atmel's AT91CAP9A-DK Evaluation Kit.
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<http://www.atmel.com/dyn/products/tools_card.asp?tool_id=4138>
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@ -356,13 +399,13 @@ comment "AT91 Board Options"
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config MTD_AT91_DATAFLASH_CARD
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bool "Enable DataFlash Card support"
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depends on (ARCH_AT91RM9200DK || MACH_AT91RM9200EK || MACH_AT91SAM9260EK || MACH_AT91SAM9261EK || MACH_AT91SAM9G10EK || MACH_AT91SAM9263EK || MACH_AT91SAM9G20EK || MACH_ECBAT91 || MACH_SAM9_L9260 || MACH_AT91CAP9ADK || MACH_NEOCORE926)
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depends on HAVE_AT91_DATAFLASH_CARD
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help
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Enable support for the DataFlash card.
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config MTD_NAND_ATMEL_BUSWIDTH_16
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bool "Enable 16-bit data bus interface to NAND flash"
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depends on (MACH_AT91SAM9260EK || MACH_AT91SAM9261EK || MACH_AT91SAM9G10EK || MACH_AT91SAM9263EK || MACH_AT91SAM9G20EK || MACH_AT91SAM9G20EK_2MMC || MACH_AT91SAM9G45EKES || MACH_AT91CAP9ADK)
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depends on HAVE_NAND_ATMEL_BUSWIDTH_16
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help
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On AT91SAM926x boards both types of NAND flash can be present
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(8 and 16 bit data bus width).
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@ -424,15 +467,15 @@ config AT91_EARLY_USART2
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config AT91_EARLY_USART3
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bool "USART3"
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depends on (ARCH_AT91RM9200 || ARCH_AT91SAM9RL || ARCH_AT91SAM9260 || ARCH_AT91SAM9G20 || ARCH_AT91SAM9G45)
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depends on HAVE_AT91_USART3
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config AT91_EARLY_USART4
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bool "USART4"
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depends on ARCH_AT91SAM9260 || ARCH_AT91SAM9G20
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depends on HAVE_AT91_USART4
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config AT91_EARLY_USART5
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bool "USART5"
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depends on ARCH_AT91SAM9260 || ARCH_AT91SAM9G20
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depends on HAVE_AT91_USART5
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endchoice
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