ARM: at91: switch to multiplatform
authorAlexandre Belloni <alexandre.belloni@free-electrons.com>
Fri, 13 Mar 2015 21:57:18 +0000 (22:57 +0100)
committerNicolas Ferre <nicolas.ferre@atmel.com>
Thu, 19 Mar 2015 15:37:44 +0000 (16:37 +0100)
Switch AT91 to multiplatform as all SoCs are properly handled.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
arch/arm/Kconfig
arch/arm/mach-at91/Kconfig
arch/arm/mach-at91/Makefile

index f6c5b05e8de881c059eca030d6032d92c059f0b0..a1d15309800110d5ffa3fbb96039f0d5f75ffc0b 100644 (file)
@@ -356,19 +356,6 @@ config ARCH_VERSATILE
        help
          This enables support for ARM Ltd Versatile board.
 
-config ARCH_AT91
-       bool "Atmel AT91"
-       select ARCH_REQUIRE_GPIOLIB
-       select CLKDEV_LOOKUP
-       select IRQ_DOMAIN
-       select PINCTRL
-       select PINCTRL_AT91
-       select SOC_BUS
-       select USE_OF
-       help
-         This enables support for systems based on Atmel
-         AT91RM9200, AT91SAM9 and SAMA5 processors.
-
 config ARCH_CLPS711X
        bool "Cirrus Logic CLPS711x/EP721x/EP731x-based"
        select ARCH_REQUIRE_GPIOLIB
index 24b59c75f6afde705c6fb7df06d7d97d7e949963..9416613c8ecadf8d677d9d47bf5a8cec03985767 100644 (file)
@@ -1,55 +1,14 @@
-if ARCH_AT91
-
-config HAVE_AT91_UTMI
-       bool
-
-config HAVE_AT91_USB_CLK
-       bool
-
-config COMMON_CLK_AT91
-       bool
-       select COMMON_CLK
-
-config HAVE_AT91_SMD
-       bool
-
-config HAVE_AT91_H32MX
-       bool
-
-config SOC_SAMA5
-       bool
-       select ATMEL_AIC5_IRQ
+menuconfig ARCH_AT91
+       bool "Atmel SoCs"
+       select ARCH_REQUIRE_GPIOLIB
        select COMMON_CLK_AT91
-       select CPU_V7
-       select GENERIC_CLOCKEVENTS
-       select MEMORY
-       select ATMEL_SDRAMC
-       select SRAM if PM
-
-menu "Atmel AT91 System-on-Chip"
-
-choice
-
-       prompt "Core type"
+       select PINCTRL
+       select PINCTRL_AT91
+       select SOC_BUS
 
-config SOC_SAM_V4_V5
-       bool "ARM9 AT91SAM9/AT91RM9200"
-       help
-         Select this if you are using one of Atmel's AT91SAM9 or
-         AT91RM9200 SoC.
-
-config SOC_SAM_V7
-       bool "Cortex A5"
-       help
-         Select this if you are using one of Atmel's SAMA5D3 SoC.
-
-endchoice
-
-comment "Atmel AT91 Processor"
-
-if SOC_SAM_V7
+if ARCH_AT91
 config SOC_SAMA5D3
-       bool "SAMA5D3 family"
+       bool "SAMA5D3 family" if ARCH_MULTI_V7
        select SOC_SAMA5
        select HAVE_FB_ATMEL
        select HAVE_AT91_UTMI
@@ -60,9 +19,8 @@ config SOC_SAMA5D3
          This support covers SAMA5D31, SAMA5D33, SAMA5D34, SAMA5D35, SAMA5D36.
 
 config SOC_SAMA5D4
-       bool "SAMA5D4 family"
+       bool "SAMA5D4 family" if ARCH_MULTI_V7
        select SOC_SAMA5
-       select CLKSRC_MMIO
        select CACHE_L2X0
        select HAVE_FB_ATMEL
        select HAVE_AT91_UTMI
@@ -71,32 +29,30 @@ config SOC_SAMA5D4
        select HAVE_AT91_H32MX
        help
          Select this if you are using one of Atmel's SAMA5D4 family SoC.
-endif
 
-if SOC_SAM_V4_V5
 config SOC_AT91RM9200
-       bool "AT91RM9200"
+       bool "AT91RM9200" if ARCH_MULTI_V4T
        select ATMEL_AIC_IRQ
        select ATMEL_ST
-       select COMMON_CLK_AT91
        select CPU_ARM920T
-       select GENERIC_CLOCKEVENTS
        select HAVE_AT91_USB_CLK
        select MIGHT_HAVE_PCI
+       select SOC_SAM_V4_V5
        select SRAM if PM
+       help
+         Select this if you are using Atmel's AT91RM9200 SoC.
 
 config SOC_AT91SAM9
-       bool "AT91SAM9"
+       bool "AT91SAM9" if ARCH_MULTI_V5
        select ATMEL_AIC_IRQ
        select ATMEL_SDRAMC
-       select COMMON_CLK_AT91
        select CPU_ARM926T
-       select GENERIC_CLOCKEVENTS
        select HAVE_AT91_SMD
        select HAVE_AT91_USB_CLK
        select HAVE_AT91_UTMI
        select HAVE_FB_ATMEL
        select MEMORY
+       select SOC_SAM_V4_V5
        select SRAM if PM
        help
          Select this if you are using one of those Atmel SoC:
@@ -116,17 +72,46 @@ config SOC_AT91SAM9
            AT91SAM9X25
            AT91SAM9X35
            AT91SAM9XE
-endif # SOC_SAM_V4_V5
 
-comment "AT91 Feature Selections"
+config HAVE_AT91_UTMI
+       bool
+
+config HAVE_AT91_USB_CLK
+       bool
+
+config COMMON_CLK_AT91
+       bool
+       select COMMON_CLK
+
+config HAVE_AT91_SMD
+       bool
+
+config HAVE_AT91_H32MX
+       bool
+
+config SOC_SAM_V4_V5
+       bool
+
+config SOC_SAM_V7
+       bool
+
+config SOC_SAMA5
+       bool
+       select ATMEL_AIC5_IRQ
+       select ATMEL_SDRAMC
+       select MEMORY
+       select SOC_SAM_V7
+       select SRAM if PM
+
+comment "Atmel SoCs Feature Selections"
 
 config AT91_TIMER_HZ
-       int "Kernel HZ (jiffies per second)"
-       range 32 1024
-       depends on ARCH_AT91
-       default "128" if SOC_AT91RM9200
-       default "100"
-       help
+       int "Kernel HZ (jiffies per second)"
+       range 32 1024
+       depends on ARCH_AT91
+       default "128" if SOC_AT91RM9200
+       default "100"
+       help
          On AT91rm9200 chips where you're using a system clock derived
          from the 32768 Hz hardware clock, this tick rate should divide
          it exactly: use a power-of-two value, such as 128 or 256, to
@@ -136,6 +121,4 @@ config AT91_TIMER_HZ
          system clock (of at least several MHz), rounding is less of a
          problem so it can be safer to use a decimal values like 100.
 
-endmenu
-
 endif
index 38aaef7b994edb609c544b4aed82cbc3d3d47ff2..06a4cefd33a07bf876e528d45077919404760faf 100644 (file)
@@ -1,6 +1,8 @@
 #
 # Makefile for the linux kernel.
 #
+ccflags-$(CONFIG_ARCH_MULTIPLATFORM) := -I$(srctree)/$(src)/include
+asflags-$(CONFIG_ARCH_MULTIPLATFORM) := -I$(srctree)/$(src)/include
 
 obj-y          := soc.o