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Date: Fri, 13 Mar 2015 22:57:18 +0100 From: Alexandre Belloni <alexandre.belloni@...e-electrons.com> To: Nicolas Ferre <nicolas.ferre@...el.com> Cc: Boris Brezillon <boris.brezillon@...e-electrons.com>, Jean-Christophe Plagniol-Villard <plagnioj@...osoft.com>, Arnd Bergmann <arnd@...db.de>, linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, Alexandre Belloni <alexandre.belloni@...e-electrons.com> Subject: [PATCH v3 1/7] ARM: at91: switch to multiplatform Switch AT91 to multiplatform as all SoCs are properly handled. Signed-off-by: Alexandre Belloni <alexandre.belloni@...e-electrons.com> --- arch/arm/Kconfig | 13 ----- arch/arm/mach-at91/Kconfig | 119 +++++++++++++++++++------------------------- arch/arm/mach-at91/Makefile | 2 + 3 files changed, 52 insertions(+), 82 deletions(-) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index f6c5b05e8de8..a1d153098001 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -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 diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig index 4da6bae047f3..4662eae06753 100644 --- a/arch/arm/mach-at91/Kconfig +++ b/arch/arm/mach-at91/Kconfig @@ -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" - -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" + select PINCTRL + select PINCTRL_AT91 + select SOC_BUS -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 @@ -71,31 +29,27 @@ 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 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 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: @@ -115,17 +69,46 @@ 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 @@ -135,6 +118,4 @@ 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 diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile index ea54c9824d89..78d521e93ce9 100644 --- a/arch/arm/mach-at91/Makefile +++ b/arch/arm/mach-at91/Makefile @@ -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 -- 2.1.0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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