lkml.org 
[lkml]   [2015]   [Mar]   [5]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v2 1/7] ARM: at91: switch to multiplatform
Date
Switch AT91 to multiplatform as all SoCs are properly handled.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
---
arch/arm/Kconfig | 13 -----
arch/arm/mach-at91/Kconfig | 117 +++++++++++++++++++++++---------------------
arch/arm/mach-at91/Makefile | 2 +
3 files changed, 62 insertions(+), 70 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 7ecde7de69da..1b8525c324c3 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -1,51 +1,22 @@
-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
+config ARCH_AT91
bool
- select ATMEL_AIC5_IRQ
+ select ARCH_REQUIRE_GPIOLIB
select COMMON_CLK_AT91
- select CPU_V7
+ select CLKDEV_LOOKUP
select GENERIC_CLOCKEVENTS
- select MEMORY
- select ATMEL_SDRAMC
- select PHYLIB if NETDEVICES
-
-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"
+ select IRQ_DOMAIN
+ select NEED_MACH_IO_H if PCCARD
+ select PINCTRL
+ select PINCTRL_AT91
+ select SOC_BUS
+ select USE_OF
+
+menuconfig SOC_SAM_V7
+ bool "Atmel SAMA5" if ARCH_MULTI_V7
+ select ARCH_AT91
help
- Select this if you are using one of Atmel's SAMA5D3 SoC.
-
-endchoice
-
-comment "Atmel AT91 Processor"
+ This enables support for systems based on Atmel
+ SAMA5D3 or SAMA5D4 SoCs.

if SOC_SAM_V7
config SOC_SAMA5D3
@@ -71,25 +42,29 @@ config SOC_SAMA5D4
select HAVE_AT91_H32MX
help
Select this if you are using one of Atmel's SAMA5D4 family SoC.
-endif
+endif # SOC_SAM_V7
+
+
+menuconfig SOC_SAM_V4_V5
+ bool "Atmel ARM9 AT91SAM9/AT91RM9200" if ARCH_MULTI_V4_V5
+ select ARCH_AT91
+ help
+ Select this if you are using one of Atmel's AT91SAM9 or
+ AT91RM9200 SoC.

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

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
@@ -115,6 +90,34 @@ config SOC_AT91SAM9
AT91SAM9XE
endif # SOC_SAM_V4_V5

+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
+ select CPU_V7
+ select MEMORY
+ select ATMEL_SDRAMC
+ select PHYLIB if NETDEVICES
+
+menu "Atmel AT91 common options"
+
comment "AT91 Feature Selections"

config AT91_SLOW_CLOCK
@@ -132,12 +135,12 @@ config AT91_SLOW_CLOCK
need to be completely re-initialized.

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
diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile
index 999f12dbdd16..e51170eeaacd 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


\
 
 \ /
  Last update: 2015-03-05 20:41    [W:0.148 / U:0.240 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site