Now that rm9200 is only supported through DT, remove CONFIG_MACH_AT91RM9200_DT
and use CONFIG_SOC_AT91RM9200 instead.
Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: NBoris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>

CONFIG_NEED_MACH_MEMORY_H is not set by any at91 platform, remove mach/memory.h
Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: NBoris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>

Since removal of !DT boards, asm/irq.h inclusion is not needed in these product
files.
Signed-off-by: NBoris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>

These GPIO pin descriptions are now moved with the pinctrl driver. We can
safely remove this useless header file.
Reported-by: NArnd Bergmann <arnd@arndb.de>
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>

All functions declared in this file are gone.
Signed-off-by: NArnd Bergmann <arnd@arndb.de>
[nicolas.ferre@atmel.com: re-order patches so modify board-dt-sam9]
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>

These files were left behind with no reason. Remove them.
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>

As AT91 !DT code is now removed, cleanup the PIT clocksource driver.
Signed-off-by: NArnd Bergmann <arnd@arndb.de>
[nicolas.ferre@atmel.com: split patch]
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: NMaxime Ripard <maxime.ripard@free-electrons.com>
Cc: Boris BREZILLON <boris.brezillon@free-electrons.com>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>

As at91rm9200 is now DT only, there is no need to keep old entry point in this
at91rm9200 System Timer (ST) driver.
Signed-off-by: NArnd Bergmann <arnd@arndb.de>
[nicolas.ferre@atmel.com: split patch]
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>

GPIO and LED drivers were replaced by generic ones for DT boards. These drivers
were remaining: delete them now. Modifications are also done on the
corresponding header files.
Signed-off-by: NArnd Bergmann <arnd@arndb.de>
[nicolas.ferre@atmel.com: split patch]
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>

The AT91-specific SoC strucutre "struct at91_init_soc" was filled with specific
!DT initilisation functions. Now that we got rid of the !DT board file
description, remove unneeded functions.
Signed-off-by: NArnd Bergmann <arnd@arndb.de>
[nicolas.ferre@atmel.com: split patch]
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>

An explicit selection option is not needed for board files so now we select the
board from SoC option.
Signed-off-by: NArnd Bergmann <arnd@arndb.de>
[nicolas.ferre@atmel.com: remove option's comments; split patch]
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>

Since 3b26f39b (ARM: at91: make use of the new AIC driver for dt enabled
boards) the old IRQ initialisation functions aren't used anymore: remove their
declaration in generic.h.
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: NBoris BREZILLON <boris.brezillon@free-electrons.com>

Remove irc.c and associated header file. The related code was idendified by
the CONFIG_OLD_IRQ_AT91 option that was removed previously. It has been spotted
by following coccinelle semantic match:

@rule1@
expression E;
statement S;
@@
(
- if (IS_ENABLED(CONFIG_OLD_IRQ_AT91)) S
|
- if (IS_ENABLED(CONFIG_OLD_IRQ_AT91) && E) S
)

Cc: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: NBoris BREZILLON <boris.brezillon@free-electrons.com>

This clock driver collection was specific to AT91 and only used in !DT cases.
All clocks and the clock trees for all Atmel SoCs are now described by drivers
using the common clock framework.
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: NBoris BREZILLON <boris.brezillon@free-electrons.com>

As the CONFIG_OLD_CLK_AT91 option is gone, let's completely remove the AT91
old clock driver related data.
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: NBoris BREZILLON <boris.brezillon@free-electrons.com>

OLD_CLK_AT91 & OLD_IRQ_AT91 were only selected by entries in Kconfig.non_dt
that are now gone. So we remove all this legacy stuff and select the proper
options in the SOC_ entries.

As USE_OF is now selected directly in arch/arm/Kconfig AT91 entry, we can
safely remove it everywhere in this file.
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: NBoris BREZILLON <boris.brezillon@free-electrons.com>

As the ARCH_AT91RM9200 is removed because being !DT, we use
the SOC_AT91RM9200 variant. This option can certainly be removed
once the ST driver is reworked a bit.
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: NBoris BREZILLON <boris.brezillon@free-electrons.com>

Second part of at91rm9200 legacy !DT removal. This is the core !DT support
removal for this Atmel SoC.
Note that from now on, the Kconfig.non_dt file and its specialized options are
completely removed.
Use the Device Tree for running this board with newer kernels.
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: NBoris BREZILLON <boris.brezillon@free-electrons.com>

Remove old board files that use at91rm9200 Atmel SoC. The
device tree is mature on this SoCs. It must be used now.
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: NBoris BREZILLON <boris.brezillon@free-electrons.com>

Remove legacy support for at91sam9261/at91sam9g10 boards.
This include board files removal plus all legacy code for non DT boards
support.
Use the Device Tree for running this board with newer kernels.
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>

Commits bcf8c7e7 and
4bf7753b introduced compilation errors
("error: 'NR_IRQS_LEGACY' undeclared (first use in this function)") because
they remove the asm/irq.h inclusion while the init_time function needs it
for the NR_IRQS_LEGACY definition.

In the other hand, the point of these commits is to remove board file
support, and init_time is only needed when booting non-DT boards, we can
thus safely remove init_time functions.
Signed-off-by: NBoris Brezillon <boris.brezillon@free-electrons.com>
Acked-by: NNicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: NArnd Bergmann <arnd@arndb.de>

Second part of at91sam9260/at91sam9g20 legacy !DT removal. This is the core !DT
support removal for these two Atmel SoCs.
Use the Device Tree for running this board with newer kernels.
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>

Remove old board files that use at91sam9260 or at91sam9g20 Atmel SoCs. The
device tree is mature on these SoCs. It must be used now.
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>

Remove legacy support for at91sam9263 boards.
This include board files removal plus all legacy code for non DT boards
support.
Use the Device Tree for running this board with newer kernels.
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>

Remove this useless cpu.h header file forgotten during the !DT support removal.
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>

First export the clk32k clk.
Then add clk_lookup entries for RTT devices so that rtc-at91sam9 driver
can retrieve and manipulate the slow clk.
Signed-off-by: NBoris BREZILLON <boris.brezillon@free-electrons.com>
Acked-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: NJohan Hovold <johan@kernel.org>
Acked-by: NArnd Bergmann <arnd@arndb.de>
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>

Move the (DDR) SDRAM controller headers to include/soc/at91 to remove the
dependency on mach/ headers from the at91-reset driver.
Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>

CONFIG_MACH_SAMA5_DT is useless as the only way to boot on sama5 based boards is
to use device tree.
Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: NBoris Brezillon <boris.brezillon@free-electrons.com>
[nicolas.ferre@atmel.com: adapt on top of cleanup branch]
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>

The CONFIG_ARCH_AT91SAM9G45 config option was removed by ("ARM: at91: remove
at91sam9g45/9m10 legacy board support") so cleanup the use of it.
Reported-by: NPaul Bolle <pebolle@tiscali.nl>
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: NBoris Brezillon <boris.brezillon@free-electrons.com>

Use the generic platform_data header file instead of mach/atmel-mci.h
Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: NArnd Bergmann <arnd@arndb.de>
Acked-by: NLudovic Desroches <ludovic.desroches@atmel.com>
Signed-off-by: NUlf Hansson <ulf.hansson@linaro.org>

init_time is only needed when booting non-DT boards, we can thus safely
remove init_time functions.
Signed-off-by: NBoris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>

Fixes the following missing includes:

arch/arm/mach-at91/at91sam9g45.c: In function 'at91sam9g45_init_time':
arch/arm/mach-at91/at91sam9g45.c:39:23: error: 'NR_IRQS_LEGACY' undeclared (first use in this function)
  at91sam926x_pit_init(NR_IRQS_LEGACY + AT91_ID_SYS);
                       ^
arch/arm/mach-at91/at91sam9g45.c:39:23: note: each undeclared identifier is reported only once for each function it appears in
make[3]: *** [arch/arm/mach-at91/at91sam9g45.o] Error 1
arch/arm/mach-at91/at91sam9rl.c: In function 'at91sam9rl_init_time':
arch/arm/mach-at91/at91sam9rl.c:51:23: error: 'NR_IRQS_LEGACY' undeclared (first use in this function)
  at91sam926x_pit_init(NR_IRQS_LEGACY + AT91_ID_SYS);

Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: NOlof Johansson <olof@lixom.net>

Fixes the following missing includes:

arch/arm/mach-at91/at91sam9g45.c: In function 'at91sam9g45_init_time':
arch/arm/mach-at91/at91sam9g45.c:39:23: error: 'NR_IRQS_LEGACY' undeclared (first use in this function)
  at91sam926x_pit_init(NR_IRQS_LEGACY + AT91_ID_SYS);
                       ^
arch/arm/mach-at91/at91sam9g45.c:39:23: note: each undeclared identifier is reported only once for each function it appears in
make[3]: *** [arch/arm/mach-at91/at91sam9g45.o] Error 1
arch/arm/mach-at91/at91sam9rl.c: In function 'at91sam9rl_init_time':
arch/arm/mach-at91/at91sam9rl.c:51:23: error: 'NR_IRQS_LEGACY' undeclared (first use in this function)
  at91sam926x_pit_init(NR_IRQS_LEGACY + AT91_ID_SYS);

Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: NOlof Johansson <olof@lixom.net>

Remove legacy support for at91sam9rl boards.
This include board files removal plus all legacy code for non DT boards
support.
Use the Device Tree for running this board with newer kernels.
Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com>
[nicolas.ferre@atmel.com: Add sentence about DT]
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>

Remove legacy support for at91sam9g45/9m10 boards.
This include board files removal plus all legacy code for non DT boards
support (i.e. at91sam9g45.c and at91sam9g45_devices.c).
Use the Device Tree for running this board with newer kernels.
Signed-off-by: NBoris Brezillon <boris.brezillon@free-electrons.com>
Acked-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com>
[nicolas.ferre@atmel.com: Add sentence about DT, removed defconfig]
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>

As there is currently no-one to take care of this old !MMU target and as its
support in recent kernels is a bit rotten, remove this at91x40 support and the
board file associated with it (at91eb01).
There are modern ARM !MMU in Mainline now so this target is not interesting for
building tests anymore. It would be better to start from these modern ARM !MMU
platforms to reintroduce at91x40 support if needed.
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: NArnd Bergmann <arnd@arndb.de>
Acked-by: NGreg Ungerer <gerg@uclinux.org>
Acked-by: NUwe Kleine-König <u.kleine-koenig@pengutronix.de>

Clearing obj-y, obj-m, obj-n, obj- in each Makefile is
a useless habit.

They are non-exported variables; therefore they are always empty
whenever descending into each subdirectory.
(Moreorver, obj-y and obj-m are also set to empty at the beginning
of scripts/Makefile.build)
Signed-off-by: NMasahiro Yamada <yamada.m@jp.panasonic.com>
Acked-by: NNicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: NPeter Foley <pefoley2@pefoley.com>
Acked-by: NLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: NMichal Marek <mmarek@suse.cz>

The newly introduced support for SAMA5D4 added access to the
'AT91_ALT_BASE_SYS' register area, but failed to define the
symbols in the case when CONFIG_MMU is disabled.

We really should not hardwire addresses like this any more,
but as a small fixup, this patch just adds the missing
definitions for the nommu case, which gets at91x40_defconfig
and any configuration of sam9 and sama5 with MMU disabled
back to work.
Signed-off-by: NArnd Bergmann <arnd@arndb.de>
Fixes: 726d32bf ("ARM: at91: SAMA5D4 SoC detection code and low ...")

When introducing support for sama5d3, the write to PMC_PCDR register has
been accidentally removed.
Reported-by: NNathalie Cyrille <nathalie.cyrille@atmel.com>
Signed-off-by: NLudovic Desroches <ludovic.desroches@atmel.com>
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
Cc: <stable@vger.kernel.org> # 3.10.x and later

SoC identification code, kernel uncompress and low level
debugging routines update.
On SAMA5D4, DBGU is at another address AT91_BASE_DBGU2 so another
round of detection is needed. We also had to differentiate with
SAMA5D3 SoC family and rename some variables.
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com>