linux-stable.git/drivers/soc/Makefile, branch v6.2.2 Linux kernel stable tree soc: loongson: add GUTS driver for loongson-2 platforms 2022-11-14T15:01:32+00:00 Yinbo Zhu zhuyinbo@loongson.cn 2022-11-11T05:42:00+00:00 b82621ac8450d0de7570506c59f298dbf99ded64 The global utilities block controls PCIE device enabling, alternate function selection for multiplexed signals, consistency of HDA, USB and PCIE, configuration of memory controller, rtc controller, lio controller, and clock control. This patch adds a driver to manage and access global utilities block for LoongArch architecture Loongson-2 SoCs. Initially only reading SVR and registering soc device are supported. Other guts accesses, such as reading firmware configuration by default, should eventually be added into this driver as well. Signed-off-by: Yinbo Zhu <zhuyinbo@loongson.cn> Reviewed-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Arnd Bergmann <arnd@arndb.de> 
The global utilities block controls PCIE device enabling, alternate
function selection for multiplexed signals, consistency of HDA, USB
and PCIE, configuration of memory controller, rtc controller, lio
controller, and clock control.

This patch adds a driver to manage and access global utilities block
for LoongArch architecture Loongson-2 SoCs. Initially only reading SVR
and registering soc device are supported. Other guts accesses, such
as reading firmware configuration by default, should eventually be
added into this driver as well.

Signed-off-by: Yinbo Zhu <zhuyinbo@loongson.cn>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
soc: fujitsu: Add A64FX diagnostic interrupt driver 2022-07-18T11:37:08+00:00 Hitomi Hasegawa hasegawa-hitomi@fujitsu.com 2022-05-20T07:41:19+00:00 64f89dfaa4f155e3797191286aac6e60f404725f Register the NMI/IRQ corresponding to the A64FX's device definition dedicated to diagnostic interrupts, so that when this interrupt is sent using the BMC, it causes a panic. This can be used to obtain a kernel dump. Signed-off-by: Hitomi Hasegawa <hasegawa-hitomi@fujitsu.com> Link: https://lore.kernel.org/r/20220520074119.3574753-2-hasegawa-hitomi@fujitsu.com' Signed-off-by: Arnd Bergmann <arnd@arndb.de> 
Register the NMI/IRQ corresponding to the A64FX's device definition
dedicated to diagnostic interrupts, so that when this interrupt is
sent using the BMC, it causes a panic. This can be used to obtain
a kernel dump.

Signed-off-by: Hitomi Hasegawa <hasegawa-hitomi@fujitsu.com>
Link: https://lore.kernel.org/r/20220520074119.3574753-2-hasegawa-hitomi@fujitsu.com'
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Merge tag 'arm-multiplatform-5.19-2' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc 2022-06-02T22:23:54+00:00 Linus Torvalds torvalds@linux-foundation.org 2022-06-02T22:23:54+00:00 96479c09803b21d195c95fd4b145cd3a5a591ba0 Pull more ARM multiplatform updates from Arnd Bergmann: "The second part of the multiplatform changes now converts the Intel/Marvell PXA platform along with the rest. The patches went through several rebases before the merge window as bugs were found, so they remained separate. This has to touch a lot of drivers, in particular the touchscreen, pcmcia, sound and clk bits, to detach the driver files from the platform and board specific header files" * tag 'arm-multiplatform-5.19-2' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (48 commits) ARM: pxa/mmp: remove traces of plat-pxa ARM: pxa: convert to multiplatform ARM: pxa/sa1100: move I/O space to PCI_IOBASE ARM: pxa: remove support for MTD_XIP ARM: pxa: move mach/*.h to mach-pxa/ ARM: PXA: fix multi-cpu build of xsc3 ARM: pxa: move plat-pxa to drivers/soc/ ARM: mmp: rename pxa_register_device ARM: mmp: remove tavorevb board support ARM: pxa: remove unused mach/bitfield.h ARM: pxa: move clk register definitions to driver ARM: pxa: move smemc register access from clk to platform cpufreq: pxa3: move clk register access to clk driver ARM: pxa: remove get_clk_frequency_khz() ARM: pxa: pcmcia: move smemc configuration back to arch ASoC: pxa: i2s: use normal MMIO accessors ASoC: pxa: ac97: use normal MMIO accessors ASoC: pxa: use pdev resource for FIFO regs Input: wm97xx - get rid of irq_enable method in wm97xx_mach_ops Input: wm97xx - switch to using threaded IRQ ... 
Pull more ARM multiplatform updates from Arnd Bergmann:
 "The second part of the multiplatform changes now converts the
  Intel/Marvell PXA platform along with the rest. The patches went
  through several rebases before the merge window as bugs were found, so
  they remained separate.

  This has to touch a lot of drivers, in particular the touchscreen,
  pcmcia, sound and clk bits, to detach the driver files from the
  platform and board specific header files"

* tag 'arm-multiplatform-5.19-2' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (48 commits)
  ARM: pxa/mmp: remove traces of plat-pxa
  ARM: pxa: convert to multiplatform
  ARM: pxa/sa1100: move I/O space to PCI_IOBASE
  ARM: pxa: remove support for MTD_XIP
  ARM: pxa: move mach/*.h to mach-pxa/
  ARM: PXA: fix multi-cpu build of xsc3
  ARM: pxa: move plat-pxa to drivers/soc/
  ARM: mmp: rename pxa_register_device
  ARM: mmp: remove tavorevb board support
  ARM: pxa: remove unused mach/bitfield.h
  ARM: pxa: move clk register definitions to driver
  ARM: pxa: move smemc register access from clk to platform
  cpufreq: pxa3: move clk register access to clk driver
  ARM: pxa: remove get_clk_frequency_khz()
  ARM: pxa: pcmcia: move smemc configuration back to arch
  ASoC: pxa: i2s: use normal MMIO accessors
  ASoC: pxa: ac97: use normal MMIO accessors
  ASoC: pxa: use pdev resource for FIFO regs
  Input: wm97xx - get rid of irq_enable method in wm97xx_mach_ops
  Input: wm97xx - switch to using threaded IRQ
  ...
Merge tag 'v5.19-rockchip-drivers1' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip into arm/drivers 2022-05-13T09:33:41+00:00 Arnd Bergmann arnd@arndb.de 2022-05-13T09:33:40+00:00 d4a3b442335b0a9476248c5d6dc07f6f8580a9ca Powerdomain fixes and improvements, some GRF compatible properties and a rk3566 GRF clocksource default setup. * tag 'v5.19-rockchip-drivers1' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip: soc: rockchip: Fix compile-testing SoC drivers soc: rockchip: power-domain: Replace dsb() with smb() soc: rockchip: Clean up Kconfig whitespace soc: rockchip: set dwc3 clock for rk3566 dt-bindings: soc: rockchip: add rk3566-pipe-grf compatible soc: rockchip: pm_domains: Fix typo in comment dt-bindings: soc: rockchip: add naneng combo phy register compatible Link: https://lore.kernel.org/r/3998951.tdWV9SEqCh@phil Signed-off-by: Arnd Bergmann <arnd@arndb.de> 
Powerdomain fixes and improvements, some GRF compatible properties
and a rk3566 GRF clocksource default setup.

* tag 'v5.19-rockchip-drivers1' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip:
  soc: rockchip: Fix compile-testing SoC drivers
  soc: rockchip: power-domain: Replace dsb() with smb()
  soc: rockchip: Clean up Kconfig whitespace
  soc: rockchip: set dwc3 clock for rk3566
  dt-bindings: soc: rockchip: add rk3566-pipe-grf compatible
  soc: rockchip: pm_domains: Fix typo in comment
  dt-bindings: soc: rockchip: add naneng combo phy register compatible

Link: https://lore.kernel.org/r/3998951.tdWV9SEqCh@phil
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
ARM: pxa: move plat-pxa to drivers/soc/ 2022-05-07T20:56:16+00:00 Arnd Bergmann arnd@arndb.de 2019-09-20T11:33:40+00:00 64dbc4dd7a7cc6642c522963a6194b62480e2a68 There are two drivers in arch/arm/plat-pxa: mfp and ssp. Both of them should ideally not be needed at all, as there are proper subsystems to replace them. OTOH, they are self-contained and can simply be normal SoC drivers, so move them over there to eliminate one more of the plat-* directories. Acked-by: Robert Jarzmik <robert.jarzmik@free.fr> (mach-pxa) Acked-by: Lubomir Rintel <lkundrak@v3.sk> (mach-mmp) Signed-off-by: Arnd Bergmann <arnd@arndb.de> 
There are two drivers in arch/arm/plat-pxa: mfp and ssp. Both
of them should ideally not be needed at all, as there are
proper subsystems to replace them.

OTOH, they are self-contained and can simply be normal
SoC drivers, so move them over there to eliminate one more
of the plat-* directories.

Acked-by: Robert Jarzmik <robert.jarzmik@free.fr> (mach-pxa)
Acked-by: Lubomir Rintel <lkundrak@v3.sk> (mach-mmp)
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
soc: apple: Always include Makefile 2022-05-01T14:55:05+00:00 Sven Peter sven@svenpeter.dev 2022-05-01T14:55:05+00:00 cbb0f00131e48f38db9eda67e0f731504404567b We want to allow the code inside drivers/soc/apple to be compiled with COMPILE_TEST but this will currently result in linking errors because ARCH_APPLE is not set and make will never recurse into drivers/soc/apple. Let's just unconditionally recurse into apple/ since all drivers in there are guarded by config options anyways. Signed-off-by: Sven Peter <sven@svenpeter.dev> 
We want to allow the code inside drivers/soc/apple to be compiled with
COMPILE_TEST but this will currently result in linking errors because
ARCH_APPLE is not set and make will never recurse into
drivers/soc/apple.
Let's just unconditionally recurse into apple/ since all drivers
in there are guarded by config options anyways.

Signed-off-by: Sven Peter <sven@svenpeter.dev>
soc: rockchip: Fix compile-testing SoC drivers 2022-04-30T13:06:14+00:00 Brian Norris briannorris@chromium.org 2022-04-26T01:45:44+00:00 add9f6f30e54b5c07e7a0260cda459ef1d9646b7 Similar to commit 7f94b69ece51 ("ARM: ixp4xx: fix compile-testing soc drivers"). drivers/soc/rockchip/Kconfig makes plenty of provision for configuring drivers either for ARCH_ROCKCHIP or for COMPILE_TEST. But drivers/soc/Makefile pulls the rug out from under us, by refusing to build anything if we specified COMPILE_TEST but not ARCH_ROCKCHIP. Currently, I'm not aware of anything that breaks without this patch, but it certainly makes for confusing builds (CONFIG_ROCKCHIP_PM_DOMAINS=y, but we didn't actually compile the driver?) and leaves room for future error (I have pending patches that break confusingly with COMPILE_TEST=y even though their Kconfig dependencies seem correct [1]). Defer to drivers/soc/rockchip/{Makefile,Kconfig} to do the right thing. [1] e.g., https://lore.kernel.org/linux-rockchip/20220405184816.RFC.2.I2d73b403944f0b8b5871a77585b73f31ccc62999@changeid/ [RFC PATCH 2/2] PM / devfreq: rk3399_dmc: Block PMU during transitions Signed-off-by: Brian Norris <briannorris@chromium.org> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Link: https://lore.kernel.org/r/20220425184503.v3.3.Id5f16dec920f620120c0a143a97a12e16d401760@changeid Signed-off-by: Heiko Stuebner <heiko@sntech.de> 
Similar to commit 7f94b69ece51 ("ARM: ixp4xx: fix compile-testing soc
drivers").

drivers/soc/rockchip/Kconfig makes plenty of provision for configuring
drivers either for ARCH_ROCKCHIP or for COMPILE_TEST. But
drivers/soc/Makefile pulls the rug out from under us, by refusing to
build anything if we specified COMPILE_TEST but not ARCH_ROCKCHIP.

Currently, I'm not aware of anything that breaks without this patch, but
it certainly makes for confusing builds (CONFIG_ROCKCHIP_PM_DOMAINS=y,
but we didn't actually compile the driver?) and leaves room for future
error (I have pending patches that break confusingly with COMPILE_TEST=y
even though their Kconfig dependencies seem correct [1]).

Defer to drivers/soc/rockchip/{Makefile,Kconfig} to do the right thing.

[1] e.g.,
https://lore.kernel.org/linux-rockchip/20220405184816.RFC.2.I2d73b403944f0b8b5871a77585b73f31ccc62999@changeid/
[RFC PATCH 2/2] PM / devfreq: rk3399_dmc: Block PMU during transitions

Signed-off-by: Brian Norris <briannorris@chromium.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20220425184503.v3.3.Id5f16dec920f620120c0a143a97a12e16d401760@changeid
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
soc: add microchip polarfire soc system controller 2022-02-25T11:50:59+00:00 Conor Dooley conor.dooley@microchip.com 2022-02-17T10:13:50+00:00 d0054a470c33902f5ae88835ed8a8ecc3cf8faa4 This driver provides an interface for other drivers to access the functions of the system controller on the Microchip PolarFire SoC. Signed-off-by: Conor Dooley <conor.dooley@microchip.com> Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com> Link: https://lore.kernel.org/r/20220217101349.2374873-2-conor.dooley@microchip.com 
This driver provides an interface for other drivers to access the
functions of the system controller on the Microchip PolarFire SoC.

Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Link: https://lore.kernel.org/r/20220217101349.2374873-2-conor.dooley@microchip.com
soc: apple: Add driver for Apple PMGR power state controls 2021-12-07T04:13:13+00:00 Hector Martin marcan@marcan.st 2021-11-24T07:34:18+00:00 6df9d38f9146e83b473f0c9e57fb5fdf3fcc93e2 Implements genpd and reset providers for downstream devices. Each instance of the driver binds to a single register and represents a single SoC power domain. The driver does not currently implement all features (clockgate-only state, misc flags), but we declare the respective registers for documentation purposes. These features will be added as they become useful for downstream devices. This also creates the apple/soc tree and Kconfig submenu. Acked-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Hector Martin <marcan@marcan.st> 
Implements genpd and reset providers for downstream devices. Each
instance of the driver binds to a single register and represents a
single SoC power domain.

The driver does not currently implement all features (clockgate-only
state, misc flags), but we declare the respective registers for
documentation purposes. These features will be added as they become
useful for downstream devices.

This also creates the apple/soc tree and Kconfig submenu.

Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Hector Martin <marcan@marcan.st>
ARM: ixp4xx: fix compile-testing soc drivers 2021-08-02T12:31:15+00:00 Arnd Bergmann arnd@arndb.de 2021-07-21T21:13:43+00:00 7f94b69ece515ac82defa60ef7cba2cf26180216 Randconfig builds on the ixp4xx ethernet driver showed that the qmgr and npe drivers are not actually built even when compile testing is enabled: ERROR: modpost: "qmgr_stat_empty" [drivers/net/ethernet/xscale/ixp4xx_eth.ko] undefined! ERROR: modpost: "qmgr_enable_irq" [drivers/net/ethernet/xscale/ixp4xx_eth.ko] undefined! ERROR: modpost: "qmgr_set_irq" [drivers/net/ethernet/xscale/ixp4xx_eth.ko] undefined! ERROR: modpost: "__qmgr_request_queue" [drivers/net/ethernet/xscale/ixp4xx_eth.ko] undefined! ERROR: modpost: "npe_send_recv_message" [drivers/net/ethernet/xscale/ixp4xx_eth.ko] undefined! ERROR: modpost: "npe_recv_message" [drivers/net/ethernet/xscale/ixp4xx_eth.ko] undefined! ERROR: modpost: "npe_load_firmware" [drivers/net/ethernet/xscale/ixp4xx_eth.ko] undefined! ERROR: modpost: "npe_running" [drivers/net/ethernet/xscale/ixp4xx_eth.ko] undefined! ERROR: modpost: "qmgr_disable_irq" [drivers/net/ethernet/xscale/ixp4xx_eth.ko] undefined! ERROR: modpost: "qmgr_stat_below_low_watermark" [drivers/net/ethernet/xscale/ixp4xx_eth.ko] undefined! Fix it by always entering the drivers/soc/ixp4xx/ directory, and fix the resulting compile test failures by removing the #include statements that prevent building on most other platforms. Fixes: 7a6c9dbb36a4 ("soc: ixp4xx: Protect IXP4xx SoC drivers by ARCH_IXP4XX || COMPILE_TEST") Fixes: fcf2d8978cd5 ("ARM: ixp4xx: Move NPE and QMGR to drivers/soc") Signed-off-by: Arnd Bergmann <arnd@arndb.de> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Link: https://lore.kernel.org/r/20210721211412.3537004-1-arnd@kernel.org' Signed-off-by: Arnd Bergmann <arnd@arndb.de> 
Randconfig builds on the ixp4xx ethernet driver showed that the qmgr and
npe drivers are not actually built even when compile testing is enabled:

ERROR: modpost: "qmgr_stat_empty" [drivers/net/ethernet/xscale/ixp4xx_eth.ko] undefined!
ERROR: modpost: "qmgr_enable_irq" [drivers/net/ethernet/xscale/ixp4xx_eth.ko] undefined!
ERROR: modpost: "qmgr_set_irq" [drivers/net/ethernet/xscale/ixp4xx_eth.ko] undefined!
ERROR: modpost: "__qmgr_request_queue" [drivers/net/ethernet/xscale/ixp4xx_eth.ko] undefined!
ERROR: modpost: "npe_send_recv_message" [drivers/net/ethernet/xscale/ixp4xx_eth.ko] undefined!
ERROR: modpost: "npe_recv_message" [drivers/net/ethernet/xscale/ixp4xx_eth.ko] undefined!
ERROR: modpost: "npe_load_firmware" [drivers/net/ethernet/xscale/ixp4xx_eth.ko] undefined!
ERROR: modpost: "npe_running" [drivers/net/ethernet/xscale/ixp4xx_eth.ko] undefined!
ERROR: modpost: "qmgr_disable_irq" [drivers/net/ethernet/xscale/ixp4xx_eth.ko] undefined!
ERROR: modpost: "qmgr_stat_below_low_watermark" [drivers/net/ethernet/xscale/ixp4xx_eth.ko] undefined!

Fix it by always entering the drivers/soc/ixp4xx/ directory, and fix the
resulting compile test failures by removing the #include statements
that prevent building on most other platforms.

Fixes: 7a6c9dbb36a4 ("soc: ixp4xx: Protect IXP4xx SoC drivers by ARCH_IXP4XX || COMPILE_TEST")
Fixes: fcf2d8978cd5 ("ARM: ixp4xx: Move NPE and QMGR to drivers/soc")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20210721211412.3537004-1-arnd@kernel.org'
Signed-off-by: Arnd Bergmann <arnd@arndb.de>