Commit Graph

8000 Commits

Author SHA1 Message Date
Haibo Chen
81dce1490e mmc: sdhci-esdhc-imx: make "no-mmc-hs400" works
After commit 1ed5c3b22f ("mmc: sdhci-esdhc-imx: Propagate
ESDHC_FLAG_HS400* only on 8bit bus"), the property "no-mmc-hs400"
from device tree file do not work any more.
This patch reorder the code, which can avoid the warning message
"drop HS400 support since no 8-bit bus" and also make the property
"no-mmc-hs400" from dts file works.

Fixes: 1ed5c3b22f ("mmc: sdhci-esdhc-imx: Propagate ESDHC_FLAG_HS400* only on 8bit bus")
Signed-off-by: Haibo Chen <haibo.chen@nxp.com>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20230504112222.3599602-1-haibo.chen@nxp.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-05-09 11:55:02 +02:00
Christophe JAILLET
e5bce3c15a mmc: sdhci-cadence: Fix an error handling path in sdhci_cdns_probe()
If devm_reset_control_get_optional_exclusive() fails, some resources still
need to be released. So branch to the error handling path instead of
returning directly.

Fixes: aad53d4ee7 ("mmc: sdhci-cadence: Support mmc hardware reset")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Acked-by: Brad Larson <blarson@amd.com>
Link: https://lore.kernel.org/r/f61599a9ef23767c2d66e5af9c975f05ef1cec6b.1682430069.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-05-09 11:16:15 +02:00
Christian Loehle
003fb0a511 mmc: block: ensure error propagation for non-blk
Requests to the mmc layer usually come through a block device IO.
The exceptions are the ioctl interface, RPMB chardev ioctl
and debugfs, which issue their own blk_mq requests through
blk_execute_rq and do not query the BLK_STS error but the
mmcblk-internal drv_op_result. This patch ensures that drv_op_result
defaults to an error and has to be overwritten by the operation
to be considered successful.

The behavior leads to a bug where the request never propagates
the error, e.g. by directly erroring out at mmc_blk_mq_issue_rq if
mmc_blk_part_switch fails. The ioctl caller of the rpmb chardev then
can never see an error (BLK_STS_IOERR, but drv_op_result is unchanged)
and thus may assume that their call executed successfully when it did not.

While always checking the blk_execute_rq return value would be
advised, let's eliminate the error by always setting
drv_op_result as -EIO to be overwritten on success (or other error)

Fixes: 614f0388f5 ("mmc: block: move single ioctl() commands to block requests")
Signed-off-by: Christian Loehle <cloehle@hyperstone.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/59c17ada35664b818b7bd83752119b2d@hyperstone.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-05-09 11:16:15 +02:00
Linus Torvalds
b39667abcd TTY/Serial changes for 6.4-rc1
Here is the big set of tty/serial driver updates for 6.4-rc1.
 
 Nothing major, just lots of tiny, constant, forward development.  This
 includes:
   - obligatory n_gsm updates and feature additions
   - 8250_em driver updates
   - sh-sci driver updates
   - dts cleanups and updates
   - general cleanups and improvements by Ilpo and Jiri
   - other small serial driver core fixes and driver updates
 
 All of these have been in linux-next for a while with no reported
 problems.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'tty-6.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

Pull tty / serial updates from Greg KH:
 "Here is the big set of tty/serial driver updates for 6.4-rc1.

  Nothing major, just lots of tiny, constant, forward development. This
  includes:

   - obligatory n_gsm updates and feature additions

   - 8250_em driver updates

   - sh-sci driver updates

   - dts cleanups and updates

   - general cleanups and improvements by Ilpo and Jiri

   - other small serial driver core fixes and driver updates

  All of these have been in linux-next for a while with no reported
  problems"

* tag 'tty-6.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: (87 commits)
  n_gsm: Use array_index_nospec() with index that comes from userspace
  tty: vt: drop checks for undefined VT_SINGLE_DRIVER
  tty: vt: distribute EXPORT_SYMBOL()
  tty: vt: simplify some cases in tioclinux()
  tty: vt: reformat tioclinux()
  tty: serial: sh-sci: Fix end of transmission on SCI
  tty: serial: sh-sci: Add support for tx end interrupt handling
  tty: serial: sh-sci: Fix TE setting on SCI IP
  tty: serial: sh-sci: Add RZ/G2L SCIFA DMA rx support
  tty: serial: sh-sci: Add RZ/G2L SCIFA DMA tx support
  serial: max310x: fix IO data corruption in batched operations
  serial: core: Disable uart_start() on uart_remove_one_port()
  serial: 8250: Reinit port->pm on port specific driver unbind
  serial: 8250: Add missing wakeup event reporting
  tty: serial: fsl_lpuart: use UARTMODIR register bits for lpuart32 platform
  tty: serial: fsl_lpuart: adjust buffer length to the intended size
  serial: fix TIOCSRS485 locking
  serial: make SiFive serial drivers depend on ARCH_ symbols
  tty: synclink_gt: don't allocate and pass dummy flags
  tty: serial: simplify qcom_geni_serial_send_chunk_fifo()
  ...
2023-04-27 11:46:26 -07:00
Bo Liu
45f54c9c18 mmc: vub300: remove unreachable code
The function sched_partition_show cannot execute return, delete the
invalid code.

Signed-off-by: Bo Liu <liubo03@inspur.com>
Link: https://lore.kernel.org/r/20230412084758.2673-1-liubo03@inspur.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-04-17 11:51:14 +02:00
Brad Larson
aad53d4ee7 mmc: sdhci-cadence: Support mmc hardware reset
Add support for mmc hardware reset using a reset-controller
that would need to be enabled in the device tree with
a supporting driver.  The default is disabled for all
existing designs.

Signed-off-by: Brad Larson <blarson@amd.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
Link: https://lore.kernel.org/r/20230410184526.15990-15-blarson@amd.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-04-17 11:45:43 +02:00
Brad Larson
b5dbcf1f1d mmc: sdhci-cadence: Add AMD Pensando Elba SoC support
Add support for AMD Pensando Elba SoC which explicitly
controls byte-lane enables on writes.

Select MMC_SDHCI_IO_ACCESSORS for MMC_SDHCI_CADENCE which
allows Elba SoC sdhci_elba_ops to overwrite the SDHCI
IO memory accessors

Signed-off-by: Brad Larson <blarson@amd.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/20230410184526.15990-14-blarson@amd.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-04-17 11:45:43 +02:00
Brad Larson
e095b78ef2 mmc: sdhci-cadence: Support device specific init during probe
Move struct sdhci_pltfm_data under new struct sdhci_cdns_drv_data.
Add an init() into sdhci_cdns_drv_data for platform specific device
initialization in the device probe which is not used for existing devices.

Signed-off-by: Brad Larson <blarson@amd.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/20230410184526.15990-13-blarson@amd.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-04-17 11:45:43 +02:00
Brad Larson
d3e32f8478 mmc: sdhci-cadence: Enable device specific override of writel()
SoCs with device specific Cadence implementation, such as setting
byte-enables before the write, need to override writel().  Add a
callback where the default is writel() for all existing chips.

Signed-off-by: Brad Larson <blarson@amd.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/20230410184526.15990-12-blarson@amd.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-04-17 11:45:43 +02:00
Bean Huo
f695c5f952 mmc: core: Remove unused macro mmc_req_rel_wr
There is no user for macro mmc_req_rel_wr, so delete it.

Signed-off-by: Bean Huo <beanhuo@micron.com>
Link: https://lore.kernel.org/r/20230403221754.16168-1-beanhuo@iokpp.de
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-04-17 09:47:25 +02:00
Sai Krishna Potthuri
9fab93895f mmc: sdhci-of-arasan: Skip setting clock delay for 400KHz
Clock delay settings are not defined for 400KHz, so add frequency check
to skip calling the clock delay settings when frequency is <=400KHz.

Signed-off-by: Sai Krishna Potthuri <sai.krishna.potthuri@amd.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/20230403102551.3763054-4-sai.krishna.potthuri@amd.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-04-17 09:46:53 +02:00
Swati Agarwal
b095f4f52b mmc: sdhci-of-arasan: Add support for eMMC5.1 on Xilinx Versal Net platform
Add support for eMMC5.1 on Xilinx Versal Net platform
- Add new compatible string(xlnx,versal-net-emmc).
- Add support for PHY which is part of Host Controller register space.
- Add DLL and Delay Chain mode support and corresponding tap delays for
all eMMC modes.
- Add Strobe select tap for HS400 mode.

Signed-off-by: Swati Agarwal <swati.agarwal@amd.com>
Co-developed-by: Sai Krishna Potthuri <sai.krishna.potthuri@amd.com>
Signed-off-by: Sai Krishna Potthuri <sai.krishna.potthuri@amd.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/20230403102551.3763054-3-sai.krishna.potthuri@amd.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-04-17 09:46:53 +02:00
Aswath Govindraju
9d2e77ff2b mmc: sdhci_am654: Add support for PM suspend/resume
Add support for suspend/resume and pm_runtime resume/suspend.

Signed-off-by: Aswath Govindraju <a-govindraju@ti.com>
Signed-off-by: Georgi Vlaev <g-vlaev@ti.com>
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Link: https://lore.kernel.org/r/20230331101619.4117312-1-vigneshr@ti.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-04-04 13:50:08 +02:00
Yu Zhe
5762451d64 mmc: core: remove unnecessary (void*) conversions
Pointer variables of void * type do not require type cast.

Signed-off-by: Yu Zhe <yuzhe@nfschina.com>
Link: https://lore.kernel.org/r/20230328031049.22749-1-yuzhe@nfschina.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-04-03 14:36:12 +02:00
Ulf Hansson
c7461f3e68 mmc: Merge branch fixes into next
Merge the mmc fixes for v6.3-rc[n] into the next branch, to allow them to
get tested together with the new mmc changes that are targeted for v6.4.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-24 16:48:06 +01:00
Georgii Kruglov
0dd8316037 mmc: sdhci-of-esdhc: fix quirk to ignore command inhibit for data
If spec_reg is equal to 'SDHCI_PRESENT_STATE', esdhc_readl_fixup()
fixes up register value and returns it immediately. As a result, the
further block
(spec_reg == SDHCI_PRESENT_STATE)
    &&(esdhc->quirk_ignore_data_inhibit == true),
is never executed.

The patch merges the second block into the first one.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Fixes: 1f1929f3f2 ("mmc: sdhci-of-esdhc: add quirk to ignore command inhibit for data")
Signed-off-by: Georgii Kruglov <georgy.kruglov@yandex.ru>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/20230321203715.3975-1-georgy.kruglov@yandex.ru
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-24 16:48:01 +01:00
Marc Gonzalez
f6ca8f906b mmc: core: Log about empty non-removable slots
Failing to detect a non-removable card shouldn't happen. Let's log a
message about it to inform that we have problem that ought to be fixed.

Signed-off-by: Marc Gonzalez <marc.w.gonzalez@free.fr>
Link: https://lore.kernel.org/r/d2444591-c91b-a94d-71e2-9dedc3b6c514@free.fr
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-24 16:48:01 +01:00
Tom Rix
cc47d2cf67 mmc: sdricoh_cs: remove unused sdricoh_readw function
clang with W=1 reports
drivers/mmc/host/sdricoh_cs.c:104:28: error: unused function
  'sdricoh_readw' [-Werror,-Wunused-function]
static inline unsigned int sdricoh_readw(struct sdricoh_host *host,
                           ^
This function is not used, so remove it.

Signed-off-by: Tom Rix <trix@redhat.com>
Link: https://lore.kernel.org/r/20230319164744.1707169-1-trix@redhat.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-24 16:48:01 +01:00
A, Rashmi
189f737031 mmc: sdhci-of-arasan: Remove Intel Thunder Bay SOC support
Remove Thunder Bay specific code as the product got cancelled
and there are no end customers or users.

Signed-off-by: A, Rashmi <rashmi.a@intel.com>
Reviewed-by: Hunter, Adrian <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/20230316120549.21486-2-rashmi.a@intel.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-24 16:48:01 +01:00
Bhavya Kapoor
2265098fd6 mmc: sdhci_am654: Set HIGH_SPEED_ENA for SDR12 and SDR25
Timing Information in Datasheet assumes that HIGH_SPEED_ENA=1 should be
set for SDR12 and SDR25 modes. But sdhci_am654 driver clears
HIGH_SPEED_ENA register. Thus, Modify sdhci_am654 to not clear
HIGH_SPEED_ENA (HOST_CONTROL[2]) bit for SDR12 and SDR25 speed modes.

Fixes: e374e87538 ("mmc: sdhci_am654: Clear HISPD_ENA in some lower speed modes")
Signed-off-by: Bhavya Kapoor <b-kapoor@ti.com>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20230317092711.660897-1-b-kapoor@ti.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-23 12:02:00 +01:00
Yang Li
cf26790181 mmc: usdhi6rol0: Use devm_platform_get_and_ioremap_resource()
According to commit 890cc39a87 ("drivers: provide
devm_platform_get_and_ioremap_resource()"), convert
platform_get_resource(), devm_ioremap_resource() to a single
call to devm_platform_get_and_ioremap_resource(), as this is exactly
what this function does.

Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Link: https://lore.kernel.org/r/20230315055355.66733-1-yang.lee@linux.alibaba.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-23 11:57:04 +01:00
Yang Li
288b7baf09 mmc: sdhci-of-aspeed: Use devm_platform_get_and_ioremap_resource()
According to commit 890cc39a87 ("drivers: provide
devm_platform_get_and_ioremap_resource()"), convert
platform_get_resource(), devm_ioremap_resource() to a single
call to devm_platform_get_and_ioremap_resource(), as this is exactly
what this function does.

Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/20230315055023.61779-1-yang.lee@linux.alibaba.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-23 11:56:41 +01:00
Yang Li
c66c55bec5 mmc: owl-mmc: Use devm_platform_get_and_ioremap_resource()
According to commit 890cc39a87 ("drivers: provide
devm_platform_get_and_ioremap_resource()"), convert
platform_get_resource(), devm_ioremap_resource() to a single
call to devm_platform_get_and_ioremap_resource(), as this is exactly
what this function does.

Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Reviewed-by: Manivannan Sadhasivam <mani@kernel.org>
Link: https://lore.kernel.org/r/20230315054113.48898-1-yang.lee@linux.alibaba.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-23 11:56:06 +01:00
Yang Li
73226532da mmc: omap: Use devm_platform_get_and_ioremap_resource()
According to commit 890cc39a87 ("drivers: provide
devm_platform_get_and_ioremap_resource()"), convert
platform_get_resource(), devm_ioremap_resource() to a single
call to devm_platform_get_and_ioremap_resource(), as this is exactly
what this function does.

Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Link: https://lore.kernel.org/r/20230315053434.38316-1-yang.lee@linux.alibaba.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-23 11:55:13 +01:00
Yang Li
e3d1672741 mmc: jz4740: Use devm_platform_get_and_ioremap_resource()
According to commit 890cc39a87 ("drivers: provide
devm_platform_get_and_ioremap_resource()"), convert
platform_get_resource(), devm_ioremap_resource() to a single
call to devm_platform_get_and_ioremap_resource(), as this is exactly
what this function does.

Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Link: https://lore.kernel.org/r/20230315053127.33855-1-yang.lee@linux.alibaba.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-23 11:54:35 +01:00
Yang Li
220b484fa6 mmc: dw_mmc-pltfm: Use devm_platform_get_and_ioremap_resource()
According to commit 890cc39a87 ("drivers: provide
devm_platform_get_and_ioremap_resource()"), convert
platform_get_resource(), devm_ioremap_resource() to a single
call to devm_platform_get_and_ioremap_resource(), as this is exactly
what this function does.

Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Link: https://lore.kernel.org/r/20230315052231.21212-1-yang.lee@linux.alibaba.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-23 11:54:13 +01:00
Krzysztof Kozlowski
6fb11c1812 mmc: sdhci: drop useless sdhci_get_compatibility() !OF stub
The sdhci_get_compatibility() uses OF functions which have stubs for !OF
case, thus entire CONFIG_OF ifdef can be dropped.  This also fixes
!CONFIG_OF W=1 warning:

  drivers/mmc/host/sdhci-pltfm.c:76:6: error: no previous prototype for ‘sdhci_get_compatibility’ [-Werror=missing-prototypes]

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/20230314203901.20803-1-krzysztof.kozlowski@linaro.org
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-23 11:48:57 +01:00
Heiner Kallweit
e3f0d2213d mmc: meson-gx: use new helpers mmc_regulator_enable/disable_vqmmc
Use new helpers mmc_regulator_enable/disable_vqmmc to simplify
the code.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Acked-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Link: https://lore.kernel.org/r/2ceb62da-07e6-bafc-c29e-13cc1cdde93a@gmail.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-23 11:38:34 +01:00
Heiner Kallweit
8d91f3f8ae mmc: core: add helpers mmc_regulator_enable/disable_vqmmc
There's a number of drivers (e.g. dw_mmc, meson-gx, mmci, sunxi) using
the same mechanism and a private flag vqmmc_enabled to deal with
enabling/disabling the vqmmc regulator.

Move this to the core and create new helpers mmc_regulator_enable_vqmmc
and mmc_regulator_disable_vqmmc.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Acked-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Link: https://lore.kernel.org/r/71586432-360f-9b92-17f6-b05a8a971bc2@gmail.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-23 11:38:34 +01:00
Heiner Kallweit
2c52e00269 mmc: meson-gx: simplify usage of mmc_regulator_set_ocr
After 087592395a96 ("mmc: core: Allow invalid regulator in
mmc_regulator_set_ocr()") we can remove the checks here.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Link: https://lore.kernel.org/r/858a592b-ebf4-99b4-74fc-21b4ad3382f8@gmail.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-23 11:36:34 +01:00
Fred
51dfc6142a mmc: sdhci-pci-o2micro: Fix SDR50 mode timing issue
Change SDR50 mode clock source from DLL output clock to PLL open clock
1.HS200 and SDR104 mode select DLL output clock
2.SDR50 mode select PLL open clock

Signed-off-by: Fred <fred.ai@bayhubtech.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/20230223120450.16858-1-fredaibayhubtech@126.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-23 11:30:20 +01:00
Rob Herring
ca6b5fe277 mmc: Use of_property_read_bool() for boolean properties
It is preferred to use typed property access functions (i.e.
of_property_read_<type> functions) rather than low-level
of_get_property/of_find_property functions for reading properties.
Convert reading boolean properties to to of_property_read_bool().

Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20230310144715.1543836-1-robh@kernel.org
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-23 11:30:20 +01:00
Rob Herring
66756ca342 mmc: arasan: Use of_property_present() for testing DT property presence
It is preferred to use typed property access functions (i.e.
of_property_read_<type> functions) rather than low-level
of_get_property/of_find_property functions for reading properties. As
part of this, convert of_get_property/of_find_property calls to the
recently added of_property_present() helper when we just want to test
for presence of a property and nothing more.

Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20230310144714.1543767-1-robh@kernel.org
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-23 11:30:20 +01:00
Vasily Khoruzhick
4950240800 mmc: sdhci-of-dwcmshc: properly determine max clock on Rockchip
Currently .get_max_clock returns the current clock rate for cclk_emmc
on rk35xx, thus max clock gets set to whatever bootloader set it to.

In case of u-boot, it is intentionally reset to 50 MHz if it boots
from eMMC, see mmc_deinit() in u-boot sources. As a result, HS200 and
HS400 modes are never selected by Linux, because dwcmshc_rk35xx_postinit
clears appropriate caps if host->mmc->f_max is < 52MHz

cclk_emmc is not a fixed clock on rk35xx, so using
sdhci_pltfm_clk_get_max_clock is not appropriate here.

Implement rk35xx_get_max_clock that returns actual max clock for cclk_emmc.

Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/20230310010349.509132-1-anarsoul@gmail.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-23 11:30:20 +01:00
Wolfram Sang
07248afa83 mmc: renesas_sdhi: remove R-Car H3 ES1.* handling
R-Car H3 ES1.* was only available to an internal development group and
needed a lot of quirks and workarounds. These become a maintenance
burden now, so our development group decided to remove upstream support
and disable booting for this SoC. Public users only have ES2 onwards.

Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Link: https://lore.kernel.org/r/20230307163041.3815-9-wsa+renesas@sang-engineering.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-23 11:30:20 +01:00
Heiner Kallweit
4b4b7ac737 mmc: core: Allow invalid regulator in mmc_regulator_set_ocr()
Basically all host drivers use code like this:

if (!IS_ERR(mmc->supply.vmmc))
	mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, 0)

Move the IS_ERR() check to mmc_regulator_set_ocr() to simplify host driver
code.

Suggested-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Link: https://lore.kernel.org/r/0c1e7440-f4bc-b48a-137f-58b75ac98550@gmail.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-23 11:30:19 +01:00
Swati Agarwal
4453d51e18 mmc: sdhci-of-arasan: Add support to request the "gate" clock
Add support to read the optional "gate" clock property and request the
clock which will be used to ungate the DLL clock.

For Xilinx platforms which has DLL module, dll clock must be
ungated/enabled when SD controller operates at higher frequencies like 50
MHz, 100 MHz and 200 MHz. This will be done by explicitly requesting gate
clock from the driver.

Signed-off-by: Swati Agarwal <swati.agarwal@amd.com>
Acked-by: Michal Simek <michal.simek@amd.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/20230223141402.23979-1-swati.agarwal@amd.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-23 11:30:19 +01:00
Greg Kroah-Hartman
f16a70c047 Merge 6.3-rc3 into tty-next
We need the tty/serial fixes in here and it resolves a merge conflict
with:
	drivers/tty/serial/8250/8250_em.c

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-03-20 09:14:37 +01:00
Ilpo Järvinen
035173c91c tty: Convert hw_stopped in tty_struct to bool
hw_stopped in tty_struct is used like bool, convert the variable type
to bool.

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Acked-by: Ulf Hansson <ulf.hansson@linaro.org> # For MMC
Link: https://lore.kernel.org/r/20230309082035.14880-9-ilpo.jarvinen@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-03-17 15:01:09 +01:00
William Qiu
92771cdd90 mmc: dw_mmc-starfive: Fix initialization of prev_err
Fix a bug by making sure prev_err doesn't get used when being
uninitialized.

Signed-off-by: William Qiu <william.qiu@starfivetech.com>
Reported-by: Dan Carpenter <error27@gmail.com>
Reviewed-by: Emil Renner Berthing <emil.renner.berthing@canonical.com>
Fixes: 9e622229bb ("mmc: starfive: Add sdio/emmc driver support")
Link: https://lore.kernel.org/r/20230307024646.10216-3-william.qiu@starfivetech.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-09 15:33:51 +01:00
Francesco Dolcini
11440da77d mmc: sdhci_am654: lower power-on failed message severity
Lower the power-on failed message severity from warn to info when the
controller does not power-up. It's normal to have this situation when
the SD card slot is empty, therefore we should not warn the user about
it.

Fixes: 7ca0f166f5 ("mmc: sdhci_am654: Add workaround for card detect debounce timer")
Signed-off-by: Francesco Dolcini <francesco.dolcini@toradex.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20230306162751.163369-1-francesco@dolcini.it
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-03-09 15:31:09 +01:00
Linus Torvalds
11c7052998 ARM: SoC drivers for 6.3
As usual, there are lots of minor driver changes across SoC platforms
 from  NXP, Amlogic, AMD Zynq, Mediatek, Qualcomm, Apple and Samsung.
 These usually add support for additional chip variations in existing
 drivers, but also add features or bugfixes.
 
 The SCMI firmware subsystem gains a unified raw userspace interface
 through debugfs, which can be used for validation purposes.
 
 Newly added drivers include:
 
  - New power management drivers for StarFive JH7110, Allwinner D1 and
    Renesas RZ/V2M
 
  - A driver for Qualcomm battery and power supply status
 
  - A SoC device driver for identifying Nuvoton WPCM450 chips
 
  - A regulator coupler driver for Mediatek MT81xxv
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Merge tag 'soc-drivers-6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC driver updates from Arnd Bergmann:
 "As usual, there are lots of minor driver changes across SoC platforms
  from NXP, Amlogic, AMD Zynq, Mediatek, Qualcomm, Apple and Samsung.
  These usually add support for additional chip variations in existing
  drivers, but also add features or bugfixes.

  The SCMI firmware subsystem gains a unified raw userspace interface
  through debugfs, which can be used for validation purposes.

  Newly added drivers include:

   - New power management drivers for StarFive JH7110, Allwinner D1 and
     Renesas RZ/V2M

   - A driver for Qualcomm battery and power supply status

   - A SoC device driver for identifying Nuvoton WPCM450 chips

   - A regulator coupler driver for Mediatek MT81xxv"

* tag 'soc-drivers-6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (165 commits)
  power: supply: Introduce Qualcomm PMIC GLINK power supply
  soc: apple: rtkit: Do not copy the reg state structure to the stack
  soc: sunxi: SUN20I_PPU should depend on PM
  memory: renesas-rpc-if: Remove redundant division of dummy
  soc: qcom: socinfo: Add IDs for IPQ5332 and its variant
  dt-bindings: arm: qcom,ids: Add IDs for IPQ5332 and its variant
  dt-bindings: power: qcom,rpmpd: add RPMH_REGULATOR_LEVEL_LOW_SVS_L1
  firmware: qcom_scm: Move qcom_scm.h to include/linux/firmware/qcom/
  MAINTAINERS: Update qcom CPR maintainer entry
  dt-bindings: firmware: document Qualcomm SM8550 SCM
  dt-bindings: firmware: qcom,scm: add qcom,scm-sa8775p compatible
  soc: qcom: socinfo: Add Soc IDs for IPQ8064 and variants
  dt-bindings: arm: qcom,ids: Add Soc IDs for IPQ8064 and variants
  soc: qcom: socinfo: Add support for new field in revision 17
  soc: qcom: smd-rpm: Add IPQ9574 compatible
  soc: qcom: pmic_glink: remove redundant calculation of svid
  soc: qcom: stats: Populate all subsystem debugfs files
  dt-bindings: soc: qcom,rpmh-rsc: Update to allow for generic nodes
  soc: qcom: pmic_glink: add CONFIG_NET/CONFIG_OF dependencies
  soc: qcom: pmic_glink: Introduce altmode support
  ...
2023-02-27 10:04:49 -08:00
Linus Torvalds
da15efe1a8 MMC core:
- Extend slot-gpio to be used for host specific card detect interrupts
  - Align to common busy polling behaviour for mmc ioctls
  - Suggest the BFQ I/O scheduler to be built along with MMC/SD support
  - Add devm_mmc_alloc_host() to enable further cleanups in host drivers
 
 MMC host:
  - atmel-mci: Fix race condition when stopping/starting a command
  - dw_mmc-starfive: Add new driver to support the StarFive JH7110 variant
  - dw_mmc-rockchip: Add support for the RK3588 variant
  - jz4740: Add support for the vqmmc power supply
  - meson-gx: Convert the DT bindings to the dt-schema
  - meson-gx: Enable the platform interrupt to be used for card detect
  - moxart: Set the supported maximum request/block/segment sizes
  - renesas,sdhi: Add support for the RZ/V2M variants
  - sdhci: Rework code to drop SDHCI_QUIRK_MISSING_CAPS
  - sdhci-esdhc-imx: Improve tuning logic support
  - sdhci-msm: Add support for the IPQ5332 and the IPQ9574 variants
  - sdhci-of-dwcmshc: Add the missing device table IDs for acpi
  - sdhci-of-dwcmshc: Improve clock support for the Rockchip variant
  - sdhci-of-dwcmshc: Enable support of V4 host for the BlueField-3 variant
  - sdhci-pxav2: Add support for the PXA168 V1 variant
  - sdhci-pxav2: Add support for SDIO IRQs for the PXA168 V1 variant
  - uniphier-sd: Add support for SD UHS-I speed modes
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Merge tag 'mmc-v6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc

Pull MMC updates from Ulf Hansson:
 "MMC core:
   - Extend slot-gpio to be used for host specific card detect interrupts
   - Align to common busy polling behaviour for mmc ioctls
   - Suggest the BFQ I/O scheduler to be built along with MMC/SD support
   - Add devm_mmc_alloc_host() to enable further cleanups in host drivers

  MMC host:
   - atmel-mci: Fix race condition when stopping/starting a command
   - dw_mmc-starfive: Add new driver to support the StarFive JH7110 variant
   - dw_mmc-rockchip: Add support for the RK3588 variant
   - jz4740: Add support for the vqmmc power supply
   - meson-gx: Convert the DT bindings to the dt-schema
   - meson-gx: Enable the platform interrupt to be used for card detect
   - moxart: Set the supported maximum request/block/segment sizes
   - renesas,sdhi: Add support for the RZ/V2M variants
   - sdhci: Rework code to drop SDHCI_QUIRK_MISSING_CAPS
   - sdhci-esdhc-imx: Improve tuning logic support
   - sdhci-msm: Add support for the IPQ5332 and the IPQ9574 variants
   - sdhci-of-dwcmshc: Add the missing device table IDs for acpi
   - sdhci-of-dwcmshc: Improve clock support for the Rockchip variant
   - sdhci-of-dwcmshc: Enable support of V4 host for the BlueField-3 variant
   - sdhci-pxav2: Add support for the PXA168 V1 variant
   - sdhci-pxav2: Add support for SDIO IRQs for the PXA168 V1 variant
   - uniphier-sd: Add support for SD UHS-I speed modes"

* tag 'mmc-v6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc: (59 commits)
  mmc: meson-gx: Use devm_platform_get_and_ioremap_resource()
  mmc: meson-gx: constify member data of struct meson_host
  mmc: meson-gx: use devm_clk_get_enabled() for core clock
  mmc: core: fix return value check in devm_mmc_alloc_host()
  dt-bindings: mmc: meson-gx: fix interrupt binding
  mmc: meson-gx: support platform interrupt as card detect interrupt
  dt-bindings: mmc: meson-gx: support specifying cd interrupt
  mmc: core: support setting card detect interrupt from drivers
  mmc: starfive: Add sdio/emmc driver support
  dt-bindings: mmc: Add StarFive MMC module
  dt-bindings: mmc: sdhci-msm: Allow 1 icc path
  dt-bindings: mmc: rockchip-dw-mshc: Add RK3588 compatible string
  mmc: core: Align to common busy polling behaviour for mmc ioctls
  dt-bindings: mmc: Add resets property to cadence SDHCI binding
  mmc: meson-gx: remove meson_mmc_get_cd
  mmc: moxart: set maximum request/block/segment sizes
  mmc: sdhci-brcmstb: Use devm_platform_get_and_ioremap_resource()
  mmc: sdhci-of-dwcmshc: add the missing device table IDs for acpi
  mmc: sdhci-of-dwcmshc: Update DLL and pre-change delay for rockchip platform
  mmc: jz4740: Add support for vqmmc power supply
  ...
2023-02-27 09:47:26 -08:00
Linus Torvalds
a93e884edf Driver core changes for 6.3-rc1
Here is the large set of driver core changes for 6.3-rc1.
 
 There's a lot of changes this development cycle, most of the work falls
 into two different categories:
   - fw_devlink fixes and updates.  This has gone through numerous review
     cycles and lots of review and testing by lots of different devices.
     Hopefully all should be good now, and Saravana will be keeping a
     watch for any potential regression on odd embedded systems.
   - driver core changes to work to make struct bus_type able to be moved
     into read-only memory (i.e. const)  The recent work with Rust has
     pointed out a number of areas in the driver core where we are
     passing around and working with structures that really do not have
     to be dynamic at all, and they should be able to be read-only making
     things safer overall.  This is the contuation of that work (started
     last release with kobject changes) in moving struct bus_type to be
     constant.  We didn't quite make it for this release, but the
     remaining patches will be finished up for the release after this
     one, but the groundwork has been laid for this effort.
 
 Other than that we have in here:
   - debugfs memory leak fixes in some subsystems
   - error path cleanups and fixes for some never-able-to-be-hit
     codepaths.
   - cacheinfo rework and fixes
   - Other tiny fixes, full details are in the shortlog
 
 All of these have been in linux-next for a while with no reported
 problems.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'driver-core-6.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

Pull driver core updates from Greg KH:
 "Here is the large set of driver core changes for 6.3-rc1.

  There's a lot of changes this development cycle, most of the work
  falls into two different categories:

   - fw_devlink fixes and updates. This has gone through numerous review
     cycles and lots of review and testing by lots of different devices.
     Hopefully all should be good now, and Saravana will be keeping a
     watch for any potential regression on odd embedded systems.

   - driver core changes to work to make struct bus_type able to be
     moved into read-only memory (i.e. const) The recent work with Rust
     has pointed out a number of areas in the driver core where we are
     passing around and working with structures that really do not have
     to be dynamic at all, and they should be able to be read-only
     making things safer overall. This is the contuation of that work
     (started last release with kobject changes) in moving struct
     bus_type to be constant. We didn't quite make it for this release,
     but the remaining patches will be finished up for the release after
     this one, but the groundwork has been laid for this effort.

  Other than that we have in here:

   - debugfs memory leak fixes in some subsystems

   - error path cleanups and fixes for some never-able-to-be-hit
     codepaths.

   - cacheinfo rework and fixes

   - Other tiny fixes, full details are in the shortlog

  All of these have been in linux-next for a while with no reported
  problems"

[ Geert Uytterhoeven points out that that last sentence isn't true, and
  that there's a pending report that has a fix that is queued up - Linus ]

* tag 'driver-core-6.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (124 commits)
  debugfs: drop inline constant formatting for ERR_PTR(-ERROR)
  OPP: fix error checking in opp_migrate_dentry()
  debugfs: update comment of debugfs_rename()
  i3c: fix device.h kernel-doc warnings
  dma-mapping: no need to pass a bus_type into get_arch_dma_ops()
  driver core: class: move EXPORT_SYMBOL_GPL() lines to the correct place
  Revert "driver core: add error handling for devtmpfs_create_node()"
  Revert "devtmpfs: add debug info to handle()"
  Revert "devtmpfs: remove return value of devtmpfs_delete_node()"
  driver core: cpu: don't hand-override the uevent bus_type callback.
  devtmpfs: remove return value of devtmpfs_delete_node()
  devtmpfs: add debug info to handle()
  driver core: add error handling for devtmpfs_create_node()
  driver core: bus: update my copyright notice
  driver core: bus: add bus_get_dev_root() function
  driver core: bus: constify bus_unregister()
  driver core: bus: constify some internal functions
  driver core: bus: constify bus_get_kset()
  driver core: bus: constify bus_register/unregister_notifier()
  driver core: remove private pointer from struct bus_type
  ...
2023-02-24 12:58:55 -08:00
Linus Torvalds
17cd4d6f05 TTY/Serial driver updates for 6.3-rc1
Here is the big set of serial and tty driver updates for 6.3-rc1.
 
 Once again, Jiri and Ilpo have done a number of core vt and tty/serial
 layer cleanups that were much needed and appreciated.  Other than that,
 it's just a bunch of little tty/serial driver updates:
   - qcom-geni-serial driver updates
   - liteuart driver updates
   - hvcs driver cleanups
   - n_gsm updates and additions for new features
   - more 8250 device support added
   - fpga/dfl update and additions
   - imx serial driver updates
   - fsl_lpuart updates
   - other tiny fixes and updates for serial drivers
 
 All of these have been in linux-next for a while with no reported
 problems.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'tty-6.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

Pull tty / serial driver updates from Greg KH:
 "Here is the big set of serial and tty driver updates for 6.3-rc1.

  Once again, Jiri and Ilpo have done a number of core vt and tty/serial
  layer cleanups that were much needed and appreciated. Other than that,
  it's just a bunch of little tty/serial driver updates:

   - qcom-geni-serial driver updates

   - liteuart driver updates

   - hvcs driver cleanups

   - n_gsm updates and additions for new features

   - more 8250 device support added

   - fpga/dfl update and additions

   - imx serial driver updates

   - fsl_lpuart updates

   - other tiny fixes and updates for serial drivers

  All of these have been in linux-next for a while with no reported
  problems"

* tag 'tty-6.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: (143 commits)
  tty: n_gsm: add keep alive support
  serial: imx: remove a redundant check
  dt-bindings: serial: snps-dw-apb-uart: add dma & dma-names properties
  soc: qcom: geni-se: Move qcom-geni-se.h to linux/soc/qcom/geni-se.h
  tty: n_gsm: add TIOCMIWAIT support
  tty: n_gsm: add RING/CD control support
  tty: n_gsm: mark unusable ioctl structure fields accordingly
  serial: imx: get rid of registers shadowing
  serial: imx: refine local variables in rxint()
  serial: imx: stop using USR2 in FIFO reading loop
  serial: imx: remove redundant USR2 read from FIFO reading loop
  serial: imx: do not break from FIFO reading loop prematurely
  serial: imx: do not sysrq broken chars
  serial: imx: work-around for hardware RX flood
  serial: imx: factor-out common code to imx_uart_soft_reset()
  serial: 8250_pci1xxxx: Add power management functions to quad-uart driver
  serial: 8250_pci1xxxx: Add RS485 support to quad-uart driver
  serial: 8250_pci1xxxx: Add driver for quad-uart support
  serial: 8250_pci: Add serial8250_pci_setup_port definition in 8250_pcilib.c
  tty: pcn_uart: fix memory leak with using debugfs_lookup()
  ...
2023-02-24 12:17:14 -08:00
Linus Torvalds
ff0c7e1862 ARM: unused boardfile removal for 6.3
This is a follow-up to the deprecation of most of the old-style board
 files that was merged in linux-6.0, removing them for good.
 
 This branch is almost exclusively dead code removal based on those
 annotations. Some device driver removals went through separate subsystem
 trees, but the majority is in the same branch, in order to better handle
 dependencies between the patches and avoid breaking bisection.
 
 Unfortunately that leads to merge conflicts against other changes in the
 subsystem trees, but they should all be trivial to resolve by removing
 the files.
 
 See commit 7d0d3fa733 ("Merge tag 'arm-boardfiles-6.0' of
 git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc") for the
 description of which machines were marked unused and are now removed. The
 only removals that got postponed are Terastation WXL (mv78xx0) and
 Jornada720 (StrongARM1100), which turned out to still have potential
 users.
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Merge tag 'arm-boardfile-remove-6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC boardfile updates from Arnd Bergmann
 "Unused boardfile removal for 6.3

  This is a follow-up to the deprecation of most of the old-style board
  files that was merged in linux-6.0, removing them for good.

  This branch is almost exclusively dead code removal based on those
  annotations. Some device driver removals went through separate
  subsystem trees, but the majority is in the same branch, in order to
  better handle dependencies between the patches and avoid breaking
  bisection.

  Unfortunately that leads to merge conflicts against other changes in
  the subsystem trees, but they should all be trivial to resolve by
  removing the files.

  See commit 7d0d3fa733 ("Merge tag 'arm-boardfiles-6.0' of
  git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc") for the
  description of which machines were marked unused and are now removed.

  The only removals that got postponed are Terastation WXL (mv78xx0) and
  Jornada720 (StrongARM1100), which turned out to still have potential
  users"

* tag 'arm-boardfile-remove-6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (91 commits)
  mmc: omap: drop TPS65010 dependency
  ARM: pxa: restore mfp-pxa320.h
  usb: ohci-omap: avoid unused-variable warning
  ARM: debug: remove references in DEBUG_UART_8250_SHIFT to removed configs
  ARM: s3c: remove obsolete s3c-cpu-freq header
  MAINTAINERS: adjust SAMSUNG SOC CLOCK DRIVERS after s3c24xx support removal
  MAINTAINERS: update file entries after arm multi-platform rework and mach-pxa removal
  ARM: remove CONFIG_UNUSED_BOARD_FILES
  mfd: remove htc-pasic3 driver
  w1: remove ds1wm driver
  usb: remove ohci-tmio driver
  fbdev: remove w100fb driver
  fbdev: remove tmiofb driver
  mmc: remove tmio_mmc driver
  mfd: remove ucb1400 support
  mfd: remove toshiba tmio drivers
  rtc: remove v3020 driver
  power: remove pda_power supply driver
  ASoC: pxa: remove unused board support
  pcmcia: remove unused pxa/sa1100 drivers
  ...
2023-02-20 15:28:57 -08:00
Yang Li
571f235163 mmc: meson-gx: Use devm_platform_get_and_ioremap_resource()
Convert platform_get_resource(), devm_ioremap_resource() to a single
call to devm_platform_get_and_ioremap_resource(), as this is exactly
what this function does.

Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Link: https://lore.kernel.org/r/20230217083005.128668-1-yang.lee@linux.alibaba.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-02-17 11:55:16 +01:00
Heiner Kallweit
c5a66dd892 mmc: meson-gx: constify member data of struct meson_host
Constify member data of struct meson_host. This also allows to remove
the cast as of_device_get_match_data() returns a const void *.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Link: https://lore.kernel.org/r/70e5520f-e327-111d-9ea4-824460e41561@gmail.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-02-17 11:52:43 +01:00
Heiner Kallweit
4c4fe4f0bb mmc: meson-gx: use devm_clk_get_enabled() for core clock
Use devm_clk_get_enabled() to simplify the code.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Link: https://lore.kernel.org/r/b316c6ba-a373-f1d2-27d2-9add5e25a9d2@gmail.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-02-17 11:50:46 +01:00
Yang Yingliang
71d04535e8 mmc: core: fix return value check in devm_mmc_alloc_host()
mmc_alloc_host() returns NULL pointer not PTR_ERR(), if it
fails, so replace the IS_ERR() check with NULL pointer check.

In commit 418f7c2de1 ("mmc: meson-gx: use devm_mmc_alloc_host"),
it checks NULL pointer not PTR_ERR, if devm_mmc_alloc_host() fails,
so make it to return NULL pointer to keep same with mmc_alloc_host(),
the drivers don't need to change the error handle when switch to
use devm_mmc_alloc_host().

Fixes: 80df83c2c5 ("mmc: core: add devm_mmc_alloc_host")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Reviewed-by: Heiner Kallweit <hkallweit1@gmail.com>
Link: https://lore.kernel.org/r/20230217024333.4018279-1-yangyingliang@huawei.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-02-17 11:27:36 +01:00