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The old commit c58d9c1b26e3 ("sh-pfc: Implement generic pinconf
support") broke the cfg->type flag to PINMUX_TYPE_FUNCTION because
sh_pfc_pinconf_set() didn't call sh_pfc_reconfig_pin().
Now if we fix the cfg->type condition, it gets worse because:
- Some drivers might be deferred so that .set_mux() will be called
multiple times.
- In such the case, the sh-pfc driver returns -EBUSY even if
the group is the same, and then that driver fails to probe.
Since the pinctrl subsystem already has such conditions according
to @set_mux and @gpio_request_enable, this patch just remove
the incomplete flag from sh-pfc/pinctrl.c.
Fixes: c58d9c1b26e3 ("sh-pfc: Implement generic pinconf support")
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
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To clean/modify the code up later, this patch just adds new flags
"mux_set" and "gpio_enabled" into the struct sh_pfc_pin_config.
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
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git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-drivers into devel
pinctrl: sh-pfc: Updates for v5.4
- Add missing of_node_put() calls on RZ/N1,
- Small cleanups.
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Each iteration of for_each_child_of_node() puts the previous node;
however, in the case of a return from the middle of the loop, there is no
put, thus causing a memory leak. Hence put of_node_put() statements as
required before two mid-loop return statements.
Issue found with Coccinelle.
Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190808074720.15754-1-nishkadg.linux@gmail.com
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Each iteration of for_each_child_of_node puts the previous node, but in
the case of a return from the middle of the loop, there is no put, thus
causing a memory leak. Hence add an of_node_put before the return in
two places.
Issue found with Coccinelle.
Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190808074329.15579-1-nishkadg.linux@gmail.com
Reviewed-by: Baolin Wang <baolin.wang@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Each iteration of for_each_child_of_node and
for_each_available_child_of_node puts the previous node, but in
the case of a return from the middle of the loop, there is no put, thus
causing a memory leak. Hence add an of_node_put before the return in
two places.
Issue found with Coccinelle.
Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190808075457.16109-1-nishkadg.linux@gmail.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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ctx parameter
clang errors:
drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c:2325:9: error: incompatible
pointer types initializing 'int (*)(struct aspeed_pinmux_data *, const
struct aspeed_sig_expr *, bool)' with an expression of type 'int (const
struct aspeed_pinmux_data *, const struct aspeed_sig_expr *, bool)'
[-Werror,-Wincompatible-pointer-types]
.set = aspeed_g6_sig_expr_set,
^~~~~~~~~~~~~~~~~~~~~~
1 error generated.
Commit 674fa8daa8c9 ("pinctrl: aspeed-g5: Delay acquisition of regmaps")
changed the set function pointer declaration and the g6 one wasn't
updated (I assume because it wasn't merged yet).
Fixes: 2eda1cdec49f ("pinctrl: aspeed: Add AST2600 pinmux support")
Link: https://github.com/ClangBuiltLinux/linux/issues/632
Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>
Link: https://lore.kernel.org/r/20190807003037.48457-1-natechancellor@gmail.com
Reviewed-by: Andrew Jeffery <andrew@aj.id.au>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Use the devm_platform_ioremap_resource() helper instead of open-coding
the same operation.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
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Version 1.08 of pin list has some changes in pin names for Intel Denverton.
Update the driver accordingly.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
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At the time of commit 9a643c9a11259955 ("sh-pfc: Convert message
printing from pr_* to dev_*"), the dev_*_once() variants didn't exist
yet, so the once behavior was open-coded.
Since commit e135303bd5bebcd2 ("device: Add dev_<level>_once variants")
they do, so "revert" to the good practice of using a helper.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Ulrich Hecht <uli+renesas@fpond.eu>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
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We don't need dev_err() messages when platform_get_irq() fails now that
platform_get_irq() prints an error message itself when something goes
wrong. Let's remove these prints with a simple semantic patch.
// <smpl>
@@
expression ret;
struct platform_device *E;
@@
ret =
(
platform_get_irq(E, ...)
|
platform_get_irq_byname(E, ...)
);
if ( \( ret < 0 \| ret <= 0 \) )
{
(
-if (ret != -EPROBE_DEFER)
-{ ...
-dev_err(...);
-... }
|
...
-dev_err(...);
)
...
}
// </smpl>
While we're here, remove braces on if statements that only have one
statement (manually).
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: linux-gpio@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Mika Westerberg <mika.westerberg@linux.intel.com>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
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We don't need dev_err() messages when platform_get_irq() fails now that
platform_get_irq() prints an error message itself when something goes
wrong. Let's remove these prints with a simple semantic patch.
// <smpl>
@@
expression ret;
struct platform_device *E;
@@
ret =
(
platform_get_irq(E, ...)
|
platform_get_irq_byname(E, ...)
);
if ( \( ret < 0 \| ret <= 0 \) )
{
(
-if (ret != -EPROBE_DEFER)
-{ ...
-dev_err(...);
-... }
|
...
-dev_err(...);
)
...
}
// </smpl>
While we're here, remove braces on if statements that only have one
statement (manually).
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: linux-gpio@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Mika Westerberg <mika.westerberg@linux.intel.com>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
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Replace hard coded constants with self-explanatory names, i.e.
use NSEC_PER_USEC for debounce calculus.
While here, add a unit suffix to debounce period constant.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
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We have some data structures duplicated across the drivers.
Let's deduplicate them by using ones that being provided by
pinctrl-intel.h.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
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Since some of the GPIO controllers use different Interrupt Status offset,
it make sense to provide it explicitly in the drivers.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
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Since some of the GPIO controllers use different Interrupt Status offset,
it make sense to provide it explicitly in the driver.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
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Since some of the GPIO controllers use different Interrupt Status offset,
it make sense to provide it explicitly in the driver.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
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Since some of the GPIO controllers use different Interrupt Status offset,
it make sense to provide it explicitly in the driver.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
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Since some of the GPIO controllers use different Interrupt Status offset,
it make sense to provide it explicitly in the driver.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
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Since some of the GPIO controllers use different Interrupt Status offset,
it make sense to provide it explicitly in the driver.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
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Since some of the GPIO controllers use different Interrupt Status offset,
it make sense to provide it explicitly in the driver.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
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Since some of the GPIO controllers use different Interrupt Status offset,
it make sense to provide it explicitly in the driver.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
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There is more generic and simpler validation just against the nregs.
Using it allows to drop customization from the intel_get_padcfg().
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
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Add initial pinctrl driver to support pin configuration with
pinctrl framework for SC7180
Signed-off-by: Jitendra Sharma <shajit@codeaurora.org>
Signed-off-by: Vivek Gautam <vivek.gautam@codeaurora.org>
[rnayak: modify to use upstream tile support
sort and squash some functions]
Signed-off-by: Rajendra Nayak <rnayak@codeaurora.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Link: https://lore.kernel.org/r/20190806060536.18094-2-rnayak@codeaurora.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Each iteration of for_each_child_of_node puts the previous node, but in
the case of a return from the middle of the loop, there is no put, thus
causing a memory leak. Hence add an of_node_put before the return in
two places.
Issue found with Coccinelle.
Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Link: https://lore.kernel.org/r/20190804154948.4584-1-nishkadg.linux@gmail.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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|
Each iteration of for_each_child_of_node puts the previous node, but in
the case of a return from the middle of the loop, there is no put, thus
causing a memory leak. Hence add an of_node_put before the return in
three places.
Issue found with Coccinelle.
Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190804160420.5309-1-nishkadg.linux@gmail.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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|
Each iteration of for_each_child_of_node puts the previous node, but in
the case of a return from the middle of the loop, there is no put, thus
causing a memory leak. Hence add an of_node_put before the return.
Issue found with Coccinelle.
Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190804155154.4916-1-nishkadg.linux@gmail.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
|
|
Each iteration of for_each_child_of_node puts the previous node, but in
the case of a return from the middle of the loop, there is no put, thus
causing a memory leak. Hence add an of_node_put before the return.
Issue found with Coccinelle.
Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190804155117.4753-1-nishkadg.linux@gmail.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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|
Each iteration of for_each_compatible_node puts the previous node, but in
the case of a return from the middle of the loop, there is no put, thus
causing a memory leak. Hence add an of_node_put before the return in two
places.
Issue found with Coccinelle.
Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190804152745.2231-1-nishkadg.linux@gmail.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Improve readability and maintainability by replacing a hardcoded string
allocation and formatting by the use of the devm_kasprintf() helper.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20190731132917.17607-4-geert+renesas@glider.be
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Improve readability and maintainability by replacing a hardcoded string
allocation and formatting by the use of the kasprintf() helper.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20190731132917.17607-3-geert+renesas@glider.be
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Improve readability by replacing a hardcoded number requiring a comment
by strlen().
Gcc is smart enough to evaluate the length of a constant string at
compile-time.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20190731132917.17607-2-geert+renesas@glider.be
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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We don't need dev_err() messages when platform_get_irq() fails now that
platform_get_irq() prints an error message itself when something goes
wrong. Let's remove these prints with a simple semantic patch.
// <smpl>
@@
expression ret;
struct platform_device *E;
@@
ret =
(
platform_get_irq(E, ...)
|
platform_get_irq_byname(E, ...)
);
if ( \( ret < 0 \| ret <= 0 \) )
{
(
-if (ret != -EPROBE_DEFER)
-{ ...
-dev_err(...);
-... }
|
...
-dev_err(...);
)
...
}
// </smpl>
While we're here, remove braces on if statements that only have one
statement (manually).
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: linux-gpio@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Link: https://lore.kernel.org/r/20190730181557.90391-34-swboyd@chromium.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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SD uses the following pins starting from 247:
SDCD, SDWP, SDVOLC, SDCLK, SDCMD, SDDAT{0,1,2,3}
Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Acked-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Link: https://lore.kernel.org/r/1564465410-9165-6-git-send-email-hayashi.kunihiko@socionext.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Pro5 PCIe interface uses the following pins:
XPERST, XPEWAKE, XPECLKRQ
Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Link: https://lore.kernel.org/r/1564465410-9165-5-git-send-email-hayashi.kunihiko@socionext.com
Acked-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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The 5th serial TS interface uses the following pins:
hscin4_s: PCA[11-14]
Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Acked-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Link: https://lore.kernel.org/r/1564465410-9165-4-git-send-email-hayashi.kunihiko@socionext.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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This adds support for pinmux settings of aout1b group. This group includes
audio I/O signals derived from xirq pins, and it is equivalent to "aout1"
in functionality.
Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Link: https://lore.kernel.org/r/1564465410-9165-3-git-send-email-hayashi.kunihiko@socionext.com
Acked-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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It depends on the board implementation whether to have each pins of
CTS/RTS, and others for modem. So it is necessary to divide current
uart_ctsrts group into uart_ctsrts and uart_modem groups.
Since the number of implemented pins for modem differs depending
on SoC, each uart_modem group also has a different number of pins.
Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Link: https://lore.kernel.org/r/1564465410-9165-2-git-send-email-hayashi.kunihiko@socionext.com
Acked-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Add the missing pinmux for the pwm_a function on the GPIOE_2 pin.
Reviewed-by: Kevin Hilman <khilman@baylibre.com>
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Link: https://lore.kernel.org/r/20190729125838.6498-1-narmstrong@baylibre.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Otherwise they look odd in the face of not being listed in the bindings
documents.
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
Link: https://lore.kernel.org/r/20190724081313.12934-3-andrew@aj.id.au
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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The AST2600 pinmux is fairly similar to the previous generations of
ASPEED BMC SoCs in terms of architecture, though differ in some of the
design details. The complexity of the pin expressions is largely reduced
(e.g. there are no-longer signals with multiple expressions muxing them
to the associated pin), and there are now signals and buses with
multiple pin groups.
The driver implements pinmux support for all 244 GPIO-capable pins plus
a further four pins that are not GPIO capable but which expose multiple
signals. pinconf will be implemented in a follow-up patch.
The implementation has been smoke-tested under qemu, and run on hardware
by ASPEED.
Debugged-by: Johnny Huang <johnny_huang@aspeedtech.com>
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
Link: https://lore.kernel.org/r/20190711041942.23202-7-andrew@aj.id.au
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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The complement of SIG_DESC_SET().
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
Link: https://lore.kernel.org/r/20190729055604.13239-6-andrew@aj.id.au
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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The AST2400 and AST2500 SoCs only exposed one pin group per function.
Lone pin groups drove some implementation simplifications in the ASPEED
pinmux infrastructure that is now invalid for the AST2600, which
supports multiple groups per function for some functions on the chip
(SMBus Alert pins and UARTs among others).
This patch reworks the macro jungle to enable support for multiple pin
groups. In the process we inflict some collateral damage on the existing
AST2400 and AST2500 drivers, but the rework is mostly a relatively
straight-forward, automated transform of adding the pin name as an
argument to some macro calls and implementing wrappers to paper over
groups in the cases where there aren't multiple.
As previously documented, the macro infrastructure exposes mux
configuration as symbols in the source file which are used to detect
accidental duplication. Previously these symbols were named in terms of
the signal for a given expression. As the AST2600 supports multiple pin
groups for a function, the signal name on its own is no-longer unique,
and we must switch to the (signal, group) tuple. However, this means
that we can no-longer derive the signal expression symbol name from the
signal name alone, which among other cases, impacts the operation of the
PIN_DECL_x() macros.
To fix that and avoid requiring we awkwardly provide the associated
group name for every signal for every PIN_DECL_x() invocation, instead
opportunistically alias the name of the signal expression symbol from
the unique (signal, group) tuple to the also unique (pin, signal) tuple,
then reference the alias symbol in the tables generated by PIN_DECL_x().
This way we do not require extra group parameters for PIN_DECL_x() as
the pin name was already provided as an argument, and instead simply
require that the pin name be provided to the expression declaration
macros in order to generate the alias symbol.
The patch implements the alias strategy and fixes up all the expression
definition macro calls in the AST2400 and AST2500 drivers to account for
pin groups. Given the implementation strategy has the property that
compilation either fails or loudly warns for bad pin descriptions, this
patch is theoretically tested by successfully compiling both affected
drivers. For a more practical test I've inspected the diff of the
content of the pinctrl debugfs entries before and after the patch under
qemu; all pins, functions and groups match.
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
Link: https://lore.kernel.org/r/20190729055604.13239-5-andrew@aj.id.au
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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This case is common in the AST2600, so add to the collection.
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
Link: https://lore.kernel.org/r/20190729055604.13239-4-andrew@aj.id.au
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Rename macros as follows:
* s/SS_PIN_DECL()/PIN_DECL_1()/
* s/MS_PIN_DECL()/PIN_DECL_2()/
* s/MS_PIN_DECL_()/PIN_DECL_()/
This is in preparation for adding PIN_DECL_3(). We could clean this up
with e.g. CPPMAGIC_MAP() from ccan, but that might be a bridge too far
given how much of a macro jungle we already have.
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
Link: https://lore.kernel.org/r/20190729055604.13239-3-andrew@aj.id.au
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Introduce the GPIO pins that is only available on V3 (not on V3s) to the
V3s pinctrl driver.
Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
Link: https://lore.kernel.org/r/20190728031227.49140-2-icenowy@aosc.io
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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When fall-through warnings was enabled by default the following warnings
was starting to show up:
../drivers/pinctrl/qcom/pinctrl-spmi-gpio.c: In function ‘pmic_gpio_populate’:
../drivers/pinctrl/qcom/pinctrl-spmi-gpio.c:815:20: warning: this statement may fall
through [-Wimplicit-fallthrough=]
pad->have_buffer = true;
~~~~~~~~~~~~~~~~~^~~~~~
../drivers/pinctrl/qcom/pinctrl-spmi-gpio.c:816:2: note: here
case PMIC_GPIO_SUBTYPE_GPIOC_4CH:
^~~~
../drivers/pinctrl/qcom/pinctrl-spmi-gpio.c:820:20: warning: this statement may fall
through [-Wimplicit-fallthrough=]
pad->have_buffer = true;
~~~~~~~~~~~~~~~~~^~~~~~
../drivers/pinctrl/qcom/pinctrl-spmi-gpio.c:821:2: note: here
case PMIC_GPIO_SUBTYPE_GPIOC_8CH:
^~~~
Rework so that the compiler doesn't warn about fall-through.
Fixes: d93512ef0f0e ("Makefile: Globally enable fall-through warning")
Signed-off-by: Anders Roxell <anders.roxell@linaro.org>
Link: https://lore.kernel.org/r/20190726112816.19723-1-anders.roxell@linaro.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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When fall-through warnings was enabled by default the following warning
was starting to show up:
../drivers/pinctrl/pinctrl-rockchip.c: In function ‘rockchip_gpio_set_config’:
../drivers/pinctrl/pinctrl-rockchip.c:2783:3: warning: this statement may fall
through [-Wimplicit-fallthrough=]
rockchip_gpio_set_debounce(gc, offset, true);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../drivers/pinctrl/pinctrl-rockchip.c:2795:2: note: here
default:
^~~~~~~
Rework so that the compiler doesn't warn about fall-through. Add
'return -ENOTSUPP;' to match the comment.
Fixes: d93512ef0f0e ("Makefile: Globally enable fall-through warning")
Signed-off-by: Anders Roxell <anders.roxell@linaro.org>
Link: https://lore.kernel.org/r/20190726112812.19665-1-anders.roxell@linaro.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Fixes gcc '-Wunused-but-set-variable' warning:
drivers/pinctrl/pinctrl-oxnas.c: In function oxnas_ox810se_pinconf_set:
drivers/pinctrl/pinctrl-oxnas.c:905:6: warning: variable arg set but not used [-Wunused-but-set-variable]
drivers/pinctrl/pinctrl-oxnas.c: In function oxnas_ox820_pinconf_set:
drivers/pinctrl/pinctrl-oxnas.c:944:6: warning: variable arg set but not used [-Wunused-but-set-variable]
It is never used since commit 4b0c0c25fa79 ("pinctrl:
oxnas: Add support for OX820"), so can be removed.
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Link: https://lore.kernel.org/r/20190725142419.29892-1-yuehaibing@huawei.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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According to the following tab (coming from STMFX datasheet), updates
have to done in stmfx_pinconf_set function:
-"type" has to be set when "bias" is configured as "pull-up or pull-down"
-PIN_CONFIG_DRIVE_PUSH_PULL should only be used when gpio is configured as
output. There is so no need to check direction.
DIR | TYPE | PUPD | MFX GPIO configuration
----|------|------|---------------------------------------------------
1 | 1 | 1 | OUTPUT open drain with internal pull-up resistor
----|------|------|---------------------------------------------------
1 | 1 | 0 | OUTPUT open drain with internal pull-down resistor
----|------|------|---------------------------------------------------
1 | 0 | 0/1 | OUTPUT push pull no pull
----|------|------|---------------------------------------------------
0 | 1 | 1 | INPUT with internal pull-up resistor
----|------|------|---------------------------------------------------
0 | 1 | 0 | INPUT with internal pull-down resistor
----|------|------|---------------------------------------------------
0 | 0 | 1 | INPUT floating
----|------|------|---------------------------------------------------
0 | 0 | 0 | analog (GPIO not used, default setting)
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
Signed-off-by: Amelie Delaunay <amelie.delaunay@st.com>
Link: https://lore.kernel.org/r/1564053416-32192-1-git-send-email-amelie.delaunay@st.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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