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authorLinus Walleij <linus.walleij@linaro.org>2021-12-05 03:37:00 +0300
committerLinus Walleij <linus.walleij@linaro.org>2021-12-05 03:37:00 +0300
commitbef873daf84f451472cd42c6b83e0acda8076be7 (patch)
treea8fc0456db1d8900934e36bcab9dd436f2394dca /include/linux
parentc09acbc499e883a31e44d7ead3441c495b17df33 (diff)
parent7c50a407b8687ae3589c740d2347d9ae73887889 (diff)
downloadlinux-bef873daf84f451472cd42c6b83e0acda8076be7.tar.xz
Merge tag 'renesas-pinctrl-for-v5.17-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-drivers into devel
pinctrl: renesas: Updates for v5.17 - Add generic support for output impedance, - Add drive strength and output impedance support for the RZ/G2L SoC, - Miscellaneous fixes and improvements.
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/pinctrl/pinconf-generic.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/pinctrl/pinconf-generic.h b/include/linux/pinctrl/pinconf-generic.h
index eee0e3948537..2422211d6a5a 100644
--- a/include/linux/pinctrl/pinconf-generic.h
+++ b/include/linux/pinctrl/pinconf-generic.h
@@ -91,6 +91,8 @@ struct pinctrl_map;
* configuration (eg. the currently selected mux function) drive values on
* the line. Use argument 1 to enable output mode, argument 0 to disable
* it.
+ * @PIN_CONFIG_OUTPUT_IMPEDANCE_OHMS: this will configure the output impedance
+ * of the pin with the value passed as argument. The argument is in ohms.
* @PIN_CONFIG_PERSIST_STATE: retain pin state across sleep or controller reset
* @PIN_CONFIG_POWER_SOURCE: if the pin can select between different power
* supplies, the argument to this parameter (on a custom format) tells
@@ -129,6 +131,7 @@ enum pin_config_param {
PIN_CONFIG_MODE_PWM,
PIN_CONFIG_OUTPUT,
PIN_CONFIG_OUTPUT_ENABLE,
+ PIN_CONFIG_OUTPUT_IMPEDANCE_OHMS,
PIN_CONFIG_PERSIST_STATE,
PIN_CONFIG_POWER_SOURCE,
PIN_CONFIG_SKEW_DELAY,