Commit 518b466a authored Dec 08, 2020 by Sergio Paracuellos Committed by Greg Kroah-Hartman Dec 08, 2020

pinctrl: ralink: add a pinctrl driver for the rt2880 family

These Socs have 1-3 banks of 8-32 gpios. Rather then setting the muxing of each
pin individually, these socs have mux groups that when set will effect 1-N pins.
Pin groups have a 2, 4 or 8 different muxes.

Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Link: https://lore.kernel.org/r/20201208075523.7060-3-sergio.paracuellos@gmail.com

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 289fa46a

drivers/pinctrl/Kconfig

+1 −0

Original line number	Diff line number	Diff line
		@@ -385,6 +385,7 @@ source "drivers/pinctrl/nomadik/Kconfig"
		source "drivers/pinctrl/nuvoton/Kconfig"
		source "drivers/pinctrl/pxa/Kconfig"
		source "drivers/pinctrl/qcom/Kconfig"
		source "drivers/pinctrl/ralink/Kconfig"
		source "drivers/pinctrl/renesas/Kconfig"
		source "drivers/pinctrl/samsung/Kconfig"
		source "drivers/pinctrl/spear/Kconfig"

drivers/pinctrl/Makefile

+1 −0

Original line number	Diff line number	Diff line
		@@ -59,6 +59,7 @@ obj-y += nomadik/
		obj-$(CONFIG_ARCH_NPCM7XX) += nuvoton/
		obj-$(CONFIG_PINCTRL_PXA) += pxa/
		obj-$(CONFIG_ARCH_QCOM) += qcom/
		obj-$(CONFIG_PINCTRL_RALINK) += ralink/
		obj-$(CONFIG_PINCTRL_RENESAS) += renesas/
		obj-$(CONFIG_PINCTRL_SAMSUNG) += samsung/
		obj-$(CONFIG_PINCTRL_SPEAR) += spear/

drivers/pinctrl/ralink/Kconfig

0 → 100644

+14 −0

Original line number	Diff line number	Diff line
		# SPDX-License-Identifier: GPL-2.0-only
		menu "Ralink pinctrl drivers"
		depends on RALINK

		config PINCTRL_RALINK
		bool "Ralink pin control support"
		default y if RALINK

		config PINCTRL_RT2880
		bool "RT2880 pinctrl driver for RALINK/Mediatek SOCs"
		select PINMUX
		select GENERIC_PINCONF

		endmenu

drivers/staging/mt7621-pinctrl/Makefile→drivers/pinctrl/ralink/Makefile

+0 −2

Original line number	Diff line number	Diff line
		# SPDX-License-Identifier: GPL-2.0
		obj-$(CONFIG_PINCTRL_RT2880) += pinctrl-rt2880.o

		ccflags-y += -I$(srctree)/drivers/pinctrl

drivers/staging/mt7621-pinctrl/pinctrl-rt2880.c→drivers/pinctrl/ralink/pinctrl-rt2880.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -20,8 +20,8 @@
		#include <asm/mach-ralink/pinmux.h>
		#include <asm/mach-ralink/mt7620.h>

		#include "core.h"
		#include "pinctrl-utils.h"
		#include "../core.h"
		#include "../pinctrl-utils.h"

		#define SYSC_REG_GPIO_MODE 0x60
		#define SYSC_REG_GPIO_MODE2 0x64