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Commit 26466711 authored by Fabien Parent's avatar Fabien Parent Committed by Linus Walleij
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pinctrl: mediatek: Add MT8516 Pinctrl driver 



This commit adds the pinctrl driver for the MediaTek's MT8516 SoC.

Signed-off-by: default avatarFabien Parent <fparent@baylibre.com>
Acked-by: default avatarSean Wang <sean.wang@kernel.org>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 02d15f0d

drivers/pinctrl/mediatek/Kconfig

+7 −0
Original line number Diff line number Diff line
@@ -113,6 +113,13 @@ config PINCTRL_MT8183 
	default ARM64 && ARCH_MEDIATEK

	select PINCTRL_MTK_PARIS



config PINCTRL_MT8516

	bool "Mediatek MT8516 pin control"

	depends on OF

	depends on ARM64 || COMPILE_TEST

	default ARM64 && ARCH_MEDIATEK

	select PINCTRL_MTK



# For PMIC

config PINCTRL_MT6397

	bool "Mediatek MT6397 pin control"

drivers/pinctrl/mediatek/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -17,4 +17,5 @@ obj-$(CONFIG_PINCTRL_MT7623) += pinctrl-mt7623.o 
obj-$(CONFIG_PINCTRL_MT7629)	+= pinctrl-mt7629.o

obj-$(CONFIG_PINCTRL_MT8173)	+= pinctrl-mt8173.o

obj-$(CONFIG_PINCTRL_MT8183)	+= pinctrl-mt8183.o

obj-$(CONFIG_PINCTRL_MT8516)	+= pinctrl-mt8516.o

obj-$(CONFIG_PINCTRL_MT6397)	+= pinctrl-mt6397.o

drivers/pinctrl/mediatek/pinctrl-mt8516.c

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+362 −0
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0

/*

 * Copyright (c) 2019 MediaTek Inc.

 * Author: Min.Guo <min.guo@mediatek.com>

 */



#include <dt-bindings/pinctrl/mt65xx.h>

#include <linux/of.h>

#include <linux/of_device.h>

#include <linux/module.h>

#include <linux/pinctrl/pinctrl.h>

#include <linux/platform_device.h>

#include <linux/regmap.h>



#include "pinctrl-mtk-common.h"

#include "pinctrl-mtk-mt8516.h"



static const struct mtk_drv_group_desc mt8516_drv_grp[] = {

	/* 0E4E8SR 4/8/12/16 */

	MTK_DRV_GRP(4, 16, 1, 2, 4),

	/* 0E2E4SR  2/4/6/8 */

	MTK_DRV_GRP(2, 8, 1, 2, 2),

	/* E8E4E2  2/4/6/8/10/12/14/16 */

	MTK_DRV_GRP(2, 16, 0, 2, 2)

};



static const struct mtk_pin_drv_grp mt8516_pin_drv[] = {

	MTK_PIN_DRV_GRP(0, 0xd00, 0, 0),

	MTK_PIN_DRV_GRP(1, 0xd00, 0, 0),

	MTK_PIN_DRV_GRP(2, 0xd00, 0, 0),

	MTK_PIN_DRV_GRP(3, 0xd00, 0, 0),

	MTK_PIN_DRV_GRP(4, 0xd00, 0, 0),



	MTK_PIN_DRV_GRP(5, 0xd00, 4, 0),

	MTK_PIN_DRV_GRP(6, 0xd00, 4, 0),

	MTK_PIN_DRV_GRP(7, 0xd00, 4, 0),

	MTK_PIN_DRV_GRP(8, 0xd00, 4, 0),

	MTK_PIN_DRV_GRP(9, 0xd00, 4, 0),

	MTK_PIN_DRV_GRP(10, 0xd00, 4, 0),



	MTK_PIN_DRV_GRP(11, 0xd00, 8, 0),

	MTK_PIN_DRV_GRP(12, 0xd00, 8, 0),

	MTK_PIN_DRV_GRP(13, 0xd00, 8, 0),



	MTK_PIN_DRV_GRP(14, 0xd00, 12, 2),

	MTK_PIN_DRV_GRP(15, 0xd00, 12, 2),

	MTK_PIN_DRV_GRP(16, 0xd00, 12, 2),

	MTK_PIN_DRV_GRP(17, 0xd00, 12, 2),



	MTK_PIN_DRV_GRP(18, 0xd10, 0, 0),

	MTK_PIN_DRV_GRP(19, 0xd10, 0, 0),

	MTK_PIN_DRV_GRP(20, 0xd10, 0, 0),



	MTK_PIN_DRV_GRP(21, 0xd00, 12, 2),

	MTK_PIN_DRV_GRP(22, 0xd00, 12, 2),

	MTK_PIN_DRV_GRP(23, 0xd00, 12, 2),



	MTK_PIN_DRV_GRP(24, 0xd00, 8, 0),

	MTK_PIN_DRV_GRP(25, 0xd00, 8, 0),



	MTK_PIN_DRV_GRP(26, 0xd10, 4, 1),

	MTK_PIN_DRV_GRP(27, 0xd10, 4, 1),

	MTK_PIN_DRV_GRP(28, 0xd10, 4, 1),

	MTK_PIN_DRV_GRP(29, 0xd10, 4, 1),

	MTK_PIN_DRV_GRP(30, 0xd10, 4, 1),



	MTK_PIN_DRV_GRP(31, 0xd10, 8, 1),

	MTK_PIN_DRV_GRP(32, 0xd10, 8, 1),

	MTK_PIN_DRV_GRP(33, 0xd10, 8, 1),



	MTK_PIN_DRV_GRP(34, 0xd10, 12, 0),

	MTK_PIN_DRV_GRP(35, 0xd10, 12, 0),



	MTK_PIN_DRV_GRP(36, 0xd20, 0, 0),

	MTK_PIN_DRV_GRP(37, 0xd20, 0, 0),

	MTK_PIN_DRV_GRP(38, 0xd20, 0, 0),

	MTK_PIN_DRV_GRP(39, 0xd20, 0, 0),



	MTK_PIN_DRV_GRP(40, 0xd20, 4, 1),



	MTK_PIN_DRV_GRP(41, 0xd20, 8, 1),

	MTK_PIN_DRV_GRP(42, 0xd20, 8, 1),

	MTK_PIN_DRV_GRP(43, 0xd20, 8, 1),



	MTK_PIN_DRV_GRP(44, 0xd20, 12, 1),

	MTK_PIN_DRV_GRP(45, 0xd20, 12, 1),

	MTK_PIN_DRV_GRP(46, 0xd20, 12, 1),

	MTK_PIN_DRV_GRP(47, 0xd20, 12, 1),



	MTK_PIN_DRV_GRP(48, 0xd30, 0, 1),

	MTK_PIN_DRV_GRP(49, 0xd30, 0, 1),

	MTK_PIN_DRV_GRP(50, 0xd30, 0, 1),

	MTK_PIN_DRV_GRP(51, 0xd30, 0, 1),



	MTK_PIN_DRV_GRP(54, 0xd30, 8, 1),



	MTK_PIN_DRV_GRP(55, 0xd30, 12, 1),

	MTK_PIN_DRV_GRP(56, 0xd30, 12, 1),

	MTK_PIN_DRV_GRP(57, 0xd30, 12, 1),



	MTK_PIN_DRV_GRP(62, 0xd40, 8, 1),

	MTK_PIN_DRV_GRP(63, 0xd40, 8, 1),

	MTK_PIN_DRV_GRP(64, 0xd40, 8, 1),

	MTK_PIN_DRV_GRP(65, 0xd40, 8, 1),

	MTK_PIN_DRV_GRP(66, 0xd40, 8, 1),

	MTK_PIN_DRV_GRP(67, 0xd40, 8, 1),



	MTK_PIN_DRV_GRP(68, 0xd40, 12, 2),



	MTK_PIN_DRV_GRP(69, 0xd50, 0, 2),



	MTK_PIN_DRV_GRP(70, 0xd50, 4, 2),

	MTK_PIN_DRV_GRP(71, 0xd50, 4, 2),

	MTK_PIN_DRV_GRP(72, 0xd50, 4, 2),

	MTK_PIN_DRV_GRP(73, 0xd50, 4, 2),



	MTK_PIN_DRV_GRP(100, 0xd50, 8, 1),

	MTK_PIN_DRV_GRP(101, 0xd50, 8, 1),

	MTK_PIN_DRV_GRP(102, 0xd50, 8, 1),

	MTK_PIN_DRV_GRP(103, 0xd50, 8, 1),



	MTK_PIN_DRV_GRP(104, 0xd50, 12, 2),



	MTK_PIN_DRV_GRP(105, 0xd60, 0, 2),



	MTK_PIN_DRV_GRP(106, 0xd60, 4, 2),

	MTK_PIN_DRV_GRP(107, 0xd60, 4, 2),

	MTK_PIN_DRV_GRP(108, 0xd60, 4, 2),

	MTK_PIN_DRV_GRP(109, 0xd60, 4, 2),



	MTK_PIN_DRV_GRP(110, 0xd70, 0, 2),

	MTK_PIN_DRV_GRP(111, 0xd70, 0, 2),

	MTK_PIN_DRV_GRP(112, 0xd70, 0, 2),

	MTK_PIN_DRV_GRP(113, 0xd70, 0, 2),



	MTK_PIN_DRV_GRP(114, 0xd70, 4, 2),



	MTK_PIN_DRV_GRP(115, 0xd60, 12, 2),



	MTK_PIN_DRV_GRP(116, 0xd60, 8, 2),



	MTK_PIN_DRV_GRP(117, 0xd70, 0, 2),

	MTK_PIN_DRV_GRP(118, 0xd70, 0, 2),

	MTK_PIN_DRV_GRP(119, 0xd70, 0, 2),

	MTK_PIN_DRV_GRP(120, 0xd70, 0, 2),

};



static const struct mtk_pin_spec_pupd_set_samereg mt8516_spec_pupd[] = {

	MTK_PIN_PUPD_SPEC_SR(14, 0xe50, 14, 13, 12),

	MTK_PIN_PUPD_SPEC_SR(15, 0xe60, 2, 1, 0),

	MTK_PIN_PUPD_SPEC_SR(16, 0xe60, 6, 5, 4),

	MTK_PIN_PUPD_SPEC_SR(17, 0xe60, 10, 9, 8),



	MTK_PIN_PUPD_SPEC_SR(21, 0xe60, 14, 13, 12),

	MTK_PIN_PUPD_SPEC_SR(22, 0xe70, 2, 1, 0),

	MTK_PIN_PUPD_SPEC_SR(23, 0xe70, 6, 5, 4),



	MTK_PIN_PUPD_SPEC_SR(40, 0xe80, 2, 1, 0),

	MTK_PIN_PUPD_SPEC_SR(41, 0xe80, 6, 5, 4),

	MTK_PIN_PUPD_SPEC_SR(42, 0xe90, 2, 1, 0),

	MTK_PIN_PUPD_SPEC_SR(43, 0xe90, 6, 5, 4),



	MTK_PIN_PUPD_SPEC_SR(68, 0xe50, 10, 9, 8),

	MTK_PIN_PUPD_SPEC_SR(69, 0xe50, 6, 5, 4),

	MTK_PIN_PUPD_SPEC_SR(70, 0xe40, 6, 5, 4),

	MTK_PIN_PUPD_SPEC_SR(71, 0xe40, 10, 9, 8),

	MTK_PIN_PUPD_SPEC_SR(72, 0xe40, 14, 13, 12),

	MTK_PIN_PUPD_SPEC_SR(73, 0xe50, 2, 1, 0),



	MTK_PIN_PUPD_SPEC_SR(104, 0xe40, 2, 1, 0),

	MTK_PIN_PUPD_SPEC_SR(105, 0xe30, 14, 13, 12),

	MTK_PIN_PUPD_SPEC_SR(106, 0xe20, 14, 13, 12),

	MTK_PIN_PUPD_SPEC_SR(107, 0xe30, 2, 1, 0),

	MTK_PIN_PUPD_SPEC_SR(108, 0xe30, 6, 5, 4),

	MTK_PIN_PUPD_SPEC_SR(109, 0xe30, 10, 9, 8),

	MTK_PIN_PUPD_SPEC_SR(110, 0xe10, 14, 13, 12),

	MTK_PIN_PUPD_SPEC_SR(111, 0xe10, 10, 9, 8),

	MTK_PIN_PUPD_SPEC_SR(112, 0xe10, 6, 5, 4),

	MTK_PIN_PUPD_SPEC_SR(113, 0xe10, 2, 1, 0),

	MTK_PIN_PUPD_SPEC_SR(114, 0xe20, 10, 9, 8),

	MTK_PIN_PUPD_SPEC_SR(115, 0xe20, 2, 1, 0),

	MTK_PIN_PUPD_SPEC_SR(116, 0xe20, 6, 5, 4),

	MTK_PIN_PUPD_SPEC_SR(117, 0xe00, 14, 13, 12),

	MTK_PIN_PUPD_SPEC_SR(118, 0xe00, 10, 9, 8),

	MTK_PIN_PUPD_SPEC_SR(119, 0xe00, 6, 5, 4),

	MTK_PIN_PUPD_SPEC_SR(120, 0xe00, 2, 1, 0),

};



static int mt8516_spec_pull_set(struct regmap *regmap, unsigned int pin,

			unsigned char align, bool isup, unsigned int r1r0)

{

	return mtk_pctrl_spec_pull_set_samereg(regmap, mt8516_spec_pupd,

		ARRAY_SIZE(mt8516_spec_pupd), pin, align, isup, r1r0);

}



static const struct mtk_pin_ies_smt_set mt8516_ies_set[] = {

	MTK_PIN_IES_SMT_SPEC(0, 6, 0x900, 2),

	MTK_PIN_IES_SMT_SPEC(7, 10, 0x900, 3),

	MTK_PIN_IES_SMT_SPEC(11, 13, 0x900, 12),

	MTK_PIN_IES_SMT_SPEC(14, 17, 0x900, 13),

	MTK_PIN_IES_SMT_SPEC(18, 20, 0x910, 10),

	MTK_PIN_IES_SMT_SPEC(21, 23, 0x900, 13),

	MTK_PIN_IES_SMT_SPEC(24, 25, 0x900, 12),

	MTK_PIN_IES_SMT_SPEC(26, 30, 0x900, 0),

	MTK_PIN_IES_SMT_SPEC(31, 33, 0x900, 1),

	MTK_PIN_IES_SMT_SPEC(34, 39, 0x900, 2),

	MTK_PIN_IES_SMT_SPEC(40, 40, 0x910, 11),

	MTK_PIN_IES_SMT_SPEC(41, 43, 0x900, 10),

	MTK_PIN_IES_SMT_SPEC(44, 47, 0x900, 11),

	MTK_PIN_IES_SMT_SPEC(48, 51, 0x900, 14),

	MTK_PIN_IES_SMT_SPEC(52, 53, 0x910, 0),

	MTK_PIN_IES_SMT_SPEC(54, 54, 0x910, 2),

	MTK_PIN_IES_SMT_SPEC(55, 57, 0x910, 4),

	MTK_PIN_IES_SMT_SPEC(58, 59, 0x900, 15),

	MTK_PIN_IES_SMT_SPEC(60, 61, 0x910, 1),

	MTK_PIN_IES_SMT_SPEC(62, 65, 0x910, 5),

	MTK_PIN_IES_SMT_SPEC(66, 67, 0x910, 6),

	MTK_PIN_IES_SMT_SPEC(68, 68, 0x930, 2),

	MTK_PIN_IES_SMT_SPEC(69, 69, 0x930, 1),

	MTK_PIN_IES_SMT_SPEC(70, 70, 0x930, 6),

	MTK_PIN_IES_SMT_SPEC(71, 71, 0x930, 5),

	MTK_PIN_IES_SMT_SPEC(72, 72, 0x930, 4),

	MTK_PIN_IES_SMT_SPEC(73, 73, 0x930, 3),

	MTK_PIN_IES_SMT_SPEC(100, 103, 0x910, 7),

	MTK_PIN_IES_SMT_SPEC(104, 104, 0x920, 12),

	MTK_PIN_IES_SMT_SPEC(105, 105, 0x920, 11),

	MTK_PIN_IES_SMT_SPEC(106, 106, 0x930, 0),

	MTK_PIN_IES_SMT_SPEC(107, 107, 0x920, 15),

	MTK_PIN_IES_SMT_SPEC(108, 108, 0x920, 14),

	MTK_PIN_IES_SMT_SPEC(109, 109, 0x920, 13),

	MTK_PIN_IES_SMT_SPEC(110, 110, 0x920, 9),

	MTK_PIN_IES_SMT_SPEC(111, 111, 0x920, 8),

	MTK_PIN_IES_SMT_SPEC(112, 112, 0x920, 7),

	MTK_PIN_IES_SMT_SPEC(113, 113, 0x920, 6),

	MTK_PIN_IES_SMT_SPEC(114, 114, 0x920, 10),

	MTK_PIN_IES_SMT_SPEC(115, 115, 0x920, 1),

	MTK_PIN_IES_SMT_SPEC(116, 116, 0x920, 0),

	MTK_PIN_IES_SMT_SPEC(117, 117, 0x920, 5),

	MTK_PIN_IES_SMT_SPEC(118, 118, 0x920, 4),

	MTK_PIN_IES_SMT_SPEC(119, 119, 0x920, 3),

	MTK_PIN_IES_SMT_SPEC(120, 120, 0x920, 2),

	MTK_PIN_IES_SMT_SPEC(121, 124, 0x910, 9),

};



static const struct mtk_pin_ies_smt_set mt8516_smt_set[] = {

	MTK_PIN_IES_SMT_SPEC(0, 6, 0xA00, 2),

	MTK_PIN_IES_SMT_SPEC(7, 10, 0xA00, 3),

	MTK_PIN_IES_SMT_SPEC(11, 13, 0xA00, 12),

	MTK_PIN_IES_SMT_SPEC(14, 17, 0xA00, 13),

	MTK_PIN_IES_SMT_SPEC(18, 20, 0xA10, 10),

	MTK_PIN_IES_SMT_SPEC(21, 23, 0xA00, 13),

	MTK_PIN_IES_SMT_SPEC(24, 25, 0xA00, 12),

	MTK_PIN_IES_SMT_SPEC(26, 30, 0xA00, 0),

	MTK_PIN_IES_SMT_SPEC(31, 33, 0xA00, 1),

	MTK_PIN_IES_SMT_SPEC(34, 39, 0xA900, 2),

	MTK_PIN_IES_SMT_SPEC(40, 40, 0xA10, 11),

	MTK_PIN_IES_SMT_SPEC(41, 43, 0xA00, 10),

	MTK_PIN_IES_SMT_SPEC(44, 47, 0xA00, 11),

	MTK_PIN_IES_SMT_SPEC(48, 51, 0xA00, 14),

	MTK_PIN_IES_SMT_SPEC(52, 53, 0xA10, 0),

	MTK_PIN_IES_SMT_SPEC(54, 54, 0xA10, 2),

	MTK_PIN_IES_SMT_SPEC(55, 57, 0xA10, 4),

	MTK_PIN_IES_SMT_SPEC(58, 59, 0xA00, 15),

	MTK_PIN_IES_SMT_SPEC(60, 61, 0xA10, 1),

	MTK_PIN_IES_SMT_SPEC(62, 65, 0xA10, 5),

	MTK_PIN_IES_SMT_SPEC(66, 67, 0xA10, 6),

	MTK_PIN_IES_SMT_SPEC(68, 68, 0xA30, 2),

	MTK_PIN_IES_SMT_SPEC(69, 69, 0xA30, 1),

	MTK_PIN_IES_SMT_SPEC(70, 70, 0xA30, 3),

	MTK_PIN_IES_SMT_SPEC(71, 71, 0xA30, 4),

	MTK_PIN_IES_SMT_SPEC(72, 72, 0xA30, 5),

	MTK_PIN_IES_SMT_SPEC(73, 73, 0xA30, 6),



	MTK_PIN_IES_SMT_SPEC(100, 103, 0xA10, 7),

	MTK_PIN_IES_SMT_SPEC(104, 104, 0xA20, 12),

	MTK_PIN_IES_SMT_SPEC(105, 105, 0xA20, 11),

	MTK_PIN_IES_SMT_SPEC(106, 106, 0xA30, 13),

	MTK_PIN_IES_SMT_SPEC(107, 107, 0xA20, 14),

	MTK_PIN_IES_SMT_SPEC(108, 108, 0xA20, 15),

	MTK_PIN_IES_SMT_SPEC(109, 109, 0xA30, 0),

	MTK_PIN_IES_SMT_SPEC(110, 110, 0xA20, 9),

	MTK_PIN_IES_SMT_SPEC(111, 111, 0xA20, 8),

	MTK_PIN_IES_SMT_SPEC(112, 112, 0xA20, 7),

	MTK_PIN_IES_SMT_SPEC(113, 113, 0xA20, 6),

	MTK_PIN_IES_SMT_SPEC(114, 114, 0xA20, 10),

	MTK_PIN_IES_SMT_SPEC(115, 115, 0xA20, 1),

	MTK_PIN_IES_SMT_SPEC(116, 116, 0xA20, 0),

	MTK_PIN_IES_SMT_SPEC(117, 117, 0xA20, 5),

	MTK_PIN_IES_SMT_SPEC(118, 118, 0xA20, 4),

	MTK_PIN_IES_SMT_SPEC(119, 119, 0xA20, 3),

	MTK_PIN_IES_SMT_SPEC(120, 120, 0xA20, 2),

	MTK_PIN_IES_SMT_SPEC(121, 124, 0xA10, 9),

};



static int mt8516_ies_smt_set(struct regmap *regmap, unsigned int pin,

		unsigned char align, int value, enum pin_config_param arg)

{

	if (arg == PIN_CONFIG_INPUT_ENABLE)

		return mtk_pconf_spec_set_ies_smt_range(regmap, mt8516_ies_set,

			ARRAY_SIZE(mt8516_ies_set), pin, align, value);

	else if (arg == PIN_CONFIG_INPUT_SCHMITT_ENABLE)

		return mtk_pconf_spec_set_ies_smt_range(regmap, mt8516_smt_set,

			ARRAY_SIZE(mt8516_smt_set), pin, align, value);

	return -EINVAL;

}



static const struct mtk_pinctrl_devdata mt8516_pinctrl_data = {

	.pins = mtk_pins_mt8516,

	.npins = ARRAY_SIZE(mtk_pins_mt8516),

	.grp_desc = mt8516_drv_grp,

	.n_grp_cls = ARRAY_SIZE(mt8516_drv_grp),

	.pin_drv_grp = mt8516_pin_drv,

	.n_pin_drv_grps = ARRAY_SIZE(mt8516_pin_drv),

	.spec_pull_set = mt8516_spec_pull_set,

	.spec_ies_smt_set = mt8516_ies_smt_set,

	.dir_offset = 0x0000,

	.pullen_offset = 0x0500,

	.pullsel_offset = 0x0600,

	.dout_offset = 0x0100,

	.din_offset = 0x0200,

	.pinmux_offset = 0x0300,

	.type1_start = 125,

	.type1_end = 125,

	.port_shf = 4,

	.port_mask = 0xf,

	.port_align = 4,

	.eint_hw = {

		.port_mask = 7,

		.ports     = 6,

		.ap_num    = 169,

		.db_cnt    = 64,

	},

};



static int mt8516_pinctrl_probe(struct platform_device *pdev)

{

	return mtk_pctrl_init(pdev, &mt8516_pinctrl_data, NULL);

}



static const struct of_device_id mt8516_pctrl_match[] = {

	{

		.compatible = "mediatek,mt8516-pinctrl",

	},

	{}

};



MODULE_DEVICE_TABLE(of, mt8516_pctrl_match);



static struct platform_driver mtk_pinctrl_driver = {

	.probe = mt8516_pinctrl_probe,

	.driver = {

		.name = "mediatek-mt8516-pinctrl",

		.of_match_table = mt8516_pctrl_match,

		.pm = &mtk_eint_pm_ops,

	},

};



static int __init mtk_pinctrl_init(void)

{

	return platform_driver_register(&mtk_pinctrl_driver);

}

arch_initcall(mtk_pinctrl_init);

drivers/pinctrl/mediatek/pinctrl-mtk-mt8516.h

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