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linux/drivers/pinctrl/mediatek/pinctrl-mt8127.c

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/*
* Copyright (c) 2015 MediaTek Inc.
* Author: Hongzhou.Yang <hongzhou.yang@mediatek.com>
* Yingjoe Chen <yingjoe.chen@mediatek.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/pinctrl/pinctrl.h>
#include <linux/regmap.h>
#include <dt-bindings/pinctrl/mt65xx.h>
#include "pinctrl-mtk-common.h"
#include "pinctrl-mtk-mt8127.h"
static const struct mtk_drv_group_desc mt8127_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 mt8127_pin_drv[] = {
MTK_PIN_DRV_GRP(0, 0xb00, 0, 1),
MTK_PIN_DRV_GRP(1, 0xb00, 0, 1),
MTK_PIN_DRV_GRP(2, 0xb00, 0, 1),
MTK_PIN_DRV_GRP(3, 0xb00, 0, 1),
MTK_PIN_DRV_GRP(4, 0xb00, 0, 1),
MTK_PIN_DRV_GRP(5, 0xb00, 0, 1),
MTK_PIN_DRV_GRP(6, 0xb00, 0, 1),
MTK_PIN_DRV_GRP(7, 0xb00, 12, 1),
MTK_PIN_DRV_GRP(8, 0xb00, 12, 1),
MTK_PIN_DRV_GRP(9, 0xb00, 12, 1),
MTK_PIN_DRV_GRP(10, 0xb00, 8, 1),
MTK_PIN_DRV_GRP(11, 0xb00, 8, 1),
MTK_PIN_DRV_GRP(12, 0xb00, 8, 1),
MTK_PIN_DRV_GRP(13, 0xb00, 8, 1),
MTK_PIN_DRV_GRP(14, 0xb10, 4, 0),
MTK_PIN_DRV_GRP(15, 0xb10, 4, 0),
MTK_PIN_DRV_GRP(16, 0xb10, 4, 0),
MTK_PIN_DRV_GRP(17, 0xb10, 4, 0),
MTK_PIN_DRV_GRP(18, 0xb10, 8, 0),
MTK_PIN_DRV_GRP(19, 0xb10, 8, 0),
MTK_PIN_DRV_GRP(20, 0xb10, 8, 0),
MTK_PIN_DRV_GRP(21, 0xb10, 8, 0),
MTK_PIN_DRV_GRP(22, 0xb20, 0, 0),
MTK_PIN_DRV_GRP(23, 0xb20, 0, 0),
MTK_PIN_DRV_GRP(24, 0xb20, 0, 0),
MTK_PIN_DRV_GRP(25, 0xb20, 0, 0),
MTK_PIN_DRV_GRP(26, 0xb20, 0, 0),
MTK_PIN_DRV_GRP(27, 0xb20, 4, 0),
MTK_PIN_DRV_GRP(28, 0xb20, 4, 0),
MTK_PIN_DRV_GRP(29, 0xb20, 4, 0),
MTK_PIN_DRV_GRP(30, 0xb20, 4, 0),
MTK_PIN_DRV_GRP(31, 0xb20, 4, 0),
MTK_PIN_DRV_GRP(32, 0xb20, 4, 0),
MTK_PIN_DRV_GRP(33, 0xb30, 4, 1),
MTK_PIN_DRV_GRP(34, 0xb30, 8, 1),
MTK_PIN_DRV_GRP(35, 0xb30, 8, 1),
MTK_PIN_DRV_GRP(36, 0xb30, 8, 1),
MTK_PIN_DRV_GRP(37, 0xb30, 8, 1),
MTK_PIN_DRV_GRP(38, 0xb30, 8, 1),
MTK_PIN_DRV_GRP(39, 0xb30, 12, 1),
MTK_PIN_DRV_GRP(40, 0xb30, 12, 1),
MTK_PIN_DRV_GRP(41, 0xb30, 12, 1),
MTK_PIN_DRV_GRP(42, 0xb30, 12, 1),
MTK_PIN_DRV_GRP(43, 0xb40, 12, 0),
MTK_PIN_DRV_GRP(44, 0xb40, 12, 0),
MTK_PIN_DRV_GRP(45, 0xb40, 12, 0),
MTK_PIN_DRV_GRP(46, 0xb50, 0, 2),
MTK_PIN_DRV_GRP(47, 0xb50, 0, 2),
MTK_PIN_DRV_GRP(48, 0xb50, 0, 2),
MTK_PIN_DRV_GRP(49, 0xb50, 0, 2),
MTK_PIN_DRV_GRP(50, 0xb70, 0, 1),
MTK_PIN_DRV_GRP(51, 0xb70, 0, 1),
MTK_PIN_DRV_GRP(52, 0xb70, 0, 1),
MTK_PIN_DRV_GRP(53, 0xb50, 12, 1),
MTK_PIN_DRV_GRP(54, 0xb50, 12, 1),
MTK_PIN_DRV_GRP(55, 0xb50, 12, 1),
MTK_PIN_DRV_GRP(56, 0xb50, 12, 1),
MTK_PIN_DRV_GRP(59, 0xb40, 4, 1),
MTK_PIN_DRV_GRP(60, 0xb40, 0, 1),
MTK_PIN_DRV_GRP(61, 0xb40, 0, 1),
MTK_PIN_DRV_GRP(62, 0xb40, 0, 1),
MTK_PIN_DRV_GRP(63, 0xb40, 4, 1),
MTK_PIN_DRV_GRP(64, 0xb40, 4, 1),
MTK_PIN_DRV_GRP(65, 0xb40, 4, 1),
MTK_PIN_DRV_GRP(66, 0xb40, 8, 1),
MTK_PIN_DRV_GRP(67, 0xb40, 8, 1),
MTK_PIN_DRV_GRP(68, 0xb40, 8, 1),
MTK_PIN_DRV_GRP(69, 0xb40, 8, 1),
MTK_PIN_DRV_GRP(70, 0xb40, 8, 1),
MTK_PIN_DRV_GRP(71, 0xb40, 8, 1),
MTK_PIN_DRV_GRP(72, 0xb50, 4, 1),
MTK_PIN_DRV_GRP(73, 0xb50, 4, 1),
MTK_PIN_DRV_GRP(74, 0xb50, 4, 1),
MTK_PIN_DRV_GRP(79, 0xb50, 8, 1),
MTK_PIN_DRV_GRP(80, 0xb50, 8, 1),
MTK_PIN_DRV_GRP(81, 0xb50, 8, 1),
MTK_PIN_DRV_GRP(82, 0xb50, 8, 1),
MTK_PIN_DRV_GRP(83, 0xb50, 8, 1),
MTK_PIN_DRV_GRP(84, 0xb50, 8, 1),
MTK_PIN_DRV_GRP(85, 0xce0, 0, 2),
MTK_PIN_DRV_GRP(86, 0xcd0, 0, 2),
MTK_PIN_DRV_GRP(87, 0xcf0, 0, 2),
MTK_PIN_DRV_GRP(88, 0xcf0, 0, 2),
MTK_PIN_DRV_GRP(89, 0xcf0, 0, 2),
MTK_PIN_DRV_GRP(90, 0xcf0, 0, 2),
MTK_PIN_DRV_GRP(117, 0xb60, 12, 1),
MTK_PIN_DRV_GRP(118, 0xb60, 12, 1),
MTK_PIN_DRV_GRP(119, 0xb60, 12, 1),
MTK_PIN_DRV_GRP(120, 0xb60, 12, 1),
MTK_PIN_DRV_GRP(121, 0xc80, 0, 2),
MTK_PIN_DRV_GRP(122, 0xc70, 0, 2),
MTK_PIN_DRV_GRP(123, 0xc90, 0, 2),
MTK_PIN_DRV_GRP(124, 0xc90, 0, 2),
MTK_PIN_DRV_GRP(125, 0xc90, 0, 2),
MTK_PIN_DRV_GRP(126, 0xc90, 0, 2),
MTK_PIN_DRV_GRP(127, 0xc20, 0, 2),
MTK_PIN_DRV_GRP(128, 0xc20, 0, 2),
MTK_PIN_DRV_GRP(129, 0xc20, 0, 2),
MTK_PIN_DRV_GRP(130, 0xc20, 0, 2),
MTK_PIN_DRV_GRP(131, 0xc20, 0, 2),
MTK_PIN_DRV_GRP(132, 0xc10, 0, 2),
MTK_PIN_DRV_GRP(133, 0xc00, 0, 2),
MTK_PIN_DRV_GRP(134, 0xc20, 0, 2),
MTK_PIN_DRV_GRP(135, 0xc20, 0, 2),
MTK_PIN_DRV_GRP(136, 0xc20, 0, 2),
MTK_PIN_DRV_GRP(137, 0xc20, 0, 2),
MTK_PIN_DRV_GRP(142, 0xb50, 0, 2),
};
static const struct mtk_pin_spec_pupd_set_samereg mt8127_spec_pupd[] = {
MTK_PIN_PUPD_SPEC_SR(33, 0xd90, 2, 0, 1), /* KPROW0 */
MTK_PIN_PUPD_SPEC_SR(34, 0xd90, 6, 4, 5), /* KPROW1 */
MTK_PIN_PUPD_SPEC_SR(35, 0xd90, 10, 8, 9), /* KPROW2 */
MTK_PIN_PUPD_SPEC_SR(36, 0xda0, 2, 0, 1), /* KPCOL0 */
MTK_PIN_PUPD_SPEC_SR(37, 0xda0, 6, 4, 5), /* KPCOL1 */
MTK_PIN_PUPD_SPEC_SR(38, 0xda0, 10, 8, 9), /* KPCOL2 */
MTK_PIN_PUPD_SPEC_SR(46, 0xdb0, 2, 0, 1), /* EINT14 */
MTK_PIN_PUPD_SPEC_SR(47, 0xdb0, 6, 4, 5), /* EINT15 */
MTK_PIN_PUPD_SPEC_SR(48, 0xdb0, 10, 8, 9), /* EINT16 */
MTK_PIN_PUPD_SPEC_SR(49, 0xdb0, 14, 12, 13), /* EINT17 */
MTK_PIN_PUPD_SPEC_SR(85, 0xce0, 8, 10, 9), /* MSDC2_CMD */
MTK_PIN_PUPD_SPEC_SR(86, 0xcd0, 8, 10, 9), /* MSDC2_CLK */
MTK_PIN_PUPD_SPEC_SR(87, 0xd00, 0, 2, 1), /* MSDC2_DAT0 */
MTK_PIN_PUPD_SPEC_SR(88, 0xd00, 4, 6, 5), /* MSDC2_DAT1 */
MTK_PIN_PUPD_SPEC_SR(89, 0xd00, 8, 10, 9), /* MSDC2_DAT2 */
MTK_PIN_PUPD_SPEC_SR(90, 0xd00, 12, 14, 13), /* MSDC2_DAT3 */
MTK_PIN_PUPD_SPEC_SR(121, 0xc80, 8, 10, 9), /* MSDC1_CMD */
MTK_PIN_PUPD_SPEC_SR(122, 0xc70, 8, 10, 9), /* MSDC1_CLK */
MTK_PIN_PUPD_SPEC_SR(123, 0xca0, 0, 2, 1), /* MSDC1_DAT0 */
MTK_PIN_PUPD_SPEC_SR(124, 0xca0, 4, 6, 5), /* MSDC1_DAT1 */
MTK_PIN_PUPD_SPEC_SR(125, 0xca0, 8, 10, 9), /* MSDC1_DAT2 */
MTK_PIN_PUPD_SPEC_SR(126, 0xca0, 12, 14, 13), /* MSDC1_DAT3 */
MTK_PIN_PUPD_SPEC_SR(127, 0xc40, 12, 14, 13), /* MSDC0_DAT7 */
MTK_PIN_PUPD_SPEC_SR(128, 0xc40, 8, 10, 9), /* MSDC0_DAT6 */
MTK_PIN_PUPD_SPEC_SR(129, 0xc40, 4, 6, 5), /* MSDC0_DAT5 */
MTK_PIN_PUPD_SPEC_SR(130, 0xc40, 0, 2, 1), /* MSDC0_DAT4 */
MTK_PIN_PUPD_SPEC_SR(131, 0xc50, 0, 2, 1), /* MSDC0_RSTB */
MTK_PIN_PUPD_SPEC_SR(132, 0xc10, 8, 10, 9), /* MSDC0_CMD */
MTK_PIN_PUPD_SPEC_SR(133, 0xc00, 8, 10, 9), /* MSDC0_CLK */
MTK_PIN_PUPD_SPEC_SR(134, 0xc30, 12, 14, 13), /* MSDC0_DAT3 */
MTK_PIN_PUPD_SPEC_SR(135, 0xc30, 8, 10, 9), /* MSDC0_DAT2 */
MTK_PIN_PUPD_SPEC_SR(136, 0xc30, 4, 6, 5), /* MSDC0_DAT1 */
MTK_PIN_PUPD_SPEC_SR(137, 0xc30, 0, 2, 1), /* MSDC0_DAT0 */
MTK_PIN_PUPD_SPEC_SR(142, 0xdc0, 2, 0, 1), /* EINT21 */
};
static int mt8127_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, mt8127_spec_pupd,
ARRAY_SIZE(mt8127_spec_pupd), pin, align, isup, r1r0);
}
static const struct mtk_pin_ies_smt_set mt8127_ies_set[] = {
MTK_PIN_IES_SMT_SPEC(0, 9, 0x900, 0),
MTK_PIN_IES_SMT_SPEC(10, 13, 0x900, 1),
MTK_PIN_IES_SMT_SPEC(14, 28, 0x900, 2),
MTK_PIN_IES_SMT_SPEC(29, 32, 0x900, 3),
MTK_PIN_IES_SMT_SPEC(33, 33, 0x910, 11),
MTK_PIN_IES_SMT_SPEC(34, 38, 0x900, 10),
MTK_PIN_IES_SMT_SPEC(39, 42, 0x900, 11),
MTK_PIN_IES_SMT_SPEC(43, 45, 0x900, 12),
MTK_PIN_IES_SMT_SPEC(46, 49, 0x900, 13),
MTK_PIN_IES_SMT_SPEC(50, 52, 0x910, 10),
MTK_PIN_IES_SMT_SPEC(53, 56, 0x900, 14),
MTK_PIN_IES_SMT_SPEC(57, 58, 0x910, 0),
MTK_PIN_IES_SMT_SPEC(59, 65, 0x910, 2),
MTK_PIN_IES_SMT_SPEC(66, 71, 0x910, 3),
MTK_PIN_IES_SMT_SPEC(72, 74, 0x910, 4),
MTK_PIN_IES_SMT_SPEC(75, 76, 0x900, 15),
MTK_PIN_IES_SMT_SPEC(77, 78, 0x910, 1),
MTK_PIN_IES_SMT_SPEC(79, 82, 0x910, 5),
MTK_PIN_IES_SMT_SPEC(83, 84, 0x910, 6),
MTK_PIN_IES_SMT_SPEC(117, 120, 0x910, 7),
MTK_PIN_IES_SMT_SPEC(121, 121, 0xc80, 4),
MTK_PIN_IES_SMT_SPEC(122, 122, 0xc70, 4),
MTK_PIN_IES_SMT_SPEC(123, 126, 0xc90, 4),
MTK_PIN_IES_SMT_SPEC(127, 131, 0xc20, 4),
MTK_PIN_IES_SMT_SPEC(132, 132, 0xc10, 4),
MTK_PIN_IES_SMT_SPEC(133, 133, 0xc00, 4),
MTK_PIN_IES_SMT_SPEC(134, 137, 0xc20, 4),
MTK_PIN_IES_SMT_SPEC(138, 141, 0x910, 9),
MTK_PIN_IES_SMT_SPEC(142, 142, 0x900, 13),
};
static const struct mtk_pin_ies_smt_set mt8127_smt_set[] = {
MTK_PIN_IES_SMT_SPEC(0, 9, 0x920, 0),
MTK_PIN_IES_SMT_SPEC(10, 13, 0x920, 1),
MTK_PIN_IES_SMT_SPEC(14, 28, 0x920, 2),
MTK_PIN_IES_SMT_SPEC(29, 32, 0x920, 3),
MTK_PIN_IES_SMT_SPEC(33, 33, 0x930, 11),
MTK_PIN_IES_SMT_SPEC(34, 38, 0x920, 10),
MTK_PIN_IES_SMT_SPEC(39, 42, 0x920, 11),
MTK_PIN_IES_SMT_SPEC(43, 45, 0x920, 12),
MTK_PIN_IES_SMT_SPEC(46, 49, 0x920, 13),
MTK_PIN_IES_SMT_SPEC(50, 52, 0x930, 10),
MTK_PIN_IES_SMT_SPEC(53, 56, 0x920, 14),
MTK_PIN_IES_SMT_SPEC(57, 58, 0x930, 0),
MTK_PIN_IES_SMT_SPEC(59, 65, 0x930, 2),
MTK_PIN_IES_SMT_SPEC(66, 71, 0x930, 3),
MTK_PIN_IES_SMT_SPEC(72, 74, 0x930, 4),
MTK_PIN_IES_SMT_SPEC(75, 76, 0x920, 15),
MTK_PIN_IES_SMT_SPEC(77, 78, 0x930, 1),
MTK_PIN_IES_SMT_SPEC(79, 82, 0x930, 5),
MTK_PIN_IES_SMT_SPEC(83, 84, 0x930, 6),
MTK_PIN_IES_SMT_SPEC(85, 85, 0xce0, 11),
MTK_PIN_IES_SMT_SPEC(86, 86, 0xcd0, 11),
MTK_PIN_IES_SMT_SPEC(87, 87, 0xd00, 3),
MTK_PIN_IES_SMT_SPEC(88, 88, 0xd00, 7),
MTK_PIN_IES_SMT_SPEC(89, 89, 0xd00, 11),
MTK_PIN_IES_SMT_SPEC(90, 90, 0xd00, 15),
MTK_PIN_IES_SMT_SPEC(117, 120, 0x930, 7),
MTK_PIN_IES_SMT_SPEC(121, 121, 0xc80, 11),
MTK_PIN_IES_SMT_SPEC(122, 122, 0xc70, 11),
MTK_PIN_IES_SMT_SPEC(123, 123, 0xca0, 3),
MTK_PIN_IES_SMT_SPEC(124, 124, 0xca0, 7),
MTK_PIN_IES_SMT_SPEC(125, 125, 0xca0, 11),
MTK_PIN_IES_SMT_SPEC(126, 126, 0xca0, 15),
MTK_PIN_IES_SMT_SPEC(127, 127, 0xc40, 15),
MTK_PIN_IES_SMT_SPEC(128, 128, 0xc40, 11),
MTK_PIN_IES_SMT_SPEC(129, 129, 0xc40, 7),
MTK_PIN_IES_SMT_SPEC(130, 130, 0xc40, 3),
MTK_PIN_IES_SMT_SPEC(131, 131, 0xc50, 3),
MTK_PIN_IES_SMT_SPEC(132, 132, 0xc10, 11),
MTK_PIN_IES_SMT_SPEC(133, 133, 0xc00, 11),
MTK_PIN_IES_SMT_SPEC(134, 134, 0xc30, 15),
MTK_PIN_IES_SMT_SPEC(135, 135, 0xc30, 11),
MTK_PIN_IES_SMT_SPEC(136, 136, 0xc30, 7),
MTK_PIN_IES_SMT_SPEC(137, 137, 0xc30, 3),
MTK_PIN_IES_SMT_SPEC(138, 141, 0x930, 9),
MTK_PIN_IES_SMT_SPEC(142, 142, 0x920, 13),
};
static int mt8127_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, mt8127_ies_set,
ARRAY_SIZE(mt8127_ies_set), pin, align, value);
else if (arg == PIN_CONFIG_INPUT_SCHMITT_ENABLE)
return mtk_pconf_spec_set_ies_smt_range(regmap, mt8127_smt_set,
ARRAY_SIZE(mt8127_smt_set), pin, align, value);
return -EINVAL;
}
static const struct mtk_pinctrl_devdata mt8127_pinctrl_data = {
.pins = mtk_pins_mt8127,
.npins = ARRAY_SIZE(mtk_pins_mt8127),
.grp_desc = mt8127_drv_grp,
.n_grp_cls = ARRAY_SIZE(mt8127_drv_grp),
.pin_drv_grp = mt8127_pin_drv,
.n_pin_drv_grps = ARRAY_SIZE(mt8127_pin_drv),
.spec_pull_set = mt8127_spec_pull_set,
.spec_ies_smt_set = mt8127_ies_smt_set,
.dir_offset = 0x0000,
.pullen_offset = 0x0100,
.pullsel_offset = 0x0200,
.dout_offset = 0x0400,
.din_offset = 0x0500,
.pinmux_offset = 0x0600,
.type1_start = 143,
.type1_end = 143,
.port_shf = 4,
.port_mask = 0xf,
.port_align = 4,
.eint_offsets = {
.name = "mt8127_eint",
.stat = 0x000,
.ack = 0x040,
.mask = 0x080,
.mask_set = 0x0c0,
.mask_clr = 0x100,
.sens = 0x140,
.sens_set = 0x180,
.sens_clr = 0x1c0,
.soft = 0x200,
.soft_set = 0x240,
.soft_clr = 0x280,
.pol = 0x300,
.pol_set = 0x340,
.pol_clr = 0x380,
.dom_en = 0x400,
.dbnc_ctrl = 0x500,
.dbnc_set = 0x600,
.dbnc_clr = 0x700,
.port_mask = 7,
.ports = 6,
},
.ap_num = 143,
.db_cnt = 16,
};
static int mt8127_pinctrl_probe(struct platform_device *pdev)
{
return mtk_pctrl_init(pdev, &mt8127_pinctrl_data, NULL);
}
static const struct of_device_id mt8127_pctrl_match[] = {
{ .compatible = "mediatek,mt8127-pinctrl", },
{ }
};
MODULE_DEVICE_TABLE(of, mt8127_pctrl_match);
static struct platform_driver mtk_pinctrl_driver = {
.probe = mt8127_pinctrl_probe,
.driver = {
.name = "mediatek-mt8127-pinctrl",
.of_match_table = mt8127_pctrl_match,
},
};
static int __init mtk_pinctrl_init(void)
{
return platform_driver_register(&mtk_pinctrl_driver);
}
arch_initcall(mtk_pinctrl_init);
MODULE_LICENSE("GPL v2");
MODULE_DESCRIPTION("MediaTek MT8127 Pinctrl Driver");
MODULE_AUTHOR("Yingjoe Chen <yingjoe.chen@mediatek.com>");
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