diff options
Diffstat (limited to 'drivers/pinctrl/mediatek/pinctrl-mt8127.c')
| -rw-r--r-- | drivers/pinctrl/mediatek/pinctrl-mt8127.c | 358 |
1 files changed, 358 insertions, 0 deletions
diff --git a/drivers/pinctrl/mediatek/pinctrl-mt8127.c b/drivers/pinctrl/mediatek/pinctrl-mt8127.c new file mode 100644 index 000000000..b317b0b66 --- /dev/null +++ b/drivers/pinctrl/mediatek/pinctrl-mt8127.c @@ -0,0 +1,358 @@ +/* + * 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); +} + +module_init(mtk_pinctrl_init); + +MODULE_LICENSE("GPL v2"); +MODULE_DESCRIPTION("MediaTek MT8127 Pinctrl Driver"); +MODULE_AUTHOR("Yingjoe Chen <yingjoe.chen@mediatek.com>"); |