diff options
Diffstat (limited to 'drivers/pinctrl')
72 files changed, 102 insertions, 542 deletions
diff --git a/drivers/pinctrl/mediatek/mtk-eint.c b/drivers/pinctrl/mediatek/mtk-eint.c index f464f8cd274b..7e526bcf5e0b 100644 --- a/drivers/pinctrl/mediatek/mtk-eint.c +++ b/drivers/pinctrl/mediatek/mtk-eint.c @@ -113,6 +113,8 @@ static void mtk_eint_mask(struct irq_data *d) void __iomem *reg = mtk_eint_get_offset(eint, d->hwirq, eint->regs->mask_set); + eint->cur_mask[d->hwirq >> 5] &= ~mask; + writel(mask, reg); } @@ -123,6 +125,8 @@ static void mtk_eint_unmask(struct irq_data *d) void __iomem *reg = mtk_eint_get_offset(eint, d->hwirq, eint->regs->mask_clr); + eint->cur_mask[d->hwirq >> 5] |= mask; + writel(mask, reg); if (eint->dual_edge[d->hwirq]) @@ -217,19 +221,6 @@ static void mtk_eint_chip_write_mask(const struct mtk_eint *eint, } } -static void mtk_eint_chip_read_mask(const struct mtk_eint *eint, - void __iomem *base, u32 *buf) -{ - int port; - void __iomem *reg; - - for (port = 0; port < eint->hw->ports; port++) { - reg = base + eint->regs->mask + (port << 2); - buf[port] = ~readl_relaxed(reg); - /* Mask is 0 when irq is enabled, and 1 when disabled. */ - } -} - static int mtk_eint_irq_request_resources(struct irq_data *d) { struct mtk_eint *eint = irq_data_get_irq_chip_data(d); @@ -318,7 +309,7 @@ static void mtk_eint_irq_handler(struct irq_desc *desc) struct irq_chip *chip = irq_desc_get_chip(desc); struct mtk_eint *eint = irq_desc_get_handler_data(desc); unsigned int status, eint_num; - int offset, index, virq; + int offset, mask_offset, index, virq; void __iomem *reg = mtk_eint_get_offset(eint, 0, eint->regs->stat); int dual_edge, start_level, curr_level; @@ -328,10 +319,24 @@ static void mtk_eint_irq_handler(struct irq_desc *desc) status = readl(reg); while (status) { offset = __ffs(status); + mask_offset = eint_num >> 5; index = eint_num + offset; virq = irq_find_mapping(eint->domain, index); status &= ~BIT(offset); + /* + * If we get an interrupt on pin that was only required + * for wake (but no real interrupt requested), mask the + * interrupt (as would mtk_eint_resume do anyway later + * in the resume sequence). + */ + if (eint->wake_mask[mask_offset] & BIT(offset) && + !(eint->cur_mask[mask_offset] & BIT(offset))) { + writel_relaxed(BIT(offset), reg - + eint->regs->stat + + eint->regs->mask_set); + } + dual_edge = eint->dual_edge[index]; if (dual_edge) { /* @@ -370,7 +375,6 @@ static void mtk_eint_irq_handler(struct irq_desc *desc) int mtk_eint_do_suspend(struct mtk_eint *eint) { - mtk_eint_chip_read_mask(eint, eint->base, eint->cur_mask); mtk_eint_chip_write_mask(eint, eint->base, eint->wake_mask); return 0; diff --git a/drivers/pinctrl/meson/pinctrl-meson-gxbb.c b/drivers/pinctrl/meson/pinctrl-meson-gxbb.c index 4edeb4cae72a..6c640837073e 100644 --- a/drivers/pinctrl/meson/pinctrl-meson-gxbb.c +++ b/drivers/pinctrl/meson/pinctrl-meson-gxbb.c @@ -1,15 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Pin controller and GPIO driver for Amlogic Meson GXBB. * * Copyright (C) 2016 Endless Mobile, Inc. * Author: Carlo Caione <carlo@endlessm.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. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <dt-bindings/gpio/meson-gxbb-gpio.h> diff --git a/drivers/pinctrl/meson/pinctrl-meson-gxl.c b/drivers/pinctrl/meson/pinctrl-meson-gxl.c index 0c0a5018102b..72c5373c8dc1 100644 --- a/drivers/pinctrl/meson/pinctrl-meson-gxl.c +++ b/drivers/pinctrl/meson/pinctrl-meson-gxl.c @@ -1,15 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Pin controller and GPIO driver for Amlogic Meson GXL. * * Copyright (C) 2016 Endless Mobile, Inc. * Author: Carlo Caione <carlo@endlessm.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. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <dt-bindings/gpio/meson-gxl-gpio.h> diff --git a/drivers/pinctrl/meson/pinctrl-meson.c b/drivers/pinctrl/meson/pinctrl-meson.c index 96a4a72708e4..077de5925783 100644 --- a/drivers/pinctrl/meson/pinctrl-meson.c +++ b/drivers/pinctrl/meson/pinctrl-meson.c @@ -1,14 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Pin controller and GPIO driver for Amlogic Meson SoCs * * Copyright (C) 2014 Beniamino Galvani <b.galvani@gmail.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. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ /* diff --git a/drivers/pinctrl/meson/pinctrl-meson.h b/drivers/pinctrl/meson/pinctrl-meson.h index 5eaab925f427..adab4ea078f9 100644 --- a/drivers/pinctrl/meson/pinctrl-meson.h +++ b/drivers/pinctrl/meson/pinctrl-meson.h @@ -1,14 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Pin controller and GPIO driver for Amlogic Meson SoCs * * Copyright (C) 2014 Beniamino Galvani <b.galvani@gmail.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. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/gpio/driver.h> diff --git a/drivers/pinctrl/meson/pinctrl-meson8-pmx.c b/drivers/pinctrl/meson/pinctrl-meson8-pmx.c index b93b058c8a07..66a908f9f13d 100644 --- a/drivers/pinctrl/meson/pinctrl-meson8-pmx.c +++ b/drivers/pinctrl/meson/pinctrl-meson8-pmx.c @@ -1,15 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * First generation of pinmux driver for Amlogic Meson SoCs * * Copyright (C) 2014 Beniamino Galvani <b.galvani@gmail.com> * Copyright (C) 2017 Jerome Brunet <jbrunet@baylibre.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. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ /* For this first generation of pinctrl driver every pinmux group can be diff --git a/drivers/pinctrl/meson/pinctrl-meson8-pmx.h b/drivers/pinctrl/meson/pinctrl-meson8-pmx.h index 47293c28f913..9390dc2f800f 100644 --- a/drivers/pinctrl/meson/pinctrl-meson8-pmx.h +++ b/drivers/pinctrl/meson/pinctrl-meson8-pmx.h @@ -1,15 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * First generation of pinmux driver for Amlogic Meson SoCs * * Copyright (C) 2014 Beniamino Galvani <b.galvani@gmail.com> * Copyright (C) 2017 Jerome Brunet <jbrunet@baylibre.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. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ struct meson8_pmx_data { diff --git a/drivers/pinctrl/meson/pinctrl-meson8.c b/drivers/pinctrl/meson/pinctrl-meson8.c index 785e29e74a56..0b97befa6335 100644 --- a/drivers/pinctrl/meson/pinctrl-meson8.c +++ b/drivers/pinctrl/meson/pinctrl-meson8.c @@ -1,14 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Pin controller and GPIO driver for Amlogic Meson8 and Meson8m2. * * Copyright (C) 2014 Beniamino Galvani <b.galvani@gmail.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. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <dt-bindings/gpio/meson8-gpio.h> diff --git a/drivers/pinctrl/meson/pinctrl-meson8b.c b/drivers/pinctrl/meson/pinctrl-meson8b.c index 7f76000cc12e..a7de388388e6 100644 --- a/drivers/pinctrl/meson/pinctrl-meson8b.c +++ b/drivers/pinctrl/meson/pinctrl-meson8b.c @@ -1,15 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Pin controller and GPIO driver for Amlogic Meson8b. * * Copyright (C) 2015 Endless Mobile, Inc. * Author: Carlo Caione <carlo@endlessm.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. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <dt-bindings/gpio/meson8b-gpio.h> diff --git a/drivers/pinctrl/nomadik/pinctrl-ab8500.c b/drivers/pinctrl/nomadik/pinctrl-ab8500.c index 0723627c7bc2..3106a21cd277 100644 --- a/drivers/pinctrl/nomadik/pinctrl-ab8500.c +++ b/drivers/pinctrl/nomadik/pinctrl-ab8500.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) ST-Ericsson SA 2012 * * Author: Patrice Chotard <patrice.chotard@stericsson.com> for ST-Ericsson. - * - * 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. */ #include <linux/kernel.h> diff --git a/drivers/pinctrl/nomadik/pinctrl-ab8505.c b/drivers/pinctrl/nomadik/pinctrl-ab8505.c index 2683509c1410..5e6e7d28390a 100644 --- a/drivers/pinctrl/nomadik/pinctrl-ab8505.c +++ b/drivers/pinctrl/nomadik/pinctrl-ab8505.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) ST-Ericsson SA 2012 * * Author: Patrice Chotard <patrice.chotard@stericsson.com> for ST-Ericsson. - * - * 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. */ #include <linux/kernel.h> diff --git a/drivers/pinctrl/nomadik/pinctrl-nomadik.c b/drivers/pinctrl/nomadik/pinctrl-nomadik.c index ec02739bd21b..ddd1f466d302 100644 --- a/drivers/pinctrl/nomadik/pinctrl-nomadik.c +++ b/drivers/pinctrl/nomadik/pinctrl-nomadik.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Generic GPIO driver for logic cells found in the Nomadik SoC * @@ -5,10 +6,6 @@ * Copyright (C) 2009 Alessandro Rubini <rubini@unipv.it> * Rewritten based on work by Prafulla WADASKAR <prafulla.wadaskar@st.com> * Copyright (C) 2011-2013 Linus Walleij <linus.walleij@linaro.org> - * - * 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. */ #include <linux/kernel.h> #include <linux/init.h> diff --git a/drivers/pinctrl/pinctrl-amd.c b/drivers/pinctrl/pinctrl-amd.c index e18ebb2c78d9..9b9c61e3f065 100644 --- a/drivers/pinctrl/pinctrl-amd.c +++ b/drivers/pinctrl/pinctrl-amd.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * GPIO driver for AMD * @@ -5,13 +6,8 @@ * Authors: Ken Xue <Ken.Xue@amd.com> * Wu, Jeff <Jeff.Wu@amd.com> * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * * Contact Information: Nehal Shah <Nehal-bakulchandra.Shah@amd.com> * Shyam Sundar S K <Shyam-sundar.S-k@amd.com> - * */ #include <linux/err.h> diff --git a/drivers/pinctrl/pinctrl-amd.h b/drivers/pinctrl/pinctrl-amd.h index 22af7edfdb38..3e5760f1a715 100644 --- a/drivers/pinctrl/pinctrl-amd.h +++ b/drivers/pinctrl/pinctrl-amd.h @@ -1,13 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * GPIO driver for AMD * * Copyright (c) 2014,2015 Ken Xue <Ken.Xue@amd.com> * Jeff Wu <Jeff.Wu@amd.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * */ #ifndef _PINCTRL_AMD_H diff --git a/drivers/pinctrl/pinctrl-at91-pio4.c b/drivers/pinctrl/pinctrl-at91-pio4.c index 4ee135d7b883..d6de4d360cd4 100644 --- a/drivers/pinctrl/pinctrl-at91-pio4.c +++ b/drivers/pinctrl/pinctrl-at91-pio4.c @@ -1,17 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Driver for the Atmel PIO4 controller * * Copyright (C) 2015 Atmel, * 2015 Ludovic Desroches <ludovic.desroches@atmel.com> - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as pub |