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author | Linus Walleij <linus.walleij@linaro.org> | 2017-03-13 00:28:17 +0100 |
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committer | Linus Walleij <linus.walleij@linaro.org> | 2017-03-22 09:45:02 +0100 |
commit | d8307c09206b35a9526bfdf076c9f516c0b5e6f1 (patch) | |
tree | 6f9e7e9d73b5fb6a0810d0e3fd74714ab40a0222 /drivers/gpio | |
parent | 9d3a15aaaec41252ad7c6592305264e52a801be7 (diff) | |
download | linux-stable-d8307c09206b35a9526bfdf076c9f516c0b5e6f1.tar.gz linux-stable-d8307c09206b35a9526bfdf076c9f516c0b5e6f1.tar.bz2 linux-stable-d8307c09206b35a9526bfdf076c9f516c0b5e6f1.zip |
gpio: moxart: Switch to using the FTGPIO010 driver
This just deletes the Moxa ART driver and replaces it with the
more versatile Faraday FTGPIO010 driver.
Make this default on for ARCH_GEMINI and ARCH_MOXART so we do
not get Kconfig glitches.
Tested-by: Jonas Jensen <jonas.jensen@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio')
-rw-r--r-- | drivers/gpio/Kconfig | 10 | ||||
-rw-r--r-- | drivers/gpio/Makefile | 1 | ||||
-rw-r--r-- | drivers/gpio/gpio-moxart.c | 84 |
3 files changed, 1 insertions, 94 deletions
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index 2c3f6390b44b..d6e3cfd54848 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -206,10 +206,10 @@ config GPIO_GE_FPGA config GPIO_FTGPIO010 bool "Faraday FTGPIO010 GPIO" - depends on ARCH_GEMINI depends on OF_GPIO select GPIO_GENERIC select GPIOLIB_IRQCHIP + default (ARCH_GEMINI || ARCH_MOXART) help Support for common GPIOs from the Faraday FTGPIO010 IP core, found in Cortina systems Gemini platforms, Moxa ART and others. @@ -309,14 +309,6 @@ config GPIO_MOCKUP tools/testing/selftests/gpio/gpio-mockup.sh. Reference the usage in it. -config GPIO_MOXART - bool "MOXART GPIO support" - depends on ARCH_MOXART || COMPILE_TEST - select GPIO_GENERIC - help - Select this option to enable GPIO driver for - MOXA ART SoC devices. - config GPIO_MPC5200 def_bool y depends on PPC_MPC52xx diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile index 4b904fec8273..bd995dc2a84a 100644 --- a/drivers/gpio/Makefile +++ b/drivers/gpio/Makefile @@ -80,7 +80,6 @@ obj-$(CONFIG_GPIO_MCP23S08) += gpio-mcp23s08.o obj-$(CONFIG_GPIO_ML_IOH) += gpio-ml-ioh.o obj-$(CONFIG_GPIO_MM_LANTIQ) += gpio-mm-lantiq.o obj-$(CONFIG_GPIO_MOCKUP) += gpio-mockup.o -obj-$(CONFIG_GPIO_MOXART) += gpio-moxart.o obj-$(CONFIG_GPIO_MPC5200) += gpio-mpc5200.o obj-$(CONFIG_GPIO_MPC8XXX) += gpio-mpc8xxx.o obj-$(CONFIG_GPIO_MSIC) += gpio-msic.o diff --git a/drivers/gpio/gpio-moxart.c b/drivers/gpio/gpio-moxart.c deleted file mode 100644 index d58d38906ba6..000000000000 --- a/drivers/gpio/gpio-moxart.c +++ /dev/null @@ -1,84 +0,0 @@ -/* - * MOXA ART SoCs GPIO driver. - * - * Copyright (C) 2013 Jonas Jensen - * - * Jonas Jensen <jonas.jensen@gmail.com> - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#include <linux/err.h> -#include <linux/init.h> -#include <linux/irq.h> -#include <linux/io.h> -#include <linux/platform_device.h> -#include <linux/of_address.h> -#include <linux/of_gpio.h> -#include <linux/pinctrl/consumer.h> -#include <linux/delay.h> -#include <linux/timer.h> -#include <linux/bitops.h> -#include <linux/gpio/driver.h> - -#define GPIO_DATA_OUT 0x00 -#define GPIO_DATA_IN 0x04 -#define GPIO_PIN_DIRECTION 0x08 - -static int moxart_gpio_probe(struct platform_device *pdev) -{ - struct device *dev = &pdev->dev; - struct resource *res; - struct gpio_chip *gc; - void __iomem *base; - int ret; - - gc = devm_kzalloc(dev, sizeof(*gc), GFP_KERNEL); - if (!gc) - return -ENOMEM; - - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - base = devm_ioremap_resource(dev, res); - if (IS_ERR(base)) - return PTR_ERR(base); - - ret = bgpio_init(gc, dev, 4, base + GPIO_DATA_IN, - base + GPIO_DATA_OUT, NULL, - base + GPIO_PIN_DIRECTION, NULL, - BGPIOF_READ_OUTPUT_REG_SET); - if (ret) { - dev_err(&pdev->dev, "bgpio_init failed\n"); - return ret; - } - - gc->label = "moxart-gpio"; - gc->request = gpiochip_generic_request; - gc->free = gpiochip_generic_free; - gc->base = 0; - gc->owner = THIS_MODULE; - - ret = devm_gpiochip_add_data(dev, gc, NULL); - if (ret) { - dev_err(dev, "%s: gpiochip_add failed\n", - dev->of_node->full_name); - return ret; - } - - return ret; -} - -static const struct of_device_id moxart_gpio_match[] = { - { .compatible = "moxa,moxart-gpio" }, - { } -}; - -static struct platform_driver moxart_gpio_driver = { - .driver = { - .name = "moxart-gpio", - .of_match_table = moxart_gpio_match, - }, - .probe = moxart_gpio_probe, -}; -builtin_platform_driver(moxart_gpio_driver); |