diff options
| author | Alban Bedel <albeu@free.fr> | 2015-07-03 11:11:48 +0200 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2015-09-03 12:08:02 +0200 |
| commit | f689332b19fa1120de1bd84988a7bd0c08bd9b7b (patch) | |
| tree | dc46aa0351f784e840fe67fab4633ffa8203bb21 /arch/mips/ath79/gpio.c | |
| parent | 5fac4f7ac067b2eee3aaf19eff8bd1d7d8e9a91e (diff) | |
| download | op-kernel-dev-f689332b19fa1120de1bd84988a7bd0c08bd9b7b.zip op-kernel-dev-f689332b19fa1120de1bd84988a7bd0c08bd9b7b.tar.gz | |
MIPS: Ath79: Remove the unused GPIO function API
To prepare moving the GPIO driver to drivers/gpio remove the
platform specific pinmux API. As it is not used by any board,
and such functionality should better be implemented using the
pinmux subsystem just removing it seems to be the best option.
Signed-off-by: Alban Bedel <albeu@free.fr>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Cc: linux-gpio@vger.kernel.org
Cc: Alexandre Courbot <gnurou@gmail.com>
Cc: Gabor Juhos <juhosg@openwrt.org>
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/10596/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/ath79/gpio.c')
| -rw-r--r-- | arch/mips/ath79/gpio.c | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/arch/mips/ath79/gpio.c b/arch/mips/ath79/gpio.c index f59ccb2..c3c92eb 100644 --- a/arch/mips/ath79/gpio.c +++ b/arch/mips/ath79/gpio.c @@ -24,8 +24,6 @@ #include <linux/of_device.h> #include <asm/mach-ath79/ar71xx_regs.h> -#include <asm/mach-ath79/ath79.h> -#include "common.h" static void __iomem *ath79_gpio_base; static u32 ath79_gpio_count; @@ -139,47 +137,6 @@ static struct gpio_chip ath79_gpio_chip = { .base = 0, }; -static void __iomem *ath79_gpio_get_function_reg(void) -{ - u32 reg = 0; - - if (soc_is_ar71xx() || - soc_is_ar724x() || - soc_is_ar913x() || - soc_is_ar933x()) - reg = AR71XX_GPIO_REG_FUNC; - else if (soc_is_ar934x()) - reg = AR934X_GPIO_REG_FUNC; - else - BUG(); - - return ath79_gpio_base + reg; -} - -void ath79_gpio_function_setup(u32 set, u32 clear) -{ - void __iomem *reg = ath79_gpio_get_function_reg(); - unsigned long flags; - - spin_lock_irqsave(&ath79_gpio_lock, flags); - - __raw_writel((__raw_readl(reg) & ~clear) | set, reg); - /* flush write */ - __raw_readl(reg); - - spin_unlock_irqrestore(&ath79_gpio_lock, flags); -} - -void ath79_gpio_function_enable(u32 mask) -{ - ath79_gpio_function_setup(mask, 0); -} - -void ath79_gpio_function_disable(u32 mask) -{ - ath79_gpio_function_setup(0, mask); -} - static const struct of_device_id ath79_gpio_of_match[] = { { .compatible = "qca,ar7100-gpio" }, { .compatible = "qca,ar9340-gpio" }, |
