diff options
Diffstat (limited to 'drivers/gpio')
-rw-r--r-- | drivers/gpio/Kconfig | 6 | ||||
-rw-r--r-- | drivers/gpio/Makefile | 1 | ||||
-rw-r--r-- | drivers/gpio/ftgpio010.c | 110 |
3 files changed, 0 insertions, 117 deletions
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index 58e464106a3..db077e472a8 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -695,12 +695,6 @@ config SLG7XL45106_I2C_GPO 8-bit gpo expander, all gpo lines are controlled by writing value into data register. -config FTGPIO010 - bool "Faraday Technology FTGPIO010 driver" - depends on DM_GPIO - help - Support for GPIOs on Faraday Technology's FTGPIO010 controller. - config ADP5585_GPIO bool "ADP5585 GPIO driver" depends on DM_GPIO && DM_I2C diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile index 83e10c79b91..73c94329e36 100644 --- a/drivers/gpio/Makefile +++ b/drivers/gpio/Makefile @@ -77,7 +77,6 @@ obj-$(CONFIG_SL28CPLD_GPIO) += sl28cpld-gpio.o obj-$(CONFIG_ADP5588_GPIO) += adp5588_gpio.o obj-$(CONFIG_ZYNQMP_GPIO_MODEPIN) += zynqmp_gpio_modepin.o obj-$(CONFIG_SLG7XL45106_I2C_GPO) += gpio_slg7xl45106.o -obj-$(CONFIG_FTGPIO010) += ftgpio010.o obj-$(CONFIG_$(PHASE_)ADP5585_GPIO) += adp5585_gpio.o obj-$(CONFIG_RZG2L_GPIO) += rzg2l-gpio.o obj-$(CONFIG_MPFS_GPIO) += mpfs_gpio.o diff --git a/drivers/gpio/ftgpio010.c b/drivers/gpio/ftgpio010.c deleted file mode 100644 index 4cb550a540c..00000000000 --- a/drivers/gpio/ftgpio010.c +++ /dev/null @@ -1,110 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * Faraday Technology's FTGPIO010 controller. - */ - -#include <dm.h> -#include <asm/io.h> -#include <asm/gpio.h> - -struct ftgpio010_regs { - u32 out; - u32 in; - u32 direction; // 1 - output - u32 reserved; - u32 set; - u32 clear; -}; - -struct ftgpio010_plat { - struct ftgpio010_regs __iomem *regs; -}; - -static int ftgpio010_direction_input(struct udevice *dev, unsigned int pin) -{ - struct ftgpio010_plat *plat = dev_get_plat(dev); - struct ftgpio010_regs *const regs = plat->regs; - - clrbits_le32(®s->direction, 1 << pin); - return 0; -} - -static int ftgpio010_direction_output(struct udevice *dev, unsigned int pin, - int val) -{ - struct ftgpio010_plat *plat = dev_get_plat(dev); - struct ftgpio010_regs *const regs = plat->regs; - - /* change the data first, then the direction. to avoid glitch */ - out_le32(val ? ®s->set : ®s->clear, 1 << pin); - setbits_le32(®s->direction, 1 << pin); - - return 0; -} - -static int ftgpio010_get_value(struct udevice *dev, unsigned int pin) -{ - struct ftgpio010_plat *plat = dev_get_plat(dev); - struct ftgpio010_regs *const regs = plat->regs; - - return in_le32(®s->in) >> pin & 1; -} - -static int ftgpio010_set_value(struct udevice *dev, unsigned int pin, int val) -{ - struct ftgpio010_plat *plat = dev_get_plat(dev); - struct ftgpio010_regs *const regs = plat->regs; - - out_le32(val ? ®s->set : ®s->clear, 1 << pin); - return 0; -} - -static int ftgpio010_get_function(struct udevice *dev, unsigned int pin) -{ - struct ftgpio010_plat *plat = dev_get_plat(dev); - struct ftgpio010_regs *const regs = plat->regs; - - if (in_le32(®s->direction) >> pin & 1) - return GPIOF_OUTPUT; - return GPIOF_INPUT; -} - -static int ftgpio010_probe(struct udevice *dev) -{ - struct gpio_dev_priv *uc_priv = dev_get_uclass_priv(dev); - - uc_priv->gpio_count = ofnode_read_u32_default(dev_ofnode(dev), - "nr-gpios", 32); - return 0; -} - -static int ftgpio010_of_to_plat(struct udevice *dev) -{ - struct ftgpio010_plat *plat = dev_get_plat(dev); - - plat->regs = dev_read_addr_ptr(dev); - return 0; -} - -static const struct dm_gpio_ops ftgpio010_ops = { - .direction_input = ftgpio010_direction_input, - .direction_output = ftgpio010_direction_output, - .get_value = ftgpio010_get_value, - .set_value = ftgpio010_set_value, - .get_function = ftgpio010_get_function, -}; - -static const struct udevice_id ftgpio010_ids[] = { - { .compatible = "faraday,ftgpio010" }, - { } -}; - -U_BOOT_DRIVER(ftgpio010) = { - .name = "ftgpio010", - .id = UCLASS_GPIO, - .of_match = ftgpio010_ids, - .ops = &ftgpio010_ops, - .of_to_plat = ftgpio010_of_to_plat, - .plat_auto = sizeof(struct ftgpio010_plat), - .probe = ftgpio010_probe, -}; |