diff options
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/Kconfig | 2 | ||||
| -rw-r--r-- | drivers/gpio/omap_gpio.c | 1 | ||||
| -rw-r--r-- | drivers/gpio/stm32f7_gpio.c | 15 |
3 files changed, 7 insertions, 11 deletions
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index cc75aece6a..b7e4ffb09d 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -234,7 +234,7 @@ config PIC32_GPIO config STM32F7_GPIO bool "ST STM32 GPIO driver" - depends on DM_GPIO && STM32 + depends on DM_GPIO && (STM32 || ARCH_STM32MP) default y help Device model driver support for STM32 GPIO controller. It should be diff --git a/drivers/gpio/omap_gpio.c b/drivers/gpio/omap_gpio.c index 7243100219..559f29b801 100644 --- a/drivers/gpio/omap_gpio.c +++ b/drivers/gpio/omap_gpio.c @@ -345,6 +345,7 @@ U_BOOT_DRIVER(gpio_omap) = { .bind = omap_gpio_bind, .probe = omap_gpio_probe, .priv_auto_alloc_size = sizeof(struct gpio_bank), + .flags = DM_FLAG_PRE_RELOC, }; #endif /* CONFIG_DM_GPIO */ diff --git a/drivers/gpio/stm32f7_gpio.c b/drivers/gpio/stm32f7_gpio.c index a7cfb8c923..376e86cd69 100644 --- a/drivers/gpio/stm32f7_gpio.c +++ b/drivers/gpio/stm32f7_gpio.c @@ -16,14 +16,11 @@ #include <linux/errno.h> #include <linux/io.h> -#define MAX_SIZE_BANK_NAME 5 #define STM32_GPIOS_PER_BANK 16 #define MODE_BITS(gpio_pin) (gpio_pin * 2) #define MODE_BITS_MASK 3 #define IN_OUT_BIT_INDEX(gpio_pin) (1UL << (gpio_pin)) -DECLARE_GLOBAL_DATA_PTR; - static int stm32_gpio_direction_input(struct udevice *dev, unsigned offset) { struct stm32_gpio_priv *priv = dev_get_priv(dev); @@ -82,21 +79,19 @@ static int gpio_stm32_probe(struct udevice *dev) struct gpio_dev_priv *uc_priv = dev_get_uclass_priv(dev); struct stm32_gpio_priv *priv = dev_get_priv(dev); fdt_addr_t addr; - char *name; + const char *name; - addr = devfdt_get_addr(dev); + addr = dev_read_addr(dev); if (addr == FDT_ADDR_T_NONE) return -EINVAL; priv->regs = (struct stm32_gpio_regs *)addr; - name = (char *)fdtdec_locate_byte_array(gd->fdt_blob, - dev_of_offset(dev), - "st,bank-name", - MAX_SIZE_BANK_NAME); + name = dev_read_string(dev, "st,bank-name"); if (!name) return -EINVAL; uc_priv->bank_name = name; - uc_priv->gpio_count = STM32_GPIOS_PER_BANK; + uc_priv->gpio_count = dev_read_u32_default(dev, "ngpios", + STM32_GPIOS_PER_BANK); debug("%s, addr = 0x%p, bank_name = %s\n", __func__, (u32 *)priv->regs, uc_priv->bank_name); |