+// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2017, STMicroelectronics - All Rights Reserved
* Author(s): Vikas Manocha, <vikas.manocha@st.com> for STMicroelectronics.
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#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);
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);