LXR uboot/arch/arm/mach-mvebu/gpio.c

   1// SPDX-License-Identifier: GPL-2.0+
   2/*
   3 * (C) Copyright 2009
   4 * Marvell Semiconductor <www.marvell.com>
   5 * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
   6 */
   7
   8#include <common.h>
   9#include <asm/io.h>
  10#include <asm/arch/cpu.h>
  11#include <asm/arch/soc.h>
  12
  13/*
  14 * mvebu_config_gpio - GPIO configuration
  15 */
  16void mvebu_config_gpio(u32 gpp0_oe_val, u32 gpp1_oe_val,
  17                       u32 gpp0_oe, u32 gpp1_oe)
  18{
  19        struct kwgpio_registers *gpio0reg =
  20                (struct kwgpio_registers *)MVEBU_GPIO0_BASE;
  21        struct kwgpio_registers *gpio1reg =
  22                (struct kwgpio_registers *)MVEBU_GPIO1_BASE;
  23
  24        /* Init GPIOS to default values as per board requirement */
  25        writel(gpp0_oe_val, &gpio0reg->dout);
  26        writel(gpp1_oe_val, &gpio1reg->dout);
  27        writel(gpp0_oe, &gpio0reg->oe);
  28        writel(gpp1_oe, &gpio1reg->oe);
  29}
  30