diff options
Diffstat (limited to 'roms/u-boot/arch/arm/mach-mvebu/gpio.c')
-rw-r--r-- | roms/u-boot/arch/arm/mach-mvebu/gpio.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/roms/u-boot/arch/arm/mach-mvebu/gpio.c b/roms/u-boot/arch/arm/mach-mvebu/gpio.c new file mode 100644 index 000000000..1d1e3df8b --- /dev/null +++ b/roms/u-boot/arch/arm/mach-mvebu/gpio.c @@ -0,0 +1,29 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * (C) Copyright 2009 + * Marvell Semiconductor <www.marvell.com> + * Written-by: Prafulla Wadaskar <prafulla@marvell.com> + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/cpu.h> +#include <asm/arch/soc.h> + +/* + * mvebu_config_gpio - GPIO configuration + */ +void mvebu_config_gpio(u32 gpp0_oe_val, u32 gpp1_oe_val, + u32 gpp0_oe, u32 gpp1_oe) +{ + struct kwgpio_registers *gpio0reg = + (struct kwgpio_registers *)MVEBU_GPIO0_BASE; + struct kwgpio_registers *gpio1reg = + (struct kwgpio_registers *)MVEBU_GPIO1_BASE; + + /* Init GPIOS to default values as per board requirement */ + writel(gpp0_oe_val, &gpio0reg->dout); + writel(gpp1_oe_val, &gpio1reg->dout); + writel(gpp0_oe, &gpio0reg->oe); + writel(gpp1_oe, &gpio1reg->oe); +} |