diff options
Diffstat (limited to 'arch/arm/cpu/arm920t/imx/generic.c')
-rw-r--r-- | arch/arm/cpu/arm920t/imx/generic.c | 76 |
1 files changed, 0 insertions, 76 deletions
diff --git a/arch/arm/cpu/arm920t/imx/generic.c b/arch/arm/cpu/arm920t/imx/generic.c deleted file mode 100644 index dbb908ecdcb..00000000000 --- a/arch/arm/cpu/arm920t/imx/generic.c +++ /dev/null @@ -1,76 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * arch/arm/mach-imx/generic.c - * - * author: Sascha Hauer - * Created: april 20th, 2004 - * Copyright: Synertronixx GmbH - * - * Common code for i.MX machines - */ - -#include <common.h> - -#ifdef CONFIG_IMX - -#include <asm/arch/imx-regs.h> - -void imx_gpio_mode(int gpio_mode) -{ - unsigned int pin = gpio_mode & GPIO_PIN_MASK; - unsigned int port = (gpio_mode & GPIO_PORT_MASK) >> 5; - unsigned int ocr = (gpio_mode & GPIO_OCR_MASK) >> 10; - unsigned int tmp; - - /* Pullup enable */ - if(gpio_mode & GPIO_PUEN) - PUEN(port) |= (1<<pin); - else - PUEN(port) &= ~(1<<pin); - - /* Data direction */ - if(gpio_mode & GPIO_OUT) - DDIR(port) |= 1<<pin; - else - DDIR(port) &= ~(1<<pin); - - /* Primary / alternate function */ - if(gpio_mode & GPIO_AF) - GPR(port) |= (1<<pin); - else - GPR(port) &= ~(1<<pin); - - /* use as gpio? */ - if( ocr == 3 ) - GIUS(port) |= (1<<pin); - else - GIUS(port) &= ~(1<<pin); - - /* Output / input configuration */ - /* FIXME: I'm not very sure about OCR and ICONF, someone - * should have a look over it - */ - if(pin<16) { - tmp = OCR1(port); - tmp &= ~( 3<<(pin*2)); - tmp |= (ocr << (pin*2)); - OCR1(port) = tmp; - - if( gpio_mode & GPIO_AOUT ) - ICONFA1(port) &= ~( 3<<(pin*2)); - if( gpio_mode & GPIO_BOUT ) - ICONFB1(port) &= ~( 3<<(pin*2)); - } else { - tmp = OCR2(port); - tmp &= ~( 3<<((pin-16)*2)); - tmp |= (ocr << ((pin-16)*2)); - OCR2(port) = tmp; - - if( gpio_mode & GPIO_AOUT ) - ICONFA2(port) &= ~( 3<<((pin-16)*2)); - if( gpio_mode & GPIO_BOUT ) - ICONFB2(port) &= ~( 3<<((pin-16)*2)); - } -} - -#endif /* CONFIG_IMX */ |