summaryrefslogtreecommitdiff
path: root/board/micronas/vct/gpio.c
diff options
context:
space:
mode:
Diffstat (limited to 'board/micronas/vct/gpio.c')
-rw-r--r--board/micronas/vct/gpio.c74
1 files changed, 0 insertions, 74 deletions
diff --git a/board/micronas/vct/gpio.c b/board/micronas/vct/gpio.c
deleted file mode 100644
index 776bb2d91c..0000000000
--- a/board/micronas/vct/gpio.c
+++ /dev/null
@@ -1,74 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * (C) Copyright 2008 Stefan Roese <sr@denx.de>, DENX Software Engineering
- */
-
-#include <common.h>
-#include <asm/io.h>
-#include "vct.h"
-
-/*
- * Find out to which of the 2 gpio modules the pin specified in the
- * argument belongs:
- * GPIO_MODULE yields 0 for pins 0 to 31,
- * 1 for pins 32 to 63
- */
-#define GPIO_MODULE(pin) ((pin) >> 5)
-
-/*
- * Bit position within a 32-bit peripheral register (where every
- * bit is one bitslice)
- */
-#define MASK(pin) (1 << ((pin) & 0x1F))
-#define BASE_ADDR(mod) module_base[mod]
-
-/*
- * Lookup table for transforming gpio module number 0 to 2 to
- * address offsets
- */
-static u32 module_base[] = {
- GPIO1_BASE,
- GPIO2_BASE
-};
-
-static void clrsetbits(u32 addr, u32 and_mask, u32 or_mask)
-{
- reg_write(addr, (reg_read(addr) & ~and_mask) | or_mask);
-}
-
-int vct_gpio_dir(int pin, int dir)
-{
- u32 gpio_base;
-
- gpio_base = BASE_ADDR(GPIO_MODULE(pin));
-
- if (dir == 0)
- clrsetbits(GPIO_SWPORTA_DDR(gpio_base), MASK(pin), 0);
- else
- clrsetbits(GPIO_SWPORTA_DDR(gpio_base), 0, MASK(pin));
-
- return 0;
-}
-
-void vct_gpio_set(int pin, int val)
-{
- u32 gpio_base;
-
- gpio_base = BASE_ADDR(GPIO_MODULE(pin));
-
- if (val == 0)
- clrsetbits(GPIO_SWPORTA_DR(gpio_base), MASK(pin), 0);
- else
- clrsetbits(GPIO_SWPORTA_DR(gpio_base), 0, MASK(pin));
-}
-
-int vct_gpio_get(int pin)
-{
- u32 gpio_base;
- u32 value;
-
- gpio_base = BASE_ADDR(GPIO_MODULE(pin));
- value = reg_read(GPIO_EXT_PORTA(gpio_base));
-
- return ((value & MASK(pin)) ? 1 : 0);
-}