nios2: remove epled driver

The epled driver was replaced by altera_pio and gpio_led.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>

board/altera/common/epled.c

-/*
- * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
- * Scott McNutt <smcnutt@psyent.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <asm/io.h>
-#include <nios2-io.h>
-#include <status_led.h>
-
-/* The LED port is configured as output only, so we
- * must track the state manually.
- */
-static led_id_t val = 0;
-
-void __led_init (led_id_t mask, int state)
-{
-	nios_pio_t *pio = (nios_pio_t *)CONFIG_SYS_LEDPIO_ADDR;
-
-	if (state == STATUS_LED_ON)
-		val &= ~mask;
-	else
-		val |= mask;
-	writel (val, &pio->data);
-}
-
-void __led_set (led_id_t mask, int state)
-{
-	nios_pio_t *pio = (nios_pio_t *)CONFIG_SYS_LEDPIO_ADDR;
-
-	if (state == STATUS_LED_ON)
-		val &= ~mask;
-	else
-		val |= mask;
-	writel (val, &pio->data);
-}
-
-void __led_toggle (led_id_t mask)
-{
-	nios_pio_t *pio = (nios_pio_t *)CONFIG_SYS_LEDPIO_ADDR;
-
-	val ^= mask;
-	writel (val, &pio->data);
-}

board/altera/nios2-generic/Makefile

@@ -8,5 +8,4 @@
 
 obj-y	:= nios2-generic.o
 obj-$(CONFIG_CMD_IDE) += ../common/cfide.o
-obj-$(CONFIG_EPLED) += ../common/epled.o
 obj-y	+= text_base.o