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-rw-r--r--board/altera/common/sevenseg.c204
1 files changed, 0 insertions, 204 deletions
diff --git a/board/altera/common/sevenseg.c b/board/altera/common/sevenseg.c
deleted file mode 100644
index 1f22c8524a..0000000000
--- a/board/altera/common/sevenseg.c
+++ /dev/null
@@ -1,204 +0,0 @@
-/*
- * (C) Copyright 2003, Li-Pro.Net <www.li-pro.net>
- * Stephan Linz <linz@li-pro.net>
- *
- * SPDX-License-Identifier: GPL-2.0+
- *
- * common/sevenseg.c
- *
- * NIOS PIO based seven segment led support functions
- */
-
-#include <common.h>
-#include <nios-io.h>
-
-#ifdef CONFIG_SEVENSEG
-
-#define SEVENDEG_MASK_DP ((SEVENSEG_DIGIT_DP << 8) | SEVENSEG_DIGIT_DP)
-
-#ifdef SEVENSEG_WRONLY /* emulate read access */
-#if (SEVENSEG_ACTIVE == 0)
-static unsigned int sevenseg_portval = ~0;
-#else
-static unsigned int sevenseg_portval = 0;
-#endif
-#endif
-
-static int sevenseg_init_done = 0;
-
-static inline void __sevenseg_set_masked (unsigned int mask, int value)
-{
- nios_pio_t *piop __attribute__((unused)) = (nios_pio_t*)SEVENSEG_BASE;
-
-#ifdef SEVENSEG_WRONLY /* emulate read access */
-
-#if (SEVENSEG_ACTIVE == 0)
- if (value)
- sevenseg_portval &= ~mask;
- else
- sevenseg_portval |= mask;
-#else
- if (value)
- sevenseg_portval |= mask;
- else
- sevenseg_portval &= ~mask;
-#endif
-
- piop->data = sevenseg_portval;
-
-#else /* !SEVENSEG_WRONLY */
-
-#if (SEVENSEG_ACTIVE == 0)
- if (value)
- piop->data &= ~mask;
- else
- piop->data |= mask;
-#else
- if (value)
- piop->data |= mask;
- else
- piop->data &= ~mask;
-#endif
-
-#endif /* SEVENSEG_WRONLY */
-}
-
-static inline void __sevenseg_toggle_masked (unsigned int mask)
-{
- nios_pio_t *piop = (nios_pio_t*)SEVENSEG_BASE;
-
-#ifdef SEVENSEG_WRONLY /* emulate read access */
-
- sevenseg_portval ^= mask;
- piop->data = sevenseg_portval;
-
-#else /* !SEVENSEG_WRONLY */
-
- piop->data ^= mask;
-
-#endif /* SEVENSEG_WRONLY */
-}
-
-static inline void __sevenseg_set (unsigned int value)
-{
- nios_pio_t *piop __attribute__((unused)) = (nios_pio_t*)SEVENSEG_BASE;
-
-#ifdef SEVENSEG_WRONLY /* emulate read access */
-
-#if (SEVENSEG_ACTIVE == 0)
- sevenseg_portval = (sevenseg_portval & SEVENDEG_MASK_DP)
- | ((~value) & (~SEVENDEG_MASK_DP));
-#else
- sevenseg_portval = (sevenseg_portval & SEVENDEG_MASK_DP)
- | (value);
-#endif
-
- piop->data = sevenseg_portval;
-
-#else /* !SEVENSEG_WRONLY */
-
-#if (SEVENSEG_ACTIVE == 0)
- piop->data = (piop->data & SEVENDEG_MASK_DP)
- | ((~value) & (~SEVENDEG_MASK_DP));
-#else
- piop->data = (piop->data & SEVENDEG_MASK_DP)
- | (value);
-#endif
-
-#endif /* SEVENSEG_WRONLY */
-}
-
-static inline void __sevenseg_init (void)
-{
- nios_pio_t *piop __attribute__((unused)) = (nios_pio_t*)SEVENSEG_BASE;
-
- __sevenseg_set(0);
-
-#ifndef SEVENSEG_WRONLY /* setup direction */
-
- piop->direction |= mask;
-
-#endif /* SEVENSEG_WRONLY */
-}
-
-
-void sevenseg_set(int value)
-{
- unsigned char digits[] = {
- SEVENSEG_DIGITS_0,
- SEVENSEG_DIGITS_1,
- SEVENSEG_DIGITS_2,
- SEVENSEG_DIGITS_3,
- SEVENSEG_DIGITS_4,
- SEVENSEG_DIGITS_5,
- SEVENSEG_DIGITS_6,
- SEVENSEG_DIGITS_7,
- SEVENSEG_DIGITS_8,
- SEVENSEG_DIGITS_9,
- SEVENSEG_DIGITS_A,
- SEVENSEG_DIGITS_B,
- SEVENSEG_DIGITS_C,
- SEVENSEG_DIGITS_D,
- SEVENSEG_DIGITS_E,
- SEVENSEG_DIGITS_F
- };
-
- if (!sevenseg_init_done) {
- __sevenseg_init();
- sevenseg_init_done++;
- }
-
- switch (value & SEVENSEG_MASK_CTRL) {
-
- case SEVENSEG_RAW:
- __sevenseg_set( (
- (digits[((value & SEVENSEG_MASK_VAL) >> 4)] << 8) |
- digits[((value & SEVENSEG_MASK_VAL) & 0xf)] ) );
- return;
- break; /* paranoia */
-
- case SEVENSEG_OFF:
- __sevenseg_set(0);
- __sevenseg_set_masked(SEVENDEG_MASK_DP, 0);
- return;
- break; /* paranoia */
-
- case SEVENSEG_SET_DPL:
- __sevenseg_set_masked(SEVENSEG_DIGIT_DP, 1);
- return;
- break; /* paranoia */
-
- case SEVENSEG_SET_DPH:
- __sevenseg_set_masked((SEVENSEG_DIGIT_DP << 8), 1);
- return;
- break; /* paranoia */
-
- case SEVENSEG_RES_DPL:
- __sevenseg_set_masked(SEVENSEG_DIGIT_DP, 0);
- return;
- break; /* paranoia */
-
- case SEVENSEG_RES_DPH:
- __sevenseg_set_masked((SEVENSEG_DIGIT_DP << 8), 0);
- return;
- break; /* paranoia */
-
- case SEVENSEG_TOG_DPL:
- __sevenseg_toggle_masked(SEVENSEG_DIGIT_DP);
- return;
- break; /* paranoia */
-
- case SEVENSEG_TOG_DPH:
- __sevenseg_toggle_masked((SEVENSEG_DIGIT_DP << 8));
- return;
- break; /* paranoia */
-
- case SEVENSEG_LO:
- case SEVENSEG_HI:
- case SEVENSEG_STR:
- default:
- break;
- }
-}
-
-#endif /* CONFIG_SEVENSEG */