1 files changed, 0 insertions, 58 deletions
diff --git a/openpcd/firmware/src/picc/poti.c b/openpcd/firmware/src/picc/poti.c
deleted file mode 100644
index 2cc8e5c..0000000
--- a/openpcd/firmware/src/picc/poti.c
+++ /dev/null
@@ -1,58 +0,0 @@
-/* SPI Potentiometer AD 7367 Driver for OpenPICC
- * (C) by Harald Welte <hwelte@hmw-consulting.de>
- */
-
-#include <sys/types.h>
-#include <lib_AT91SAM7.h>
-#include "../openpcd.h"
-
-static const AT91PS_SPI spi = AT91C_BASE_SPI;
-
-void poti_comp_carr(u_int8_t position)
-{
-	volatile int i;
-
-	while (!(spi->SPI_SR & AT91C_SPI_TDRE)) { }
-	AT91F_PIO_ClearOutput(AT91C_BASE_PIOA, OPENPICC_PIO_SS2_DT_THRESH);
-	//for (i = 0; i < 0xff; i++) { }
-	/* shift one left, since it is a seven-bit value written as 8 bit xfer */
-	spi->SPI_TDR = position & 0x7f;
-	while (!(spi->SPI_SR & AT91C_SPI_TDRE)) { }
-	for (i = 0; i < 0xff; i++) { }
-	AT91F_PIO_SetOutput(AT91C_BASE_PIOA, OPENPICC_PIO_SS2_DT_THRESH);
-}
-
-void poti_reset(void)
-{
-	volatile int i;
-	AT91F_PIO_ClearOutput(AT91C_BASE_PIOA, OPENPICC_PIO_nSLAVE_RESET);
-	for (i = 0; i < 0xff; i++) { }
-	AT91F_PIO_SetOutput(AT91C_BASE_PIOA, OPENPICC_PIO_nSLAVE_RESET);
-}
-
-void poti_init(void)
-{
-	AT91F_SPI_CfgPMC();
-	AT91F_PIO_CfgPeriph(AT91C_BASE_PIOA, 
-			    AT91C_PA13_MOSI | AT91C_PA14_SPCK, 0);
-
-	AT91F_PIO_CfgOutput(AT91C_BASE_PIOA, OPENPICC_PIO_SS2_DT_THRESH);
-	AT91F_PIO_SetOutput(AT91C_BASE_PIOA, OPENPICC_PIO_SS2_DT_THRESH);
-
-	AT91F_PIO_CfgOutput(AT91C_BASE_PIOA, OPENPICC_PIO_nSLAVE_RESET);
-	poti_reset();
-
-#if 0
-	AT91F_AIC_ConfigureIt(AT91C_BASE_AIC, AT91C_ID_SPI,
-			      OPENPCD_IRQ_PRIO_SPI,
-			      AT91C_AIC_SRCTYPE_INT_HIGH_LEVEL, &spi_irq);
-	AT91G_AIC_EnableIt(AT9C_BASE_AIC, AT91C_ID_SPI);
-#endif
-	AT91F_SPI_CfgMode(spi, AT91C_SPI_MSTR | 
-			  AT91C_SPI_PS_FIXED | AT91C_SPI_MODFDIS);
-	/* CPOL = 0, NCPHA = 1, CSAAT = 0, BITS = 0000, SCBR = 13 (3.69MHz),
-	 * DLYBS = 6 (125nS), DLYBCT = 0 */
-	AT91F_SPI_CfgCs(spi, 0, AT91C_SPI_BITS_8 | AT91C_SPI_NCPHA |
-			(13 << 8) | (6 << 16));
-	AT91F_SPI_Enable(spi);
-}