summaryrefslogtreecommitdiff
path: root/include/at91rm9200_i2c.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/at91rm9200_i2c.h')
-rw-r--r--include/at91rm9200_i2c.h114
1 files changed, 0 insertions, 114 deletions
diff --git a/include/at91rm9200_i2c.h b/include/at91rm9200_i2c.h
deleted file mode 100644
index 4866606..0000000
--- a/include/at91rm9200_i2c.h
+++ /dev/null
@@ -1,114 +0,0 @@
-/* ---------------------------------------------------------------------------- */
-/* ATMEL Microcontroller Software Support - ROUSSET - */
-/* ---------------------------------------------------------------------------- */
-/* The software is delivered "AS IS" without warranty or condition of any */
-/* kind, either express, implied or statutory. This includes without */
-/* limitation any warranty or condition with respect to merchantability or */
-/* fitness for any particular purpose, or against the infringements of */
-/* intellectual property rights of others. */
-/* ---------------------------------------------------------------------------- */
-/* File Name : at91rm9200_i2c.h */
-/* Object : AT91RM9200 / TWI definitions */
-/* Generated : AT91 SW Application Group 12/03/2002 (10:48:02) */
-/* */
-/* ---------------------------------------------------------------------------- */
-
-#ifndef AT91RM9200_TWI_H
-#define AT91RM9200_TWI_H
-
-/* ******************************************************************************/
-/* SOFTWARE API DEFINITION FOR Two-wire Interface */
-/* ******************************************************************************/
-#ifndef __ASSEMBLY__
-
-typedef struct _AT91S_TWI {
- AT91_REG TWI_CR; /* Control Register */
- AT91_REG TWI_MMR; /* Master Mode Register */
- AT91_REG TWI_SMR; /* Slave Mode Register */
- AT91_REG TWI_IADR; /* Internal Address Register */
- AT91_REG TWI_CWGR; /* Clock Waveform Generator Register */
- AT91_REG Reserved0[3];
- AT91_REG TWI_SR; /* Status Register */
- AT91_REG TWI_IER; /* Interrupt Enable Register */
- AT91_REG TWI_IDR; /* Interrupt Disable Register */
- AT91_REG TWI_IMR; /* Interrupt Mask Register */
- AT91_REG TWI_RHR; /* Receive Holding Register */
- AT91_REG TWI_THR; /* Transmit Holding Register */
- AT91_REG Reserved1[50];
- AT91_REG TWI_RPR; /* Receive Pointer Register */
- AT91_REG TWI_RCR; /* Receive Counter Register */
- AT91_REG TWI_TPR; /* Transmit Pointer Register */
- AT91_REG TWI_TCR; /* Transmit Counter Register */
- AT91_REG TWI_RNPR; /* Receive Next Pointer Register */
- AT91_REG TWI_RNCR; /* Receive Next Counter Register */
- AT91_REG TWI_TNPR; /* Transmit Next Pointer Register */
- AT91_REG TWI_TNCR; /* Transmit Next Counter Register */
- AT91_REG TWI_PTCR; /* PDC Transfer Control Register */
- AT91_REG TWI_PTSR; /* PDC Transfer Status Register */
-} AT91S_TWI, *AT91PS_TWI;
-
-#endif
-
-/* -------- TWI_CR : (TWI Offset: 0x0) TWI Control Register -------- */
-#define AT91C_TWI_START (0x1 << 0) /* (TWI) Send a START Condition */
-#define AT91C_TWI_STOP (0x1 << 1) /* (TWI) Send a STOP Condition */
-#define AT91C_TWI_MSEN (0x1 << 2) /* (TWI) TWI Master Transfer Enabled */
-#define AT91C_TWI_MSDIS (0x1 << 3) /* (TWI) TWI Master Transfer Disabled */
-#define AT91C_TWI_SVEN (0x1 << 4) /* (TWI) TWI Slave Transfer Enabled */
-#define AT91C_TWI_SVDIS (0x1 << 5) /* (TWI) TWI Slave Transfer Disabled */
-#define AT91C_TWI_SWRST (0x1 << 7) /* (TWI) Software Reset */
-/* -------- TWI_MMR : (TWI Offset: 0x4) TWI Master Mode Register -------- */
-#define AT91C_TWI_IADRSZ (0x3 << 8) /* (TWI) Internal Device Address Size */
-#define AT91C_TWI_IADRSZ_NO (0x0 << 8) /* (TWI) No internal device address */
-#define AT91C_TWI_IADRSZ_1_BYTE (0x1 << 8) /* (TWI) One-byte internal device address */
-#define AT91C_TWI_IADRSZ_2_BYTE (0x2 << 8) /* (TWI) Two-byte internal device address */
-#define AT91C_TWI_IADRSZ_3_BYTE (0x3 << 8) /* (TWI) Three-byte internal device address */
-#define AT91C_TWI_MREAD (0x1 << 12) /* (TWI) Master Read Direction */
-#define AT91C_TWI_DADR (0x7F << 6) /* (TWI) Device Address */
-/* -------- TWI_SMR : (TWI Offset: 0x8) TWI Slave Mode Register -------- */
-#define AT91C_TWI_SADR (0x7F << 16) /* (TWI) Slave Device Address */
-/* -------- TWI_CWGR : (TWI Offset: 0x10) TWI Clock Waveform Generator Register -------- */
-#define AT91C_TWI_CLDIV (0xFF << 0) /* (TWI) Clock Low Divider */
-#define AT91C_TWI_CHDIV (0xFF << 8) /* (TWI) Clock High Divider */
-#define AT91C_TWI_CKDIV (0x7 << 16) /* (TWI) Clock Divider */
-/* -------- TWI_SR : (TWI Offset: 0x20) TWI Status Register -------- */
-#define AT91C_TWI_TXCOMP (0x1 << 0) /* (TWI) Transmission Completed */
-#define AT91C_TWI_RXRDY (0x1 << 1) /* (TWI) Receive holding register ReaDY */
-#define AT91C_TWI_TXRDY (0x1 << 2) /* (TWI) Transmit holding register ReaDY*/
-#define AT91C_TWI_SVREAD (0x1 << 3) /* (TWI) Slave Read */
-#define AT91C_TWI_SVACC (0x1 << 4) /* (TWI) Slave Access */
-#define AT91C_TWI_GCACC (0x1 << 5) /* (TWI) General Call Access */
-#define AT91C_TWI_OVRE (0x1 << 6) /* (TWI) Overrun Error */
-#define AT91C_TWI_UNRE (0x1 << 7) /* (TWI) Underrun Error */
-#define AT91C_TWI_NACK (0x1 << 8) /* (TWI) Not Acknowledged */
-#define AT91C_TWI_ARBLST (0x1 << 9) /* (TWI) Arbitration Lost */
-/* -------- TWI_IER : (TWI Offset: 0x24) TWI Interrupt Enable Register -------- */
-/* -------- TWI_IDR : (TWI Offset: 0x28) TWI Interrupt Disable Register ------- */
-/* -------- TWI_IMR : (TWI Offset: 0x2c) TWI Interrupt Mask Register -------- */
-
-/*
- i2c Support for Atmel's AT91RM9200 Two-Wire Interface
-
- (c) Rick Bronson
-
- * SPDX-License-Identifier: GPL-2.0+
-*/
-
-#ifndef AT91_I2C_H
-#define AT91_I2C_H
-
-#define AT91C_TWI_CLOCK 100000
-#define AT91C_TWI_SCLOCK (10 * AT91C_MASTER_CLOCK / AT91C_TWI_CLOCK)
-#define AT91C_TWI_CKDIV1 (2 << 16) /* TWI clock divider. NOTE: see Errata #22 */
-
-#if (AT91C_TWI_SCLOCK % 10) >= 5
-#define AT91C_TWI_CLDIV2 ((AT91C_TWI_SCLOCK / 10) - 5)
-#else
-#define AT91C_TWI_CLDIV2 ((AT91C_TWI_SCLOCK / 10) - 6)
-#endif
-#define AT91C_TWI_CLDIV3 ((AT91C_TWI_CLDIV2 + (4 - AT91C_TWI_CLDIV2 % 4)) >> 2)
-
-#define AT91C_EEPROM_I2C_ADDRESS (0x50 << 16)
-
-#endif /* __ASSEMBLY__ */
-#endif /* AT91RM9200_TWI_H */