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mpc83xx: Update 83xx to use fsl_i2c.c

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Update the 83xx tree to use I2C support in drivers/fsl_i2c.c.  Delete
cpu/mpc83xx/i2c.c, include/asm-ppc/i2c.h, and all references to those files.
Added multiple I2C bus support to fsl_i2c.c.

Signed-off-by: Timur Tabi <timur@freescale.com>
This commit is contained in:
Timur Tabi
2006-11-03 19:15:00 -06:00
committed by Kim Phillips
parent d239d74b1c
commit be5e61815d
15 changed files with 159 additions and 616 deletions
Download Patch File Download Diff File Expand all files Collapse all files

100
include/asm-ppc/i2c.h
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@@ -1,100 +0,0 @@
/*
* Freescale I2C Controller
*
* This software may be used and distributed according to the
* terms of the GNU Public License, Version 2, incorporated
* herein by reference.
*
* Copyright 2004 Freescale Semiconductor.
* (C) Copyright 2003, Motorola, Inc.
* author: Eran Liberty (liberty@freescale.com)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef _ASM_I2C_H_
#define _ASM_I2C_H_
#include <asm/types.h>
typedef struct i2c
{
u8 adr; /**< I2C slave address */
#define I2C_ADR 0xFE
#define I2C_ADR_SHIFT 1
#define I2C_ADR_RES ~(I2C_ADR)
u8 res0[3];
u8 fdr; /**< I2C frequency divider register */
#define IC2_FDR 0x3F
#define IC2_FDR_SHIFT 0
#define IC2_FDR_RES ~(IC2_FDR)
u8 res1[3];
u8 cr; /**< I2C control redister */
#define I2C_CR_MEN 0x80
#define I2C_CR_MIEN 0x40
#define I2C_CR_MSTA 0x20
#define I2C_CR_MTX 0x10
#define I2C_CR_TXAK 0x08
#define I2C_CR_RSTA 0x04
#define I2C_CR_BCST 0x01
u8 res2[3];
u8 sr; /**< I2C status register */
#define I2C_SR_MCF 0x80
#define I2C_SR_MAAS 0x40
#define I2C_SR_MBB 0x20
#define I2C_SR_MAL 0x10
#define I2C_SR_BCSTM 0x08
#define I2C_SR_SRW 0x04
#define I2C_SR_MIF 0x02
#define I2C_SR_RXAK 0x01
u8 res3[3];
u8 dr; /**< I2C data register */
#define I2C_DR 0xFF
#define I2C_DR_SHIFT 0
#define I2C_DR_RES ~(I2C_DR)
u8 res4[3];
u8 dfsrr; /**< I2C digital filter sampling rate register */
#define I2C_DFSRR 0x3F
#define I2C_DFSRR_SHIFT 0
#define I2C_DFSRR_RES ~(I2C_DR)
u8 res5[3];
u8 res6[0xE8];
} i2c_t;
#ifndef CFG_HZ
#error CFG_HZ is not defined in /include/configs/${BOARD}.h
#endif
#define I2C_TIMEOUT (CFG_HZ/4)
#ifndef CFG_IMMR
#error CFG_IMMR is not defined in /include/configs/${BOARD}.h
#endif
#ifndef CFG_I2C_OFFSET
#error CFG_I2C_OFFSET is not defined in /include/configs/${BOARD}.h
#endif
#define I2C_1 ((i2c_t*)(CFG_IMMR + CFG_I2C_OFFSET))
/* Optional support for second I2C bus */
#ifdef CFG_I2C2_OFFSET
#define I2C_2 ((i2c_t*)(CFG_IMMR + CFG_I2C2_OFFSET))
#endif /* CFG_I2C2_OFFSET */
#define I2C_READ 1
#define I2C_WRITE 0
#endif /* _ASM_I2C_H_ */

4
include/asm-ppc/immap_83xx.h
View File

@@ -39,7 +39,7 @@
#include <config.h>
#include <asm/types.h>
#include <asm/i2c.h>
#include <asm/fsl_i2c.h>
/*
* Local Access Window.
@@ -2007,7 +2007,7 @@ typedef struct immap {
qesba83xx_t qesba; /* QE Secondary Bus Access Windows */
#endif
ddr83xx_t ddr; /* DDR Memory Controller Memory */
i2c_t i2c[2]; /* I2C1 Controller */
fsl_i2c_t i2c[2]; /* I2C Controllers */
u8 res2[0x1300];
duart83xx_t duart[2]; /* DUART */
#if defined (CONFIG_MPC8349)

1
include/configs/MPC8349EMDS.h
View File

@@ -335,6 +335,7 @@
/* I2C */
#define CONFIG_HARD_I2C /* I2C with hardware support*/
#undef CONFIG_SOFT_I2C /* I2C bit-banged */
#define CONFIG_FSL_I2C
#define CONFIG_I2C_MULTI_BUS
#define CONFIG_I2C_CMD_TREE
#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */

49
include/configs/MPC8349ITX.h
View File

@@ -41,14 +41,14 @@
Align. Board
Bus Addr Part No. Description Length Location
----------------------------------------------------------------
I2C1 0x50 M24256-BWMN6P Board EEPROM 2 U64
I2C0 0x50 M24256-BWMN6P Board EEPROM 2 U64
I2C2 0x20 PCF8574 I2C Expander 0 U8
I2C2 0x21 PCF8574 I2C Expander 0 U10
I2C2 0x38 PCF8574A I2C Expander 0 U8
I2C2 0x39 PCF8574A I2C Expander 0 U10
I2C2 0x51 (DDR) DDR EEPROM 1 U1
I2C2 0x68 DS1339 RTC 1 U68
I2C1 0x20 PCF8574 I2C Expander 0 U8
I2C1 0x21 PCF8574 I2C Expander 0 U10
I2C1 0x38 PCF8574A I2C Expander 0 U8
I2C1 0x39 PCF8574A I2C Expander 0 U10
I2C1 0x51 (DDR) DDR EEPROM 1 U1
I2C1 0x68 DS1339 RTC 1 U68
Note that a given board has *either* a pair of 8574s or a pair of 8574As.
*/
@@ -77,19 +77,20 @@
#define CONFIG_MISC_INIT_F
#define CONFIG_MISC_INIT_R
#define CONFIG_FSL_I2C
#define CONFIG_I2C_MULTI_BUS
#define CONFIG_I2C_CMD_TREE
#define CFG_I2C_OFFSET 0x3000
#define CFG_I2C2_OFFSET 0x3100
#define CFG_SPD_BUS_NUM 2
#define CFG_SPD_BUS_NUM 1 /* The I2C bus for SPD */
#define CFG_I2C_8574_ADDR1 0x20 /* I2C2, PCF8574 */
#define CFG_I2C_8574_ADDR2 0x21 /* I2C2, PCF8574 */
#define CFG_I2C_8574A_ADDR1 0x38 /* I2C2, PCF8574A */
#define CFG_I2C_8574A_ADDR2 0x39 /* I2C2, PCF8574A */
#define CFG_I2C_EEPROM_ADDR 0x50 /* I2C1, Board EEPROM */
#define CFG_I2C_RTC_ADDR 0x68 /* I2C2, DS1339 RTC*/
#define SPD_EEPROM_ADDRESS 0x51 /* I2C2, DDR */
#define CFG_I2C_8574_ADDR1 0x20 /* I2C1, PCF8574 */
#define CFG_I2C_8574_ADDR2 0x21 /* I2C1, PCF8574 */
#define CFG_I2C_8574A_ADDR1 0x38 /* I2C1, PCF8574A */
#define CFG_I2C_8574A_ADDR2 0x39 /* I2C1, PCF8574A */
#define CFG_I2C_EEPROM_ADDR 0x50 /* I2C0, Board EEPROM */
#define CFG_I2C_RTC_ADDR 0x68 /* I2C1, DS1339 RTC*/
#define SPD_EEPROM_ADDRESS 0x51 /* I2C1, DDR */
#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
#define CFG_I2C_SLAVE 0x7F
@@ -175,6 +176,7 @@
#define CFG_FLASH_CFI_DRIVER /* use the CFI driver */
#define CFG_FLASH_BASE 0xFE000000 /* start of FLASH */
#define CFG_FLASH_SIZE 16 /* FLASH size in MB */
#define CFG_FLASH_EMPTY_INFO
#define CFG_BR0_PRELIM (CFG_FLASH_BASE | BR_PS_16 | BR_V)
#define CFG_OR0_PRELIM ((~(CFG_FLASH_SIZE - 1) << 20) | OR_UPM_XAM | \
@@ -610,7 +612,7 @@
#define CFG_SPCR_TSEC1EP 3 /* TSEC1 emergency priority (0-3) */
#define CFG_SPCR_TSEC2EP 3 /* TSEC2 emergency priority (0-3) */
#define CFG_SCCR_TSEC1CM 1 /* TSEC1 clock mode (0-3) */
#define CFG_SCCR_TSEC2CM 1 /* TSEC2 & I2C1 clock mode (0-3) */
#define CFG_SCCR_TSEC2CM 1 /* TSEC2 & I2C0 clock mode (0-3) */
#define CFG_ACR_RPTCNT 3 /* Arbiter repeat count */
/* System IO Config */
@@ -708,6 +710,19 @@
#define CONFIG_ETH1ADDR 00:E0:0C:00:8C:02
#endif
#if 1
#define CONFIG_IPADDR 10.82.19.159
#define CONFIG_SERVERIP 10.82.48.106
#define CONFIG_GATEWAYIP 10.82.19.254
#define CONFIG_NETMASK 255.255.252.0
#define CONFIG_NETDEV eth0
#define CONFIG_HOSTNAME mpc8349emitx
#define CONFIG_ROOTPATH /nfsroot0/u/timur/itx-ltib/rootfs
#define CONFIG_BOOTFILE timur/uImage
#define CONFIG_UBOOTPATH timur/u-boot.bin
#else
#define CONFIG_IPADDR 192.168.1.253
#define CONFIG_SERVERIP 192.168.1.1
#define CONFIG_GATEWAYIP 192.168.1.1
@@ -719,6 +734,8 @@
#define CONFIG_BOOTFILE uImage
#define CONFIG_UBOOTPATH u-boot.bin
#endif
#define CONFIG_UBOOTSTART fe700000
#define CONFIG_UBOOTEND fe77ffff

3
include/configs/MPC8360EMDS.h
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@@ -330,7 +330,8 @@
/* I2C */
#define CONFIG_HARD_I2C /* I2C with hardware support */
#undef CONFIG_SOFT_I2C /* I2C bit-banged */
#define CFG_I2C_SPEED 0x3F /* I2C speed and slave address */
#define CONFIG_FSL_I2C
#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
#define CFG_I2C_SLAVE 0x7F
#define CFG_I2C_NOPROBES {0x52} /* Don't probe these addrs */
#define CFG_I2C_OFFSET 0x3000

1
include/configs/TQM834x.h
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@@ -218,6 +218,7 @@ extern int tqm834x_num_flash_banks;
*/
#define CONFIG_HARD_I2C /* I2C with hardware support */
#undef CONFIG_SOFT_I2C /* I2C bit-banged */
#define CONFIG_FSL_I2C
#define CFG_I2C_SPEED 400000 /* I2C speed: 400KHz */
#define CFG_I2C_SLAVE 0x7F /* slave address */
#define CFG_I2C_OFFSET 0x3000