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dm: ppc: MPC8548CDS: add i2c DM support

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This supports i2c DM for board MPC8548CDS

Signed-off-by: Biwen Li <biwen.li@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
This commit is contained in:
Biwen Li 2020-05-01 20:56:37 +08:00 • committed by Priyanka Jain
parent 70571f981b
commit 01d97d5f18
2 changed files with 10 additions and 2 deletions
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3
board/freescale/common/sys_eeprom.c
View file

@ -595,6 +595,7 @@ unsigned int get_cpu_board_revision(void)
(void *)&be, sizeof(be)); (void *)&be, sizeof(be));
#else #else
struct udevice *dev; struct udevice *dev;
int ret;
#ifdef CONFIG_SYS_EEPROM_BUS_NUM #ifdef CONFIG_SYS_EEPROM_BUS_NUM
ret = i2c_get_chip_for_busnum(CONFIG_SYS_EEPROM_BUS_NUM, ret = i2c_get_chip_for_busnum(CONFIG_SYS_EEPROM_BUS_NUM,
CONFIG_SYS_I2C_EEPROM_ADDR, CONFIG_SYS_I2C_EEPROM_ADDR,
@ -603,7 +604,7 @@ unsigned int get_cpu_board_revision(void)
#else #else
ret = i2c_get_chip_for_busnum(0, CONFIG_SYS_I2C_EEPROM_ADDR, ret = i2c_get_chip_for_busnum(0, CONFIG_SYS_I2C_EEPROM_ADDR,
CONFIG_SYS_I2C_EEPROM_ADDR_LEN, CONFIG_SYS_I2C_EEPROM_ADDR_LEN,
&dev) &dev);
#endif #endif
if (!ret) if (!ret)
dm_i2c_read(dev, 0, (void *)&be, sizeof(be)); dm_i2c_read(dev, 0, (void *)&be, sizeof(be));

9
include/configs/MPC8548CDS.h
View file

@ -1,6 +1,7 @@
/* SPDX-License-Identifier: GPL-2.0+ */ /* SPDX-License-Identifier: GPL-2.0+ */
/* /*
* Copyright 2004, 2007, 2010-2011 Freescale Semiconductor. * Copyright 2004, 2007, 2010-2011 Freescale Semiconductor.
* Copyright 2020 NXP
*/ */
/* /*
@ -304,12 +305,18 @@ extern unsigned long get_clock_freq(void);
/* /*
* I2C * I2C
*/ */
#ifndef CONFIG_DM_I2C
#define CONFIG_SYS_I2C #define CONFIG_SYS_I2C
#define CONFIG_SYS_I2C_FSL
#define CONFIG_SYS_FSL_I2C_SPEED 400000 #define CONFIG_SYS_FSL_I2C_SPEED 400000
#define CONFIG_SYS_FSL_I2C_SLAVE 0x7F #define CONFIG_SYS_FSL_I2C_SLAVE 0x7F
#define CONFIG_SYS_FSL_I2C_OFFSET 0x3000 #define CONFIG_SYS_FSL_I2C_OFFSET 0x3000
#define CONFIG_SYS_I2C_NOPROBES { {0, 0x69} } #define CONFIG_SYS_I2C_NOPROBES { {0, 0x69} }
#else
#define CONFIG_SYS_SPD_BUS_NUM 0
#define CONFIG_I2C_SET_DEFAULT_BUS_NUM
#define CONFIG_I2C_DEFAULT_BUS_NUMBER 0
#endif
#define CONFIG_SYS_I2C_FSL
/* EEPROM */ /* EEPROM */
#define CONFIG_ID_EEPROM #define CONFIG_ID_EEPROM