[PATCH 20/27] dm: ppc: MPC8548CDS: add i2c DM support

Biwen Li biwen.li at oss.nxp.com
Sun Apr 12 10:54:21 CEST 2020


From: Biwen Li <biwen.li at nxp.com>

This supports i2c DM for board MPC8548CDS

Signed-off-by: Biwen Li <biwen.li at nxp.com>
---
 board/freescale/common/sys_eeprom.c | 3 ++-
 include/configs/MPC8548CDS.h        | 9 ++++++++-
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/board/freescale/common/sys_eeprom.c b/board/freescale/common/sys_eeprom.c
index 6f151b0f71..c52af7060e 100644
--- a/board/freescale/common/sys_eeprom.c
+++ b/board/freescale/common/sys_eeprom.c
@@ -589,6 +589,7 @@ unsigned int get_cpu_board_revision(void)
 		u8 major;         /* 0x04        Board revision, major */
 		u8 minor;         /* 0x05        Board revision, minor */
 	} be;
+	int ret;
 
 #ifndef CONFIG_DM_I2C
 	i2c_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0, CONFIG_SYS_I2C_EEPROM_ADDR_LEN,
@@ -603,7 +604,7 @@ unsigned int get_cpu_board_revision(void)
 #else
 	ret = i2c_get_chip_for_busnum(0, CONFIG_SYS_I2C_EEPROM_ADDR,
 				      CONFIG_SYS_I2C_EEPROM_ADDR_LEN,
-				      &dev)
+				      &dev);
 #endif
 	if (!ret)
 		dm_i2c_read(dev, 0, (void *)&be, sizeof(be));
diff --git a/include/configs/MPC8548CDS.h b/include/configs/MPC8548CDS.h
index a68d190f6a..d185926cab 100644
--- a/include/configs/MPC8548CDS.h
+++ b/include/configs/MPC8548CDS.h
@@ -1,6 +1,7 @@
 /* SPDX-License-Identifier: GPL-2.0+ */
 /*
  * Copyright 2004, 2007, 2010-2011 Freescale Semiconductor.
+ * Copyright 2020 NXP
  */
 
 /*
@@ -304,12 +305,18 @@ extern unsigned long get_clock_freq(void);
 /*
  * I2C
  */
+#ifndef CONFIG_DM_I2C
 #define CONFIG_SYS_I2C
+#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
 #define CONFIG_SYS_FSL_I2C_SPEED	400000
 #define CONFIG_SYS_FSL_I2C_SLAVE	0x7F
 #define CONFIG_SYS_FSL_I2C_OFFSET	0x3000
-#define CONFIG_SYS_I2C_NOPROBES		{ {0, 0x69} }
 
 /* EEPROM */
 #define CONFIG_ID_EEPROM
-- 
2.17.1



More information about the U-Boot mailing list