[PATCH v2 10/11] board: cm_fx6: convert to DM_I2C

[Anatolij Gustschin]

Conversion to DM_I2C is mandatory, enable DM_I2C to fix board
removal warning. Convert EEPROM access to use DM_I2C API.

Signed-off-by: Anatolij Gustschin <agust at denx.de>
---
Cc: Nikita Kiryanov <nikita at compulab.co.il>
Cc: Fabio Estevam <festevam at denx.de>
Cc: Heiko Schocher <hs at denx.de>
Cc: Tom Rini <trini at konsulko.com>
---
Changes in v2: fix trimslice build errors

 board/compulab/cm_fx6/cm_fx6.c |  3 ++-
 board/compulab/common/Makefile |  8 +++++++-
 board/compulab/common/eeprom.c | 14 +++++---------
 board/compulab/common/eeprom.h |  2 +-
 configs/cm_fx6_defconfig       |  2 +-
 5 files changed, 16 insertions(+), 13 deletions(-)

diff --git a/board/compulab/cm_fx6/cm_fx6.c b/board/compulab/cm_fx6/cm_fx6.c
index c6d33c32cc..40047cf678 100644
--- a/board/compulab/cm_fx6/cm_fx6.c
+++ b/board/compulab/cm_fx6/cm_fx6.c
@@ -14,6 +14,7 @@
 #include <env.h>
 #include <fsl_esdhc_imx.h>
 #include <init.h>
+#include <i2c.h>
 #include <miiphy.h>
 #include <mtd_node.h>
 #include <net.h>
@@ -256,7 +257,7 @@ static int cm_fx6_setup_one_i2c(int busnum, struct i2c_pads_info *pads)
 {
 	int ret;
 
-	ret = setup_i2c(busnum, CONFIG_SYS_I2C_SPEED, 0x7f, pads);
+	ret = setup_i2c(busnum, I2C_SPEED_STANDARD_RATE, 0x7f, pads);
 	if (ret)
 		printf("Warning: I2C%d setup failed: %d\n", busnum, ret);
 
diff --git a/board/compulab/common/Makefile b/board/compulab/common/Makefile
index 7c8226e6e1..c7b2237e5c 100644
--- a/board/compulab/common/Makefile
+++ b/board/compulab/common/Makefile
@@ -4,6 +4,12 @@
 #
 # Author: Igor Grinberg <grinberg at compulab.co.il>
 
+CL_EEPROM=y
+
+ifdef CONFIG_TARGET_TRIMSLICE
+CL_EEPROM=
+endif
+
 obj-y				+= common.o
-obj-$(CONFIG_$(SPL_)SYS_I2C_LEGACY)	+= eeprom.o
+obj-$(CL_EEPROM)		+= eeprom.o
 obj-$(CONFIG_SMC911X)		+= omap3_smc911x.o
diff --git a/board/compulab/common/eeprom.c b/board/compulab/common/eeprom.c
index efdaf342d5..1b12d09604 100644
--- a/board/compulab/common/eeprom.c
+++ b/board/compulab/common/eeprom.c
@@ -34,19 +34,15 @@ static int cl_eeprom_layout; /* Implicitly LAYOUT_INVALID */
 
 static int cl_eeprom_read(uint offset, uchar *buf, int len)
 {
+	struct udevice *eeprom;
 	int res;
-	unsigned int current_i2c_bus = i2c_get_bus_num();
 
-	res = i2c_set_bus_num(cl_eeprom_bus);
-	if (res < 0)
+	res = i2c_get_chip_for_busnum(cl_eeprom_bus, CONFIG_SYS_I2C_EEPROM_ADDR,
+				      CONFIG_SYS_I2C_EEPROM_ADDR_LEN, &eeprom);
+	if (res)
 		return res;
 
-	res = i2c_read(CONFIG_SYS_I2C_EEPROM_ADDR, offset,
-			CONFIG_SYS_I2C_EEPROM_ADDR_LEN, buf, len);
-
-	i2c_set_bus_num(current_i2c_bus);
-
-	return res;
+	return dm_i2c_read(eeprom, offset, (uint8_t *)buf, len);
 }
 
 static int cl_eeprom_setup(uint eeprom_bus)
diff --git a/board/compulab/common/eeprom.h b/board/compulab/common/eeprom.h
index 9bd7604a99..0a44926ebd 100644
--- a/board/compulab/common/eeprom.h
+++ b/board/compulab/common/eeprom.h
@@ -10,7 +10,7 @@
 #define _EEPROM_
 #include <errno.h>
 
-#if CONFIG_IS_ENABLED(SYS_I2C_LEGACY)
+#if !CONFIG_IS_ENABLED(TARGET_TRIMSLICE)
 int cl_eeprom_read_mac_addr(uchar *buf, uint eeprom_bus);
 u32 cl_eeprom_get_board_rev(uint eeprom_bus);
 int cl_eeprom_get_product_name(uchar *buf, uint eeprom_bus);
diff --git a/configs/cm_fx6_defconfig b/configs/cm_fx6_defconfig
index 386616cc42..81a39f7073 100644
--- a/configs/cm_fx6_defconfig
+++ b/configs/cm_fx6_defconfig
@@ -80,7 +80,7 @@ CONFIG_BOUNCE_BUFFER=y
 CONFIG_DWC_AHSATA=y
 # CONFIG_DWC_AHSATA_AHCI is not set
 CONFIG_LBA48=y
-CONFIG_SYS_I2C_LEGACY=y
+CONFIG_DM_I2C=y
 CONFIG_SPL_SYS_I2C_LEGACY=y
 CONFIG_SYS_I2C_MXC=y
 CONFIG_SYS_MXC_I2C3_SPEED=400000
-- 
2.25.1