4 files changed, 43 insertions, 24 deletions

diff --git a/board/nvidia/cardhu/cardhu.c b/board/nvidia/cardhu/cardhu.c
index cc0e5e130f..026f45c6c6 100644
--- a/board/nvidia/cardhu/cardhu.c
+++ b/board/nvidia/cardhu/cardhu.c
@@ -6,6 +6,7 @@
  */
 
 #include <common.h>
+#include <dm.h>
 #include <asm/arch/pinmux.h>
 #include <asm/arch/gp_padctrl.h>
 #include "pinmux-config-cardhu.h"
@@ -37,17 +38,23 @@ void pinmux_init(void)
  */
 void board_sdmmc_voltage_init(void)
 {
+	struct udevice *dev;
 	uchar reg, data_buffer[1];
+	int ret;
 	int i;
 
-	i2c_set_bus_num(0);	/* PMU is on bus 0 */
+	ret = i2c_get_chip_for_busnum(0, PMU_I2C_ADDRESS, &dev);
+	if (ret) {
+		debug("%s: Cannot find PMIC I2C chip\n", __func__);
+		return;
+	}
 
 	/* TPS659110: LDO5_REG = 3.3v, ACTIVE to SDMMC1 */
 	data_buffer[0] = 0x65;
 	reg = 0x32;
 
 	for (i = 0; i < MAX_I2C_RETRY; ++i) {
-		if (i2c_write(PMU_I2C_ADDRESS, reg, 1, data_buffer, 1))
+		if (i2c_write(dev, reg, data_buffer, 1))
 			udelay(100);
 	}
 
@@ -56,7 +63,7 @@ void board_sdmmc_voltage_init(void)
 	reg = 0x67;
 
 	for (i = 0; i < MAX_I2C_RETRY; ++i) {
-		if (i2c_write(PMU_I2C_ADDRESS, reg, 1, data_buffer, 1))
+		if (i2c_write(dev, reg, data_buffer, 1))
 			udelay(100);
 	}
 }
diff --git a/board/nvidia/common/board.c b/board/nvidia/common/board.c
index 0e4a65ad05..4bdbf0194a 100644
--- a/board/nvidia/common/board.c
+++ b/board/nvidia/common/board.c
@@ -113,10 +113,6 @@ int board_init(void)
 	power_det_init();
 
 #ifdef CONFIG_SYS_I2C_TEGRA
-#ifndef CONFIG_SYS_I2C_INIT_BOARD
-#error "You must define CONFIG_SYS_I2C_INIT_BOARD to use i2c on Nvidia boards"
-#endif
-	i2c_init_board();
 # ifdef CONFIG_TEGRA_PMU
 	if (pmu_set_nominal())
 		debug("Failed to select nominal voltages\n");
diff --git a/board/nvidia/dalmore/dalmore.c b/board/nvidia/dalmore/dalmore.c
index f2d05afac7..2a737468dd 100644
--- a/board/nvidia/dalmore/dalmore.c
+++ b/board/nvidia/dalmore/dalmore.c
@@ -15,6 +15,7 @@
  */
 
 #include <common.h>
+#include <dm.h>
 #include <asm/arch/pinmux.h>
 #include <asm/arch/gp_padctrl.h>
 #include "pinmux-config-dalmore.h"
@@ -50,18 +51,21 @@ void pinmux_init(void)
  */
 void board_sdmmc_voltage_init(void)
 {
+	struct udevice *dev;
 	uchar reg, data_buffer[1];
 	int ret;
 
-	ret = i2c_set_bus_num(0);/* PMU is on bus 0 */
-	if (ret)
-		printf("%s: i2c_set_bus_num returned %d\n", __func__, ret);
+	ret = i2c_get_chip_for_busnum(0, PMU_I2C_ADDRESS, &dev);
+	if (ret) {
+		debug("%s: Cannot find PMIC I2C chip\n", __func__);
+		return;
+	}
 
 	/* TPS65913: LDO9_VOLTAGE = 3.3V */
 	data_buffer[0] = 0x31;
 	reg = 0x61;
 
-	ret = i2c_write(PMU_I2C_ADDRESS, reg, 1, data_buffer, 1);
+	ret = i2c_write(dev, reg, data_buffer, 1);
 	if (ret)
 		printf("%s: PMU i2c_write %02X<-%02X returned %d\n",
 			__func__, reg, data_buffer[0], ret);
@@ -70,7 +74,7 @@ void board_sdmmc_voltage_init(void)
 	data_buffer[0] = 0x01;
 	reg = 0x60;
 
-	ret = i2c_write(PMU_I2C_ADDRESS, reg, 1, data_buffer, 1);
+	ret = i2c_write(dev, reg, data_buffer, 1);
 	if (ret)
 		printf("%s: PMU i2c_write %02X<-%02X returned %d\n",
 			__func__, reg, data_buffer[0], ret);
@@ -79,7 +83,12 @@ void board_sdmmc_voltage_init(void)
 	data_buffer[0] = 0x03;
 	reg = 0x14;
 
-	ret = i2c_write(BAT_I2C_ADDRESS, reg, 1, data_buffer, 1);
+	ret = i2c_get_chip_for_busnum(0, BAT_I2C_ADDRESS, &dev);
+	if (ret) {
+		debug("%s: Cannot find charger I2C chip\n", __func__);
+		return;
+	}
+	ret = i2c_write(dev, reg, data_buffer, 1);
 	if (ret)
 		printf("%s: BAT i2c_write %02X<-%02X returned %d\n",
 			__func__, reg, data_buffer[0], ret);
diff --git a/board/nvidia/whistler/whistler.c b/board/nvidia/whistler/whistler.c
index 3e9d3d9f10..3114b20be0 100644
--- a/board/nvidia/whistler/whistler.c
+++ b/board/nvidia/whistler/whistler.c
@@ -6,6 +6,7 @@
  */
 
 #include <common.h>
+#include <dm.h>
 #include <asm/io.h>
 #include <asm/arch/tegra.h>
 #include <asm/arch/clock.h>
@@ -21,23 +22,26 @@
  */
 void pin_mux_mmc(void)
 {
+	struct udevice *dev;
 	uchar val;
 	int ret;
 
 	/* Turn on MAX8907B LDO12 to 2.8V for J40 power */
-	ret = i2c_set_bus_num(0);
-	if (ret)
-		printf("i2c_set_bus_num failed: %d\n", ret);
+	ret = i2c_get_chip_for_busnum(0, 0x3c, &dev);
+	if (ret) {
+		printf("%s: Cannot find MAX8907B I2C chip\n", __func__);
+		return;
+	}
 	val = 0x29;
-	ret = i2c_write(0x3c, 0x46, 1, &val, 1);
+	ret = i2c_write(dev, 0x46, &val, 1);
 	if (ret)
 		printf("i2c_write 0 0x3c 0x46 failed: %d\n", ret);
 	val = 0x00;
-	ret = i2c_write(0x3c, 0x45, 1, &val, 1);
+	ret = i2c_write(dev, 0x45, &val, 1);
 	if (ret)
 		printf("i2c_write 0 0x3c 0x45 failed: %d\n", ret);
 	val = 0x1f;
-	ret = i2c_write(0x3c, 0x44, 1, &val, 1);
+	ret = i2c_write(dev, 0x44, &val, 1);
 	if (ret)
 		printf("i2c_write 0 0x3c 0x44 failed: %d\n", ret);
 
@@ -49,6 +53,7 @@ void pin_mux_mmc(void)
 /* this is a weak define that we are overriding */
 void pin_mux_usb(void)
 {
+	struct udevice *dev;
 	uchar val;
 	int ret;
 
@@ -59,15 +64,17 @@ void pin_mux_usb(void)
 	 */
 
 	/* Turn on TAC6416's GPIO 0+1 for USB1/3's VBUS */
-	ret = i2c_set_bus_num(0);
-	if (ret)
-		printf("i2c_set_bus_num failed: %d\n", ret);
+	ret = i2c_get_chip_for_busnum(0, 0x20, &dev);
+	if (ret) {
+		printf("%s: Cannot find TAC6416 I2C chip\n", __func__);
+		return;
+	}
 	val = 0x03;
-	ret = i2c_write(0x20, 2, 1, &val, 1);
+	ret = i2c_write(dev, 2, &val, 1);
 	if (ret)
 		printf("i2c_write 0 0x20 2 failed: %d\n", ret);
 	val = 0xfc;
-	ret = i2c_write(0x20, 6, 1, &val, 1);
+	ret = i2c_write(dev, 6, &val, 1);
 	if (ret)
 		printf("i2c_write 0 0x20 6 failed: %d\n", ret);
 }