arm: mvebu: theadorable: Switch to using DM I2C API

No functional change intended. This patch switches from the legacy I2C
API to the DM I2C API, so that this code can be used with DM I2C
enabled.

Signed-off-by: Stefan Roese <sr@denx.de>

diff --git a/board/theadorable/theadorable.c b/board/theadorable/theadorable.c
index bb2d51495638a1ae0fe8d3311e7d3dcad9ba51ea..6e41ca239919b9a06a352caad50a4bac05f3ac99 100644 (file)
--- a/board/theadorable/theadorable.c
+++ b/board/theadorable/theadorable.c
@@ -298,10 +298,19 @@ int board_late_init(void)
                bootcount_inc();
 
                if (bootcount > PEX_SWITCH_NOT_FOUNT_LIMIT) {
-                       printf("Issuing power-switch via uC!\n");
+                       struct udevice *dev;
 
                        printf("Issuing power-switch via uC!\n");
-                       i2c_set_bus_num(STM_I2C_BUS);
+                       ret = i2c_get_chip_for_busnum(STM_I2C_BUS, STM_I2C_ADDR,
+                                                     1, &dev);
+                       if (ret) {
+                               printf("Error selecting STM on I2C bus (ret=%d)\n",
+                                      ret);
+                               printf("Issuing soft-reset...\n");
+                               /* default handling: SOFT reset */
+                               do_reset(NULL, 0, 0, NULL);
+                       }
+
                        i2c_buf[0] = STM_I2C_ADDR << 1;
                        i2c_buf[1] = 0xc5;      /* cmd */
                        i2c_buf[2] = 0x01;      /* enable */
@@ -313,7 +322,7 @@ int board_late_init(void)
                        i2c_buf[6] = 0x00;
                        i2c_buf[7] = crc8(0x72, &i2c_buf[0], 7);
 
-                       ret = i2c_write(STM_I2C_ADDR, 0, 0, &i2c_buf[1], 7);
+                       ret = dm_i2c_write(dev, 0, &i2c_buf[1], 7);
                        if (ret) {
                                printf("I2C write error (ret=%d)\n", ret);
                                printf("Issuing soft-reset...\n");