diff options
Diffstat (limited to 'board/ti/am57xx/board.c')
| -rw-r--r-- | board/ti/am57xx/board.c | 25 |
1 files changed, 11 insertions, 14 deletions
diff --git a/board/ti/am57xx/board.c b/board/ti/am57xx/board.c index 8dfb2eea43..7063345dcc 100644 --- a/board/ti/am57xx/board.c +++ b/board/ti/am57xx/board.c @@ -623,7 +623,7 @@ void am57x_idk_lcd_detect(void) { int r = -ENODEV; char *idk_lcd = "no"; - uint8_t buf = 0; + struct udevice *dev; /* Only valid for IDKs */ if (board_is_x15() || board_is_am572x_evm()) @@ -633,32 +633,29 @@ void am57x_idk_lcd_detect(void) if (board_is_am571x_idk() && !am571x_idk_needs_lcd()) goto out; - r = i2c_set_bus_num(OSD_TS_FT_BUS_ADDRESS); - if (r) { - printf("%s: Failed to set bus address to %d: %d\n", - __func__, OSD_TS_FT_BUS_ADDRESS, r); - goto out; - } - r = i2c_probe(OSD_TS_FT_CHIP_ADDRESS); + r = i2c_get_chip_for_busnum(OSD_TS_FT_BUS_ADDRESS, + OSD_TS_FT_CHIP_ADDRESS, 1, &dev); if (r) { + printf("%s: Failed to get I2C device %d/%d (ret %d)\n", + __func__, OSD_TS_FT_BUS_ADDRESS, OSD_TS_FT_CHIP_ADDRESS, + r); /* AM572x IDK has no explicit settings for optional LCD kit */ - if (board_is_am571x_idk()) { + if (board_is_am571x_idk()) printf("%s: Touch screen detect failed: %d!\n", __func__, r); - } goto out; } /* Read FT ID */ - r = i2c_read(OSD_TS_FT_CHIP_ADDRESS, OSD_TS_FT_REG_ID, 1, &buf, 1); - if (r) { + r = dm_i2c_reg_read(dev, OSD_TS_FT_REG_ID); + if (r < 0) { printf("%s: Touch screen ID read %d:0x%02x[0x%02x] failed:%d\n", __func__, OSD_TS_FT_BUS_ADDRESS, OSD_TS_FT_CHIP_ADDRESS, OSD_TS_FT_REG_ID, r); goto out; } - switch (buf) { + switch (r) { case OSD_TS_FT_ID_5606: idk_lcd = "osd101t2045"; break; @@ -667,7 +664,7 @@ void am57x_idk_lcd_detect(void) break; default: printf("%s: Unidentifed Touch screen ID 0x%02x\n", - __func__, buf); + __func__, r); /* we will let default be "no lcd" */ } out: |