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| author | ckkim <changkon12@gmail.com> | 2022-04-14 14:21:04 +0900 |
|---|---|---|
| committer | ckkim <changkon12@gmail.com> | 2022-04-14 14:21:50 +0900 |
| commit | 29f787efbf6f260db4dcb33b8124363d978f4226 (patch) | |
| tree | 7bb57d5ffb54e2d951031780ada266f57b7dbfda | |
| parent | d100a7b2bda0863615d6a1a323b719951f045842 (diff) | |
| download | u-boot-odroid-c1-29f787efbf6f260db4dcb33b8124363d978f4226.tar.gz | |
ODROID-COMMON: Vu7c chipID check improvement.
Signed-off-by: ckkim <changkon12@gmail.com>
Change-Id: I76ce485340f44139399d476226e7e878a0c58a45
| -rwxr-xr-x | board/hardkernel/odroid-common/lt8619c.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/board/hardkernel/odroid-common/lt8619c.c b/board/hardkernel/odroid-common/lt8619c.c index efd1849749..0ddbebfae0 100755 --- a/board/hardkernel/odroid-common/lt8619c.c +++ b/board/hardkernel/odroid-common/lt8619c.c @@ -121,8 +121,10 @@ static int lt8619c_reg_write(uint8_t reg, uint8_t data) outbuf[0] = reg; outbuf[1] = data; - if (aml_i2c_xfer(&msg, 1) != 1) + if (aml_i2c_xfer(&msg, 1) != 1) { printf("i2c 0x%02x 0x%02x write failed\n", reg, data); + return -1; + } return 0; } @@ -150,7 +152,8 @@ static bool lt8619c_check_chipid(void) { unsigned int chip_id[3]; - lt8619c_reg_write(0xff, 0x60); + if (lt8619c_reg_write(0xff, 0x60) < 0) + return false; chip_id[0] = lt8619c_reg_read(0x00); chip_id[1] = lt8619c_reg_read(0x01); |