From 6aff3115b90780933d390d2b471479179927468d Mon Sep 17 00:00:00 2001 From: wdenk Date: Tue, 17 Dec 2002 01:51:00 +0000 Subject: * Use 1-byte-read instead of -write for iprobe() function Add i2c commands to PM826 config * extend I2C POST code: check for list on known addresses --- common/cmd_bootm.c | 1 + common/soft_i2c.c | 3 ++- 2 files changed, 3 insertions(+), 1 deletion(-) (limited to 'common') diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c index 2cf625d6f3..e138d78b9b 100644 --- a/common/cmd_bootm.c +++ b/common/cmd_bootm.c @@ -366,6 +366,7 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag, } #ifdef CONFIG_LOGBUFFER + kbd=gd->bd; /* Prevent initrd from overwriting logbuffer */ if (initrd_high < (kbd->bi_memsize-LOGBUFF_LEN-LOGBUFF_OVERHEAD)) initrd_high = kbd->bi_memsize-LOGBUFF_LEN-LOGBUFF_OVERHEAD; diff --git a/common/soft_i2c.c b/common/soft_i2c.c index 77774801e8..63574044ad 100644 --- a/common/soft_i2c.c +++ b/common/soft_i2c.c @@ -287,8 +287,9 @@ int i2c_probe(uchar addr) { int rc; + /* perform 1 byte read transaction */ send_start(); - rc = write_byte ((addr << 1) | 1); + rc = write_byte ((addr << 1) | 0); send_stop(); return (rc ? 1 : 0); -- cgit v1.2.1