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| author | Jon Smirl <jonsmirl@gmail.com> | 2009-03-22 22:55:45 -0400 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2009-03-25 22:50:04 +0100 |
| commit | 33e88c557b29c84c52039ba05993fa70fe62afe3 (patch) | |
| tree | d700cf0ba3ec21f2967697c5f752c2f6a19bf3cc /cpu/mpc5xxx | |
| parent | 2c5bd16af132bb6e9158c43fc6206fa0f1f501c1 (diff) | |
| download | u-boot-imx-33e88c557b29c84c52039ba05993fa70fe62afe3.zip u-boot-imx-33e88c557b29c84c52039ba05993fa70fe62afe3.tar.gz u-boot-imx-33e88c557b29c84c52039ba05993fa70fe62afe3.tar.bz2 | |
mpc5200: suppress printf until console initialized
On boards which have the environment in eeprom, i2c_init() is called
before the console and RAM are initialized.
Suppress printfs until the console is initialized.
Signed-off-by: Jon Smirl <jonsmirl@gmail.com>
Acked-by: Heiko Schocher <hs@denx.de>
Diffstat (limited to 'cpu/mpc5xxx')
| -rw-r--r-- | cpu/mpc5xxx/i2c.c | 30 |
1 files changed, 20 insertions, 10 deletions
diff --git a/cpu/mpc5xxx/i2c.c b/cpu/mpc5xxx/i2c.c index 7d76274..e2506d8 100644 --- a/cpu/mpc5xxx/i2c.c +++ b/cpu/mpc5xxx/i2c.c @@ -269,7 +269,8 @@ static int mpc_get_fdr(int speed) if (gd->flags & GD_FLG_RELOC) { fdr = divider; } else { - printf("%ld kHz, ", best_speed / 1000); + if (gd->have_console) + printf("%ld kHz, ", best_speed / 1000); return divider; } } @@ -310,29 +311,34 @@ int i2c_read(uchar chip, uint addr, int alen, uchar *buf, int len) xaddr[3] = addr & 0xFF; if (wait_for_bb()) { - printf("i2c_read: bus is busy\n"); + if (gd->have_console) + printf("i2c_read: bus is busy\n"); goto Done; } mpc_reg_out(®s->mcr, I2C_STA, I2C_STA); if (do_address(chip, 0)) { - printf("i2c_read: failed to address chip\n"); + if (gd->have_console) + printf("i2c_read: failed to address chip\n"); goto Done; } if (send_bytes(chip, &xaddr[4-alen], alen)) { - printf("i2c_read: send_bytes failed\n"); + if (gd->have_console) + printf("i2c_read: send_bytes failed\n"); goto Done; } mpc_reg_out(®s->mcr, I2C_RSTA, I2C_RSTA); if (do_address(chip, 1)) { - printf("i2c_read: failed to address chip\n"); + if (gd->have_console) + printf("i2c_read: failed to address chip\n"); goto Done; } if (receive_bytes(chip, (char *)buf, len)) { - printf("i2c_read: receive_bytes failed\n"); + if (gd->have_console) + printf("i2c_read: receive_bytes failed\n"); goto Done; } @@ -354,23 +360,27 @@ int i2c_write(uchar chip, uint addr, int alen, uchar *buf, int len) xaddr[3] = addr & 0xFF; if (wait_for_bb()) { - printf("i2c_write: bus is busy\n"); + if (gd->have_console) + printf("i2c_write: bus is busy\n"); goto Done; } mpc_reg_out(®s->mcr, I2C_STA, I2C_STA); if (do_address(chip, 0)) { - printf("i2c_write: failed to address chip\n"); + if (gd->have_console) + printf("i2c_write: failed to address chip\n"); goto Done; } if (send_bytes(chip, &xaddr[4-alen], alen)) { - printf("i2c_write: send_bytes failed\n"); + if (gd->have_console) + printf("i2c_write: send_bytes failed\n"); goto Done; } if (send_bytes(chip, (char *)buf, len)) { - printf("i2c_write: send_bytes failed\n"); + if (gd->have_console) + printf("i2c_write: send_bytes failed\n"); goto Done; } |