On Wed, 2014-08-20 at 08:38 +0200, Thierry Reding wrote:
Hehe... this should probably be i2c_write() instead. Perhaps this is on by default on Beaver and Cardhu but not on the particular revision that Apalis T30 uses?
Well, we anyway use a completely different rail configuration but me just copy-pasting your read and only changing register addresses resp. values happens to just not wana be working (;-p).
Can you test whether things start working if you turn that into a write instead?
Sure, already did and it works like a beauty! You're the man!
U-Boot SPL 2014.10-rc1-00110-gff50ce9-dirty (Aug 20 2014 - 10:14:49)
U-Boot 2014.10-rc1-00110-gff50ce9-dirty (Aug 20 2014 - 10:14:49)
TEGRA30 Board: Toradex Apalis T30 I2C: ready DRAM: 1 GiB MMC: Tegra SD/MMC: 0, Tegra SD/MMC: 1, Tegra SD/MMC: 2 *** Warning - bad CRC, using default environment
tegra-pcie: PCI regions: tegra-pcie: I/O: 0x2000000-0x2010000 tegra-pcie: non-prefetchable memory: 0x20000000-0x30000000 tegra-pcie: prefetchable memory: 0x30000000-0x40000000 tegra-pcie: 4x1, 1x2 configuration tegra-pcie: probing port 0, using 4 lanes tegra-pcie: link 0 down, retrying tegra-pcie: link 0 down, retrying tegra-pcie: link 0 down, retrying tegra-pcie: link 0 down, ignoring tegra-pcie: probing port 1, using 1 lanes tegra-pcie: probing port 2, using 1 lanes In: serial Out: serial Err: serial Net: PCI device RTL8169#0: unknown chip version, assuming RTL-8169 PCI device: TxConfig = 0x3F4000C0 RTL8169#0 Warning: RTL8169#0 using MAC address from net device
Hit any key to stop autoboot: 0 Apalis T30 # dhcp BOOTP broadcast 1 DHCP client bound to address 192.168.10.5 Using RTL8169#0 device TFTP from server 192.168.10.1; our IP address is 192.168.10.5 Filename 'uImage-apalis_t30'. Load address: 0x80408000 Loading: #################################################################
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################################################################# #################################################### 3.9 MiB/s done Bytes transferred = 4569784 (45bab8 hex) Apalis T30 #