From b165c4a46f003b396a2bbad9f9077f5d498ecbbf Mon Sep 17 00:00:00 2001 From: Nicolas Reinecke Date: Sat, 4 Jul 2015 23:37:06 +0200 Subject: mainboard/lenovo/t410: Add new port The port is based on the x201 / t410s. 2537-vg5 / i5, no discrete gpu Tested and working: * Native raminit * Native gfxinit * Booting Seabios 1.12.1 * Booting from EHCI * Running GNU/Linux 5.0.0 * No errors in dmesg * EHCI debug on the devices left side, bottom-right * Keyboard * Fn keys (Mute, Volume, Mic) * Touchpad * TPM * Wifi * Sound * USB * Ethernet * S3 resume * VBOOT Testing in progress. Untested: * VGA * Displayport * Docking station Bugs: * AC adapter can't be read from ACPI * TPM not working with VBOOT and C_ENV BB Details for flashing externally: 1. Disconnect all power 2. Connect the external flasher 3. Connect the power cord (This fixes internal power control) 4. Remove the power cord Change-Id: Id9d872e643dd242e925bfb46d18076e6ad100995 Signed-off-by: Nicolas Reinecke Signed-off-by: Patrick Rudolph Reviewed-on: https://review.coreboot.org/c/coreboot/+/11791 Tested-by: build bot (Jenkins) Reviewed-by: Arthur Heymans --- Documentation/mainboard/lenovo/t410.md | 44 ++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 Documentation/mainboard/lenovo/t410.md (limited to 'Documentation/mainboard/lenovo/t410.md') diff --git a/Documentation/mainboard/lenovo/t410.md b/Documentation/mainboard/lenovo/t410.md new file mode 100644 index 0000000000..980c9590a9 --- /dev/null +++ b/Documentation/mainboard/lenovo/t410.md @@ -0,0 +1,44 @@ +# Lenovo T410 + +## Known issues +* Dock has wrong ACPI ID (causes "AC adapter state cannot be read" in Linux) +* TPM not working with VBOOT and C_ENV bootblock (works without C_ENV BB) + +## Flashing instructions +```eval_rst ++---------------------+--------------------------------+ +| Type | Value | ++=====================+================================+ +| Socketed flash | no | ++---------------------+--------------------------------+ +| Size | 8 MiB | ++---------------------+--------------------------------+ +| In circuit flashing | Only in S3/WoL | ++---------------------+--------------------------------+ +| Package | SOIC-8 | ++---------------------+--------------------------------+ +| Write protection | No | ++---------------------+--------------------------------+ +| Dual BIOS feature | No | ++---------------------+--------------------------------+ +| Internal flashing | Yes | ++---------------------+--------------------------------+ +``` + +The flash IC is located at the bottom center of the mainboard. Sadly, +access to the IC is blocked by the magnesum frame, so you need to disassemble +the entire laptop and remove the mainboard. + +Below is a picture of IC on the mainboard, with the pinouts labeled. + +![t410_chip_location](t410_chip_location.jpg) + +The chip will either be a Macronix MX25L6405D or a Winbond W25Q64CVSIG. +Do not rely on dots painted in the corner of the chip (such as the blue dot +pictured) to orient the pins! + +[Flashing tutorial](../../flash_tutorial/no_ext_power.md) + +Steps to access the flash IC are described here [T4xx series]. + +[T4xx series]: t4xx_series.md -- cgit v1.2.3