Update the README to add support for K2G EVM. Also - Add steps on how to use MMC boot - Fix load address when using CCS - Update build target to u-boot.bin from u-boot-dtb.bin as all ks2 platforms uses DT.

Signed-off-by: Lokesh Vutla lokeshvutla@ti.com --- board/ti/ks2_evm/README | 40 ++++++++++++++++++++++++++++++---------- 1 file changed, 30 insertions(+), 10 deletions(-)

diff --git a/board/ti/ks2_evm/README b/board/ti/ks2_evm/README index 05baff6..5430c7d 100644 --- a/board/ti/ks2_evm/README +++ b/board/ti/ks2_evm/README @@ -20,6 +20,9 @@ The K2E SoC details are available at The K2L SoC details are available at http://www.ti.com/lit/ds/symlink/tci6630k2l.pdf

+The K2G SoC details are available at + http://www.ti.com/lit/ds/symlink/66ak2g02.pdf + Board configuration: ====================

@@ -30,6 +33,7 @@ Some of the peripherals that are configured by U-Boot |K2HK |2 |512MB |6MB |4(2) |2 |3 |3 | |K2E |4 |512MB |2MB |8(2) |2 |3 |3 | |K2L |2 |512MB |2MB |4(2) |4 |3 |3 | +|K2G |2 |256MB |1MB |1 |1 |1 |1 | +------+-------+-------+-----------+-----------+-------+-------+----+

There are only 2 eth port installed on the boards. @@ -47,44 +51,48 @@ Board configuration files: include/configs/k2hk_evm.h include/configs/k2e_evm.h include/configs/k2l_evm.h +include/configs/k2g_evm.h

As U-Boot is migrating to Kconfig there is also board defconfig files configs/k2e_evm_defconfig configs/k2hk_evm_defconfig configs/k2l_evm_defconfig +configs/k2g_evm_defconfig

Supported boot modes: - SPI NOR boot - AEMIF NAND boot - UART boot + - MMC boot (Only on K2G)

Supported image formats: - - u-boot-dtb.bin: for loading and running u-boot-dtb.bin through + - u-boot.bin: for loading and running u-boot.bin through Texas Instruments code composure studio (CCS) and for UART boot. - u-boot-spi.gph: gpimage for programming SPI NOR flash for SPI NOR boot - - MLO: gpimage for programming AEMIF NAND flash for NAND boot + - MLO: gpimage for programming AEMIF NAND flash for NAND boot, MMC boot.

Build instructions: =================== -Examples for k2hk, for k2e and k2l just replace k2hk prefix accordingly. +Examples for k2hk, for k2e, k2l and k2g just replace k2hk prefix accordingly. Don't forget to add ARCH=arm and CROSS_COMPILE.

-To build u-boot-dtb.bin, u-boot-spi.gph, MLO: +To build u-boot.bin, u-boot-spi.gph, MLO:

make k2hk_evm_defconfig make

Load and Run U-Boot on keystone EVMs using CCS =========================================

-Need Code Composer Studio (CCS) installed on a PC to load and run u-boot-dtb.bin +Need Code Composer Studio (CCS) installed on a PC to load and run u-boot.bin on EVM. See instructions at below link for installing CCS on a Windows PC. http://processors.wiki.ti.com/index.php/MCSDK_UG_Chapter_Getting_Started# Installing_Code_Composer_Studio -Use u-boot-dtb.bin from the build folder for loading and running U-Boot binary +Use u-boot.bin from the build folder for loading and running U-Boot binary on EVM. Follow instructions at K2HK http://processors.wiki.ti.com/index.php/EVMK2H_Hardware_Setup K2E http://processors.wiki.ti.com/index.php/EVMK2E_Hardware_Setup K2L http://processors.wiki.ti.com/index.php/TCIEVMK2L_Hardware_Setup +K2G http://processors.wiki.ti.com/index.php/66AK2G02_GP_EVM_Hardware_Setup

to configure SW1 dip switch to use "No Boot/JTAG DSP Little Endian Boot Mode" and Power ON the EVM. Follow instructions to connect serial port of EVM to @@ -100,13 +108,13 @@ loading the U-Boot binary on the target EVM. Instead do the following:- is connected: Unknown)" at the debug window (This is created once Target configuration is launched) and select "Connect Target". 2. Once target connect is successful, choose Tools->Load Memory option from the - top level menu. At the Load Memory window, choose the file u-boot-dtb.bin + top level menu. At the Load Memory window, choose the file u-boot.bin through "Browse" button and click "next >" button. In the next window, enter - Start address as 0xc001000, choose Type-size "32 bits" and click "Finish" + Start address as 0xc000000, choose Type-size "32 bits" and click "Finish" button. 3. Click View -> Registers from the top level menu to view registers window. 4. From Registers, window expand "Core Registers" to view PC. Edit PC value - to be 0xc001000. From the "Run" top level menu, select "Free Run" + to be 0xc000000. From the "Run" top level menu, select "Free Run" 5. The U-Boot prompt is shown at the Tera Term/ Hyper terminal console as below and type any key to stop autoboot as instructed :=

@@ -167,8 +175,20 @@ Load and Run U-Boot on keystone EVMs using UART download

Open BMC and regular UART terminals.

-1. On the regular UART port start xmodem transfer of the u-boot-dtb.bin +1. On the regular UART port start xmodem transfer of the u-boot.bin 2. Using BMC terminal set the ARM-UART bootmode and reboot the EVM BMC> bootmode #4 MBC> reboot 3. When xmodem is complete you should see the U-Boot starts on the UART port + +Load and Run U-Boot on K2G EVMs using MMC +======================================================== + +Open BMC and regular UART terminals. + +1. Set the SW3 dip switch to "ARM MMC Boot mode" as per instruction at + http://processors.wiki.ti.com/index.php/66AK2G02_GP_EVM_Hardware_Setup +2. Create SD card partitions as per steps given in Hardware Setup Guide. +3. Copy MLO to Boot Partition. +4. Insert SD card and Power on the EVM. + The EVM now boots with U-Boot image from SD card.