diff options
Diffstat (limited to 'qemu/roms/u-boot/doc/README.spear')
| -rw-r--r-- | qemu/roms/u-boot/doc/README.spear | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/qemu/roms/u-boot/doc/README.spear b/qemu/roms/u-boot/doc/README.spear deleted file mode 100644 index 0789b3fd2..000000000 --- a/qemu/roms/u-boot/doc/README.spear +++ /dev/null @@ -1,74 +0,0 @@ - -SPEAr (Structured Processor Enhanced Architecture). - -SPEAr600 is also known as SPEArPlus and SPEAr300 is also known as SPEArBasic - -The SPEAr SoC family embeds a customizable logic that can be programmed -one-time by a customer at silicon mask level (i.e. not at runtime!). - -U-Boot supports four SoCs: SPEAr600, SPEAr3xx - -All 4 SoCs (SPEAr3xx and SPEAr600) share common peripherals. SPEAr300 and -SPEAr600 do not have EMI. - -1. ARM926ejs core based (sp600 has two cores, the 2nd handled only in Linux) -2. FastEthernet (sp600 has Gbit version, but same controller - GMAC) -3. USB Host -4. USB Device -5. NAND controller (FSMC) -6. Serial NOR ctrl -7. I2C -8. SPI -9. CLCD -10. others .. - -Everything is supported in Linux. -u-boot is currently not supporting all peripeharls (just a few as listed below). -1. USB Device -2. NAND controller (FSMC) -3. Serial Memory Interface -4. EMI (Parallel NOR interface) -4. I2C -5. UART - -Build options - make spear320_config - spear320 build with environment variables placed at default - location i.e. Serial NOR device - make spear320_pnor_config - This option generates a uboot image that supports emi controller - for CFI compliant parallel NOR flash. Environment variables are - placed in Parallel NOR device - make spear320_nand_config - spear320 build with environment variables placed in NAND device - make spear320_usbtty_config - spear320 build with usbtty terminal as default and environment - placed at default location - make spear320_usbtty_pnor_config - spear320 build with usbtty terminal as default and environment - placed in pnor device - make spear320_usbtty_nand_config - Build with usbtty terminal as default and environment placed in - NAND device - make spear300_config - make spear300_nand_config - make spear300_usbtty_config - make spear300_usbtty_nand_config - make spear310_config - make spear310_pnor_config - make spear310_nand_config - make spear310_usbtty_config - make spear310_usbtty_pnor_config - make spear310_usbtty_nand_config - make spear600_config - make spear600_nand_config - make spear600_usbtty_config - make spear600_usbtty_nand_config - -Mac id storage and retrieval in spear platforms - -Please read doc/README.enetaddr for the implementation guidelines for mac id -usage. Basically, environment has precedence over board specific storage. The -ethaddr beeing used for the network interface is always taken only from -environment variables. Although, we can check the mac id programmed in i2c -memory by using chip_config command |