X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=README;h=37eda1156c59f67fc2b009cb9575c4b557564df0;hb=367c6651a88dda0463f9fbeff3b1ab7ece05b4f9;hp=1acf9a37eea34fe2db045b06f211c8130f654802;hpb=0c0892be0d93a5a892b93739c5eb3bf692fed4ff;p=oweals%2Fu-boot.git diff --git a/README b/README index 1acf9a37ee..37eda1156c 100644 --- a/README +++ b/README @@ -675,7 +675,7 @@ The following options need to be configured: (requires CONFIG_CMD_I2C) CONFIG_CMD_SETGETDCR Support for DCR Register access (4xx only) - CONFIG_CMD_SHA1 print sha1 memory digest + CONFIG_CMD_SHA1SUM print sha1 memory digest (requires CONFIG_CMD_MEMORY) CONFIG_CMD_SOURCE "source" command Support CONFIG_CMD_SPI * SPI serial bus support @@ -746,6 +746,10 @@ The following options need to be configured: CONFIG_PCA953X - use NXP's PCA953X series I2C GPIO CONFIG_PCA953X_INFO - enable pca953x info command + The CONFIG_SYS_I2C_PCA953X_WIDTH option specifies a list of + chip-ngpio pairs that tell the PCA953X driver the number of + pins supported by a particular chip. + Note that if the GPIO device uses I2C, then the I2C interface must also be configured. See I2C Support, below. @@ -861,6 +865,18 @@ The following options need to be configured: Define this to use i/o functions instead of macros (some hardware wont work with macros) + CONFIG_FTGMAC100 + Support for Faraday's FTGMAC100 Gigabit SoC Ethernet + + CONFIG_FTGMAC100_EGIGA + Define this to use GE link update with gigabit PHY. + Define this if FTGMAC100 is connected to gigabit PHY. + If your system has 10/100 PHY only, it might not occur + wrong behavior. Because PHY usually return timeout or + useless data when polling gigabit status and gigabit + control registers. This behavior won't affect the + correctnessof 10/100 link speed update. + CONFIG_SMC911X Support for SMSC's LAN911x and LAN921x chips @@ -876,6 +892,18 @@ The following options need to be configured: automatically converts one 32 bit word to two 16 bit words you may also try CONFIG_SMC911X_32_BIT. + CONFIG_SH_ETHER + Support for Renesas on-chip Ethernet controller + + CONFIG_SH_ETHER_USE_PORT + Define the number of ports to be used + + CONFIG_SH_ETHER_PHY_ADDR + Define the ETH PHY's address + + CONFIG_SH_ETHER_CACHE_WRITEBACK + If this option is set, the driver enables cache flush. + - USB Support: At the moment only the UHCI host controller is supported (PIP405, MIP405, MPC5200); define @@ -1632,6 +1660,11 @@ The following options need to be configured: SPI EEPROM, also an instance works with Crystal A/D and D/As on the SACSng board) + CONFIG_SH_SPI + + Enables the driver for SPI controller on SuperH. Currently + only SH7757 is supported. + CONFIG_SPI_X Enables extended (16-bit) SPI EEPROM addressing. @@ -2771,6 +2804,24 @@ Low Level (hardware related) configuration options: Disable PCI-Express on systems where it is supported but not required. +- CONFIG_SYS_SRIO: + Chip has SRIO or not + +- CONFIG_SRIO1: + Board has SRIO 1 port available + +- CONFIG_SRIO2: + Board has SRIO 2 port available + +- CONFIG_SYS_SRIOn_MEM_VIRT: + Virtual Address of SRIO port 'n' memory region + +- CONFIG_SYS_SRIOn_MEM_PHYS: + Physical Address of SRIO port 'n' memory region + +- CONFIG_SYS_SRIOn_MEM_SIZE: + Size of SRIO port 'n' memory region + - CONFIG_SPD_EEPROM Get DDR timing information from an I2C EEPROM. Common with pluggable memory modules such as SODIMMs @@ -2836,15 +2887,15 @@ Low Level (hardware related) configuration options: globally (CONFIG_CMD_MEM). - CONFIG_SKIP_LOWLEVEL_INIT - [ARM only] If this variable is defined, then certain - low level initializations (like setting up the memory - controller) are omitted and/or U-Boot does not - relocate itself into RAM. - - Normally this variable MUST NOT be defined. The only - exception is when U-Boot is loaded (to RAM) by some - other boot loader or by a debugger which performs - these initializations itself. + [ARM only] If this variable is defined, then certain + low level initializations (like setting up the memory + controller) are omitted and/or U-Boot does not + relocate itself into RAM. + + Normally this variable MUST NOT be defined. The only + exception is when U-Boot is loaded (to RAM) by some + other boot loader or by a debugger which performs + these initializations itself. - CONFIG_PRELOADER Modifies the behaviour of start.S when compiling a loader