diff options
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/README.fsl-esdhc | 14 | ||||
| -rw-r--r-- | doc/device-tree-bindings/spi/spi-mcf-dspi.txt | 4 |
2 files changed, 4 insertions, 14 deletions
diff --git a/doc/README.fsl-esdhc b/doc/README.fsl-esdhc index 29cc6619ea..b620625dfb 100644 --- a/doc/README.fsl-esdhc +++ b/doc/README.fsl-esdhc @@ -1,19 +1,5 @@ Freescale esdhc-specific options - - CONFIG_FSL_ESDHC_ADAPTER_IDENT - Support Freescale adapter card type identification. This is implemented by - operating Qixis FPGA relevant registers. The STAT_PRES1 register has SDHC - Card ID[0:2] bits showing the type of card installed in the SDHC Adapter Slot. - - SDHC Card ID[0:2] Adapter Card Type - 0b000 reserved - 0b001 eMMC Card Rev4.5 - 0b010 SD/MMC Legacy Card - 0b011 eMMC Card Rev4.4 - 0b100 reserved - 0b101 MMC Card - 0b110 SD Card Rev2.0/3.0 - 0b111 No card is present - CONFIG_SYS_FSL_ESDHC_LE ESDHC IP is in little-endian mode. Accessing ESDHC registers can be determined by ESDHC IP's endian mode or processor's endian mode. diff --git a/doc/device-tree-bindings/spi/spi-mcf-dspi.txt b/doc/device-tree-bindings/spi/spi-mcf-dspi.txt index 860eb8ac85..4684d7846a 100644 --- a/doc/device-tree-bindings/spi/spi-mcf-dspi.txt +++ b/doc/device-tree-bindings/spi/spi-mcf-dspi.txt @@ -13,6 +13,10 @@ Optional properties: - ctar-params: CTAR0 to 7 register configuration, as an array of 8 integer fields for each register, where each register is defined as: <fmsz, pcssck, pasc, pdt, cssck, asc, dt, br>. +- fsl,spi-cs-sck-delay: a delay in nanoseconds between activating chip + select and the start of clock signal, at the start of a transfer. +- fsl,spi-sck-cs-delay: a delay in nanoseconds between stopping the clock + signal and deactivating chip select, at the end of a transfer. Example: |