diff options
Diffstat (limited to 'Documentation/powerpc/booting-without-of.txt')
| -rw-r--r-- | Documentation/powerpc/booting-without-of.txt | 14 |
1 files changed, 3 insertions, 11 deletions
diff --git a/Documentation/powerpc/booting-without-of.txt b/Documentation/powerpc/booting-without-of.txt index 3b514672b80..b41397d6430 100644 --- a/Documentation/powerpc/booting-without-of.txt +++ b/Documentation/powerpc/booting-without-of.txt @@ -497,7 +497,7 @@ looks like in practice. | |- device_type = "cpu" | |- reg = <0> | |- clock-frequency = <5f5e1000> - | |- linux,boot-cpu + | |- 64-bit | |- linux,phandle = <2> | o memory@0 @@ -509,7 +509,6 @@ looks like in practice. o chosen |- name = "chosen" |- bootargs = "root=/dev/sda2" - |- linux,platform = <00000600> |- linux,phandle = <4> This tree is almost a minimal tree. It pretty much contains the @@ -519,7 +518,7 @@ physical memory layout. It also includes misc information passed through /chosen, like in this example, the platform type (mandatory) and the kernel command line arguments (optional). -The /cpus/PowerPC,970@0/linux,boot-cpu property is an example of a +The /cpus/PowerPC,970@0/64-bit property is an example of a property without a value. All other properties have a value. The significance of the #address-cells and #size-cells properties will be explained in chapter IV which defines precisely the required nodes and @@ -733,8 +732,7 @@ address which can extend beyond that limit. that typically get driven by the same platform code in the kernel, you would use a different "model" property but put a value in "compatible". The kernel doesn't directly use that - value (see /chosen/linux,platform for how the kernel chooses a - platform type) but it is generally useful. + value but it is generally useful. The root node is also generally where you add additional properties specific to your board like the serial number if any, that sort of @@ -778,7 +776,6 @@ address which can extend beyond that limit. bytes - d-cache-size : one cell, size of L1 data cache in bytes - i-cache-size : one cell, size of L1 instruction cache in bytes - - linux, boot-cpu : Should be defined if this cpu is the boot cpu. Recommended properties: @@ -843,11 +840,6 @@ address which can extend beyond that limit. the prom_init() trampoline when booting with an OF client interface, but that you have to provide yourself when using the flattened format. - Required properties: - - - linux,platform : This is your platform number as assigned by the - architecture maintainers - Recommended properties: - bootargs : This zero-terminated string is passed as the kernel |