On 14. 11. 23, 10:33, Manikanta Guntupalli wrote:
Describe when uartlite driver uses static/dynamic allocation for major number based on maximum number of uartlite serial ports. Signed-off-by: Manikanta Guntupalli <manikanta.guntupalli@xxxxxxx> --- Changes for V2: This patch introduced in V2. --- Documentation/admin-guide/devices.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/admin-guide/devices.txt b/Documentation/admin-guide/devices.txt index 839054923530..d2f2c9f436db 100644 --- a/Documentation/admin-guide/devices.txt +++ b/Documentation/admin-guide/devices.txt @@ -2707,6 +2707,10 @@ 187 = /dev/ttyUL0 Xilinx uartlite - port 0 ... 190 = /dev/ttyUL3 Xilinx uartlite - port 3 + + If maximum number of uartlite serial ports more than 4, then driver uses + dynamic allocation instead of static allocation for major number.
I am not sure about the placement of this comment. This looks like it holds for xvc below.
191 = /dev/xvc0 Xen virtual console - port 0 192 = /dev/ttyPZ0 pmac_zilog - port 0 ...
-- js suse labs