clk: renesas: Updates for v4.21

  - Add support for SDHI and USB clocks on RZ/A2,
  - Add support for RPC (SPI Multi I/O Bus Controller) clocks on R-Car
    V3M.
clk: renesas: r7s9210: Add USB clocks

Add USB clocks for RZ/A2

Signed-off-by: Chris Brandt <chris.brandt@renesas.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
1 file changed