spi: pxa2xx: Fix checkpatch spacing errors

spi: pxa2xx: Fix checkpatch spacing errors

Fix checkpatch errors:

  ERROR: space prohibited before that ',' (ctx:WxW)
  #255: FILE: spi-pxa2xx-pci.c:255:
  +	ssp->clk = clk_register_fixed_rate(&dev->dev, buf , NULL, 0,
 	                                                  ^
  ERROR: "foo* bar" should be "foo *bar"
  #621: FILE: spi-pxa2xx.c:621:
  +static void int_error_stop(struct driver_data *drv_data, const char* msg)

Signed-off-by: Jay Fang <f.fangjian@huawei.com>
Link: https://lore.kernel.org/r/1616566602-13894-4-git-send-email-f.fangjian@huawei.com
Signed-off-by: Mark Brown <broonie@kernel.org>