mpp.c 727 B

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  1. // SPDX-License-Identifier: GPL-2.0-only
  2. /*
  3. * arch/arm/mach-mv78x00/mpp.c
  4. *
  5. * MPP functions for Marvell MV78x00 SoCs
  6. */
  7. #include <linux/gpio.h>
  8. #include <linux/kernel.h>
  9. #include <linux/init.h>
  10. #include <linux/io.h>
  11. #include <plat/mpp.h>
  12. #include "mv78xx0.h"
  13. #include "common.h"
  14. #include "mpp.h"
  15. static unsigned int __init mv78xx0_variant(void)
  16. {
  17. u32 dev, rev;
  18. mv78xx0_pcie_id(&dev, &rev);
  19. if (dev == MV78100_DEV_ID && rev >= MV78100_REV_A0)
  20. return MPP_78100_A0_MASK;
  21. printk(KERN_ERR "MPP setup: unknown mv78x00 variant "
  22. "(dev %#x rev %#x)\n", dev, rev);
  23. return 0;
  24. }
  25. void __init mv78xx0_mpp_conf(unsigned int *mpp_list)
  26. {
  27. orion_mpp_conf(mpp_list, mv78xx0_variant(),
  28. MPP_MAX, DEV_BUS_VIRT_BASE);
  29. }