k210-sysctl.h 2.0 KB

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  1. /* SPDX-License-Identifier: GPL-2.0-or-later */
  2. /*
  3. * Copyright (C) 2019-20 Sean Anderson <[email protected]>
  4. * Copyright (c) 2020 Western Digital Corporation or its affiliates.
  5. */
  6. #ifndef K210_SYSCTL_H
  7. #define K210_SYSCTL_H
  8. /*
  9. * Kendryte K210 SoC system controller registers offsets.
  10. * Taken from Kendryte SDK (kendryte-standalone-sdk).
  11. */
  12. #define K210_SYSCTL_GIT_ID 0x00 /* Git short commit id */
  13. #define K210_SYSCTL_UART_BAUD 0x04 /* Default UARTHS baud rate */
  14. #define K210_SYSCTL_PLL0 0x08 /* PLL0 controller */
  15. #define K210_SYSCTL_PLL1 0x0C /* PLL1 controller */
  16. #define K210_SYSCTL_PLL2 0x10 /* PLL2 controller */
  17. #define K210_SYSCTL_PLL_LOCK 0x18 /* PLL lock tester */
  18. #define K210_SYSCTL_ROM_ERROR 0x1C /* AXI ROM detector */
  19. #define K210_SYSCTL_SEL0 0x20 /* Clock select controller 0 */
  20. #define K210_SYSCTL_SEL1 0x24 /* Clock select controller 1 */
  21. #define K210_SYSCTL_EN_CENT 0x28 /* Central clock enable */
  22. #define K210_SYSCTL_EN_PERI 0x2C /* Peripheral clock enable */
  23. #define K210_SYSCTL_SOFT_RESET 0x30 /* Soft reset ctrl */
  24. #define K210_SYSCTL_PERI_RESET 0x34 /* Peripheral reset controller */
  25. #define K210_SYSCTL_THR0 0x38 /* Clock threshold controller 0 */
  26. #define K210_SYSCTL_THR1 0x3C /* Clock threshold controller 1 */
  27. #define K210_SYSCTL_THR2 0x40 /* Clock threshold controller 2 */
  28. #define K210_SYSCTL_THR3 0x44 /* Clock threshold controller 3 */
  29. #define K210_SYSCTL_THR4 0x48 /* Clock threshold controller 4 */
  30. #define K210_SYSCTL_THR5 0x4C /* Clock threshold controller 5 */
  31. #define K210_SYSCTL_THR6 0x50 /* Clock threshold controller 6 */
  32. #define K210_SYSCTL_MISC 0x54 /* Miscellaneous controller */
  33. #define K210_SYSCTL_PERI 0x58 /* Peripheral controller */
  34. #define K210_SYSCTL_SPI_SLEEP 0x5C /* SPI sleep controller */
  35. #define K210_SYSCTL_RESET_STAT 0x60 /* Reset source status */
  36. #define K210_SYSCTL_DMA_SEL0 0x64 /* DMA handshake selector 0 */
  37. #define K210_SYSCTL_DMA_SEL1 0x68 /* DMA handshake selector 1 */
  38. #define K210_SYSCTL_POWER_SEL 0x6C /* IO Power Mode Select controller */
  39. void k210_clk_early_init(void __iomem *regs);
  40. #endif