1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* 3 * Copyright (C) 2019-20 Sean Anderson <seanga2@gmail.com> 4 * Copyright (c) 2020 Western Digital Corporation or its affiliates. 5 */ 6 #ifndef K210_SYSCTL_H 7 #define K210_SYSCTL_H 8 9 /* 10 * Kendryte K210 SoC system controller registers offsets. 11 * Taken from Kendryte SDK (kendryte-standalone-sdk). 12 */ 13 #define K210_SYSCTL_GIT_ID 0x00 /* Git short commit id */ 14 #define K210_SYSCTL_UART_BAUD 0x04 /* Default UARTHS baud rate */ 15 #define K210_SYSCTL_PLL0 0x08 /* PLL0 controller */ 16 #define K210_SYSCTL_PLL1 0x0C /* PLL1 controller */ 17 #define K210_SYSCTL_PLL2 0x10 /* PLL2 controller */ 18 #define K210_SYSCTL_PLL_LOCK 0x18 /* PLL lock tester */ 19 #define K210_SYSCTL_ROM_ERROR 0x1C /* AXI ROM detector */ 20 #define K210_SYSCTL_SEL0 0x20 /* Clock select controller 0 */ 21 #define K210_SYSCTL_SEL1 0x24 /* Clock select controller 1 */ 22 #define K210_SYSCTL_EN_CENT 0x28 /* Central clock enable */ 23 #define K210_SYSCTL_EN_PERI 0x2C /* Peripheral clock enable */ 24 #define K210_SYSCTL_SOFT_RESET 0x30 /* Soft reset ctrl */ 25 #define K210_SYSCTL_PERI_RESET 0x34 /* Peripheral reset controller */ 26 #define K210_SYSCTL_THR0 0x38 /* Clock threshold controller 0 */ 27 #define K210_SYSCTL_THR1 0x3C /* Clock threshold controller 1 */ 28 #define K210_SYSCTL_THR2 0x40 /* Clock threshold controller 2 */ 29 #define K210_SYSCTL_THR3 0x44 /* Clock threshold controller 3 */ 30 #define K210_SYSCTL_THR4 0x48 /* Clock threshold controller 4 */ 31 #define K210_SYSCTL_THR5 0x4C /* Clock threshold controller 5 */ 32 #define K210_SYSCTL_THR6 0x50 /* Clock threshold controller 6 */ 33 #define K210_SYSCTL_MISC 0x54 /* Miscellaneous controller */ 34 #define K210_SYSCTL_PERI 0x58 /* Peripheral controller */ 35 #define K210_SYSCTL_SPI_SLEEP 0x5C /* SPI sleep controller */ 36 #define K210_SYSCTL_RESET_STAT 0x60 /* Reset source status */ 37 #define K210_SYSCTL_DMA_SEL0 0x64 /* DMA handshake selector 0 */ 38 #define K210_SYSCTL_DMA_SEL1 0x68 /* DMA handshake selector 1 */ 39 #define K210_SYSCTL_POWER_SEL 0x6C /* IO Power Mode Select controller */ 40 41 void k210_clk_early_init(void __iomem *regs); 42 43 #endif 44