/*- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD * * Copyright (c) 2013 Thomas Skibo * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD$ */ /* * Defines for Zynq-7000 SLCR registers. * * Most of these registers are initialized by the First Stage Boot * Loader and are not modified by the kernel. * * Reference: Zynq-7000 All Programmable SoC Technical Reference Manual. * (v1.4) November 16, 2012. Xilinx doc UG585. SLCR register definitions * are in appendix B.28. */ #ifndef _ZY7_SLCR_H_ #define _ZY7_SLCR_H_ #define ZY7_SCLR_SCL 0x0000 #define ZY7_SLCR_LOCK 0x0004 #define ZY7_SLCR_LOCK_MAGIC 0x767b #define ZY7_SLCR_UNLOCK 0x0008 #define ZY7_SLCR_UNLOCK_MAGIC 0xdf0d #define ZY7_SLCR_LOCKSTA 0x000c /* PLL controls. */ #define ZY7_SLCR_ARM_PLL_CTRL 0x0100 #define ZY7_SLCR_DDR_PLL_CTRL 0x0104 #define ZY7_SLCR_IO_PLL_CTRL 0x0108 #define ZY7_SLCR_PLL_CTRL_RESET (1<<0) #define ZY7_SLCR_PLL_CTRL_PWRDWN (1<<1) #define ZY7_SLCR_PLL_CTRL_BYPASS_QUAL (1<<3) #define ZY7_SLCR_PLL_CTRL_BYPASS_FORCE (1<<4) #define ZY7_SLCR_PLL_CTRL_FDIV_SHIFT 12 #define ZY7_SLCR_PLL_CTRL_FDIV_MASK (0x7f<<12) #define ZY7_SLCR_PLL_STATUS 0x010c #define ZY7_SLCR_PLL_STAT_ARM_PLL_LOCK (1<<0) #define ZY7_SLCR_PLL_STAT_DDR_PLL_LOCK (1<<1) #define ZY7_SLCR_PLL_STAT_IO_PLL_LOCK (1<<2) #define ZY7_SLCR_PLL_STAT_ARM_PLL_STABLE (1<<3) #define ZY7_SLCR_PLL_STAT_DDR_PLL_STABLE (1<<4) #define ZY7_SLCR_PLL_STAT_IO_PLL_STABLE (1<<5) #define ZY7_SLCR_ARM_PLL_CFG 0x0110 #define ZY7_SLCR_DDR_PLL_CFG 0x0114 #define ZY7_SLCR_IO_PLL_CFG 0x0118 #define ZY7_SLCR_PLL_CFG_RES_SHIFT 4 #define ZY7_SLCR_PLL_CFG_RES_MASK (0xf<<4) #define ZY7_SLCR_PLL_CFG_PLL_CP_SHIFT 8 #define ZY7_SLCR_PLL_CFG_PLL_CP_MASK (0xf<<8) #define ZY7_SLCR_PLL_CFG_LOCK_CNT_SHIFT 12 #define ZY7_SLCR_PLL_CFG_LOCK_CNT_MASK (0x3ff<<12) /* Clock controls. */ #define ZY7_SLCR_ARM_CLK_CTRL 0x0120 #define ZY7_SLCR_ARM_CLK_CTRL_CPU_PERI_CLKACT (1<<28) #define ZY7_SLCR_ARM_CLK_CTRL_CPU_1XCLKACT (1<<27) #define ZY7_SLCR_ARM_CLK_CTRL_CPU_2XCLKACT (1<<26) #define ZY7_SLCR_ARM_CLK_CTRL_CPU_3OR2XCLKACT (1<<25) #define ZY7_SLCR_ARM_CLK_CTRL_CPU_6OR4XCLKACT (1<<24) #define ZY7_SLCR_ARM_CLK_CTRL_SRCSEL_MASK (3<<4) #define ZY7_SLCR_ARM_CLK_CTRL_SRCSEL_ARM_PLL (0<<4) #define ZY7_SLCR_ARM_CLK_CTRL_SRCSEL_DDR_PLL (2<<4) #define ZY7_SLCR_ARM_CLK_CTRL_SRCSEL_IO_PLL (3<<4) #define ZY7_SLCR_ARM_CLK_CTRL_DIVISOR_SHIFT 8 #define ZY7_SLCR_ARM_CLK_CTRL_DIVISOR_MASK (0x3f<<8) #define ZY7_SLCR_DDR_CLK_CTRL 0x0124 #define ZY7_SLCR_DDR_CLK_CTRL_2XCLK_DIV_SHIFT 26 #define ZY7_SLCR_DDR_CLK_CTRL_2XCLK_DIV_MASK (0x3f<<26) #define ZY7_SLCR_DDR_CLK_CTRL_3XCLK_DIV_SHIFT 20 #define ZY7_SLCR_DDR_CLK_CTRL_3XCLK_DIV_MASK (0x3f<<20) #define ZY7_SLCR_DDR_CLK_CTRL_2XCLKACT (1<<1) #define ZY7_SLCR_DDR_CLK_CTRL_3XCLKACT (1<<0) #define ZY7_SLCR_DCI_CLK_CTRL 0x0128 #define ZY7_SLCR_DCI_CLK_CTRL_DIVISOR1_SHIFT 20 #define ZY7_SLCR_DCI_CLK_CTRL_DIVISOR1_MASK (0x3f<<20) #define ZY7_SLCR_DCI_CLK_CTRL_DIVISOR0_SHIFT 8 #define ZY7_SLCR_DCI_CLK_CTRL_DIVISOR0_MASK (0x3f<<8) #define ZY7_SLCR_DCI_CLK_CTRL_CLKACT (1<<0) #define ZY7_SLCR_APER_CLK_CTRL 0x012c /* amba periph clk ctrl */ #define ZY7_SLCR_APER_CLK_CTRL_SMC_CPU_1XCLKACT (1<<24) #define ZY7_SLCR_APER_CLK_CTRL_LQSPI_CPU_1XCLKACT (1<<23) #define ZY7_SLCR_APER_CLK_CTRL_GPIO_CPU_1XCLKACT (1<<22) #define ZY7_SLCR_APER_CLK_CTRL_UART1_CPU_1XCLKACT (1<<21) #define ZY7_SLCR_APER_CLK_CTRL_UART0_CPU_1XCLKACT (1<<20) #define ZY7_SLCR_APER_CLK_CTRL_I2C1_CPU_1XCLKACT (1<<19) #define ZY7_SLCR_APER_CLK_CTRL_I2C0_CPU_1XCLKACT (1<<18) #define ZY7_SLCR_APER_CLK_CTRL_CAN1_CPU_1XCLKACT (1<<17) #define ZY7_SLCR_APER_CLK_CTRL_CAN0_CPU_1XCLKACT (1<<16) #define ZY7_SLCR_APER_CLK_CTRL_SPI1_CPU_1XCLKACT (1<<15) #define ZY7_SLCR_APER_CLK_CTRL_SPI0_CPU_1XCLKACT (1<<14) #define ZY7_SLCR_APER_CLK_CTRL_SDI1_CPU_1XCLKACT (1<<11) #define ZY7_SLCR_APER_CLK_CTRL_SDI0_CPU_1XCLKACT (1<<10) #define ZY7_SLCR_APER_CLK_CTRL_GEM1_CPU_1XCLKACT (1<<7) #define ZY7_SLCR_APER_CLK_CTRL_GEM0_CPU_1XCLKACT (1<<6) #define ZY7_SLCR_APER_CLK_CTRL_USB1_CPU_1XCLKACT (1<<3) #define ZY7_SLCR_APER_CLK_CTRL_USB0_CPU_1XCLKACT (1<<2) #define ZY7_SLCR_APER_CLK_CTRL_DMA_CPU_1XCLKACT (1<<0) #define ZY7_SLCR_USB0_CLK_CTRL 0x0130 #define ZY7_SLCR_USB1_CLK_CTRL 0x0134 #define ZY7_SLCR_GEM0_RCLK_CTRL 0x0138 #define ZY7_SLCR_GEM1_RCLK_CTRL 0x013c #define ZY7_SLCR_GEM0_CLK_CTRL 0x0140 #define ZY7_SLCR_GEM1_CLK_CTRL 0x0144 #define ZY7_SLCR_GEM_CLK_CTRL_DIVISOR1_MASK (0x3f<<20) #define ZY7_SLCR_GEM_CLK_CTRL_DIVISOR1_SHIFT 20 #define ZY7_SLCR_GEM_CLK_CTRL_DIVISOR1_MAX 0x3f #define ZY7_SLCR_GEM_CLK_CTRL_DIVISOR_MASK (0x3f<<8) #define ZY7_SLCR_GEM_CLK_CTRL_DIVISOR_SHIFT 8 #define ZY7_SLCR_GEM_CLK_CTRL_DIVISOR_MAX 0x3f #define ZY7_SLCR_GEM_CLK_CTRL_SRCSEL_MASK (7<<4) #define ZY7_SLCR_GEM_CLK_CTRL_SRCSEL_IO_PLL (0<<4) #define ZY7_SLCR_GEM_CLK_CTRL_SRCSEL_ARM_PLL (2<<4) #define ZY7_SLCR_GEM_CLK_CTRL_SRCSEL_DDR_PLL (3<<4) #define ZY7_SLCR_GEM_CLK_CTRL_SRCSEL_EMIO_CLK (4<<4) #define ZY7_SLCR_GEM_CLK_CTRL_CLKACT 1 #define ZY7_SLCR_SMC_CLK_CTRL 0x0148 #define ZY7_SLCR_LQSPI_CLK_CTRL 0x014c #define ZY7_SLCR_SDIO_CLK_CTRL 0x0150 #define ZY7_SLCR_UART_CLK_CTRL 0x0154 #define ZY7_SLCR_SPI_CLK_CTRL 0x0158 #define ZY7_SLCR_CAN_CLK_CTRL 0x015c #define ZY7_SLCR_CAN_MIOCLK_CTRL 0x0160 #define ZY7_SLCR_DBG_CLK_CTRL 0x0164 #define ZY7_SLCR_PCAP_CLK_CTRL 0x0168 #define ZY7_SLCR_TOPSW_CLK_CTRL 0x016c /* central intercnn clk ctrl */ #define ZY7_SLCR_FPGA_CLK_CTRL(unit) (0x0170 + 0x10*(unit)) #define ZY7_SLCR_FPGA_CLK_CTRL_DIVISOR1_SHIFT 20 #define ZY7_SLCR_FPGA_CLK_CTRL_DIVISOR1_MASK (0x3f << 20) #define ZY7_SLCR_FPGA_CLK_CTRL_DIVISOR0_SHIFT 8 #define ZY7_SLCR_FPGA_CLK_CTRL_DIVISOR0_MASK (0x3f << 8) #define ZY7_SLCR_FPGA_CLK_CTRL_DIVISOR_MAX 0x3f #define ZY7_SLCR_FPGA_CLK_CTRL_SRCSEL_SHIFT 4 #define ZY7_SLCR_FPGA_CLK_CTRL_SRCSEL_MASK (3 << 4) #define ZY7_SLCR_FPGA_THR_CTRL(unit) (0x0174 + 0x10*(unit)) #define ZY7_SLCR_FPGA_THR_CTRL_CNT_RST (1 << 1) #define ZY7_SLCR_FPGA_THR_CTRL_CPU_START (1 << 0) #define ZY7_SLCR_FPGA_THR_CNT(unit) (0x0178 + 0x10*(unit)) #define ZY7_SLCR_FPGA_THR_STA(unit) (0x017c + 0x10*(unit)) #define ZY7_SLCR_CLK_621_TRUE 0x01c4 /* cpu clock ratio mode */ /* Reset controls. */ #define ZY7_SLCR_PSS_RST_CTRL 0x0200 #define ZY7_SLCR_PSS_RST_CTRL_SOFT_RESET (1<<0) #define ZY7_SLCR_DDR_RST_CTRL 0x0204 #define ZY7_SLCR_TOPSW_RST_CTRL 0x0208 #define ZY7_SLCR_DMAC_RST_CTRL 0x020c #define ZY7_SLCR_USB_RST_CTRL 0x0210 #define ZY7_SLCR_GEM_RST_CTRL 0x0214 #define ZY7_SLCR_SDIO_RST_CTRL 0x0218 #define ZY7_SLCR_SPI_RST_CTRL 0x021c #define ZY7_SLCR_CAN_RST_CTRL 0x0220 #define ZY7_SLCR_I2C_RST_CTRL 0x0224 #define ZY7_SLCR_UART_RST_CTRL 0x0228 #define ZY7_SLCR_GPIO_RST_CTRL 0x022c #define ZY7_SLCR_LQSPI_RST_CTRL 0x0230 #define ZY7_SLCR_SMC_RST_CTRL 0x0234 #define ZY7_SLCR_OCM_RST_CTRL 0x0238 #define ZY7_SLCR_DEVCI_RST_CTRL 0x023c #define ZY7_SLCR_FPGA_RST_CTRL 0x0240 #define ZY7_SLCR_FPGA_RST_CTRL_FPGA3_OUT_RST (1<<3) #define ZY7_SLCR_FPGA_RST_CTRL_FPGA2_OUT_RST (1<<2) #define ZY7_SLCR_FPGA_RST_CTRL_FPGA1_OUT_RST (1<<1) #define ZY7_SLCR_FPGA_RST_CTRL_FPGA0_OUT_RST (1<<0) #define ZY7_SLCR_FPGA_RST_CTRL_RST_ALL 0xf #define ZY7_SLCR_A9_CPU_RST_CTRL 0x0244 #define ZY7_SLCR_RS_AWDT_CTRL 0x024c #define ZY7_SLCR_REBOOT_STAT 0x0258 #define ZY7_SLCR_REBOOT_STAT_STATE_MASK (0xff<<24) #define ZY7_SLCR_REBOOT_STAT_POR (1<<22) #define ZY7_SLCR_REBOOT_STAT_SRST_B (1<<21) #define ZY7_SLCR_REBOOT_STAT_DBG_RST (1<<20) #define ZY7_SLCR_REBOOT_STAT_SLC_RST (1<<19) #define ZY7_SLCR_REBOOT_STAT_AWDT1_RST (1<<18) #define ZY7_SLCR_REBOOT_STAT_AWDT0_RST (1<<17) #define ZY7_SLCR_REBOOT_STAT_SWDT_RST (1<<16) #define ZY7_SLCR_REBOOT_STAT_BOOTROM_ERR_CODE_MASK (0xffff) #define ZY7_SLCR_BOOT_MODE 0x025c #define ZY7_SLCR_BOOT_MODE_PLL_BYPASS (1<<4) #define ZY7_SLCR_BOOT_MODE_JTAG_INDEP (1<<3) #define ZY7_SLCR_BOOT_MODE_BOOTDEV_MASK 7 #define ZY7_SLCR_BOOT_MODE_BOOTDEV_JTAG 0 #define ZY7_SLCR_BOOT_MODE_BOOTDEV_QUAD_SPI 1 #define ZY7_SLCR_BOOT_MODE_BOOTDEV_NOR 2 #define ZY7_SLCR_BOOT_MODE_BOOTDEV_NAND 4 #define ZY7_SLCR_BOOT_MODE_BOOTDEV_SD_CARD 5 #define ZY7_SLCR_APU_CTRL 0x0300 #define ZY7_SLCR_WDT_CLK_SEL 0x0304 #define ZY7_SLCR_PSS_IDCODE 0x0530 #define ZY7_SLCR_PSS_IDCODE_REVISION_MASK (0xf<<28) #define ZY7_SLCR_PSS_IDCODE_REVISION_SHIFT 28 #define ZY7_SLCR_PSS_IDCODE_FAMILY_MASK (0x7f<<21) #define ZY7_SLCR_PSS_IDCODE_FAMILY_SHIFT 21 #define ZY7_SLCR_PSS_IDCODE_SUB_FAMILY_MASK (0xf<<17) #define ZY7_SLCR_PSS_IDCODE_SUB_FAMILY_SHIFT 17 #define ZY7_SLCR_PSS_IDCODE_DEVICE_MASK (0x1f<<12) #define ZY7_SLCR_PSS_IDCODE_DEVICE_SHIFT 12 #define ZY7_SLCR_PSS_IDCODE_MNFR_ID_MASK (0x7ff<<1) #define ZY7_SLCR_PSS_IDCODE_MNFR_ID_SHIFT 1 #define ZY7_SLCR_DDR_URGENT 0x0600 #define ZY7_SLCR_DDR_CAL_START 0x060c #define ZY7_SLCR_DDR_REF_START 0x0614 #define ZY7_SLCR_DDR_CMD_STA 0x0618 #define ZY7_SLCR_DDR_URGENT_SEL 0x061c #define ZY7_SLCR_DDR_DFI_STATUS 0x0620 /* MIO Pin controls */ #define ZY7_SLCR_MIO_PIN(n) (0x0700+(n)*4) /* 0-53 */ #define ZY7_SLCR_MIO_PIN_RCVR_DIS (1<<13) #define ZY7_SLCR_MIO_PIN_PULLUP_EN (1<<12) #define ZY7_SLCR_MIO_PIN_IO_TYPE_MASK (7<<9) #define ZY7_SLCR_MIO_PIN_IO_TYPE_LVTTL (0<<9) #define ZY7_SLCR_MIO_PIN_IO_TYPE_LVCMOS18 (1<<9) #define ZY7_SLCR_MIO_PIN_IO_TYPE_LVCMOS25 (2<<9) #define ZY7_SLCR_MIO_PIN_IO_TYPE_LVCMOS33 (3<<9) #define ZY7_SLCR_MIO_PIN_IO_TYPE_HSTL (4<<9) #define ZY7_SLCR_MIO_PIN_L2_SEL_MASK (3<<3) #define ZY7_SLCR_MIO_PIN_L2_SEL_L3_MUX (0<<3) #define ZY7_SLCR_MIO_PIN_L2_SEL_SRAM_NOR_CS0 (1<<3) #define ZY7_SLCR_MIO_PIN_L2_SEL_NAND_CS (2<<3) #define ZY7_SLCR_MIO_PIN_L2_SEL_SDIO0_PC (3<<3) #define ZY7_SLCR_MIO_PIN_L1_SEL (1<<2) #define ZY7_SLCR_MIO_PIN_L0_SEL (1<<1) #define ZY7_SLCR_MIO_PIN_TRI_EN (1<<0) #define ZY7_SLCR_MIO_LOOPBACK 0x0804 #define ZY7_SLCR_MIO_LOOPBACK_I2C0_I2C1 (1<<3) #define ZY7_SLCR_MIO_LOOPBACK_CAN0_CAN1 (1<<2) #define ZY7_SLCR_MIO_LOOPBACK_UA0_UA1 (1<<1) #define ZY7_SLCR_MIO_LOOPBACK_SPI0_SPI1 (1<<0) #define ZY7_SLCR_MIO_MST_TRI0 0x080c #define ZY7_SLCR_MIO_MST_TRI1 0x0810 #define ZY7_SLCR_SD0_WP_CD_SEL 0x0830 #define ZY7_SLCR_SD1_WP_CD_SEL 0x0834 /* PS-PL level shifter control. */ #define ZY7_SLCR_LVL_SHFTR_EN 0x900 #define ZY7_SLCR_LVL_SHFTR_EN_USER_LVL_IN_EN_0 (1<<3) /* PL to PS */ #define ZY7_SLCR_LVL_SHFTR_EN_USER_LVL_OUT_EN_0 (1<<2) /* PS to PL */ #define ZY7_SLCR_LVL_SHFTR_EN_USER_LVL_IN_EN_1 (1<<1) /* PL to PS */ #define ZY7_SLCR_LVL_SHFTR_EN_USER_LVL_OUT_EN_1 (1<<0) /* PS to PL */ #define ZY7_SLCR_LVL_SHFTR_EN_ALL 0xf #define ZY7_SLCR_OCM_CFG 0x0910 #define ZY7_SLCR_GPIOB_CTRL 0x0b00 #define ZY7_SLCR_GPIOB_CFG_CMOS18 0x0b04 #define ZY7_SLCR_GPIOB_CFG_CMOS25 0x0b08 #define ZY7_SLCR_GPIOB_CFG_CMOS33 0x0b0c #define ZY7_SLCR_GPIOB_CFG_LVTTL 0x0b10 #define ZY7_SLCR_GPIOB_CFG_HSTL 0x0b14 #define ZY7_SLCR_GPIOB_DRVR_BIAS_CTRL 0x0b18 #define ZY7_SLCR_DDRIOB_ADDR0 0x0b40 #define ZY7_SLCR_DDRIOB_ADDR1 0x0b44 #define ZY7_SLCR_DDRIOB_DATA0 0x0b48 #define ZY7_SLCR_DDRIOB_DATA1 0x0b4c #define ZY7_SLCR_DDRIOB_DIFF0 0x0b50 #define ZY7_SLCR_DDRIOB_DIFF1 0x0b54 #define ZY7_SLCR_DDRIOB_CLK 0x0b58 #define ZY7_SLCR_DDRIOB_DRIVE_SLEW_ADDR 0x0b5c #define ZY7_SLCR_DDRIOB_DRIVE_SLEW_DATA 0x0b60 #define ZY7_SLCR_DDRIOB_DRIVE_SLEW_DIFF 0x0b64 #define ZY7_SLCR_DDRIOB_DRIVE_SLEW_CLK 0x0b68 #define ZY7_SLCR_DDRIOB_DDR_CTRL 0x0b6c #define ZY7_SLCR_DDRIOB_DCI_CTRL 0x0b70 #define ZY7_SLCR_DDRIOB_DCI_STATUS 0x0b74 #ifdef _KERNEL extern void zy7_slcr_preload_pl(void); extern void zy7_slcr_postload_pl(int en_level_shifters); extern int cgem_set_ref_clk(int unit, int frequency); /* Should be consistent with SRCSEL field of FPGAx_CLK_CTRL */ #define ZY7_PL_FCLK_SRC_IO 0 #define ZY7_PL_FCLK_SRC_IO_ALT 1 /* ZY7_PL_FCLK_SRC_IO is b0x */ #define ZY7_PL_FCLK_SRC_ARM 2 #define ZY7_PL_FCLK_SRC_DDR 3 int zy7_pl_fclk_set_source(int unit, int source); int zy7_pl_fclk_get_source(int unit); int zy7_pl_fclk_set_freq(int unit, int freq); int zy7_pl_fclk_get_freq(int unit); int zy7_pl_fclk_enable(int unit); int zy7_pl_fclk_disable(int unit); int zy7_pl_fclk_enabled(int unit); int zy7_pl_level_shifters_enabled(void); void zy7_pl_level_shifters_enable(void); void zy7_pl_level_shifters_disable(void); #endif #endif /* _ZY7_SLCR_H_ */