xref: /freebsd/sys/arm/xilinx/zy7_slcr.h (revision f05cddf9)
1 /*-
2  * Copyright (c) 2013 Thomas Skibo
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  *
26  * $FreeBSD$
27  */
28 
29 /*
30  * Defines for Zynq-7000 SLCR registers.
31  *
32  * Most of these registers are initialized by the First Stage Boot
33  * Loader and are not modified by the kernel.
34  *
35  * Reference: Zynq-7000 All Programmable SoC Technical Reference Manual.
36  * (v1.4) November 16, 2012.  Xilinx doc UG585.  SLCR register definitions
37  * are in appendix B.28.
38  */
39 
40 
41 #ifndef _ZY7_SLCR_H_
42 #define _ZY7_SLCR_H_
43 
44 #define ZY7_SCLR_SCL			0x0000
45 #define ZY7_SLCR_LOCK			0x0004
46 #define   ZY7_SLCR_LOCK_MAGIC				0x767b
47 #define ZY7_SLCR_UNLOCK			0x0008
48 #define   ZY7_SLCR_UNLOCK_MAGIC				0xdf0d
49 #define ZY7_SLCR_LOCKSTA		0x000c
50 
51 /* PLL controls. */
52 #define ZY7_SLCR_ARM_PLL_CTRL		0x0100
53 #define ZY7_SLCR_DDR_PLL_CTRL		0x0104
54 #define ZY7_SLCR_IO_PLL_CTRL		0x0108
55 #define   ZY7_SLCR_PLL_CTRL_RESET			(1<<0)
56 #define   ZY7_SLCR_PLL_CTRL_PWRDWN			(1<<1)
57 #define   ZY7_SLCR_PLL_CTRL_BYPASS_QUAL			(1<<3)
58 #define   ZY7_SLCR_PLL_CTRL_BYPASS_FORCE		(1<<4)
59 #define   ZY7_SLCR_PLL_CTRL_FDIV_SHIFT			12
60 #define   ZY7_SLCR_PLL_CTRL_FDIV_MASK			(0x7f<<12)
61 #define ZY7_SLCR_PLL_STATUS		0x010c
62 #define   ZY7_SLCR_PLL_STAT_ARM_PLL_LOCK		(1<<0)
63 #define   ZY7_SLCR_PLL_STAT_DDR_PLL_LOCK		(1<<1)
64 #define   ZY7_SLCR_PLL_STAT_IO_PLL_LOCK			(1<<2)
65 #define   ZY7_SLCR_PLL_STAT_ARM_PLL_STABLE		(1<<3)
66 #define   ZY7_SLCR_PLL_STAT_DDR_PLL_STABLE		(1<<4)
67 #define   ZY7_SLCR_PLL_STAT_IO_PLL_STABLE		(1<<5)
68 #define ZY7_SLCR_ARM_PLL_CFG		0x0110
69 #define ZY7_SLCR_DDR_PLL_CFG		0x0114
70 #define ZY7_SLCR_IO_PLL_CFG		0x0118
71 #define   ZY7_SLCR_PLL_CFG_RES_SHIFT			4
72 #define   ZY7_SLCR_PLL_CFG_RES_MASK			(0xf<<4)
73 #define   ZY7_SLCR_PLL_CFG_PLL_CP_SHIFT			8
74 #define   ZY7_SLCR_PLL_CFG_PLL_CP_MASK			(0xf<<8)
75 #define   ZY7_SLCR_PLL_CFG_LOCK_CNT_SHIFT		12
76 #define   ZY7_SLCR_PLL_CFG_LOCK_CNT_MASK		(0x3ff<<12)
77 
78 /* Clock controls. */
79 #define ZY7_SLCR_ARM_CLK_CTRL		0x0120
80 #define   ZY7_SLCR_ARM_CLK_CTRL_CPU_PERI_CLKACT		(1<<28)
81 #define   ZY7_SLCR_ARM_CLK_CTRL_CPU_1XCLKACT		(1<<27)
82 #define   ZY7_SLCR_ARM_CLK_CTRL_CPU_2XCLKACT		(1<<26)
83 #define   ZY7_SLCR_ARM_CLK_CTRL_CPU_3OR2XCLKACT 	(1<<25)
84 #define   ZY7_SLCR_ARM_CLK_CTRL_CPU_6OR4XCLKACT 	(1<<24)
85 #define   ZY7_SLCR_ARM_CLK_CTRL_SRCSEL_MASK		(3<<4)
86 #define   ZY7_SLCR_ARM_CLK_CTRL_SRCSEL_ARM_PLL		(0<<4)
87 #define   ZY7_SLCR_ARM_CLK_CTRL_SRCSEL_DDR_PLL		(2<<4)
88 #define   ZY7_SLCR_ARM_CLK_CTRL_SRCSEL_IO_PLL		(3<<4)
89 #define   ZY7_SLCR_ARM_CLK_CTRL_DIVISOR_SHIFT		8
90 #define   ZY7_SLCR_ARM_CLK_CTRL_DIVISOR_MASK		(0x3f<<8)
91 #define ZY7_SLCR_DDR_CLK_CTRL		0x0124
92 #define   ZY7_SLCR_DDR_CLK_CTRL_2XCLK_DIV_SHIFT 	26
93 #define   ZY7_SLCR_DDR_CLK_CTRL_2XCLK_DIV_MASK		(0x3f<<26)
94 #define   ZY7_SLCR_DDR_CLK_CTRL_3XCLK_DIV_SHIFT		20
95 #define   ZY7_SLCR_DDR_CLK_CTRL_3XCLK_DIV_MASK		(0x3f<<20)
96 #define   ZY7_SLCR_DDR_CLK_CTRL_2XCLKACT		(1<<1)
97 #define   ZY7_SLCR_DDR_CLK_CTRL_3XCLKACT		(1<<0)
98 #define ZY7_SLCR_DCI_CLK_CTRL		0x0128
99 #define   ZY7_SLCR_DCI_CLK_CTRL_DIVISOR1_SHIFT		20
100 #define   ZY7_SLCR_DCI_CLK_CTRL_DIVISOR1_MASK		(0x3f<<20)
101 #define   ZY7_SLCR_DCI_CLK_CTRL_DIVISOR0_SHIFT		8
102 #define   ZY7_SLCR_DCI_CLK_CTRL_DIVISOR0_MASK		(0x3f<<8)
103 #define   ZY7_SLCR_DCI_CLK_CTRL_CLKACT			(1<<0)
104 #define ZY7_SLCR_APER_CLK_CTRL		0x012c	/* amba periph clk ctrl */
105 #define   ZY7_SLCR_APER_CLK_CTRL_SMC_CPU_1XCLKACT	(1<<24)
106 #define   ZY7_SLCR_APER_CLK_CTRL_LQSPI_CPU_1XCLKACT	(1<<23)
107 #define   ZY7_SLCR_APER_CLK_CTRL_GPIO_CPU_1XCLKACT	(1<<22)
108 #define   ZY7_SLCR_APER_CLK_CTRL_UART1_CPU_1XCLKACT	(1<<21)
109 #define   ZY7_SLCR_APER_CLK_CTRL_UART0_CPU_1XCLKACT	(1<<20)
110 #define   ZY7_SLCR_APER_CLK_CTRL_I2C1_CPU_1XCLKACT	(1<<19)
111 #define   ZY7_SLCR_APER_CLK_CTRL_I2C0_CPU_1XCLKACT	(1<<18)
112 #define   ZY7_SLCR_APER_CLK_CTRL_CAN1_CPU_1XCLKACT	(1<<17)
113 #define   ZY7_SLCR_APER_CLK_CTRL_CAN0_CPU_1XCLKACT	(1<<16)
114 #define   ZY7_SLCR_APER_CLK_CTRL_SPI1_CPU_1XCLKACT	(1<<15)
115 #define   ZY7_SLCR_APER_CLK_CTRL_SPI0_CPU_1XCLKACT	(1<<14)
116 #define   ZY7_SLCR_APER_CLK_CTRL_SDI1_CPU_1XCLKACT	(1<<11)
117 #define   ZY7_SLCR_APER_CLK_CTRL_SDI0_CPU_1XCLKACT	(1<<10)
118 #define   ZY7_SLCR_APER_CLK_CTRL_GEM1_CPU_1XCLKACT	(1<<7)
119 #define   ZY7_SLCR_APER_CLK_CTRL_GEM0_CPU_1XCLKACT	(1<<6)
120 #define   ZY7_SLCR_APER_CLK_CTRL_USB1_CPU_1XCLKACT	(1<<3)
121 #define   ZY7_SLCR_APER_CLK_CTRL_USB0_CPU_1XCLKACT	(1<<2)
122 #define   ZY7_SLCR_APER_CLK_CTRL_DMA_CPU_1XCLKACT	(1<<0)
123 #define ZY7_SLCR_USB0_CLK_CTRL		0x0130
124 #define ZY7_SLCR_USB1_CLK_CTRL		0x0134
125 #define ZY7_SLCR_GEM0_RCLK_CTRL		0x0138
126 #define ZY7_SLCR_GEM1_RCLK_CTRL		0x013c
127 #define ZY7_SLCR_GEM0_CLK_CTRL		0x0140
128 #define ZY7_SLCR_GEM1_CLK_CTRL		0x0144
129 #define ZY7_SLCR_SMC_CLK_CTRL		0x0148
130 #define ZY7_SLCR_LQSPI_CLK_CTRL		0x014c
131 #define ZY7_SLCR_SDIO_CLK_CTRL		0x0150
132 #define ZY7_SLCR_UART_CLK_CTRL		0x0154
133 #define ZY7_SLCR_SPI_CLK_CTRL		0x0158
134 #define ZY7_SLCR_CAN_CLK_CTRL		0x015c
135 #define ZY7_SLCR_CAN_MIOCLK_CTRL	0x0160
136 #define ZY7_SLCR_DBG_CLK_CTRL		0x0164
137 #define ZY7_SLCR_PCAP_CLK_CTRL		0x0168
138 #define ZY7_SLCR_TOPSW_CLK_CTRL		0x016c	/* central intercnn clk ctrl */
139 #define ZY7_SLCR_FPGA0_CLK_CTRL		0x0170
140 #define ZY7_SLCR_FPGA1_CLK_CTRL		0x0180
141 #define ZY7_SLCR_FPGA2_CLK_CTRL		0x0190
142 #define ZY7_SLCR_FPGA3_CLK_CTRL		0x01a0
143 #define ZY7_SLCR_CLK_621_TRUE		0x01c4	/* cpu clock ratio mode */
144 
145 /* Reset controls. */
146 #define ZY7_SLCR_PSS_RST_CTRL		0x0200
147 #define   ZY7_SLCR_PSS_RST_CTRL_SOFT_RESET		(1<<0)
148 #define ZY7_SLCR_DDR_RST_CTRL		0x0204
149 #define ZY7_SLCR_TOPSW_RST_CTRL		0x0208
150 #define ZY7_SLCR_DMAC_RST_CTRL		0x020c
151 #define ZY7_SLCR_USB_RST_CTRL		0x0210
152 #define ZY7_SLCR_GEM_RST_CTRL		0x0214
153 #define ZY7_SLCR_SDIO_RST_CTRL		0x0218
154 #define ZY7_SLCR_SPI_RST_CTRL		0x021c
155 #define ZY7_SLCR_CAN_RST_CTRL		0x0220
156 #define ZY7_SLCR_I2C_RST_CTRL		0x0224
157 #define ZY7_SLCR_UART_RST_CTRL		0x0228
158 #define ZY7_SLCR_GPIO_RST_CTRL		0x022c
159 #define ZY7_SLCR_LQSPI_RST_CTRL		0x0230
160 #define ZY7_SLCR_SMC_RST_CTRL		0x0234
161 #define ZY7_SLCR_OCM_RST_CTRL		0x0238
162 #define ZY7_SLCR_DEVCI_RST_CTRL		0x023c
163 #define ZY7_SLCR_FPGA_RST_CTRL		0x0240
164 #define   ZY7_SLCR_FPGA_RST_CTRL_FPGA3_OUT_RST		(1<<3)
165 #define   ZY7_SLCR_FPGA_RST_CTRL_FPGA2_OUT_RST		(1<<2)
166 #define   ZY7_SLCR_FPGA_RST_CTRL_FPGA1_OUT_RST		(1<<1)
167 #define   ZY7_SLCR_FPGA_RST_CTRL_FPGA0_OUT_RST		(1<<0)
168 #define   ZY7_SLCR_FPGA_RST_CTRL_RST_ALL		0xf
169 #define ZY7_SLCR_A9_CPU_RST_CTRL	0x0244
170 #define ZY7_SLCR_RS_AWDT_CTRL		0x024c
171 
172 #define ZY7_SLCR_REBOOT_STAT		0x0258
173 #define   ZY7_SLCR_REBOOT_STAT_STATE_MASK		(0xff<<24)
174 #define   ZY7_SLCR_REBOOT_STAT_POR			(1<<22)
175 #define   ZY7_SLCR_REBOOT_STAT_SRST_B			(1<<21)
176 #define   ZY7_SLCR_REBOOT_STAT_DBG_RST			(1<<20)
177 #define   ZY7_SLCR_REBOOT_STAT_SLC_RST			(1<<19)
178 #define   ZY7_SLCR_REBOOT_STAT_AWDT1_RST		(1<<18)
179 #define   ZY7_SLCR_REBOOT_STAT_AWDT0_RST		(1<<17)
180 #define   ZY7_SLCR_REBOOT_STAT_SWDT_RST			(1<<16)
181 #define   ZY7_SLCR_REBOOT_STAT_BOOTROM_ERR_CODE_MASK 	(0xffff)
182 #define ZY7_SLCR_BOOT_MODE		0x025c
183 #define   ZY7_SLCR_BOOT_MODE_PLL_BYPASS			(1<<4)
184 #define   ZY7_SLCR_BOOT_MODE_JTAG_INDEP			(1<<3)
185 #define   ZY7_SLCR_BOOT_MODE_BOOTDEV_MASK		7
186 #define   ZY7_SLCR_BOOT_MODE_BOOTDEV_JTAG		0
187 #define   ZY7_SLCR_BOOT_MODE_BOOTDEV_QUAD_SPI		1
188 #define   ZY7_SLCR_BOOT_MODE_BOOTDEV_NOR		2
189 #define   ZY7_SLCR_BOOT_MODE_BOOTDEV_NAND		4
190 #define   ZY7_SLCR_BOOT_MODE_BOOTDEV_SD_CARD		5
191 #define ZY7_SLCR_APU_CTRL		0x0300
192 #define ZY7_SLCR_WDT_CLK_SEL		0x0304
193 
194 #define ZY7_SLCR_PSS_IDCODE		0x0530
195 #define   ZY7_SLCR_PSS_IDCODE_REVISION_MASK		(0xf<<28)
196 #define   ZY7_SLCR_PSS_IDCODE_REVISION_SHIFT		28
197 #define   ZY7_SLCR_PSS_IDCODE_FAMILY_MASK		(0x7f<<21)
198 #define   ZY7_SLCR_PSS_IDCODE_FAMILY_SHIFT		21
199 #define   ZY7_SLCR_PSS_IDCODE_SUB_FAMILY_MASK		(0xf<<17)
200 #define   ZY7_SLCR_PSS_IDCODE_SUB_FAMILY_SHIFT		17
201 #define   ZY7_SLCR_PSS_IDCODE_DEVICE_MASK		(0x1f<<12)
202 #define   ZY7_SLCR_PSS_IDCODE_DEVICE_SHIFT		12
203 #define   ZY7_SLCR_PSS_IDCODE_MNFR_ID_MASK		(0x7ff<<1)
204 #define   ZY7_SLCR_PSS_IDCODE_MNFR_ID_SHIFT		1
205 
206 #define ZY7_SLCR_DDR_URGENT		0x0600
207 #define ZY7_SLCR_DDR_CAL_START		0x060c
208 #define ZY7_SLCR_DDR_REF_START		0x0614
209 #define ZY7_SLCR_DDR_CMD_STA		0x0618
210 #define ZY7_SLCR_DDR_URGENT_SEL		0x061c
211 #define ZY7_SLCR_DDR_DFI_STATUS		0x0620
212 
213 /* MIO Pin controls */
214 #define ZY7_SLCR_MIO_PIN(n)		(0x0700+(n)*4)		/* 0-53 */
215 #define   ZY7_SLCR_MIO_PIN_RCVR_DIS			(1<<13)
216 #define   ZY7_SLCR_MIO_PIN_PULLUP_EN			(1<<12)
217 #define   ZY7_SLCR_MIO_PIN_IO_TYPE_MASK			(7<<9)
218 #define   ZY7_SLCR_MIO_PIN_IO_TYPE_LVTTL		(0<<9)
219 #define   ZY7_SLCR_MIO_PIN_IO_TYPE_LVCMOS18		(1<<9)
220 #define   ZY7_SLCR_MIO_PIN_IO_TYPE_LVCMOS25		(2<<9)
221 #define   ZY7_SLCR_MIO_PIN_IO_TYPE_LVCMOS33		(3<<9)
222 #define   ZY7_SLCR_MIO_PIN_IO_TYPE_HSTL			(4<<9)
223 #define   ZY7_SLCR_MIO_PIN_L2_SEL_MASK			(3<<3)
224 #define   ZY7_SLCR_MIO_PIN_L2_SEL_L3_MUX		(0<<3)
225 #define   ZY7_SLCR_MIO_PIN_L2_SEL_SRAM_NOR_CS0		(1<<3)
226 #define   ZY7_SLCR_MIO_PIN_L2_SEL_NAND_CS		(2<<3)
227 #define   ZY7_SLCR_MIO_PIN_L2_SEL_SDIO0_PC		(3<<3)
228 #define   ZY7_SLCR_MIO_PIN_L1_SEL			(1<<2)
229 #define   ZY7_SLCR_MIO_PIN_L0_SEL			(1<<1)
230 #define   ZY7_SLCR_MIO_PIN_TRI_EN			(1<<0)
231 
232 #define ZY7_SLCR_MIO_LOOPBACK		0x0804
233 #define   ZY7_SLCR_MIO_LOOPBACK_I2C0_I2C1		(1<<3)
234 #define   ZY7_SLCR_MIO_LOOPBACK_CAN0_CAN1		(1<<2)
235 #define   ZY7_SLCR_MIO_LOOPBACK_UA0_UA1			(1<<1)
236 #define   ZY7_SLCR_MIO_LOOPBACK_SPI0_SPI1		(1<<0)
237 #define ZY7_SLCR_MIO_MST_TRI0		0x080c
238 #define ZY7_SLCR_MIO_MST_TRI1		0x0810
239 #define ZY7_SLCR_SD0_WP_CD_SEL		0x0830
240 #define ZY7_SLCR_SD1_WP_CD_SEL		0x0834
241 
242 /* PS-PL level shifter control. */
243 #define ZY7_SLCR_LVL_SHFTR_EN		0x900
244 #define   ZY7_SLCR_LVL_SHFTR_EN_USER_LVL_IN_EN_0	(1<<3)	/* PL to PS */
245 #define   ZY7_SLCR_LVL_SHFTR_EN_USER_LVL_OUT_EN_0	(1<<2)	/* PS to PL */
246 #define   ZY7_SLCR_LVL_SHFTR_EN_USER_LVL_IN_EN_1	(1<<1)	/* PL to PS */
247 #define   ZY7_SLCR_LVL_SHFTR_EN_USER_LVL_OUT_EN_1	(1<<0)	/* PS to PL */
248 #define   ZY7_SLCR_LVL_SHFTR_EN_ALL			0xf
249 
250 #define ZY7_SLCR_OCM_CFG		0x0910
251 
252 #define ZY7_SLCR_GPIOB_CTRL		0x0b00
253 #define ZY7_SLCR_GPIOB_CFG_CMOS18	0x0b04
254 #define ZY7_SLCR_GPIOB_CFG_CMOS25	0x0b08
255 #define ZY7_SLCR_GPIOB_CFG_CMOS33	0x0b0c
256 #define ZY7_SLCR_GPIOB_CFG_LVTTL	0x0b10
257 #define ZY7_SLCR_GPIOB_CFG_HSTL		0x0b14
258 #define ZY7_SLCR_GPIOB_DRVR_BIAS_CTRL	0x0b18
259 
260 #define ZY7_SLCR_DDRIOB_ADDR0		0x0b40
261 #define ZY7_SLCR_DDRIOB_ADDR1		0x0b44
262 #define ZY7_SLCR_DDRIOB_DATA0		0x0b48
263 #define ZY7_SLCR_DDRIOB_DATA1		0x0b4c
264 #define ZY7_SLCR_DDRIOB_DIFF0		0x0b50
265 #define ZY7_SLCR_DDRIOB_DIFF1		0x0b54
266 #define ZY7_SLCR_DDRIOB_CLK		0x0b58
267 #define ZY7_SLCR_DDRIOB_DRIVE_SLEW_ADDR	0x0b5c
268 #define ZY7_SLCR_DDRIOB_DRIVE_SLEW_DATA	0x0b60
269 #define ZY7_SLCR_DDRIOB_DRIVE_SLEW_DIFF	0x0b64
270 #define ZY7_SLCR_DDRIOB_DRIVE_SLEW_CLK 	0x0b68
271 #define ZY7_SLCR_DDRIOB_DDR_CTRL	0x0b6c
272 #define ZY7_SLCR_DDRIOB_DCI_CTRL	0x0b70
273 #define ZY7_SLCR_DDRIOB_DCI_STATUS	0x0b74
274 
275 #ifdef _KERNEL
276 extern void zy7_slcr_preload_pl(void);
277 extern void zy7_slcr_postload_pl(int);
278 #endif
279 #endif /* _ZY7_SLCR_H_ */
280