2 * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
6 * -------------------------------------------------------------------------
8 * linux/include/asm-arm/arch-davinci/hardware.h
10 * Copyright (C) 2006 Texas Instruments.
12 * This program is free software; you can redistribute it and/or modify it
13 * under the terms of the GNU General Public License as published by the
14 * Free Software Foundation; either version 2 of the License, or (at your
15 * option) any later version.
17 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
18 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
20 * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
23 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
24 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 * You should have received a copy of the GNU General Public License along
29 * with this program; if not, write to the Free Software Foundation, Inc.,
30 * 675 Mass Ave, Cambridge, MA 02139, USA.
33 #ifndef __ASM_ARCH_HARDWARE_H
34 #define __ASM_ARCH_HARDWARE_H
37 #include <asm/sizes.h>
39 #define REG(addr) (*(volatile unsigned int *)(addr))
40 #define REG_P(addr) ((volatile unsigned int *)(addr))
42 typedef volatile unsigned int dv_reg;
43 typedef volatile unsigned int * dv_reg_p;
46 * Base register addresses
48 * NOTE: some of these DM6446-specific addresses DO NOT WORK
49 * on other DaVinci chips. Double check them before you try
50 * using the addresses ... or PSC module identifiers, etc.
52 #ifndef CONFIG_SOC_DA8XX
54 #define DAVINCI_DMA_3PCC_BASE (0x01c00000)
55 #define DAVINCI_DMA_3PTC0_BASE (0x01c10000)
56 #define DAVINCI_DMA_3PTC1_BASE (0x01c10400)
57 #define DAVINCI_UART0_BASE (0x01c20000)
58 #define DAVINCI_UART1_BASE (0x01c20400)
59 #define DAVINCI_I2C_BASE (0x01c21000)
60 #define DAVINCI_TIMER0_BASE (0x01c21400)
61 #define DAVINCI_TIMER1_BASE (0x01c21800)
62 #define DAVINCI_WDOG_BASE (0x01c21c00)
63 #define DAVINCI_PWM0_BASE (0x01c22000)
64 #define DAVINCI_PWM1_BASE (0x01c22400)
65 #define DAVINCI_PWM2_BASE (0x01c22800)
66 #define DAVINCI_SYSTEM_MODULE_BASE (0x01c40000)
67 #define DAVINCI_PLL_CNTRL0_BASE (0x01c40800)
68 #define DAVINCI_PLL_CNTRL1_BASE (0x01c40c00)
69 #define DAVINCI_PWR_SLEEP_CNTRL_BASE (0x01c41000)
70 #define DAVINCI_ARM_INTC_BASE (0x01c48000)
71 #define DAVINCI_USB_OTG_BASE (0x01c64000)
72 #define DAVINCI_CFC_ATA_BASE (0x01c66000)
73 #define DAVINCI_SPI_BASE (0x01c66800)
74 #define DAVINCI_GPIO_BASE (0x01c67000)
75 #define DAVINCI_VPSS_REGS_BASE (0x01c70000)
76 #if !defined(CONFIG_SOC_DM646X)
77 #define DAVINCI_ASYNC_EMIF_DATA_CE0_BASE (0x02000000)
78 #define DAVINCI_ASYNC_EMIF_DATA_CE1_BASE (0x04000000)
79 #define DAVINCI_ASYNC_EMIF_DATA_CE2_BASE (0x06000000)
80 #define DAVINCI_ASYNC_EMIF_DATA_CE3_BASE (0x08000000)
82 #define DAVINCI_DDR_BASE (0x80000000)
84 #ifdef CONFIG_SOC_DM644X
85 #define DAVINCI_UART2_BASE 0x01c20800
86 #define DAVINCI_UHPI_BASE 0x01c67800
87 #define DAVINCI_EMAC_CNTRL_REGS_BASE 0x01c80000
88 #define DAVINCI_EMAC_WRAPPER_CNTRL_REGS_BASE 0x01c81000
89 #define DAVINCI_EMAC_WRAPPER_RAM_BASE 0x01c82000
90 #define DAVINCI_MDIO_CNTRL_REGS_BASE 0x01c84000
91 #define DAVINCI_IMCOP_BASE 0x01cc0000
92 #define DAVINCI_ASYNC_EMIF_CNTRL_BASE 0x01e00000
93 #define DAVINCI_VLYNQ_BASE 0x01e01000
94 #define DAVINCI_ASP_BASE 0x01e02000
95 #define DAVINCI_MMC_SD_BASE 0x01e10000
96 #define DAVINCI_MS_BASE 0x01e20000
97 #define DAVINCI_VLYNQ_REMOTE_BASE 0x0c000000
99 #elif defined(CONFIG_SOC_DM355)
100 #define DAVINCI_MMC_SD1_BASE 0x01e00000
101 #define DAVINCI_ASP0_BASE 0x01e02000
102 #define DAVINCI_ASP1_BASE 0x01e04000
103 #define DAVINCI_UART2_BASE 0x01e06000
104 #define DAVINCI_ASYNC_EMIF_CNTRL_BASE 0x01e10000
105 #define DAVINCI_MMC_SD0_BASE 0x01e11000
107 #elif defined(CONFIG_SOC_DM365)
108 #define DAVINCI_MMC_SD1_BASE 0x01d00000
109 #define DAVINCI_ASYNC_EMIF_CNTRL_BASE 0x01d10000
110 #define DAVINCI_MMC_SD0_BASE 0x01d11000
112 #elif defined(CONFIG_SOC_DM646X)
113 #define DAVINCI_ASYNC_EMIF_CNTRL_BASE 0x20008000
114 #define DAVINCI_ASYNC_EMIF_DATA_CE0_BASE 0x42000000
115 #define DAVINCI_ASYNC_EMIF_DATA_CE1_BASE 0x44000000
116 #define DAVINCI_ASYNC_EMIF_DATA_CE2_BASE 0x46000000
117 #define DAVINCI_ASYNC_EMIF_DATA_CE3_BASE 0x48000000
121 #else /* CONFIG_SOC_DA8XX */
123 #define DAVINCI_UART0_BASE 0x01c42000
124 #define DAVINCI_UART1_BASE 0x01d0c000
125 #define DAVINCI_UART2_BASE 0x01d0d000
126 #define DAVINCI_I2C0_BASE 0x01c22000
127 #define DAVINCI_I2C1_BASE 0x01e28000
128 #define DAVINCI_TIMER0_BASE 0x01c20000
129 #define DAVINCI_TIMER1_BASE 0x01c21000
130 #define DAVINCI_WDOG_BASE 0x01c21000
131 #define DAVINCI_PLL_CNTRL0_BASE 0x01c11000
132 #define DAVINCI_PSC0_BASE 0x01c10000
133 #define DAVINCI_PSC1_BASE 0x01e27000
134 #define DAVINCI_SPI0_BASE 0x01c41000
135 #define DAVINCI_USB_OTG_BASE 0x01e00000
136 #define DAVINCI_SPI1_BASE (cpu_is_da830() ? \
137 0x01e12000 : 0x01f0e000)
138 #define DAVINCI_GPIO_BASE 0x01e26000
139 #define DAVINCI_EMAC_CNTRL_REGS_BASE 0x01e23000
140 #define DAVINCI_EMAC_WRAPPER_CNTRL_REGS_BASE 0x01e22000
141 #define DAVINCI_EMAC_WRAPPER_RAM_BASE 0x01e20000
142 #define DAVINCI_MDIO_CNTRL_REGS_BASE 0x01e24000
143 #define DAVINCI_ASYNC_EMIF_CNTRL_BASE 0x68000000
144 #define DAVINCI_ASYNC_EMIF_DATA_CE0_BASE 0x40000000
145 #define DAVINCI_ASYNC_EMIF_DATA_CE2_BASE 0x60000000
146 #define DAVINCI_ASYNC_EMIF_DATA_CE3_BASE 0x62000000
147 #define DAVINCI_ASYNC_EMIF_DATA_CE4_BASE 0x64000000
148 #define DAVINCI_ASYNC_EMIF_DATA_CE5_BASE 0x66000000
149 #define DAVINCI_DDR_EMIF_CTRL_BASE 0xb0000000
150 #define DAVINCI_DDR_EMIF_DATA_BASE 0xc0000000
151 #define DAVINCI_INTC_BASE 0xfffee000
152 #define DAVINCI_BOOTCFG_BASE 0x01c14000
153 #define JTAG_ID_REG (DAVINCI_BOOTCFG_BASE + 0x18)
155 #endif /* CONFIG_SOC_DA8XX */
157 /* Power and Sleep Controller (PSC) Domains */
158 #define DAVINCI_GPSC_ARMDOMAIN 0
159 #define DAVINCI_GPSC_DSPDOMAIN 1
161 #ifndef CONFIG_SOC_DA8XX
163 #define DAVINCI_LPSC_VPSSMSTR 0
164 #define DAVINCI_LPSC_VPSSSLV 1
165 #define DAVINCI_LPSC_TPCC 2
166 #define DAVINCI_LPSC_TPTC0 3
167 #define DAVINCI_LPSC_TPTC1 4
168 #define DAVINCI_LPSC_EMAC 5
169 #define DAVINCI_LPSC_EMAC_WRAPPER 6
170 #define DAVINCI_LPSC_MDIO 7
171 #define DAVINCI_LPSC_IEEE1394 8
172 #define DAVINCI_LPSC_USB 9
173 #define DAVINCI_LPSC_ATA 10
174 #define DAVINCI_LPSC_VLYNQ 11
175 #define DAVINCI_LPSC_UHPI 12
176 #define DAVINCI_LPSC_DDR_EMIF 13
177 #define DAVINCI_LPSC_AEMIF 14
178 #define DAVINCI_LPSC_MMC_SD 15
179 #define DAVINCI_LPSC_MEMSTICK 16
180 #define DAVINCI_LPSC_McBSP 17
181 #define DAVINCI_LPSC_I2C 18
182 #define DAVINCI_LPSC_UART0 19
183 #define DAVINCI_LPSC_UART1 20
184 #define DAVINCI_LPSC_UART2 21
185 #define DAVINCI_LPSC_SPI 22
186 #define DAVINCI_LPSC_PWM0 23
187 #define DAVINCI_LPSC_PWM1 24
188 #define DAVINCI_LPSC_PWM2 25
189 #define DAVINCI_LPSC_GPIO 26
190 #define DAVINCI_LPSC_TIMER0 27
191 #define DAVINCI_LPSC_TIMER1 28
192 #define DAVINCI_LPSC_TIMER2 29
193 #define DAVINCI_LPSC_SYSTEM_SUBSYS 30
194 #define DAVINCI_LPSC_ARM 31
195 #define DAVINCI_LPSC_SCR2 32
196 #define DAVINCI_LPSC_SCR3 33
197 #define DAVINCI_LPSC_SCR4 34
198 #define DAVINCI_LPSC_CROSSBAR 35
199 #define DAVINCI_LPSC_CFG27 36
200 #define DAVINCI_LPSC_CFG3 37
201 #define DAVINCI_LPSC_CFG5 38
202 #define DAVINCI_LPSC_GEM 39
203 #define DAVINCI_LPSC_IMCOP 40
205 #define DAVINCI_DM646X_LPSC_EMAC 14
206 #define DAVINCI_DM646X_LPSC_UART0 26
207 #define DAVINCI_DM646X_LPSC_I2C 31
209 #else /* CONFIG_SOC_DA8XX */
211 enum davinci_lpsc_ids {
212 DAVINCI_LPSC_TPCC = 0,
219 DAVINCI_LPSC_ARM_RAM_ROM,
220 DAVINCI_LPSC_SECCTL_KEYMGR,
228 /* for LPSCs in PSC1, offset from 32 for differentiation */
229 DAVINCI_LPSC_PSC1_BASE = 32,
235 DAVINCI_LPSC_DDR_EMIF,
250 DAVINCI_LPSC_L3_CBA_RAM
253 #endif /* CONFIG_SOC_DA8XX */
255 void lpsc_on(unsigned int id);
258 void davinci_enable_uart0(void);
259 void davinci_enable_emac(void);
260 void davinci_enable_i2c(void);
261 void davinci_errata_workarounds(void);
263 #ifndef CONFIG_SOC_DA8XX
265 /* Some PSC defines */
266 #define PSC_CHP_SHRTSW (0x01c40038)
267 #define PSC_GBLCTL (0x01c41010)
268 #define PSC_EPCPR (0x01c41070)
269 #define PSC_EPCCR (0x01c41078)
270 #define PSC_PTCMD (0x01c41120)
271 #define PSC_PTSTAT (0x01c41128)
272 #define PSC_PDSTAT (0x01c41200)
273 #define PSC_PDSTAT1 (0x01c41204)
274 #define PSC_PDCTL (0x01c41300)
275 #define PSC_PDCTL1 (0x01c41304)
277 #define PSC_MDCTL_BASE (0x01c41a00)
278 #define PSC_MDSTAT_BASE (0x01c41800)
280 #define VDD3P3V_PWDN (0x01c40048)
281 #define UART0_PWREMU_MGMT (0x01c20030)
283 #define PSC_SILVER_BULLET (0x01c41a20)
285 #else /* CONFIG_SOC_DA8XX */
287 #define PSC_PSC0_MODULE_ID_CNT 16
288 #define PSC_PSC1_MODULE_ID_CNT 32
290 struct davinci_psc_regs {
299 dv_reg mdstat[PSC_PSC0_MODULE_ID_CNT];
301 dv_reg mdctl[PSC_PSC0_MODULE_ID_CNT];
304 dv_reg mdstat[PSC_PSC1_MODULE_ID_CNT];
306 dv_reg mdctl[PSC_PSC1_MODULE_ID_CNT];
311 #define davinci_psc0_regs ((struct davinci_psc_regs *)DAVINCI_PSC0_BASE)
312 #define davinci_psc1_regs ((struct davinci_psc_regs *)DAVINCI_PSC1_BASE)
314 #endif /* CONFIG_SOC_DA8XX */
316 #ifndef CONFIG_SOC_DA8XX
319 #define VBPR (0x20000020)
321 /* NOTE: system control modules are *highly* chip-specific, both
322 * as to register content (e.g. for muxing) and which registers exist.
324 #define PINMUX0 0x01c40000
325 #define PINMUX1 0x01c40004
326 #define PINMUX2 0x01c40008
327 #define PINMUX3 0x01c4000c
328 #define PINMUX4 0x01c40010
330 #else /* CONFIG_SOC_DA8XX */
332 struct davinci_pllc_regs {
365 #define davinci_pllc_regs ((struct davinci_pllc_regs *)DAVINCI_PLL_CNTRL0_BASE)
366 #define DAVINCI_PLLC_DIV_MASK 0x1f
368 #define ASYNC3 get_async3_src()
369 #define PLL1_SYSCLK2 ((1 << 16) | 0x2)
370 #define DAVINCI_SPI1_CLKID (cpu_is_da830() ? 2 : ASYNC3)
372 enum davinci_clk_ids {
373 DAVINCI_SPI0_CLKID = 2,
374 DAVINCI_UART2_CLKID = 2,
375 DAVINCI_MDIO_CLKID = 4,
376 DAVINCI_ARM_CLKID = 6,
377 DAVINCI_PLLM_CLKID = 0xff,
378 DAVINCI_PLLC_CLKID = 0x100,
379 DAVINCI_AUXCLK_CLKID = 0x101
382 int clk_get(enum davinci_clk_ids id);
385 struct davinci_syscfg_regs {
399 #define davinci_syscfg_regs \
400 ((struct davinci_syscfg_regs *)DAVINCI_BOOTCFG_BASE)
402 /* Emulation suspend bits */
403 #define DAVINCI_SYSCFG_SUSPSRC_EMAC (1 << 5)
404 #define DAVINCI_SYSCFG_SUSPSRC_I2C (1 << 16)
405 #define DAVINCI_SYSCFG_SUSPSRC_SPI0 (1 << 21)
406 #define DAVINCI_SYSCFG_SUSPSRC_SPI1 (1 << 22)
407 #define DAVINCI_SYSCFG_SUSPSRC_UART2 (1 << 20)
408 #define DAVINCI_SYSCFG_SUSPSRC_TIMER0 (1 << 27)
410 /* Interrupt controller */
411 struct davinci_aintc_regs {
424 #define davinci_aintc_regs ((struct davinci_aintc_regs *)DAVINCI_INTC_BASE)
426 struct davinci_uart_ctrl_regs {
433 #define DAVINCI_UART_CTRL_BASE 0x28
434 #define DAVINCI_UART0_CTRL_ADDR (DAVINCI_UART0_BASE + DAVINCI_UART_CTRL_BASE)
435 #define DAVINCI_UART1_CTRL_ADDR (DAVINCI_UART1_BASE + DAVINCI_UART_CTRL_BASE)
436 #define DAVINCI_UART2_CTRL_ADDR (DAVINCI_UART2_BASE + DAVINCI_UART_CTRL_BASE)
438 #define davinci_uart0_ctrl_regs \
439 ((struct davinci_uart_ctrl_regs *)DAVINCI_UART0_CTRL_ADDR)
440 #define davinci_uart1_ctrl_regs \
441 ((struct davinci_uart_ctrl_regs *)DAVINCI_UART1_CTRL_ADDR)
442 #define davinci_uart2_ctrl_regs \
443 ((struct davinci_uart_ctrl_regs *)DAVINCI_UART2_CTRL_ADDR)
445 /* UART PWREMU_MGMT definitions */
446 #define DAVINCI_UART_PWREMU_MGMT_FREE (1 << 0)
447 #define DAVINCI_UART_PWREMU_MGMT_URRST (1 << 13)
448 #define DAVINCI_UART_PWREMU_MGMT_UTRST (1 << 14)
450 static inline int cpu_is_da830(void)
452 unsigned int jtag_id = REG(JTAG_ID_REG);
453 unsigned short part_no = (jtag_id >> 12) & 0xffff;
455 return ((part_no == 0xb7df) ? 1 : 0);
457 static inline int cpu_is_da850(void)
459 unsigned int jtag_id = REG(JTAG_ID_REG);
460 unsigned short part_no = (jtag_id >> 12) & 0xffff;
462 return ((part_no == 0xb7d1) ? 1 : 0);
465 static inline int get_async3_src(void)
467 return (REG(&davinci_syscfg_regs->cfgchip3) & 0x10) ?
471 #endif /* CONFIG_SOC_DA8XX */
473 #endif /* __ASM_ARCH_HARDWARE_H */