| at91sam9260.c (213498) | at91sam9260.c (234281) |
|---|---|
| 1/*- 2 * Copyright (c) 2005 Olivier Houchard. All rights reserved. 3 * Copyright (c) 2010 Greg Ansley. 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 --- 11 unchanged lines hidden (view full) --- 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 27#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2005 Olivier Houchard. All rights reserved. 3 * Copyright (c) 2010 Greg Ansley. 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 --- 11 unchanged lines hidden (view full) --- 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 27#include <sys/cdefs.h> |
| 28__FBSDID("$FreeBSD: head/sys/arm/at91/at91sam9260.c 213498 2010-10-06 22:40:27Z cognet $"); | 28__FBSDID("$FreeBSD: head/sys/arm/at91/at91sam9260.c 234281 2012-04-14 11:29:32Z marius $"); |
| 29 30#include <sys/param.h> 31#include <sys/systm.h> 32#include <sys/bus.h> 33#include <sys/kernel.h> 34#include <sys/malloc.h> 35#include <sys/module.h> 36 --- 51 unchanged lines hidden (view full) --- 88 0, /* Timer Counter 3 */ 89 0, /* Timer Counter 4 */ 90 0, /* Timer Counter 5 */ 91 0, /* Advanced Interrupt Controller IRQ0 */ 92 0, /* Advanced Interrupt Controller IRQ1 */ 93 0, /* Advanced Interrupt Controller IRQ2 */ 94}; 95 | 29 30#include <sys/param.h> 31#include <sys/systm.h> 32#include <sys/bus.h> 33#include <sys/kernel.h> 34#include <sys/malloc.h> 35#include <sys/module.h> 36 --- 51 unchanged lines hidden (view full) --- 88 0, /* Timer Counter 3 */ 89 0, /* Timer Counter 4 */ 90 0, /* Timer Counter 5 */ 91 0, /* Advanced Interrupt Controller IRQ0 */ 92 0, /* Advanced Interrupt Controller IRQ1 */ 93 0, /* Advanced Interrupt Controller IRQ2 */ 94}; 95 |
| 96#define DEVICE(_name, _id, _unit) \ | 96#define DEVICE(_name, _id, _unit) \ |
| 97 { \ 98 _name, _unit, \ 99 AT91SAM9260_ ## _id ##_BASE, \ 100 AT91SAM9260_ ## _id ## _SIZE, \ 101 AT91SAM9260_IRQ_ ## _id \ 102 } 103 104static const struct cpu_devs at91_devs[] = --- 47 unchanged lines hidden (view full) --- 152 bus_set_resource(kid, SYS_RES_IRQ, 0, irq0, 1); 153 if (irq0 != AT91SAM9260_IRQ_SYSTEM) 154 at91_pmc_clock_add(device_get_nameunit(kid), irq0, 0); 155 } 156 if (irq1 != 0) 157 bus_set_resource(kid, SYS_RES_IRQ, 1, irq1, 1); 158 if (irq2 != 0) 159 bus_set_resource(kid, SYS_RES_IRQ, 2, irq2, 1); | 97 { \ 98 _name, _unit, \ 99 AT91SAM9260_ ## _id ##_BASE, \ 100 AT91SAM9260_ ## _id ## _SIZE, \ 101 AT91SAM9260_IRQ_ ## _id \ 102 } 103 104static const struct cpu_devs at91_devs[] = --- 47 unchanged lines hidden (view full) --- 152 bus_set_resource(kid, SYS_RES_IRQ, 0, irq0, 1); 153 if (irq0 != AT91SAM9260_IRQ_SYSTEM) 154 at91_pmc_clock_add(device_get_nameunit(kid), irq0, 0); 155 } 156 if (irq1 != 0) 157 bus_set_resource(kid, SYS_RES_IRQ, 1, irq1, 1); 158 if (irq2 != 0) 159 bus_set_resource(kid, SYS_RES_IRQ, 2, irq2, 1); |
| 160 if (addr != 0 && addr < AT91SAM9260_BASE) | 160 if (addr != 0 && addr < AT91SAM9260_BASE) |
| 161 addr += AT91SAM9260_BASE; 162 if (addr != 0) 163 bus_set_resource(kid, SYS_RES_MEMORY, 0, addr, size); 164} 165 166static void 167at91_cpu_add_builtin_children(device_t dev) 168{ --- 8 unchanged lines hidden (view full) --- 177} 178 179static uint32_t 180at91_pll_outa(int freq) 181{ 182 183 if (freq > 195000000) 184 return (0x20000000); | 161 addr += AT91SAM9260_BASE; 162 if (addr != 0) 163 bus_set_resource(kid, SYS_RES_MEMORY, 0, addr, size); 164} 165 166static void 167at91_cpu_add_builtin_children(device_t dev) 168{ --- 8 unchanged lines hidden (view full) --- 177} 178 179static uint32_t 180at91_pll_outa(int freq) 181{ 182 183 if (freq > 195000000) 184 return (0x20000000); |
| 185 else | 185 else |
| 186 return (0x20008000); 187} 188 189static uint32_t 190at91_pll_outb(int freq) 191{ | 186 return (0x20008000); 187} 188 189static uint32_t 190at91_pll_outb(int freq) 191{ |
| 192 |
|
| 192 return (0x4000); 193} 194 195static void 196at91_identify(driver_t *drv, device_t parent) 197{ 198 199 if (at91_cpu_is(AT91_CPU_SAM9260)) { --- 21 unchanged lines hidden (view full) --- 221 int i; 222 223 struct at91_softc *at91sc = device_get_softc(device_get_parent(dev)); 224 225 sc->sc_st = at91sc->sc_st; 226 sc->sc_sh = at91sc->sc_sh; 227 sc->dev = dev; 228 | 193 return (0x4000); 194} 195 196static void 197at91_identify(driver_t *drv, device_t parent) 198{ 199 200 if (at91_cpu_is(AT91_CPU_SAM9260)) { --- 21 unchanged lines hidden (view full) --- 222 int i; 223 224 struct at91_softc *at91sc = device_get_softc(device_get_parent(dev)); 225 226 sc->sc_st = at91sc->sc_st; 227 sc->sc_sh = at91sc->sc_sh; 228 sc->dev = dev; 229 |
| 229 /* | 230 /* |
| 230 * XXX These values work for the RM9200, SAM926[01], and SAM9260 231 * will have to fix this when we want to support anything else. XXX 232 */ 233 if (bus_space_subregion(sc->sc_st, sc->sc_sh, AT91SAM9260_SYS_BASE, 234 AT91SAM9260_SYS_SIZE, &sc->sc_sys_sh) != 0) 235 panic("Enable to map system registers"); 236 237 if (bus_space_subregion(sc->sc_st, sc->sc_sh, AT91SAM9260_DBGU_BASE, --- 4 unchanged lines hidden (view full) --- 242 AT91SAM9260_AIC_SIZE, &sc->sc_aic_sh) != 0) 243 panic("Enable to map system registers"); 244 245 /* XXX Hack to tell atmelarm about the AIC */ 246 at91sc->sc_aic_sh = sc->sc_aic_sh; 247 at91sc->sc_irq_system = AT91SAM9260_IRQ_SYSTEM; 248 249 for (i = 0; i < 32; i++) { | 231 * XXX These values work for the RM9200, SAM926[01], and SAM9260 232 * will have to fix this when we want to support anything else. XXX 233 */ 234 if (bus_space_subregion(sc->sc_st, sc->sc_sh, AT91SAM9260_SYS_BASE, 235 AT91SAM9260_SYS_SIZE, &sc->sc_sys_sh) != 0) 236 panic("Enable to map system registers"); 237 238 if (bus_space_subregion(sc->sc_st, sc->sc_sh, AT91SAM9260_DBGU_BASE, --- 4 unchanged lines hidden (view full) --- 243 AT91SAM9260_AIC_SIZE, &sc->sc_aic_sh) != 0) 244 panic("Enable to map system registers"); 245 246 /* XXX Hack to tell atmelarm about the AIC */ 247 at91sc->sc_aic_sh = sc->sc_aic_sh; 248 at91sc->sc_irq_system = AT91SAM9260_IRQ_SYSTEM; 249 250 for (i = 0; i < 32; i++) { |
| 250 bus_space_write_4(sc->sc_st, sc->sc_aic_sh, IC_SVR + | 251 bus_space_write_4(sc->sc_st, sc->sc_aic_sh, IC_SVR + |
| 251 i * 4, i); 252 /* Priority. */ 253 bus_space_write_4(sc->sc_st, sc->sc_aic_sh, IC_SMR + i * 4, 254 at91_irq_prio[i]); 255 if (i < 8) 256 bus_space_write_4(sc->sc_st, sc->sc_aic_sh, IC_EOICR, 257 1); 258 } --- 12 unchanged lines hidden (view full) --- 271 AT91SAM9260_MATRIX_BASE, AT91SAM9260_MATRIX_SIZE, 272 &sc->sc_matrix_sh) != 0) 273 panic("Enable to map matrix registers"); 274 275 /* activate NAND*/ 276 i = bus_space_read_4(sc->sc_st, sc->sc_matrix_sh, 277 AT91SAM9260_EBICSA); 278 bus_space_write_4(sc->sc_st, sc->sc_matrix_sh, | 252 i * 4, i); 253 /* Priority. */ 254 bus_space_write_4(sc->sc_st, sc->sc_aic_sh, IC_SMR + i * 4, 255 at91_irq_prio[i]); 256 if (i < 8) 257 bus_space_write_4(sc->sc_st, sc->sc_aic_sh, IC_EOICR, 258 1); 259 } --- 12 unchanged lines hidden (view full) --- 272 AT91SAM9260_MATRIX_BASE, AT91SAM9260_MATRIX_SIZE, 273 &sc->sc_matrix_sh) != 0) 274 panic("Enable to map matrix registers"); 275 276 /* activate NAND*/ 277 i = bus_space_read_4(sc->sc_st, sc->sc_matrix_sh, 278 AT91SAM9260_EBICSA); 279 bus_space_write_4(sc->sc_st, sc->sc_matrix_sh, |
| 279 AT91SAM9260_EBICSA, | 280 AT91SAM9260_EBICSA, |
| 280 i | AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA); 281 | 281 i | AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA); 282 |
| 282 | |
| 283 /* Update USB device port clock info */ 284 clk = at91_pmc_clock_ref("udpck"); 285 clk->pmc_mask = PMC_SCER_UDP_SAM9; 286 at91_pmc_clock_deref(clk); 287 288 /* Update USB host port clock info */ 289 clk = at91_pmc_clock_ref("uhpck"); 290 clk->pmc_mask = PMC_SCER_UHP_SAM9; --- 8 unchanged lines hidden (view full) --- 299 clk->pll_mul_shift = SAM9260_PLL_A_MUL_SHIFT; 300 clk->pll_mul_mask = SAM9260_PLL_A_MUL_MASK; 301 clk->pll_div_shift = SAM9260_PLL_A_DIV_SHIFT; 302 clk->pll_div_mask = SAM9260_PLL_A_DIV_MASK; 303 clk->set_outb = at91_pll_outa; 304 at91_pmc_clock_deref(clk); 305 306 /* | 283 /* Update USB device port clock info */ 284 clk = at91_pmc_clock_ref("udpck"); 285 clk->pmc_mask = PMC_SCER_UDP_SAM9; 286 at91_pmc_clock_deref(clk); 287 288 /* Update USB host port clock info */ 289 clk = at91_pmc_clock_ref("uhpck"); 290 clk->pmc_mask = PMC_SCER_UHP_SAM9; --- 8 unchanged lines hidden (view full) --- 299 clk->pll_mul_shift = SAM9260_PLL_A_MUL_SHIFT; 300 clk->pll_mul_mask = SAM9260_PLL_A_MUL_MASK; 301 clk->pll_div_shift = SAM9260_PLL_A_DIV_SHIFT; 302 clk->pll_div_mask = SAM9260_PLL_A_DIV_MASK; 303 clk->set_outb = at91_pll_outa; 304 at91_pmc_clock_deref(clk); 305 306 /* |
| 307 * Fudge MAX pll in frequence down below 3.0 Mhz to ensure 308 * PMC alogrithm choose the divisor that causes the input clock 309 * to be near the optimal 2 Mhz per datasheet. We know 310 * we are going to be using this for the USB clock at 96 Mhz. 311 * Causes no extra frequency deviation for all recomended crystal values. | 307 * Fudge MAX pll in frequence down below 3.0 MHz to ensure 308 * PMC alogrithm choose the divisor that causes the input clock 309 * to be near the optimal 2 MHz per datasheet. We know 310 * we are going to be using this for the USB clock at 96 MHz. 311 * Causes no extra frequency deviation for all recomended crystal 312 * values. |
| 312 */ 313 clk = at91_pmc_clock_ref("pllb"); 314 clk->pll_min_in = SAM9260_PLL_B_MIN_IN_FREQ; /* 1 MHz */ 315 clk->pll_max_in = SAM9260_PLL_B_MAX_IN_FREQ; /* 5 MHz */ 316 clk->pll_max_in = 2999999; /* ~3 MHz */ 317 clk->pll_min_out = SAM9260_PLL_B_MIN_OUT_FREQ; /* 70 MHz */ 318 clk->pll_max_out = SAM9260_PLL_B_MAX_OUT_FREQ; /* 130 MHz */ 319 clk->pll_mul_shift = SAM9260_PLL_B_MUL_SHIFT; --- 4 unchanged lines hidden (view full) --- 324 at91_pmc_clock_deref(clk); 325 return (0); 326} 327 328static device_method_t at91sam9260_methods[] = { 329 DEVMETHOD(device_probe, at91_probe), 330 DEVMETHOD(device_attach, at91_attach), 331 DEVMETHOD(device_identify, at91_identify), | 313 */ 314 clk = at91_pmc_clock_ref("pllb"); 315 clk->pll_min_in = SAM9260_PLL_B_MIN_IN_FREQ; /* 1 MHz */ 316 clk->pll_max_in = SAM9260_PLL_B_MAX_IN_FREQ; /* 5 MHz */ 317 clk->pll_max_in = 2999999; /* ~3 MHz */ 318 clk->pll_min_out = SAM9260_PLL_B_MIN_OUT_FREQ; /* 70 MHz */ 319 clk->pll_max_out = SAM9260_PLL_B_MAX_OUT_FREQ; /* 130 MHz */ 320 clk->pll_mul_shift = SAM9260_PLL_B_MUL_SHIFT; --- 4 unchanged lines hidden (view full) --- 325 at91_pmc_clock_deref(clk); 326 return (0); 327} 328 329static device_method_t at91sam9260_methods[] = { 330 DEVMETHOD(device_probe, at91_probe), 331 DEVMETHOD(device_attach, at91_attach), 332 DEVMETHOD(device_identify, at91_identify), |
| 332 {0, 0}, | 333 DEVMETHOD_END |
| 333}; 334 335static driver_t at91sam9260_driver = { 336 "at91sam9260", 337 at91sam9260_methods, 338 sizeof(struct at91sam9_softc), 339}; 340 341static devclass_t at91sam9260_devclass; 342 | 334}; 335 336static driver_t at91sam9260_driver = { 337 "at91sam9260", 338 at91sam9260_methods, 339 sizeof(struct at91sam9_softc), 340}; 341 342static devclass_t at91sam9260_devclass; 343 |
| 343DRIVER_MODULE(at91sam9260, atmelarm, at91sam9260_driver, at91sam9260_devclass, 0, 0); | 344DRIVER_MODULE(at91sam9260, atmelarm, at91sam9260_driver, at91sam9260_devclass, 345 NULL, NULL); |