4 * Maintained by Kumar Gala (see MAINTAINERS for contact information)
6 * 2006 (c) MontaVista Software, Inc.
7 * Vitaly Bordug <vbordug@ru.mvista.com>
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU General Public License as published by the
11 * Free Software Foundation; either version 2 of the License, or (at your
12 * option) any later version.
15 #include <linux/stddef.h>
16 #include <linux/kernel.h>
17 #include <linux/init.h>
18 #include <linux/errno.h>
19 #include <linux/major.h>
20 #include <linux/delay.h>
21 #include <linux/irq.h>
22 #include <linux/module.h>
23 #include <linux/device.h>
24 #include <linux/platform_device.h>
25 #include <linux/of_platform.h>
26 #include <linux/phy.h>
27 #include <linux/spi/spi.h>
28 #include <linux/fsl_devices.h>
29 #include <linux/fs_enet_pd.h>
30 #include <linux/fs_uart_pd.h>
32 #include <asm/system.h>
33 #include <asm/atomic.h>
38 #include <sysdev/fsl_soc.h>
39 #include <mm/mmu_decl.h>
42 extern void init_fcc_ioports(struct fs_platform_info
*);
43 extern void init_fec_ioports(struct fs_platform_info
*);
44 extern void init_smc_ioports(struct fs_uart_platform_info
*);
45 static phys_addr_t immrbase
= -1;
47 phys_addr_t
get_immrbase(void)
49 struct device_node
*soc
;
54 soc
= of_find_node_by_type(NULL
, "soc");
57 const void *prop
= of_get_property(soc
, "reg", &size
);
60 immrbase
= of_translate_address(soc
, prop
);
67 EXPORT_SYMBOL(get_immrbase
);
69 #if defined(CONFIG_CPM2) || defined(CONFIG_8xx)
71 static u32 brgfreq
= -1;
75 struct device_node
*node
;
76 const unsigned int *prop
;
82 node
= of_find_compatible_node(NULL
, NULL
, "fsl,cpm-brg");
84 prop
= of_get_property(node
, "clock-frequency", &size
);
85 if (prop
&& size
== 4)
92 /* Legacy device binding -- will go away when no users are left. */
93 node
= of_find_node_by_type(NULL
, "cpm");
95 prop
= of_get_property(node
, "brg-frequency", &size
);
96 if (prop
&& size
== 4)
105 EXPORT_SYMBOL(get_brgfreq
);
107 static u32 fs_baudrate
= -1;
109 u32
get_baudrate(void)
111 struct device_node
*node
;
113 if (fs_baudrate
!= -1)
116 node
= of_find_node_by_type(NULL
, "serial");
119 const unsigned int *prop
= of_get_property(node
,
120 "current-speed", &size
);
130 EXPORT_SYMBOL(get_baudrate
);
131 #endif /* CONFIG_CPM2 */
133 static int __init
gfar_mdio_of_init(void)
135 struct device_node
*np
= NULL
;
136 struct platform_device
*mdio_dev
;
140 np
= of_find_compatible_node(np
, NULL
, "fsl,gianfar-mdio");
142 /* try the deprecated version */
144 np
= of_find_compatible_node(np
, "mdio", "gianfar");
148 struct device_node
*child
= NULL
;
149 struct gianfar_mdio_data mdio_data
;
151 memset(&res
, 0, sizeof(res
));
152 memset(&mdio_data
, 0, sizeof(mdio_data
));
154 ret
= of_address_to_resource(np
, 0, &res
);
159 platform_device_register_simple("fsl-gianfar_mdio",
161 if (IS_ERR(mdio_dev
)) {
162 ret
= PTR_ERR(mdio_dev
);
166 for (k
= 0; k
< 32; k
++)
167 mdio_data
.irq
[k
] = PHY_POLL
;
169 while ((child
= of_get_next_child(np
, child
)) != NULL
) {
170 int irq
= irq_of_parse_and_map(child
, 0);
172 const u32
*id
= of_get_property(child
,
174 mdio_data
.irq
[*id
] = irq
;
179 platform_device_add_data(mdio_dev
, &mdio_data
,
180 sizeof(struct gianfar_mdio_data
));
189 platform_device_unregister(mdio_dev
);
195 arch_initcall(gfar_mdio_of_init
);
197 static const char *gfar_tx_intr
= "tx";
198 static const char *gfar_rx_intr
= "rx";
199 static const char *gfar_err_intr
= "error";
202 static int __init
gfar_of_init(void)
204 struct device_node
*np
;
206 struct platform_device
*gfar_dev
;
210 for (np
= NULL
, i
= 0;
211 (np
= of_find_compatible_node(np
, "network", "gianfar")) != NULL
;
213 struct resource r
[4];
214 struct device_node
*phy
, *mdio
;
215 struct gianfar_platform_data gfar_data
;
216 const unsigned int *id
;
219 const void *mac_addr
;
223 memset(r
, 0, sizeof(r
));
224 memset(&gfar_data
, 0, sizeof(gfar_data
));
226 ret
= of_address_to_resource(np
, 0, &r
[0]);
230 of_irq_to_resource(np
, 0, &r
[1]);
232 model
= of_get_property(np
, "model", NULL
);
234 /* If we aren't the FEC we have multiple interrupts */
235 if (model
&& strcasecmp(model
, "FEC")) {
236 r
[1].name
= gfar_tx_intr
;
238 r
[2].name
= gfar_rx_intr
;
239 of_irq_to_resource(np
, 1, &r
[2]);
241 r
[3].name
= gfar_err_intr
;
242 of_irq_to_resource(np
, 2, &r
[3]);
248 platform_device_register_simple("fsl-gianfar", i
, &r
[0],
251 if (IS_ERR(gfar_dev
)) {
252 ret
= PTR_ERR(gfar_dev
);
256 mac_addr
= of_get_mac_address(np
);
258 memcpy(gfar_data
.mac_addr
, mac_addr
, 6);
260 if (model
&& !strcasecmp(model
, "TSEC"))
261 gfar_data
.device_flags
=
262 FSL_GIANFAR_DEV_HAS_GIGABIT
|
263 FSL_GIANFAR_DEV_HAS_COALESCE
|
264 FSL_GIANFAR_DEV_HAS_RMON
|
265 FSL_GIANFAR_DEV_HAS_MULTI_INTR
;
266 if (model
&& !strcasecmp(model
, "eTSEC"))
267 gfar_data
.device_flags
=
268 FSL_GIANFAR_DEV_HAS_GIGABIT
|
269 FSL_GIANFAR_DEV_HAS_COALESCE
|
270 FSL_GIANFAR_DEV_HAS_RMON
|
271 FSL_GIANFAR_DEV_HAS_MULTI_INTR
|
272 FSL_GIANFAR_DEV_HAS_CSUM
|
273 FSL_GIANFAR_DEV_HAS_VLAN
|
274 FSL_GIANFAR_DEV_HAS_EXTENDED_HASH
;
276 ctype
= of_get_property(np
, "phy-connection-type", NULL
);
278 /* We only care about rgmii-id. The rest are autodetected */
279 if (ctype
&& !strcmp(ctype
, "rgmii-id"))
280 gfar_data
.interface
= PHY_INTERFACE_MODE_RGMII_ID
;
282 gfar_data
.interface
= PHY_INTERFACE_MODE_MII
;
284 ph
= of_get_property(np
, "phy-handle", NULL
);
285 phy
= of_find_node_by_phandle(*ph
);
292 mdio
= of_get_parent(phy
);
294 id
= of_get_property(phy
, "reg", NULL
);
295 ret
= of_address_to_resource(mdio
, 0, &res
);
302 gfar_data
.phy_id
= *id
;
303 gfar_data
.bus_id
= res
.start
;
309 platform_device_add_data(gfar_dev
, &gfar_data
,
311 gianfar_platform_data
));
319 platform_device_unregister(gfar_dev
);
324 arch_initcall(gfar_of_init
);
326 #ifdef CONFIG_I2C_BOARDINFO
327 #include <linux/i2c.h>
328 struct i2c_driver_device
{
334 static struct i2c_driver_device i2c_devices
[] __initdata
= {
335 {"ricoh,rs5c372a", "rtc-rs5c372", "rs5c372a",},
336 {"ricoh,rs5c372b", "rtc-rs5c372", "rs5c372b",},
337 {"ricoh,rv5c386", "rtc-rs5c372", "rv5c386",},
338 {"ricoh,rv5c387a", "rtc-rs5c372", "rv5c387a",},
339 {"dallas,ds1307", "rtc-ds1307", "ds1307",},
340 {"dallas,ds1337", "rtc-ds1307", "ds1337",},
341 {"dallas,ds1338", "rtc-ds1307", "ds1338",},
342 {"dallas,ds1339", "rtc-ds1307", "ds1339",},
343 {"dallas,ds1340", "rtc-ds1307", "ds1340",},
344 {"stm,m41t00", "rtc-ds1307", "m41t00"},
345 {"dallas,ds1374", "rtc-ds1374", "rtc-ds1374",},
348 static int __init
of_find_i2c_driver(struct device_node
*node
,
349 struct i2c_board_info
*info
)
353 for (i
= 0; i
< ARRAY_SIZE(i2c_devices
); i
++) {
354 if (!of_device_is_compatible(node
, i2c_devices
[i
].of_device
))
356 if (strlcpy(info
->driver_name
, i2c_devices
[i
].i2c_driver
,
357 KOBJ_NAME_LEN
) >= KOBJ_NAME_LEN
||
358 strlcpy(info
->type
, i2c_devices
[i
].i2c_type
,
359 I2C_NAME_SIZE
) >= I2C_NAME_SIZE
)
366 static void __init
of_register_i2c_devices(struct device_node
*adap_node
,
369 struct device_node
*node
= NULL
;
371 while ((node
= of_get_next_child(adap_node
, node
))) {
372 struct i2c_board_info info
= {};
376 addr
= of_get_property(node
, "reg", &len
);
377 if (!addr
|| len
< sizeof(int) || *addr
> (1 << 10) - 1) {
378 printk(KERN_WARNING
"fsl_soc.c: invalid i2c device entry\n");
382 info
.irq
= irq_of_parse_and_map(node
, 0);
383 if (info
.irq
== NO_IRQ
)
386 if (of_find_i2c_driver(node
, &info
) < 0)
391 i2c_register_board_info(bus_num
, &info
, 1);
395 static int __init
fsl_i2c_of_init(void)
397 struct device_node
*np
;
399 struct platform_device
*i2c_dev
;
402 for_each_compatible_node(np
, NULL
, "fsl-i2c") {
403 struct resource r
[2];
404 struct fsl_i2c_platform_data i2c_data
;
405 const unsigned char *flags
= NULL
;
407 memset(&r
, 0, sizeof(r
));
408 memset(&i2c_data
, 0, sizeof(i2c_data
));
410 ret
= of_address_to_resource(np
, 0, &r
[0]);
414 of_irq_to_resource(np
, 0, &r
[1]);
416 i2c_dev
= platform_device_register_simple("fsl-i2c", i
, r
, 2);
417 if (IS_ERR(i2c_dev
)) {
418 ret
= PTR_ERR(i2c_dev
);
422 i2c_data
.device_flags
= 0;
423 flags
= of_get_property(np
, "dfsrr", NULL
);
425 i2c_data
.device_flags
|= FSL_I2C_DEV_SEPARATE_DFSRR
;
427 flags
= of_get_property(np
, "fsl5200-clocking", NULL
);
429 i2c_data
.device_flags
|= FSL_I2C_DEV_CLOCK_5200
;
432 platform_device_add_data(i2c_dev
, &i2c_data
,
434 fsl_i2c_platform_data
));
438 of_register_i2c_devices(np
, i
++);
444 platform_device_unregister(i2c_dev
);
449 arch_initcall(fsl_i2c_of_init
);
452 #ifdef CONFIG_PPC_83xx
453 static int __init
mpc83xx_wdt_init(void)
456 struct device_node
*soc
, *np
;
457 struct platform_device
*dev
;
458 const unsigned int *freq
;
461 np
= of_find_compatible_node(NULL
, "watchdog", "mpc83xx_wdt");
468 soc
= of_find_node_by_type(NULL
, "soc");
475 freq
= of_get_property(soc
, "bus-frequency", NULL
);
481 memset(&r
, 0, sizeof(r
));
483 ret
= of_address_to_resource(np
, 0, &r
);
487 dev
= platform_device_register_simple("mpc83xx_wdt", 0, &r
, 1);
493 ret
= platform_device_add_data(dev
, freq
, sizeof(int));
503 platform_device_unregister(dev
);
512 arch_initcall(mpc83xx_wdt_init
);
515 static enum fsl_usb2_phy_modes
determine_usb_phy(const char *phy_type
)
518 return FSL_USB2_PHY_NONE
;
519 if (!strcasecmp(phy_type
, "ulpi"))
520 return FSL_USB2_PHY_ULPI
;
521 if (!strcasecmp(phy_type
, "utmi"))
522 return FSL_USB2_PHY_UTMI
;
523 if (!strcasecmp(phy_type
, "utmi_wide"))
524 return FSL_USB2_PHY_UTMI_WIDE
;
525 if (!strcasecmp(phy_type
, "serial"))
526 return FSL_USB2_PHY_SERIAL
;
528 return FSL_USB2_PHY_NONE
;
531 static int __init
fsl_usb_of_init(void)
533 struct device_node
*np
;
535 struct platform_device
*usb_dev_mph
= NULL
, *usb_dev_dr_host
= NULL
,
536 *usb_dev_dr_client
= NULL
;
539 for (np
= NULL
, i
= 0;
540 (np
= of_find_compatible_node(np
, "usb", "fsl-usb2-mph")) != NULL
;
542 struct resource r
[2];
543 struct fsl_usb2_platform_data usb_data
;
544 const unsigned char *prop
= NULL
;
546 memset(&r
, 0, sizeof(r
));
547 memset(&usb_data
, 0, sizeof(usb_data
));
549 ret
= of_address_to_resource(np
, 0, &r
[0]);
553 of_irq_to_resource(np
, 0, &r
[1]);
556 platform_device_register_simple("fsl-ehci", i
, r
, 2);
557 if (IS_ERR(usb_dev_mph
)) {
558 ret
= PTR_ERR(usb_dev_mph
);
562 usb_dev_mph
->dev
.coherent_dma_mask
= 0xffffffffUL
;
563 usb_dev_mph
->dev
.dma_mask
= &usb_dev_mph
->dev
.coherent_dma_mask
;
565 usb_data
.operating_mode
= FSL_USB2_MPH_HOST
;
567 prop
= of_get_property(np
, "port0", NULL
);
569 usb_data
.port_enables
|= FSL_USB2_PORT0_ENABLED
;
571 prop
= of_get_property(np
, "port1", NULL
);
573 usb_data
.port_enables
|= FSL_USB2_PORT1_ENABLED
;
575 prop
= of_get_property(np
, "phy_type", NULL
);
576 usb_data
.phy_mode
= determine_usb_phy(prop
);
579 platform_device_add_data(usb_dev_mph
, &usb_data
,
581 fsl_usb2_platform_data
));
587 (np
= of_find_compatible_node(np
, "usb", "fsl-usb2-dr")) != NULL
;
589 struct resource r
[2];
590 struct fsl_usb2_platform_data usb_data
;
591 const unsigned char *prop
= NULL
;
593 memset(&r
, 0, sizeof(r
));
594 memset(&usb_data
, 0, sizeof(usb_data
));
596 ret
= of_address_to_resource(np
, 0, &r
[0]);
600 of_irq_to_resource(np
, 0, &r
[1]);
602 prop
= of_get_property(np
, "dr_mode", NULL
);
604 if (!prop
|| !strcmp(prop
, "host")) {
605 usb_data
.operating_mode
= FSL_USB2_DR_HOST
;
606 usb_dev_dr_host
= platform_device_register_simple(
607 "fsl-ehci", i
, r
, 2);
608 if (IS_ERR(usb_dev_dr_host
)) {
609 ret
= PTR_ERR(usb_dev_dr_host
);
612 } else if (prop
&& !strcmp(prop
, "peripheral")) {
613 usb_data
.operating_mode
= FSL_USB2_DR_DEVICE
;
614 usb_dev_dr_client
= platform_device_register_simple(
615 "fsl-usb2-udc", i
, r
, 2);
616 if (IS_ERR(usb_dev_dr_client
)) {
617 ret
= PTR_ERR(usb_dev_dr_client
);
620 } else if (prop
&& !strcmp(prop
, "otg")) {
621 usb_data
.operating_mode
= FSL_USB2_DR_OTG
;
622 usb_dev_dr_host
= platform_device_register_simple(
623 "fsl-ehci", i
, r
, 2);
624 if (IS_ERR(usb_dev_dr_host
)) {
625 ret
= PTR_ERR(usb_dev_dr_host
);
628 usb_dev_dr_client
= platform_device_register_simple(
629 "fsl-usb2-udc", i
, r
, 2);
630 if (IS_ERR(usb_dev_dr_client
)) {
631 ret
= PTR_ERR(usb_dev_dr_client
);
639 prop
= of_get_property(np
, "phy_type", NULL
);
640 usb_data
.phy_mode
= determine_usb_phy(prop
);
642 if (usb_dev_dr_host
) {
643 usb_dev_dr_host
->dev
.coherent_dma_mask
= 0xffffffffUL
;
644 usb_dev_dr_host
->dev
.dma_mask
= &usb_dev_dr_host
->
645 dev
.coherent_dma_mask
;
646 if ((ret
= platform_device_add_data(usb_dev_dr_host
,
647 &usb_data
, sizeof(struct
648 fsl_usb2_platform_data
))))
651 if (usb_dev_dr_client
) {
652 usb_dev_dr_client
->dev
.coherent_dma_mask
= 0xffffffffUL
;
653 usb_dev_dr_client
->dev
.dma_mask
= &usb_dev_dr_client
->
654 dev
.coherent_dma_mask
;
655 if ((ret
= platform_device_add_data(usb_dev_dr_client
,
656 &usb_data
, sizeof(struct
657 fsl_usb2_platform_data
))))
665 platform_device_unregister(usb_dev_dr_host
);
666 if (usb_dev_dr_client
)
667 platform_device_unregister(usb_dev_dr_client
);
670 platform_device_unregister(usb_dev_mph
);
675 arch_initcall(fsl_usb_of_init
);
677 #ifndef CONFIG_PPC_CPM_NEW_BINDING
680 extern void init_scc_ioports(struct fs_uart_platform_info
*);
682 static const char fcc_regs
[] = "fcc_regs";
683 static const char fcc_regs_c
[] = "fcc_regs_c";
684 static const char fcc_pram
[] = "fcc_pram";
685 static char bus_id
[9][BUS_ID_SIZE
];
687 static int __init
fs_enet_of_init(void)
689 struct device_node
*np
;
691 struct platform_device
*fs_enet_dev
;
695 for (np
= NULL
, i
= 0;
696 (np
= of_find_compatible_node(np
, "network", "fs_enet")) != NULL
;
698 struct resource r
[4];
699 struct device_node
*phy
, *mdio
;
700 struct fs_platform_info fs_enet_data
;
701 const unsigned int *id
, *phy_addr
, *phy_irq
;
702 const void *mac_addr
;
706 memset(r
, 0, sizeof(r
));
707 memset(&fs_enet_data
, 0, sizeof(fs_enet_data
));
709 ret
= of_address_to_resource(np
, 0, &r
[0]);
712 r
[0].name
= fcc_regs
;
714 ret
= of_address_to_resource(np
, 1, &r
[1]);
717 r
[1].name
= fcc_pram
;
719 ret
= of_address_to_resource(np
, 2, &r
[2]);
722 r
[2].name
= fcc_regs_c
;
723 fs_enet_data
.fcc_regs_c
= r
[2].start
;
725 of_irq_to_resource(np
, 0, &r
[3]);
728 platform_device_register_simple("fsl-cpm-fcc", i
, &r
[0], 4);
730 if (IS_ERR(fs_enet_dev
)) {
731 ret
= PTR_ERR(fs_enet_dev
);
735 model
= of_get_property(np
, "model", NULL
);
741 mac_addr
= of_get_mac_address(np
);
743 memcpy(fs_enet_data
.macaddr
, mac_addr
, 6);
745 ph
= of_get_property(np
, "phy-handle", NULL
);
746 phy
= of_find_node_by_phandle(*ph
);
753 phy_addr
= of_get_property(phy
, "reg", NULL
);
754 fs_enet_data
.phy_addr
= *phy_addr
;
756 phy_irq
= of_get_property(phy
, "interrupts", NULL
);
758 id
= of_get_property(np
, "device-id", NULL
);
759 fs_enet_data
.fs_no
= *id
;
760 strcpy(fs_enet_data
.fs_type
, model
);
762 mdio
= of_get_parent(phy
);
763 ret
= of_address_to_resource(mdio
, 0, &res
);
770 fs_enet_data
.clk_rx
= *((u32
*)of_get_property(np
,
772 fs_enet_data
.clk_tx
= *((u32
*)of_get_property(np
,
775 if (strstr(model
, "FCC")) {
776 int fcc_index
= *id
- 1;
777 const unsigned char *mdio_bb_prop
;
779 fs_enet_data
.dpram_offset
= (u32
)cpm_dpram_addr(0);
780 fs_enet_data
.rx_ring
= 32;
781 fs_enet_data
.tx_ring
= 32;
782 fs_enet_data
.rx_copybreak
= 240;
783 fs_enet_data
.use_napi
= 0;
784 fs_enet_data
.napi_weight
= 17;
785 fs_enet_data
.mem_offset
= FCC_MEM_OFFSET(fcc_index
);
786 fs_enet_data
.cp_page
= CPM_CR_FCC_PAGE(fcc_index
);
787 fs_enet_data
.cp_block
= CPM_CR_FCC_SBLOCK(fcc_index
);
789 snprintf((char*)&bus_id
[(*id
)], BUS_ID_SIZE
, "%x:%02x",
790 (u32
)res
.start
, fs_enet_data
.phy_addr
);
791 fs_enet_data
.bus_id
= (char*)&bus_id
[(*id
)];
792 fs_enet_data
.init_ioports
= init_fcc_ioports
;
794 mdio_bb_prop
= of_get_property(phy
, "bitbang", NULL
);
796 struct platform_device
*fs_enet_mdio_bb_dev
;
797 struct fs_mii_bb_platform_info fs_enet_mdio_bb_data
;
799 fs_enet_mdio_bb_dev
=
800 platform_device_register_simple("fsl-bb-mdio",
802 memset(&fs_enet_mdio_bb_data
, 0,
803 sizeof(struct fs_mii_bb_platform_info
));
804 fs_enet_mdio_bb_data
.mdio_dat
.bit
=
806 fs_enet_mdio_bb_data
.mdio_dir
.bit
=
808 fs_enet_mdio_bb_data
.mdc_dat
.bit
=
810 fs_enet_mdio_bb_data
.mdio_port
=
812 fs_enet_mdio_bb_data
.mdc_port
=
814 fs_enet_mdio_bb_data
.delay
=
817 fs_enet_mdio_bb_data
.irq
[0] = phy_irq
[0];
818 fs_enet_mdio_bb_data
.irq
[1] = -1;
819 fs_enet_mdio_bb_data
.irq
[2] = -1;
820 fs_enet_mdio_bb_data
.irq
[3] = phy_irq
[0];
821 fs_enet_mdio_bb_data
.irq
[31] = -1;
823 fs_enet_mdio_bb_data
.mdio_dat
.offset
=
824 (u32
)&cpm2_immr
->im_ioport
.iop_pdatc
;
825 fs_enet_mdio_bb_data
.mdio_dir
.offset
=
826 (u32
)&cpm2_immr
->im_ioport
.iop_pdirc
;
827 fs_enet_mdio_bb_data
.mdc_dat
.offset
=
828 (u32
)&cpm2_immr
->im_ioport
.iop_pdatc
;
830 ret
= platform_device_add_data(
832 &fs_enet_mdio_bb_data
,
833 sizeof(struct fs_mii_bb_platform_info
));
841 ret
= platform_device_add_data(fs_enet_dev
, &fs_enet_data
,
851 platform_device_unregister(fs_enet_dev
);
856 arch_initcall(fs_enet_of_init
);
858 static const char scc_regs
[] = "regs";
859 static const char scc_pram
[] = "pram";
861 static int __init
cpm_uart_of_init(void)
863 struct device_node
*np
;
865 struct platform_device
*cpm_uart_dev
;
868 for (np
= NULL
, i
= 0;
869 (np
= of_find_compatible_node(np
, "serial", "cpm_uart")) != NULL
;
871 struct resource r
[3];
872 struct fs_uart_platform_info cpm_uart_data
;
876 memset(r
, 0, sizeof(r
));
877 memset(&cpm_uart_data
, 0, sizeof(cpm_uart_data
));
879 ret
= of_address_to_resource(np
, 0, &r
[0]);
883 r
[0].name
= scc_regs
;
885 ret
= of_address_to_resource(np
, 1, &r
[1]);
888 r
[1].name
= scc_pram
;
890 of_irq_to_resource(np
, 0, &r
[2]);
893 platform_device_register_simple("fsl-cpm-scc:uart", i
, &r
[0], 3);
895 if (IS_ERR(cpm_uart_dev
)) {
896 ret
= PTR_ERR(cpm_uart_dev
);
900 id
= of_get_property(np
, "device-id", NULL
);
901 cpm_uart_data
.fs_no
= *id
;
903 model
= of_get_property(np
, "model", NULL
);
904 strcpy(cpm_uart_data
.fs_type
, model
);
906 cpm_uart_data
.uart_clk
= ppc_proc_freq
;
908 cpm_uart_data
.tx_num_fifo
= 4;
909 cpm_uart_data
.tx_buf_size
= 32;
910 cpm_uart_data
.rx_num_fifo
= 4;
911 cpm_uart_data
.rx_buf_size
= 32;
912 cpm_uart_data
.clk_rx
= *((u32
*)of_get_property(np
,
914 cpm_uart_data
.clk_tx
= *((u32
*)of_get_property(np
,
918 platform_device_add_data(cpm_uart_dev
, &cpm_uart_data
,
920 fs_uart_platform_info
));
928 platform_device_unregister(cpm_uart_dev
);
933 arch_initcall(cpm_uart_of_init
);
934 #endif /* CONFIG_CPM2 */
938 extern void init_scc_ioports(struct fs_platform_info
*);
939 extern int platform_device_skip(const char *model
, int id
);
941 static int __init
fs_enet_mdio_of_init(void)
943 struct device_node
*np
;
945 struct platform_device
*mdio_dev
;
949 for (np
= NULL
, i
= 0;
950 (np
= of_find_compatible_node(np
, "mdio", "fs_enet")) != NULL
;
952 struct fs_mii_fec_platform_info mdio_data
;
954 memset(&res
, 0, sizeof(res
));
955 memset(&mdio_data
, 0, sizeof(mdio_data
));
957 ret
= of_address_to_resource(np
, 0, &res
);
962 platform_device_register_simple("fsl-cpm-fec-mdio",
964 if (IS_ERR(mdio_dev
)) {
965 ret
= PTR_ERR(mdio_dev
);
969 mdio_data
.mii_speed
= ((((ppc_proc_freq
+ 4999999) / 2500000) / 2) & 0x3F) << 1;
972 platform_device_add_data(mdio_dev
, &mdio_data
,
973 sizeof(struct fs_mii_fec_platform_info
));
980 platform_device_unregister(mdio_dev
);
985 arch_initcall(fs_enet_mdio_of_init
);
987 static const char *enet_regs
= "regs";
988 static const char *enet_pram
= "pram";
989 static const char *enet_irq
= "interrupt";
990 static char bus_id
[9][BUS_ID_SIZE
];
992 static int __init
fs_enet_of_init(void)
994 struct device_node
*np
;
996 struct platform_device
*fs_enet_dev
= NULL
;
1000 for (np
= NULL
, i
= 0;
1001 (np
= of_find_compatible_node(np
, "network", "fs_enet")) != NULL
;
1003 struct resource r
[4];
1004 struct device_node
*phy
= NULL
, *mdio
= NULL
;
1005 struct fs_platform_info fs_enet_data
;
1006 const unsigned int *id
;
1007 const unsigned int *phy_addr
;
1008 const void *mac_addr
;
1012 memset(r
, 0, sizeof(r
));
1013 memset(&fs_enet_data
, 0, sizeof(fs_enet_data
));
1015 model
= of_get_property(np
, "model", NULL
);
1016 if (model
== NULL
) {
1021 id
= of_get_property(np
, "device-id", NULL
);
1022 fs_enet_data
.fs_no
= *id
;
1024 if (platform_device_skip(model
, *id
))
1027 ret
= of_address_to_resource(np
, 0, &r
[0]);
1030 r
[0].name
= enet_regs
;
1032 mac_addr
= of_get_mac_address(np
);
1034 memcpy(fs_enet_data
.macaddr
, mac_addr
, 6);
1036 ph
= of_get_property(np
, "phy-handle", NULL
);
1038 phy
= of_find_node_by_phandle(*ph
);
1041 phy_addr
= of_get_property(phy
, "reg", NULL
);
1042 fs_enet_data
.phy_addr
= *phy_addr
;
1043 fs_enet_data
.has_phy
= 1;
1045 mdio
= of_get_parent(phy
);
1046 ret
= of_address_to_resource(mdio
, 0, &res
);
1054 model
= of_get_property(np
, "model", NULL
);
1055 strcpy(fs_enet_data
.fs_type
, model
);
1057 if (strstr(model
, "FEC")) {
1058 r
[1].start
= r
[1].end
= irq_of_parse_and_map(np
, 0);
1059 r
[1].flags
= IORESOURCE_IRQ
;
1060 r
[1].name
= enet_irq
;
1063 platform_device_register_simple("fsl-cpm-fec", i
, &r
[0], 2);
1065 if (IS_ERR(fs_enet_dev
)) {
1066 ret
= PTR_ERR(fs_enet_dev
);
1070 fs_enet_data
.rx_ring
= 128;
1071 fs_enet_data
.tx_ring
= 16;
1072 fs_enet_data
.rx_copybreak
= 240;
1073 fs_enet_data
.use_napi
= 1;
1074 fs_enet_data
.napi_weight
= 17;
1076 snprintf((char*)&bus_id
[i
], BUS_ID_SIZE
, "%x:%02x",
1077 (u32
)res
.start
, fs_enet_data
.phy_addr
);
1078 fs_enet_data
.bus_id
= (char*)&bus_id
[i
];
1079 fs_enet_data
.init_ioports
= init_fec_ioports
;
1081 if (strstr(model
, "SCC")) {
1082 ret
= of_address_to_resource(np
, 1, &r
[1]);
1085 r
[1].name
= enet_pram
;
1087 r
[2].start
= r
[2].end
= irq_of_parse_and_map(np
, 0);
1088 r
[2].flags
= IORESOURCE_IRQ
;
1089 r
[2].name
= enet_irq
;
1092 platform_device_register_simple("fsl-cpm-scc", i
, &r
[0], 3);
1094 if (IS_ERR(fs_enet_dev
)) {
1095 ret
= PTR_ERR(fs_enet_dev
);
1099 fs_enet_data
.rx_ring
= 64;
1100 fs_enet_data
.tx_ring
= 8;
1101 fs_enet_data
.rx_copybreak
= 240;
1102 fs_enet_data
.use_napi
= 1;
1103 fs_enet_data
.napi_weight
= 17;
1105 snprintf((char*)&bus_id
[i
], BUS_ID_SIZE
, "%s", "fixed@10:1");
1106 fs_enet_data
.bus_id
= (char*)&bus_id
[i
];
1107 fs_enet_data
.init_ioports
= init_scc_ioports
;
1113 ret
= platform_device_add_data(fs_enet_dev
, &fs_enet_data
,
1122 platform_device_unregister(fs_enet_dev
);
1127 arch_initcall(fs_enet_of_init
);
1129 static int __init
fsl_pcmcia_of_init(void)
1131 struct device_node
*np
;
1133 * Register all the devices which type is "pcmcia"
1135 for_each_compatible_node(np
, "pcmcia", "fsl,pq-pcmcia")
1136 of_platform_device_create(np
, "m8xx-pcmcia", NULL
);
1140 arch_initcall(fsl_pcmcia_of_init
);
1142 static const char *smc_regs
= "regs";
1143 static const char *smc_pram
= "pram";
1145 static int __init
cpm_smc_uart_of_init(void)
1147 struct device_node
*np
;
1149 struct platform_device
*cpm_uart_dev
;
1152 for (np
= NULL
, i
= 0;
1153 (np
= of_find_compatible_node(np
, "serial", "cpm_uart")) != NULL
;
1155 struct resource r
[3];
1156 struct fs_uart_platform_info cpm_uart_data
;
1160 memset(r
, 0, sizeof(r
));
1161 memset(&cpm_uart_data
, 0, sizeof(cpm_uart_data
));
1163 ret
= of_address_to_resource(np
, 0, &r
[0]);
1167 r
[0].name
= smc_regs
;
1169 ret
= of_address_to_resource(np
, 1, &r
[1]);
1172 r
[1].name
= smc_pram
;
1174 r
[2].start
= r
[2].end
= irq_of_parse_and_map(np
, 0);
1175 r
[2].flags
= IORESOURCE_IRQ
;
1178 platform_device_register_simple("fsl-cpm-smc:uart", i
, &r
[0], 3);
1180 if (IS_ERR(cpm_uart_dev
)) {
1181 ret
= PTR_ERR(cpm_uart_dev
);
1185 model
= of_get_property(np
, "model", NULL
);
1186 strcpy(cpm_uart_data
.fs_type
, model
);
1188 id
= of_get_property(np
, "device-id", NULL
);
1189 cpm_uart_data
.fs_no
= *id
;
1190 cpm_uart_data
.uart_clk
= ppc_proc_freq
;
1192 cpm_uart_data
.tx_num_fifo
= 4;
1193 cpm_uart_data
.tx_buf_size
= 32;
1194 cpm_uart_data
.rx_num_fifo
= 4;
1195 cpm_uart_data
.rx_buf_size
= 32;
1198 platform_device_add_data(cpm_uart_dev
, &cpm_uart_data
,
1200 fs_uart_platform_info
));
1208 platform_device_unregister(cpm_uart_dev
);
1213 arch_initcall(cpm_smc_uart_of_init
);
1215 #endif /* CONFIG_8xx */
1216 #endif /* CONFIG_PPC_CPM_NEW_BINDING */
1218 int __init
fsl_spi_init(struct spi_board_info
*board_infos
,
1219 unsigned int num_board_infos
,
1220 void (*activate_cs
)(u8 cs
, u8 polarity
),
1221 void (*deactivate_cs
)(u8 cs
, u8 polarity
))
1223 struct device_node
*np
;
1227 /* SPI controller is either clocked from QE or SoC clock */
1228 np
= of_find_node_by_type(NULL
, "qe");
1230 np
= of_find_node_by_type(NULL
, "soc");
1235 sysclk
= of_get_property(np
, "bus-frequency", NULL
);
1239 for (np
= NULL
, i
= 1;
1240 (np
= of_find_compatible_node(np
, "spi", "fsl_spi")) != NULL
;
1245 struct resource res
[2];
1246 struct platform_device
*pdev
;
1247 struct fsl_spi_platform_data pdata
= {
1248 .activate_cs
= activate_cs
,
1249 .deactivate_cs
= deactivate_cs
,
1252 memset(res
, 0, sizeof(res
));
1254 pdata
.sysclk
= *sysclk
;
1256 prop
= of_get_property(np
, "reg", NULL
);
1259 pdata
.bus_num
= *(u32
*)prop
;
1261 prop
= of_get_property(np
, "mode", NULL
);
1262 if (prop
&& !strcmp(prop
, "cpu-qe"))
1265 for (j
= 0; j
< num_board_infos
; j
++) {
1266 if (board_infos
[j
].bus_num
== pdata
.bus_num
)
1267 pdata
.max_chipselect
++;
1270 if (!pdata
.max_chipselect
)
1273 ret
= of_address_to_resource(np
, 0, &res
[0]);
1277 ret
= of_irq_to_resource(np
, 0, &res
[1]);
1281 pdev
= platform_device_alloc("mpc83xx_spi", i
);
1285 ret
= platform_device_add_data(pdev
, &pdata
, sizeof(pdata
));
1289 ret
= platform_device_add_resources(pdev
, res
,
1294 ret
= platform_device_register(pdev
);
1300 platform_device_del(pdev
);
1305 return spi_register_board_info(board_infos
, num_board_infos
);
1308 #if defined(CONFIG_PPC_85xx) || defined(CONFIG_PPC_86xx)
1309 static __be32 __iomem
*rstcr
;
1311 static int __init
setup_rstcr(void)
1313 struct device_node
*np
;
1314 np
= of_find_node_by_name(NULL
, "global-utilities");
1315 if ((np
&& of_get_property(np
, "fsl,has-rstcr", NULL
))) {
1316 const u32
*prop
= of_get_property(np
, "reg", NULL
);
1318 /* map reset control register
1319 * 0xE00B0 is offset of reset control register
1321 rstcr
= ioremap(get_immrbase() + *prop
+ 0xB0, 0xff);
1323 printk (KERN_EMERG
"Error: reset control "
1324 "register not mapped!\n");
1327 printk (KERN_INFO
"rstcr compatible register does not exist!\n");
1333 arch_initcall(setup_rstcr
);
1335 void fsl_rstcr_restart(char *cmd
)
1337 local_irq_disable();
1339 /* set reset control register */
1340 out_be32(rstcr
, 0x2); /* HRESET_REQ */