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_each_compatible_node(np, NULL, "fsl-usb2-mph") {
540 struct resource r[2];
541 struct fsl_usb2_platform_data usb_data;
542 const unsigned char *prop = NULL;
544 memset(&r, 0, sizeof(r));
545 memset(&usb_data, 0, sizeof(usb_data));
547 ret = of_address_to_resource(np, 0, &r[0]);
551 of_irq_to_resource(np, 0, &r[1]);
554 platform_device_register_simple("fsl-ehci", i, r, 2);
555 if (IS_ERR(usb_dev_mph)) {
556 ret = PTR_ERR(usb_dev_mph);
560 usb_dev_mph->dev.coherent_dma_mask = 0xffffffffUL;
561 usb_dev_mph->dev.dma_mask = &usb_dev_mph->dev.coherent_dma_mask;
563 usb_data.operating_mode = FSL_USB2_MPH_HOST;
565 prop = of_get_property(np, "port0", NULL);
567 usb_data.port_enables |= FSL_USB2_PORT0_ENABLED;
569 prop = of_get_property(np, "port1", NULL);
571 usb_data.port_enables |= FSL_USB2_PORT1_ENABLED;
573 prop = of_get_property(np, "phy_type", NULL);
574 usb_data.phy_mode = determine_usb_phy(prop);
577 platform_device_add_data(usb_dev_mph, &usb_data,
579 fsl_usb2_platform_data));
585 for_each_compatible_node(np, NULL, "fsl-usb2-dr") {
586 struct resource r[2];
587 struct fsl_usb2_platform_data usb_data;
588 const unsigned char *prop = NULL;
590 memset(&r, 0, sizeof(r));
591 memset(&usb_data, 0, sizeof(usb_data));
593 ret = of_address_to_resource(np, 0, &r[0]);
597 of_irq_to_resource(np, 0, &r[1]);
599 prop = of_get_property(np, "dr_mode", NULL);
601 if (!prop || !strcmp(prop, "host")) {
602 usb_data.operating_mode = FSL_USB2_DR_HOST;
603 usb_dev_dr_host = platform_device_register_simple(
604 "fsl-ehci", i, r, 2);
605 if (IS_ERR(usb_dev_dr_host)) {
606 ret = PTR_ERR(usb_dev_dr_host);
609 } else if (prop && !strcmp(prop, "peripheral")) {
610 usb_data.operating_mode = FSL_USB2_DR_DEVICE;
611 usb_dev_dr_client = platform_device_register_simple(
612 "fsl-usb2-udc", i, r, 2);
613 if (IS_ERR(usb_dev_dr_client)) {
614 ret = PTR_ERR(usb_dev_dr_client);
617 } else if (prop && !strcmp(prop, "otg")) {
618 usb_data.operating_mode = FSL_USB2_DR_OTG;
619 usb_dev_dr_host = platform_device_register_simple(
620 "fsl-ehci", i, r, 2);
621 if (IS_ERR(usb_dev_dr_host)) {
622 ret = PTR_ERR(usb_dev_dr_host);
625 usb_dev_dr_client = platform_device_register_simple(
626 "fsl-usb2-udc", i, r, 2);
627 if (IS_ERR(usb_dev_dr_client)) {
628 ret = PTR_ERR(usb_dev_dr_client);
636 prop = of_get_property(np, "phy_type", NULL);
637 usb_data.phy_mode = determine_usb_phy(prop);
639 if (usb_dev_dr_host) {
640 usb_dev_dr_host->dev.coherent_dma_mask = 0xffffffffUL;
641 usb_dev_dr_host->dev.dma_mask = &usb_dev_dr_host->
642 dev.coherent_dma_mask;
643 if ((ret = platform_device_add_data(usb_dev_dr_host,
644 &usb_data, sizeof(struct
645 fsl_usb2_platform_data))))
648 if (usb_dev_dr_client) {
649 usb_dev_dr_client->dev.coherent_dma_mask = 0xffffffffUL;
650 usb_dev_dr_client->dev.dma_mask = &usb_dev_dr_client->
651 dev.coherent_dma_mask;
652 if ((ret = platform_device_add_data(usb_dev_dr_client,
653 &usb_data, sizeof(struct
654 fsl_usb2_platform_data))))
663 platform_device_unregister(usb_dev_dr_host);
664 if (usb_dev_dr_client)
665 platform_device_unregister(usb_dev_dr_client);
668 platform_device_unregister(usb_dev_mph);
673 arch_initcall(fsl_usb_of_init);
675 #ifndef CONFIG_PPC_CPM_NEW_BINDING
678 extern void init_scc_ioports(struct fs_uart_platform_info*);
680 static const char fcc_regs[] = "fcc_regs";
681 static const char fcc_regs_c[] = "fcc_regs_c";
682 static const char fcc_pram[] = "fcc_pram";
683 static char bus_id[9][BUS_ID_SIZE];
685 static int __init fs_enet_of_init(void)
687 struct device_node *np;
689 struct platform_device *fs_enet_dev;
693 for (np = NULL, i = 0;
694 (np = of_find_compatible_node(np, "network", "fs_enet")) != NULL;
696 struct resource r[4];
697 struct device_node *phy, *mdio;
698 struct fs_platform_info fs_enet_data;
699 const unsigned int *id, *phy_addr, *phy_irq;
700 const void *mac_addr;
704 memset(r, 0, sizeof(r));
705 memset(&fs_enet_data, 0, sizeof(fs_enet_data));
707 ret = of_address_to_resource(np, 0, &r[0]);
710 r[0].name = fcc_regs;
712 ret = of_address_to_resource(np, 1, &r[1]);
715 r[1].name = fcc_pram;
717 ret = of_address_to_resource(np, 2, &r[2]);
720 r[2].name = fcc_regs_c;
721 fs_enet_data.fcc_regs_c = r[2].start;
723 of_irq_to_resource(np, 0, &r[3]);
726 platform_device_register_simple("fsl-cpm-fcc", i, &r[0], 4);
728 if (IS_ERR(fs_enet_dev)) {
729 ret = PTR_ERR(fs_enet_dev);
733 model = of_get_property(np, "model", NULL);
739 mac_addr = of_get_mac_address(np);
741 memcpy(fs_enet_data.macaddr, mac_addr, 6);
743 ph = of_get_property(np, "phy-handle", NULL);
744 phy = of_find_node_by_phandle(*ph);
751 phy_addr = of_get_property(phy, "reg", NULL);
752 fs_enet_data.phy_addr = *phy_addr;
754 phy_irq = of_get_property(phy, "interrupts", NULL);
756 id = of_get_property(np, "device-id", NULL);
757 fs_enet_data.fs_no = *id;
758 strcpy(fs_enet_data.fs_type, model);
760 mdio = of_get_parent(phy);
761 ret = of_address_to_resource(mdio, 0, &res);
768 fs_enet_data.clk_rx = *((u32 *)of_get_property(np,
770 fs_enet_data.clk_tx = *((u32 *)of_get_property(np,
773 if (strstr(model, "FCC")) {
774 int fcc_index = *id - 1;
775 const unsigned char *mdio_bb_prop;
777 fs_enet_data.dpram_offset = (u32)cpm_dpram_addr(0);
778 fs_enet_data.rx_ring = 32;
779 fs_enet_data.tx_ring = 32;
780 fs_enet_data.rx_copybreak = 240;
781 fs_enet_data.use_napi = 0;
782 fs_enet_data.napi_weight = 17;
783 fs_enet_data.mem_offset = FCC_MEM_OFFSET(fcc_index);
784 fs_enet_data.cp_page = CPM_CR_FCC_PAGE(fcc_index);
785 fs_enet_data.cp_block = CPM_CR_FCC_SBLOCK(fcc_index);
787 snprintf((char*)&bus_id[(*id)], BUS_ID_SIZE, "%x:%02x",
788 (u32)res.start, fs_enet_data.phy_addr);
789 fs_enet_data.bus_id = (char*)&bus_id[(*id)];
790 fs_enet_data.init_ioports = init_fcc_ioports;
792 mdio_bb_prop = of_get_property(phy, "bitbang", NULL);
794 struct platform_device *fs_enet_mdio_bb_dev;
795 struct fs_mii_bb_platform_info fs_enet_mdio_bb_data;
797 fs_enet_mdio_bb_dev =
798 platform_device_register_simple("fsl-bb-mdio",
800 memset(&fs_enet_mdio_bb_data, 0,
801 sizeof(struct fs_mii_bb_platform_info));
802 fs_enet_mdio_bb_data.mdio_dat.bit =
804 fs_enet_mdio_bb_data.mdio_dir.bit =
806 fs_enet_mdio_bb_data.mdc_dat.bit =
808 fs_enet_mdio_bb_data.mdio_port =
810 fs_enet_mdio_bb_data.mdc_port =
812 fs_enet_mdio_bb_data.delay =
815 fs_enet_mdio_bb_data.irq[0] = phy_irq[0];
816 fs_enet_mdio_bb_data.irq[1] = -1;
817 fs_enet_mdio_bb_data.irq[2] = -1;
818 fs_enet_mdio_bb_data.irq[3] = phy_irq[0];
819 fs_enet_mdio_bb_data.irq[31] = -1;
821 fs_enet_mdio_bb_data.mdio_dat.offset =
822 (u32)&cpm2_immr->im_ioport.iop_pdatc;
823 fs_enet_mdio_bb_data.mdio_dir.offset =
824 (u32)&cpm2_immr->im_ioport.iop_pdirc;
825 fs_enet_mdio_bb_data.mdc_dat.offset =
826 (u32)&cpm2_immr->im_ioport.iop_pdatc;
828 ret = platform_device_add_data(
830 &fs_enet_mdio_bb_data,
831 sizeof(struct fs_mii_bb_platform_info));
839 ret = platform_device_add_data(fs_enet_dev, &fs_enet_data,
849 platform_device_unregister(fs_enet_dev);
854 arch_initcall(fs_enet_of_init);
856 static const char scc_regs[] = "regs";
857 static const char scc_pram[] = "pram";
859 static int __init cpm_uart_of_init(void)
861 struct device_node *np;
863 struct platform_device *cpm_uart_dev;
866 for (np = NULL, i = 0;
867 (np = of_find_compatible_node(np, "serial", "cpm_uart")) != NULL;
869 struct resource r[3];
870 struct fs_uart_platform_info cpm_uart_data;
874 memset(r, 0, sizeof(r));
875 memset(&cpm_uart_data, 0, sizeof(cpm_uart_data));
877 ret = of_address_to_resource(np, 0, &r[0]);
881 r[0].name = scc_regs;
883 ret = of_address_to_resource(np, 1, &r[1]);
886 r[1].name = scc_pram;
888 of_irq_to_resource(np, 0, &r[2]);
891 platform_device_register_simple("fsl-cpm-scc:uart", i, &r[0], 3);
893 if (IS_ERR(cpm_uart_dev)) {
894 ret = PTR_ERR(cpm_uart_dev);
898 id = of_get_property(np, "device-id", NULL);
899 cpm_uart_data.fs_no = *id;
901 model = of_get_property(np, "model", NULL);
902 strcpy(cpm_uart_data.fs_type, model);
904 cpm_uart_data.uart_clk = ppc_proc_freq;
906 cpm_uart_data.tx_num_fifo = 4;
907 cpm_uart_data.tx_buf_size = 32;
908 cpm_uart_data.rx_num_fifo = 4;
909 cpm_uart_data.rx_buf_size = 32;
910 cpm_uart_data.clk_rx = *((u32 *)of_get_property(np,
912 cpm_uart_data.clk_tx = *((u32 *)of_get_property(np,
916 platform_device_add_data(cpm_uart_dev, &cpm_uart_data,
918 fs_uart_platform_info));
926 platform_device_unregister(cpm_uart_dev);
931 arch_initcall(cpm_uart_of_init);
932 #endif /* CONFIG_CPM2 */
936 extern void init_scc_ioports(struct fs_platform_info*);
937 extern int platform_device_skip(const char *model, int id);
939 static int __init fs_enet_mdio_of_init(void)
941 struct device_node *np;
943 struct platform_device *mdio_dev;
947 for (np = NULL, i = 0;
948 (np = of_find_compatible_node(np, "mdio", "fs_enet")) != NULL;
950 struct fs_mii_fec_platform_info mdio_data;
952 memset(&res, 0, sizeof(res));
953 memset(&mdio_data, 0, sizeof(mdio_data));
955 ret = of_address_to_resource(np, 0, &res);
960 platform_device_register_simple("fsl-cpm-fec-mdio",
962 if (IS_ERR(mdio_dev)) {
963 ret = PTR_ERR(mdio_dev);
967 mdio_data.mii_speed = ((((ppc_proc_freq + 4999999) / 2500000) / 2) & 0x3F) << 1;
970 platform_device_add_data(mdio_dev, &mdio_data,
971 sizeof(struct fs_mii_fec_platform_info));
978 platform_device_unregister(mdio_dev);
983 arch_initcall(fs_enet_mdio_of_init);
985 static const char *enet_regs = "regs";
986 static const char *enet_pram = "pram";
987 static const char *enet_irq = "interrupt";
988 static char bus_id[9][BUS_ID_SIZE];
990 static int __init fs_enet_of_init(void)
992 struct device_node *np;
994 struct platform_device *fs_enet_dev = NULL;
998 for (np = NULL, i = 0;
999 (np = of_find_compatible_node(np, "network", "fs_enet")) != NULL;
1001 struct resource r[4];
1002 struct device_node *phy = NULL, *mdio = NULL;
1003 struct fs_platform_info fs_enet_data;
1004 const unsigned int *id;
1005 const unsigned int *phy_addr;
1006 const void *mac_addr;
1010 memset(r, 0, sizeof(r));
1011 memset(&fs_enet_data, 0, sizeof(fs_enet_data));
1013 model = of_get_property(np, "model", NULL);
1014 if (model == NULL) {
1019 id = of_get_property(np, "device-id", NULL);
1020 fs_enet_data.fs_no = *id;
1022 if (platform_device_skip(model, *id))
1025 ret = of_address_to_resource(np, 0, &r[0]);
1028 r[0].name = enet_regs;
1030 mac_addr = of_get_mac_address(np);
1032 memcpy(fs_enet_data.macaddr, mac_addr, 6);
1034 ph = of_get_property(np, "phy-handle", NULL);
1036 phy = of_find_node_by_phandle(*ph);
1039 phy_addr = of_get_property(phy, "reg", NULL);
1040 fs_enet_data.phy_addr = *phy_addr;
1041 fs_enet_data.has_phy = 1;
1043 mdio = of_get_parent(phy);
1044 ret = of_address_to_resource(mdio, 0, &res);
1052 model = of_get_property(np, "model", NULL);
1053 strcpy(fs_enet_data.fs_type, model);
1055 if (strstr(model, "FEC")) {
1056 r[1].start = r[1].end = irq_of_parse_and_map(np, 0);
1057 r[1].flags = IORESOURCE_IRQ;
1058 r[1].name = enet_irq;
1061 platform_device_register_simple("fsl-cpm-fec", i, &r[0], 2);
1063 if (IS_ERR(fs_enet_dev)) {
1064 ret = PTR_ERR(fs_enet_dev);
1068 fs_enet_data.rx_ring = 128;
1069 fs_enet_data.tx_ring = 16;
1070 fs_enet_data.rx_copybreak = 240;
1071 fs_enet_data.use_napi = 1;
1072 fs_enet_data.napi_weight = 17;
1074 snprintf((char*)&bus_id[i], BUS_ID_SIZE, "%x:%02x",
1075 (u32)res.start, fs_enet_data.phy_addr);
1076 fs_enet_data.bus_id = (char*)&bus_id[i];
1077 fs_enet_data.init_ioports = init_fec_ioports;
1079 if (strstr(model, "SCC")) {
1080 ret = of_address_to_resource(np, 1, &r[1]);
1083 r[1].name = enet_pram;
1085 r[2].start = r[2].end = irq_of_parse_and_map(np, 0);
1086 r[2].flags = IORESOURCE_IRQ;
1087 r[2].name = enet_irq;
1090 platform_device_register_simple("fsl-cpm-scc", i, &r[0], 3);
1092 if (IS_ERR(fs_enet_dev)) {
1093 ret = PTR_ERR(fs_enet_dev);
1097 fs_enet_data.rx_ring = 64;
1098 fs_enet_data.tx_ring = 8;
1099 fs_enet_data.rx_copybreak = 240;
1100 fs_enet_data.use_napi = 1;
1101 fs_enet_data.napi_weight = 17;
1103 snprintf((char*)&bus_id[i], BUS_ID_SIZE, "%s", "fixed@10:1");
1104 fs_enet_data.bus_id = (char*)&bus_id[i];
1105 fs_enet_data.init_ioports = init_scc_ioports;
1111 ret = platform_device_add_data(fs_enet_dev, &fs_enet_data,
1120 platform_device_unregister(fs_enet_dev);
1125 arch_initcall(fs_enet_of_init);
1127 static int __init fsl_pcmcia_of_init(void)
1129 struct device_node *np;
1131 * Register all the devices which type is "pcmcia"
1133 for_each_compatible_node(np, "pcmcia", "fsl,pq-pcmcia")
1134 of_platform_device_create(np, "m8xx-pcmcia", NULL);
1138 arch_initcall(fsl_pcmcia_of_init);
1140 static const char *smc_regs = "regs";
1141 static const char *smc_pram = "pram";
1143 static int __init cpm_smc_uart_of_init(void)
1145 struct device_node *np;
1147 struct platform_device *cpm_uart_dev;
1150 for (np = NULL, i = 0;
1151 (np = of_find_compatible_node(np, "serial", "cpm_uart")) != NULL;
1153 struct resource r[3];
1154 struct fs_uart_platform_info cpm_uart_data;
1158 memset(r, 0, sizeof(r));
1159 memset(&cpm_uart_data, 0, sizeof(cpm_uart_data));
1161 ret = of_address_to_resource(np, 0, &r[0]);
1165 r[0].name = smc_regs;
1167 ret = of_address_to_resource(np, 1, &r[1]);
1170 r[1].name = smc_pram;
1172 r[2].start = r[2].end = irq_of_parse_and_map(np, 0);
1173 r[2].flags = IORESOURCE_IRQ;
1176 platform_device_register_simple("fsl-cpm-smc:uart", i, &r[0], 3);
1178 if (IS_ERR(cpm_uart_dev)) {
1179 ret = PTR_ERR(cpm_uart_dev);
1183 model = of_get_property(np, "model", NULL);
1184 strcpy(cpm_uart_data.fs_type, model);
1186 id = of_get_property(np, "device-id", NULL);
1187 cpm_uart_data.fs_no = *id;
1188 cpm_uart_data.uart_clk = ppc_proc_freq;
1190 cpm_uart_data.tx_num_fifo = 4;
1191 cpm_uart_data.tx_buf_size = 32;
1192 cpm_uart_data.rx_num_fifo = 4;
1193 cpm_uart_data.rx_buf_size = 32;
1196 platform_device_add_data(cpm_uart_dev, &cpm_uart_data,
1198 fs_uart_platform_info));
1206 platform_device_unregister(cpm_uart_dev);
1211 arch_initcall(cpm_smc_uart_of_init);
1213 #endif /* CONFIG_8xx */
1214 #endif /* CONFIG_PPC_CPM_NEW_BINDING */
1216 int __init fsl_spi_init(struct spi_board_info *board_infos,
1217 unsigned int num_board_infos,
1218 void (*activate_cs)(u8 cs, u8 polarity),
1219 void (*deactivate_cs)(u8 cs, u8 polarity))
1221 struct device_node *np;
1225 /* SPI controller is either clocked from QE or SoC clock */
1226 np = of_find_node_by_type(NULL, "qe");
1228 np = of_find_node_by_type(NULL, "soc");
1233 sysclk = of_get_property(np, "bus-frequency", NULL);
1237 for (np = NULL, i = 1;
1238 (np = of_find_compatible_node(np, "spi", "fsl_spi")) != NULL;
1243 struct resource res[2];
1244 struct platform_device *pdev;
1245 struct fsl_spi_platform_data pdata = {
1246 .activate_cs = activate_cs,
1247 .deactivate_cs = deactivate_cs,
1250 memset(res, 0, sizeof(res));
1252 pdata.sysclk = *sysclk;
1254 prop = of_get_property(np, "reg", NULL);
1257 pdata.bus_num = *(u32 *)prop;
1259 prop = of_get_property(np, "mode", NULL);
1260 if (prop && !strcmp(prop, "cpu-qe"))
1263 for (j = 0; j < num_board_infos; j++) {
1264 if (board_infos[j].bus_num == pdata.bus_num)
1265 pdata.max_chipselect++;
1268 if (!pdata.max_chipselect)
1271 ret = of_address_to_resource(np, 0, &res[0]);
1275 ret = of_irq_to_resource(np, 0, &res[1]);
1279 pdev = platform_device_alloc("mpc83xx_spi", i);
1283 ret = platform_device_add_data(pdev, &pdata, sizeof(pdata));
1287 ret = platform_device_add_resources(pdev, res,
1292 ret = platform_device_register(pdev);
1298 platform_device_del(pdev);
1303 return spi_register_board_info(board_infos, num_board_infos);
1306 #if defined(CONFIG_PPC_85xx) || defined(CONFIG_PPC_86xx)
1307 static __be32 __iomem *rstcr;
1309 static int __init setup_rstcr(void)
1311 struct device_node *np;
1312 np = of_find_node_by_name(NULL, "global-utilities");
1313 if ((np && of_get_property(np, "fsl,has-rstcr", NULL))) {
1314 const u32 *prop = of_get_property(np, "reg", NULL);
1316 /* map reset control register
1317 * 0xE00B0 is offset of reset control register
1319 rstcr = ioremap(get_immrbase() + *prop + 0xB0, 0xff);
1321 printk (KERN_EMERG "Error: reset control "
1322 "register not mapped!\n");
1325 printk (KERN_INFO "rstcr compatible register does not exist!\n");
1331 arch_initcall(setup_rstcr);
1333 void fsl_rstcr_restart(char *cmd)
1335 local_irq_disable();
1337 /* set reset control register */
1338 out_be32(rstcr, 0x2); /* HRESET_REQ */