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-rw-r--r--arch/powerpc/sysdev/fsl_soc.c274
1 files changed, 272 insertions, 2 deletions
diff --git a/arch/powerpc/sysdev/fsl_soc.c b/arch/powerpc/sysdev/fsl_soc.c
index ad31e56e892b..9f2a9a444bfb 100644
--- a/arch/powerpc/sysdev/fsl_soc.c
+++ b/arch/powerpc/sysdev/fsl_soc.c
@@ -38,7 +38,8 @@
38#include <asm/cpm2.h> 38#include <asm/cpm2.h>
39 39
40extern void init_fcc_ioports(struct fs_platform_info*); 40extern void init_fcc_ioports(struct fs_platform_info*);
41extern void init_scc_ioports(struct fs_uart_platform_info*); 41extern void init_fec_ioports(struct fs_platform_info*);
42extern void init_smc_ioports(struct fs_uart_platform_info*);
42static phys_addr_t immrbase = -1; 43static phys_addr_t immrbase = -1;
43 44
44phys_addr_t get_immrbase(void) 45phys_addr_t get_immrbase(void)
@@ -63,7 +64,7 @@ phys_addr_t get_immrbase(void)
63 64
64EXPORT_SYMBOL(get_immrbase); 65EXPORT_SYMBOL(get_immrbase);
65 66
66#ifdef CONFIG_CPM2 67#if defined(CONFIG_CPM2) || defined(CONFIG_8xx)
67 68
68static u32 brgfreq = -1; 69static u32 brgfreq = -1;
69 70
@@ -544,6 +545,8 @@ arch_initcall(fsl_usb_of_init);
544 545
545#ifdef CONFIG_CPM2 546#ifdef CONFIG_CPM2
546 547
548extern void init_scc_ioports(struct fs_uart_platform_info*);
549
547static const char fcc_regs[] = "fcc_regs"; 550static const char fcc_regs[] = "fcc_regs";
548static const char fcc_regs_c[] = "fcc_regs_c"; 551static const char fcc_regs_c[] = "fcc_regs_c";
549static const char fcc_pram[] = "fcc_pram"; 552static const char fcc_pram[] = "fcc_pram";
@@ -792,3 +795,270 @@ err:
792 795
793arch_initcall(cpm_uart_of_init); 796arch_initcall(cpm_uart_of_init);
794#endif /* CONFIG_CPM2 */ 797#endif /* CONFIG_CPM2 */
798
799#ifdef CONFIG_8xx
800
801extern void init_scc_ioports(struct fs_platform_info*);
802extern int platform_device_skip(char *model, int id);
803
804static int __init fs_enet_mdio_of_init(void)
805{
806 struct device_node *np;
807 unsigned int i;
808 struct platform_device *mdio_dev;
809 struct resource res;
810 int ret;
811
812 for (np = NULL, i = 0;
813 (np = of_find_compatible_node(np, "mdio", "fs_enet")) != NULL;
814 i++) {
815 struct fs_mii_fec_platform_info mdio_data;
816
817 memset(&res, 0, sizeof(res));
818 memset(&mdio_data, 0, sizeof(mdio_data));
819
820 ret = of_address_to_resource(np, 0, &res);
821 if (ret)
822 goto err;
823
824 mdio_dev =
825 platform_device_register_simple("fsl-cpm-fec-mdio",
826 res.start, &res, 1);
827 if (IS_ERR(mdio_dev)) {
828 ret = PTR_ERR(mdio_dev);
829 goto err;
830 }
831
832 mdio_data.mii_speed = ((((ppc_proc_freq + 4999999) / 2500000) / 2) & 0x3F) << 1;
833
834 ret =
835 platform_device_add_data(mdio_dev, &mdio_data,
836 sizeof(struct fs_mii_fec_platform_info));
837 if (ret)
838 goto unreg;
839 }
840 return 0;
841
842unreg:
843 platform_device_unregister(mdio_dev);
844err:
845 return ret;
846}
847
848arch_initcall(fs_enet_mdio_of_init);
849
850static const char *enet_regs = "regs";
851static const char *enet_pram = "pram";
852static const char *enet_irq = "interrupt";
853static char bus_id[9][BUS_ID_SIZE];
854
855static int __init fs_enet_of_init(void)
856{
857 struct device_node *np;
858 unsigned int i;
859 struct platform_device *fs_enet_dev = NULL;
860 struct resource res;
861 int ret;
862
863 for (np = NULL, i = 0;
864 (np = of_find_compatible_node(np, "network", "fs_enet")) != NULL;
865 i++) {
866 struct resource r[4];
867 struct device_node *phy = NULL, *mdio = NULL;
868 struct fs_platform_info fs_enet_data;
869 unsigned int *id, *phy_addr;
870 void *mac_addr;
871 phandle *ph;
872 char *model;
873
874 memset(r, 0, sizeof(r));
875 memset(&fs_enet_data, 0, sizeof(fs_enet_data));
876
877 model = (char *)get_property(np, "model", NULL);
878 if (model == NULL) {
879 ret = -ENODEV;
880 goto unreg;
881 }
882
883 id = (u32 *) get_property(np, "device-id", NULL);
884 fs_enet_data.fs_no = *id;
885
886 if (platform_device_skip(model, *id))
887 continue;
888
889 ret = of_address_to_resource(np, 0, &r[0]);
890 if (ret)
891 goto err;
892 r[0].name = enet_regs;
893
894 mac_addr = (void *)get_property(np, "mac-address", NULL);
895 memcpy(fs_enet_data.macaddr, mac_addr, 6);
896
897 ph = (phandle *) get_property(np, "phy-handle", NULL);
898 if (ph != NULL)
899 phy = of_find_node_by_phandle(*ph);
900
901 if (phy != NULL) {
902 phy_addr = (u32 *) get_property(phy, "reg", NULL);
903 fs_enet_data.phy_addr = *phy_addr;
904 fs_enet_data.has_phy = 1;
905
906 mdio = of_get_parent(phy);
907 ret = of_address_to_resource(mdio, 0, &res);
908 if (ret) {
909 of_node_put(phy);
910 of_node_put(mdio);
911 goto unreg;
912 }
913 }
914
915 model = (char*)get_property(np, "model", NULL);
916 strcpy(fs_enet_data.fs_type, model);
917
918 if (strstr(model, "FEC")) {
919 r[1].start = r[1].end = irq_of_parse_and_map(np, 0);
920 r[1].flags = IORESOURCE_IRQ;
921 r[1].name = enet_irq;
922
923 fs_enet_dev =
924 platform_device_register_simple("fsl-cpm-fec", i, &r[0], 2);
925
926 if (IS_ERR(fs_enet_dev)) {
927 ret = PTR_ERR(fs_enet_dev);
928 goto err;
929 }
930
931 fs_enet_data.rx_ring = 128;
932 fs_enet_data.tx_ring = 16;
933 fs_enet_data.rx_copybreak = 240;
934 fs_enet_data.use_napi = 1;
935 fs_enet_data.napi_weight = 17;
936
937 snprintf((char*)&bus_id[i], BUS_ID_SIZE, "%x:%02x",
938 (u32)res.start, fs_enet_data.phy_addr);
939 fs_enet_data.bus_id = (char*)&bus_id[i];
940 fs_enet_data.init_ioports = init_fec_ioports;
941 }
942 if (strstr(model, "SCC")) {
943 ret = of_address_to_resource(np, 1, &r[1]);
944 if (ret)
945 goto err;
946 r[1].name = enet_pram;
947
948 r[2].start = r[2].end = irq_of_parse_and_map(np, 0);
949 r[2].flags = IORESOURCE_IRQ;
950 r[2].name = enet_irq;
951
952 fs_enet_dev =
953 platform_device_register_simple("fsl-cpm-scc", i, &r[0], 3);
954
955 if (IS_ERR(fs_enet_dev)) {
956 ret = PTR_ERR(fs_enet_dev);
957 goto err;
958 }
959
960 fs_enet_data.rx_ring = 64;
961 fs_enet_data.tx_ring = 8;
962 fs_enet_data.rx_copybreak = 240;
963 fs_enet_data.use_napi = 1;
964 fs_enet_data.napi_weight = 17;
965
966 snprintf((char*)&bus_id[i], BUS_ID_SIZE, "%s", "fixed@10:1");
967 fs_enet_data.bus_id = (char*)&bus_id[i];
968 fs_enet_data.init_ioports = init_scc_ioports;
969 }
970
971 of_node_put(phy);
972 of_node_put(mdio);
973
974 ret = platform_device_add_data(fs_enet_dev, &fs_enet_data,
975 sizeof(struct
976 fs_platform_info));
977 if (ret)
978 goto unreg;
979 }
980 return 0;
981
982unreg:
983 platform_device_unregister(fs_enet_dev);
984err:
985 return ret;
986}
987
988arch_initcall(fs_enet_of_init);
989
990
991static const char *smc_regs = "regs";
992static const char *smc_pram = "pram";
993
994static int __init cpm_smc_uart_of_init(void)
995{
996 struct device_node *np;
997 unsigned int i;
998 struct platform_device *cpm_uart_dev;
999 int ret;
1000
1001 for (np = NULL, i = 0;
1002 (np = of_find_compatible_node(np, "serial", "cpm_uart")) != NULL;
1003 i++) {
1004 struct resource r[3];
1005 struct fs_uart_platform_info cpm_uart_data;
1006 int *id;
1007 char *model;
1008
1009 memset(r, 0, sizeof(r));
1010 memset(&cpm_uart_data, 0, sizeof(cpm_uart_data));
1011
1012 ret = of_address_to_resource(np, 0, &r[0]);
1013 if (ret)
1014 goto err;
1015
1016 r[0].name = smc_regs;
1017
1018 ret = of_address_to_resource(np, 1, &r[1]);
1019 if (ret)
1020 goto err;
1021 r[1].name = smc_pram;
1022
1023 r[2].start = r[2].end = irq_of_parse_and_map(np, 0);
1024 r[2].flags = IORESOURCE_IRQ;
1025
1026 cpm_uart_dev =
1027 platform_device_register_simple("fsl-cpm-smc:uart", i, &r[0], 3);
1028
1029 if (IS_ERR(cpm_uart_dev)) {
1030 ret = PTR_ERR(cpm_uart_dev);
1031 goto err;
1032 }
1033
1034 model = (char*)get_property(np, "model", NULL);
1035 strcpy(cpm_uart_data.fs_type, model);
1036
1037 id = (int*)get_property(np, "device-id", NULL);
1038 cpm_uart_data.fs_no = *id;
1039 cpm_uart_data.uart_clk = ppc_proc_freq;
1040
1041 cpm_uart_data.tx_num_fifo = 4;
1042 cpm_uart_data.tx_buf_size = 32;
1043 cpm_uart_data.rx_num_fifo = 4;
1044 cpm_uart_data.rx_buf_size = 32;
1045
1046 ret =
1047 platform_device_add_data(cpm_uart_dev, &cpm_uart_data,
1048 sizeof(struct
1049 fs_uart_platform_info));
1050 if (ret)
1051 goto unreg;
1052 }
1053
1054 return 0;
1055
1056unreg:
1057 platform_device_unregister(cpm_uart_dev);
1058err:
1059 return ret;
1060}
1061
1062arch_initcall(cpm_smc_uart_of_init);
1063
1064#endif /* CONFIG_8xx */
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-07 08:11:29 -0500