diff options
Diffstat (limited to 'cpu')
| -rw-r--r-- | cpu/mpc83xx/cpu.c | 189 |
1 files changed, 135 insertions, 54 deletions
diff --git a/cpu/mpc83xx/cpu.c b/cpu/mpc83xx/cpu.c index aa4d9b1..e934ba6 100644 --- a/cpu/mpc83xx/cpu.c +++ b/cpu/mpc83xx/cpu.c @@ -300,93 +300,174 @@ void watchdog_reset (void) #if defined(CONFIG_OF_LIBFDT) /* + * "Setter" functions used to add/modify FDT entries. + */ +static int fdt_set_eth0(void *fdt, int nodeoffset, const char *name, bd_t *bd) +{ + /* + * Fix it up if it exists, don't create it if it doesn't exist. + */ + if (fdt_get_property(fdt, nodeoffset, name, 0)) { + return fdt_setprop(fdt, nodeoffset, name, bd->bi_enetaddr, 6); + } + return -FDT_ERR_NOTFOUND; +} +#ifdef CONFIG_HAS_ETH1 +/* second onboard ethernet port */ +static int fdt_set_eth1(void *fdt, int nodeoffset, const char *name, bd_t *bd) +{ + /* + * Fix it up if it exists, don't create it if it doesn't exist. + */ + if (fdt_get_property(fdt, nodeoffset, name, 0)) { + return fdt_setprop(fdt, nodeoffset, name, bd->bi_enet1addr, 6); + } + return -FDT_ERR_NOTFOUND; +} +#endif +#ifdef CONFIG_HAS_ETH2 +/* third onboard ethernet port */ +static int fdt_set_eth2(void *fdt, int nodeoffset, const char *name, bd_t *bd) +{ + /* + * Fix it up if it exists, don't create it if it doesn't exist. + */ + if (fdt_get_property(fdt, nodeoffset, name, 0)) { + return fdt_setprop(fdt, nodeoffset, name, bd->bi_enet2addr, 6); + } + return -FDT_ERR_NOTFOUND; +} +#endif +#ifdef CONFIG_HAS_ETH3 +/* fourth onboard ethernet port */ +static int fdt_set_eth3(void *fdt, int nodeoffset, const char *name, bd_t *bd) +{ + /* + * Fix it up if it exists, don't create it if it doesn't exist. + */ + if (fdt_get_property(fdt, nodeoffset, name, 0)) { + return fdt_setprop(fdt, nodeoffset, name, bd->bi_enet3addr, 6); + } + return -FDT_ERR_NOTFOUND; +} +#endif + +static int fdt_set_busfreq(void *fdt, int nodeoffset, const char *name, bd_t *bd) +{ + u32 tmp; + /* + * Create or update the property. + */ + tmp = cpu_to_be32(bd->bi_busfreq); + return fdt_setprop(fdt, nodeoffset, name, &tmp, sizeof(tmp)); +} + +/* * Fixups to the fdt. If "create" is TRUE, the node is created * unconditionally. If "create" is FALSE, the node is updated * only if it already exists. */ -#define FT_UPDATE 0x00000000 /* update existing property only */ -#define FT_CREATE 0x00000001 /* create property if it doesn't exist */ -#define FT_BUSFREQ 0x00000002 /* source is bd->bi_busfreq */ -#define FT_ENETADDR 0x00000004 /* source is bd->bi_enetaddr */ static const struct { - int createflags; char *node; char *prop; + int (*set_fn)(void *fdt, int nodeoffset, const char *name, bd_t *bd); } fixup_props[] = { - { FT_CREATE | FT_BUSFREQ, - "/cpus/" OF_CPU, + { "/cpus/" OF_CPU, "bus-frequency", + fdt_set_busfreq }, - { FT_CREATE | FT_BUSFREQ, - "/cpus/" OF_SOC, - "bus-frequency" + { "/cpus/" OF_SOC, + "bus-frequency", + fdt_set_busfreq }, - { FT_CREATE | FT_BUSFREQ, - "/" OF_SOC "/serial@4500/", - "clock-frequency" + { "/" OF_SOC "/serial@4500/", + "clock-frequency", + fdt_set_busfreq }, - { FT_CREATE | FT_BUSFREQ, - "/" OF_SOC "/serial@4600/", - "clock-frequency" + { "/" OF_SOC "/serial@4600/", + "clock-frequency", + fdt_set_busfreq }, #ifdef CONFIG_MPC83XX_TSEC1 - { FT_UPDATE | FT_ENETADDR, - "/" OF_SOC "/ethernet@24000, + { "/" OF_SOC "/ethernet@24000, "mac-address", + fdt_set_eth0 }, - { FT_UPDATE | FT_ENETADDR, - "/" OF_SOC "/ethernet@24000, + { "/" OF_SOC "/ethernet@24000, "local-mac-address", + fdt_set_eth0 }, #endif #ifdef CONFIG_MPC83XX_TSEC2 - { FT_UPDATE | FT_ENETADDR, - "/" OF_SOC "/ethernet@25000, + { "/" OF_SOC "/ethernet@25000, + "mac-address", + fdt_set_eth1 + }, + { "/" OF_SOC "/ethernet@25000, + "local-mac-address", + fdt_set_eth1 + }, +#endif +#ifdef CONFIG_UEC_ETH1 +#if CFG_UEC1_UCC_NUM == 0 /* UCC1 */ + { "/" OF_QE "/ucc@2000/mac-address", + "mac-address", + fdt_set_eth0 + }, + { "/" OF_QE "/ucc@2000/mac-address", + "local-mac-address", + fdt_set_eth0 + }, +#elif CFG_UEC1_UCC_NUM == 2 /* UCC3 */ + { "/" OF_QE "/ucc@2200/mac-address", + "mac-address", + fdt_set_eth0 + }, + { "/" OF_QE "/ucc@2200/mac-address", + "local-mac-address", + fdt_set_eth0 + }, +#endif +#endif +#ifdef CONFIG_UEC_ETH2 +#if CFG_UEC2_UCC_NUM == 1 /* UCC2 */ + { "/" OF_QE "/ucc@3000/mac-address", "mac-address", + fdt_set_eth1 }, - { FT_UPDATE | FT_ENETADDR, - "/" OF_SOC "/ethernet@25000, + { "/" OF_QE "/ucc@3000/mac-address", "local-mac-address", + fdt_set_eth1 + }, +#elif CFG_UEC1_UCC_NUM == 3 /* UCC4 */ + { "/" OF_QE "/ucc@3200/mac-address", + "mac-address", + fdt_set_eth1 }, + { "/" OF_QE "/ucc@3200/mac-address", + "local-mac-address", + fdt_set_eth1 + }, +#endif #endif }; void ft_cpu_setup(void *blob, bd_t *bd) { - int nodeoffset; - int err; - int j; + int nodeoffset; + int err; + int j; for (j = 0; j < (sizeof(fixup_props) / sizeof(fixup_props[0])); j++) { - nodeoffset = fdt_path_offset (fdt, fixup_props[j].node); + nodeoffset = fdt_path_offset(fdt, fixup_props[j].node); if (nodeoffset >= 0) { - /* - * If unconditional create or the property already exists... - */ - err = 0; - if ((fixup_props[j].createflags & FT_CREATE) || - (fdt_get_property(fdt, nodeoffset, fixup_props[j].prop, 0))) { - if (fixup_props[j].createflags & FT_BUSFREQ) { - u32 tmp; - - tmp = cpu_to_be32(bd->bi_busfreq); - err = fdt_setprop(fdt, nodeoffset, - fixup_props[j].prop, &tmp, sizeof(tmp)); - } else if (fixup_props[j].createflags & FT_ENETADDR) { - err = fdt_setprop(fdt, nodeoffset, - fixup_props[j].prop, bd->bi_enetaddr, 6); - } else { - printf("ft_cpu_setup: %s %s has no flag for the value to set\n", - fixup_props[j].node, - fixup_props[j].prop); - } - if (err < 0) - printf("libfdt: %s %s returned %s\n", - fixup_props[j].node, - fixup_props[j].prop, - fdt_strerror(err)); - } + err = (*fixup_props[j].set_fn)(blob, nodeoffset, fixup_props[j].prop, bd); + if (err < 0) + printf("set_fn/libfdt: %s %s returned %s\n", + fixup_props[j].node, + fixup_props[j].prop, + fdt_strerror(err)); } } } |