diff options
Diffstat (limited to 'cpu')
| -rw-r--r-- | cpu/mpc83xx/Makefile | 2 | ||||
| -rw-r--r-- | cpu/mpc83xx/cpu.c | 426 | ||||
| -rw-r--r-- | cpu/mpc83xx/fdt.c | 72 | ||||
| -rw-r--r-- | cpu/mpc83xx/pci.c | 83 |
4 files changed, 103 insertions, 480 deletions
diff --git a/cpu/mpc83xx/Makefile b/cpu/mpc83xx/Makefile index 2329970..94a3cb8 100644 --- a/cpu/mpc83xx/Makefile +++ b/cpu/mpc83xx/Makefile @@ -29,7 +29,7 @@ LIB = $(obj)lib$(CPU).a START = start.o COBJS = traps.o cpu.o cpu_init.o speed.o interrupts.o \ - spd_sdram.o ecc.o qe_io.o pci.o + spd_sdram.o ecc.o qe_io.o pci.o fdt.o SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) diff --git a/cpu/mpc83xx/cpu.c b/cpu/mpc83xx/cpu.c index 3d3f20a..bff3cef 100644 --- a/cpu/mpc83xx/cpu.c +++ b/cpu/mpc83xx/cpu.c @@ -31,12 +31,7 @@ #include <command.h> #include <mpc83xx.h> #include <asm/processor.h> -#if defined(CONFIG_OF_FLAT_TREE) -#include <ft_build.h> -#elif defined(CONFIG_OF_LIBFDT) #include <libfdt.h> -#include <fdt_support.h> -#endif DECLARE_GLOBAL_DATA_PTR; @@ -359,427 +354,6 @@ void watchdog_reset (void) } #endif -#if defined(CONFIG_OF_LIBFDT) - -/* - * "Setter" functions used to add/modify FDT entries. - */ -static int fdt_set_eth0(void *blob, 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(blob, nodeoffset, name, 0)) { - return fdt_setprop(blob, nodeoffset, name, bd->bi_enetaddr, 6); - } - return 0; -} -#ifdef CONFIG_HAS_ETH1 -/* second onboard ethernet port */ -static int fdt_set_eth1(void *blob, 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(blob, nodeoffset, name, 0)) { - return fdt_setprop(blob, nodeoffset, name, bd->bi_enet1addr, 6); - } - return 0; -} -#endif -#ifdef CONFIG_HAS_ETH2 -/* third onboard ethernet port */ -static int fdt_set_eth2(void *blob, 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(blob, nodeoffset, name, 0)) { - return fdt_setprop(blob, nodeoffset, name, bd->bi_enet2addr, 6); - } - return 0; -} -#endif -#ifdef CONFIG_HAS_ETH3 -/* fourth onboard ethernet port */ -static int fdt_set_eth3(void *blob, 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(blob, nodeoffset, name, 0)) { - return fdt_setprop(blob, nodeoffset, name, bd->bi_enet3addr, 6); - } - return 0; -} -#endif - -static int fdt_set_busfreq(void *blob, 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(blob, nodeoffset, name, &tmp, sizeof(tmp)); -} - -static int fdt_set_tbfreq(void *blob, int nodeoffset, const char *name, bd_t *bd) -{ - u32 tmp; - /* Create or update the property */ - tmp = cpu_to_be32(OF_TBCLK); - return fdt_setprop(blob, nodeoffset, name, &tmp, sizeof(tmp)); -} - - -static int fdt_set_clockfreq(void *blob, int nodeoffset, const char *name, bd_t *bd) -{ - u32 tmp; - /* Create or update the property */ - tmp = cpu_to_be32(gd->core_clk); - return fdt_setprop(blob, nodeoffset, name, &tmp, sizeof(tmp)); -} - -#ifdef CONFIG_QE -static int fdt_set_qe_busfreq(void *blob, int nodeoffset, const char *name, bd_t *bd) -{ - u32 tmp; - /* Create or update the property */ - tmp = cpu_to_be32(gd->qe_clk); - return fdt_setprop(blob, nodeoffset, name, &tmp, sizeof(tmp)); -} - -static int fdt_set_qe_brgfreq(void *blob, int nodeoffset, const char *name, bd_t *bd) -{ - u32 tmp; - /* Create or update the property */ - tmp = cpu_to_be32(gd->brg_clk); - return fdt_setprop(blob, nodeoffset, name, &tmp, sizeof(tmp)); -} -#endif - -/* - * Fixups to the fdt. - */ -static const struct { - char *node; - char *prop; - int (*set_fn)(void *blob, int nodeoffset, const char *name, bd_t *bd); -} fixup_props[] = { - { "/cpus/" OF_CPU, - "timebase-frequency", - fdt_set_tbfreq - }, - { "/cpus/" OF_CPU, - "bus-frequency", - fdt_set_busfreq - }, - { "/cpus/" OF_CPU, - "clock-frequency", - fdt_set_clockfreq - }, - { "/" OF_SOC, - "bus-frequency", - fdt_set_busfreq - }, - { "/" OF_SOC "/serial@4500", - "clock-frequency", - fdt_set_busfreq - }, - { "/" OF_SOC "/serial@4600", - "clock-frequency", - fdt_set_busfreq - }, -#ifdef CONFIG_TSEC1 - { "/" OF_SOC "/ethernet@24000", - "mac-address", - fdt_set_eth0 - }, - { "/" OF_SOC "/ethernet@24000", - "local-mac-address", - fdt_set_eth0 - }, -#endif -#ifdef CONFIG_TSEC2 - { "/" OF_SOC "/ethernet@25000", - "mac-address", - fdt_set_eth1 - }, - { "/" OF_SOC "/ethernet@25000", - "local-mac-address", - fdt_set_eth1 - }, -#endif -#ifdef CONFIG_QE - { "/" OF_QE, - "brg-frequency", - fdt_set_qe_brgfreq - }, - { "/" OF_QE, - "bus-frequency", - fdt_set_qe_busfreq - }, -#ifdef CONFIG_UEC_ETH1 -#if CFG_UEC1_UCC_NUM == 0 /* UCC1 */ - { "/" OF_QE "/ucc@2000", - "mac-address", - fdt_set_eth0 - }, - { "/" OF_QE "/ucc@2000", - "local-mac-address", - fdt_set_eth0 - }, -#elif CFG_UEC1_UCC_NUM == 1 /* UCC2 */ - { "/" OF_QE "/ucc@3000", - "mac-address", - fdt_set_eth0 - }, - { "/" OF_QE "/ucc@3000", - "local-mac-address", - fdt_set_eth0 - }, -#elif CFG_UEC1_UCC_NUM == 2 /* UCC3 */ - { "/" OF_QE "/ucc@2200", - "mac-address", - fdt_set_eth0 - }, - { "/" OF_QE "/ucc@2200", - "local-mac-address", - fdt_set_eth0 - }, -#elif CFG_UEC1_UCC_NUM == 3 /* UCC4 */ - { "/" OF_QE "/ucc@3200", - "mac-address", - fdt_set_eth0 - }, - { "/" OF_QE "/ucc@3200", - "local-mac-address", - fdt_set_eth0 - }, -#endif -#endif /* CONFIG_UEC_ETH1 */ -#ifdef CONFIG_UEC_ETH2 -#if CFG_UEC2_UCC_NUM == 0 /* UCC1 */ - { "/" OF_QE "/ucc@2000", - "mac-address", - fdt_set_eth1 - }, - { "/" OF_QE "/ucc@2000", - "local-mac-address", - fdt_set_eth1 - }, -#elif CFG_UEC2_UCC_NUM == 1 /* UCC2 */ - { "/" OF_QE "/ucc@3000", - "mac-address", - fdt_set_eth1 - }, - { "/" OF_QE "/ucc@3000", - "local-mac-address", - fdt_set_eth1 - }, -#elif CFG_UEC2_UCC_NUM == 2 /* UCC3 */ - { "/" OF_QE "/ucc@2200", - "mac-address", - fdt_set_eth1 - }, - { "/" OF_QE "/ucc@2200", - "local-mac-address", - fdt_set_eth1 - }, -#elif CFG_UEC2_UCC_NUM == 3 /* UCC4 */ - { "/" OF_QE "/ucc@3200", - "mac-address", - fdt_set_eth1 - }, - { "/" OF_QE "/ucc@3200", - "local-mac-address", - fdt_set_eth1 - }, -#endif -#endif /* CONFIG_UEC_ETH2 */ -#ifdef CONFIG_UEC_ETH3 -#if CFG_UEC3_UCC_NUM == 0 /* UCC1 */ - { "/" OF_QE "/ucc@2000", - "mac-address", - fdt_set_eth2 - }, - { "/" OF_QE "/ucc@2000", - "local-mac-address", - fdt_set_eth2 - }, -#elif CFG_UEC3_UCC_NUM == 1 /* UCC2 */ - { "/" OF_QE "/ucc@3000", - "mac-address", - fdt_set_eth2 - }, - { "/" OF_QE "/ucc@3000", - "local-mac-address", - fdt_set_eth2 - }, -#elif CFG_UEC3_UCC_NUM == 2 /* UCC3 */ - { "/" OF_QE "/ucc@2200", - "mac-address", - fdt_set_eth2 - }, - { "/" OF_QE "/ucc@2200", - "local-mac-address", - fdt_set_eth2 - }, -#elif CFG_UEC3_UCC_NUM == 3 /* UCC4 */ - { "/" OF_QE "/ucc@3200", - "mac-address", - fdt_set_eth2 - }, - { "/" OF_QE "/ucc@3200", - "local-mac-address", - fdt_set_eth2 - }, -#endif -#endif /* CONFIG_UEC_ETH3 */ -#ifdef CONFIG_UEC_ETH4 -#if CFG_UEC4_UCC_NUM == 0 /* UCC1 */ - { "/" OF_QE "/ucc@2000", - "mac-address", - fdt_set_eth3 - }, - { "/" OF_QE "/ucc@2000", - "local-mac-address", - fdt_set_eth3 - }, -#elif CFG_UEC4_UCC_NUM == 1 /* UCC2 */ - { "/" OF_QE "/ucc@3000", - "mac-address", - fdt_set_eth3 - }, - { "/" OF_QE "/ucc@3000", - "local-mac-address", - fdt_set_eth3 - }, -#elif CFG_UEC4_UCC_NUM == 2 /* UCC3 */ - { "/" OF_QE "/ucc@2200", - "mac-address", - fdt_set_eth3 - }, - { "/" OF_QE "/ucc@2200", - "local-mac-address", - fdt_set_eth3 - }, -#elif CFG_UEC4_UCC_NUM == 3 /* UCC4 */ - { "/" OF_QE "/ucc@3200", - "mac-address", - fdt_set_eth3 - }, - { "/" OF_QE "/ucc@3200", - "local-mac-address", - fdt_set_eth3 - }, -#endif -#endif /* CONFIG_UEC_ETH4 */ -#endif /* CONFIG_QE */ -}; - -void -ft_cpu_setup(void *blob, bd_t *bd) -{ - int nodeoffset; - int err; - int j; - - for (j = 0; j < (sizeof(fixup_props) / sizeof(fixup_props[0])); j++) { - nodeoffset = fdt_path_offset(blob, fixup_props[j].node); - if (nodeoffset >= 0) { - err = fixup_props[j].set_fn(blob, nodeoffset, - fixup_props[j].prop, bd); - if (err < 0) - debug("Problem setting %s = %s: %s\n", - fixup_props[j].node, fixup_props[j].prop, - fdt_strerror(err)); - } else { - debug("Couldn't find %s: %s\n", - fixup_props[j].node, fdt_strerror(nodeoffset)); - } - } - - fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize); -} -#elif defined(CONFIG_OF_FLAT_TREE) -void -ft_cpu_setup(void *blob, bd_t *bd) -{ - u32 *p; - int len; - ulong clock; - - clock = bd->bi_busfreq; - p = ft_get_prop(blob, "/cpus/" OF_CPU "/bus-frequency", &len); - if (p != NULL) - *p = cpu_to_be32(clock); - - p = ft_get_prop(blob, "/" OF_SOC "/bus-frequency", &len); - if (p != NULL) - *p = cpu_to_be32(clock); - - p = ft_get_prop(blob, "/" OF_SOC "/serial@4500/clock-frequency", &len); - if (p != NULL) - *p = cpu_to_be32(clock); - - p = ft_get_prop(blob, "/" OF_SOC "/serial@4600/clock-frequency", &len); - if (p != NULL) - *p = cpu_to_be32(clock); - -#ifdef CONFIG_TSEC1 - p = ft_get_prop(blob, "/" OF_SOC "/ethernet@24000/mac-address", &len); - if (p != NULL) - memcpy(p, bd->bi_enetaddr, 6); - - p = ft_get_prop(blob, "/" OF_SOC "/ethernet@24000/local-mac-address", &len); - if (p != NULL) - memcpy(p, bd->bi_enetaddr, 6); -#endif - -#ifdef CONFIG_TSEC2 - p = ft_get_prop(blob, "/" OF_SOC "/ethernet@25000/mac-address", &len); - if (p != NULL) - memcpy(p, bd->bi_enet1addr, 6); - - p = ft_get_prop(blob, "/" OF_SOC "/ethernet@25000/local-mac-address", &len); - if (p != NULL) - memcpy(p, bd->bi_enet1addr, 6); -#endif - -#ifdef CONFIG_UEC_ETH1 -#if CFG_UEC1_UCC_NUM == 0 /* UCC1 */ - p = ft_get_prop(blob, "/" OF_QE "/ucc@2000/mac-address", &len); - if (p != NULL) - memcpy(p, bd->bi_enetaddr, 6); - - p = ft_get_prop(blob, "/" OF_QE "/ucc@2000/local-mac-address", &len); - if (p != NULL) - memcpy(p, bd->bi_enetaddr, 6); -#elif CFG_UEC1_UCC_NUM == 2 /* UCC3 */ - p = ft_get_prop(blob, "/" OF_QE "/ucc@2200/mac-address", &len); - if (p != NULL) - memcpy(p, bd->bi_enetaddr, 6); - - p = ft_get_prop(blob, "/" OF_QE "/ucc@2200/local-mac-address", &len); - if (p != NULL) - memcpy(p, bd->bi_enetaddr, 6); -#endif -#endif - -#ifdef CONFIG_UEC_ETH2 -#if CFG_UEC2_UCC_NUM == 1 /* UCC2 */ - p = ft_get_prop(blob, "/" OF_QE "/ucc@3000/mac-address", &len); - if (p != NULL) - memcpy(p, bd->bi_enet1addr, 6); - - p = ft_get_prop(blob, "/" OF_QE "/ucc@3000/local-mac-address", &len); - if (p != NULL) - memcpy(p, bd->bi_enet1addr, 6); -#elif CFG_UEC2_UCC_NUM == 3 /* UCC4 */ - p = ft_get_prop(blob, "/" OF_QE "/ucc@3200/mac-address", &len); - if (p != NULL) - memcpy(p, bd->bi_enet1addr, 6); - - p = ft_get_prop(blob, "/" OF_QE "/ucc@3200/local-mac-address", &len); - if (p != NULL) - memcpy(p, bd->bi_enet1addr, 6); -#endif -#endif -} -#endif - #if defined(CONFIG_DDR_ECC) void dma_init(void) { diff --git a/cpu/mpc83xx/fdt.c b/cpu/mpc83xx/fdt.c new file mode 100644 index 0000000..f21c54e --- /dev/null +++ b/cpu/mpc83xx/fdt.c @@ -0,0 +1,72 @@ +/* + * Copyright 2007 Freescale Semiconductor, Inc. + * + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> + +#if defined(CONFIG_OF_LIBFDT) + +#include <libfdt.h> +#include <fdt_support.h> + +DECLARE_GLOBAL_DATA_PTR; + +void ft_cpu_setup(void *blob, bd_t *bd) +{ +#if defined(CONFIG_HAS_ETH0) || defined(CONFIG_HAS_ETH1) ||\ + defined(CONFIG_HAS_ETH2) || defined(CONFIG_HAS_ETH3) + fdt_fixup_ethernet(blob, bd); +#endif + + do_fixup_by_prop_u32(blob, "device_type", "cpu", 4, + "timebase-frequency", (bd->bi_busfreq / 4), 1); + do_fixup_by_prop_u32(blob, "device_type", "cpu", 4, + "bus-frequency", bd->bi_busfreq, 1); + do_fixup_by_prop_u32(blob, "device_type", "cpu", 4, + "clock-frequency", gd->core_clk, 1); + do_fixup_by_prop_u32(blob, "device_type", "soc", 4, + "bus-frequency", bd->bi_busfreq, 1); +#ifdef CONFIG_QE + do_fixup_by_prop_u32(blob, "device_type", "qe", 4, + "bus-frequency", gd->qe_clk, 1); + do_fixup_by_prop_u32(blob, "device_type", "qe", 4, + "brg-frequency", gd->brg_clk, 1); +#endif + +#ifdef CFG_NS16550 + do_fixup_by_compat_u32(blob, "ns16550", + "clock-frequency", bd->bi_busfreq, 1); +#endif + +#ifdef CONFIG_CPM2 + do_fixup_by_compat_u32(blob, "fsl,cpm2-scc-uart", + "current-speed", bd->bi_baudrate, 1); + + do_fixup_by_compat_u32(blob, "fsl,cpm2-brg", + "clock-frequency", bd->bi_brgfreq, 1); +#endif + + fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize); +} +#endif /* CONFIG_OF_LIBFDT */ diff --git a/cpu/mpc83xx/pci.c b/cpu/mpc83xx/pci.c index 0defb0e..18558db 100644 --- a/cpu/mpc83xx/pci.c +++ b/cpu/mpc83xx/pci.c @@ -28,8 +28,7 @@ #if defined(CONFIG_OF_LIBFDT) #include <libfdt.h> -#elif defined(CONFIG_OF_FLAT_TREE) -#include <ft_build.h> +#include <fdt_support.h> #endif #include <asm/mpc8349_pci.h> @@ -173,63 +172,41 @@ void mpc83xx_pci_init(int num_buses, struct pci_region **reg, int warmboot) void ft_pci_setup(void *blob, bd_t *bd) { int nodeoffset; - int err; int tmp[2]; + const char *path; if (pci_num_buses < 1) return; - nodeoffset = fdt_path_offset(blob, "/" OF_SOC "/pci@8500"); + nodeoffset = fdt_path_offset(blob, "/aliases"); if (nodeoffset >= 0) { - tmp[0] = cpu_to_be32(pci_hose[0].first_busno); - tmp[1] = cpu_to_be32(pci_hose[0].last_busno); - err = fdt_setprop(blob, nodeoffset, "bus-range", - tmp, sizeof(tmp)); - - tmp[0] = cpu_to_be32(gd->pci_clk); - err = fdt_setprop(blob, nodeoffset, "clock-frequency", - tmp, sizeof(tmp[0])); - } - - if (pci_num_buses < 2) - return; - - nodeoffset = fdt_path_offset(blob, "/" OF_SOC "/pci@8600"); - if (nodeoffset >= 0) { - tmp[0] = cpu_to_be32(pci_hose[0].first_busno); - tmp[1] = cpu_to_be32(pci_hose[0].last_busno); - err = fdt_setprop(blob, nodeoffset, "bus-range", - tmp, sizeof(tmp)); - - tmp[0] = cpu_to_be32(gd->pci_clk); - err = fdt_setprop(blob, nodeoffset, "clock-frequency", - tmp, sizeof(tmp[0])); - } -} -#elif CONFIG_OF_FLAT_TREE -void ft_pci_setup(void *blob, bd_t *bd) -{ - u32 *p; - int len; - - if (pci_num_buses < 1) - return; - - p = (u32 *)ft_get_prop(blob, "/" OF_SOC "/pci@8500/bus-range", &len); - if (p) { - p[0] = pci_hose[0].first_busno; - p[1] = pci_hose[0].last_busno; - } - - if (pci_num_buses < 2) - return; - - p = (u32 *)ft_get_prop(blob, "/" OF_SOC "/pci@8600/bus-range", &len); - if (p) { - p[0] = pci_hose[1].first_busno; - p[1] = pci_hose[1].last_busno; + path = fdt_getprop(blob, nodeoffset, "pci0", NULL); + if (path) { + tmp[0] = cpu_to_be32(pci_hose[0].first_busno); + tmp[1] = cpu_to_be32(pci_hose[0].last_busno); + do_fixup_by_path(blob, path, "bus-range", + &tmp, sizeof(tmp), 1); + + tmp[0] = cpu_to_be32(gd->pci_clk); + do_fixup_by_path(blob, path, "clock-frequency", + &tmp, sizeof(tmp[0]), 1); + } + + if (pci_num_buses < 2) + return; + + path = fdt_getprop(blob, nodeoffset, "pci1", NULL); + if (path) { + tmp[0] = cpu_to_be32(pci_hose[0].first_busno); + tmp[1] = cpu_to_be32(pci_hose[0].last_busno); + do_fixup_by_path(blob, path, "bus-range", + &tmp, sizeof(tmp), 1); + + tmp[0] = cpu_to_be32(gd->pci_clk); + do_fixup_by_path(blob, path, "clock-frequency", + &tmp, sizeof(tmp[0]), 1); + } } } -#endif /* CONFIG_OF_FLAT_TREE */ - +#endif /* CONFIG_OF_LIBFDT */ #endif /* CONFIG_83XX_GENERIC_PCI */ |