X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=cpu%2Fmpc83xx%2Fcpu.c;h=b2c35d3007c6dfe360f950c48893a69afe6a9204;hb=9caeaadf508cd0e11ac5dfc56ab0f72e3b89a105;hp=332afaad9f585b8ef1c2cfe68adc2abc1d92ed43;hpb=95e7ef897e54591e615fc1b458b74c286fe1fb06;p=platform%2Fkernel%2Fu-boot.git diff --git a/cpu/mpc83xx/cpu.c b/cpu/mpc83xx/cpu.c index 332afaa..b2c35d3 100644 --- a/cpu/mpc83xx/cpu.c +++ b/cpu/mpc83xx/cpu.c @@ -33,15 +33,12 @@ #include #if defined(CONFIG_OF_FLAT_TREE) #include -#endif -#if defined(CONFIG_OF_LIBFDT) +#elif defined(CONFIG_OF_LIBFDT) #include -#include #endif DECLARE_GLOBAL_DATA_PTR; - int checkcpu(void) { volatile immap_t *immr; @@ -52,7 +49,7 @@ int checkcpu(void) immr = (immap_t *)CFG_IMMR; - puts("CPU: "); + puts("CPU: "); switch (pvr & 0xffff0000) { case PVR_E300C1: @@ -113,12 +110,14 @@ int checkcpu(void) case SPR_8360E_REV11: case SPR_8360E_REV12: case SPR_8360E_REV20: + case SPR_8360E_REV21: puts("MPC8360E, "); break; case SPR_8360_REV10: case SPR_8360_REV11: case SPR_8360_REV12: case SPR_8360_REV20: + case SPR_8360_REV21: puts("MPC8360, "); break; case SPR_8323E_REV10: @@ -150,7 +149,8 @@ int checkcpu(void) puts("MPC8313E, "); break; default: - puts("Rev: Unknown revision number.\nWarning: Unsupported cpu revision!\n"); + printf("Rev: Unknown revision number:%08x\n" + "Warning: Unsupported cpu revision!\n",spridr); return 0; } @@ -158,10 +158,12 @@ int checkcpu(void) /* Multiple revisons of 834x processors may have the same SPRIDR value. * So use PVR to identify the revision number. */ - printf("Rev: %02x at %s MHz\n", PVR_MAJ(pvr)<<4 | PVR_MIN(pvr), strmhz(buf, clock)); + printf("Rev: %02x at %s MHz", PVR_MAJ(pvr)<<4 | PVR_MIN(pvr), strmhz(buf, clock)); #else - printf("Rev: %02x at %s MHz\n", spridr & 0x0000FFFF, strmhz(buf, clock)); + printf("Rev: %02x at %s MHz", spridr & 0x0000FFFF, strmhz(buf, clock)); #endif + printf(", CSB: %4d MHz\n", gd->csb_clk / 1000000); + return 0; } @@ -327,178 +329,237 @@ void watchdog_reset (void) /* * "Setter" functions used to add/modify FDT entries. */ -static int fdt_set_eth0(void *fdt, int nodeoffset, const char *name, bd_t *bd) +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(fdt, nodeoffset, name, 0)) { - return fdt_setprop(fdt, nodeoffset, name, bd->bi_enetaddr, 6); + /* 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 -FDT_ERR_NOTFOUND; + return 0; } #ifdef CONFIG_HAS_ETH1 /* second onboard ethernet port */ -static int fdt_set_eth1(void *fdt, int nodeoffset, const char *name, bd_t *bd) +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(fdt, nodeoffset, name, 0)) { - return fdt_setprop(fdt, nodeoffset, name, bd->bi_enet1addr, 6); + /* 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 -FDT_ERR_NOTFOUND; + return 0; } #endif #ifdef CONFIG_HAS_ETH2 /* third onboard ethernet port */ -static int fdt_set_eth2(void *fdt, int nodeoffset, const char *name, bd_t *bd) +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(fdt, nodeoffset, name, 0)) { - return fdt_setprop(fdt, nodeoffset, name, bd->bi_enet2addr, 6); + /* 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 -FDT_ERR_NOTFOUND; + return 0; } #endif #ifdef CONFIG_HAS_ETH3 /* fourth onboard ethernet port */ -static int fdt_set_eth3(void *fdt, int nodeoffset, const char *name, bd_t *bd) +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(fdt, nodeoffset, name, 0)) { - return fdt_setprop(fdt, nodeoffset, name, bd->bi_enet3addr, 6); + /* 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 -FDT_ERR_NOTFOUND; + return 0; } #endif -static int fdt_set_busfreq(void *fdt, int nodeoffset, const char *name, bd_t *bd) +static int fdt_set_busfreq(void *blob, int nodeoffset, const char *name, bd_t *bd) { u32 tmp; - /* - * Create or update the property. - */ + /* Create or update the property */ tmp = cpu_to_be32(bd->bi_busfreq); - return fdt_setprop(fdt, nodeoffset, name, &tmp, sizeof(tmp)); + 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. If "create" is TRUE, the node is created - * unconditionally. If "create" is FALSE, the node is updated - * only if it already exists. + * Fixups to the fdt. */ static const struct { char *node; char *prop; - int (*set_fn)(void *fdt, int nodeoffset, const char *name, bd_t *bd); + int (*set_fn)(void *blob, int nodeoffset, const char *name, bd_t *bd); } fixup_props[] = { { "/cpus/" OF_CPU, - "bus-frequency", + "timebase-frequency", + fdt_set_tbfreq + }, + { "/cpus/" OF_CPU, + "bus-frequency", fdt_set_busfreq }, - { "/cpus/" OF_SOC, + { "/cpus/" OF_CPU, + "clock-frequency", + fdt_set_clockfreq + }, + { "/" OF_SOC, "bus-frequency", fdt_set_busfreq }, - { "/" OF_SOC "/serial@4500/", + { "/" OF_SOC "/serial@4500", "clock-frequency", fdt_set_busfreq }, - { "/" OF_SOC "/serial@4600/", + { "/" OF_SOC "/serial@4600", "clock-frequency", fdt_set_busfreq }, -#ifdef CONFIG_MPC83XX_TSEC1 - { "/" OF_SOC "/ethernet@24000, +#ifdef CONFIG_TSEC1 + { "/" OF_SOC "/ethernet@24000", "mac-address", fdt_set_eth0 }, - { "/" OF_SOC "/ethernet@24000, + { "/" OF_SOC "/ethernet@24000", "local-mac-address", fdt_set_eth0 }, #endif -#ifdef CONFIG_MPC83XX_TSEC2 - { "/" OF_SOC "/ethernet@25000, +#ifdef CONFIG_TSEC2 + { "/" OF_SOC "/ethernet@25000", "mac-address", fdt_set_eth1 }, - { "/" OF_SOC "/ethernet@25000, + { "/" 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", + { "/" OF_QE "/ucc@2000", "mac-address", fdt_set_eth0 }, - { "/" OF_QE "/ucc@2000/mac-address", + { "/" OF_QE "/ucc@2000", "local-mac-address", fdt_set_eth0 }, #elif CFG_UEC1_UCC_NUM == 2 /* UCC3 */ - { "/" OF_QE "/ucc@2200/mac-address", + { "/" OF_QE "/ucc@2200", "mac-address", fdt_set_eth0 }, - { "/" OF_QE "/ucc@2200/mac-address", + { "/" OF_QE "/ucc@2200", "local-mac-address", fdt_set_eth0 }, #endif -#endif +#endif /* CONFIG_UEC_ETH1 */ #ifdef CONFIG_UEC_ETH2 #if CFG_UEC2_UCC_NUM == 1 /* UCC2 */ - { "/" OF_QE "/ucc@3000/mac-address", + { "/" OF_QE "/ucc@3000", "mac-address", fdt_set_eth1 }, - { "/" OF_QE "/ucc@3000/mac-address", + { "/" OF_QE "/ucc@3000", "local-mac-address", fdt_set_eth1 }, -#elif CFG_UEC1_UCC_NUM == 3 /* UCC4 */ - { "/" OF_QE "/ucc@3200/mac-address", +#elif CFG_UEC2_UCC_NUM == 3 /* UCC4 */ + { "/" OF_QE "/ucc@3200", "mac-address", fdt_set_eth1 }, - { "/" OF_QE "/ucc@3200/mac-address", + { "/" OF_QE "/ucc@3200", "local-mac-address", fdt_set_eth1 }, #endif -#endif +#endif /* CONFIG_UEC_ETH2 */ +#endif /* CONFIG_QE */ }; void ft_cpu_setup(void *blob, bd_t *bd) { - int nodeoffset; - int err; - int j; + int nodeoffset; + int err; + int j; + int tmp[2]; 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(blob, fixup_props[j].node); if (nodeoffset >= 0) { - err = (*fixup_props[j].set_fn)(blob, nodeoffset, fixup_props[j].prop, bd); + 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)); + 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)); } } -} -#endif -#if defined(CONFIG_OF_FLAT_TREE) + /* update, or add and update /memory node */ + nodeoffset = fdt_path_offset(blob, "/memory"); + if (nodeoffset < 0) { + nodeoffset = fdt_add_subnode(blob, 0, "memory"); + if (nodeoffset < 0) + debug("failed to add /memory node: %s\n", + fdt_strerror(nodeoffset)); + } + if (nodeoffset >= 0) { + fdt_setprop(blob, nodeoffset, "device_type", + "memory", sizeof("memory")); + tmp[0] = cpu_to_be32(bd->bi_memstart); + tmp[1] = cpu_to_be32(bd->bi_memsize); + fdt_setprop(blob, nodeoffset, "reg", tmp, sizeof(tmp)); + } +} +#elif defined(CONFIG_OF_FLAT_TREE) void ft_cpu_setup(void *blob, bd_t *bd) { @@ -523,7 +584,7 @@ ft_cpu_setup(void *blob, bd_t *bd) if (p != NULL) *p = cpu_to_be32(clock); -#ifdef CONFIG_MPC83XX_TSEC1 +#ifdef CONFIG_TSEC1 p = ft_get_prop(blob, "/" OF_SOC "/ethernet@24000/mac-address", &len); if (p != NULL) memcpy(p, bd->bi_enetaddr, 6); @@ -533,7 +594,7 @@ ft_cpu_setup(void *blob, bd_t *bd) memcpy(p, bd->bi_enetaddr, 6); #endif -#ifdef CONFIG_MPC83XX_TSEC2 +#ifdef CONFIG_TSEC2 p = ft_get_prop(blob, "/" OF_SOC "/ethernet@25000/mac-address", &len); if (p != NULL) memcpy(p, bd->bi_enet1addr, 6);