+++ /dev/null
-/*
- * Copyright 2007-2009 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>
-#include <libfdt.h>
-#include <fdt_support.h>
-#include <asm/processor.h>
-#include <linux/ctype.h>
-#ifdef CONFIG_FSL_ESDHC
-#include <fsl_esdhc.h>
-#endif
-
-DECLARE_GLOBAL_DATA_PTR;
-
-extern void ft_qe_setup(void *blob);
-extern void ft_fixup_num_cores(void *blob);
-
-#ifdef CONFIG_MP
-#include "mp.h"
-
-void ft_fixup_cpu(void *blob, u64 memory_limit)
-{
- int off;
- ulong spin_tbl_addr = get_spin_phys_addr();
- u32 bootpg = determine_mp_bootpg();
- u32 id = get_my_id();
-
- off = fdt_node_offset_by_prop_value(blob, -1, "device_type", "cpu", 4);
- while (off != -FDT_ERR_NOTFOUND) {
- u32 *reg = (u32 *)fdt_getprop(blob, off, "reg", 0);
-
- if (reg) {
- if (*reg == id) {
- fdt_setprop_string(blob, off, "status", "okay");
- } else {
- u64 val = *reg * SIZE_BOOT_ENTRY + spin_tbl_addr;
- val = cpu_to_fdt32(val);
- fdt_setprop_string(blob, off, "status",
- "disabled");
- fdt_setprop_string(blob, off, "enable-method",
- "spin-table");
- fdt_setprop(blob, off, "cpu-release-addr",
- &val, sizeof(val));
- }
- } else {
- printf ("cpu NULL\n");
- }
- off = fdt_node_offset_by_prop_value(blob, off,
- "device_type", "cpu", 4);
- }
-
- /* Reserve the boot page so OSes dont use it */
- if ((u64)bootpg < memory_limit) {
- off = fdt_add_mem_rsv(blob, bootpg, (u64)4096);
- if (off < 0)
- printf("%s: %s\n", __FUNCTION__, fdt_strerror(off));
- }
-}
-#endif
-
-#define ft_fixup_l3cache(x, y)
-
-#if defined(CONFIG_L2_CACHE)
-/* return size in kilobytes */
-static inline u32 l2cache_size(void)
-{
- volatile ccsr_l2cache_t *l2cache = (void *)CONFIG_SYS_MPC85xx_L2_ADDR;
- volatile u32 l2siz_field = (l2cache->l2ctl >> 28) & 0x3;
- u32 ver = SVR_SOC_VER(get_svr());
-
- switch (l2siz_field) {
- case 0x0:
- break;
- case 0x1:
- if (ver == SVR_8540 || ver == SVR_8560 ||
- ver == SVR_8541 || ver == SVR_8541_E ||
- ver == SVR_8555 || ver == SVR_8555_E)
- return 128;
- else
- return 256;
- break;
- case 0x2:
- if (ver == SVR_8540 || ver == SVR_8560 ||
- ver == SVR_8541 || ver == SVR_8541_E ||
- ver == SVR_8555 || ver == SVR_8555_E)
- return 256;
- else
- return 512;
- break;
- case 0x3:
- return 1024;
- break;
- }
-
- return 0;
-}
-
-static inline void ft_fixup_l2cache(void *blob)
-{
- int len, off;
- u32 *ph;
- struct cpu_type *cpu = identify_cpu(SVR_SOC_VER(get_svr()));
- char compat_buf[38];
-
- const u32 line_size = 32;
- const u32 num_ways = 8;
- const u32 size = l2cache_size() * 1024;
- const u32 num_sets = size / (line_size * num_ways);
-
- off = fdt_node_offset_by_prop_value(blob, -1, "device_type", "cpu", 4);
- if (off < 0) {
- debug("no cpu node fount\n");
- return;
- }
-
- ph = (u32 *)fdt_getprop(blob, off, "next-level-cache", 0);
-
- if (ph == NULL) {
- debug("no next-level-cache property\n");
- return ;
- }
-
- off = fdt_node_offset_by_phandle(blob, *ph);
- if (off < 0) {
- printf("%s: %s\n", __func__, fdt_strerror(off));
- return ;
- }
-
- if (cpu) {
- if (isdigit(cpu->name[0]))
- len = sprintf(compat_buf,
- "fsl,mpc%s-l2-cache-controller", cpu->name);
- else
- len = sprintf(compat_buf,
- "fsl,%c%s-l2-cache-controller",
- tolower(cpu->name[0]), cpu->name + 1);
-
- sprintf(&compat_buf[len + 1], "cache");
- }
- fdt_setprop(blob, off, "cache-unified", NULL, 0);
- fdt_setprop_cell(blob, off, "cache-block-size", line_size);
- fdt_setprop_cell(blob, off, "cache-size", size);
- fdt_setprop_cell(blob, off, "cache-sets", num_sets);
- fdt_setprop_cell(blob, off, "cache-level", 2);
- fdt_setprop(blob, off, "compatible", compat_buf, sizeof(compat_buf));
-
- /* we dont bother w/L3 since no platform of this type has one */
-}
-#elif defined(CONFIG_BACKSIDE_L2_CACHE)
-static inline void ft_fixup_l2cache(void *blob)
-{
- int off, l2_off, l3_off = -1;
- u32 *ph;
- u32 l2cfg0 = mfspr(SPRN_L2CFG0);
- u32 size, line_size, num_ways, num_sets;
-
- size = (l2cfg0 & 0x3fff) * 64 * 1024;
- num_ways = ((l2cfg0 >> 14) & 0x1f) + 1;
- line_size = (((l2cfg0 >> 23) & 0x3) + 1) * 32;
- num_sets = size / (line_size * num_ways);
-
- off = fdt_node_offset_by_prop_value(blob, -1, "device_type", "cpu", 4);
-
- while (off != -FDT_ERR_NOTFOUND) {
- ph = (u32 *)fdt_getprop(blob, off, "next-level-cache", 0);
-
- if (ph == NULL) {
- debug("no next-level-cache property\n");
- goto next;
- }
-
- l2_off = fdt_node_offset_by_phandle(blob, *ph);
- if (l2_off < 0) {
- printf("%s: %s\n", __func__, fdt_strerror(off));
- goto next;
- }
-
-#ifdef CONFIG_SYS_CACHE_STASHING
- {
- u32 *reg = (u32 *)fdt_getprop(blob, off, "reg", 0);
- if (reg)
- fdt_setprop_cell(blob, l2_off, "cache-stash-id",
- (*reg * 2) + 32 + 1);
- }
-#endif
-
- fdt_setprop(blob, l2_off, "cache-unified", NULL, 0);
- fdt_setprop_cell(blob, l2_off, "cache-block-size", line_size);
- fdt_setprop_cell(blob, l2_off, "cache-size", size);
- fdt_setprop_cell(blob, l2_off, "cache-sets", num_sets);
- fdt_setprop_cell(blob, l2_off, "cache-level", 2);
- fdt_setprop(blob, l2_off, "compatible", "cache", 6);
-
- if (l3_off < 0) {
- ph = (u32 *)fdt_getprop(blob, l2_off, "next-level-cache", 0);
-
- if (ph == NULL) {
- debug("no next-level-cache property\n");
- goto next;
- }
- l3_off = *ph;
- }
-next:
- off = fdt_node_offset_by_prop_value(blob, off,
- "device_type", "cpu", 4);
- }
- if (l3_off > 0) {
- l3_off = fdt_node_offset_by_phandle(blob, l3_off);
- if (l3_off < 0) {
- printf("%s: %s\n", __func__, fdt_strerror(off));
- return ;
- }
- ft_fixup_l3cache(blob, l3_off);
- }
-}
-#else
-#define ft_fixup_l2cache(x)
-#endif
-
-static inline void ft_fixup_cache(void *blob)
-{
- int off;
-
- off = fdt_node_offset_by_prop_value(blob, -1, "device_type", "cpu", 4);
-
- while (off != -FDT_ERR_NOTFOUND) {
- u32 l1cfg0 = mfspr(SPRN_L1CFG0);
- u32 l1cfg1 = mfspr(SPRN_L1CFG1);
- u32 isize, iline_size, inum_sets, inum_ways;
- u32 dsize, dline_size, dnum_sets, dnum_ways;
-
- /* d-side config */
- dsize = (l1cfg0 & 0x7ff) * 1024;
- dnum_ways = ((l1cfg0 >> 11) & 0xff) + 1;
- dline_size = (((l1cfg0 >> 23) & 0x3) + 1) * 32;
- dnum_sets = dsize / (dline_size * dnum_ways);
-
- fdt_setprop_cell(blob, off, "d-cache-block-size", dline_size);
- fdt_setprop_cell(blob, off, "d-cache-size", dsize);
- fdt_setprop_cell(blob, off, "d-cache-sets", dnum_sets);
-
-#ifdef CONFIG_SYS_CACHE_STASHING
- {
- u32 *reg = (u32 *)fdt_getprop(blob, off, "reg", 0);
- if (reg)
- fdt_setprop_cell(blob, off, "cache-stash-id",
- (*reg * 2) + 32 + 0);
- }
-#endif
-
- /* i-side config */
- isize = (l1cfg1 & 0x7ff) * 1024;
- inum_ways = ((l1cfg1 >> 11) & 0xff) + 1;
- iline_size = (((l1cfg1 >> 23) & 0x3) + 1) * 32;
- inum_sets = isize / (iline_size * inum_ways);
-
- fdt_setprop_cell(blob, off, "i-cache-block-size", iline_size);
- fdt_setprop_cell(blob, off, "i-cache-size", isize);
- fdt_setprop_cell(blob, off, "i-cache-sets", inum_sets);
-
- off = fdt_node_offset_by_prop_value(blob, off,
- "device_type", "cpu", 4);
- }
-
- ft_fixup_l2cache(blob);
-}
-
-
-void fdt_add_enet_stashing(void *fdt)
-{
- do_fixup_by_compat(fdt, "gianfar", "bd-stash", NULL, 0, 1);
-
- do_fixup_by_compat_u32(fdt, "gianfar", "rx-stash-len", 96, 1);
-
- do_fixup_by_compat_u32(fdt, "gianfar", "rx-stash-idx", 0, 1);
-}
-
-#if defined(CONFIG_SYS_DPAA_FMAN) || defined(CONFIG_SYS_DPAA_PME)
-static void ft_fixup_clks(void *blob, const char *alias, unsigned long freq)
-{
- const char *path = fdt_get_alias(blob, alias);
-
- int off = fdt_path_offset(blob, path);
-
- if (off >= 0) {
- off = fdt_setprop_cell(blob, off, "clock-frequency", freq);
- if (off > 0)
- printf("WARNING enable to set clock-frequency "
- "for %s: %s\n", alias, fdt_strerror(off));
- }
-}
-
-static void ft_fixup_dpaa_clks(void *blob)
-{
- sys_info_t sysinfo;
-
- get_sys_info(&sysinfo);
- ft_fixup_clks(blob, "fman0", sysinfo.freqFMan[0]);
-
-#if (CONFIG_SYS_NUM_FMAN == 2)
- ft_fixup_clks(blob, "fman1", sysinfo.freqFMan[1]);
-#endif
-
-#ifdef CONFIG_SYS_DPAA_PME
- ft_fixup_clks(blob, "pme", sysinfo.freqPME);
-#endif
-}
-#else
-#define ft_fixup_dpaa_clks(x)
-#endif
-
-#ifdef CONFIG_QE
-static void ft_fixup_qe_snum(void *blob)
-{
- unsigned int svr;
-
- svr = mfspr(SPRN_SVR);
- if (SVR_SOC_VER(svr) == SVR_8569_E) {
- if(IS_SVR_REV(svr, 1, 0))
- do_fixup_by_compat_u32(blob, "fsl,qe",
- "fsl,qe-num-snums", 46, 1);
- else
- do_fixup_by_compat_u32(blob, "fsl,qe",
- "fsl,qe-num-snums", 76, 1);
- }
-}
-#endif
-
-void ft_cpu_setup(void *blob, bd_t *bd)
-{
- int off;
- int val;
- sys_info_t sysinfo;
-
- /* delete crypto node if not on an E-processor */
- if (!IS_E_PROCESSOR(get_svr()))
- fdt_fixup_crypto_node(blob, 0);
-
- fdt_fixup_ethernet(blob);
-
- fdt_add_enet_stashing(blob);
-
- do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
- "timebase-frequency", get_tbclk(), 1);
- do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
- "bus-frequency", bd->bi_busfreq, 1);
- get_sys_info(&sysinfo);
- off = fdt_node_offset_by_prop_value(blob, -1, "device_type", "cpu", 4);
- while (off != -FDT_ERR_NOTFOUND) {
- u32 *reg = (u32 *)fdt_getprop(blob, off, "reg", 0);
- val = cpu_to_fdt32(sysinfo.freqProcessor[*reg]);
- fdt_setprop(blob, off, "clock-frequency", &val, 4);
- off = fdt_node_offset_by_prop_value(blob, off, "device_type",
- "cpu", 4);
- }
- do_fixup_by_prop_u32(blob, "device_type", "soc", 4,
- "bus-frequency", bd->bi_busfreq, 1);
-
- do_fixup_by_compat_u32(blob, "fsl,pq3-localbus",
- "bus-frequency", gd->lbc_clk, 1);
- do_fixup_by_compat_u32(blob, "fsl,elbc",
- "bus-frequency", gd->lbc_clk, 1);
-#ifdef CONFIG_QE
- ft_qe_setup(blob);
- ft_fixup_qe_snum(blob);
-#endif
-
-#ifdef CONFIG_SYS_NS16550
- do_fixup_by_compat_u32(blob, "ns16550",
- "clock-frequency", CONFIG_SYS_NS16550_CLK, 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);
-
-#ifdef CONFIG_MP
- ft_fixup_cpu(blob, (u64)bd->bi_memstart + (u64)bd->bi_memsize);
-#endif
- ft_fixup_num_cores(blob);
-
- ft_fixup_cache(blob);
-
-#if defined(CONFIG_FSL_ESDHC)
- fdt_fixup_esdhc(blob, bd);
-#endif
-
- ft_fixup_dpaa_clks(blob);
-}
projects / u-boot / blobdiff