mirror of
https://github.com/brain-hackers/u-boot-brain
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![York Sun](/assets/img/avatar_default.png)
We don't care E bit of SVR in most cases. Clear E bit for SVR_SOC_VER(). This will simplify the coding. Use IS_E_PROCESSOR() to identify SoC with encryption. Remove all _E entries from SVR list and CPU list. Signed-off-by: York Sun <yorksun@freescale.com>
778 lines
21 KiB
C
778 lines
21 KiB
C
/*
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* Copyright 2007-2011 Freescale Semiconductor, Inc.
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*
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* (C) Copyright 2000
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <libfdt.h>
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#include <fdt_support.h>
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#include <asm/processor.h>
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#include <linux/ctype.h>
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#include <asm/io.h>
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#include <asm/fsl_portals.h>
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#ifdef CONFIG_FSL_ESDHC
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#include <fsl_esdhc.h>
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#endif
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#include "../../../../drivers/qe/qe.h" /* For struct qe_firmware */
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DECLARE_GLOBAL_DATA_PTR;
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extern void ft_qe_setup(void *blob);
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extern void ft_fixup_num_cores(void *blob);
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extern void ft_srio_setup(void *blob);
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#ifdef CONFIG_MP
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#include "mp.h"
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void ft_fixup_cpu(void *blob, u64 memory_limit)
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{
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int off;
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ulong spin_tbl_addr = get_spin_phys_addr();
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u32 bootpg = determine_mp_bootpg();
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u32 id = get_my_id();
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const char *enable_method;
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off = fdt_node_offset_by_prop_value(blob, -1, "device_type", "cpu", 4);
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while (off != -FDT_ERR_NOTFOUND) {
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u32 *reg = (u32 *)fdt_getprop(blob, off, "reg", 0);
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if (reg) {
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u64 val = *reg * SIZE_BOOT_ENTRY + spin_tbl_addr;
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val = cpu_to_fdt32(val);
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if (*reg == id) {
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fdt_setprop_string(blob, off, "status",
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"okay");
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} else {
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fdt_setprop_string(blob, off, "status",
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"disabled");
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}
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if (hold_cores_in_reset(0)) {
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#ifdef CONFIG_FSL_CORENET
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/* Cores held in reset, use BRR to release */
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enable_method = "fsl,brr-holdoff";
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#else
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/* Cores held in reset, use EEBPCR to release */
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enable_method = "fsl,eebpcr-holdoff";
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#endif
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} else {
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/* Cores out of reset and in a spin-loop */
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enable_method = "spin-table";
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fdt_setprop(blob, off, "cpu-release-addr",
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&val, sizeof(val));
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}
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fdt_setprop_string(blob, off, "enable-method",
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enable_method);
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} else {
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printf ("cpu NULL\n");
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}
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off = fdt_node_offset_by_prop_value(blob, off,
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"device_type", "cpu", 4);
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}
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/* Reserve the boot page so OSes dont use it */
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if ((u64)bootpg < memory_limit) {
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off = fdt_add_mem_rsv(blob, bootpg, (u64)4096);
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if (off < 0)
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printf("%s: %s\n", __FUNCTION__, fdt_strerror(off));
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}
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}
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#endif
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#ifdef CONFIG_SYS_FSL_CPC
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static inline void ft_fixup_l3cache(void *blob, int off)
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{
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u32 line_size, num_ways, size, num_sets;
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cpc_corenet_t *cpc = (void *)CONFIG_SYS_FSL_CPC_ADDR;
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u32 cfg0 = in_be32(&cpc->cpccfg0);
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size = CPC_CFG0_SZ_K(cfg0) * 1024 * CONFIG_SYS_NUM_CPC;
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num_ways = CPC_CFG0_NUM_WAYS(cfg0);
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line_size = CPC_CFG0_LINE_SZ(cfg0);
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num_sets = size / (line_size * num_ways);
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fdt_setprop(blob, off, "cache-unified", NULL, 0);
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fdt_setprop_cell(blob, off, "cache-block-size", line_size);
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fdt_setprop_cell(blob, off, "cache-size", size);
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fdt_setprop_cell(blob, off, "cache-sets", num_sets);
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fdt_setprop_cell(blob, off, "cache-level", 3);
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#ifdef CONFIG_SYS_CACHE_STASHING
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fdt_setprop_cell(blob, off, "cache-stash-id", 1);
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#endif
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}
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#else
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#define ft_fixup_l3cache(x, y)
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#endif
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#if defined(CONFIG_L2_CACHE)
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/* return size in kilobytes */
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static inline u32 l2cache_size(void)
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{
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volatile ccsr_l2cache_t *l2cache = (void *)CONFIG_SYS_MPC85xx_L2_ADDR;
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volatile u32 l2siz_field = (l2cache->l2ctl >> 28) & 0x3;
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u32 ver = SVR_SOC_VER(get_svr());
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switch (l2siz_field) {
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case 0x0:
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break;
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case 0x1:
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if (ver == SVR_8540 || ver == SVR_8560 ||
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ver == SVR_8541 || ver == SVR_8555)
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return 128;
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else
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return 256;
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break;
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case 0x2:
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if (ver == SVR_8540 || ver == SVR_8560 ||
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ver == SVR_8541 || ver == SVR_8555)
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return 256;
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else
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return 512;
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break;
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case 0x3:
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return 1024;
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break;
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}
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return 0;
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}
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static inline void ft_fixup_l2cache(void *blob)
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{
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int len, off;
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u32 *ph;
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struct cpu_type *cpu = identify_cpu(SVR_SOC_VER(get_svr()));
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const u32 line_size = 32;
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const u32 num_ways = 8;
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const u32 size = l2cache_size() * 1024;
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const u32 num_sets = size / (line_size * num_ways);
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off = fdt_node_offset_by_prop_value(blob, -1, "device_type", "cpu", 4);
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if (off < 0) {
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debug("no cpu node fount\n");
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return;
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}
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ph = (u32 *)fdt_getprop(blob, off, "next-level-cache", 0);
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if (ph == NULL) {
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debug("no next-level-cache property\n");
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return ;
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}
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off = fdt_node_offset_by_phandle(blob, *ph);
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if (off < 0) {
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printf("%s: %s\n", __func__, fdt_strerror(off));
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return ;
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}
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if (cpu) {
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char buf[40];
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if (isdigit(cpu->name[0])) {
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/* MPCxxxx, where xxxx == 4-digit number */
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len = sprintf(buf, "fsl,mpc%s-l2-cache-controller",
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cpu->name) + 1;
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} else {
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/* Pxxxx or Txxxx, where xxxx == 4-digit number */
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len = sprintf(buf, "fsl,%c%s-l2-cache-controller",
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tolower(cpu->name[0]), cpu->name + 1) + 1;
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}
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/*
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* append "cache" after the NULL character that the previous
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* sprintf wrote. This is how a device tree stores multiple
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* strings in a property.
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*/
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len += sprintf(buf + len, "cache") + 1;
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fdt_setprop(blob, off, "compatible", buf, len);
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}
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fdt_setprop(blob, off, "cache-unified", NULL, 0);
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fdt_setprop_cell(blob, off, "cache-block-size", line_size);
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fdt_setprop_cell(blob, off, "cache-size", size);
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fdt_setprop_cell(blob, off, "cache-sets", num_sets);
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fdt_setprop_cell(blob, off, "cache-level", 2);
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/* we dont bother w/L3 since no platform of this type has one */
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}
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#elif defined(CONFIG_BACKSIDE_L2_CACHE)
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static inline void ft_fixup_l2cache(void *blob)
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{
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int off, l2_off, l3_off = -1;
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u32 *ph;
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u32 l2cfg0 = mfspr(SPRN_L2CFG0);
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u32 size, line_size, num_ways, num_sets;
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int has_l2 = 1;
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/* P2040/P2040E has no L2, so dont set any L2 props */
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if (SVR_SOC_VER(get_svr()) == SVR_P2040)
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has_l2 = 0;
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size = (l2cfg0 & 0x3fff) * 64 * 1024;
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num_ways = ((l2cfg0 >> 14) & 0x1f) + 1;
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line_size = (((l2cfg0 >> 23) & 0x3) + 1) * 32;
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num_sets = size / (line_size * num_ways);
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off = fdt_node_offset_by_prop_value(blob, -1, "device_type", "cpu", 4);
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while (off != -FDT_ERR_NOTFOUND) {
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ph = (u32 *)fdt_getprop(blob, off, "next-level-cache", 0);
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if (ph == NULL) {
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debug("no next-level-cache property\n");
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goto next;
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}
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l2_off = fdt_node_offset_by_phandle(blob, *ph);
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if (l2_off < 0) {
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printf("%s: %s\n", __func__, fdt_strerror(off));
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goto next;
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}
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if (has_l2) {
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#ifdef CONFIG_SYS_CACHE_STASHING
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u32 *reg = (u32 *)fdt_getprop(blob, off, "reg", 0);
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if (reg)
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fdt_setprop_cell(blob, l2_off, "cache-stash-id",
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(*reg * 2) + 32 + 1);
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#endif
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fdt_setprop(blob, l2_off, "cache-unified", NULL, 0);
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fdt_setprop_cell(blob, l2_off, "cache-block-size",
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line_size);
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fdt_setprop_cell(blob, l2_off, "cache-size", size);
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fdt_setprop_cell(blob, l2_off, "cache-sets", num_sets);
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fdt_setprop_cell(blob, l2_off, "cache-level", 2);
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fdt_setprop(blob, l2_off, "compatible", "cache", 6);
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}
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if (l3_off < 0) {
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ph = (u32 *)fdt_getprop(blob, l2_off, "next-level-cache", 0);
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if (ph == NULL) {
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debug("no next-level-cache property\n");
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goto next;
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}
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l3_off = *ph;
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}
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next:
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off = fdt_node_offset_by_prop_value(blob, off,
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"device_type", "cpu", 4);
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}
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if (l3_off > 0) {
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l3_off = fdt_node_offset_by_phandle(blob, l3_off);
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if (l3_off < 0) {
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printf("%s: %s\n", __func__, fdt_strerror(off));
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return ;
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}
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ft_fixup_l3cache(blob, l3_off);
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}
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}
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#else
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#define ft_fixup_l2cache(x)
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#endif
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static inline void ft_fixup_cache(void *blob)
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{
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int off;
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off = fdt_node_offset_by_prop_value(blob, -1, "device_type", "cpu", 4);
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while (off != -FDT_ERR_NOTFOUND) {
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u32 l1cfg0 = mfspr(SPRN_L1CFG0);
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u32 l1cfg1 = mfspr(SPRN_L1CFG1);
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u32 isize, iline_size, inum_sets, inum_ways;
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u32 dsize, dline_size, dnum_sets, dnum_ways;
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/* d-side config */
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dsize = (l1cfg0 & 0x7ff) * 1024;
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dnum_ways = ((l1cfg0 >> 11) & 0xff) + 1;
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dline_size = (((l1cfg0 >> 23) & 0x3) + 1) * 32;
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dnum_sets = dsize / (dline_size * dnum_ways);
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fdt_setprop_cell(blob, off, "d-cache-block-size", dline_size);
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fdt_setprop_cell(blob, off, "d-cache-size", dsize);
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fdt_setprop_cell(blob, off, "d-cache-sets", dnum_sets);
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#ifdef CONFIG_SYS_CACHE_STASHING
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{
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u32 *reg = (u32 *)fdt_getprop(blob, off, "reg", 0);
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if (reg)
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fdt_setprop_cell(blob, off, "cache-stash-id",
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(*reg * 2) + 32 + 0);
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}
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#endif
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/* i-side config */
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isize = (l1cfg1 & 0x7ff) * 1024;
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inum_ways = ((l1cfg1 >> 11) & 0xff) + 1;
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iline_size = (((l1cfg1 >> 23) & 0x3) + 1) * 32;
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inum_sets = isize / (iline_size * inum_ways);
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fdt_setprop_cell(blob, off, "i-cache-block-size", iline_size);
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fdt_setprop_cell(blob, off, "i-cache-size", isize);
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fdt_setprop_cell(blob, off, "i-cache-sets", inum_sets);
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off = fdt_node_offset_by_prop_value(blob, off,
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"device_type", "cpu", 4);
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}
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ft_fixup_l2cache(blob);
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}
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void fdt_add_enet_stashing(void *fdt)
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{
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do_fixup_by_compat(fdt, "gianfar", "bd-stash", NULL, 0, 1);
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do_fixup_by_compat_u32(fdt, "gianfar", "rx-stash-len", 96, 1);
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do_fixup_by_compat_u32(fdt, "gianfar", "rx-stash-idx", 0, 1);
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do_fixup_by_compat(fdt, "fsl,etsec2", "bd-stash", NULL, 0, 1);
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do_fixup_by_compat_u32(fdt, "fsl,etsec2", "rx-stash-len", 96, 1);
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do_fixup_by_compat_u32(fdt, "fsl,etsec2", "rx-stash-idx", 0, 1);
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}
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#if defined(CONFIG_SYS_DPAA_FMAN) || defined(CONFIG_SYS_DPAA_PME)
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#ifdef CONFIG_SYS_DPAA_FMAN
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static void ft_fixup_clks(void *blob, const char *compat, u32 offset,
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unsigned long freq)
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{
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phys_addr_t phys = offset + CONFIG_SYS_CCSRBAR_PHYS;
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int off = fdt_node_offset_by_compat_reg(blob, compat, phys);
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if (off >= 0) {
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off = fdt_setprop_cell(blob, off, "clock-frequency", freq);
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if (off > 0)
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printf("WARNING enable to set clock-frequency "
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"for %s: %s\n", compat, fdt_strerror(off));
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}
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}
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#endif
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static void ft_fixup_dpaa_clks(void *blob)
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{
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sys_info_t sysinfo;
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get_sys_info(&sysinfo);
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#ifdef CONFIG_SYS_DPAA_FMAN
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ft_fixup_clks(blob, "fsl,fman", CONFIG_SYS_FSL_FM1_OFFSET,
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sysinfo.freqFMan[0]);
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#if (CONFIG_SYS_NUM_FMAN == 2)
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ft_fixup_clks(blob, "fsl,fman", CONFIG_SYS_FSL_FM2_OFFSET,
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sysinfo.freqFMan[1]);
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#endif
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#endif
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#ifdef CONFIG_SYS_DPAA_PME
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do_fixup_by_compat_u32(blob, "fsl,pme",
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"clock-frequency", sysinfo.freqPME, 1);
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#endif
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}
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#else
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#define ft_fixup_dpaa_clks(x)
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#endif
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#ifdef CONFIG_QE
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static void ft_fixup_qe_snum(void *blob)
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{
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unsigned int svr;
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svr = mfspr(SPRN_SVR);
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if (SVR_SOC_VER(svr) == SVR_8569) {
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if(IS_SVR_REV(svr, 1, 0))
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do_fixup_by_compat_u32(blob, "fsl,qe",
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"fsl,qe-num-snums", 46, 1);
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else
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do_fixup_by_compat_u32(blob, "fsl,qe",
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"fsl,qe-num-snums", 76, 1);
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}
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}
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#endif
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/**
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* fdt_fixup_fman_firmware -- insert the Fman firmware into the device tree
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*
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* The binding for an Fman firmware node is documented in
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* Documentation/powerpc/dts-bindings/fsl/dpaa/fman.txt. This node contains
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* the actual Fman firmware binary data. The operating system is expected to
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* be able to parse the binary data to determine any attributes it needs.
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*/
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#ifdef CONFIG_SYS_DPAA_FMAN
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void fdt_fixup_fman_firmware(void *blob)
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{
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int rc, fmnode, fwnode = -1;
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uint32_t phandle;
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struct qe_firmware *fmanfw;
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const struct qe_header *hdr;
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unsigned int length;
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uint32_t crc;
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const char *p;
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/* The first Fman we find will contain the actual firmware. */
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fmnode = fdt_node_offset_by_compatible(blob, -1, "fsl,fman");
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if (fmnode < 0)
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/* Exit silently if there are no Fman devices */
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return;
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/* If we already have a firmware node, then also exit silently. */
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if (fdt_node_offset_by_compatible(blob, -1, "fsl,fman-firmware") > 0)
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return;
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/* If the environment variable is not set, then exit silently */
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p = getenv("fman_ucode");
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if (!p)
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return;
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fmanfw = (struct qe_firmware *) simple_strtoul(p, NULL, 0);
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if (!fmanfw)
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return;
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hdr = &fmanfw->header;
|
|
length = be32_to_cpu(hdr->length);
|
|
|
|
/* Verify the firmware. */
|
|
if ((hdr->magic[0] != 'Q') || (hdr->magic[1] != 'E') ||
|
|
(hdr->magic[2] != 'F')) {
|
|
printf("Data at %p is not an Fman firmware\n", fmanfw);
|
|
return;
|
|
}
|
|
|
|
if (length > CONFIG_SYS_QE_FMAN_FW_LENGTH) {
|
|
printf("Fman firmware at %p is too large (size=%u)\n",
|
|
fmanfw, length);
|
|
return;
|
|
}
|
|
|
|
length -= sizeof(u32); /* Subtract the size of the CRC */
|
|
crc = be32_to_cpu(*(u32 *)((void *)fmanfw + length));
|
|
if (crc != crc32_no_comp(0, (void *)fmanfw, length)) {
|
|
printf("Fman firmware at %p has invalid CRC\n", fmanfw);
|
|
return;
|
|
}
|
|
|
|
/* Increase the size of the fdt to make room for the node. */
|
|
rc = fdt_increase_size(blob, fmanfw->header.length);
|
|
if (rc < 0) {
|
|
printf("Unable to make room for Fman firmware: %s\n",
|
|
fdt_strerror(rc));
|
|
return;
|
|
}
|
|
|
|
/* Create the firmware node. */
|
|
fwnode = fdt_add_subnode(blob, fmnode, "fman-firmware");
|
|
if (fwnode < 0) {
|
|
char s[64];
|
|
fdt_get_path(blob, fmnode, s, sizeof(s));
|
|
printf("Could not add firmware node to %s: %s\n", s,
|
|
fdt_strerror(fwnode));
|
|
return;
|
|
}
|
|
rc = fdt_setprop_string(blob, fwnode, "compatible", "fsl,fman-firmware");
|
|
if (rc < 0) {
|
|
char s[64];
|
|
fdt_get_path(blob, fwnode, s, sizeof(s));
|
|
printf("Could not add compatible property to node %s: %s\n", s,
|
|
fdt_strerror(rc));
|
|
return;
|
|
}
|
|
phandle = fdt_create_phandle(blob, fwnode);
|
|
if (!phandle) {
|
|
char s[64];
|
|
fdt_get_path(blob, fwnode, s, sizeof(s));
|
|
printf("Could not add phandle property to node %s: %s\n", s,
|
|
fdt_strerror(rc));
|
|
return;
|
|
}
|
|
rc = fdt_setprop(blob, fwnode, "fsl,firmware", fmanfw, fmanfw->header.length);
|
|
if (rc < 0) {
|
|
char s[64];
|
|
fdt_get_path(blob, fwnode, s, sizeof(s));
|
|
printf("Could not add firmware property to node %s: %s\n", s,
|
|
fdt_strerror(rc));
|
|
return;
|
|
}
|
|
|
|
/* Find all other Fman nodes and point them to the firmware node. */
|
|
while ((fmnode = fdt_node_offset_by_compatible(blob, fmnode, "fsl,fman")) > 0) {
|
|
rc = fdt_setprop_cell(blob, fmnode, "fsl,firmware-phandle", phandle);
|
|
if (rc < 0) {
|
|
char s[64];
|
|
fdt_get_path(blob, fmnode, s, sizeof(s));
|
|
printf("Could not add pointer property to node %s: %s\n",
|
|
s, fdt_strerror(rc));
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
#else
|
|
#define fdt_fixup_fman_firmware(x)
|
|
#endif
|
|
|
|
#if defined(CONFIG_PPC_P4080) || defined(CONFIG_PPC_P3060)
|
|
static void fdt_fixup_usb(void *fdt)
|
|
{
|
|
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
|
|
u32 rcwsr11 = in_be32(&gur->rcwsr[11]);
|
|
int off;
|
|
|
|
off = fdt_node_offset_by_compatible(fdt, -1, "fsl,mpc85xx-usb2-mph");
|
|
if ((rcwsr11 & FSL_CORENET_RCWSR11_EC1) !=
|
|
FSL_CORENET_RCWSR11_EC1_FM1_USB1)
|
|
fdt_status_disabled(fdt, off);
|
|
|
|
off = fdt_node_offset_by_compatible(fdt, -1, "fsl,mpc85xx-usb2-dr");
|
|
if ((rcwsr11 & FSL_CORENET_RCWSR11_EC2) !=
|
|
FSL_CORENET_RCWSR11_EC2_USB2)
|
|
fdt_status_disabled(fdt, off);
|
|
}
|
|
#else
|
|
#define fdt_fixup_usb(x)
|
|
#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
|
|
|
|
fdt_fixup_fman_firmware(blob);
|
|
|
|
#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
|
|
|
|
#ifdef CONFIG_FSL_CORENET
|
|
do_fixup_by_compat_u32(blob, "fsl,qoriq-clockgen-1.0",
|
|
"clock-frequency", CONFIG_SYS_CLK_FREQ, 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);
|
|
ft_fixup_num_cores(blob);
|
|
#endif
|
|
|
|
ft_fixup_cache(blob);
|
|
|
|
#if defined(CONFIG_FSL_ESDHC)
|
|
fdt_fixup_esdhc(blob, bd);
|
|
#endif
|
|
|
|
ft_fixup_dpaa_clks(blob);
|
|
|
|
#if defined(CONFIG_SYS_BMAN_MEM_PHYS)
|
|
fdt_portal(blob, "fsl,bman-portal", "bman-portals",
|
|
(u64)CONFIG_SYS_BMAN_MEM_PHYS,
|
|
CONFIG_SYS_BMAN_MEM_SIZE);
|
|
fdt_fixup_bportals(blob);
|
|
#endif
|
|
|
|
#if defined(CONFIG_SYS_QMAN_MEM_PHYS)
|
|
fdt_portal(blob, "fsl,qman-portal", "qman-portals",
|
|
(u64)CONFIG_SYS_QMAN_MEM_PHYS,
|
|
CONFIG_SYS_QMAN_MEM_SIZE);
|
|
|
|
fdt_fixup_qportals(blob);
|
|
#endif
|
|
|
|
#ifdef CONFIG_SYS_SRIO
|
|
ft_srio_setup(blob);
|
|
#endif
|
|
|
|
/*
|
|
* system-clock = CCB clock/2
|
|
* Here gd->bus_clk = CCB clock
|
|
* We are using the system clock as 1588 Timer reference
|
|
* clock source select
|
|
*/
|
|
do_fixup_by_compat_u32(blob, "fsl,gianfar-ptp-timer",
|
|
"timer-frequency", gd->bus_clk/2, 1);
|
|
|
|
/*
|
|
* clock-freq should change to clock-frequency and
|
|
* flexcan-v1.0 should change to p1010-flexcan respectively
|
|
* in the future.
|
|
*/
|
|
do_fixup_by_compat_u32(blob, "fsl,flexcan-v1.0",
|
|
"clock_freq", gd->bus_clk/2, 1);
|
|
|
|
do_fixup_by_compat_u32(blob, "fsl,flexcan-v1.0",
|
|
"clock-frequency", gd->bus_clk/2, 1);
|
|
|
|
do_fixup_by_compat_u32(blob, "fsl,p1010-flexcan",
|
|
"clock-frequency", gd->bus_clk/2, 1);
|
|
|
|
fdt_fixup_usb(blob);
|
|
}
|
|
|
|
/*
|
|
* For some CCSR devices, we only have the virtual address, not the physical
|
|
* address. This is because we map CCSR as a whole, so we typically don't need
|
|
* a macro for the physical address of any device within CCSR. In this case,
|
|
* we calculate the physical address of that device using it's the difference
|
|
* between the virtual address of the device and the virtual address of the
|
|
* beginning of CCSR.
|
|
*/
|
|
#define CCSR_VIRT_TO_PHYS(x) \
|
|
(CONFIG_SYS_CCSRBAR_PHYS + ((x) - CONFIG_SYS_CCSRBAR))
|
|
|
|
static void msg(const char *name, uint64_t uaddr, uint64_t daddr)
|
|
{
|
|
printf("Warning: U-Boot configured %s at address %llx,\n"
|
|
"but the device tree has it at %llx\n", name, uaddr, daddr);
|
|
}
|
|
|
|
/*
|
|
* Verify the device tree
|
|
*
|
|
* This function compares several CONFIG_xxx macros that contain physical
|
|
* addresses with the corresponding nodes in the device tree, to see if
|
|
* the physical addresses are all correct. For example, if
|
|
* CONFIG_SYS_NS16550_COM1 is defined, then it contains the virtual address
|
|
* of the first UART. We convert this to a physical address and compare
|
|
* that with the physical address of the first ns16550-compatible node
|
|
* in the device tree. If they don't match, then we display a warning.
|
|
*
|
|
* Returns 1 on success, 0 on failure
|
|
*/
|
|
int ft_verify_fdt(void *fdt)
|
|
{
|
|
uint64_t addr = 0;
|
|
int aliases;
|
|
int off;
|
|
|
|
/* First check the CCSR base address */
|
|
off = fdt_node_offset_by_prop_value(fdt, -1, "device_type", "soc", 4);
|
|
if (off > 0)
|
|
addr = fdt_get_base_address(fdt, off);
|
|
|
|
if (!addr) {
|
|
printf("Warning: could not determine base CCSR address in "
|
|
"device tree\n");
|
|
/* No point in checking anything else */
|
|
return 0;
|
|
}
|
|
|
|
if (addr != CONFIG_SYS_CCSRBAR_PHYS) {
|
|
msg("CCSR", CONFIG_SYS_CCSRBAR_PHYS, addr);
|
|
/* No point in checking anything else */
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Check some nodes via aliases. We assume that U-Boot and the device
|
|
* tree enumerate the devices equally. E.g. the first serial port in
|
|
* U-Boot is the same as "serial0" in the device tree.
|
|
*/
|
|
aliases = fdt_path_offset(fdt, "/aliases");
|
|
if (aliases > 0) {
|
|
#ifdef CONFIG_SYS_NS16550_COM1
|
|
if (!fdt_verify_alias_address(fdt, aliases, "serial0",
|
|
CCSR_VIRT_TO_PHYS(CONFIG_SYS_NS16550_COM1)))
|
|
return 0;
|
|
#endif
|
|
|
|
#ifdef CONFIG_SYS_NS16550_COM2
|
|
if (!fdt_verify_alias_address(fdt, aliases, "serial1",
|
|
CCSR_VIRT_TO_PHYS(CONFIG_SYS_NS16550_COM2)))
|
|
return 0;
|
|
#endif
|
|
}
|
|
|
|
/*
|
|
* The localbus node is typically a root node, even though the lbc
|
|
* controller is part of CCSR. If we were to put the lbc node under
|
|
* the SOC node, then the 'ranges' property in the lbc node would
|
|
* translate through the 'ranges' property of the parent SOC node, and
|
|
* we don't want that. Since it's a separate node, it's possible for
|
|
* the 'reg' property to be wrong, so check it here. For now, we
|
|
* only check for "fsl,elbc" nodes.
|
|
*/
|
|
#ifdef CONFIG_SYS_LBC_ADDR
|
|
off = fdt_node_offset_by_compatible(fdt, -1, "fsl,elbc");
|
|
if (off > 0) {
|
|
const u32 *reg = fdt_getprop(fdt, off, "reg", NULL);
|
|
if (reg) {
|
|
uint64_t uaddr = CCSR_VIRT_TO_PHYS(CONFIG_SYS_LBC_ADDR);
|
|
|
|
addr = fdt_translate_address(fdt, off, reg);
|
|
if (uaddr != addr) {
|
|
msg("the localbus", uaddr, addr);
|
|
return 0;
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
|
|
return 1;
|
|
}
|