u-boot/arch/powerpc/cpu/mpc83xx/fdt.c

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/*
* Copyright 2007 Freescale Semiconductor, Inc.
*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <libfdt.h>
#include <fdt_support.h>
#include <asm/processor.h>
extern void ft_qe_setup(void *blob);
DECLARE_GLOBAL_DATA_PTR;
#if defined(CONFIG_BOOTCOUNT_LIMIT) && \
(defined(CONFIG_QE) && !defined(CONFIG_MPC831x))
#include <linux/immap_qe.h>
void fdt_fixup_muram (void *blob)
{
ulong data[2];
data[0] = 0;
data[1] = QE_MURAM_SIZE - 2 * sizeof(unsigned long);
do_fixup_by_compat(blob, "fsl,qe-muram-data", "reg",
data, sizeof (data), 0);
}
#endif
void ft_cpu_setup(void *blob, bd_t *bd)
{
immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
int spridr = immr->sysconf.spridr;
/*
* delete crypto node if not on an E-processor
* initial revisions of the MPC834xE/6xE have the original SEC 2.0.
* EA revisions got the SEC uprevved to 2.4 but since the default device
* tree contains SEC 2.0 properties we uprev them here.
*/
if (!IS_E_PROCESSOR(spridr))
fdt_fixup_crypto_node(blob, 0);
else if (IS_E_PROCESSOR(spridr) &&
(SPR_FAMILY(spridr) == SPR_834X_FAMILY ||
SPR_FAMILY(spridr) == SPR_836X_FAMILY) &&
REVID_MAJOR(spridr) >= 2)
fdt_fixup_crypto_node(blob, 0x0204);
#if defined(CONFIG_HAS_ETH0) || defined(CONFIG_HAS_ETH1) ||\
defined(CONFIG_HAS_ETH2) || defined(CONFIG_HAS_ETH3) ||\
defined(CONFIG_HAS_ETH4) || defined(CONFIG_HAS_ETH5)
#ifdef CONFIG_MPC8313
/*
* mpc8313e erratum IPIC1 swapped TSEC interrupt ID numbers on rev. 1
* h/w (see AN3545). The base device tree in use has rev. 1 ID numbers,
* so if on Rev. 2 (and higher) h/w, we fix them up here
*/
if (REVID_MAJOR(immr->sysconf.spridr) >= 2) {
int nodeoffset, path;
const char *prop;
nodeoffset = fdt_path_offset(blob, "/aliases");
if (nodeoffset >= 0) {
#if defined(CONFIG_HAS_ETH0)
prop = fdt_getprop(blob, nodeoffset, "ethernet0", NULL);
if (prop) {
u32 tmp[] = { 32, 0x8, 33, 0x8, 34, 0x8 };
path = fdt_path_offset(blob, prop);
prop = fdt_getprop(blob, path, "interrupts",
NULL);
if (prop)
fdt_setprop(blob, path, "interrupts",
&tmp, sizeof(tmp));
}
#endif
#if defined(CONFIG_HAS_ETH1)
prop = fdt_getprop(blob, nodeoffset, "ethernet1", NULL);
if (prop) {
u32 tmp[] = { 35, 0x8, 36, 0x8, 37, 0x8 };
path = fdt_path_offset(blob, prop);
prop = fdt_getprop(blob, path, "interrupts",
NULL);
if (prop)
fdt_setprop(blob, path, "interrupts",
&tmp, sizeof(tmp));
}
#endif
}
}
#endif
#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->arch.core_clk, 1);
do_fixup_by_prop_u32(blob, "device_type", "soc", 4,
"bus-frequency", bd->bi_busfreq, 1);
do_fixup_by_compat_u32(blob, "fsl,soc",
"bus-frequency", bd->bi_busfreq, 1);
do_fixup_by_compat_u32(blob, "fsl,soc",
"clock-frequency", bd->bi_busfreq, 1);
do_fixup_by_compat_u32(blob, "fsl,immr",
"bus-frequency", bd->bi_busfreq, 1);
do_fixup_by_compat_u32(blob, "fsl,immr",
"clock-frequency", bd->bi_busfreq, 1);
#ifdef CONFIG_QE
ft_qe_setup(blob);
#endif
#ifdef CONFIG_SYS_NS16550
do_fixup_by_compat_u32(blob, "ns16550",
"clock-frequency", CONFIG_SYS_NS16550_CLK, 1);
#endif
fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize);
#if defined(CONFIG_BOOTCOUNT_LIMIT) && \
(defined(CONFIG_QE) && !defined(CONFIG_MPC831x))
fdt_fixup_muram (blob);
#endif
}