u-boot/arch/powerpc/cpu/mpc85xx/liodn.c

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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2008-2011 Freescale Semiconductor, Inc.
*/
#include <common.h>
#include <log.h>
#include <linux/libfdt.h>
#include <fdt_support.h>
#include <asm/immap_85xx.h>
#include <asm/io.h>
#include <asm/processor.h>
#include <asm/fsl_portals.h>
#include <asm/fsl_liodn.h>
int get_dpaa_liodn(enum fsl_dpaa_dev dpaa_dev, u32 *liodns, int liodn_offset)
{
liodns[0] = liodn_bases[dpaa_dev].id[0] + liodn_offset;
if (liodn_bases[dpaa_dev].num_ids == 2)
liodns[1] = liodn_bases[dpaa_dev].id[1] + liodn_offset;
return liodn_bases[dpaa_dev].num_ids;
}
#ifdef CONFIG_SYS_SRIO
static void set_srio_liodn(struct srio_liodn_id_table *tbl, int size)
{
int i;
for (i = 0; i < size; i++) {
unsigned long reg_off = tbl[i].reg_offset[0];
out_be32((u32 *)reg_off, tbl[i].id[0]);
if (tbl[i].num_ids == 2) {
reg_off = tbl[i].reg_offset[1];
out_be32((u32 *)reg_off, tbl[i].id[1]);
}
}
}
#endif
static void set_liodn(struct liodn_id_table *tbl, int size)
{
int i;
for (i = 0; i < size; i++) {
u32 liodn;
if (tbl[i].num_ids == 2) {
liodn = (tbl[i].id[0] << 16) | tbl[i].id[1];
} else {
liodn = tbl[i].id[0];
}
out_be32((volatile u32 *)(tbl[i].reg_offset), liodn);
}
}
#ifdef CONFIG_SYS_DPAA_FMAN
static void set_fman_liodn(struct fman_liodn_id_table *tbl, int size)
{
int i;
for (i = 0; i < size; i++) {
u32 liodn;
if (tbl[i].num_ids == 2)
liodn = (tbl[i].id[0] << 16) | tbl[i].id[1];
else
liodn = tbl[i].id[0];
out_be32((volatile u32 *)(tbl[i].reg_offset), liodn);
}
}
#endif
static void setup_sec_liodn_base(void)
{
ccsr_sec_t *sec = (void *)CFG_SYS_FSL_SEC_ADDR;
u32 base;
if (!IS_E_PROCESSOR(get_svr()))
return;
/* QILCR[QSLOM] */
sec_out32(&sec->qilcr_ms, 0x3ff<<16);
base = (liodn_bases[FSL_HW_PORTAL_SEC].id[0] << 16) |
liodn_bases[FSL_HW_PORTAL_SEC].id[1];
sec_out32(&sec->qilcr_ls, base);
}
#ifdef CONFIG_SYS_DPAA_FMAN
static void setup_fman_liodn_base(enum fsl_dpaa_dev dev,
struct fman_liodn_id_table *tbl, int size)
{
int i;
ccsr_fman_t *fm;
u32 base;
switch(dev) {
case FSL_HW_PORTAL_FMAN1:
fm = (void *)CFG_SYS_FSL_FM1_ADDR;
break;
#if (CFG_SYS_NUM_FMAN == 2)
case FSL_HW_PORTAL_FMAN2:
fm = (void *)CFG_SYS_FSL_FM2_ADDR;
break;
#endif
default:
printf("Error: Invalid device type to %s\n", __FUNCTION__);
return;
}
base = (liodn_bases[dev].id[0] << 16) | liodn_bases[dev].id[0];
/* setup all bases the same */
for (i = 0; i < 32; i++) {
out_be32(&fm->fm_dma.fmdmplr[i], base);
}
/* update tbl to ... */
for (i = 0; i < size; i++)
tbl[i].id[0] += liodn_bases[dev].id[0];
}
#endif
static void setup_pme_liodn_base(void)
{
#ifdef CONFIG_SYS_DPAA_PME
ccsr_pme_t *pme = (void *)CFG_SYS_FSL_CORENET_PME_ADDR;
u32 base = (liodn_bases[FSL_HW_PORTAL_PME].id[0] << 16) |
liodn_bases[FSL_HW_PORTAL_PME].id[1];
out_be32(&pme->liodnbr, base);
#endif
}
#ifdef CONFIG_SYS_FSL_RAID_ENGINE
static void setup_raide_liodn_base(void)
{
struct ccsr_raide *raide = (void *)CFG_SYS_FSL_RAID_ENGINE_ADDR;
/* setup raid engine liodn base for data/desc ; both set to 47 */
u32 base = (liodn_bases[FSL_HW_PORTAL_RAID_ENGINE].id[0] << 16) |
liodn_bases[FSL_HW_PORTAL_RAID_ENGINE].id[0];
out_be32(&raide->liodnbr, base);
}
#endif
#ifdef CONFIG_SYS_DPAA_RMAN
static void set_rman_liodn(struct liodn_id_table *tbl, int size)
{
int i;
struct ccsr_rman *rman = (void *)CFG_SYS_FSL_CORENET_RMAN_ADDR;
for (i = 0; i < size; i++) {
/* write the RMan block number */
out_be32(&rman->mmitar, i);
/* write the liodn offset corresponding to the block */
out_be32((u32 *)(tbl[i].reg_offset), tbl[i].id[0]);
}
}
static void setup_rman_liodn_base(struct liodn_id_table *tbl, int size)
{
int i;
struct ccsr_rman *rman = (void *)CFG_SYS_FSL_CORENET_RMAN_ADDR;
u32 base = liodn_bases[FSL_HW_PORTAL_RMAN].id[0];
out_be32(&rman->mmliodnbr, base);
/* update liodn offset */
for (i = 0; i < size; i++)
tbl[i].id[0] += base;
}
#endif
void set_liodns(void)
{
/* setup general liodn offsets */
set_liodn(liodn_tbl, liodn_tbl_sz);
#ifdef CONFIG_SYS_SRIO
/* setup SRIO port liodns */
set_srio_liodn(srio_liodn_tbl, srio_liodn_tbl_sz);
#endif
/* setup SEC block liodn bases & offsets if we have one */
if (IS_E_PROCESSOR(get_svr())) {
set_liodn(sec_liodn_tbl, sec_liodn_tbl_sz);
setup_sec_liodn_base();
}
/* setup FMAN block(s) liodn bases & offsets if we have one */
#ifdef CONFIG_SYS_DPAA_FMAN
set_fman_liodn(fman1_liodn_tbl, fman1_liodn_tbl_sz);
setup_fman_liodn_base(FSL_HW_PORTAL_FMAN1, fman1_liodn_tbl,
fman1_liodn_tbl_sz);
#if (CFG_SYS_NUM_FMAN == 2)
set_fman_liodn(fman2_liodn_tbl, fman2_liodn_tbl_sz);
setup_fman_liodn_base(FSL_HW_PORTAL_FMAN2, fman2_liodn_tbl,
fman2_liodn_tbl_sz);
#endif
#endif
/* setup PME liodn base */
setup_pme_liodn_base();
#ifdef CONFIG_SYS_FSL_RAID_ENGINE
/* raid engine ccr addr code for liodn */
set_liodn(raide_liodn_tbl, raide_liodn_tbl_sz);
setup_raide_liodn_base();
#endif
#ifdef CONFIG_SYS_DPAA_RMAN
/* setup RMan liodn offsets */
set_rman_liodn(rman_liodn_tbl, rman_liodn_tbl_sz);
/* setup RMan liodn base */
setup_rman_liodn_base(rman_liodn_tbl, rman_liodn_tbl_sz);
#endif
}
#ifdef CONFIG_SYS_SRIO
static void fdt_fixup_srio_liodn(void *blob, struct srio_liodn_id_table *tbl)
{
int i, srio_off;
/* search for srio node, if doesn't exist just return - nothing todo */
srio_off = fdt_node_offset_by_compatible(blob, -1, "fsl,srio");
if (srio_off < 0)
return;
for (i = 0; i < srio_liodn_tbl_sz; i++) {
int off, portid = tbl[i].portid;
off = fdt_node_offset_by_prop_value(blob, srio_off,
"cell-index", &portid, 4);
if (off >= 0) {
off = fdt_setprop(blob, off, "fsl,liodn",
&tbl[i].id[0],
sizeof(u32) * tbl[i].num_ids);
if (off > 0)
printf("WARNING unable to set fsl,liodn for "
"fsl,srio port %d: %s\n",
portid, fdt_strerror(off));
} else {
debug("WARNING: couldn't set fsl,liodn for srio: %s.\n",
fdt_strerror(off));
}
}
}
#endif
#define CONFIG_SYS_MAX_PCI_EPS 8
static void fdt_fixup_pci_liodn_offsets(void *fdt, const char *compat,
int ep_liodn_start)
{
int off, pci_idx = 0, pci_cnt = 0, i, rc;
const uint32_t *base_liodn;
uint32_t liodn_offs[CONFIG_SYS_MAX_PCI_EPS + 1] = { 0 };
/*
* Count the number of pci nodes.
* It's needed later when the interleaved liodn offsets are generated.
*/
fdt_for_each_node_by_compatible(off, fdt, -1, compat)
pci_cnt++;
fdt_for_each_node_by_compatible(off, fdt, -1, compat) {
base_liodn = fdt_getprop(fdt, off, "fsl,liodn", &rc);
if (!base_liodn) {
char path[64];
if (fdt_get_path(fdt, off, path, sizeof(path)) < 0)
strcpy(path, "(unknown)");
printf("WARNING Could not get liodn of node %s: %s\n",
path, fdt_strerror(rc));
continue;
}
for (i = 0; i < CONFIG_SYS_MAX_PCI_EPS; i++)
liodn_offs[i + 1] = ep_liodn_start +
i * pci_cnt + pci_idx - *base_liodn;
rc = fdt_setprop(fdt, off, "fsl,liodn-offset-list",
liodn_offs, sizeof(liodn_offs));
if (rc) {
char path[64];
if (fdt_get_path(fdt, off, path, sizeof(path)) < 0)
strcpy(path, "(unknown)");
printf("WARNING Unable to set fsl,liodn-offset-list for "
"node %s: %s\n", path, fdt_strerror(rc));
continue;
}
pci_idx++;
}
}
static void fdt_fixup_liodn_tbl(void *blob, struct liodn_id_table *tbl, int sz)
{
int i;
for (i = 0; i < sz; i++) {
int off;
if (tbl[i].compat == NULL)
continue;
off = fdt_node_offset_by_compat_reg(blob,
tbl[i].compat, tbl[i].compat_offset);
if (off >= 0) {
off = fdt_setprop(blob, off, "fsl,liodn",
&tbl[i].id[0],
sizeof(u32) * tbl[i].num_ids);
if (off > 0)
printf("WARNING unable to set fsl,liodn for "
"%s: %s\n",
tbl[i].compat, fdt_strerror(off));
} else {
debug("WARNING: could not set fsl,liodn for %s: %s.\n",
tbl[i].compat, fdt_strerror(off));
}
}
}
#ifdef CONFIG_SYS_DPAA_FMAN
static void fdt_fixup_liodn_tbl_fman(void *blob,
struct fman_liodn_id_table *tbl,
int sz)
{
int i;
for (i = 0; i < sz; i++) {
int off;
/* Try the new compatible first.
* If the node is missing, try the old.
*/
off = fdt_node_offset_by_compat_reg(blob,
tbl[i].compat[0], tbl[i].compat_offset);
if (off < 0)
off = fdt_node_offset_by_compat_reg(blob,
tbl[i].compat[1], tbl[i].compat_offset);
if (off >= 0) {
off = fdt_setprop(blob, off, "fsl,liodn",
&tbl[i].id[0],
sizeof(u32) * tbl[i].num_ids);
if (off > 0)
printf("WARNING unable to set fsl,liodn for FMan Port: %s\n",
fdt_strerror(off));
} else {
debug("WARNING: could not set fsl,liodn for FMan Portport: %s.\n",
fdt_strerror(off));
}
}
}
#endif
void fdt_fixup_liodn(void *blob)
{
#ifdef CONFIG_SYS_SRIO
fdt_fixup_srio_liodn(blob, srio_liodn_tbl);
#endif
fdt_fixup_liodn_tbl(blob, liodn_tbl, liodn_tbl_sz);
#ifdef CONFIG_SYS_DPAA_FMAN
fdt_fixup_liodn_tbl_fman(blob, fman1_liodn_tbl, fman1_liodn_tbl_sz);
#if (CFG_SYS_NUM_FMAN == 2)
fdt_fixup_liodn_tbl_fman(blob, fman2_liodn_tbl, fman2_liodn_tbl_sz);
#endif
#endif
fdt_fixup_liodn_tbl(blob, sec_liodn_tbl, sec_liodn_tbl_sz);
#ifdef CONFIG_SYS_FSL_RAID_ENGINE
fdt_fixup_liodn_tbl(blob, raide_liodn_tbl, raide_liodn_tbl_sz);
#endif
#ifdef CONFIG_SYS_DPAA_RMAN
fdt_fixup_liodn_tbl(blob, rman_liodn_tbl, rman_liodn_tbl_sz);
#endif
ccsr_pcix_t *pcix = (ccsr_pcix_t *)CFG_SYS_PCIE1_ADDR;
int pci_ver = pcix->ipver1 & 0xffff, liodn_base = 0;
if (pci_ver >= 0x0204) {
if (pci_ver >= 0x0300)
liodn_base = 1024;
else
liodn_base = 256;
}
if (liodn_base) {
char compat[32];
sprintf(compat, "fsl,qoriq-pcie-v%d.%d",
(pci_ver & 0xff00) >> 8, pci_ver & 0xff);
fdt_fixup_pci_liodn_offsets(blob, compat, liodn_base);
fdt_fixup_pci_liodn_offsets(blob, "fsl,qoriq-pcie", liodn_base);
}
}