| /* |
| * Copyright 2008-2011 Freescale Semiconductor, Inc. |
| * |
| * 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/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); |
| } |
| } |
| |
| static void setup_sec_liodn_base(void) |
| { |
| ccsr_sec_t *sec = (void *)CONFIG_SYS_FSL_SEC_ADDR; |
| u32 base; |
| |
| if (!IS_E_PROCESSOR(get_svr())) |
| return; |
| |
| /* QILCR[QSLOM] */ |
| out_be32(&sec->qilcr_ms, 0x3ff<<16); |
| |
| base = (liodn_bases[FSL_HW_PORTAL_SEC].id[0] << 16) | |
| liodn_bases[FSL_HW_PORTAL_SEC].id[1]; |
| |
| out_be32(&sec->qilcr_ls, base); |
| } |
| |
| #ifdef CONFIG_SYS_DPAA_FMAN |
| static void setup_fman_liodn_base(enum fsl_dpaa_dev dev, |
| struct liodn_id_table *tbl, int size) |
| { |
| int i; |
| ccsr_fman_t *fm; |
| u32 base; |
| |
| switch(dev) { |
| case FSL_HW_PORTAL_FMAN1: |
| fm = (void *)CONFIG_SYS_FSL_FM1_ADDR; |
| break; |
| |
| #if (CONFIG_SYS_NUM_FMAN == 2) |
| case FSL_HW_PORTAL_FMAN2: |
| fm = (void *)CONFIG_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 *)CONFIG_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 *)CONFIG_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 *)CONFIG_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 *)CONFIG_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_liodn(fman1_liodn_tbl, fman1_liodn_tbl_sz); |
| setup_fman_liodn_base(FSL_HW_PORTAL_FMAN1, fman1_liodn_tbl, |
| fman1_liodn_tbl_sz); |
| |
| #if (CONFIG_SYS_NUM_FMAN == 2) |
| set_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 |
| #define CONFIG_SYS_PCI_EP_LIODN_START 256 |
| |
| static void fdt_fixup_pci_liodn_offsets(void *fdt, const char *compat) |
| { |
| 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. |
| */ |
| off = fdt_node_offset_by_compatible(fdt, -1, compat); |
| while (off != -FDT_ERR_NOTFOUND) { |
| pci_cnt++; |
| off = fdt_node_offset_by_compatible(fdt, off, compat); |
| } |
| |
| for (off = fdt_node_offset_by_compatible(fdt, -1, compat); |
| off != -FDT_ERR_NOTFOUND; |
| off = fdt_node_offset_by_compatible(fdt, off, 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] = CONFIG_SYS_PCI_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)); |
| } |
| } |
| } |
| |
| 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(blob, fman1_liodn_tbl, fman1_liodn_tbl_sz); |
| #if (CONFIG_SYS_NUM_FMAN == 2) |
| fdt_fixup_liodn_tbl(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 |
| |
| fdt_fixup_pci_liodn_offsets(blob, "fsl,qoriq-pcie-v2.4"); |
| } |