#define CMN_WP_DOWN 2
-/* r0px probably don't exist in silicon, thankfully */
+enum cmn_model {
+ CMN_ANY = -1,
+ CMN600 = 1,
+};
+
+/* CMN-600 r0px shouldn't exist in silicon, thankfully */
enum cmn_revision {
CMN600_R1P0,
CMN600_R1P1,
CMN600_R1P3,
CMN600_R2P0,
CMN600_R3P0,
+ CMN600_R3P1,
};
enum cmn_node_type {
void __iomem *base;
enum cmn_revision rev;
+ enum cmn_model model;
u8 mesh_x;
u8 mesh_y;
u16 num_xps;
struct arm_cmn_event_attr {
struct device_attribute attr;
+ enum cmn_model model;
enum cmn_node_type type;
u8 eventid;
u8 occupid;
int config;
};
-#define CMN_EVENT_ATTR(_name, _type, _eventid, _occupid) \
+#define CMN_EVENT_ATTR(_model, _name, _type, _eventid, _occupid) \
(&((struct arm_cmn_event_attr[]) {{ \
.attr = __ATTR(_name, 0444, arm_cmn_event_show, NULL), \
+ .model = _model, \
.type = _type, \
.eventid = _eventid, \
.occupid = _occupid, \
eattr = container_of(attr, typeof(*eattr), attr.attr);
type = eattr->type;
+ if (!(eattr->model & cmn->model))
+ return 0;
+
/* Watchpoints aren't nodes */
if (type == CMN_TYPE_WP)
type = CMN_TYPE_XP;
/* Revision-specific differences */
- if (cmn->rev < CMN600_R1P2) {
+ if (cmn->model == CMN600 && cmn->rev < CMN600_R1P2) {
if (type == CMN_TYPE_HNF && eattr->eventid == 0x1b)
return 0;
}
return attr->mode;
}
-#define _CMN_EVENT_DVM(_name, _event, _occup) \
- CMN_EVENT_ATTR(dn_##_name, CMN_TYPE_DVM, _event, _occup)
+#define _CMN_EVENT_DVM(_model, _name, _event, _occup) \
+ CMN_EVENT_ATTR(_model, dn_##_name, CMN_TYPE_DVM, _event, _occup)
#define CMN_EVENT_DTC(_name) \
- CMN_EVENT_ATTR(dtc_##_name, CMN_TYPE_DTC, 0, 0)
-#define _CMN_EVENT_HNF(_name, _event, _occup) \
- CMN_EVENT_ATTR(hnf_##_name, CMN_TYPE_HNF, _event, _occup)
+ CMN_EVENT_ATTR(CMN_ANY, dtc_##_name, CMN_TYPE_DTC, 0, 0)
+#define _CMN_EVENT_HNF(_model, _name, _event, _occup) \
+ CMN_EVENT_ATTR(_model, hnf_##_name, CMN_TYPE_HNF, _event, _occup)
#define CMN_EVENT_HNI(_name, _event) \
- CMN_EVENT_ATTR(hni_##_name, CMN_TYPE_HNI, _event, 0)
+ CMN_EVENT_ATTR(CMN_ANY, hni_##_name, CMN_TYPE_HNI, _event, 0)
#define __CMN_EVENT_XP(_name, _event) \
- CMN_EVENT_ATTR(mxp_##_name, CMN_TYPE_XP, _event, 0)
-#define CMN_EVENT_SBSX(_name, _event) \
- CMN_EVENT_ATTR(sbsx_##_name, CMN_TYPE_SBSX, _event, 0)
-#define CMN_EVENT_RNID(_name, _event) \
- CMN_EVENT_ATTR(rnid_##_name, CMN_TYPE_RNI, _event, 0)
-
-#define CMN_EVENT_DVM(_name, _event) \
- _CMN_EVENT_DVM(_name, _event, 0)
-#define CMN_EVENT_HNF(_name, _event) \
- _CMN_EVENT_HNF(_name, _event, 0)
+ CMN_EVENT_ATTR(CMN_ANY, mxp_##_name, CMN_TYPE_XP, _event, 0)
+#define CMN_EVENT_SBSX(_model, _name, _event) \
+ CMN_EVENT_ATTR(_model, sbsx_##_name, CMN_TYPE_SBSX, _event, 0)
+#define CMN_EVENT_RNID(_model, _name, _event) \
+ CMN_EVENT_ATTR(_model, rnid_##_name, CMN_TYPE_RNI, _event, 0)
+#define CMN_EVENT_MTSX(_name, _event) \
+ CMN_EVENT_ATTR(CMN_ANY, mtsx_##_name, CMN_TYPE_MTSX, _event, 0)
+
+#define CMN_EVENT_DVM(_model, _name, _event) \
+ _CMN_EVENT_DVM(_model, _name, _event, 0)
+#define CMN_EVENT_HNF(_model, _name, _event) \
+ _CMN_EVENT_HNF(_model, _name, _event, 0)
#define _CMN_EVENT_XP(_name, _event) \
__CMN_EVENT_XP(e_##_name, (_event) | (0 << 2)), \
__CMN_EVENT_XP(w_##_name, (_event) | (1 << 2)), \
* slot, but our lazy short-cut of using the DTM counter index for
* the PMU index as well happens to avoid that by construction.
*/
- CMN_EVENT_DVM(rxreq_dvmop, 0x01),
- CMN_EVENT_DVM(rxreq_dvmsync, 0x02),
- CMN_EVENT_DVM(rxreq_dvmop_vmid_filtered, 0x03),
- CMN_EVENT_DVM(rxreq_retried, 0x04),
- _CMN_EVENT_DVM(rxreq_trk_occupancy_all, 0x05, 0),
- _CMN_EVENT_DVM(rxreq_trk_occupancy_dvmop, 0x05, 1),
- _CMN_EVENT_DVM(rxreq_trk_occupancy_dvmsync, 0x05, 2),
-
- CMN_EVENT_HNF(cache_miss, 0x01),
- CMN_EVENT_HNF(slc_sf_cache_access, 0x02),
- CMN_EVENT_HNF(cache_fill, 0x03),
- CMN_EVENT_HNF(pocq_retry, 0x04),
- CMN_EVENT_HNF(pocq_reqs_recvd, 0x05),
- CMN_EVENT_HNF(sf_hit, 0x06),
- CMN_EVENT_HNF(sf_evictions, 0x07),
- CMN_EVENT_HNF(dir_snoops_sent, 0x08),
- CMN_EVENT_HNF(brd_snoops_sent, 0x09),
- CMN_EVENT_HNF(slc_eviction, 0x0a),
- CMN_EVENT_HNF(slc_fill_invalid_way, 0x0b),
- CMN_EVENT_HNF(mc_retries, 0x0c),
- CMN_EVENT_HNF(mc_reqs, 0x0d),
- CMN_EVENT_HNF(qos_hh_retry, 0x0e),
- _CMN_EVENT_HNF(qos_pocq_occupancy_all, 0x0f, 0),
- _CMN_EVENT_HNF(qos_pocq_occupancy_read, 0x0f, 1),
- _CMN_EVENT_HNF(qos_pocq_occupancy_write, 0x0f, 2),
- _CMN_EVENT_HNF(qos_pocq_occupancy_atomic, 0x0f, 3),
- _CMN_EVENT_HNF(qos_pocq_occupancy_stash, 0x0f, 4),
- CMN_EVENT_HNF(pocq_addrhaz, 0x10),
- CMN_EVENT_HNF(pocq_atomic_addrhaz, 0x11),
- CMN_EVENT_HNF(ld_st_swp_adq_full, 0x12),
- CMN_EVENT_HNF(cmp_adq_full, 0x13),
- CMN_EVENT_HNF(txdat_stall, 0x14),
- CMN_EVENT_HNF(txrsp_stall, 0x15),
- CMN_EVENT_HNF(seq_full, 0x16),
- CMN_EVENT_HNF(seq_hit, 0x17),
- CMN_EVENT_HNF(snp_sent, 0x18),
- CMN_EVENT_HNF(sfbi_dir_snp_sent, 0x19),
- CMN_EVENT_HNF(sfbi_brd_snp_sent, 0x1a),
- CMN_EVENT_HNF(snp_sent_untrk, 0x1b),
- CMN_EVENT_HNF(intv_dirty, 0x1c),
- CMN_EVENT_HNF(stash_snp_sent, 0x1d),
- CMN_EVENT_HNF(stash_data_pull, 0x1e),
- CMN_EVENT_HNF(snp_fwded, 0x1f),
-
- CMN_EVENT_HNI(rrt_rd_occ_cnt_ovfl, 0x20),
- CMN_EVENT_HNI(rrt_wr_occ_cnt_ovfl, 0x21),
- CMN_EVENT_HNI(rdt_rd_occ_cnt_ovfl, 0x22),
- CMN_EVENT_HNI(rdt_wr_occ_cnt_ovfl, 0x23),
- CMN_EVENT_HNI(wdb_occ_cnt_ovfl, 0x24),
- CMN_EVENT_HNI(rrt_rd_alloc, 0x25),
- CMN_EVENT_HNI(rrt_wr_alloc, 0x26),
- CMN_EVENT_HNI(rdt_rd_alloc, 0x27),
- CMN_EVENT_HNI(rdt_wr_alloc, 0x28),
- CMN_EVENT_HNI(wdb_alloc, 0x29),
- CMN_EVENT_HNI(txrsp_retryack, 0x2a),
- CMN_EVENT_HNI(arvalid_no_arready, 0x2b),
- CMN_EVENT_HNI(arready_no_arvalid, 0x2c),
- CMN_EVENT_HNI(awvalid_no_awready, 0x2d),
- CMN_EVENT_HNI(awready_no_awvalid, 0x2e),
- CMN_EVENT_HNI(wvalid_no_wready, 0x2f),
- CMN_EVENT_HNI(txdat_stall, 0x30),
- CMN_EVENT_HNI(nonpcie_serialization, 0x31),
- CMN_EVENT_HNI(pcie_serialization, 0x32),
-
- CMN_EVENT_XP(txflit_valid, 0x01),
- CMN_EVENT_XP(txflit_stall, 0x02),
- CMN_EVENT_XP(partial_dat_flit, 0x03),
+ CMN_EVENT_DVM(CMN600, rxreq_dvmop, 0x01),
+ CMN_EVENT_DVM(CMN600, rxreq_dvmsync, 0x02),
+ CMN_EVENT_DVM(CMN600, rxreq_dvmop_vmid_filtered, 0x03),
+ CMN_EVENT_DVM(CMN600, rxreq_retried, 0x04),
+ _CMN_EVENT_DVM(CMN600, rxreq_trk_occupancy_all, 0x05, 0),
+ _CMN_EVENT_DVM(CMN600, rxreq_trk_occupancy_dvmop, 0x05, 1),
+ _CMN_EVENT_DVM(CMN600, rxreq_trk_occupancy_dvmsync, 0x05, 2),
+
+ CMN_EVENT_HNF(CMN_ANY, cache_miss, 0x01),
+ CMN_EVENT_HNF(CMN_ANY, slc_sf_cache_access, 0x02),
+ CMN_EVENT_HNF(CMN_ANY, cache_fill, 0x03),
+ CMN_EVENT_HNF(CMN_ANY, pocq_retry, 0x04),
+ CMN_EVENT_HNF(CMN_ANY, pocq_reqs_recvd, 0x05),
+ CMN_EVENT_HNF(CMN_ANY, sf_hit, 0x06),
+ CMN_EVENT_HNF(CMN_ANY, sf_evictions, 0x07),
+ CMN_EVENT_HNF(CMN_ANY, dir_snoops_sent, 0x08),
+ CMN_EVENT_HNF(CMN_ANY, brd_snoops_sent, 0x09),
+ CMN_EVENT_HNF(CMN_ANY, slc_eviction, 0x0a),
+ CMN_EVENT_HNF(CMN_ANY, slc_fill_invalid_way, 0x0b),
+ CMN_EVENT_HNF(CMN_ANY, mc_retries, 0x0c),
+ CMN_EVENT_HNF(CMN_ANY, mc_reqs, 0x0d),
+ CMN_EVENT_HNF(CMN_ANY, qos_hh_retry, 0x0e),
+ _CMN_EVENT_HNF(CMN_ANY, qos_pocq_occupancy_all, 0x0f, 0),
+ _CMN_EVENT_HNF(CMN_ANY, qos_pocq_occupancy_read, 0x0f, 1),
+ _CMN_EVENT_HNF(CMN_ANY, qos_pocq_occupancy_write, 0x0f, 2),
+ _CMN_EVENT_HNF(CMN_ANY, qos_pocq_occupancy_atomic, 0x0f, 3),
+ _CMN_EVENT_HNF(CMN_ANY, qos_pocq_occupancy_stash, 0x0f, 4),
+ CMN_EVENT_HNF(CMN_ANY, pocq_addrhaz, 0x10),
+ CMN_EVENT_HNF(CMN_ANY, pocq_atomic_addrhaz, 0x11),
+ CMN_EVENT_HNF(CMN_ANY, ld_st_swp_adq_full, 0x12),
+ CMN_EVENT_HNF(CMN_ANY, cmp_adq_full, 0x13),
+ CMN_EVENT_HNF(CMN_ANY, txdat_stall, 0x14),
+ CMN_EVENT_HNF(CMN_ANY, txrsp_stall, 0x15),
+ CMN_EVENT_HNF(CMN_ANY, seq_full, 0x16),
+ CMN_EVENT_HNF(CMN_ANY, seq_hit, 0x17),
+ CMN_EVENT_HNF(CMN_ANY, snp_sent, 0x18),
+ CMN_EVENT_HNF(CMN_ANY, sfbi_dir_snp_sent, 0x19),
+ CMN_EVENT_HNF(CMN_ANY, sfbi_brd_snp_sent, 0x1a),
+ CMN_EVENT_HNF(CMN_ANY, snp_sent_untrk, 0x1b),
+ CMN_EVENT_HNF(CMN_ANY, intv_dirty, 0x1c),
+ CMN_EVENT_HNF(CMN_ANY, stash_snp_sent, 0x1d),
+ CMN_EVENT_HNF(CMN_ANY, stash_data_pull, 0x1e),
+ CMN_EVENT_HNF(CMN_ANY, snp_fwded, 0x1f),
+
+ CMN_EVENT_HNI(rrt_rd_occ_cnt_ovfl, 0x20),
+ CMN_EVENT_HNI(rrt_wr_occ_cnt_ovfl, 0x21),
+ CMN_EVENT_HNI(rdt_rd_occ_cnt_ovfl, 0x22),
+ CMN_EVENT_HNI(rdt_wr_occ_cnt_ovfl, 0x23),
+ CMN_EVENT_HNI(wdb_occ_cnt_ovfl, 0x24),
+ CMN_EVENT_HNI(rrt_rd_alloc, 0x25),
+ CMN_EVENT_HNI(rrt_wr_alloc, 0x26),
+ CMN_EVENT_HNI(rdt_rd_alloc, 0x27),
+ CMN_EVENT_HNI(rdt_wr_alloc, 0x28),
+ CMN_EVENT_HNI(wdb_alloc, 0x29),
+ CMN_EVENT_HNI(txrsp_retryack, 0x2a),
+ CMN_EVENT_HNI(arvalid_no_arready, 0x2b),
+ CMN_EVENT_HNI(arready_no_arvalid, 0x2c),
+ CMN_EVENT_HNI(awvalid_no_awready, 0x2d),
+ CMN_EVENT_HNI(awready_no_awvalid, 0x2e),
+ CMN_EVENT_HNI(wvalid_no_wready, 0x2f),
+ CMN_EVENT_HNI(txdat_stall, 0x30),
+ CMN_EVENT_HNI(nonpcie_serialization, 0x31),
+ CMN_EVENT_HNI(pcie_serialization, 0x32),
+
+ CMN_EVENT_XP(txflit_valid, 0x01),
+ CMN_EVENT_XP(txflit_stall, 0x02),
+ CMN_EVENT_XP(partial_dat_flit, 0x03),
/* We treat watchpoints as a special made-up class of XP events */
- CMN_EVENT_ATTR(watchpoint_up, CMN_TYPE_WP, 0, 0),
- CMN_EVENT_ATTR(watchpoint_down, CMN_TYPE_WP, 2, 0),
-
- CMN_EVENT_SBSX(rd_req, 0x01),
- CMN_EVENT_SBSX(wr_req, 0x02),
- CMN_EVENT_SBSX(cmo_req, 0x03),
- CMN_EVENT_SBSX(txrsp_retryack, 0x04),
- CMN_EVENT_SBSX(txdat_flitv, 0x05),
- CMN_EVENT_SBSX(txrsp_flitv, 0x06),
- CMN_EVENT_SBSX(rd_req_trkr_occ_cnt_ovfl, 0x11),
- CMN_EVENT_SBSX(wr_req_trkr_occ_cnt_ovfl, 0x12),
- CMN_EVENT_SBSX(cmo_req_trkr_occ_cnt_ovfl, 0x13),
- CMN_EVENT_SBSX(wdb_occ_cnt_ovfl, 0x14),
- CMN_EVENT_SBSX(rd_axi_trkr_occ_cnt_ovfl, 0x15),
- CMN_EVENT_SBSX(cmo_axi_trkr_occ_cnt_ovfl, 0x16),
- CMN_EVENT_SBSX(arvalid_no_arready, 0x21),
- CMN_EVENT_SBSX(awvalid_no_awready, 0x22),
- CMN_EVENT_SBSX(wvalid_no_wready, 0x23),
- CMN_EVENT_SBSX(txdat_stall, 0x24),
- CMN_EVENT_SBSX(txrsp_stall, 0x25),
-
- CMN_EVENT_RNID(s0_rdata_beats, 0x01),
- CMN_EVENT_RNID(s1_rdata_beats, 0x02),
- CMN_EVENT_RNID(s2_rdata_beats, 0x03),
- CMN_EVENT_RNID(rxdat_flits, 0x04),
- CMN_EVENT_RNID(txdat_flits, 0x05),
- CMN_EVENT_RNID(txreq_flits_total, 0x06),
- CMN_EVENT_RNID(txreq_flits_retried, 0x07),
- CMN_EVENT_RNID(rrt_occ_ovfl, 0x08),
- CMN_EVENT_RNID(wrt_occ_ovfl, 0x09),
- CMN_EVENT_RNID(txreq_flits_replayed, 0x0a),
- CMN_EVENT_RNID(wrcancel_sent, 0x0b),
- CMN_EVENT_RNID(s0_wdata_beats, 0x0c),
- CMN_EVENT_RNID(s1_wdata_beats, 0x0d),
- CMN_EVENT_RNID(s2_wdata_beats, 0x0e),
- CMN_EVENT_RNID(rrt_alloc, 0x0f),
- CMN_EVENT_RNID(wrt_alloc, 0x10),
- CMN_EVENT_RNID(rdb_unord, 0x11),
- CMN_EVENT_RNID(rdb_replay, 0x12),
- CMN_EVENT_RNID(rdb_hybrid, 0x13),
- CMN_EVENT_RNID(rdb_ord, 0x14),
+ CMN_EVENT_ATTR(CMN_ANY, watchpoint_up, CMN_TYPE_WP, CMN_WP_UP, 0),
+ CMN_EVENT_ATTR(CMN_ANY, watchpoint_down, CMN_TYPE_WP, CMN_WP_DOWN, 0),
+
+ CMN_EVENT_SBSX(CMN_ANY, rd_req, 0x01),
+ CMN_EVENT_SBSX(CMN_ANY, wr_req, 0x02),
+ CMN_EVENT_SBSX(CMN_ANY, cmo_req, 0x03),
+ CMN_EVENT_SBSX(CMN_ANY, txrsp_retryack, 0x04),
+ CMN_EVENT_SBSX(CMN_ANY, txdat_flitv, 0x05),
+ CMN_EVENT_SBSX(CMN_ANY, txrsp_flitv, 0x06),
+ CMN_EVENT_SBSX(CMN_ANY, rd_req_trkr_occ_cnt_ovfl, 0x11),
+ CMN_EVENT_SBSX(CMN_ANY, wr_req_trkr_occ_cnt_ovfl, 0x12),
+ CMN_EVENT_SBSX(CMN_ANY, cmo_req_trkr_occ_cnt_ovfl, 0x13),
+ CMN_EVENT_SBSX(CMN_ANY, wdb_occ_cnt_ovfl, 0x14),
+ CMN_EVENT_SBSX(CMN_ANY, rd_axi_trkr_occ_cnt_ovfl, 0x15),
+ CMN_EVENT_SBSX(CMN_ANY, cmo_axi_trkr_occ_cnt_ovfl, 0x16),
+ CMN_EVENT_SBSX(CMN_ANY, arvalid_no_arready, 0x21),
+ CMN_EVENT_SBSX(CMN_ANY, awvalid_no_awready, 0x22),
+ CMN_EVENT_SBSX(CMN_ANY, wvalid_no_wready, 0x23),
+ CMN_EVENT_SBSX(CMN_ANY, txdat_stall, 0x24),
+ CMN_EVENT_SBSX(CMN_ANY, txrsp_stall, 0x25),
+
+ CMN_EVENT_RNID(CMN_ANY, s0_rdata_beats, 0x01),
+ CMN_EVENT_RNID(CMN_ANY, s1_rdata_beats, 0x02),
+ CMN_EVENT_RNID(CMN_ANY, s2_rdata_beats, 0x03),
+ CMN_EVENT_RNID(CMN_ANY, rxdat_flits, 0x04),
+ CMN_EVENT_RNID(CMN_ANY, txdat_flits, 0x05),
+ CMN_EVENT_RNID(CMN_ANY, txreq_flits_total, 0x06),
+ CMN_EVENT_RNID(CMN_ANY, txreq_flits_retried, 0x07),
+ CMN_EVENT_RNID(CMN_ANY, rrt_occ_ovfl, 0x08),
+ CMN_EVENT_RNID(CMN_ANY, wrt_occ_ovfl, 0x09),
+ CMN_EVENT_RNID(CMN_ANY, txreq_flits_replayed, 0x0a),
+ CMN_EVENT_RNID(CMN_ANY, wrcancel_sent, 0x0b),
+ CMN_EVENT_RNID(CMN_ANY, s0_wdata_beats, 0x0c),
+ CMN_EVENT_RNID(CMN_ANY, s1_wdata_beats, 0x0d),
+ CMN_EVENT_RNID(CMN_ANY, s2_wdata_beats, 0x0e),
+ CMN_EVENT_RNID(CMN_ANY, rrt_alloc, 0x0f),
+ CMN_EVENT_RNID(CMN_ANY, wrt_alloc, 0x10),
+ CMN_EVENT_RNID(CMN600, rdb_unord, 0x11),
+ CMN_EVENT_RNID(CMN600, rdb_replay, 0x12),
+ CMN_EVENT_RNID(CMN600, rdb_hybrid, 0x13),
+ CMN_EVENT_RNID(CMN600, rdb_ord, 0x14),
NULL
};
int i, j;
size_t sz;
- cfg_region = cmn->base + rgn_offset;
- reg = readl_relaxed(cfg_region + CMN_CFGM_PERIPH_ID_2);
- cmn->rev = FIELD_GET(CMN_CFGM_PID2_REVISION, reg);
- dev_dbg(cmn->dev, "periph_id_2 revision: %d\n", cmn->rev);
-
arm_cmn_init_node_info(cmn, rgn_offset, &cfg);
if (cfg.type != CMN_TYPE_CFG)
return -ENODEV;
+ cfg_region = cmn->base + rgn_offset;
+ reg = readl_relaxed(cfg_region + CMN_CFGM_PERIPH_ID_2);
+ cmn->rev = FIELD_GET(CMN_CFGM_PID2_REVISION, reg);
+
reg = readq_relaxed(cfg_region + CMN_CHILD_INFO);
child_count = FIELD_GET(CMN_CI_CHILD_COUNT, reg);
child_poff = FIELD_GET(CMN_CI_CHILD_PTR_OFFSET, reg);
cmn->mesh_x = cmn->num_xps;
cmn->mesh_y = cmn->num_xps / cmn->mesh_x;
+ dev_dbg(cmn->dev, "model %d, periph_id_2 revision %d\n", cmn->model, cmn->rev);
dev_dbg(cmn->dev, "mesh %dx%d, ID width %d\n",
cmn->mesh_x, cmn->mesh_y, arm_cmn_xyidbits(cmn));
return 0;
}
-static int arm_cmn_acpi_probe(struct platform_device *pdev, struct arm_cmn *cmn)
+static int arm_cmn600_acpi_probe(struct platform_device *pdev, struct arm_cmn *cmn)
{
struct resource *cfg, *root;
return root->start - cfg->start;
}
-static int arm_cmn_of_probe(struct platform_device *pdev, struct arm_cmn *cmn)
+static int arm_cmn600_of_probe(struct device_node *np)
{
- struct device_node *np = pdev->dev.of_node;
u32 rootnode;
- int ret;
- cmn->base = devm_platform_ioremap_resource(pdev, 0);
- if (IS_ERR(cmn->base))
- return PTR_ERR(cmn->base);
-
- ret = of_property_read_u32(np, "arm,root-node", &rootnode);
- if (ret)
- return ret;
-
- return rootnode;
+ return of_property_read_u32(np, "arm,root-node", &rootnode) ?: rootnode;
}
static int arm_cmn_probe(struct platform_device *pdev)
return -ENOMEM;
cmn->dev = &pdev->dev;
+ cmn->model = (unsigned long)device_get_match_data(cmn->dev);
platform_set_drvdata(pdev, cmn);
- if (has_acpi_companion(cmn->dev))
- rootnode = arm_cmn_acpi_probe(pdev, cmn);
- else
- rootnode = arm_cmn_of_probe(pdev, cmn);
+ if (cmn->model == CMN600 && has_acpi_companion(cmn->dev)) {
+ rootnode = arm_cmn600_acpi_probe(pdev, cmn);
+ } else {
+ rootnode = 0;
+ cmn->base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(cmn->base))
+ return PTR_ERR(cmn->base);
+ if (cmn->model == CMN600)
+ rootnode = arm_cmn600_of_probe(pdev->dev.of_node);
+ }
if (rootnode < 0)
return rootnode;
#ifdef CONFIG_OF
static const struct of_device_id arm_cmn_of_match[] = {
- { .compatible = "arm,cmn-600", },
+ { .compatible = "arm,cmn-600", .data = (void *)CMN600 },
{}
};
MODULE_DEVICE_TABLE(of, arm_cmn_of_match);
#ifdef CONFIG_ACPI
static const struct acpi_device_id arm_cmn_acpi_match[] = {
- { "ARMHC600", },
+ { "ARMHC600", CMN600 },
{}
};
MODULE_DEVICE_TABLE(acpi, arm_cmn_acpi_match);
projects / linux-2.6-microblaze.git / commitdiff