rtems/rtems-libbsd
1
0
Fork 0
mirror of https://git.rtems.org/rtems-libbsd/ synced 2025-05-13 16:29:18 +08:00
Code Issues Packages Projects Releases Wiki Activity

dpaa: Use device tree throughout in BMan init

Browse Source 
Update #3277.
This commit is contained in:
Sebastian Huber 2018-01-10 13:19:01 +01:00
parent 1342fad09c
commit 95fe5b1f46
1 changed files with 26 additions and 36 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

62
linux/drivers/soc/fsl/qbman/bman_ccsr.c
View File

@ -312,55 +312,48 @@ bman_sysinit(void)
int cpu;
int ret;
int node;
int parent;
#if QORIQ_CHIP_IS_T_VARIANT(QORIQ_CHIP_VARIANT)
qoriq_reset_qman_and_bman();
qoriq_clear_ce_portal(&qoriq_bman_portal[0][0],
sizeof(qoriq_bman_portal[0]));
qoriq_clear_ci_portal(&qoriq_bman_portal[1][0],
sizeof(qoriq_bman_portal[1]));
#endif
memset(&dn, 0, sizeof(dn));
name = "fsl,bman";
node = fdt_node_offset_by_compatible(fdt, 0, name);
if (node < 0)
panic("bman: no bman in FDT");
node = fdt_node_offset_by_compatible(fdt, -1, name);
if (node >= 0) {
#if QORIQ_CHIP_IS_T_VARIANT(QORIQ_CHIP_VARIANT)
qoriq_reset_qman_and_bman();
qoriq_clear_ce_portal(&qoriq_bman_portal[0][0],
sizeof(qoriq_bman_portal[0]));
qoriq_clear_ci_portal(&qoriq_bman_portal[1][0],
sizeof(qoriq_bman_portal[1]));
#endif
dn.full_name = name;
dn.offset = node;
ret = fsl_bman_probe(&ofdev);
if (ret != 0)
panic("bman: probe failed");
dn.full_name = name;
dn.offset = node;
ret = fsl_bman_probe(&ofdev);
if (ret != 0)
panic("bman: probe failed");
}
name = "fsl,bman-portal";
node = fdt_node_offset_by_compatible(fdt, 0, name);
if (node < 0)
panic("bman: no portals in FDT");
parent = fdt_parent_offset(fdt, node);
if (parent < 0)
panic("bman: no parent of portals in FDT");
node = fdt_first_subnode(fdt, parent);
node = -1;
dn.full_name = name;
dn.offset = node;
for (cpu = 0; cpu < cpu_count; ++cpu) {
struct bm_portal_config *pcfg = &bman_configs[cpu];
struct bman_portal *portal;
struct resource res;
node = fdt_node_offset_by_compatible(fdt, node, name);
if (node < 0)
panic("bman: missing portal in FDT");
panic("bman: no affine portal for processor %i", cpu);
dn.offset = node;
ret = of_address_to_resource(&dn, 0, &res);
if (ret != 0)
panic("bman: no portal CE address");
#if QORIQ_CHIP_IS_T_VARIANT(QORIQ_CHIP_VARIANT)
pcfg->addr_virt[0] = (__iomem void *)
((uintptr_t)&qoriq_bman_portal[0][0] + (uintptr_t)res.start);
pcfg->addr_virt[0] = (__iomem void *)(uintptr_t)res.start;
#if QORIQ_CHIP_IS_T_VARIANT(QORIQ_CHIP_VARIANT) && \
!defined(QORIQ_IS_HYPERVISOR_GUEST)
BSD_ASSERT((uintptr_t)pcfg->addr_virt[0] >=
(uintptr_t)&qoriq_bman_portal[0][0]);
BSD_ASSERT((uintptr_t)pcfg->addr_virt[0] <
@ -370,9 +363,9 @@ bman_sysinit(void)
ret = of_address_to_resource(&dn, 1, &res);
if (ret != 0)
panic("bman: no portal CI address");
#if QORIQ_CHIP_IS_T_VARIANT(QORIQ_CHIP_VARIANT)
pcfg->addr_virt[1] = (__iomem void *)
((uintptr_t)&qoriq_bman_portal[0][0] + (uintptr_t)res.start);
pcfg->addr_virt[1] = (__iomem void *)(uintptr_t)res.start;
#if QORIQ_CHIP_IS_T_VARIANT(QORIQ_CHIP_VARIANT) && \
!defined(QORIQ_IS_HYPERVISOR_GUEST)
BSD_ASSERT((uintptr_t)pcfg->addr_virt[1] >=
(uintptr_t)&qoriq_bman_portal[1][0]);
BSD_ASSERT((uintptr_t)pcfg->addr_virt[1] <
@ -390,9 +383,6 @@ bman_sysinit(void)
panic("bman: cannot create portal");
bman_p_irqsource_add(portal, BM_PIRQ_RCRI);
node = fdt_next_subnode(fdt, node);
dn.offset = node;
}
}
SYSINIT(bman, SI_SUB_CPU, SI_ORDER_FIRST, bman_sysinit, NULL);