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-rw-r--r--arch/arm/mach-mv78xx0/addr-map.c3
-rw-r--r--arch/arm/mach-mv78xx0/common.c5
-rw-r--r--arch/arm/mach-mv78xx0/include/mach/io.h24
-rw-r--r--arch/arm/mach-mv78xx0/include/mach/mv78xx0.h21
-rw-r--r--arch/arm/mach-mv78xx0/pcie.c110
5 files changed, 45 insertions, 118 deletions
diff --git a/arch/arm/mach-mv78xx0/addr-map.c b/arch/arm/mach-mv78xx0/addr-map.c
index a9bc84180d21..137e479d15a0 100644
--- a/arch/arm/mach-mv78xx0/addr-map.c
+++ b/arch/arm/mach-mv78xx0/addr-map.c
@@ -13,6 +13,7 @@
#include <linux/mbus.h>
#include <linux/io.h>
#include <plat/addr-map.h>
+#include <mach/mv78xx0.h>
#include "common.h"
/*
@@ -81,7 +82,7 @@ void __init mv78xx0_setup_pcie_io_win(int window, u32 base, u32 size,
int maj, int min)
{
orion_setup_cpu_win(&addr_map_cfg, window, base, size,
- TARGET_PCIE(maj), ATTR_PCIE_IO(min), -1);
+ TARGET_PCIE(maj), ATTR_PCIE_IO(min), 0);
}
void __init mv78xx0_setup_pcie_mem_win(int window, u32 base, u32 size,
diff --git a/arch/arm/mach-mv78xx0/common.c b/arch/arm/mach-mv78xx0/common.c
index 3057f7d4329a..6b0c38735527 100644
--- a/arch/arm/mach-mv78xx0/common.c
+++ b/arch/arm/mach-mv78xx0/common.c
@@ -135,11 +135,6 @@ static struct map_desc mv78xx0_io_desc[] __initdata = {
.length = MV78XX0_CORE_REGS_SIZE,
.type = MT_DEVICE,
}, {
- .virtual = MV78XX0_PCIE_IO_VIRT_BASE(0),
- .pfn = __phys_to_pfn(MV78XX0_PCIE_IO_PHYS_BASE(0)),
- .length = MV78XX0_PCIE_IO_SIZE * 8,
- .type = MT_DEVICE,
- }, {
.virtual = MV78XX0_REGS_VIRT_BASE,
.pfn = __phys_to_pfn(MV78XX0_REGS_PHYS_BASE),
.length = MV78XX0_REGS_SIZE,
diff --git a/arch/arm/mach-mv78xx0/include/mach/io.h b/arch/arm/mach-mv78xx0/include/mach/io.h
deleted file mode 100644
index c7d9d00d8fc1..000000000000
--- a/arch/arm/mach-mv78xx0/include/mach/io.h
+++ /dev/null
@@ -1,24 +0,0 @@
-/*
- * arch/arm/mach-mv78xx0/include/mach/io.h
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2. This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- */
-
-#ifndef __ASM_ARCH_IO_H
-#define __ASM_ARCH_IO_H
-
-#include "mv78xx0.h"
-
-#define IO_SPACE_LIMIT 0xffffffff
-
-static inline void __iomem *__io(unsigned long addr)
-{
- return (void __iomem *)((addr - MV78XX0_PCIE_IO_PHYS_BASE(0))
- + MV78XX0_PCIE_IO_VIRT_BASE(0));
-}
-
-#define __io(a) __io(a)
-
-#endif
diff --git a/arch/arm/mach-mv78xx0/include/mach/mv78xx0.h b/arch/arm/mach-mv78xx0/include/mach/mv78xx0.h
index e807c4c52a0b..bd03fed1128e 100644
--- a/arch/arm/mach-mv78xx0/include/mach/mv78xx0.h
+++ b/arch/arm/mach-mv78xx0/include/mach/mv78xx0.h
@@ -29,15 +29,15 @@
*
* virt phys size
* fe400000 f102x000 16K core-specific peripheral registers
- * fe700000 f0800000 1M PCIe #0 I/O space
- * fe800000 f0900000 1M PCIe #1 I/O space
- * fe900000 f0a00000 1M PCIe #2 I/O space
- * fea00000 f0b00000 1M PCIe #3 I/O space
- * feb00000 f0c00000 1M PCIe #4 I/O space
- * fec00000 f0d00000 1M PCIe #5 I/O space
- * fed00000 f0e00000 1M PCIe #6 I/O space
- * fee00000 f0f00000 1M PCIe #7 I/O space
- * fef00000 f1000000 1M on-chip peripheral registers
+ * fee00000 f0800000 64K PCIe #0 I/O space
+ * fee10000 f0900000 64K PCIe #1 I/O space
+ * fee20000 f0a00000 64K PCIe #2 I/O space
+ * fee30000 f0b00000 64K PCIe #3 I/O space
+ * fee40000 f0c00000 64K PCIe #4 I/O space
+ * fee50000 f0d00000 64K PCIe #5 I/O space
+ * fee60000 f0e00000 64K PCIe #6 I/O space
+ * fee70000 f0f00000 64K PCIe #7 I/O space
+ * fd000000 f1000000 1M on-chip peripheral registers
*/
#define MV78XX0_CORE0_REGS_PHYS_BASE 0xf1020000
#define MV78XX0_CORE1_REGS_PHYS_BASE 0xf1024000
@@ -46,11 +46,10 @@
#define MV78XX0_CORE_REGS_SIZE SZ_16K
#define MV78XX0_PCIE_IO_PHYS_BASE(i) (0xf0800000 + ((i) << 20))
-#define MV78XX0_PCIE_IO_VIRT_BASE(i) (0xfe700000 + ((i) << 20))
#define MV78XX0_PCIE_IO_SIZE SZ_1M
#define MV78XX0_REGS_PHYS_BASE 0xf1000000
-#define MV78XX0_REGS_VIRT_BASE 0xfef00000
+#define MV78XX0_REGS_VIRT_BASE 0xfd000000
#define MV78XX0_REGS_SIZE SZ_1M
#define MV78XX0_PCIE_MEM_PHYS_BASE 0xc0000000
diff --git a/arch/arm/mach-mv78xx0/pcie.c b/arch/arm/mach-mv78xx0/pcie.c
index 2e56e86b6d68..26a059b4f472 100644
--- a/arch/arm/mach-mv78xx0/pcie.c
+++ b/arch/arm/mach-mv78xx0/pcie.c
@@ -15,6 +15,7 @@
#include <asm/mach/pci.h>
#include <plat/pcie.h>
#include <plat/addr-map.h>
+#include <mach/mv78xx0.h>
#include "common.h"
struct pcie_port {
@@ -23,16 +24,13 @@ struct pcie_port {
u8 root_bus_nr;
void __iomem *base;
spinlock_t conf_lock;
- char io_space_name[16];
char mem_space_name[16];
- struct resource res[2];
+ struct resource res;
};
static struct pcie_port pcie_port[8];
static int num_pcie_ports;
static struct resource pcie_io_space;
-static struct resource pcie_mem_space;
-
void __init mv78xx0_pcie_id(u32 *dev, u32 *rev)
{
@@ -40,102 +38,59 @@ void __init mv78xx0_pcie_id(u32 *dev, u32 *rev)
*rev = orion_pcie_rev((void __iomem *)PCIE00_VIRT_BASE);
}
+u32 pcie_port_size[8] = {
+ 0,
+ 0x30000000,
+ 0x10000000,
+ 0x10000000,
+ 0x08000000,
+ 0x08000000,
+ 0x08000000,
+ 0x04000000,
+};
+
static void __init mv78xx0_pcie_preinit(void)
{
int i;
u32 size_each;
u32 start;
- int win;
+ int win = 0;
pcie_io_space.name = "PCIe I/O Space";
pcie_io_space.start = MV78XX0_PCIE_IO_PHYS_BASE(0);
pcie_io_space.end =
MV78XX0_PCIE_IO_PHYS_BASE(0) + MV78XX0_PCIE_IO_SIZE * 8 - 1;
- pcie_io_space.flags = IORESOURCE_IO;
+ pcie_io_space.flags = IORESOURCE_MEM;
if (request_resource(&iomem_resource, &pcie_io_space))
panic("can't allocate PCIe I/O space");
- pcie_mem_space.name = "PCIe MEM Space";
- pcie_mem_space.start = MV78XX0_PCIE_MEM_PHYS_BASE;
- pcie_mem_space.end =
- MV78XX0_PCIE_MEM_PHYS_BASE + MV78XX0_PCIE_MEM_SIZE - 1;
- pcie_mem_space.flags = IORESOURCE_MEM;
- if (request_resource(&iomem_resource, &pcie_mem_space))
- panic("can't allocate PCIe MEM space");
+ if (num_pcie_ports > 7)
+ panic("invalid number of PCIe ports");
+
+ size_each = pcie_port_size[num_pcie_ports];
+ start = MV78XX0_PCIE_MEM_PHYS_BASE;
for (i = 0; i < num_pcie_ports; i++) {
struct pcie_port *pp = pcie_port + i;
- snprintf(pp->io_space_name, sizeof(pp->io_space_name),
- "PCIe %d.%d I/O", pp->maj, pp->min);
- pp->io_space_name[sizeof(pp->io_space_name) - 1] = 0;
- pp->res[0].name = pp->io_space_name;
- pp->res[0].start = MV78XX0_PCIE_IO_PHYS_BASE(i);
- pp->res[0].end = pp->res[0].start + MV78XX0_PCIE_IO_SIZE - 1;
- pp->res[0].flags = IORESOURCE_IO;
-
snprintf(pp->mem_space_name, sizeof(pp->mem_space_name),
"PCIe %d.%d MEM", pp->maj, pp->min);
pp->mem_space_name[sizeof(pp->mem_space_name) - 1] = 0;
- pp->res[1].name = pp->mem_space_name;
- pp->res[1].flags = IORESOURCE_MEM;
- }
-
- switch (num_pcie_ports) {
- case 0:
- size_each = 0;
- break;
-
- case 1:
- size_each = 0x30000000;
- break;
-
- case 2 ... 3:
- size_each = 0x10000000;
- break;
-
- case 4 ... 6:
- size_each = 0x08000000;
- break;
-
- case 7:
- size_each = 0x04000000;
- break;
-
- default:
- panic("invalid number of PCIe ports");
- }
-
- start = MV78XX0_PCIE_MEM_PHYS_BASE;
- for (i = 0; i < num_pcie_ports; i++) {
- struct pcie_port *pp = pcie_port + i;
-
- pp->res[1].start = start;
- pp->res[1].end = start + size_each - 1;
+ pp->res.name = pp->mem_space_name;
+ pp->res.flags = IORESOURCE_MEM;
+ pp->res.start = start;
+ pp->res.end = start + size_each - 1;
start += size_each;
- }
-
- for (i = 0; i < num_pcie_ports; i++) {
- struct pcie_port *pp = pcie_port + i;
- if (request_resource(&pcie_io_space, &pp->res[0]))
- panic("can't allocate PCIe I/O sub-space");
-
- if (request_resource(&pcie_mem_space, &pp->res[1]))
+ if (request_resource(&iomem_resource, &pp->res))
panic("can't allocate PCIe MEM sub-space");
- }
- win = 0;
- for (i = 0; i < num_pcie_ports; i++) {
- struct pcie_port *pp = pcie_port + i;
+ mv78xx0_setup_pcie_mem_win(win + i + 8, pp->res.start,
+ resource_size(&pp->res),
+ pp->maj, pp->min);
- mv78xx0_setup_pcie_io_win(win++, pp->res[0].start,
- resource_size(&pp->res[0]),
+ mv78xx0_setup_pcie_io_win(win + i, i * SZ_64K, SZ_64K,
pp->maj, pp->min);
-
- mv78xx0_setup_pcie_mem_win(win++, pp->res[1].start,
- resource_size(&pp->res[1]),
- pp->maj, pp->min);
}
}
@@ -156,8 +111,9 @@ static int __init mv78xx0_pcie_setup(int nr, struct pci_sys_data *sys)
orion_pcie_set_local_bus_nr(pp->base, sys->busnr);
orion_pcie_setup(pp->base);
- pci_add_resource_offset(&sys->resources, &pp->res[0], sys->io_offset);
- pci_add_resource_offset(&sys->resources, &pp->res[1], sys->mem_offset);
+ pci_ioremap_io(nr * SZ_64K, MV78XX0_PCIE_IO_PHYS_BASE(nr));
+
+ pci_add_resource_offset(&sys->resources, &pp->res, sys->mem_offset);
return 1;
}
@@ -281,7 +237,7 @@ static void __init add_pcie_port(int maj, int min, unsigned long base)
pp->root_bus_nr = -1;
pp->base = (void __iomem *)base;
spin_lock_init(&pp->conf_lock);
- memset(pp->res, 0, sizeof(pp->res));
+ memset(&pp->res, 0, sizeof(pp->res));
} else {
printk("link down, ignoring\n");
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-23 20:29:51 +0000