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-rw-r--r--arch/sh/drivers/pci/pcie-sh7786.c112
-rw-r--r--arch/sh/drivers/pci/pcie-sh7786.h38
2 files changed, 63 insertions, 87 deletions
diff --git a/arch/sh/drivers/pci/pcie-sh7786.c b/arch/sh/drivers/pci/pcie-sh7786.c
index feac1fef21e..95d095f26d6 100644
--- a/arch/sh/drivers/pci/pcie-sh7786.c
+++ b/arch/sh/drivers/pci/pcie-sh7786.c
@@ -1,7 +1,7 @@
/*
* Low-Level PCI Express Support for the SH7786
*
- * Copyright (C) 2009 Paul Mundt
+ * Copyright (C) 2009 - 2010 Paul Mundt
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
@@ -30,60 +30,84 @@ static struct sh7786_pcie_hwops {
int (*port_init_hw)(struct sh7786_pcie_port *port);
} *sh7786_pcie_hwops;
-static struct resource sh7786_pci_32bit_mem_resources[] = {
+static struct resource sh7786_pci0_resources[] = {
{
- .name = "pci0_mem",
- .start = SH4A_PCIMEM_BASEA,
- .end = SH4A_PCIMEM_BASEA + SZ_64M - 1,
- .flags = IORESOURCE_MEM,
+ .name = "PCIe0 IO",
+ .start = 0xfd000000,
+ .end = 0xfd000000 + SZ_8M - 1,
+ .flags = IORESOURCE_IO,
}, {
- .name = "pci1_mem",
- .start = SH4A_PCIMEM_BASEA1,
- .end = SH4A_PCIMEM_BASEA1 + SZ_64M - 1,
- .flags = IORESOURCE_MEM,
+ .name = "PCIe0 MEM 0",
+ .start = 0xc0000000,
+ .end = 0xc0000000 + SZ_512M - 1,
+ .flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT,
}, {
- .name = "pci2_mem",
- .start = SH4A_PCIMEM_BASEA2,
- .end = SH4A_PCIMEM_BASEA2 + SZ_64M - 1,
+ .name = "PCIe0 MEM 1",
+ .start = 0x10000000,
+ .end = 0x10000000 + SZ_64M - 1,
.flags = IORESOURCE_MEM,
+ }, {
+ .name = "PCIe0 MEM 2",
+ .start = 0xfe100000,
+ .end = 0xfe100000 + SZ_1M - 1,
},
};
-static struct resource sh7786_pci_29bit_mem_resource = {
- .start = SH4A_PCIMEM_BASE,
- .end = SH4A_PCIMEM_BASE + SZ_64M - 1,
- .flags = IORESOURCE_MEM,
+static struct resource sh7786_pci1_resources[] = {
+ {
+ .name = "PCIe1 IO",
+ .start = 0xfd800000,
+ .end = 0xfd800000 + SZ_8M - 1,
+ .flags = IORESOURCE_IO,
+ }, {
+ .name = "PCIe1 MEM 0",
+ .start = 0xa0000000,
+ .end = 0xa0000000 + SZ_512M - 1,
+ .flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT,
+ }, {
+ .name = "PCIe1 MEM 1",
+ .start = 0x30000000,
+ .end = 0x30000000 + SZ_256M - 1,
+ .flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT,
+ }, {
+ .name = "PCIe1 MEM 2",
+ .start = 0xfe300000,
+ .end = 0xfe300000 + SZ_1M - 1,
+ },
};
-static struct resource sh7786_pci_io_resources[] = {
+static struct resource sh7786_pci2_resources[] = {
{
- .name = "pci0_io",
- .start = SH4A_PCIIO_BASE,
- .end = SH4A_PCIIO_BASE + SZ_8M - 1,
- .flags = IORESOURCE_IO,
+ .name = "PCIe2 IO",
+ .start = 0xfc800000,
+ .end = 0xfc800000 + SZ_4M - 1,
}, {
- .name = "pci1_io",
- .start = SH4A_PCIIO_BASE1,
- .end = SH4A_PCIIO_BASE1 + SZ_8M - 1,
- .flags = IORESOURCE_IO,
+ .name = "PCIe2 MEM 0",
+ .start = 0x80000000,
+ .end = 0x80000000 + SZ_512M - 1,
+ .flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT,
}, {
- .name = "pci2_io",
- .start = SH4A_PCIIO_BASE2,
- .end = SH4A_PCIIO_BASE2 + SZ_4M - 1,
- .flags = IORESOURCE_IO,
+ .name = "PCIe2 MEM 1",
+ .start = 0x20000000,
+ .end = 0x20000000 + SZ_256M - 1,
+ .flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT,
+ }, {
+ .name = "PCIe2 MEM 2",
+ .start = 0xfcd00000,
+ .end = 0xfcd00000 + SZ_1M - 1,
},
};
extern struct pci_ops sh7786_pci_ops;
-#define DEFINE_CONTROLLER(start, idx) \
-{ \
- .pci_ops = &sh7786_pci_ops, \
- .reg_base = start, \
- /* mem_resource filled in at probe time */ \
- .mem_offset = 0, \
- .io_resource = &sh7786_pci_io_resources[idx], \
- .io_offset = 0, \
+#define DEFINE_CONTROLLER(start, idx) \
+{ \
+ .pci_ops = &sh7786_pci_ops, \
+ .resources = sh7786_pci##idx##_resources, \
+ .nr_resources = ARRAY_SIZE(sh7786_pci##idx##_resources), \
+ .reg_base = start, \
+ .mem_offset = 0, \
+ .io_offset = 0, \
}
static struct pci_channel sh7786_pci_channels[] = {
@@ -330,17 +354,7 @@ static int __init sh7786_pcie_init(void)
port->index = i;
port->hose = sh7786_pci_channels + i;
- port->hose->io_map_base = port->hose->io_resource->start;
-
- /*
- * Check if we are booting in 29 or 32-bit mode
- *
- * 32-bit mode provides each controller with its own
- * memory window, while 29-bit mode uses a shared one.
- */
- port->hose->mem_resource = test_mode_pin(MODE_PIN10) ?
- &sh7786_pci_32bit_mem_resources[i] :
- &sh7786_pci_29bit_mem_resource;
+ port->hose->io_map_base = port->hose->resources[0].start;
ret |= sh7786_pcie_hwops->port_init_hw(port);
}
diff --git a/arch/sh/drivers/pci/pcie-sh7786.h b/arch/sh/drivers/pci/pcie-sh7786.h
index c655290a775..6666ea29cba 100644
--- a/arch/sh/drivers/pci/pcie-sh7786.h
+++ b/arch/sh/drivers/pci/pcie-sh7786.h
@@ -30,47 +30,9 @@
* for other(Max Payload Size=4096B,PCIIO_SIZE=8M)
*/
-/* PCI0-0: PCI I/O space */
-#define SH4A_PCIIO_BASE 0xFD000000 /* PCI I/O for controller 0 */
-#define SH4A_PCIIO_BASE1 0xFD800000 /* PCI I/O for controller 1 (Rev1.14)*/
-#define SH4A_PCIIO_BASE2 0xFC800000 /* PCI I/O for controller 2 (Rev1.171)*/
-
-#define SH4A_PCIIO_SIZE64 0x00010000 /* PLX allows only 64K */
-#define SH4A_PCIIO_SIZE 0x00800000 /* 8M */
-#define SH4A_PCIIO_SIZE2 0x00400000 /* 4M (Rev1.171)*/
-
-/* PCI0-1: PCI memory space 29-bit address */
-#define SH4A_PCIMEM_BASE 0x10000000
-#define SH4A_PCIMEM_SIZE 0x04000000 /* 64M */
-
-/* PCI0-2: PCI memory space 32-bit address */
-#define SH4A_PCIMEM_BASEA 0xC0000000 /* for controller 0 */
-#define SH4A_PCIMEM_BASEA1 0xA0000000 /* for controller 1 (Rev1.14)*/
-#define SH4A_PCIMEM_BASEA2 0x80000000 /* for controller 2 (Rev1.171)*/
-#define SH4A_PCIMEM_SIZEA 0x20000000 /* 512M */
-
/* PCI0: PCI memory target transfer 32-bit address translation value(Rev1.11T)*/
#define SH4A_PCIBMSTR_TRANSLATION 0x20000000
-#define SH4A_PCI_DEVICE_ID 0x0002
-#define SH4A_PCI_VENDOR_ID 0x1912
-
-// PCI compatible 000-03f
-#define PCI_CMD 0x004
-#define PCI_RID 0x008
-#define PCI_IBAR 0x010
-#define PCI_MBAR0 0x014
-#define PCI_MBAR1 0x018
-
-/* PCI power management/MSI/capablity 040-0ff */
-/* PCIE extended 100-fff */
-
-/* SH7786 device identification */ // Rev1.171
-#define SH4A_PVR (0xFF000030)
-#define SH4A_PVR_SHX3 (0x10400000)
-#define SH4A_PRR (0xFF000044)
-#define SH4A_PRR_SH7786 (0x00000400) // Rev1.171
-
/* SPVCR0 */
#define SH4A_PCIEVCR0 (0x000000) /* R - 0x0000 0000 32 */
#define BITS_TOP_MB (24)
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-26 07:13:09 +0000