summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-orion5x
diff options
context:
space:
mode:
authorLachlan McIlroy <lachlan@redback.melbourne.sgi.com>2008-05-19 15:09:05 +1000
committerLachlan McIlroy <lachlan@redback.melbourne.sgi.com>2008-05-19 15:09:05 +1000
commitc203e45f069af47ca7623e4dcd8c00bfba2722e4 (patch)
tree4563115b6565dcfd97015c1c9366fb3d07cabf19 /arch/arm/mach-orion5x
parenta94477da38e0b261a7ecea71f4c95a3bcd5be69c (diff)
parentb8291ad07a7f3b5b990900f0001198ac23ba893e (diff)
downloadblackbird-op-linux-c203e45f069af47ca7623e4dcd8c00bfba2722e4.tar.gz
blackbird-op-linux-c203e45f069af47ca7623e4dcd8c00bfba2722e4.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into for-linus
Diffstat (limited to 'arch/arm/mach-orion5x')
-rw-r--r--arch/arm/mach-orion5x/addr-map.c70
-rw-r--r--arch/arm/mach-orion5x/common.c17
-rw-r--r--arch/arm/mach-orion5x/common.h4
-rw-r--r--arch/arm/mach-orion5x/db88f5281-setup.c15
-rw-r--r--arch/arm/mach-orion5x/dns323-setup.c26
-rw-r--r--arch/arm/mach-orion5x/kurobox_pro-setup.c22
-rw-r--r--arch/arm/mach-orion5x/pci.c20
-rw-r--r--arch/arm/mach-orion5x/rd88f5182-setup.c15
-rw-r--r--arch/arm/mach-orion5x/ts209-setup.c16
9 files changed, 85 insertions, 120 deletions
diff --git a/arch/arm/mach-orion5x/addr-map.c b/arch/arm/mach-orion5x/addr-map.c
index 6b179371e0a2..e63fb05dc893 100644
--- a/arch/arm/mach-orion5x/addr-map.c
+++ b/arch/arm/mach-orion5x/addr-map.c
@@ -19,14 +19,14 @@
/*
* The Orion has fully programable address map. There's a separate address
- * map for each of the device _master_ interfaces, e.g. CPU, PCI, PCIE, USB,
+ * map for each of the device _master_ interfaces, e.g. CPU, PCI, PCIe, USB,
* Gigabit Ethernet, DMA/XOR engines, etc. Each interface has its own
* address decode windows that allow it to access any of the Orion resources.
*
* CPU address decoding --
* Linux assumes that it is the boot loader that already setup the access to
* DDR and internal registers.
- * Setup access to PCI and PCI-E IO/MEM space is issued by this file.
+ * Setup access to PCI and PCIe IO/MEM space is issued by this file.
* Setup access to various devices located on the device bus interface (e.g.
* flashes, RTC, etc) should be issued by machine-setup.c according to
* specific board population (by using orion5x_setup_*_win()).
@@ -34,11 +34,7 @@
* Non-CPU Masters address decoding --
* Unlike the CPU, we setup the access from Orion's master interfaces to DDR
* banks only (the typical use case).
- * Setup access for each master to DDR is issued by common.c.
- *
- * Note: although orion_setbits() and orion_clrbits() are not atomic
- * no locking is necessary here since code in this file is only called
- * at boot time when there is no concurrency issues.
+ * Setup access for each master to DDR is issued by platform device setup.
*/
/*
@@ -48,10 +44,6 @@
#define TARGET_DEV_BUS 1
#define TARGET_PCI 3
#define TARGET_PCIE 4
-#define ATTR_DDR_CS(n) (((n) ==0) ? 0xe : \
- ((n) == 1) ? 0xd : \
- ((n) == 2) ? 0xb : \
- ((n) == 3) ? 0x7 : 0xf)
#define ATTR_PCIE_MEM 0x59
#define ATTR_PCIE_IO 0x51
#define ATTR_PCIE_WA 0x79
@@ -61,17 +53,12 @@
#define ATTR_DEV_CS1 0x1d
#define ATTR_DEV_CS2 0x1b
#define ATTR_DEV_BOOT 0xf
-#define WIN_EN 1
/*
* Helpers to get DDR bank info
*/
-#define DDR_BASE_CS(n) ORION5X_DDR_REG(0x1500 + ((n) * 8))
-#define DDR_SIZE_CS(n) ORION5X_DDR_REG(0x1504 + ((n) * 8))
-#define DDR_MAX_CS 4
-#define DDR_REG_TO_SIZE(reg) (((reg) | 0xffffff) + 1)
-#define DDR_REG_TO_BASE(reg) ((reg) & 0xff000000)
-#define DDR_BANK_EN 1
+#define DDR_BASE_CS(n) ORION5X_DDR_REG(0x1500 + ((n) << 3))
+#define DDR_SIZE_CS(n) ORION5X_DDR_REG(0x1504 + ((n) << 3))
/*
* CPU Address Decode Windows registers
@@ -81,17 +68,6 @@
#define CPU_WIN_REMAP_LO(n) ORION5X_BRIDGE_REG(0x008 | ((n) << 4))
#define CPU_WIN_REMAP_HI(n) ORION5X_BRIDGE_REG(0x00c | ((n) << 4))
-/*
- * Gigabit Ethernet Address Decode Windows registers
- */
-#define ETH_WIN_BASE(win) ORION5X_ETH_REG(0x200 + ((win) * 8))
-#define ETH_WIN_SIZE(win) ORION5X_ETH_REG(0x204 + ((win) * 8))
-#define ETH_WIN_REMAP(win) ORION5X_ETH_REG(0x280 + ((win) * 4))
-#define ETH_WIN_EN ORION5X_ETH_REG(0x290)
-#define ETH_WIN_PROT ORION5X_ETH_REG(0x294)
-#define ETH_MAX_WIN 6
-#define ETH_MAX_REMAP_WIN 4
-
struct mbus_dram_target_info orion5x_mbus_dram_info;
@@ -202,39 +178,3 @@ void __init orion5x_setup_pcie_wa_win(u32 base, u32 size)
{
setup_cpu_win(7, base, size, TARGET_PCIE, ATTR_PCIE_WA, -1);
}
-
-void __init orion5x_setup_eth_wins(void)
-{
- int i;
-
- /*
- * First, disable and clear windows
- */
- for (i = 0; i < ETH_MAX_WIN; i++) {
- orion5x_write(ETH_WIN_BASE(i), 0);
- orion5x_write(ETH_WIN_SIZE(i), 0);
- orion5x_setbits(ETH_WIN_EN, 1 << i);
- orion5x_clrbits(ETH_WIN_PROT, 0x3 << (i * 2));
- if (i < ETH_MAX_REMAP_WIN)
- orion5x_write(ETH_WIN_REMAP(i), 0);
- }
-
- /*
- * Setup windows for DDR banks.
- */
- for (i = 0; i < DDR_MAX_CS; i++) {
- u32 base, size;
- size = orion5x_read(DDR_SIZE_CS(i));
- base = orion5x_read(DDR_BASE_CS(i));
- if (size & DDR_BANK_EN) {
- base = DDR_REG_TO_BASE(base);
- size = DDR_REG_TO_SIZE(size);
- orion5x_write(ETH_WIN_SIZE(i), (size-1) & 0xffff0000);
- orion5x_write(ETH_WIN_BASE(i), (base & 0xffff0000) |
- (ATTR_DDR_CS(i) << 8) |
- TARGET_DDR);
- orion5x_clrbits(ETH_WIN_EN, 1 << i);
- orion5x_setbits(ETH_WIN_PROT, 0x3 << (i * 2));
- }
- }
-}
diff --git a/arch/arm/mach-orion5x/common.c b/arch/arm/mach-orion5x/common.c
index 439c7784af02..4f13fd037f04 100644
--- a/arch/arm/mach-orion5x/common.c
+++ b/arch/arm/mach-orion5x/common.c
@@ -132,7 +132,7 @@ static struct platform_device orion5x_uart = {
static struct resource orion5x_ehci0_resources[] = {
{
.start = ORION5X_USB0_PHYS_BASE,
- .end = ORION5X_USB0_PHYS_BASE + SZ_4K,
+ .end = ORION5X_USB0_PHYS_BASE + SZ_4K - 1,
.flags = IORESOURCE_MEM,
},
{
@@ -145,7 +145,7 @@ static struct resource orion5x_ehci0_resources[] = {
static struct resource orion5x_ehci1_resources[] = {
{
.start = ORION5X_USB1_PHYS_BASE,
- .end = ORION5X_USB1_PHYS_BASE + SZ_4K,
+ .end = ORION5X_USB1_PHYS_BASE + SZ_4K - 1,
.flags = IORESOURCE_MEM,
},
{
@@ -190,6 +190,11 @@ static struct platform_device orion5x_ehci1 = {
* (The Orion and Discovery (MV643xx) families use the same Ethernet driver)
****************************************************************************/
+struct mv643xx_eth_shared_platform_data orion5x_eth_shared_data = {
+ .dram = &orion5x_mbus_dram_info,
+ .t_clk = ORION5X_TCLK,
+};
+
static struct resource orion5x_eth_shared_resources[] = {
{
.start = ORION5X_ETH_PHYS_BASE + 0x2000,
@@ -201,6 +206,9 @@ static struct resource orion5x_eth_shared_resources[] = {
static struct platform_device orion5x_eth_shared = {
.name = MV643XX_ETH_SHARED_NAME,
.id = 0,
+ .dev = {
+ .platform_data = &orion5x_eth_shared_data,
+ },
.num_resources = 1,
.resource = orion5x_eth_shared_resources,
};
@@ -223,7 +231,9 @@ static struct platform_device orion5x_eth = {
void __init orion5x_eth_init(struct mv643xx_eth_platform_data *eth_data)
{
+ eth_data->shared = &orion5x_eth_shared;
orion5x_eth.dev.platform_data = eth_data;
+
platform_device_register(&orion5x_eth_shared);
platform_device_register(&orion5x_eth);
}
@@ -317,7 +327,7 @@ struct sys_timer orion5x_timer = {
****************************************************************************/
/*
- * Identify device ID and rev from PCIE configuration header space '0'.
+ * Identify device ID and rev from PCIe configuration header space '0'.
*/
static void __init orion5x_id(u32 *dev, u32 *rev, char **dev_name)
{
@@ -360,7 +370,6 @@ void __init orion5x_init(void)
* Setup Orion address map
*/
orion5x_setup_cpu_mbus_bridge();
- orion5x_setup_eth_wins();
/*
* Register devices.
diff --git a/arch/arm/mach-orion5x/common.h b/arch/arm/mach-orion5x/common.h
index f4c4c9a72a7c..bd0f05de6e18 100644
--- a/arch/arm/mach-orion5x/common.h
+++ b/arch/arm/mach-orion5x/common.h
@@ -22,7 +22,6 @@ void orion5x_setup_dev0_win(u32 base, u32 size);
void orion5x_setup_dev1_win(u32 base, u32 size);
void orion5x_setup_dev2_win(u32 base, u32 size);
void orion5x_setup_pcie_wa_win(u32 base, u32 size);
-void orion5x_setup_eth_wins(void);
/*
* Shared code used internally by other Orion core functions.
@@ -33,10 +32,9 @@ struct pci_sys_data;
struct pci_bus;
void orion5x_pcie_id(u32 *dev, u32 *rev);
-int orion5x_pcie_local_bus_nr(void);
-int orion5x_pci_local_bus_nr(void);
int orion5x_pci_sys_setup(int nr, struct pci_sys_data *sys);
struct pci_bus *orion5x_pci_sys_scan_bus(int nr, struct pci_sys_data *sys);
+int orion5x_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin);
/*
* Valid GPIO pins according to MPP setup, used by machine-setup.
diff --git a/arch/arm/mach-orion5x/db88f5281-setup.c b/arch/arm/mach-orion5x/db88f5281-setup.c
index 872aed372327..44c64342dacb 100644
--- a/arch/arm/mach-orion5x/db88f5281-setup.c
+++ b/arch/arm/mach-orion5x/db88f5281-setup.c
@@ -241,14 +241,17 @@ void __init db88f5281_pci_preinit(void)
static int __init db88f5281_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
{
+ int irq;
+
/*
- * PCIE IRQ is connected internally (not GPIO)
+ * Check for devices with hard-wired IRQs.
*/
- if (dev->bus->number == orion5x_pcie_local_bus_nr())
- return IRQ_ORION5X_PCIE0_INT;
+ irq = orion5x_pci_map_irq(dev, slot, pin);
+ if (irq != -1)
+ return irq;
/*
- * PCI IRQs are connected via GPIOs
+ * PCI IRQs are connected via GPIOs.
*/
switch (slot - DB88F5281_PCI_SLOT0_OFFS) {
case 0:
@@ -292,9 +295,7 @@ static struct mv643xx_eth_platform_data db88f5281_eth_data = {
* RTC DS1339 on I2C bus
****************************************************************************/
static struct i2c_board_info __initdata db88f5281_i2c_rtc = {
- .driver_name = "rtc-ds1307",
- .type = "ds1339",
- .addr = 0x68,
+ I2C_BOARD_INFO("ds1339", 0x68),
};
/*****************************************************************************
diff --git a/arch/arm/mach-orion5x/dns323-setup.c b/arch/arm/mach-orion5x/dns323-setup.c
index d67790ef236e..27ce967ab9e5 100644
--- a/arch/arm/mach-orion5x/dns323-setup.c
+++ b/arch/arm/mach-orion5x/dns323-setup.c
@@ -43,17 +43,22 @@
static int __init dns323_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
{
- /* PCI-E */
- if (dev->bus->number == orion5x_pcie_local_bus_nr())
- return IRQ_ORION5X_PCIE0_INT;
+ int irq;
- pr_err("%s: requested mapping for unknown bus\n", __func__);
+ /*
+ * Check for devices with hard-wired IRQs.
+ */
+ irq = orion5x_pci_map_irq(dev, slot, pin);
+ if (irq != -1)
+ return irq;
+
+ pr_err("%s: requested mapping for unknown device\n", __func__);
return -1;
}
static struct hw_pci dns323_pci __initdata = {
- .nr_controllers = 1,
+ .nr_controllers = 2,
.swizzle = pci_std_swizzle,
.setup = orion5x_pci_sys_setup,
.scan = orion5x_pci_sys_scan_bus,
@@ -220,19 +225,16 @@ static struct platform_device *dns323_plat_devices[] __initdata = {
static struct i2c_board_info __initdata dns323_i2c_devices[] = {
{
I2C_BOARD_INFO("g760a", 0x3e),
- .type = "g760a",
},
#if 0
/* this entry requires the new-style driver model lm75 driver,
* for the meantime "insmod lm75.ko force_lm75=0,0x48" is needed */
{
- I2C_BOARD_INFO("lm75", 0x48),
- .type = "g751",
+ I2C_BOARD_INFO("g751", 0x48),
},
#endif
{
- I2C_BOARD_INFO("rtc-m41t80", 0x68),
- .type = "m41t80",
+ I2C_BOARD_INFO("m41t80", 0x68),
}
};
@@ -253,9 +255,9 @@ static void __init dns323_init(void)
*/
orion5x_setup_dev_boot_win(DNS323_NOR_BOOT_BASE, DNS323_NOR_BOOT_SIZE);
- /* DNS-323 has a Marvell 88X7042 SATA controller attached via PCIE
+ /* DNS-323 has a Marvell 88X7042 SATA controller attached via PCIe
*
- * Open a special address decode windows for the PCIE WA.
+ * Open a special address decode windows for the PCIe WA.
*/
orion5x_setup_pcie_wa_win(ORION5X_PCIE_WA_PHYS_BASE,
ORION5X_PCIE_WA_SIZE);
diff --git a/arch/arm/mach-orion5x/kurobox_pro-setup.c b/arch/arm/mach-orion5x/kurobox_pro-setup.c
index 91413455beba..f5074b877b7f 100644
--- a/arch/arm/mach-orion5x/kurobox_pro-setup.c
+++ b/arch/arm/mach-orion5x/kurobox_pro-setup.c
@@ -120,19 +120,25 @@ static struct platform_device kurobox_pro_nor_flash = {
static int __init kurobox_pro_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
{
+ int irq;
+
+ /*
+ * Check for devices with hard-wired IRQs.
+ */
+ irq = orion5x_pci_map_irq(dev, slot, pin);
+ if (irq != -1)
+ return irq;
+
/*
* PCI isn't used on the Kuro
*/
- if (dev->bus->number == orion5x_pcie_local_bus_nr())
- return IRQ_ORION5X_PCIE0_INT;
- else
- printk(KERN_ERR "kurobox_pro_pci_map_irq failed, unknown bus\n");
+ printk(KERN_ERR "kurobox_pro_pci_map_irq failed, unknown bus\n");
return -1;
}
static struct hw_pci kurobox_pro_pci __initdata = {
- .nr_controllers = 1,
+ .nr_controllers = 2,
.swizzle = pci_std_swizzle,
.setup = orion5x_pci_sys_setup,
.scan = orion5x_pci_sys_scan_bus,
@@ -162,9 +168,7 @@ static struct mv643xx_eth_platform_data kurobox_pro_eth_data = {
* RTC 5C372a on I2C bus
****************************************************************************/
static struct i2c_board_info __initdata kurobox_pro_i2c_rtc = {
- .driver_name = "rtc-rs5c372",
- .type = "rs5c372a",
- .addr = 0x32,
+ I2C_BOARD_INFO("rs5c372a", 0x32),
};
/*****************************************************************************
@@ -193,7 +197,7 @@ static void __init kurobox_pro_init(void)
orion5x_setup_dev0_win(KUROBOX_PRO_NAND_BASE, KUROBOX_PRO_NAND_SIZE);
/*
- * Open a special address decode windows for the PCIE WA.
+ * Open a special address decode windows for the PCIe WA.
*/
orion5x_setup_pcie_wa_win(ORION5X_PCIE_WA_PHYS_BASE,
ORION5X_PCIE_WA_SIZE);
diff --git a/arch/arm/mach-orion5x/pci.c b/arch/arm/mach-orion5x/pci.c
index fdf99fca85b3..9d5d39fa19c3 100644
--- a/arch/arm/mach-orion5x/pci.c
+++ b/arch/arm/mach-orion5x/pci.c
@@ -41,11 +41,6 @@ void __init orion5x_pcie_id(u32 *dev, u32 *rev)
*rev = orion_pcie_rev(PCIE_BASE);
}
-int __init orion5x_pcie_local_bus_nr(void)
-{
- return orion_pcie_get_local_bus_nr(PCIE_BASE);
-}
-
static int pcie_valid_config(int bus, int dev)
{
/*
@@ -269,7 +264,7 @@ static int __init pcie_setup(struct pci_sys_data *sys)
*/
static DEFINE_SPINLOCK(orion5x_pci_lock);
-int orion5x_pci_local_bus_nr(void)
+static int orion5x_pci_local_bus_nr(void)
{
u32 conf = orion5x_read(PCI_P2P_CONF);
return((conf & PCI_P2P_BUS_MASK) >> PCI_P2P_BUS_OFFS);
@@ -557,3 +552,16 @@ struct pci_bus __init *orion5x_pci_sys_scan_bus(int nr, struct pci_sys_data *sys
return bus;
}
+
+int __init orion5x_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+{
+ int bus = dev->bus->number;
+
+ /*
+ * PCIe endpoint?
+ */
+ if (bus < orion5x_pci_local_bus_nr())
+ return IRQ_ORION5X_PCIE0_INT;
+
+ return -1;
+}
diff --git a/arch/arm/mach-orion5x/rd88f5182-setup.c b/arch/arm/mach-orion5x/rd88f5182-setup.c
index 37e8b2dc3ed5..81abc1003aae 100644
--- a/arch/arm/mach-orion5x/rd88f5182-setup.c
+++ b/arch/arm/mach-orion5x/rd88f5182-setup.c
@@ -172,11 +172,14 @@ void __init rd88f5182_pci_preinit(void)
static int __init rd88f5182_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
{
+ int irq;
+
/*
- * PCI-E isn't used on the RD2
+ * Check for devices with hard-wired IRQs.
*/
- if (dev->bus->number == orion5x_pcie_local_bus_nr())
- return IRQ_ORION5X_PCIE0_INT;
+ irq = orion5x_pci_map_irq(dev, slot, pin);
+ if (irq != -1)
+ return irq;
/*
* PCI IRQs are connected via GPIOs
@@ -224,9 +227,7 @@ static struct mv643xx_eth_platform_data rd88f5182_eth_data = {
* RTC DS1338 on I2C bus
****************************************************************************/
static struct i2c_board_info __initdata rd88f5182_i2c_rtc = {
- .driver_name = "rtc-ds1307",
- .type = "ds1338",
- .addr = 0x68,
+ I2C_BOARD_INFO("ds1338", 0x68),
};
/*****************************************************************************
@@ -259,7 +260,7 @@ static void __init rd88f5182_init(void)
orion5x_setup_dev1_win(RD88F5182_NOR_BASE, RD88F5182_NOR_SIZE);
/*
- * Open a special address decode windows for the PCIE WA.
+ * Open a special address decode windows for the PCIe WA.
*/
orion5x_setup_pcie_wa_win(ORION5X_PCIE_WA_PHYS_BASE,
ORION5X_PCIE_WA_SIZE);
diff --git a/arch/arm/mach-orion5x/ts209-setup.c b/arch/arm/mach-orion5x/ts209-setup.c
index fd43863a86f6..9afb41ee6e07 100644
--- a/arch/arm/mach-orion5x/ts209-setup.c
+++ b/arch/arm/mach-orion5x/ts209-setup.c
@@ -141,14 +141,17 @@ void __init qnap_ts209_pci_preinit(void)
static int __init qnap_ts209_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
{
+ int irq;
+
/*
- * PCIE IRQ is connected internally (not GPIO)
+ * Check for devices with hard-wired IRQs.
*/
- if (dev->bus->number == orion5x_pcie_local_bus_nr())
- return IRQ_ORION5X_PCIE0_INT;
+ irq = orion5x_pci_map_irq(dev, slot, pin);
+ if (irq != -1)
+ return irq;
/*
- * PCI IRQs are connected via GPIOs
+ * PCI IRQs are connected via GPIOs.
*/
switch (slot - QNAP_TS209_PCI_SLOT0_OFFS) {
case 0:
@@ -276,8 +279,7 @@ static void __init ts209_find_mac_addr(void)
#define TS209_RTC_GPIO 3
static struct i2c_board_info __initdata qnap_ts209_i2c_rtc = {
- .driver_name = "rtc-s35390a",
- .addr = 0x30,
+ I2C_BOARD_INFO("s35390a", 0x30),
.irq = 0,
};
@@ -373,7 +375,7 @@ static void __init qnap_ts209_init(void)
QNAP_TS209_NOR_BOOT_SIZE);
/*
- * Open a special address decode windows for the PCIE WA.
+ * Open a special address decode windows for the PCIe WA.
*/
orion5x_setup_pcie_wa_win(ORION5X_PCIE_WA_PHYS_BASE,
ORION5X_PCIE_WA_SIZE);
OpenPOWER on IntegriCloud