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-rw-r--r--arch/arm/mach-integrator/cm.h (renamed from arch/arm/mach-integrator/include/mach/cm.h)7
-rw-r--r--arch/arm/mach-integrator/core.c182
-rw-r--r--arch/arm/mach-integrator/include/mach/irqs.h81
-rw-r--r--arch/arm/mach-integrator/integrator_ap.c152
-rw-r--r--arch/arm/mach-integrator/integrator_cp.c185
-rw-r--r--arch/arm/mach-integrator/leds.c5
-rw-r--r--arch/arm/mach-integrator/pci_v3.c109
7 files changed, 128 insertions, 593 deletions
diff --git a/arch/arm/mach-integrator/include/mach/cm.h b/arch/arm/mach-integrator/cm.h
index 202e6a5..4ecff7b 100644
--- a/arch/arm/mach-integrator/include/mach/cm.h
+++ b/arch/arm/mach-integrator/cm.h
@@ -1,9 +1,12 @@
/*
- * update the core module control register.
+ * access the core module control register.
*/
+u32 cm_get(void);
void cm_control(u32, u32);
-#define CM_CTRL __io_address(INTEGRATOR_HDR_CTRL)
+struct device_node;
+void cm_init(void);
+void cm_clear_irqs(void);
#define CM_CTRL_LED (1 << 0)
#define CM_CTRL_nMBDET (1 << 1)
diff --git a/arch/arm/mach-integrator/core.c b/arch/arm/mach-integrator/core.c
index 4cdfd73..00ddf20 100644
--- a/arch/arm/mach-integrator/core.c
+++ b/arch/arm/mach-integrator/core.c
@@ -22,77 +22,30 @@
#include <linux/amba/serial.h>
#include <linux/io.h>
#include <linux/stat.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
#include <mach/hardware.h>
#include <mach/platform.h>
-#include <mach/cm.h>
-#include <mach/irqs.h>
#include <asm/mach-types.h>
#include <asm/mach/time.h>
#include <asm/pgtable.h>
+#include "cm.h"
#include "common.h"
-#ifdef CONFIG_ATAGS
-
-#define INTEGRATOR_RTC_IRQ { IRQ_RTCINT }
-#define INTEGRATOR_UART0_IRQ { IRQ_UARTINT0 }
-#define INTEGRATOR_UART1_IRQ { IRQ_UARTINT1 }
-#define KMI0_IRQ { IRQ_KMIINT0 }
-#define KMI1_IRQ { IRQ_KMIINT1 }
-
-static AMBA_APB_DEVICE(rtc, "rtc", 0,
- INTEGRATOR_RTC_BASE, INTEGRATOR_RTC_IRQ, NULL);
-
-static AMBA_APB_DEVICE(uart0, "uart0", 0,
- INTEGRATOR_UART0_BASE, INTEGRATOR_UART0_IRQ, NULL);
-
-static AMBA_APB_DEVICE(uart1, "uart1", 0,
- INTEGRATOR_UART1_BASE, INTEGRATOR_UART1_IRQ, NULL);
-
-static AMBA_APB_DEVICE(kmi0, "kmi0", 0, KMI0_BASE, KMI0_IRQ, NULL);
-static AMBA_APB_DEVICE(kmi1, "kmi1", 0, KMI1_BASE, KMI1_IRQ, NULL);
-
-static struct amba_device *amba_devs[] __initdata = {
- &rtc_device,
- &uart0_device,
- &uart1_device,
- &kmi0_device,
- &kmi1_device,
-};
+static DEFINE_RAW_SPINLOCK(cm_lock);
+static void __iomem *cm_base;
-int __init integrator_init(bool is_cp)
+/**
+ * cm_get - get the value from the CM_CTRL register
+ */
+u32 cm_get(void)
{
- int i;
-
- /*
- * The Integrator/AP lacks necessary AMBA PrimeCell IDs, so we need to
- * hard-code them. The Integator/CP and forward have proper cell IDs.
- * Else we leave them undefined to the bus driver can autoprobe them.
- */
- if (!is_cp && IS_ENABLED(CONFIG_ARCH_INTEGRATOR_AP)) {
- rtc_device.periphid = 0x00041030;
- uart0_device.periphid = 0x00041010;
- uart1_device.periphid = 0x00041010;
- kmi0_device.periphid = 0x00041050;
- kmi1_device.periphid = 0x00041050;
- uart0_device.dev.platform_data = &ap_uart_data;
- uart1_device.dev.platform_data = &ap_uart_data;
- }
-
- for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
- struct amba_device *d = amba_devs[i];
- amba_device_register(d, &iomem_resource);
- }
-
- return 0;
+ return readl(cm_base + INTEGRATOR_HDR_CTRL_OFFSET);
}
-#endif
-
-static DEFINE_RAW_SPINLOCK(cm_lock);
-
/**
* cm_control - update the CM_CTRL register.
* @mask: bits to change
@@ -104,12 +57,80 @@ void cm_control(u32 mask, u32 set)
u32 val;
raw_spin_lock_irqsave(&cm_lock, flags);
- val = readl(CM_CTRL) & ~mask;
- writel(val | set, CM_CTRL);
+ val = readl(cm_base + INTEGRATOR_HDR_CTRL_OFFSET) & ~mask;
+ writel(val | set, cm_base + INTEGRATOR_HDR_CTRL_OFFSET);
raw_spin_unlock_irqrestore(&cm_lock, flags);
}
-EXPORT_SYMBOL(cm_control);
+static const char *integrator_arch_str(u32 id)
+{
+ switch ((id >> 16) & 0xff) {
+ case 0x00:
+ return "ASB little-endian";
+ case 0x01:
+ return "AHB little-endian";
+ case 0x03:
+ return "AHB-Lite system bus, bi-endian";
+ case 0x04:
+ return "AHB";
+ case 0x08:
+ return "AHB system bus, ASB processor bus";
+ default:
+ return "Unknown";
+ }
+}
+
+static const char *integrator_fpga_str(u32 id)
+{
+ switch ((id >> 12) & 0xf) {
+ case 0x01:
+ return "XC4062";
+ case 0x02:
+ return "XC4085";
+ case 0x03:
+ return "XVC600";
+ case 0x04:
+ return "EPM7256AE (Altera PLD)";
+ default:
+ return "Unknown";
+ }
+}
+
+void cm_clear_irqs(void)
+{
+ /* disable core module IRQs */
+ writel(0xffffffffU, cm_base + INTEGRATOR_HDR_IC_OFFSET +
+ IRQ_ENABLE_CLEAR);
+}
+
+static const struct of_device_id cm_match[] = {
+ { .compatible = "arm,core-module-integrator"},
+ { },
+};
+
+void cm_init(void)
+{
+ struct device_node *cm = of_find_matching_node(NULL, cm_match);
+ u32 val;
+
+ if (!cm) {
+ pr_crit("no core module node found in device tree\n");
+ return;
+ }
+ cm_base = of_iomap(cm, 0);
+ if (!cm_base) {
+ pr_crit("could not remap core module\n");
+ return;
+ }
+ cm_clear_irqs();
+ val = readl(cm_base + INTEGRATOR_HDR_ID_OFFSET);
+ pr_info("Detected ARM core module:\n");
+ pr_info(" Manufacturer: %02x\n", (val >> 24));
+ pr_info(" Architecture: %s\n", integrator_arch_str(val));
+ pr_info(" FPGA: %s\n", integrator_fpga_str(val));
+ pr_info(" Build: %02x\n", (val >> 4) & 0xFF);
+ pr_info(" Rev: %c\n", ('A' + (val & 0x03)));
+}
/*
* We need to stop things allocating the low memory; ideally we need a
@@ -145,27 +166,7 @@ static ssize_t intcp_get_arch(struct device *dev,
struct device_attribute *attr,
char *buf)
{
- const char *arch;
-
- switch ((integrator_id >> 16) & 0xff) {
- case 0x00:
- arch = "ASB little-endian";
- break;
- case 0x01:
- arch = "AHB little-endian";
- break;
- case 0x03:
- arch = "AHB-Lite system bus, bi-endian";
- break;
- case 0x04:
- arch = "AHB";
- break;
- default:
- arch = "Unknown";
- break;
- }
-
- return sprintf(buf, "%s\n", arch);
+ return sprintf(buf, "%s\n", integrator_arch_str(integrator_id));
}
static struct device_attribute intcp_arch_attr =
@@ -175,24 +176,7 @@ static ssize_t intcp_get_fpga(struct device *dev,
struct device_attribute *attr,
char *buf)
{
- const char *fpga;
-
- switch ((integrator_id >> 12) & 0xf) {
- case 0x01:
- fpga = "XC4062";
- break;
- case 0x02:
- fpga = "XC4085";
- break;
- case 0x04:
- fpga = "EPM7256AE (Altera PLD)";
- break;
- default:
- fpga = "Unknown";
- break;
- }
-
- return sprintf(buf, "%s\n", fpga);
+ return sprintf(buf, "%s\n", integrator_fpga_str(integrator_id));
}
static struct device_attribute intcp_fpga_attr =
diff --git a/arch/arm/mach-integrator/include/mach/irqs.h b/arch/arm/mach-integrator/include/mach/irqs.h
deleted file mode 100644
index eff0ada..0000000
--- a/arch/arm/mach-integrator/include/mach/irqs.h
+++ /dev/null
@@ -1,81 +0,0 @@
-/*
- * arch/arm/mach-integrator/include/mach/irqs.h
- *
- * Copyright (C) 1999 ARM Limited
- * Copyright (C) 2000 Deep Blue Solutions Ltd.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-/*
- * Interrupt numbers, all of the above are just static reservations
- * used so they can be encoded into device resources. They will finally
- * be done away with when switching to device tree.
- */
-#define IRQ_PIC_START 64
-#define IRQ_SOFTINT (IRQ_PIC_START+0)
-#define IRQ_UARTINT0 (IRQ_PIC_START+1)
-#define IRQ_UARTINT1 (IRQ_PIC_START+2)
-#define IRQ_KMIINT0 (IRQ_PIC_START+3)
-#define IRQ_KMIINT1 (IRQ_PIC_START+4)
-#define IRQ_TIMERINT0 (IRQ_PIC_START+5)
-#define IRQ_TIMERINT1 (IRQ_PIC_START+6)
-#define IRQ_TIMERINT2 (IRQ_PIC_START+7)
-#define IRQ_RTCINT (IRQ_PIC_START+8)
-#define IRQ_AP_EXPINT0 (IRQ_PIC_START+9)
-#define IRQ_AP_EXPINT1 (IRQ_PIC_START+10)
-#define IRQ_AP_EXPINT2 (IRQ_PIC_START+11)
-#define IRQ_AP_EXPINT3 (IRQ_PIC_START+12)
-#define IRQ_AP_PCIINT0 (IRQ_PIC_START+13)
-#define IRQ_AP_PCIINT1 (IRQ_PIC_START+14)
-#define IRQ_AP_PCIINT2 (IRQ_PIC_START+15)
-#define IRQ_AP_PCIINT3 (IRQ_PIC_START+16)
-#define IRQ_AP_V3INT (IRQ_PIC_START+17)
-#define IRQ_AP_CPINT0 (IRQ_PIC_START+18)
-#define IRQ_AP_CPINT1 (IRQ_PIC_START+19)
-#define IRQ_AP_LBUSTIMEOUT (IRQ_PIC_START+20)
-#define IRQ_AP_APCINT (IRQ_PIC_START+21)
-#define IRQ_CP_CLCDCINT (IRQ_PIC_START+22)
-#define IRQ_CP_MMCIINT0 (IRQ_PIC_START+23)
-#define IRQ_CP_MMCIINT1 (IRQ_PIC_START+24)
-#define IRQ_CP_AACIINT (IRQ_PIC_START+25)
-#define IRQ_CP_CPPLDINT (IRQ_PIC_START+26)
-#define IRQ_CP_ETHINT (IRQ_PIC_START+27)
-#define IRQ_CP_TSPENINT (IRQ_PIC_START+28)
-#define IRQ_PIC_END (IRQ_PIC_START+28)
-
-#define IRQ_CIC_START (IRQ_PIC_END+1)
-#define IRQ_CM_SOFTINT (IRQ_CIC_START+0)
-#define IRQ_CM_COMMRX (IRQ_CIC_START+1)
-#define IRQ_CM_COMMTX (IRQ_CIC_START+2)
-#define IRQ_CIC_END (IRQ_CIC_START+2)
-
-/*
- * IntegratorCP only
- */
-#define IRQ_SIC_START (IRQ_CIC_END+1)
-#define IRQ_SIC_CP_SOFTINT (IRQ_SIC_START+0)
-#define IRQ_SIC_CP_RI0 (IRQ_SIC_START+1)
-#define IRQ_SIC_CP_RI1 (IRQ_SIC_START+2)
-#define IRQ_SIC_CP_CARDIN (IRQ_SIC_START+3)
-#define IRQ_SIC_CP_LMINT0 (IRQ_SIC_START+4)
-#define IRQ_SIC_CP_LMINT1 (IRQ_SIC_START+5)
-#define IRQ_SIC_CP_LMINT2 (IRQ_SIC_START+6)
-#define IRQ_SIC_CP_LMINT3 (IRQ_SIC_START+7)
-#define IRQ_SIC_CP_LMINT4 (IRQ_SIC_START+8)
-#define IRQ_SIC_CP_LMINT5 (IRQ_SIC_START+9)
-#define IRQ_SIC_CP_LMINT6 (IRQ_SIC_START+10)
-#define IRQ_SIC_CP_LMINT7 (IRQ_SIC_START+11)
-#define IRQ_SIC_END (IRQ_SIC_START+11)
diff --git a/arch/arm/mach-integrator/integrator_ap.c b/arch/arm/mach-integrator/integrator_ap.c
index d9e95e6..d50dc2d 100644
--- a/arch/arm/mach-integrator/integrator_ap.c
+++ b/arch/arm/mach-integrator/integrator_ap.c
@@ -51,13 +51,13 @@
#include <asm/mach-types.h>
#include <mach/lm.h>
-#include <mach/irqs.h>
#include <asm/mach/arch.h>
#include <asm/mach/irq.h>
#include <asm/mach/map.h>
#include <asm/mach/time.h>
+#include "cm.h"
#include "common.h"
#include "pci_v3.h"
@@ -146,7 +146,7 @@ static int irq_suspend(void)
static void irq_resume(void)
{
/* disable all irq sources */
- writel(-1, VA_CMIC_BASE + IRQ_ENABLE_CLEAR);
+ cm_clear_irqs();
writel(-1, VA_IC_BASE + IRQ_ENABLE_CLEAR);
writel(-1, VA_IC_BASE + FIQ_ENABLE_CLEAR);
@@ -402,8 +402,6 @@ void __init ap_init_early(void)
{
}
-#ifdef CONFIG_OF
-
static void __init ap_of_timer_init(void)
{
struct device_node *node;
@@ -450,8 +448,7 @@ static const struct of_device_id fpga_irq_of_match[] __initconst = {
static void __init ap_init_irq_of(void)
{
- /* disable core module IRQs */
- writel(0xffffffffU, VA_CMIC_BASE + IRQ_ENABLE_CLEAR);
+ cm_init();
of_irq_init(fpga_irq_of_match);
integrator_clk_init(false);
}
@@ -473,6 +470,11 @@ static struct of_dev_auxdata ap_auxdata_lookup[] __initdata = {
{ /* sentinel */ },
};
+static const struct of_device_id ap_syscon_match[] = {
+ { .compatible = "arm,integrator-ap-syscon"},
+ { },
+};
+
static void __init ap_init_of(void)
{
unsigned long sc_dec;
@@ -489,7 +491,8 @@ static void __init ap_init_of(void)
root = of_find_node_by_path("/");
if (!root)
return;
- syscon = of_find_node_by_path("/syscon");
+
+ syscon = of_find_matching_node(root, ap_syscon_match);
if (!syscon)
return;
@@ -541,7 +544,7 @@ static void __init ap_init_of(void)
lmdev->resource.start = 0xc0000000 + 0x10000000 * i;
lmdev->resource.end = lmdev->resource.start + 0x0fffffff;
lmdev->resource.flags = IORESOURCE_MEM;
- lmdev->irq = IRQ_AP_EXPINT0 + i;
+ lmdev->irq = irq_of_parse_and_map(syscon, i);
lmdev->id = i;
lm_device_register(lmdev);
@@ -564,136 +567,3 @@ DT_MACHINE_START(INTEGRATOR_AP_DT, "ARM Integrator/AP (Device Tree)")
.restart = integrator_restart,
.dt_compat = ap_dt_board_compat,
MACHINE_END
-
-#endif
-
-#ifdef CONFIG_ATAGS
-
-/*
- * For the ATAG boot some static mappings are needed. This will
- * go away with the ATAG support down the road.
- */
-
-static struct map_desc ap_io_desc_atag[] __initdata = {
- {
- .virtual = IO_ADDRESS(INTEGRATOR_SC_BASE),
- .pfn = __phys_to_pfn(INTEGRATOR_SC_BASE),
- .length = SZ_4K,
- .type = MT_DEVICE
- },
-};
-
-static void __init ap_map_io_atag(void)
-{
- iotable_init(ap_io_desc_atag, ARRAY_SIZE(ap_io_desc_atag));
- ap_map_io();
-}
-
-/*
- * This is where non-devicetree initialization code is collected and stashed
- * for eventual deletion.
- */
-
-static struct platform_device pci_v3_device = {
- .name = "pci-v3",
- .id = 0,
-};
-
-static struct resource cfi_flash_resource = {
- .start = INTEGRATOR_FLASH_BASE,
- .end = INTEGRATOR_FLASH_BASE + INTEGRATOR_FLASH_SIZE - 1,
- .flags = IORESOURCE_MEM,
-};
-
-static struct platform_device cfi_flash_device = {
- .name = "physmap-flash",
- .id = 0,
- .dev = {
- .platform_data = &ap_flash_data,
- },
- .num_resources = 1,
- .resource = &cfi_flash_resource,
-};
-
-static void __init ap_timer_init(void)
-{
- struct clk *clk;
- unsigned long rate;
-
- clk = clk_get_sys("ap_timer", NULL);
- BUG_ON(IS_ERR(clk));
- clk_prepare_enable(clk);
- rate = clk_get_rate(clk);
-
- writel(0, TIMER0_VA_BASE + TIMER_CTRL);
- writel(0, TIMER1_VA_BASE + TIMER_CTRL);
- writel(0, TIMER2_VA_BASE + TIMER_CTRL);
-
- integrator_clocksource_init(rate, (void __iomem *)TIMER2_VA_BASE);
- integrator_clockevent_init(rate, (void __iomem *)TIMER1_VA_BASE,
- IRQ_TIMERINT1);
-}
-
-#define INTEGRATOR_SC_VALID_INT 0x003fffff
-
-static void __init ap_init_irq(void)
-{
- /* Disable all interrupts initially. */
- /* Do the core module ones */
- writel(-1, VA_CMIC_BASE + IRQ_ENABLE_CLEAR);
-
- /* do the header card stuff next */
- writel(-1, VA_IC_BASE + IRQ_ENABLE_CLEAR);
- writel(-1, VA_IC_BASE + FIQ_ENABLE_CLEAR);
-
- fpga_irq_init(VA_IC_BASE, "SC", IRQ_PIC_START,
- -1, INTEGRATOR_SC_VALID_INT, NULL);
- integrator_clk_init(false);
-}
-
-static void __init ap_init(void)
-{
- unsigned long sc_dec;
- int i;
-
- platform_device_register(&pci_v3_device);
- platform_device_register(&cfi_flash_device);
-
- ap_syscon_base = __io_address(INTEGRATOR_SC_BASE);
- sc_dec = readl(ap_syscon_base + INTEGRATOR_SC_DEC_OFFSET);
- for (i = 0; i < 4; i++) {
- struct lm_device *lmdev;
-
- if ((sc_dec & (16 << i)) == 0)
- continue;
-
- lmdev = kzalloc(sizeof(struct lm_device), GFP_KERNEL);
- if (!lmdev)
- continue;
-
- lmdev->resource.start = 0xc0000000 + 0x10000000 * i;
- lmdev->resource.end = lmdev->resource.start + 0x0fffffff;
- lmdev->resource.flags = IORESOURCE_MEM;
- lmdev->irq = IRQ_AP_EXPINT0 + i;
- lmdev->id = i;
-
- lm_device_register(lmdev);
- }
-
- integrator_init(false);
-}
-
-MACHINE_START(INTEGRATOR, "ARM-Integrator")
- /* Maintainer: ARM Ltd/Deep Blue Solutions Ltd */
- .atag_offset = 0x100,
- .reserve = integrator_reserve,
- .map_io = ap_map_io_atag,
- .init_early = ap_init_early,
- .init_irq = ap_init_irq,
- .handle_irq = fpga_handle_irq,
- .init_time = ap_timer_init,
- .init_machine = ap_init,
- .restart = integrator_restart,
-MACHINE_END
-
-#endif
diff --git a/arch/arm/mach-integrator/integrator_cp.c b/arch/arm/mach-integrator/integrator_cp.c
index 8c60fcb..1df6e76 100644
--- a/arch/arm/mach-integrator/integrator_cp.c
+++ b/arch/arm/mach-integrator/integrator_cp.c
@@ -36,9 +36,7 @@
#include <asm/hardware/arm_timer.h>
#include <asm/hardware/icst.h>
-#include <mach/cm.h>
#include <mach/lm.h>
-#include <mach/irqs.h>
#include <asm/mach/arch.h>
#include <asm/mach/irq.h>
@@ -50,6 +48,7 @@
#include <plat/clcd.h>
#include <plat/sched_clock.h>
+#include "cm.h"
#include "common.h"
/* Base address to the CP controller */
@@ -249,7 +248,6 @@ static void __init intcp_init_early(void)
#endif
}
-#ifdef CONFIG_OF
static const struct of_device_id fpga_irq_of_match[] __initconst = {
{ .compatible = "arm,versatile-fpga-irq", .data = fpga_irq_of_init, },
{ /* Sentinel */ }
@@ -257,6 +255,7 @@ static const struct of_device_id fpga_irq_of_match[] __initconst = {
static void __init intcp_init_irq_of(void)
{
+ cm_init();
of_irq_init(fpga_irq_of_match);
integrator_clk_init(true);
}
@@ -287,6 +286,11 @@ static struct of_dev_auxdata intcp_auxdata_lookup[] __initdata = {
{ /* sentinel */ },
};
+static const struct of_device_id intcp_syscon_match[] = {
+ { .compatible = "arm,integrator-cp-syscon"},
+ { },
+};
+
static void __init intcp_init_of(void)
{
struct device_node *root;
@@ -301,7 +305,8 @@ static void __init intcp_init_of(void)
root = of_find_node_by_path("/");
if (!root)
return;
- cpcon = of_find_node_by_path("/cpcon");
+
+ cpcon = of_find_matching_node(root, intcp_syscon_match);
if (!cpcon)
return;
@@ -354,175 +359,3 @@ DT_MACHINE_START(INTEGRATOR_CP_DT, "ARM Integrator/CP (Device Tree)")
.restart = integrator_restart,
.dt_compat = intcp_dt_board_compat,
MACHINE_END
-
-#endif
-
-#ifdef CONFIG_ATAGS
-
-/*
- * For the ATAG boot some static mappings are needed. This will
- * go away with the ATAG support down the road.
- */
-
-static struct map_desc intcp_io_desc_atag[] __initdata = {
- {
- .virtual = IO_ADDRESS(INTEGRATOR_CP_CTL_BASE),
- .pfn = __phys_to_pfn(INTEGRATOR_CP_CTL_BASE),
- .length = SZ_4K,
- .type = MT_DEVICE
- },
-};
-
-static void __init intcp_map_io_atag(void)
-{
- iotable_init(intcp_io_desc_atag, ARRAY_SIZE(intcp_io_desc_atag));
- intcp_con_base = __io_address(INTEGRATOR_CP_CTL_BASE);
- intcp_map_io();
-}
-
-
-/*
- * This is where non-devicetree initialization code is collected and stashed
- * for eventual deletion.
- */
-
-#define INTCP_FLASH_SIZE SZ_32M
-
-static struct resource intcp_flash_resource = {
- .start = INTCP_PA_FLASH_BASE,
- .end = INTCP_PA_FLASH_BASE + INTCP_FLASH_SIZE - 1,
- .flags = IORESOURCE_MEM,
-};
-
-static struct platform_device intcp_flash_device = {
- .name = "physmap-flash",
- .id = 0,
- .dev = {
- .platform_data = &intcp_flash_data,
- },
- .num_resources = 1,
- .resource = &intcp_flash_resource,
-};
-
-#define INTCP_ETH_SIZE 0x10
-
-static struct resource smc91x_resources[] = {
- [0] = {
- .start = INTEGRATOR_CP_ETH_BASE,
- .end = INTEGRATOR_CP_ETH_BASE + INTCP_ETH_SIZE - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_CP_ETHINT,
- .end = IRQ_CP_ETHINT,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device smc91x_device = {
- .name = "smc91x",
- .id = 0,
- .num_resources = ARRAY_SIZE(smc91x_resources),
- .resource = smc91x_resources,
-};
-
-static struct platform_device *intcp_devs[] __initdata = {
- &intcp_flash_device,
- &smc91x_device,
-};
-
-#define INTCP_VA_CIC_BASE __io_address(INTEGRATOR_HDR_BASE + 0x40)
-#define INTCP_VA_PIC_BASE __io_address(INTEGRATOR_IC_BASE)
-#define INTCP_VA_SIC_BASE __io_address(INTEGRATOR_CP_SIC_BASE)
-
-static void __init intcp_init_irq(void)
-{
- u32 pic_mask, cic_mask, sic_mask;
-
- /* These masks are for the HW IRQ registers */
- pic_mask = ~((~0u) << (11 - 0));
- pic_mask |= (~((~0u) << (29 - 22))) << 22;
- cic_mask = ~((~0u) << (1 + IRQ_CIC_END - IRQ_CIC_START));
- sic_mask = ~((~0u) << (1 + IRQ_SIC_END - IRQ_SIC_START));
-
- /*
- * Disable all interrupt sources
- */
- writel(0xffffffff, INTCP_VA_PIC_BASE + IRQ_ENABLE_CLEAR);
- writel(0xffffffff, INTCP_VA_PIC_BASE + FIQ_ENABLE_CLEAR);
- writel(0xffffffff, INTCP_VA_CIC_BASE + IRQ_ENABLE_CLEAR);
- writel(0xffffffff, INTCP_VA_CIC_BASE + FIQ_ENABLE_CLEAR);
- writel(sic_mask, INTCP_VA_SIC_BASE + IRQ_ENABLE_CLEAR);
- writel(sic_mask, INTCP_VA_SIC_BASE + FIQ_ENABLE_CLEAR);
-
- fpga_irq_init(INTCP_VA_PIC_BASE, "PIC", IRQ_PIC_START,
- -1, pic_mask, NULL);
-
- fpga_irq_init(INTCP_VA_CIC_BASE, "CIC", IRQ_CIC_START,
- -1, cic_mask, NULL);
-
- fpga_irq_init(INTCP_VA_SIC_BASE, "SIC", IRQ_SIC_START,
- IRQ_CP_CPPLDINT, sic_mask, NULL);
-
- integrator_clk_init(true);
-}
-
-#define TIMER0_VA_BASE __io_address(INTEGRATOR_TIMER0_BASE)
-#define TIMER1_VA_BASE __io_address(INTEGRATOR_TIMER1_BASE)
-#define TIMER2_VA_BASE __io_address(INTEGRATOR_TIMER2_BASE)
-
-static void __init cp_timer_init(void)
-{
- writel(0, TIMER0_VA_BASE + TIMER_CTRL);
- writel(0, TIMER1_VA_BASE + TIMER_CTRL);
- writel(0, TIMER2_VA_BASE + TIMER_CTRL);
-
- sp804_clocksource_init(TIMER2_VA_BASE, "timer2");
- sp804_clockevents_init(TIMER1_VA_BASE, IRQ_TIMERINT1, "timer1");
-}
-
-#define INTEGRATOR_CP_MMC_IRQS { IRQ_CP_MMCIINT0, IRQ_CP_MMCIINT1 }
-#define INTEGRATOR_CP_AACI_IRQS { IRQ_CP_AACIINT }
-
-static AMBA_APB_DEVICE(mmc, "mmci", 0, INTEGRATOR_CP_MMC_BASE,
- INTEGRATOR_CP_MMC_IRQS, &mmc_data);
-
-static AMBA_APB_DEVICE(aaci, "aaci", 0, INTEGRATOR_CP_AACI_BASE,
- INTEGRATOR_CP_AACI_IRQS, NULL);
-
-static AMBA_AHB_DEVICE(clcd, "clcd", 0, INTCP_PA_CLCD_BASE,
- { IRQ_CP_CLCDCINT }, &clcd_data);
-
-static struct amba_device *amba_devs[] __initdata = {
- &mmc_device,
- &aaci_device,
- &clcd_device,
-};
-
-static void __init intcp_init(void)
-{
- int i;
-
- platform_add_devices(intcp_devs, ARRAY_SIZE(intcp_devs));
-
- for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
- struct amba_device *d = amba_devs[i];
- amba_device_register(d, &iomem_resource);
- }
- integrator_init(true);
-}
-
-MACHINE_START(CINTEGRATOR, "ARM-IntegratorCP")
- /* Maintainer: ARM Ltd/Deep Blue Solutions Ltd */
- .atag_offset = 0x100,
- .reserve = integrator_reserve,
- .map_io = intcp_map_io_atag,
- .init_early = intcp_init_early,
- .init_irq = intcp_init_irq,
- .handle_irq = fpga_handle_irq,
- .init_time = cp_timer_init,
- .init_machine = intcp_init,
- .restart = integrator_restart,
-MACHINE_END
-
-#endif
diff --git a/arch/arm/mach-integrator/leds.c b/arch/arm/mach-integrator/leds.c
index 7a7f6d3..cb6ac58 100644
--- a/arch/arm/mach-integrator/leds.c
+++ b/arch/arm/mach-integrator/leds.c
@@ -11,10 +11,11 @@
#include <linux/slab.h>
#include <linux/leds.h>
-#include <mach/cm.h>
#include <mach/hardware.h>
#include <mach/platform.h>
+#include "cm.h"
+
#if defined(CONFIG_NEW_LEDS) && defined(CONFIG_LEDS_CLASS)
#define ALPHA_REG __io_address(INTEGRATOR_DBG_BASE)
@@ -78,7 +79,7 @@ static void cm_led_set(struct led_classdev *cdev,
static enum led_brightness cm_led_get(struct led_classdev *cdev)
{
- u32 reg = readl(CM_CTRL);
+ u32 reg = cm_get();
return (reg & CM_CTRL_LED) ? LED_FULL : LED_OFF;
}
diff --git a/arch/arm/mach-integrator/pci_v3.c b/arch/arm/mach-integrator/pci_v3.c
index a87e510..c5e01b2 100644
--- a/arch/arm/mach-integrator/pci_v3.c
+++ b/arch/arm/mach-integrator/pci_v3.c
@@ -36,7 +36,6 @@
#include <mach/hardware.h>
#include <mach/platform.h>
-#include <mach/irqs.h>
#include <asm/mach/map.h>
#include <asm/signal.h>
@@ -605,7 +604,7 @@ v3_pci_fault(unsigned long addr, unsigned int fsr, struct pt_regs *regs)
return 1;
}
-static irqreturn_t v3_irq(int dummy, void *devid)
+static irqreturn_t v3_irq(int irq, void *devid)
{
#ifdef CONFIG_DEBUG_LL
struct pt_regs *regs = get_irq_regs();
@@ -615,7 +614,7 @@ static irqreturn_t v3_irq(int dummy, void *devid)
extern void printascii(const char *);
sprintf(buf, "V3 int %d: pc=0x%08lx [%08lx] LBFADDR=%08x LBFCODE=%02x "
- "ISTAT=%02x\n", IRQ_AP_V3INT, pc, instr,
+ "ISTAT=%02x\n", irq, pc, instr,
__raw_readl(ap_syscon_base + INTEGRATOR_SC_LBFADDR_OFFSET),
__raw_readl(ap_syscon_base + INTEGRATOR_SC_LBFCODE_OFFSET) & 255,
v3_readb(V3_LB_ISTAT));
@@ -809,21 +808,6 @@ static u8 __init pci_v3_swizzle(struct pci_dev *dev, u8 *pinp)
return pci_common_swizzle(dev, pinp);
}
-static int irq_tab[4] __initdata = {
- IRQ_AP_PCIINT0, IRQ_AP_PCIINT1, IRQ_AP_PCIINT2, IRQ_AP_PCIINT3
-};
-
-/*
- * map the specified device/slot/pin to an IRQ. This works out such
- * that slot 9 pin 1 is INT0, pin 2 is INT1, and slot 10 pin 1 is INT1.
- */
-static int __init pci_v3_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
-{
- int intnr = ((slot - 9) + (pin - 1)) & 3;
-
- return irq_tab[intnr];
-}
-
static struct hw_pci pci_v3 __initdata = {
.swizzle = pci_v3_swizzle,
.setup = pci_v3_setup,
@@ -833,16 +817,27 @@ static struct hw_pci pci_v3 __initdata = {
.postinit = pci_v3_postinit,
};
-#ifdef CONFIG_OF
-
-static int __init pci_v3_dtprobe(struct platform_device *pdev,
- struct device_node *np)
+static int __init pci_v3_probe(struct platform_device *pdev)
{
+ struct device_node *np = pdev->dev.of_node;
struct of_pci_range_parser parser;
struct of_pci_range range;
struct resource *res;
int irq, ret;
+ /* Remap the Integrator system controller */
+ ap_syscon_base = devm_ioremap(&pdev->dev, INTEGRATOR_SC_BASE, 0x100);
+ if (!ap_syscon_base) {
+ dev_err(&pdev->dev, "unable to remap the AP syscon for PCIv3\n");
+ return -ENODEV;
+ }
+
+ /* Device tree probe path */
+ if (!np) {
+ dev_err(&pdev->dev, "no device tree node for PCIv3\n");
+ return -ENODEV;
+ }
+
if (of_pci_range_parser_init(&parser, np))
return -EINVAL;
@@ -909,76 +904,6 @@ static int __init pci_v3_dtprobe(struct platform_device *pdev,
return 0;
}
-#else
-
-static inline int pci_v3_dtprobe(struct platform_device *pdev,
- struct device_node *np)
-{
- return -EINVAL;
-}
-
-#endif
-
-static int __init pci_v3_probe(struct platform_device *pdev)
-{
- struct device_node *np = pdev->dev.of_node;
- int ret;
-
- /* Remap the Integrator system controller */
- ap_syscon_base = ioremap(INTEGRATOR_SC_BASE, 0x100);
- if (!ap_syscon_base) {
- dev_err(&pdev->dev, "unable to remap the AP syscon for PCIv3\n");
- return -ENODEV;
- }
-
- /* Device tree probe path */
- if (np)
- return pci_v3_dtprobe(pdev, np);
-
- pci_v3_base = devm_ioremap(&pdev->dev, PHYS_PCI_V3_BASE, SZ_64K);
- if (!pci_v3_base) {
- dev_err(&pdev->dev, "unable to remap PCIv3 base\n");
- return -ENODEV;
- }
-
- ret = devm_request_irq(&pdev->dev, IRQ_AP_V3INT, v3_irq, 0, "V3", NULL);
- if (ret) {
- dev_err(&pdev->dev, "unable to grab PCI error interrupt: %d\n",
- ret);
- return -ENODEV;
- }
-
- conf_mem.name = "PCIv3 config";
- conf_mem.start = PHYS_PCI_CONFIG_BASE;
- conf_mem.end = PHYS_PCI_CONFIG_BASE + SZ_16M - 1;
- conf_mem.flags = IORESOURCE_MEM;
-
- io_mem.name = "PCIv3 I/O";
- io_mem.start = PHYS_PCI_IO_BASE;
- io_mem.end = PHYS_PCI_IO_BASE + SZ_16M - 1;
- io_mem.flags = IORESOURCE_MEM;
-
- non_mem_pci = 0x00000000;
- non_mem_pci_sz = SZ_256M;
- non_mem.name = "PCIv3 non-prefetched mem";
- non_mem.start = PHYS_PCI_MEM_BASE;
- non_mem.end = PHYS_PCI_MEM_BASE + SZ_256M - 1;
- non_mem.flags = IORESOURCE_MEM;
-
- pre_mem_pci = 0x10000000;
- pre_mem_pci_sz = SZ_256M;
- pre_mem.name = "PCIv3 prefetched mem";
- pre_mem.start = PHYS_PCI_PRE_BASE + SZ_256M;
- pre_mem.end = PHYS_PCI_PRE_BASE + SZ_256M - 1;
- pre_mem.flags = IORESOURCE_MEM | IORESOURCE_PREFETCH;
-
- pci_v3.map_irq = pci_v3_map_irq;
-
- pci_common_init_dev(&pdev->dev, &pci_v3);
-
- return 0;
-}
-
static const struct of_device_id pci_ids[] = {
{ .compatible = "v3,v360epc-pci", },
{},
generated by cgit v0.10.2 at 2024-07-16 05:59:37 (GMT)