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-rw-r--r--arch/arm/mach-ux500/board-mop500-uib.c1
-rw-r--r--arch/arm/mach-ux500/board-mop500.c18
-rw-r--r--arch/arm/mach-ux500/cache-l2x0.c3
-rw-r--r--arch/arm/mach-ux500/cpu-db8500.c13
-rw-r--r--arch/arm/mach-ux500/cpu.c17
-rw-r--r--arch/arm/mach-ux500/cpuidle.c4
-rw-r--r--arch/arm/mach-ux500/devices-db8500.c44
-rw-r--r--arch/arm/mach-ux500/devices-db8500.h5
-rw-r--r--arch/arm/mach-ux500/id.c2
-rw-r--r--arch/arm/mach-ux500/id.h (renamed from arch/arm/mach-ux500/include/mach/id.h)21
-rw-r--r--arch/arm/mach-ux500/include/mach/hardware.h1
-rw-r--r--arch/arm/mach-ux500/include/mach/setup.h3
-rw-r--r--arch/arm/mach-ux500/include/mach/uncompress.h2
-rw-r--r--arch/arm/mach-ux500/platsmp.c9
-rw-r--r--arch/arm/mach-ux500/timer.c15
15 files changed, 105 insertions, 53 deletions
diff --git a/arch/arm/mach-ux500/board-mop500-uib.c b/arch/arm/mach-ux500/board-mop500-uib.c
index 1f47d962e3a1..7037d3687e9f 100644
--- a/arch/arm/mach-ux500/board-mop500-uib.c
+++ b/arch/arm/mach-ux500/board-mop500-uib.c
@@ -13,6 +13,7 @@
#include <mach/hardware.h>
#include "board-mop500.h"
+#include "id.h"
enum mop500_uib {
STUIB,
diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c
index b8781caa54b8..3868aa4ff15e 100644
--- a/arch/arm/mach-ux500/board-mop500.c
+++ b/arch/arm/mach-ux500/board-mop500.c
@@ -40,7 +40,6 @@
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
-#include <asm/hardware/gic.h>
#include <mach/hardware.h>
#include <mach/setup.h>
@@ -197,7 +196,7 @@ static struct platform_device snowball_sbnet_dev = {
},
};
-static struct ab8500_platform_data ab8500_platdata = {
+struct ab8500_platform_data ab8500_platdata = {
.irq_base = MOP500_AB8500_IRQ_BASE,
.regulator_reg_init = ab8500_regulator_reg_init,
.num_regulator_reg_init = ARRAY_SIZE(ab8500_regulator_reg_init),
@@ -633,6 +632,7 @@ static void __init mop500_init_machine(void)
int i2c0_devs;
int i;
+ platform_device_register(&db8500_prcmu_device);
mop500_gpio_keys[0].gpio = GPIO_PROX_SENSOR;
mop500_pinmaps_init();
@@ -667,6 +667,7 @@ static void __init snowball_init_machine(void)
struct device *parent = NULL;
int i;
+ platform_device_register(&db8500_prcmu_device);
snowball_pinmaps_init();
parent = u8500_init_devices(&ab8500_platdata);
@@ -692,6 +693,7 @@ static void __init hrefv60_init_machine(void)
int i2c0_devs;
int i;
+ platform_device_register(&db8500_prcmu_device);
/*
* The HREFv60 board removed a GPIO expander and routed
* all these GPIO pins to the internal GPIO controller
@@ -733,8 +735,7 @@ MACHINE_START(U8500, "ST-Ericsson MOP500 platform")
.map_io = u8500_map_io,
.init_irq = ux500_init_irq,
/* we re-use nomadik timer here */
- .timer = &ux500_timer,
- .handle_irq = gic_handle_irq,
+ .init_time = ux500_timer_init,
.init_machine = mop500_init_machine,
.init_late = ux500_init_late,
MACHINE_END
@@ -743,8 +744,7 @@ MACHINE_START(U8520, "ST-Ericsson U8520 Platform HREFP520")
.atag_offset = 0x100,
.map_io = u8500_map_io,
.init_irq = ux500_init_irq,
- .timer = &ux500_timer,
- .handle_irq = gic_handle_irq,
+ .init_time = ux500_timer_init,
.init_machine = mop500_init_machine,
.init_late = ux500_init_late,
MACHINE_END
@@ -754,8 +754,7 @@ MACHINE_START(HREFV60, "ST-Ericsson U8500 Platform HREFv60+")
.smp = smp_ops(ux500_smp_ops),
.map_io = u8500_map_io,
.init_irq = ux500_init_irq,
- .timer = &ux500_timer,
- .handle_irq = gic_handle_irq,
+ .init_time = ux500_timer_init,
.init_machine = hrefv60_init_machine,
.init_late = ux500_init_late,
MACHINE_END
@@ -766,8 +765,7 @@ MACHINE_START(SNOWBALL, "Calao Systems Snowball platform")
.map_io = u8500_map_io,
.init_irq = ux500_init_irq,
/* we re-use nomadik timer here */
- .timer = &ux500_timer,
- .handle_irq = gic_handle_irq,
+ .init_time = ux500_timer_init,
.init_machine = snowball_init_machine,
.init_late = NULL,
MACHINE_END
diff --git a/arch/arm/mach-ux500/cache-l2x0.c b/arch/arm/mach-ux500/cache-l2x0.c
index 75d5b512a3d5..1c1609da76ce 100644
--- a/arch/arm/mach-ux500/cache-l2x0.c
+++ b/arch/arm/mach-ux500/cache-l2x0.c
@@ -10,7 +10,8 @@
#include <asm/cacheflush.h>
#include <asm/hardware/cache-l2x0.h>
#include <mach/hardware.h>
-#include <mach/id.h>
+
+#include "id.h"
static void __iomem *l2x0_base;
diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c
index b80ad9610e97..19235cf7bbe3 100644
--- a/arch/arm/mach-ux500/cpu-db8500.c
+++ b/arch/arm/mach-ux500/cpu-db8500.c
@@ -27,7 +27,6 @@
#include <asm/pmu.h>
#include <asm/mach/map.h>
#include <asm/mach/arch.h>
-#include <asm/hardware/gic.h>
#include <mach/hardware.h>
#include <mach/setup.h>
@@ -37,7 +36,9 @@
#include "devices-db8500.h"
#include "ste-dma40-db8500.h"
+
#include "board-mop500.h"
+#include "id.h"
/* minimum static i/o mapping required to boot U8500 platforms */
static struct map_desc u8500_uart_io_desc[] __initdata = {
@@ -137,14 +138,9 @@ static struct platform_device db8500_pmu_device = {
.dev.platform_data = &db8500_pmu_platdata,
};
-static struct platform_device db8500_prcmu_device = {
- .name = "db8500-prcmu",
-};
-
static struct platform_device *platform_devs[] __initdata = {
&u8500_dma40_device,
&db8500_pmu_device,
- &db8500_prcmu_device,
};
static resource_size_t __initdata db8500_gpio_base[] = {
@@ -284,6 +280,8 @@ static struct of_dev_auxdata u8500_auxdata_lookup[] __initdata = {
OF_DEV_AUXDATA("st,nomadik-i2c", 0x80128000, "nmk-i2c.2", NULL),
OF_DEV_AUXDATA("st,nomadik-i2c", 0x80110000, "nmk-i2c.3", NULL),
OF_DEV_AUXDATA("st,nomadik-i2c", 0x8012a000, "nmk-i2c.4", NULL),
+ OF_DEV_AUXDATA("stericsson,db8500-prcmu", 0x80157000, "db8500-prcmu",
+ &db8500_prcmu_pdata),
/* Requires device name bindings. */
OF_DEV_AUXDATA("stericsson,nmk-pinctrl", U8500_PRCMU_BASE,
"pinctrl-db8500", NULL),
@@ -341,8 +339,7 @@ DT_MACHINE_START(U8500_DT, "ST-Ericsson Ux5x0 platform (Device Tree Support)")
.map_io = u8500_map_io,
.init_irq = ux500_init_irq,
/* we re-use nomadik timer here */
- .timer = &ux500_timer,
- .handle_irq = gic_handle_irq,
+ .init_time = ux500_timer_init,
.init_machine = u8500_init_machine,
.init_late = NULL,
.dt_compat = stericsson_dt_platform_compat,
diff --git a/arch/arm/mach-ux500/cpu.c b/arch/arm/mach-ux500/cpu.c
index 721e7b4275f3..537870d3fea8 100644
--- a/arch/arm/mach-ux500/cpu.c
+++ b/arch/arm/mach-ux500/cpu.c
@@ -17,9 +17,10 @@
#include <linux/of.h>
#include <linux/of_irq.h>
#include <linux/irq.h>
+#include <linux/irqchip.h>
+#include <linux/irqchip/arm-gic.h>
#include <linux/platform_data/clk-ux500.h>
-#include <asm/hardware/gic.h>
#include <asm/mach/map.h>
#include <mach/hardware.h>
@@ -27,6 +28,7 @@
#include <mach/devices.h>
#include "board-mop500.h"
+#include "id.h"
void __iomem *_PRCMU_BASE;
@@ -42,11 +44,6 @@ void __iomem *_PRCMU_BASE;
* This feels fragile because it depends on the gpio device getting probed
* _before_ any device uses the gpio interrupts.
*/
-static const struct of_device_id ux500_dt_irq_match[] = {
- { .compatible = "arm,cortex-a9-gic", .data = gic_of_init, },
- {},
-};
-
void __init ux500_init_irq(void)
{
void __iomem *dist_base;
@@ -62,7 +59,7 @@ void __init ux500_init_irq(void)
#ifdef CONFIG_OF
if (of_have_populated_dt())
- of_irq_init(ux500_dt_irq_match);
+ irqchip_init();
else
#endif
gic_init(0, 29, dist_base, cpu_base);
@@ -71,13 +68,11 @@ void __init ux500_init_irq(void)
* Init clocks here so that they are available for system timer
* initialization.
*/
- if (cpu_is_u8500_family())
+ if (cpu_is_u8500_family() || cpu_is_u9540())
db8500_prcmu_early_init();
- if (cpu_is_u8500_family())
+ if (cpu_is_u8500_family() || cpu_is_u9540())
u8500_clk_init();
- else if (cpu_is_u9540())
- u9540_clk_init();
else if (cpu_is_u8540())
u8540_clk_init();
}
diff --git a/arch/arm/mach-ux500/cpuidle.c b/arch/arm/mach-ux500/cpuidle.c
index b54884bd2549..ce9149302cc3 100644
--- a/arch/arm/mach-ux500/cpuidle.c
+++ b/arch/arm/mach-ux500/cpuidle.c
@@ -40,8 +40,10 @@ static inline int ux500_enter_idle(struct cpuidle_device *dev,
goto wfi;
/* decouple the gic from the A9 cores */
- if (prcmu_gic_decouple())
+ if (prcmu_gic_decouple()) {
+ spin_unlock(&master_lock);
goto out;
+ }
/* If an error occur, we will have to recouple the gic
* manually */
diff --git a/arch/arm/mach-ux500/devices-db8500.c b/arch/arm/mach-ux500/devices-db8500.c
index 318d49020894..f3d9419f75d3 100644
--- a/arch/arm/mach-ux500/devices-db8500.c
+++ b/arch/arm/mach-ux500/devices-db8500.c
@@ -13,11 +13,13 @@
#include <linux/amba/bus.h>
#include <linux/amba/pl022.h>
#include <linux/platform_data/dma-ste-dma40.h>
+#include <linux/mfd/dbx500-prcmu.h>
#include <mach/hardware.h>
#include <mach/setup.h>
#include <mach/irqs.h>
+#include "devices-db8500.h"
#include "ste-dma40-db8500.h"
static struct resource dma40_resources[] = {
@@ -194,3 +196,45 @@ struct platform_device u8500_ske_keypad_device = {
.num_resources = ARRAY_SIZE(keypad_resources),
.resource = keypad_resources,
};
+
+struct prcmu_pdata db8500_prcmu_pdata = {
+ .ab_platdata = &ab8500_platdata,
+ .version_offset = DB8500_PRCMU_FW_VERSION_OFFSET,
+ .legacy_offset = DB8500_PRCMU_LEGACY_OFFSET,
+};
+
+static struct resource db8500_prcmu_res[] = {
+ {
+ .name = "prcmu",
+ .start = U8500_PRCMU_BASE,
+ .end = U8500_PRCMU_BASE + SZ_8K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .name = "prcmu-tcdm",
+ .start = U8500_PRCMU_TCDM_BASE,
+ .end = U8500_PRCMU_TCDM_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .name = "irq",
+ .start = IRQ_DB8500_PRCMU1,
+ .end = IRQ_DB8500_PRCMU1,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "prcmu-tcpm",
+ .start = U8500_PRCMU_TCPM_BASE,
+ .end = U8500_PRCMU_TCPM_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+struct platform_device db8500_prcmu_device = {
+ .name = "db8500-prcmu",
+ .resource = db8500_prcmu_res,
+ .num_resources = ARRAY_SIZE(db8500_prcmu_res),
+ .dev = {
+ .platform_data = &db8500_prcmu_pdata,
+ },
+};
diff --git a/arch/arm/mach-ux500/devices-db8500.h b/arch/arm/mach-ux500/devices-db8500.h
index a5e05f6e256f..dbcb35c48f06 100644
--- a/arch/arm/mach-ux500/devices-db8500.h
+++ b/arch/arm/mach-ux500/devices-db8500.h
@@ -14,6 +14,11 @@
struct ske_keypad_platform_data;
struct pl022_ssp_controller;
+struct platform_device;
+
+extern struct ab8500_platform_data ab8500_platdata;
+extern struct prcmu_pdata db8500_prcmu_pdata;
+extern struct platform_device db8500_prcmu_device;
static inline struct platform_device *
db8500_add_ske_keypad(struct device *parent,
diff --git a/arch/arm/mach-ux500/id.c b/arch/arm/mach-ux500/id.c
index d1579920139f..9f951842e1e5 100644
--- a/arch/arm/mach-ux500/id.c
+++ b/arch/arm/mach-ux500/id.c
@@ -17,6 +17,8 @@
#include <mach/hardware.h>
#include <mach/setup.h>
+#include "id.h"
+
struct dbx500_asic_id dbx500_id;
static unsigned int ux500_read_asicid(phys_addr_t addr)
diff --git a/arch/arm/mach-ux500/include/mach/id.h b/arch/arm/mach-ux500/id.h
index 9c42642ab168..bcc58a8cccbc 100644
--- a/arch/arm/mach-ux500/include/mach/id.h
+++ b/arch/arm/mach-ux500/id.h
@@ -61,9 +61,14 @@ static inline bool __attribute_const__ cpu_is_u8540(void)
return dbx500_partnumber() == 0x8540;
}
+static inline bool __attribute_const__ cpu_is_u8580(void)
+{
+ return dbx500_partnumber() == 0x8580;
+}
+
static inline bool cpu_is_ux540_family(void)
{
- return cpu_is_u9540() || cpu_is_u8540();
+ return cpu_is_u9540() || cpu_is_u8540() || cpu_is_u8580();
}
/*
@@ -115,6 +120,20 @@ static inline bool cpu_is_u8500v20_or_later(void)
return (cpu_is_u8500() && !cpu_is_u8500v10() && !cpu_is_u8500v11());
}
+/*
+ * 8540 revisions
+ */
+
+static inline bool __attribute_const__ cpu_is_u8540v10(void)
+{
+ return cpu_is_u8540() && dbx500_revision() == 0xA0;
+}
+
+static inline bool __attribute_const__ cpu_is_u8580v10(void)
+{
+ return cpu_is_u8580() && dbx500_revision() == 0xA0;
+}
+
static inline bool ux500_is_svp(void)
{
return false;
diff --git a/arch/arm/mach-ux500/include/mach/hardware.h b/arch/arm/mach-ux500/include/mach/hardware.h
index 28d16e744bfd..5201ddace503 100644
--- a/arch/arm/mach-ux500/include/mach/hardware.h
+++ b/arch/arm/mach-ux500/include/mach/hardware.h
@@ -39,7 +39,6 @@
#ifndef __ASSEMBLY__
-#include <mach/id.h>
extern void __iomem *_PRCMU_BASE;
#define ARRAY_AND_SIZE(x) (x), ARRAY_SIZE(x)
diff --git a/arch/arm/mach-ux500/include/mach/setup.h b/arch/arm/mach-ux500/include/mach/setup.h
index 6be4c4d2ab88..bddce2b49372 100644
--- a/arch/arm/mach-ux500/include/mach/setup.h
+++ b/arch/arm/mach-ux500/include/mach/setup.h
@@ -28,8 +28,7 @@ extern struct device *ux500_soc_device_init(const char *soc_id);
struct amba_device;
extern void __init amba_add_devices(struct amba_device *devs[], int num);
-struct sys_timer;
-extern struct sys_timer ux500_timer;
+extern void ux500_timer_init(void);
#define __IO_DEV_DESC(x, sz) { \
.virtual = IO_ADDRESS(x), \
diff --git a/arch/arm/mach-ux500/include/mach/uncompress.h b/arch/arm/mach-ux500/include/mach/uncompress.h
index d60ecd1753f0..36969d52e53a 100644
--- a/arch/arm/mach-ux500/include/mach/uncompress.h
+++ b/arch/arm/mach-ux500/include/mach/uncompress.h
@@ -54,6 +54,4 @@ static inline void arch_decomp_setup(void)
ux500_uart_base = (void __iomem *)U8500_UART2_BASE;
}
-#define arch_decomp_wdog() /* nothing to do here */
-
#endif /* __ASM_ARCH_UNCOMPRESS_H */
diff --git a/arch/arm/mach-ux500/platsmp.c b/arch/arm/mach-ux500/platsmp.c
index 3db7782f3afb..18f7af339dc9 100644
--- a/arch/arm/mach-ux500/platsmp.c
+++ b/arch/arm/mach-ux500/platsmp.c
@@ -16,14 +16,17 @@
#include <linux/device.h>
#include <linux/smp.h>
#include <linux/io.h>
+#include <linux/irqchip/arm-gic.h>
#include <asm/cacheflush.h>
-#include <asm/hardware/gic.h>
#include <asm/smp_plat.h>
#include <asm/smp_scu.h>
+
#include <mach/hardware.h>
#include <mach/setup.h>
+#include "id.h"
+
/* This is called from headsmp.S to wakeup the secondary core */
extern void u8500_secondary_startup(void);
@@ -91,7 +94,7 @@ static int __cpuinit ux500_boot_secondary(unsigned int cpu, struct task_struct *
*/
write_pen_release(cpu_logical_map(cpu));
- smp_send_reschedule(cpu);
+ arch_send_wakeup_ipi_mask(cpumask_of(cpu));
timeout = jiffies + (1 * HZ);
while (time_before(jiffies, timeout)) {
@@ -155,8 +158,6 @@ static void __init ux500_smp_init_cpus(void)
for (i = 0; i < ncores; i++)
set_cpu_possible(i, true);
-
- set_smp_cross_call(gic_raise_softirq);
}
static void __init ux500_smp_prepare_cpus(unsigned int max_cpus)
diff --git a/arch/arm/mach-ux500/timer.c b/arch/arm/mach-ux500/timer.c
index 875309acb022..a6af0b8732ba 100644
--- a/arch/arm/mach-ux500/timer.c
+++ b/arch/arm/mach-ux500/timer.c
@@ -17,6 +17,8 @@
#include <mach/hardware.h>
#include <mach/irqs.h>
+#include "id.h"
+
#ifdef CONFIG_HAVE_ARM_TWD
static DEFINE_TWD_LOCAL_TIMER(u8500_twd_local_timer,
U8500_TWD_BASE, IRQ_LOCALTIMER);
@@ -46,7 +48,7 @@ const static struct of_device_id prcmu_timer_of_match[] __initconst = {
{ },
};
-static void __init ux500_timer_init(void)
+void __init ux500_timer_init(void)
{
void __iomem *mtu_timer_base;
void __iomem *prcmu_timer_base;
@@ -99,14 +101,3 @@ dt_fail:
clksrc_dbx500_prcmu_init(prcmu_timer_base);
ux500_twd_init();
}
-
-static void ux500_timer_reset(void)
-{
- nmdk_clkevt_reset();
- nmdk_clksrc_reset();
-}
-
-struct sys_timer ux500_timer = {
- .init = ux500_timer_init,
- .resume = ux500_timer_reset,
-};
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-26 14:12:59 +0300