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Diffstat (limited to 'arch/sh/kernel/cpu/sh5')
-rw-r--r--arch/sh/kernel/cpu/sh5/entry.S19
-rw-r--r--arch/sh/kernel/cpu/sh5/probe.c2
-rw-r--r--arch/sh/kernel/cpu/sh5/setup-sh5.c91
3 files changed, 35 insertions, 77 deletions
diff --git a/arch/sh/kernel/cpu/sh5/entry.S b/arch/sh/kernel/cpu/sh5/entry.S
index 7e605b95592..0c8d0377d40 100644
--- a/arch/sh/kernel/cpu/sh5/entry.S
+++ b/arch/sh/kernel/cpu/sh5/entry.S
@@ -1228,6 +1228,25 @@ ret_from_fork:
pta ret_from_syscall, tr0
blink tr0, ZERO
+.global ret_from_kernel_thread
+ret_from_kernel_thread:
+
+ movi schedule_tail,r5
+ ori r5, 1, r5
+ ptabs r5, tr0
+ blink tr0, LINK
+
+ ld.q SP, FRAME_R(2), r2
+ ld.q SP, FRAME_R(3), r3
+ ptabs r3, tr0
+ blink tr0, LINK
+
+ ld.q SP, FRAME_S(FSPC), r2
+ addi r2, 4, r2 /* Move PC, being pre-execution event */
+ st.q SP, FRAME_S(FSPC), r2
+ pta ret_from_syscall, tr0
+ blink tr0, ZERO
+
syscall_allowed:
/* Use LINK to deflect the exit point, default is syscall_ret */
pta syscall_ret, tr0
diff --git a/arch/sh/kernel/cpu/sh5/probe.c b/arch/sh/kernel/cpu/sh5/probe.c
index 9e882409e4e..eca427c2f2f 100644
--- a/arch/sh/kernel/cpu/sh5/probe.c
+++ b/arch/sh/kernel/cpu/sh5/probe.c
@@ -17,7 +17,7 @@
#include <asm/cache.h>
#include <asm/tlb.h>
-void __cpuinit cpu_probe(void)
+void cpu_probe(void)
{
unsigned long long cir;
diff --git a/arch/sh/kernel/cpu/sh5/setup-sh5.c b/arch/sh/kernel/cpu/sh5/setup-sh5.c
index 18419f1de96..1bf0b2cf665 100644
--- a/arch/sh/kernel/cpu/sh5/setup-sh5.c
+++ b/arch/sh/kernel/cpu/sh5/setup-sh5.c
@@ -17,17 +17,23 @@
#include <asm/addrspace.h>
static struct plat_sci_port scif0_platform_data = {
- .mapbase = PHYS_PERIPHERAL_BLOCK + 0x01030000,
.flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP,
.scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
- .scbrr_algo_id = SCBRR_ALGO_2,
.type = PORT_SCIF,
- .irqs = { 39, 40, 42, 0 },
+};
+
+static struct resource scif0_resources[] = {
+ DEFINE_RES_MEM(PHYS_PERIPHERAL_BLOCK + 0x01030000, 0x100),
+ DEFINE_RES_IRQ(39),
+ DEFINE_RES_IRQ(40),
+ DEFINE_RES_IRQ(42),
};
static struct platform_device scif0_device = {
.name = "sh-sci",
.id = 0,
+ .resource = scif0_resources,
+ .num_resources = ARRAY_SIZE(scif0_resources),
.dev = {
.platform_data = &scif0_platform_data,
},
@@ -65,30 +71,20 @@ static struct platform_device rtc_device = {
#define TMU_BLOCK_OFF 0x01020000
#define TMU_BASE PHYS_PERIPHERAL_BLOCK + TMU_BLOCK_OFF
-#define TMU0_BASE (TMU_BASE + 0x8 + (0xc * 0x0))
-#define TMU1_BASE (TMU_BASE + 0x8 + (0xc * 0x1))
-#define TMU2_BASE (TMU_BASE + 0x8 + (0xc * 0x2))
static struct sh_timer_config tmu0_platform_data = {
- .channel_offset = 0x04,
- .timer_bit = 0,
- .clockevent_rating = 200,
+ .channels_mask = 7,
};
static struct resource tmu0_resources[] = {
- [0] = {
- .start = TMU0_BASE,
- .end = TMU0_BASE + 0xc - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_TUNI0,
- .flags = IORESOURCE_IRQ,
- },
+ DEFINE_RES_MEM(TMU_BASE, 0x30),
+ DEFINE_RES_IRQ(IRQ_TUNI0),
+ DEFINE_RES_IRQ(IRQ_TUNI1),
+ DEFINE_RES_IRQ(IRQ_TUNI2),
};
static struct platform_device tmu0_device = {
- .name = "sh_tmu",
+ .name = "sh-tmu",
.id = 0,
.dev = {
.platform_data = &tmu0_platform_data,
@@ -97,66 +93,9 @@ static struct platform_device tmu0_device = {
.num_resources = ARRAY_SIZE(tmu0_resources),
};
-static struct sh_timer_config tmu1_platform_data = {
- .channel_offset = 0x10,
- .timer_bit = 1,
- .clocksource_rating = 200,
-};
-
-static struct resource tmu1_resources[] = {
- [0] = {
- .start = TMU1_BASE,
- .end = TMU1_BASE + 0xc - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_TUNI1,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device tmu1_device = {
- .name = "sh_tmu",
- .id = 1,
- .dev = {
- .platform_data = &tmu1_platform_data,
- },
- .resource = tmu1_resources,
- .num_resources = ARRAY_SIZE(tmu1_resources),
-};
-
-static struct sh_timer_config tmu2_platform_data = {
- .channel_offset = 0x1c,
- .timer_bit = 2,
-};
-
-static struct resource tmu2_resources[] = {
- [0] = {
- .start = TMU2_BASE,
- .end = TMU2_BASE + 0xc - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_TUNI2,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device tmu2_device = {
- .name = "sh_tmu",
- .id = 2,
- .dev = {
- .platform_data = &tmu2_platform_data,
- },
- .resource = tmu2_resources,
- .num_resources = ARRAY_SIZE(tmu2_resources),
-};
-
static struct platform_device *sh5_early_devices[] __initdata = {
&scif0_device,
&tmu0_device,
- &tmu1_device,
- &tmu2_device,
};
static struct platform_device *sh5_devices[] __initdata = {