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-rw-r--r--arch/sh/kernel/cpu/sh4/Makefile8
-rw-r--r--arch/sh/kernel/cpu/sh4/clock-sh4-202.c32
-rw-r--r--arch/sh/kernel/cpu/sh4/clock-sh4.c8
-rw-r--r--arch/sh/kernel/cpu/sh4/fpu.c161
-rw-r--r--arch/sh/kernel/cpu/sh4/perf_event.c253
-rw-r--r--arch/sh/kernel/cpu/sh4/probe.c39
-rw-r--r--arch/sh/kernel/cpu/sh4/setup-sh4-202.c40
-rw-r--r--arch/sh/kernel/cpu/sh4/setup-sh7750.c36
-rw-r--r--arch/sh/kernel/cpu/sh4/setup-sh7760.c118
-rw-r--r--arch/sh/kernel/cpu/sh4/sq.c25
10 files changed, 462 insertions, 258 deletions
diff --git a/arch/sh/kernel/cpu/sh4/Makefile b/arch/sh/kernel/cpu/sh4/Makefile
index 203b18347b8..3a1dbc70983 100644
--- a/arch/sh/kernel/cpu/sh4/Makefile
+++ b/arch/sh/kernel/cpu/sh4/Makefile
@@ -9,6 +9,11 @@ obj-$(CONFIG_HIBERNATION) += $(addprefix ../sh3/, swsusp.o)
obj-$(CONFIG_SH_FPU) += fpu.o softfloat.o
obj-$(CONFIG_SH_STORE_QUEUES) += sq.o
+# Perf events
+perf-$(CONFIG_CPU_SUBTYPE_SH7750) := perf_event.o
+perf-$(CONFIG_CPU_SUBTYPE_SH7750S) := perf_event.o
+perf-$(CONFIG_CPU_SUBTYPE_SH7091) := perf_event.o
+
# CPU subtype setup
obj-$(CONFIG_CPU_SUBTYPE_SH7750) += setup-sh7750.o
obj-$(CONFIG_CPU_SUBTYPE_SH7750R) += setup-sh7750.o
@@ -27,4 +32,5 @@ endif
# Additional clocks by subtype
clock-$(CONFIG_CPU_SUBTYPE_SH4_202) += clock-sh4-202.o
-obj-y += $(clock-y)
+obj-y += $(clock-y)
+obj-$(CONFIG_PERF_EVENTS) += $(perf-y)
diff --git a/arch/sh/kernel/cpu/sh4/clock-sh4-202.c b/arch/sh/kernel/cpu/sh4/clock-sh4-202.c
index 21421e34e7d..3f6f8e98635 100644
--- a/arch/sh/kernel/cpu/sh4/clock-sh4-202.c
+++ b/arch/sh/kernel/cpu/sh4/clock-sh4-202.c
@@ -12,9 +12,10 @@
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/err.h>
+#include <linux/io.h>
+#include <linux/clkdev.h>
#include <asm/clock.h>
#include <asm/freq.h>
-#include <asm/io.h>
#define CPG2_FRQCR3 0xfe0a0018
@@ -23,7 +24,7 @@ static int frqcr3_values[] = { 0, 1, 2, 3, 4, 5, 6 };
static unsigned long emi_clk_recalc(struct clk *clk)
{
- int idx = ctrl_inl(CPG2_FRQCR3) & 0x0007;
+ int idx = __raw_readl(CPG2_FRQCR3) & 0x0007;
return clk->parent->rate / frqcr3_divisors[idx];
}
@@ -45,14 +46,13 @@ static struct clk_ops sh4202_emi_clk_ops = {
};
static struct clk sh4202_emi_clk = {
- .name = "emi_clk",
.flags = CLK_ENABLE_ON_INIT,
.ops = &sh4202_emi_clk_ops,
};
static unsigned long femi_clk_recalc(struct clk *clk)
{
- int idx = (ctrl_inl(CPG2_FRQCR3) >> 3) & 0x0007;
+ int idx = (__raw_readl(CPG2_FRQCR3) >> 3) & 0x0007;
return clk->parent->rate / frqcr3_divisors[idx];
}
@@ -61,7 +61,6 @@ static struct clk_ops sh4202_femi_clk_ops = {
};
static struct clk sh4202_femi_clk = {
- .name = "femi_clk",
.flags = CLK_ENABLE_ON_INIT,
.ops = &sh4202_femi_clk_ops,
};
@@ -82,8 +81,7 @@ static void shoc_clk_init(struct clk *clk)
for (i = 0; i < ARRAY_SIZE(frqcr3_divisors); i++) {
int divisor = frqcr3_divisors[i];
- if (clk->ops->set_rate(clk, clk->parent->rate /
- divisor, 0) == 0)
+ if (clk->ops->set_rate(clk, clk->parent->rate / divisor) == 0)
break;
}
@@ -92,7 +90,7 @@ static void shoc_clk_init(struct clk *clk)
static unsigned long shoc_clk_recalc(struct clk *clk)
{
- int idx = (ctrl_inl(CPG2_FRQCR3) >> 6) & 0x0007;
+ int idx = (__raw_readl(CPG2_FRQCR3) >> 6) & 0x0007;
return clk->parent->rate / frqcr3_divisors[idx];
}
@@ -111,7 +109,7 @@ static int shoc_clk_verify_rate(struct clk *clk, unsigned long rate)
return 0;
}
-static int shoc_clk_set_rate(struct clk *clk, unsigned long rate, int algo_id)
+static int shoc_clk_set_rate(struct clk *clk, unsigned long rate)
{
unsigned long frqcr3;
unsigned int tmp;
@@ -122,10 +120,10 @@ static int shoc_clk_set_rate(struct clk *clk, unsigned long rate, int algo_id)
tmp = frqcr3_lookup(clk, rate);
- frqcr3 = ctrl_inl(CPG2_FRQCR3);
+ frqcr3 = __raw_readl(CPG2_FRQCR3);
frqcr3 &= ~(0x0007 << 6);
frqcr3 |= tmp << 6;
- ctrl_outl(frqcr3, CPG2_FRQCR3);
+ __raw_writel(frqcr3, CPG2_FRQCR3);
clk->rate = clk->parent->rate / frqcr3_divisors[tmp];
@@ -139,7 +137,6 @@ static struct clk_ops sh4202_shoc_clk_ops = {
};
static struct clk sh4202_shoc_clk = {
- .name = "shoc_clk",
.flags = CLK_ENABLE_ON_INIT,
.ops = &sh4202_shoc_clk_ops,
};
@@ -150,6 +147,15 @@ static struct clk *sh4202_onchip_clocks[] = {
&sh4202_shoc_clk,
};
+#define CLKDEV_CON_ID(_id, _clk) { .con_id = _id, .clk = _clk }
+
+static struct clk_lookup lookups[] = {
+ /* main clocks */
+ CLKDEV_CON_ID("emi_clk", &sh4202_emi_clk),
+ CLKDEV_CON_ID("femi_clk", &sh4202_femi_clk),
+ CLKDEV_CON_ID("shoc_clk", &sh4202_shoc_clk),
+};
+
int __init arch_clk_init(void)
{
struct clk *clk;
@@ -167,5 +173,7 @@ int __init arch_clk_init(void)
clk_put(clk);
+ clkdev_add_table(lookups, ARRAY_SIZE(lookups));
+
return ret;
}
diff --git a/arch/sh/kernel/cpu/sh4/clock-sh4.c b/arch/sh/kernel/cpu/sh4/clock-sh4.c
index 73294d9cd04..5add75c1f53 100644
--- a/arch/sh/kernel/cpu/sh4/clock-sh4.c
+++ b/arch/sh/kernel/cpu/sh4/clock-sh4.c
@@ -28,7 +28,7 @@ static int pfc_divisors[] = { 2, 3, 4, 6, 8, 2, 2, 2 };
static void master_clk_init(struct clk *clk)
{
- clk->rate *= pfc_divisors[ctrl_inw(FRQCR) & 0x0007];
+ clk->rate *= pfc_divisors[__raw_readw(FRQCR) & 0x0007];
}
static struct clk_ops sh4_master_clk_ops = {
@@ -37,7 +37,7 @@ static struct clk_ops sh4_master_clk_ops = {
static unsigned long module_clk_recalc(struct clk *clk)
{
- int idx = (ctrl_inw(FRQCR) & 0x0007);
+ int idx = (__raw_readw(FRQCR) & 0x0007);
return clk->parent->rate / pfc_divisors[idx];
}
@@ -47,7 +47,7 @@ static struct clk_ops sh4_module_clk_ops = {
static unsigned long bus_clk_recalc(struct clk *clk)
{
- int idx = (ctrl_inw(FRQCR) >> 3) & 0x0007;
+ int idx = (__raw_readw(FRQCR) >> 3) & 0x0007;
return clk->parent->rate / bfc_divisors[idx];
}
@@ -57,7 +57,7 @@ static struct clk_ops sh4_bus_clk_ops = {
static unsigned long cpu_clk_recalc(struct clk *clk)
{
- int idx = (ctrl_inw(FRQCR) >> 6) & 0x0007;
+ int idx = (__raw_readw(FRQCR) >> 6) & 0x0007;
return clk->parent->rate / ifc_divisors[idx];
}
diff --git a/arch/sh/kernel/cpu/sh4/fpu.c b/arch/sh/kernel/cpu/sh4/fpu.c
index e3ea5411da6..447482d7f65 100644
--- a/arch/sh/kernel/cpu/sh4/fpu.c
+++ b/arch/sh/kernel/cpu/sh4/fpu.c
@@ -41,13 +41,11 @@ static unsigned int fpu_exception_flags;
/*
* Save FPU registers onto task structure.
- * Assume called with FPU enabled (SR.FD=0).
*/
-void save_fpu(struct task_struct *tsk, struct pt_regs *regs)
+void save_fpu(struct task_struct *tsk)
{
unsigned long dummy;
- clear_tsk_thread_flag(tsk, TIF_USEDFPU);
enable_fpu();
asm volatile ("sts.l fpul, @-%0\n\t"
"sts.l fpscr, @-%0\n\t"
@@ -87,15 +85,14 @@ void save_fpu(struct task_struct *tsk, struct pt_regs *regs)
"fmov.s fr1, @-%0\n\t"
"fmov.s fr0, @-%0\n\t"
"lds %3, fpscr\n\t":"=r" (dummy)
- :"0"((char *)(&tsk->thread.fpu.hard.status)),
+ :"0"((char *)(&tsk->thread.xstate->hardfpu.status)),
"r"(FPSCR_RCHG), "r"(FPSCR_INIT)
:"memory");
disable_fpu();
- release_fpu(regs);
}
-static void restore_fpu(struct task_struct *tsk)
+void restore_fpu(struct task_struct *tsk)
{
unsigned long dummy;
@@ -138,62 +135,11 @@ static void restore_fpu(struct task_struct *tsk)
"lds.l @%0+, fpscr\n\t"
"lds.l @%0+, fpul\n\t"
:"=r" (dummy)
- :"0"(&tsk->thread.fpu), "r"(FPSCR_RCHG)
+ :"0" (tsk->thread.xstate), "r" (FPSCR_RCHG)
:"memory");
disable_fpu();
}
-/*
- * Load the FPU with signalling NANS. This bit pattern we're using
- * has the property that no matter wether considered as single or as
- * double precision represents signaling NANS.
- */
-
-static void fpu_init(void)
-{
- enable_fpu();
- asm volatile ( "lds %0, fpul\n\t"
- "lds %1, fpscr\n\t"
- "fsts fpul, fr0\n\t"
- "fsts fpul, fr1\n\t"
- "fsts fpul, fr2\n\t"
- "fsts fpul, fr3\n\t"
- "fsts fpul, fr4\n\t"
- "fsts fpul, fr5\n\t"
- "fsts fpul, fr6\n\t"
- "fsts fpul, fr7\n\t"
- "fsts fpul, fr8\n\t"
- "fsts fpul, fr9\n\t"
- "fsts fpul, fr10\n\t"
- "fsts fpul, fr11\n\t"
- "fsts fpul, fr12\n\t"
- "fsts fpul, fr13\n\t"
- "fsts fpul, fr14\n\t"
- "fsts fpul, fr15\n\t"
- "frchg\n\t"
- "fsts fpul, fr0\n\t"
- "fsts fpul, fr1\n\t"
- "fsts fpul, fr2\n\t"
- "fsts fpul, fr3\n\t"
- "fsts fpul, fr4\n\t"
- "fsts fpul, fr5\n\t"
- "fsts fpul, fr6\n\t"
- "fsts fpul, fr7\n\t"
- "fsts fpul, fr8\n\t"
- "fsts fpul, fr9\n\t"
- "fsts fpul, fr10\n\t"
- "fsts fpul, fr11\n\t"
- "fsts fpul, fr12\n\t"
- "fsts fpul, fr13\n\t"
- "fsts fpul, fr14\n\t"
- "fsts fpul, fr15\n\t"
- "frchg\n\t"
- "lds %2, fpscr\n\t"
- : /* no output */
- :"r" (0), "r"(FPSCR_RCHG), "r"(FPSCR_INIT));
- disable_fpu();
-}
-
/**
* denormal_to_double - Given denormalized float number,
* store double float
@@ -285,10 +231,9 @@ static int ieee_fpe_handler(struct pt_regs *regs)
/* fcnvsd */
struct task_struct *tsk = current;
- save_fpu(tsk, regs);
- if ((tsk->thread.fpu.hard.fpscr & FPSCR_CAUSE_ERROR))
+ if ((tsk->thread.xstate->hardfpu.fpscr & FPSCR_CAUSE_ERROR))
/* FPU error */
- denormal_to_double(&tsk->thread.fpu.hard,
+ denormal_to_double(&tsk->thread.xstate->hardfpu,
(finsn >> 8) & 0xf);
else
return 0;
@@ -304,9 +249,9 @@ static int ieee_fpe_handler(struct pt_regs *regs)
n = (finsn >> 8) & 0xf;
m = (finsn >> 4) & 0xf;
- hx = tsk->thread.fpu.hard.fp_regs[n];
- hy = tsk->thread.fpu.hard.fp_regs[m];
- fpscr = tsk->thread.fpu.hard.fpscr;
+ hx = tsk->thread.xstate->hardfpu.fp_regs[n];
+ hy = tsk->thread.xstate->hardfpu.fp_regs[m];
+ fpscr = tsk->thread.xstate->hardfpu.fpscr;
prec = fpscr & FPSCR_DBL_PRECISION;
if ((fpscr & FPSCR_CAUSE_ERROR)
@@ -316,18 +261,18 @@ static int ieee_fpe_handler(struct pt_regs *regs)
/* FPU error because of denormal (doubles) */
llx = ((long long)hx << 32)
- | tsk->thread.fpu.hard.fp_regs[n + 1];
+ | tsk->thread.xstate->hardfpu.fp_regs[n + 1];
lly = ((long long)hy << 32)
- | tsk->thread.fpu.hard.fp_regs[m + 1];
+ | tsk->thread.xstate->hardfpu.fp_regs[m + 1];
llx = float64_mul(llx, lly);
- tsk->thread.fpu.hard.fp_regs[n] = llx >> 32;
- tsk->thread.fpu.hard.fp_regs[n + 1] = llx & 0xffffffff;
+ tsk->thread.xstate->hardfpu.fp_regs[n] = llx >> 32;
+ tsk->thread.xstate->hardfpu.fp_regs[n + 1] = llx & 0xffffffff;
} else if ((fpscr & FPSCR_CAUSE_ERROR)
&& (!prec && ((hx & 0x7fffffff) < 0x00800000
|| (hy & 0x7fffffff) < 0x00800000))) {
/* FPU error because of denormal (floats) */
hx = float32_mul(hx, hy);
- tsk->thread.fpu.hard.fp_regs[n] = hx;
+ tsk->thread.xstate->hardfpu.fp_regs[n] = hx;
} else
return 0;
@@ -342,9 +287,9 @@ static int ieee_fpe_handler(struct pt_regs *regs)
n = (finsn >> 8) & 0xf;
m = (finsn >> 4) & 0xf;
- hx = tsk->thread.fpu.hard.fp_regs[n];
- hy = tsk->thread.fpu.hard.fp_regs[m];
- fpscr = tsk->thread.fpu.hard.fpscr;
+ hx = tsk->thread.xstate->hardfpu.fp_regs[n];
+ hy = tsk->thread.xstate->hardfpu.fp_regs[m];
+ fpscr = tsk->thread.xstate->hardfpu.fpscr;
prec = fpscr & FPSCR_DBL_PRECISION;
if ((fpscr & FPSCR_CAUSE_ERROR)
@@ -354,15 +299,15 @@ static int ieee_fpe_handler(struct pt_regs *regs)
/* FPU error because of denormal (doubles) */
llx = ((long long)hx << 32)
- | tsk->thread.fpu.hard.fp_regs[n + 1];
+ | tsk->thread.xstate->hardfpu.fp_regs[n + 1];
lly = ((long long)hy << 32)
- | tsk->thread.fpu.hard.fp_regs[m + 1];
+ | tsk->thread.xstate->hardfpu.fp_regs[m + 1];
if ((finsn & 0xf00f) == 0xf000)
llx = float64_add(llx, lly);
else
llx = float64_sub(llx, lly);
- tsk->thread.fpu.hard.fp_regs[n] = llx >> 32;
- tsk->thread.fpu.hard.fp_regs[n + 1] = llx & 0xffffffff;
+ tsk->thread.xstate->hardfpu.fp_regs[n] = llx >> 32;
+ tsk->thread.xstate->hardfpu.fp_regs[n + 1] = llx & 0xffffffff;
} else if ((fpscr & FPSCR_CAUSE_ERROR)
&& (!prec && ((hx & 0x7fffffff) < 0x00800000
|| (hy & 0x7fffffff) < 0x00800000))) {
@@ -371,7 +316,7 @@ static int ieee_fpe_handler(struct pt_regs *regs)
hx = float32_add(hx, hy);
else
hx = float32_sub(hx, hy);
- tsk->thread.fpu.hard.fp_regs[n] = hx;
+ tsk->thread.xstate->hardfpu.fp_regs[n] = hx;
} else
return 0;
@@ -386,9 +331,9 @@ static int ieee_fpe_handler(struct pt_regs *regs)
n = (finsn >> 8) & 0xf;
m = (finsn >> 4) & 0xf;
- hx = tsk->thread.fpu.hard.fp_regs[n];
- hy = tsk->thread.fpu.hard.fp_regs[m];
- fpscr = tsk->thread.fpu.hard.fpscr;
+ hx = tsk->thread.xstate->hardfpu.fp_regs[n];
+ hy = tsk->thread.xstate->hardfpu.fp_regs[m];
+ fpscr = tsk->thread.xstate->hardfpu.fpscr;
prec = fpscr & FPSCR_DBL_PRECISION;
if ((fpscr & FPSCR_CAUSE_ERROR)
@@ -398,20 +343,20 @@ static int ieee_fpe_handler(struct pt_regs *regs)
/* FPU error because of denormal (doubles) */
llx = ((long long)hx << 32)
- | tsk->thread.fpu.hard.fp_regs[n + 1];
+ | tsk->thread.xstate->hardfpu.fp_regs[n + 1];
lly = ((long long)hy << 32)
- | tsk->thread.fpu.hard.fp_regs[m + 1];
+ | tsk->thread.xstate->hardfpu.fp_regs[m + 1];
llx = float64_div(llx, lly);
- tsk->thread.fpu.hard.fp_regs[n] = llx >> 32;
- tsk->thread.fpu.hard.fp_regs[n + 1] = llx & 0xffffffff;
+ tsk->thread.xstate->hardfpu.fp_regs[n] = llx >> 32;
+ tsk->thread.xstate->hardfpu.fp_regs[n + 1] = llx & 0xffffffff;
} else if ((fpscr & FPSCR_CAUSE_ERROR)
&& (!prec && ((hx & 0x7fffffff) < 0x00800000
|| (hy & 0x7fffffff) < 0x00800000))) {
/* FPU error because of denormal (floats) */
hx = float32_div(hx, hy);
- tsk->thread.fpu.hard.fp_regs[n] = hx;
+ tsk->thread.xstate->hardfpu.fp_regs[n] = hx;
} else
return 0;
@@ -424,17 +369,17 @@ static int ieee_fpe_handler(struct pt_regs *regs)
unsigned int hx;
m = (finsn >> 8) & 0x7;
- hx = tsk->thread.fpu.hard.fp_regs[m];
+ hx = tsk->thread.xstate->hardfpu.fp_regs[m];
- if ((tsk->thread.fpu.hard.fpscr & FPSCR_CAUSE_ERROR)
+ if ((tsk->thread.xstate->hardfpu.fpscr & FPSCR_CAUSE_ERROR)
&& ((hx & 0x7fffffff) < 0x00100000)) {
/* subnormal double to float conversion */
long long llx;
- llx = ((long long)tsk->thread.fpu.hard.fp_regs[m] << 32)
- | tsk->thread.fpu.hard.fp_regs[m + 1];
+ llx = ((long long)tsk->thread.xstate->hardfpu.fp_regs[m] << 32)
+ | tsk->thread.xstate->hardfpu.fp_regs[m + 1];
- tsk->thread.fpu.hard.fpul = float64_to_float32(llx);
+ tsk->thread.xstate->hardfpu.fpul = float64_to_float32(llx);
} else
return 0;
@@ -453,7 +398,7 @@ void float_raise(unsigned int flags)
int float_rounding_mode(void)
{
struct task_struct *tsk = current;
- int roundingMode = FPSCR_ROUNDING_MODE(tsk->thread.fpu.hard.fpscr);
+ int roundingMode = FPSCR_ROUNDING_MODE(tsk->thread.xstate->hardfpu.fpscr);
return roundingMode;
}
@@ -462,19 +407,19 @@ BUILD_TRAP_HANDLER(fpu_error)
struct task_struct *tsk = current;
TRAP_HANDLER_DECL;
- save_fpu(tsk, regs);
+ __unlazy_fpu(tsk, regs);
fpu_exception_flags = 0;
if (ieee_fpe_handler(regs)) {
- tsk->thread.fpu.hard.fpscr &=
+ tsk->thread.xstate->hardfpu.fpscr &=
~(FPSCR_CAUSE_MASK | FPSCR_FLAG_MASK);
- tsk->thread.fpu.hard.fpscr |= fpu_exception_flags;
+ tsk->thread.xstate->hardfpu.fpscr |= fpu_exception_flags;
/* Set the FPSCR flag as well as cause bits - simply
* replicate the cause */
- tsk->thread.fpu.hard.fpscr |= (fpu_exception_flags >> 10);
+ tsk->thread.xstate->hardfpu.fpscr |= (fpu_exception_flags >> 10);
grab_fpu(regs);
restore_fpu(tsk);
- set_tsk_thread_flag(tsk, TIF_USEDFPU);
- if ((((tsk->thread.fpu.hard.fpscr & FPSCR_ENABLE_MASK) >> 7) &
+ task_thread_info(tsk)->status |= TS_USEDFPU;
+ if ((((tsk->thread.xstate->hardfpu.fpscr & FPSCR_ENABLE_MASK) >> 7) &
(fpu_exception_flags >> 2)) == 0) {
return;
}
@@ -482,25 +427,3 @@ BUILD_TRAP_HANDLER(fpu_error)
force_sig(SIGFPE, tsk);
}
-
-BUILD_TRAP_HANDLER(fpu_state_restore)
-{
- struct task_struct *tsk = current;
- TRAP_HANDLER_DECL;
-
- grab_fpu(regs);
- if (!user_mode(regs)) {
- printk(KERN_ERR "BUG: FPU is used in kernel mode.\n");
- return;
- }
-
- if (used_math()) {
- /* Using the FPU again. */
- restore_fpu(tsk);
- } else {
- /* First time FPU user. */
- fpu_init();
- set_used_math();
- }
- set_tsk_thread_flag(tsk, TIF_USEDFPU);
-}
diff --git a/arch/sh/kernel/cpu/sh4/perf_event.c b/arch/sh/kernel/cpu/sh4/perf_event.c
new file mode 100644
index 00000000000..748955df018
--- /dev/null
+++ b/arch/sh/kernel/cpu/sh4/perf_event.c
@@ -0,0 +1,253 @@
+/*
+ * Performance events support for SH7750-style performance counters
+ *
+ * Copyright (C) 2009 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
+ * for more details.
+ */
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/irq.h>
+#include <linux/perf_event.h>
+#include <asm/processor.h>
+
+#define PM_CR_BASE 0xff000084 /* 16-bit */
+#define PM_CTR_BASE 0xff100004 /* 32-bit */
+
+#define PMCR(n) (PM_CR_BASE + ((n) * 0x04))
+#define PMCTRH(n) (PM_CTR_BASE + 0x00 + ((n) * 0x08))
+#define PMCTRL(n) (PM_CTR_BASE + 0x04 + ((n) * 0x08))
+
+#define PMCR_PMM_MASK 0x0000003f
+
+#define PMCR_CLKF 0x00000100
+#define PMCR_PMCLR 0x00002000
+#define PMCR_PMST 0x00004000
+#define PMCR_PMEN 0x00008000
+
+static struct sh_pmu sh7750_pmu;
+
+/*
+ * There are a number of events supported by each counter (33 in total).
+ * Since we have 2 counters, each counter will take the event code as it
+ * corresponds to the PMCR PMM setting. Each counter can be configured
+ * independently.
+ *
+ * Event Code Description
+ * ---------- -----------
+ *
+ * 0x01 Operand read access
+ * 0x02 Operand write access
+ * 0x03 UTLB miss
+ * 0x04 Operand cache read miss
+ * 0x05 Operand cache write miss
+ * 0x06 Instruction fetch (w/ cache)
+ * 0x07 Instruction TLB miss
+ * 0x08 Instruction cache miss
+ * 0x09 All operand accesses
+ * 0x0a All instruction accesses
+ * 0x0b OC RAM operand access
+ * 0x0d On-chip I/O space access
+ * 0x0e Operand access (r/w)
+ * 0x0f Operand cache miss (r/w)
+ * 0x10 Branch instruction
+ * 0x11 Branch taken
+ * 0x12 BSR/BSRF/JSR
+ * 0x13 Instruction execution
+ * 0x14 Instruction execution in parallel
+ * 0x15 FPU Instruction execution
+ * 0x16 Interrupt
+ * 0x17 NMI
+ * 0x18 trapa instruction execution
+ * 0x19 UBCA match
+ * 0x1a UBCB match
+ * 0x21 Instruction cache fill
+ * 0x22 Operand cache fill
+ * 0x23 Elapsed time
+ * 0x24 Pipeline freeze by I-cache miss
+ * 0x25 Pipeline freeze by D-cache miss
+ * 0x27 Pipeline freeze by branch instruction
+ * 0x28 Pipeline freeze by CPU register
+ * 0x29 Pipeline freeze by FPU
+ */
+
+static const int sh7750_general_events[] = {
+ [PERF_COUNT_HW_CPU_CYCLES] = 0x0023,
+ [PERF_COUNT_HW_INSTRUCTIONS] = 0x000a,
+ [PERF_COUNT_HW_CACHE_REFERENCES] = 0x0006, /* I-cache */
+ [PERF_COUNT_HW_CACHE_MISSES] = 0x0008, /* I-cache */
+ [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = 0x0010,
+ [PERF_COUNT_HW_BRANCH_MISSES] = -1,
+ [PERF_COUNT_HW_BUS_CYCLES] = -1,
+};
+
+#define C(x) PERF_COUNT_HW_CACHE_##x
+
+static const int sh7750_cache_events
+ [PERF_COUNT_HW_CACHE_MAX]
+ [PERF_COUNT_HW_CACHE_OP_MAX]
+ [PERF_COUNT_HW_CACHE_RESULT_MAX] =
+{
+ [ C(L1D) ] = {
+ [ C(OP_READ) ] = {
+ [ C(RESULT_ACCESS) ] = 0x0001,
+ [ C(RESULT_MISS) ] = 0x0004,
+ },
+ [ C(OP_WRITE) ] = {
+ [ C(RESULT_ACCESS) ] = 0x0002,
+ [ C(RESULT_MISS) ] = 0x0005,
+ },
+ [ C(OP_PREFETCH) ] = {
+ [ C(RESULT_ACCESS) ] = 0,
+ [ C(RESULT_MISS) ] = 0,
+ },
+ },
+
+ [ C(L1I) ] = {
+ [ C(OP_READ) ] = {
+ [ C(RESULT_ACCESS) ] = 0x0006,
+ [ C(RESULT_MISS) ] = 0x0008,
+ },
+ [ C(OP_WRITE) ] = {
+ [ C(RESULT_ACCESS) ] = -1,
+ [ C(RESULT_MISS) ] = -1,
+ },
+ [ C(OP_PREFETCH) ] = {
+ [ C(RESULT_ACCESS) ] = 0,
+ [ C(RESULT_MISS) ] = 0,
+ },
+ },
+
+ [ C(LL) ] = {
+ [ C(OP_READ) ] = {
+ [ C(RESULT_ACCESS) ] = 0,
+ [ C(RESULT_MISS) ] = 0,
+ },
+ [ C(OP_WRITE) ] = {
+ [ C(RESULT_ACCESS) ] = 0,
+ [ C(RESULT_MISS) ] = 0,
+ },
+ [ C(OP_PREFETCH) ] = {
+ [ C(RESULT_ACCESS) ] = 0,
+ [ C(RESULT_MISS) ] = 0,
+ },
+ },
+
+ [ C(DTLB) ] = {
+ [ C(OP_READ) ] = {
+ [ C(RESULT_ACCESS) ] = 0,
+ [ C(RESULT_MISS) ] = 0x0003,
+ },
+ [ C(OP_WRITE) ] = {
+ [ C(RESULT_ACCESS) ] = 0,
+ [ C(RESULT_MISS) ] = 0,
+ },
+ [ C(OP_PREFETCH) ] = {
+ [ C(RESULT_ACCESS) ] = 0,
+ [ C(RESULT_MISS) ] = 0,
+ },
+ },
+
+ [ C(ITLB) ] = {
+ [ C(OP_READ) ] = {
+ [ C(RESULT_ACCESS) ] = 0,
+ [ C(RESULT_MISS) ] = 0x0007,
+ },
+ [ C(OP_WRITE) ] = {
+ [ C(RESULT_ACCESS) ] = -1,
+ [ C(RESULT_MISS) ] = -1,
+ },
+ [ C(OP_PREFETCH) ] = {
+ [ C(RESULT_ACCESS) ] = -1,
+ [ C(RESULT_MISS) ] = -1,
+ },
+ },
+
+ [ C(BPU) ] = {
+ [ C(OP_READ) ] = {
+ [ C(RESULT_ACCESS) ] = -1,
+ [ C(RESULT_MISS) ] = -1,
+ },
+ [ C(OP_WRITE) ] = {
+ [ C(RESULT_ACCESS) ] = -1,
+ [ C(RESULT_MISS) ] = -1,
+ },
+ [ C(OP_PREFETCH) ] = {
+ [ C(RESULT_ACCESS) ] = -1,
+ [ C(RESULT_MISS) ] = -1,
+ },
+ },
+};
+
+static int sh7750_event_map(int event)
+{
+ return sh7750_general_events[event];
+}
+
+static u64 sh7750_pmu_read(int idx)
+{
+ return (u64)((u64)(__raw_readl(PMCTRH(idx)) & 0xffff) << 32) |
+ __raw_readl(PMCTRL(idx));
+}
+
+static void sh7750_pmu_disable(struct hw_perf_event *hwc, int idx)
+{
+ unsigned int tmp;
+
+ tmp = __raw_readw(PMCR(idx));
+ tmp &= ~(PMCR_PMM_MASK | PMCR_PMEN);
+ __raw_writew(tmp, PMCR(idx));
+}
+
+static void sh7750_pmu_enable(struct hw_perf_event *hwc, int idx)
+{
+ __raw_writew(__raw_readw(PMCR(idx)) | PMCR_PMCLR, PMCR(idx));
+ __raw_writew(hwc->config | PMCR_PMEN | PMCR_PMST, PMCR(idx));
+}
+
+static void sh7750_pmu_disable_all(void)
+{
+ int i;
+
+ for (i = 0; i < sh7750_pmu.num_events; i++)
+ __raw_writew(__raw_readw(PMCR(i)) & ~PMCR_PMEN, PMCR(i));
+}
+
+static void sh7750_pmu_enable_all(void)
+{
+ int i;
+
+ for (i = 0; i < sh7750_pmu.num_events; i++)
+ __raw_writew(__raw_readw(PMCR(i)) | PMCR_PMEN, PMCR(i));
+}
+
+static struct sh_pmu sh7750_pmu = {
+ .name = "sh7750",
+ .num_events = 2,
+ .event_map = sh7750_event_map,
+ .max_events = ARRAY_SIZE(sh7750_general_events),
+ .raw_event_mask = PMCR_PMM_MASK,
+ .cache_events = &sh7750_cache_events,
+ .read = sh7750_pmu_read,
+ .disable = sh7750_pmu_disable,
+ .enable = sh7750_pmu_enable,
+ .disable_all = sh7750_pmu_disable_all,
+ .enable_all = sh7750_pmu_enable_all,
+};
+
+static int __init sh7750_pmu_init(void)
+{
+ /*
+ * Make sure this CPU actually has perf counters.
+ */
+ if (!(boot_cpu_data.flags & CPU_HAS_PERF_COUNTER)) {
+ pr_notice("HW perf events unsupported, software events only.\n");
+ return -ENODEV;
+ }
+
+ return register_sh_pmu(&sh7750_pmu);
+}
+early_initcall(sh7750_pmu_init);
diff --git a/arch/sh/kernel/cpu/sh4/probe.c b/arch/sh/kernel/cpu/sh4/probe.c
index 6c78d0a9c85..b93458f33b7 100644
--- a/arch/sh/kernel/cpu/sh4/probe.c
+++ b/arch/sh/kernel/cpu/sh4/probe.c
@@ -15,7 +15,7 @@
#include <asm/processor.h>
#include <asm/cache.h>
-int __init detect_cpu_and_cache_system(void)
+void __cpuinit cpu_probe(void)
{
unsigned long pvr, prr, cvr;
unsigned long size;
@@ -28,9 +28,9 @@ int __init detect_cpu_and_cache_system(void)
[9] = (1 << 16)
};
- pvr = (ctrl_inl(CCN_PVR) >> 8) & 0xffffff;
- prr = (ctrl_inl(CCN_PRR) >> 4) & 0xff;
- cvr = (ctrl_inl(CCN_CVR));
+ pvr = (__raw_readl(CCN_PVR) >> 8) & 0xffffff;
+ prr = (__raw_readl(CCN_PRR) >> 4) & 0xff;
+ cvr = (__raw_readl(CCN_CVR));
/*
* Setup some sane SH-4 defaults for the icache
@@ -57,8 +57,12 @@ int __init detect_cpu_and_cache_system(void)
* Setup some generic flags we can probe on SH-4A parts
*/
if (((pvr >> 16) & 0xff) == 0x10) {
- if ((cvr & 0x10000000) == 0)
+ boot_cpu_data.family = CPU_FAMILY_SH4A;
+
+ if ((cvr & 0x10000000) == 0) {
boot_cpu_data.flags |= CPU_HAS_DSP;
+ boot_cpu_data.family = CPU_FAMILY_SH4AL_DSP;
+ }
boot_cpu_data.flags |= CPU_HAS_LLSC | CPU_HAS_PERF_COUNTER;
boot_cpu_data.cut_major = pvr & 0x7f;
@@ -67,10 +71,11 @@ int __init detect_cpu_and_cache_system(void)
boot_cpu_data.dcache.ways = 4;
} else {
/* And some SH-4 defaults.. */
- boot_cpu_data.flags |= CPU_HAS_PTEA;
+ boot_cpu_data.flags |= CPU_HAS_PTEA | CPU_HAS_FPU;
+ boot_cpu_data.family = CPU_FAMILY_SH4;
}
- /* FPU detection works for everyone */
+ /* FPU detection works for almost everyone */
if ((cvr & 0x20000000))
boot_cpu_data.flags |= CPU_HAS_FPU;
@@ -119,6 +124,7 @@ int __init detect_cpu_and_cache_system(void)
boot_cpu_data.type = CPU_SH7785;
break;
case 0x4004:
+ case 0x4005:
boot_cpu_data.type = CPU_SH7786;
boot_cpu_data.flags |= CPU_HAS_PTEAEX | CPU_HAS_L2_CACHE;
break;
@@ -139,8 +145,15 @@ int __init detect_cpu_and_cache_system(void)
}
break;
case 0x300b:
- boot_cpu_data.type = CPU_SH7724;
- boot_cpu_data.flags |= CPU_HAS_L2_CACHE;
+ switch (prr) {
+ case 0x20:
+ boot_cpu_data.type = CPU_SH7724;
+ boot_cpu_data.flags |= CPU_HAS_L2_CACHE;
+ break;
+ case 0x10:
+ boot_cpu_data.type = CPU_SH7757;
+ break;
+ }
break;
case 0x4000: /* 1st cut */
case 0x4001: /* 2nd cut */
@@ -148,6 +161,7 @@ int __init detect_cpu_and_cache_system(void)
break;
case 0x700:
boot_cpu_data.type = CPU_SH4_501;
+ boot_cpu_data.flags &= ~CPU_HAS_FPU;
boot_cpu_data.icache.ways = 2;
boot_cpu_data.dcache.ways = 2;
break;
@@ -173,9 +187,6 @@ int __init detect_cpu_and_cache_system(void)
boot_cpu_data.dcache.ways = 2;
break;
- default:
- boot_cpu_data.type = CPU_SH_NONE;
- break;
}
/*
@@ -218,7 +229,7 @@ int __init detect_cpu_and_cache_system(void)
* Size calculation is much more sensible
* than it is for the L1.
*
- * Sizes are 128KB, 258KB, 512KB, and 1MB.
+ * Sizes are 128KB, 256KB, 512KB, and 1MB.
*/
size = (cvr & 0xf) << 17;
@@ -240,6 +251,4 @@ int __init detect_cpu_and_cache_system(void)
boot_cpu_data.scache.linesz);
}
}
-
- return 0;
}
diff --git a/arch/sh/kernel/cpu/sh4/setup-sh4-202.c b/arch/sh/kernel/cpu/sh4/setup-sh4-202.c
index ec2104b49ef..5b2833159b7 100644
--- a/arch/sh/kernel/cpu/sh4/setup-sh4-202.c
+++ b/arch/sh/kernel/cpu/sh4/setup-sh4-202.c
@@ -15,38 +15,31 @@
#include <linux/sh_timer.h>
#include <linux/io.h>
-static struct plat_sci_port sci_platform_data[] = {
- {
- .mapbase = 0xffe80000,
- .flags = UPF_BOOT_AUTOCONF,
- .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
- .scbrr_algo_id = SCBRR_ALGO_2,
- .type = PORT_SCIF,
- .irqs = { 40, 41, 43, 42 },
- }, {
- .flags = 0,
- }
+static struct plat_sci_port scif0_platform_data = {
+ .mapbase = 0xffe80000,
+ .flags = UPF_BOOT_AUTOCONF,
+ .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
+ .scbrr_algo_id = SCBRR_ALGO_2,
+ .type = PORT_SCIF,
+ .irqs = { 40, 41, 43, 42 },
};
-static struct platform_device sci_device = {
+static struct platform_device scif0_device = {
.name = "sh-sci",
- .id = -1,
+ .id = 0,
.dev = {
- .platform_data = sci_platform_data,
+ .platform_data = &scif0_platform_data,
},
};
static struct sh_timer_config tmu0_platform_data = {
- .name = "TMU0",
.channel_offset = 0x04,
.timer_bit = 0,
- .clk = "peripheral_clk",
.clockevent_rating = 200,
};
static struct resource tmu0_resources[] = {
[0] = {
- .name = "TMU0",
.start = 0xffd80008,
.end = 0xffd80013,
.flags = IORESOURCE_MEM,
@@ -68,16 +61,13 @@ static struct platform_device tmu0_device = {
};
static struct sh_timer_config tmu1_platform_data = {
- .name = "TMU1",
.channel_offset = 0x10,
.timer_bit = 1,
- .clk = "peripheral_clk",
.clocksource_rating = 200,
};
static struct resource tmu1_resources[] = {
[0] = {
- .name = "TMU1",
.start = 0xffd80014,
.end = 0xffd8001f,
.flags = IORESOURCE_MEM,
@@ -99,15 +89,12 @@ static struct platform_device tmu1_device = {
};
static struct sh_timer_config tmu2_platform_data = {
- .name = "TMU2",
.channel_offset = 0x1c,
.timer_bit = 2,
- .clk = "peripheral_clk",
};
static struct resource tmu2_resources[] = {
[0] = {
- .name = "TMU2",
.start = 0xffd80020,
.end = 0xffd8002f,
.flags = IORESOURCE_MEM,
@@ -129,7 +116,7 @@ static struct platform_device tmu2_device = {
};
static struct platform_device *sh4202_devices[] __initdata = {
- &sci_device,
+ &scif0_device,
&tmu0_device,
&tmu1_device,
&tmu2_device,
@@ -140,9 +127,10 @@ static int __init sh4202_devices_setup(void)
return platform_add_devices(sh4202_devices,
ARRAY_SIZE(sh4202_devices));
}
-__initcall(sh4202_devices_setup);
+arch_initcall(sh4202_devices_setup);
static struct platform_device *sh4202_early_devices[] __initdata = {
+ &scif0_device,
&tmu0_device,
&tmu1_device,
&tmu2_device,
@@ -203,7 +191,7 @@ void __init plat_irq_setup_pins(int mode)
{
switch (mode) {
case IRQ_MODE_IRQ: /* individual interrupt mode for IRL3-0 */
- ctrl_outw(ctrl_inw(INTC_ICR) | INTC_ICR_IRLM, INTC_ICR);
+ __raw_writew(__raw_readw(INTC_ICR) | INTC_ICR_IRLM, INTC_ICR);
register_intc_controller(&intc_desc_irlm);
break;
default:
diff --git a/arch/sh/kernel/cpu/sh4/setup-sh7750.c b/arch/sh/kernel/cpu/sh4/setup-sh7750.c
index 51a945e0d72..c2b0aaaedca 100644
--- a/arch/sh/kernel/cpu/sh4/setup-sh7750.c
+++ b/arch/sh/kernel/cpu/sh4/setup-sh7750.c
@@ -39,16 +39,17 @@ static struct platform_device rtc_device = {
static struct plat_sci_port sci_platform_data = {
.mapbase = 0xffe00000,
.flags = UPF_BOOT_AUTOCONF,
- .type = PORT_SCI,
.scscr = SCSCR_TE | SCSCR_RE,
.scbrr_algo_id = SCBRR_ALGO_2,
+ .type = PORT_SCI,
.irqs = { 23, 23, 23, 0 },
};
static struct platform_device sci_device = {
.name = "sh-sci",
+ .id = 0,
.dev = {
- .platform_data = sci_platform_data,
+ .platform_data = &sci_platform_data,
},
};
@@ -63,22 +64,20 @@ static struct plat_sci_port scif_platform_data = {
static struct platform_device scif_device = {
.name = "sh-sci",
+ .id = 1,
.dev = {
- .platform_data = scif_platform_data,
+ .platform_data = &scif_platform_data,
},
};
static struct sh_timer_config tmu0_platform_data = {
- .name = "TMU0",
.channel_offset = 0x04,
.timer_bit = 0,
- .clk = "peripheral_clk",
.clockevent_rating = 200,
};
static struct resource tmu0_resources[] = {
[0] = {
- .name = "TMU0",
.start = 0xffd80008,
.end = 0xffd80013,
.flags = IORESOURCE_MEM,
@@ -100,16 +99,13 @@ static struct platform_device tmu0_device = {
};
static struct sh_timer_config tmu1_platform_data = {
- .name = "TMU1",
.channel_offset = 0x10,
.timer_bit = 1,
- .clk = "peripheral_clk",
.clocksource_rating = 200,
};
static struct resource tmu1_resources[] = {
[0] = {
- .name = "TMU1",
.start = 0xffd80014,
.end = 0xffd8001f,
.flags = IORESOURCE_MEM,
@@ -131,15 +127,12 @@ static struct platform_device tmu1_device = {
};
static struct sh_timer_config tmu2_platform_data = {
- .name = "TMU2",
.channel_offset = 0x1c,
.timer_bit = 2,
- .clk = "peripheral_clk",
};
static struct resource tmu2_resources[] = {
[0] = {
- .name = "TMU2",
.start = 0xffd80020,
.end = 0xffd8002f,
.flags = IORESOURCE_MEM,
@@ -166,15 +159,12 @@ static struct platform_device tmu2_device = {
defined(CONFIG_CPU_SUBTYPE_SH7751R)
static struct sh_timer_config tmu3_platform_data = {
- .name = "TMU3",
.channel_offset = 0x04,
.timer_bit = 0,
- .clk = "peripheral_clk",
};
static struct resource tmu3_resources[] = {
[0] = {
- .name = "TMU3",
.start = 0xfe100008,
.end = 0xfe100013,
.flags = IORESOURCE_MEM,
@@ -196,15 +186,12 @@ static struct platform_device tmu3_device = {
};
static struct sh_timer_config tmu4_platform_data = {
- .name = "TMU4",
.channel_offset = 0x10,
.timer_bit = 1,
- .clk = "peripheral_clk",
};
static struct resource tmu4_resources[] = {
[0] = {
- .name = "TMU4",
.start = 0xfe100014,
.end = 0xfe10001f,
.flags = IORESOURCE_MEM,
@@ -243,7 +230,6 @@ static struct platform_device *sh7750_devices[] __initdata = {
static int __init sh7750_devices_setup(void)
{
if (mach_is_rts7751r2d()) {
- scif_platform_data.scscr |= SCSCR_CKE1;
platform_register_device(&scif_device);
} else {
platform_register_device(&sci_device);
@@ -253,7 +239,7 @@ static int __init sh7750_devices_setup(void)
return platform_add_devices(sh7750_devices,
ARRAY_SIZE(sh7750_devices));
}
-__initcall(sh7750_devices_setup);
+arch_initcall(sh7750_devices_setup);
static struct platform_device *sh7750_early_devices[] __initdata = {
&tmu0_device,
@@ -269,6 +255,14 @@ static struct platform_device *sh7750_early_devices[] __initdata = {
void __init plat_early_device_setup(void)
{
+ if (mach_is_rts7751r2d()) {
+ scif_platform_data.scscr |= SCSCR_CKE1;
+ early_platform_add_devices(&scif_device, 1);
+ } else {
+ early_platform_add_devices(&sci_device, 1);
+ early_platform_add_devices(&scif_device, 1);
+ }
+
early_platform_add_devices(sh7750_early_devices,
ARRAY_SIZE(sh7750_early_devices));
}
@@ -449,7 +443,7 @@ void __init plat_irq_setup_pins(int mode)
switch (mode) {
case IRQ_MODE_IRQ: /* individual interrupt mode for IRL3-0 */
- ctrl_outw(ctrl_inw(INTC_ICR) | INTC_ICR_IRLM, INTC_ICR);
+ __raw_writew(__raw_readw(INTC_ICR) | INTC_ICR_IRLM, INTC_ICR);
register_intc_controller(&intc_desc_irlm);
break;
default:
diff --git a/arch/sh/kernel/cpu/sh4/setup-sh7760.c b/arch/sh/kernel/cpu/sh4/setup-sh7760.c
index cee660fe1d9..78bbf232e39 100644
--- a/arch/sh/kernel/cpu/sh4/setup-sh7760.c
+++ b/arch/sh/kernel/cpu/sh4/setup-sh7760.c
@@ -126,59 +126,82 @@ static struct intc_vect vectors_irq[] __initdata = {
static DECLARE_INTC_DESC(intc_desc_irq, "sh7760-irq", vectors_irq, groups,
mask_registers, prio_registers, NULL);
-static struct plat_sci_port sci_platform_data[] = {
- {
- .mapbase = 0xfe600000,
- .flags = UPF_BOOT_AUTOCONF,
- .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
- .scbrr_algo_id = SCBRR_ALGO_2,
- .type = PORT_SCIF,
- .irqs = { 52, 53, 55, 54 },
- }, {
- .mapbase = 0xfe610000,
- .flags = UPF_BOOT_AUTOCONF,
- .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
- .scbrr_algo_id = SCBRR_ALGO_2,
- .type = PORT_SCIF,
- .irqs = { 72, 73, 75, 74 },
- }, {
- .mapbase = 0xfe620000,
- .flags = UPF_BOOT_AUTOCONF,
- .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
- .scbrr_algo_id = SCBRR_ALGO_2,
- .type = PORT_SCIF,
- .irqs = { 76, 77, 79, 78 },
- }, {
- .mapbase = 0xfe480000,
- .flags = UPF_BOOT_AUTOCONF,
- .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
- .scbrr_algo_id = SCBRR_ALGO_2,
- .type = PORT_SCI,
- .irqs = { 80, 81, 82, 0 },
- }, {
- .flags = 0,
- }
+static struct plat_sci_port scif0_platform_data = {
+ .mapbase = 0xfe600000,
+ .flags = UPF_BOOT_AUTOCONF,
+ .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
+ .scbrr_algo_id = SCBRR_ALGO_2,
+ .type = PORT_SCIF,
+ .irqs = { 52, 53, 55, 54 },
+};
+
+static struct platform_device scif0_device = {
+ .name = "sh-sci",
+ .id = 0,
+ .dev = {
+ .platform_data = &scif0_platform_data,
+ },
+};
+
+static struct plat_sci_port scif1_platform_data = {
+ .mapbase = 0xfe610000,
+ .flags = UPF_BOOT_AUTOCONF,
+ .type = PORT_SCIF,
+ .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
+ .scbrr_algo_id = SCBRR_ALGO_2,
+ .irqs = { 72, 73, 75, 74 },
+};
+
+static struct platform_device scif1_device = {
+ .name = "sh-sci",
+ .id = 1,
+ .dev = {
+ .platform_data = &scif1_platform_data,
+ },
+};
+
+static struct plat_sci_port scif2_platform_data = {
+ .mapbase = 0xfe620000,
+ .flags = UPF_BOOT_AUTOCONF,
+ .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
+ .scbrr_algo_id = SCBRR_ALGO_2,
+ .type = PORT_SCIF,
+ .irqs = { 76, 77, 79, 78 },
+};
+
+static struct platform_device scif2_device = {
+ .name = "sh-sci",
+ .id = 2,
+ .dev = {
+ .platform_data = &scif2_platform_data,
+ },
+};
+
+static struct plat_sci_port scif3_platform_data = {
+ .mapbase = 0xfe480000,
+ .flags = UPF_BOOT_AUTOCONF,
+ .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
+ .scbrr_algo_id = SCBRR_ALGO_2,
+ .type = PORT_SCI,
+ .irqs = { 80, 81, 82, 0 },
};
-static struct platform_device sci_device = {
+static struct platform_device scif3_device = {
.name = "sh-sci",
- .id = -1,
+ .id = 3,
.dev = {
- .platform_data = sci_platform_data,
+ .platform_data = &scif3_platform_data,
},
};
static struct sh_timer_config tmu0_platform_data = {
- .name = "TMU0",
.channel_offset = 0x04,
.timer_bit = 0,
- .clk = "peripheral_clk",
.clockevent_rating = 200,
};
static struct resource tmu0_resources[] = {
[0] = {
- .name = "TMU0",
.start = 0xffd80008,
.end = 0xffd80013,
.flags = IORESOURCE_MEM,
@@ -200,16 +223,13 @@ static struct platform_device tmu0_device = {
};
static struct sh_timer_config tmu1_platform_data = {
- .name = "TMU1",
.channel_offset = 0x10,
.timer_bit = 1,
- .clk = "peripheral_clk",
.clocksource_rating = 200,
};
static struct resource tmu1_resources[] = {
[0] = {
- .name = "TMU1",
.start = 0xffd80014,
.end = 0xffd8001f,
.flags = IORESOURCE_MEM,
@@ -231,15 +251,12 @@ static struct platform_device tmu1_device = {
};
static struct sh_timer_config tmu2_platform_data = {
- .name = "TMU2",
.channel_offset = 0x1c,
.timer_bit = 2,
- .clk = "peripheral_clk",
};
static struct resource tmu2_resources[] = {
[0] = {
- .name = "TMU2",
.start = 0xffd80020,
.end = 0xffd8002f,
.flags = IORESOURCE_MEM,
@@ -262,7 +279,10 @@ static struct platform_device tmu2_device = {
static struct platform_device *sh7760_devices[] __initdata = {
- &sci_device,
+ &scif0_device,
+ &scif1_device,
+ &scif2_device,
+ &scif3_device,
&tmu0_device,
&tmu1_device,
&tmu2_device,
@@ -273,9 +293,13 @@ static int __init sh7760_devices_setup(void)
return platform_add_devices(sh7760_devices,
ARRAY_SIZE(sh7760_devices));
}
-__initcall(sh7760_devices_setup);
+arch_initcall(sh7760_devices_setup);
static struct platform_device *sh7760_early_devices[] __initdata = {
+ &scif0_device,
+ &scif1_device,
+ &scif2_device,
+ &scif3_device,
&tmu0_device,
&tmu1_device,
&tmu2_device,
@@ -294,7 +318,7 @@ void __init plat_irq_setup_pins(int mode)
{
switch (mode) {
case IRQ_MODE_IRQ:
- ctrl_outw(ctrl_inw(INTC_ICR) | INTC_ICR_IRLM, INTC_ICR);
+ __raw_writew(__raw_readw(INTC_ICR) | INTC_ICR_IRLM, INTC_ICR);
register_intc_controller(&intc_desc_irq);
break;
default:
diff --git a/arch/sh/kernel/cpu/sh4/sq.c b/arch/sh/kernel/cpu/sh4/sq.c
index 8a8a993f55e..14726eef1ce 100644
--- a/arch/sh/kernel/cpu/sh4/sq.c
+++ b/arch/sh/kernel/cpu/sh4/sq.c
@@ -43,9 +43,9 @@ static unsigned long *sq_bitmap;
#define store_queue_barrier() \
do { \
- (void)ctrl_inl(P4SEG_STORE_QUE); \
- ctrl_outl(0, P4SEG_STORE_QUE + 0); \
- ctrl_outl(0, P4SEG_STORE_QUE + 8); \
+ (void)__raw_readl(P4SEG_STORE_QUE); \
+ __raw_writel(0, P4SEG_STORE_QUE + 0); \
+ __raw_writel(0, P4SEG_STORE_QUE + 8); \
} while (0);
/**
@@ -100,7 +100,7 @@ static inline void sq_mapping_list_del(struct sq_mapping *map)
spin_unlock_irq(&sq_mapping_lock);
}
-static int __sq_remap(struct sq_mapping *map, unsigned long flags)
+static int __sq_remap(struct sq_mapping *map, pgprot_t prot)
{
#if defined(CONFIG_MMU)
struct vm_struct *vma;
@@ -113,7 +113,7 @@ static int __sq_remap(struct sq_mapping *map, unsigned long flags)
if (ioremap_page_range((unsigned long)vma->addr,
(unsigned long)vma->addr + map->size,
- vma->phys_addr, __pgprot(flags))) {
+ vma->phys_addr, prot)) {
vunmap(vma->addr);
return -EAGAIN;
}
@@ -123,8 +123,8 @@ static int __sq_remap(struct sq_mapping *map, unsigned long flags)
* straightforward, as we can just load up each queue's QACR with
* the physical address appropriately masked.
*/
- ctrl_outl(((map->addr >> 26) << 2) & 0x1c, SQ_QACR0);
- ctrl_outl(((map->addr >> 26) << 2) & 0x1c, SQ_QACR1);
+ __raw_writel(((map->addr >> 26) << 2) & 0x1c, SQ_QACR0);
+ __raw_writel(((map->addr >> 26) << 2) & 0x1c, SQ_QACR1);
#endif
return 0;
@@ -135,14 +135,14 @@ static int __sq_remap(struct sq_mapping *map, unsigned long flags)
* @phys: Physical address of mapping.
* @size: Length of mapping.
* @name: User invoking mapping.
- * @flags: Protection flags.
+ * @prot: Protection bits.
*
* Remaps the physical address @phys through the next available store queue
* address of @size length. @name is logged at boot time as well as through
* the sysfs interface.
*/
unsigned long sq_remap(unsigned long phys, unsigned int size,
- const char *name, unsigned long flags)
+ const char *name, pgprot_t prot)
{
struct sq_mapping *map;
unsigned long end;
@@ -177,7 +177,7 @@ unsigned long sq_remap(unsigned long phys, unsigned int size,
map->sq_addr = P4SEG_STORE_QUE + (page << PAGE_SHIFT);
- ret = __sq_remap(map, pgprot_val(PAGE_KERNEL_NOCACHE) | flags);
+ ret = __sq_remap(map, prot);
if (unlikely(ret != 0))
goto out;
@@ -309,8 +309,7 @@ static ssize_t mapping_store(const char *buf, size_t count)
return -EIO;
if (likely(len)) {
- int ret = sq_remap(base, len, "Userspace",
- pgprot_val(PAGE_SHARED));
+ int ret = sq_remap(base, len, "Userspace", PAGE_SHARED);
if (ret < 0)
return ret;
} else
@@ -327,7 +326,7 @@ static struct attribute *sq_sysfs_attrs[] = {
NULL,
};
-static struct sysfs_ops sq_sysfs_ops = {
+static const struct sysfs_ops sq_sysfs_ops = {
.show = sq_sysfs_show,
.store = sq_sysfs_store,
};
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-03 05:28:52 +0000