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authorPaul Mundt <lethal@linux-sh.org>2011-01-13 15:06:28 +0900
committerPaul Mundt <lethal@linux-sh.org>2011-01-13 15:06:28 +0900
commitf43dc23d5ea91fca257be02138a255f02d98e806 (patch)
treeb29722f6e965316e90ac97abf79923ced250dc21 /arch/sh/kernel/cpu/sh2
parentserial: sh-sci: Kill off more unused defines. (diff)
parentMerge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6 (diff)
downloadlinux-dev-f43dc23d5ea91fca257be02138a255f02d98e806.tar.xz
linux-dev-f43dc23d5ea91fca257be02138a255f02d98e806.zip
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6 into common/serial-rework
Conflicts: arch/sh/kernel/cpu/sh2/setup-sh7619.c arch/sh/kernel/cpu/sh2a/setup-mxg.c arch/sh/kernel/cpu/sh2a/setup-sh7201.c arch/sh/kernel/cpu/sh2a/setup-sh7203.c arch/sh/kernel/cpu/sh2a/setup-sh7206.c arch/sh/kernel/cpu/sh3/setup-sh7705.c arch/sh/kernel/cpu/sh3/setup-sh770x.c arch/sh/kernel/cpu/sh3/setup-sh7710.c arch/sh/kernel/cpu/sh3/setup-sh7720.c arch/sh/kernel/cpu/sh4/setup-sh4-202.c arch/sh/kernel/cpu/sh4/setup-sh7750.c arch/sh/kernel/cpu/sh4/setup-sh7760.c arch/sh/kernel/cpu/sh4a/setup-sh7343.c arch/sh/kernel/cpu/sh4a/setup-sh7366.c arch/sh/kernel/cpu/sh4a/setup-sh7722.c arch/sh/kernel/cpu/sh4a/setup-sh7723.c arch/sh/kernel/cpu/sh4a/setup-sh7724.c arch/sh/kernel/cpu/sh4a/setup-sh7763.c arch/sh/kernel/cpu/sh4a/setup-sh7770.c arch/sh/kernel/cpu/sh4a/setup-sh7780.c arch/sh/kernel/cpu/sh4a/setup-sh7785.c arch/sh/kernel/cpu/sh4a/setup-sh7786.c arch/sh/kernel/cpu/sh4a/setup-shx3.c arch/sh/kernel/cpu/sh5/setup-sh5.c drivers/serial/sh-sci.c drivers/serial/sh-sci.h include/linux/serial_sci.h
Diffstat (limited to 'arch/sh/kernel/cpu/sh2')
-rw-r--r--arch/sh/kernel/cpu/sh2/clock-sh7619.c26
-rw-r--r--arch/sh/kernel/cpu/sh2/entry.S3
-rw-r--r--arch/sh/kernel/cpu/sh2/probe.c6
-rw-r--r--arch/sh/kernel/cpu/sh2/setup-sh7619.c91
4 files changed, 71 insertions, 55 deletions
diff --git a/arch/sh/kernel/cpu/sh2/clock-sh7619.c b/arch/sh/kernel/cpu/sh2/clock-sh7619.c
index 4fe863170e31..5b7f12e58a8d 100644
--- a/arch/sh/kernel/cpu/sh2/clock-sh7619.c
+++ b/arch/sh/kernel/cpu/sh2/clock-sh7619.c
@@ -14,24 +14,18 @@
*/
#include <linux/init.h>
#include <linux/kernel.h>
+#include <linux/io.h>
#include <asm/clock.h>
#include <asm/freq.h>
-#include <asm/io.h>
+#include <asm/processor.h>
static const int pll1rate[] = {1,2};
static const int pfc_divisors[] = {1,2,0,4};
-
-#if (CONFIG_SH_CLK_MD == 1) || (CONFIG_SH_CLK_MD == 2)
-#define PLL2 (4)
-#elif (CONFIG_SH_CLK_MD == 5) || (CONFIG_SH_CLK_MD == 6)
-#define PLL2 (2)
-#else
-#error "Illigal Clock Mode!"
-#endif
+static unsigned int pll2_mult;
static void master_clk_init(struct clk *clk)
{
- clk->rate *= PLL2 * pll1rate[(ctrl_inw(FREQCR) >> 8) & 7];
+ clk->rate *= pll2_mult * pll1rate[(__raw_readw(FREQCR) >> 8) & 7];
}
static struct clk_ops sh7619_master_clk_ops = {
@@ -40,7 +34,7 @@ static struct clk_ops sh7619_master_clk_ops = {
static unsigned long module_clk_recalc(struct clk *clk)
{
- int idx = (ctrl_inw(FREQCR) & 0x0007);
+ int idx = (__raw_readw(FREQCR) & 0x0007);
return clk->parent->rate / pfc_divisors[idx];
}
@@ -50,7 +44,7 @@ static struct clk_ops sh7619_module_clk_ops = {
static unsigned long bus_clk_recalc(struct clk *clk)
{
- return clk->parent->rate / pll1rate[(ctrl_inw(FREQCR) >> 8) & 7];
+ return clk->parent->rate / pll1rate[(__raw_readw(FREQCR) >> 8) & 7];
}
static struct clk_ops sh7619_bus_clk_ops = {
@@ -70,6 +64,14 @@ static struct clk_ops *sh7619_clk_ops[] = {
void __init arch_init_clk_ops(struct clk_ops **ops, int idx)
{
+ if (test_mode_pin(MODE_PIN2 | MODE_PIN0) ||
+ test_mode_pin(MODE_PIN2 | MODE_PIN1))
+ pll2_mult = 2;
+ else if (test_mode_pin(MODE_PIN0) || test_mode_pin(MODE_PIN1))
+ pll2_mult = 4;
+
+ BUG_ON(!pll2_mult);
+
if (idx < ARRAY_SIZE(sh7619_clk_ops))
*ops = sh7619_clk_ops[idx];
}
diff --git a/arch/sh/kernel/cpu/sh2/entry.S b/arch/sh/kernel/cpu/sh2/entry.S
index becc54c45692..c8a4331d9b8d 100644
--- a/arch/sh/kernel/cpu/sh2/entry.S
+++ b/arch/sh/kernel/cpu/sh2/entry.S
@@ -227,8 +227,9 @@ ENTRY(sh_bios_handler)
mov.l @r15+, r14
add #8,r15
lds.l @r15+, pr
+ mov.l @r15+,r15
rte
- mov.l @r15+,r15
+ nop
.align 2
1: .long gdb_vbr_vector
#endif /* CONFIG_SH_STANDARD_BIOS */
diff --git a/arch/sh/kernel/cpu/sh2/probe.c b/arch/sh/kernel/cpu/sh2/probe.c
index 5916d9096b99..bab8e75958ae 100644
--- a/arch/sh/kernel/cpu/sh2/probe.c
+++ b/arch/sh/kernel/cpu/sh2/probe.c
@@ -13,7 +13,7 @@
#include <asm/processor.h>
#include <asm/cache.h>
-int __init detect_cpu_and_cache_system(void)
+void __cpuinit cpu_probe(void)
{
#if defined(CONFIG_CPU_SUBTYPE_SH7619)
boot_cpu_data.type = CPU_SH7619;
@@ -29,7 +29,5 @@ int __init detect_cpu_and_cache_system(void)
*/
boot_cpu_data.dcache.flags |= SH_CACHE_COMBINED;
boot_cpu_data.icache = boot_cpu_data.dcache;
-
- return 0;
+ boot_cpu_data.family = CPU_FAMILY_SH2;
}
-
diff --git a/arch/sh/kernel/cpu/sh2/setup-sh7619.c b/arch/sh/kernel/cpu/sh2/setup-sh7619.c
index 86acede777b9..0f8befccf9fa 100644
--- a/arch/sh/kernel/cpu/sh2/setup-sh7619.c
+++ b/arch/sh/kernel/cpu/sh2/setup-sh7619.c
@@ -59,38 +59,54 @@ static struct intc_prio_reg prio_registers[] __initdata = {
static DECLARE_INTC_DESC(intc_desc, "sh7619", vectors, NULL,
NULL, prio_registers, NULL);
-static struct plat_sci_port sci_platform_data[] = {
- {
- .mapbase = 0xf8400000,
- .flags = UPF_BOOT_AUTOCONF,
- .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
- .scbrr_algo_id = SCBRR_ALGO_2,
- .type = PORT_SCIF,
- .irqs = { 88, 88, 88, 88 },
- }, {
- .mapbase = 0xf8410000,
- .flags = UPF_BOOT_AUTOCONF,
- .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
- .scbrr_algo_id = SCBRR_ALGO_2,
- .type = PORT_SCIF,
- .irqs = { 92, 92, 92, 92 },
- }, {
- .mapbase = 0xf8420000,
- .flags = UPF_BOOT_AUTOCONF,
- .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
- .scbrr_algo_id = SCBRR_ALGO_2,
- .type = PORT_SCIF,
- .irqs = { 96, 96, 96, 96 },
- }, {
- .flags = 0,
- }
-};
-
-static struct platform_device sci_device = {
+static struct plat_sci_port scif0_platform_data = {
+ .mapbase = 0xf8400000,
+ .flags = UPF_BOOT_AUTOCONF,
+ .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
+ .scbrr_algo_id = SCBRR_ALGO_2,
+ .type = PORT_SCIF,
+ .irqs = { 88, 88, 88, 88 },
+};
+
+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 = 0xf8410000,
+ .flags = UPF_BOOT_AUTOCONF,
+ .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
+ .scbrr_algo_id = SCBRR_ALGO_2,
+ .type = PORT_SCIF,
+ .irqs = { 92, 92, 92, 92 },
+};
+
+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 = 0xf8420000,
+ .flags = UPF_BOOT_AUTOCONF,
+ .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
+ .scbrr_algo_id = SCBRR_ALGO_2,
+ .type = PORT_SCIF,
+ .irqs = { 96, 96, 96, 96 },
+};
+
+static struct platform_device scif2_device = {
.name = "sh-sci",
- .id = -1,
+ .id = 2,
.dev = {
- .platform_data = sci_platform_data,
+ .platform_data = &scif2_platform_data,
},
};
@@ -118,17 +134,14 @@ static struct platform_device eth_device = {
};
static struct sh_timer_config cmt0_platform_data = {
- .name = "CMT0",
.channel_offset = 0x02,
.timer_bit = 0,
- .clk = "peripheral_clk",
.clockevent_rating = 125,
.clocksource_rating = 0, /* disabled due to code generation issues */
};
static struct resource cmt0_resources[] = {
[0] = {
- .name = "CMT0",
.start = 0xf84a0072,
.end = 0xf84a0077,
.flags = IORESOURCE_MEM,
@@ -150,17 +163,14 @@ static struct platform_device cmt0_device = {
};
static struct sh_timer_config cmt1_platform_data = {
- .name = "CMT1",
.channel_offset = 0x08,
.timer_bit = 1,
- .clk = "peripheral_clk",
.clockevent_rating = 125,
.clocksource_rating = 0, /* disabled due to code generation issues */
};
static struct resource cmt1_resources[] = {
[0] = {
- .name = "CMT1",
.start = 0xf84a0078,
.end = 0xf84a007d,
.flags = IORESOURCE_MEM,
@@ -182,7 +192,9 @@ static struct platform_device cmt1_device = {
};
static struct platform_device *sh7619_devices[] __initdata = {
- &sci_device,
+ &scif0_device,
+ &scif1_device,
+ &scif2_device,
&eth_device,
&cmt0_device,
&cmt1_device,
@@ -193,7 +205,7 @@ static int __init sh7619_devices_setup(void)
return platform_add_devices(sh7619_devices,
ARRAY_SIZE(sh7619_devices));
}
-__initcall(sh7619_devices_setup);
+arch_initcall(sh7619_devices_setup);
void __init plat_irq_setup(void)
{
@@ -201,6 +213,9 @@ void __init plat_irq_setup(void)
}
static struct platform_device *sh7619_early_devices[] __initdata = {
+ &scif0_device,
+ &scif1_device,
+ &scif2_device,
&cmt0_device,
&cmt1_device,
};