From: robherring2@gmail.com (Rob Herring)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/7] ARM: realview: init clocks early and add sp804 clock
Date: Wed, 12 Jan 2011 17:31:58 -0600 [thread overview]
Message-ID: <1294875123-14086-3-git-send-email-robherring2@gmail.com> (raw)
In-Reply-To: <1294875123-14086-1-git-send-email-robherring2@gmail.com>
From: Rob Herring <rob.herring@calxeda.com>
Move clock initialization to mdesc->init_early and add a clock for
sp804 timer.
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
---
arch/arm/mach-realview/core.c | 12 ++++++++----
arch/arm/mach-realview/core.h | 1 +
arch/arm/mach-realview/realview_eb.c | 1 +
arch/arm/mach-realview/realview_pb1176.c | 1 +
arch/arm/mach-realview/realview_pb11mp.c | 1 +
arch/arm/mach-realview/realview_pba8.c | 1 +
arch/arm/mach-realview/realview_pbx.c | 1 +
7 files changed, 14 insertions(+), 4 deletions(-)
diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c
index 1c6602c..16b8a81 100644
--- a/arch/arm/mach-realview/core.c
+++ b/arch/arm/mach-realview/core.c
@@ -314,6 +314,10 @@ static struct clk ref24_clk = {
.rate = 24000000,
};
+static struct clk sp804_clk = {
+ .rate = 1000000,
+};
+
static struct clk dummy_apb_pclk;
static struct clk_lookup lookups[] = {
@@ -356,10 +360,13 @@ static struct clk_lookup lookups[] = {
}, { /* SSP */
.dev_id = "dev:ssp0",
.clk = &ref24_clk,
+ }, { /* SP804 Timer */
+ .dev_id = "sp804",
+ .clk = &sp804_clk,
}
};
-static int __init clk_init(void)
+void __init realview_init_early(void)
{
if (machine_is_realview_pb1176())
oscvco_clk.vcoreg = __io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_OSC0_OFFSET;
@@ -367,10 +374,7 @@ static int __init clk_init(void)
oscvco_clk.vcoreg = __io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_OSC4_OFFSET;
clkdev_add_table(lookups, ARRAY_SIZE(lookups));
-
- return 0;
}
-core_initcall(clk_init);
/*
* CLCD support.
diff --git a/arch/arm/mach-realview/core.h b/arch/arm/mach-realview/core.h
index 693239d..cb44595 100644
--- a/arch/arm/mach-realview/core.h
+++ b/arch/arm/mach-realview/core.h
@@ -65,6 +65,7 @@ extern int realview_eth_register(const char *name, struct resource *res);
extern int realview_usb_register(struct resource *res);
extern void realview_fixup(struct machine_desc *mdesc, struct tag *tags,
char **from, struct meminfo *meminfo);
+extern void realview_init_early(void);
extern void (*realview_reset)(char);
#endif
diff --git a/arch/arm/mach-realview/realview_eb.c b/arch/arm/mach-realview/realview_eb.c
index 6ef5c5e..c00e527 100644
--- a/arch/arm/mach-realview/realview_eb.c
+++ b/arch/arm/mach-realview/realview_eb.c
@@ -487,6 +487,7 @@ MACHINE_START(REALVIEW_EB, "ARM-RealView EB")
.boot_params = PHYS_OFFSET + 0x00000100,
.fixup = realview_fixup,
.map_io = realview_eb_map_io,
+ .init_early = realview_init_early,
.init_irq = gic_init_irq,
.timer = &realview_eb_timer,
.init_machine = realview_eb_init,
diff --git a/arch/arm/mach-realview/realview_pb1176.c b/arch/arm/mach-realview/realview_pb1176.c
index cbdc97a..f0447bb 100644
--- a/arch/arm/mach-realview/realview_pb1176.c
+++ b/arch/arm/mach-realview/realview_pb1176.c
@@ -382,6 +382,7 @@ MACHINE_START(REALVIEW_PB1176, "ARM-RealView PB1176")
.boot_params = PHYS_OFFSET + 0x00000100,
.fixup = realview_pb1176_fixup,
.map_io = realview_pb1176_map_io,
+ .init_early = realview_init_early,
.init_irq = gic_init_irq,
.timer = &realview_pb1176_timer,
.init_machine = realview_pb1176_init,
diff --git a/arch/arm/mach-realview/realview_pb11mp.c b/arch/arm/mach-realview/realview_pb11mp.c
index 8e8ab7d..3b4f788 100644
--- a/arch/arm/mach-realview/realview_pb11mp.c
+++ b/arch/arm/mach-realview/realview_pb11mp.c
@@ -384,6 +384,7 @@ MACHINE_START(REALVIEW_PB11MP, "ARM-RealView PB11MPCore")
.boot_params = PHYS_OFFSET + 0x00000100,
.fixup = realview_fixup,
.map_io = realview_pb11mp_map_io,
+ .init_early = realview_init_early,
.init_irq = gic_init_irq,
.timer = &realview_pb11mp_timer,
.init_machine = realview_pb11mp_init,
diff --git a/arch/arm/mach-realview/realview_pba8.c b/arch/arm/mach-realview/realview_pba8.c
index 841118e..f98d4fa 100644
--- a/arch/arm/mach-realview/realview_pba8.c
+++ b/arch/arm/mach-realview/realview_pba8.c
@@ -334,6 +334,7 @@ MACHINE_START(REALVIEW_PBA8, "ARM-RealView PB-A8")
.boot_params = PHYS_OFFSET + 0x00000100,
.fixup = realview_fixup,
.map_io = realview_pba8_map_io,
+ .init_early = realview_init_early,
.init_irq = gic_init_irq,
.timer = &realview_pba8_timer,
.init_machine = realview_pba8_init,
diff --git a/arch/arm/mach-realview/realview_pbx.c b/arch/arm/mach-realview/realview_pbx.c
index 02b755b..b0521e1 100644
--- a/arch/arm/mach-realview/realview_pbx.c
+++ b/arch/arm/mach-realview/realview_pbx.c
@@ -417,6 +417,7 @@ MACHINE_START(REALVIEW_PBX, "ARM-RealView PBX")
.boot_params = PHYS_OFFSET + 0x00000100,
.fixup = realview_pbx_fixup,
.map_io = realview_pbx_map_io,
+ .init_early = realview_init_early,
.init_irq = gic_init_irq,
.timer = &realview_pbx_timer,
.init_machine = realview_pbx_init,
--
1.7.1
next prev parent reply other threads:[~2011-01-12 23:31 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-12 23:31 [PATCH 0/7] ARM: add clock api to sp804 and smp_twd timers Rob Herring
2011-01-12 23:31 ` [PATCH 1/7] ARM: integrator cp: init clocks early and add sp804 clock Rob Herring
2011-01-12 23:53 ` Russell King - ARM Linux
2011-01-12 23:31 ` Rob Herring [this message]
2011-01-12 23:31 ` [PATCH 3/7] ARM: versatile: " Rob Herring
2011-01-12 23:32 ` [PATCH 4/7] ARM: vexpress: " Rob Herring
2011-01-12 23:32 ` [PATCH 5/7] ARM: timer-sp: support timer clock freq other than 1MHz Rob Herring
2011-01-12 23:32 ` [PATCH 6/7] ARM: smp_twd: add clock api support Rob Herring
2011-01-12 23:32 ` [PATCH 7/7] ARM: vexpress: add smp_twd clock Rob Herring
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