lkml.org 
[lkml]   [2013]   [Aug]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH RFC v2 16/16] ARM: zynq: Don't call of_clk_init()
Date
From: Soren Brinkmann <soren.brinkmann@xilinx.com>

of_clk_init() has been moved to be called from common code, therefore
remove it from Zynq's clock init routine. Since the Zynq's clock setup
routine relies on an initialized SLCR, zynq_slcr_init() is moved to
init_irq() instead.

Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com>
---
Cc: Michal Simek <michal.simek@xilinx.com>
Cc: Mike Turquette <mturquette@linaro.org>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
---
arch/arm/mach-zynq/common.c | 9 ++++-----
drivers/clk/zynq/clkc.c | 4 +++-
2 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/arch/arm/mach-zynq/common.c b/arch/arm/mach-zynq/common.c
index 5f25256..9f79ebb 100644
--- a/arch/arm/mach-zynq/common.c
+++ b/arch/arm/mach-zynq/common.c
@@ -19,8 +19,7 @@
#include <linux/cpumask.h>
#include <linux/platform_device.h>
#include <linux/clk.h>
-#include <linux/clk/zynq.h>
-#include <linux/clocksource.h>
+#include <linux/irqchip.h>
#include <linux/of_address.h>
#include <linux/of_irq.h>
#include <linux/of_platform.h>
@@ -58,10 +57,10 @@ static void __init zynq_init_machine(void)
of_platform_bus_probe(NULL, zynq_of_bus_ids, NULL);
}

-static void __init zynq_timer_init(void)
+static void __init zynq_init_irq(void)
{
+ irqchip_init();
zynq_slcr_init();
- clocksource_of_init();
}

static struct map_desc zynq_cortex_a9_scu_map __initdata = {
@@ -104,8 +103,8 @@ static const char * const zynq_dt_match[] = {
DT_MACHINE_START(XILINX_EP107, "Xilinx Zynq Platform")
.smp = smp_ops(zynq_smp_ops),
.map_io = zynq_map_io,
+ .init_irq = zynq_init_irq,
.init_machine = zynq_init_machine,
- .init_time = zynq_timer_init,
.dt_compat = zynq_dt_match,
.restart = zynq_system_reset,
MACHINE_END
diff --git a/drivers/clk/zynq/clkc.c b/drivers/clk/zynq/clkc.c
index 089d3e3..53b851e 100644
--- a/drivers/clk/zynq/clkc.c
+++ b/drivers/clk/zynq/clkc.c
@@ -206,6 +206,9 @@ static void __init zynq_clk_setup(struct device_node *np)

pr_info("Zynq clock init\n");

+ if (WARN_ON(!zynq_slcr_base_priv))
+ return;
+
/* get clock output names from DT */
for (i = 0; i < clk_max; i++) {
if (of_property_read_string_index(np, "clock-output-names",
@@ -532,5 +535,4 @@ CLK_OF_DECLARE(zynq_clkc, "xlnx,ps7-clkc", zynq_clk_setup);
void __init zynq_clock_init(void __iomem *slcr_base)
{
zynq_slcr_base_priv = slcr_base;
- of_clk_init(NULL);
}
--
1.7.2.5


\
 
 \ /
  Last update: 2013-08-27 23:41    [W:0.819 / U:1.844 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site