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Message-Id: <1377638890-371-9-git-send-email-sebastian.hesselbarth@gmail.com>
Date: Tue, 27 Aug 2013 23:28:02 +0200
From: Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
To: Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
Cc: Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
Shawn Guo <shawn.guo@...aro.org>,
Mike Turquette <mturquette@...aro.org>,
Russell King <linux@....linux.org.uk>,
Arnd Bergmann <arnd@...db.de>,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH RFC v2 08/16] ARM: mxs: remove custom .init_time hook
This patch converts clk-imx2[38] clocksource_of_init compatible init
associated with fsl,imx2[38]-clkctrl. With arch/arm calling
of_clk_init(NULL) from time_init(), we can now also remove custom
.init_time hooks.
Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
---
Cc: Shawn Guo <shawn.guo@...aro.org>
Cc: Mike Turquette <mturquette@...aro.org>
Cc: Russell King <linux@....linux.org.uk>
Cc: Arnd Bergmann <arnd@...db.de>
Cc: linux-arm-kernel@...ts.infradead.org
Cc: linux-kernel@...r.kernel.org
---
arch/arm/mach-mxs/mach-mxs.c | 13 -------------
drivers/clk/mxs/clk-imx23.c | 16 +++++++---------
drivers/clk/mxs/clk-imx28.c | 16 +++++++---------
include/linux/clk/mxs.h | 2 --
4 files changed, 14 insertions(+), 33 deletions(-)
diff --git a/arch/arm/mach-mxs/mach-mxs.c b/arch/arm/mach-mxs/mach-mxs.c
index 98f6e2a..cc511a4 100644
--- a/arch/arm/mach-mxs/mach-mxs.c
+++ b/arch/arm/mach-mxs/mach-mxs.c
@@ -13,8 +13,6 @@
#include <linux/clk.h>
#include <linux/clk/mxs.h>
#include <linux/clkdev.h>
-#include <linux/clocksource.h>
-#include <linux/clk-provider.h>
#include <linux/delay.h>
#include <linux/err.h>
#include <linux/gpio.h>
@@ -490,16 +488,6 @@ static void mxs_restart(enum reboot_mode mode, const char *cmd)
soft_restart(0);
}
-static void __init mxs_timer_init(void)
-{
- if (of_machine_is_compatible("fsl,imx23"))
- mx23_clocks_init();
- else
- mx28_clocks_init();
- of_clk_init(NULL);
- clocksource_of_init();
-}
-
static const char *mxs_dt_compat[] __initdata = {
"fsl,imx28",
"fsl,imx23",
@@ -508,7 +496,6 @@ static const char *mxs_dt_compat[] __initdata = {
DT_MACHINE_START(MXS, "Freescale MXS (Device Tree)")
.handle_irq = icoll_handle_irq,
- .init_time = mxs_timer_init,
.init_machine = mxs_machine_init,
.init_late = mxs_pm_init,
.dt_compat = mxs_dt_compat,
diff --git a/drivers/clk/mxs/clk-imx23.c b/drivers/clk/mxs/clk-imx23.c
index c396fe3..7eb1d1a 100644
--- a/drivers/clk/mxs/clk-imx23.c
+++ b/drivers/clk/mxs/clk-imx23.c
@@ -12,6 +12,7 @@
#include <linux/clk.h>
#include <linux/clk/mxs.h>
#include <linux/clkdev.h>
+#include <linux/clk-provider.h>
#include <linux/err.h>
#include <linux/init.h>
#include <linux/io.h>
@@ -100,19 +101,17 @@ static enum imx23_clk clks_init_on[] __initdata = {
cpu, hbus, xbus, emi, uart,
};
-int __init mx23_clocks_init(void)
+static void __init mx23_clocks_init(struct device_node *np)
{
- struct device_node *np;
u32 i;
+ clkctrl = of_iomap(np, 0);
+ WARN_ON(!clkctrl);
+
np = of_find_compatible_node(NULL, NULL, "fsl,imx23-digctl");
digctrl = of_iomap(np, 0);
WARN_ON(!digctrl);
- np = of_find_compatible_node(NULL, NULL, "fsl,imx23-clkctrl");
- clkctrl = of_iomap(np, 0);
- WARN_ON(!clkctrl);
-
clk_misc_init();
clks[ref_xtal] = mxs_clk_fixed("ref_xtal", 24000000);
@@ -162,7 +161,7 @@ int __init mx23_clocks_init(void)
if (IS_ERR(clks[i])) {
pr_err("i.MX23 clk %d: register failed with %ld\n",
i, PTR_ERR(clks[i]));
- return PTR_ERR(clks[i]);
+ return;
}
clk_data.clks = clks;
@@ -171,6 +170,5 @@ int __init mx23_clocks_init(void)
for (i = 0; i < ARRAY_SIZE(clks_init_on); i++)
clk_prepare_enable(clks[clks_init_on[i]]);
-
- return 0;
}
+CLK_OF_DECLARE(imx23_clkctrl, "fsl,imx23-clkctrl", mx23_clocks_init);
diff --git a/drivers/clk/mxs/clk-imx28.c b/drivers/clk/mxs/clk-imx28.c
index 4faf0af..12d3f3d 100644
--- a/drivers/clk/mxs/clk-imx28.c
+++ b/drivers/clk/mxs/clk-imx28.c
@@ -12,6 +12,7 @@
#include <linux/clk.h>
#include <linux/clk/mxs.h>
#include <linux/clkdev.h>
+#include <linux/clk-provider.h>
#include <linux/err.h>
#include <linux/init.h>
#include <linux/io.h>
@@ -154,19 +155,17 @@ static enum imx28_clk clks_init_on[] __initdata = {
cpu, hbus, xbus, emi, uart,
};
-int __init mx28_clocks_init(void)
+static void __init mx28_clocks_init(struct device_node *np)
{
- struct device_node *np;
u32 i;
+ clkctrl = of_iomap(np, 0);
+ WARN_ON(!clkctrl);
+
np = of_find_compatible_node(NULL, NULL, "fsl,imx28-digctl");
digctrl = of_iomap(np, 0);
WARN_ON(!digctrl);
- np = of_find_compatible_node(NULL, NULL, "fsl,imx28-clkctrl");
- clkctrl = of_iomap(np, 0);
- WARN_ON(!clkctrl);
-
clk_misc_init();
clks[ref_xtal] = mxs_clk_fixed("ref_xtal", 24000000);
@@ -239,7 +238,7 @@ int __init mx28_clocks_init(void)
if (IS_ERR(clks[i])) {
pr_err("i.MX28 clk %d: register failed with %ld\n",
i, PTR_ERR(clks[i]));
- return PTR_ERR(clks[i]);
+ return;
}
clk_data.clks = clks;
@@ -250,6 +249,5 @@ int __init mx28_clocks_init(void)
for (i = 0; i < ARRAY_SIZE(clks_init_on); i++)
clk_prepare_enable(clks[clks_init_on[i]]);
-
- return 0;
}
+CLK_OF_DECLARE(imx28_clkctrl, "fsl,imx28-clkctrl", mx28_clocks_init);
diff --git a/include/linux/clk/mxs.h b/include/linux/clk/mxs.h
index 90c30dc..5138a90 100644
--- a/include/linux/clk/mxs.h
+++ b/include/linux/clk/mxs.h
@@ -9,8 +9,6 @@
#ifndef __LINUX_CLK_MXS_H
#define __LINUX_CLK_MXS_H
-int mx23_clocks_init(void);
-int mx28_clocks_init(void);
int mxs_saif_clkmux_select(unsigned int clkmux);
#endif
--
1.7.2.5
--
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