From: Sudeep.KarkadaNagesha@arm.com
To: linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, cpufreq@vger.kernel.org,
linux-pm@vger.kernel.org, devicetree-discuss@lists.ozlabs.org
Cc: Russell King <linux@arm.linux.org.uk>,
Shawn Guo <shawn.guo@linaro.org>,
Gregory Clement <gregory.clement@free-electrons.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Viresh Kumar <viresh.kumar@linaro.org>,
"Rafael J. Wysocki" <rjw@sisk.pl>,
Grant Likely <grant.likely@linaro.org>,
Rob Herring <rob.herring@calxeda.com>,
Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
Olof Johansson <olof@lixom.net>, Arnd Bergmann <arnd@arndb.de>,
Sudeep KarkadaNagesha <sudeep.karkadanagesha@arm.com>
Subject: [RFC PATCH v2 07/15] cpufreq: imx6q-cpufreq: remove device tree parsing for cpu nodes
Date: Wed, 17 Jul 2013 15:06:16 +0100 [thread overview]
Message-ID: <1374069984-20567-8-git-send-email-Sudeep.KarkadaNagesha@arm.com> (raw)
In-Reply-To: <1374069984-20567-1-git-send-email-Sudeep.KarkadaNagesha@arm.com>
From: Sudeep KarkadaNagesha <sudeep.karkadanagesha@arm.com>
Now that the cpu device registration initialises the of_node(if available)
appropriately for all the cpus, parsing here is redundant.
This patch removes all DT parsing and uses cpu->of_node instead.
Acked-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Sudeep KarkadaNagesha <sudeep.karkadanagesha@arm.com>
---
arch/arm/mach-imx/mach-imx6q.c | 3 +--
drivers/cpufreq/imx6q-cpufreq.c | 4 +---
2 files changed, 2 insertions(+), 5 deletions(-)
diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c
index 7be13f8..a02f275 100644
--- a/arch/arm/mach-imx/mach-imx6q.c
+++ b/arch/arm/mach-imx/mach-imx6q.c
@@ -254,13 +254,12 @@ static void __init imx6q_opp_init(struct device *cpu_dev)
{
struct device_node *np;
- np = of_find_node_by_path("/cpus/cpu@0");
+ np = of_node_get(cpu_dev->of_node);
if (!np) {
pr_warn("failed to find cpu0 node\n");
return;
}
- cpu_dev->of_node = np;
if (of_init_opp_table(cpu_dev)) {
pr_warn("failed to init OPP table\n");
goto put_node;
diff --git a/drivers/cpufreq/imx6q-cpufreq.c b/drivers/cpufreq/imx6q-cpufreq.c
index e37cdae..b16632b 100644
--- a/drivers/cpufreq/imx6q-cpufreq.c
+++ b/drivers/cpufreq/imx6q-cpufreq.c
@@ -221,14 +221,12 @@ static int imx6q_cpufreq_probe(struct platform_device *pdev)
cpu_dev = &pdev->dev;
- np = of_find_node_by_path("/cpus/cpu@0");
+ np = of_node_get(cpu_dev->of_node);
if (!np) {
dev_err(cpu_dev, "failed to find cpu0 node\n");
return -ENOENT;
}
- cpu_dev->of_node = np;
-
arm_clk = devm_clk_get(cpu_dev, "arm");
pll1_sys_clk = devm_clk_get(cpu_dev, "pll1_sys");
pll1_sw_clk = devm_clk_get(cpu_dev, "pll1_sw");
--
1.8.1.2
next prev parent reply other threads:[~2013-07-17 14:09 UTC|newest]
Thread overview: 127+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-17 14:06 [RFC PATCH v2 00/15] DT/core: update cpu device of_node Sudeep.KarkadaNagesha
2013-07-17 14:06 ` [RFC PATCH v2 01/15] of: add support for retrieving cpu node for a given logical cpu index Sudeep.KarkadaNagesha
2013-07-17 14:30 ` Nicolas Pitre
2013-07-17 14:50 ` Rob Herring
2013-07-17 15:18 ` Sudeep KarkadaNagesha
2013-07-17 14:06 ` [RFC PATCH v2 02/15] driver/core: cpu: initialize of_node in cpu's device struture Sudeep.KarkadaNagesha
2013-07-17 14:06 ` [RFC PATCH v2 03/15] ARM: DT/kernel: define ARM specific arch_match_cpu_phys_id Sudeep.KarkadaNagesha
2013-07-17 14:06 ` [RFC PATCH v2 04/15] ARM: topology: remove hwid/MPIDR dependency from cpu_capacity Sudeep.KarkadaNagesha
2013-07-17 14:06 ` [RFC PATCH v2 05/15] ARM: mvebu: remove device tree parsing for cpu nodes Sudeep.KarkadaNagesha
2013-07-17 14:06 ` [RFC PATCH v2 06/15] drivers/bus: arm-cci: avoid parsing DT for cpu device nodes Sudeep.KarkadaNagesha
2013-07-17 14:06 ` Sudeep.KarkadaNagesha [this message]
2013-07-17 14:06 ` [RFC PATCH v2 08/15] cpufreq: cpufreq-cpu0: remove device tree parsing for cpu nodes Sudeep.KarkadaNagesha
2013-07-17 14:06 ` [RFC PATCH v2 09/15] cpufreq: highbank-cpufreq: " Sudeep.KarkadaNagesha
2013-07-17 14:06 ` [RFC PATCH v2 10/15] cpufreq: spear-cpufreq: " Sudeep.KarkadaNagesha
2013-07-17 14:06 ` [RFC PATCH v2 11/15] cpufreq: kirkwood-cpufreq: " Sudeep.KarkadaNagesha
2013-07-17 14:43 ` Andrew Lunn
2013-07-18 7:53 ` Viresh Kumar
2013-07-18 8:24 ` Sudeep KarkadaNagesha
2013-07-18 10:14 ` Sudeep KarkadaNagesha
2013-07-18 18:30 ` Rob Herring
2013-07-17 14:06 ` [RFC PATCH v2 12/15] cpufreq: arm_big_little: " Sudeep.KarkadaNagesha
2013-07-17 14:06 ` [RFC PATCH v2 13/15] cpufreq: maple-cpufreq: " Sudeep.KarkadaNagesha
2013-07-17 14:06 ` [RFC PATCH v2 14/15] cpufreq: pmac64-cpufreq: " Sudeep.KarkadaNagesha
2013-07-17 14:06 ` [RFC PATCH v2 15/15] cpufreq: pmac32-cpufreq: " Sudeep.KarkadaNagesha
2013-07-18 7:54 ` [RFC PATCH v2 00/15] DT/core: update cpu device of_node Viresh Kumar
2013-07-22 11:32 ` [PATCH v3 00/16] " Sudeep KarkadaNagesha
2013-07-22 11:32 ` [PATCH v3 01/16] of: add support for retrieving cpu node for a given logical cpu index Sudeep KarkadaNagesha
2013-07-22 14:14 ` Nicolas Pitre
2013-07-22 15:07 ` Sudeep KarkadaNagesha
2013-07-23 10:54 ` Sudeep KarkadaNagesha
2013-08-15 11:32 ` Tomasz Figa
2013-08-15 14:59 ` Sudeep KarkadaNagesha
2013-07-22 11:32 ` [PATCH v3 02/16] ARM: DT/kernel: define ARM specific arch_match_cpu_phys_id Sudeep KarkadaNagesha
2013-07-22 14:14 ` Nicolas Pitre
2013-07-22 11:32 ` [PATCH v3 03/16] driver/core: cpu: initialize of_node in cpu's device struture Sudeep KarkadaNagesha
2013-08-15 11:35 ` Tomasz Figa
2013-08-15 15:13 ` Sudeep KarkadaNagesha
2013-07-22 11:32 ` [PATCH v3 04/16] ARM: topology: remove hwid/MPIDR dependency from cpu_capacity Sudeep KarkadaNagesha
2013-07-22 14:25 ` Nicolas Pitre
2013-07-22 11:32 ` [PATCH v3 05/16] ARM: mvebu: remove device tree parsing for cpu nodes Sudeep KarkadaNagesha
2013-08-01 9:54 ` Sudeep KarkadaNagesha
2013-08-01 12:02 ` Jason Cooper
2013-08-05 16:28 ` Sudeep KarkadaNagesha
2013-08-06 8:25 ` Gregory CLEMENT
2013-08-06 9:02 ` Sudeep KarkadaNagesha
2013-07-22 11:32 ` [PATCH v3 06/16] drivers/bus: arm-cci: avoid parsing DT for cpu device nodes Sudeep KarkadaNagesha
2013-07-22 14:37 ` Nicolas Pitre
2013-07-22 11:32 ` [PATCH v3 07/16] of/device: add helper to get cpu device node from logical cpu index Sudeep KarkadaNagesha
2013-07-26 17:01 ` Sudeep KarkadaNagesha
2013-07-26 18:55 ` Rob Herring
2013-07-22 11:32 ` [PATCH v3 08/16] cpufreq: imx6q-cpufreq: remove device tree parsing for cpu nodes Sudeep KarkadaNagesha
2013-07-22 11:32 ` [PATCH v3 09/16] cpufreq: cpufreq-cpu0: " Sudeep KarkadaNagesha
2013-07-22 11:32 ` [PATCH v3 10/16] cpufreq: highbank-cpufreq: " Sudeep KarkadaNagesha
2013-07-22 11:32 ` [PATCH v3 11/16] cpufreq: spear-cpufreq: " Sudeep KarkadaNagesha
2013-07-22 11:32 ` [PATCH v3 12/16] cpufreq: kirkwood-cpufreq: " Sudeep KarkadaNagesha
2013-07-23 9:25 ` Andrew Lunn
2013-07-22 11:32 ` [PATCH v3 13/16] cpufreq: arm_big_little: " Sudeep KarkadaNagesha
2013-07-22 11:32 ` [PATCH v3 14/16] cpufreq: maple-cpufreq: " Sudeep KarkadaNagesha
2013-07-22 11:32 ` [PATCH v3 15/16] cpufreq: pmac64-cpufreq: " Sudeep KarkadaNagesha
2013-07-22 11:32 ` [PATCH v3 16/16] cpufreq: pmac32-cpufreq: " Sudeep KarkadaNagesha
2013-08-01 10:05 ` [PATCH v3 00/16] DT/core: update cpu device of_node Sudeep KarkadaNagesha
2013-08-15 17:09 ` [RFC PATCH 0/4] DT: move of_get_cpu_node from PPC to DT core Sudeep KarkadaNagesha
2013-08-15 17:09 ` [RFC PATCH 1/4] microblaze: remove undefined of_get_cpu_node declaration Sudeep KarkadaNagesha
2013-08-15 17:09 ` [RFC PATCH 2/4] openrisc: " Sudeep KarkadaNagesha
2013-08-16 9:41 ` Sudeep KarkadaNagesha
2013-08-21 5:10 ` Jonas Bonn
2013-08-15 17:09 ` [RFC PATCH 3/4] powerpc: refactor of_get_cpu_node to support other architectures Sudeep KarkadaNagesha
2013-08-16 4:49 ` Benjamin Herrenschmidt
2013-08-16 8:48 ` Sudeep KarkadaNagesha
2013-08-16 12:32 ` Benjamin Herrenschmidt
2013-08-16 12:44 ` Sudeep KarkadaNagesha
2013-08-16 4:50 ` Benjamin Herrenschmidt
2013-08-16 8:43 ` Sudeep KarkadaNagesha
2013-08-15 17:09 ` [RFC PATCH 4/4] of: move of_get_cpu_node implementation to DT core library Sudeep KarkadaNagesha
2013-08-16 17:39 ` [RFC PATCH v2 0/4] DT: move of_get_cpu_node from PPC to DT core Sudeep KarkadaNagesha
2013-08-16 17:39 ` [RFC PATCH v2 3/4] powerpc: refactor of_get_cpu_node to support other architectures Sudeep KarkadaNagesha
2013-08-16 22:13 ` Benjamin Herrenschmidt
2013-08-19 10:13 ` Sudeep KarkadaNagesha
2013-08-17 10:50 ` Tomasz Figa
2013-08-17 22:09 ` Benjamin Herrenschmidt
2013-08-17 22:22 ` Tomasz Figa
2013-08-19 10:19 ` Mark Rutland
2013-08-19 13:02 ` Rob Herring
2013-08-19 13:56 ` Sudeep KarkadaNagesha
2013-08-22 13:59 ` Mark Rutland
2013-08-22 16:51 ` Sudeep KarkadaNagesha
2013-08-28 19:46 ` Grant Likely
2013-08-29 9:50 ` Lorenzo Pieralisi
2013-08-16 17:39 ` [RFC PATCH v2 4/4] of: move of_get_cpu_node implementation to DT core library Sudeep KarkadaNagesha
2013-08-16 22:14 ` Benjamin Herrenschmidt
2013-08-19 10:21 ` Sudeep KarkadaNagesha
2013-08-19 13:11 ` Rob Herring
2013-08-19 13:24 ` Sudeep KarkadaNagesha
2013-08-20 9:30 ` [PATCH v4 00/19] DT/core: update cpu device of_node Sudeep KarkadaNagesha
2013-08-20 9:30 ` [PATCH v4 01/19] microblaze: remove undefined of_get_cpu_node declaration Sudeep KarkadaNagesha
2013-08-20 9:30 ` [PATCH v4 02/19] openrisc: " Sudeep KarkadaNagesha
2013-08-20 9:30 ` [PATCH v4 03/19] powerpc: refactor of_get_cpu_node to support other architectures Sudeep KarkadaNagesha
2013-08-20 12:27 ` Rafael J. Wysocki
2013-08-20 12:22 ` Sudeep KarkadaNagesha
2013-08-20 21:48 ` Benjamin Herrenschmidt
2013-08-22 6:15 ` Benjamin Herrenschmidt
2013-08-22 13:29 ` Sudeep KarkadaNagesha
2013-08-20 9:30 ` [PATCH v4 04/19] of: move of_get_cpu_node implementation to DT core library Sudeep KarkadaNagesha
2013-08-20 9:30 ` [PATCH v4 05/19] ARM: DT/kernel: define ARM specific arch_match_cpu_phys_id Sudeep KarkadaNagesha
2013-08-20 9:30 ` [PATCH v4 06/19] driver/core: cpu: initialize of_node in cpu's device struture Sudeep KarkadaNagesha
2013-08-20 12:28 ` Rafael J. Wysocki
2013-08-20 15:18 ` Greg Kroah-Hartman
2013-08-20 9:30 ` [PATCH v4 07/19] of/device: add helper to get cpu device node from logical cpu index Sudeep KarkadaNagesha
2013-08-20 9:30 ` [PATCH v4 08/19] ARM: topology: remove hwid/MPIDR dependency from cpu_capacity Sudeep KarkadaNagesha
2013-08-20 9:30 ` [PATCH v4 09/19] ARM: mvebu: remove device tree parsing for cpu nodes Sudeep KarkadaNagesha
2013-08-20 9:30 ` [PATCH v4 10/19] drivers/bus: arm-cci: avoid parsing DT for cpu device nodes Sudeep KarkadaNagesha
2013-08-20 9:30 ` [PATCH v4 11/19] cpufreq: imx6q-cpufreq: remove device tree parsing for cpu nodes Sudeep KarkadaNagesha
2013-08-20 9:30 ` [PATCH v4 12/19] cpufreq: cpufreq-cpu0: " Sudeep KarkadaNagesha
2013-09-06 13:44 ` Guennadi Liakhovetski
2013-09-09 9:24 ` Sudeep KarkadaNagesha
2013-09-09 14:32 ` Shawn Guo
2013-09-09 15:24 ` Sudeep KarkadaNagesha
2013-09-10 2:44 ` Shawn Guo
2013-09-10 10:56 ` Sudeep KarkadaNagesha
2013-09-10 11:19 ` Shawn Guo
2013-08-20 9:30 ` [PATCH v4 13/19] cpufreq: highbank-cpufreq: " Sudeep KarkadaNagesha
2013-08-20 9:30 ` [PATCH v4 14/19] cpufreq: spear-cpufreq: " Sudeep KarkadaNagesha
2013-08-20 9:30 ` [PATCH v4 15/19] cpufreq: kirkwood-cpufreq: " Sudeep KarkadaNagesha
2013-08-20 9:30 ` [PATCH v4 16/19] cpufreq: arm_big_little: " Sudeep KarkadaNagesha
2013-08-20 9:30 ` [PATCH v4 17/19] cpufreq: maple-cpufreq: " Sudeep KarkadaNagesha
2013-08-20 9:30 ` [PATCH v4 18/19] cpufreq: pmac64-cpufreq: " Sudeep KarkadaNagesha
2013-08-20 9:30 ` [PATCH v4 19/19] cpufreq: pmac32-cpufreq: " Sudeep KarkadaNagesha
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