linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Anson Huang <Anson.Huang@nxp.com>
To: shawnguo@kernel.org, kernel@pengutronix.de,
	fabio.estevam@nxp.com, mturquette@baylibre.com, sboyd@kernel.org
Cc: Linux-imx@nxp.com, linux-arm-kernel@lists.infradead.org,
	linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] clk: imx6sx: disable unnecessary clocks during clock initialization
Date: Thu, 17 May 2018 13:00:47 +0800	[thread overview]
Message-ID: <1526533248-21990-1-git-send-email-Anson.Huang@nxp.com> (raw)

Disable those unnecessary clocks during kernel boot up to save power,
those modules clock should be managed by modules driver in runtime.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
---
 drivers/clk/imx/clk-imx6sx.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/drivers/clk/imx/clk-imx6sx.c b/drivers/clk/imx/clk-imx6sx.c
index 0178ee2..10c771b 100644
--- a/drivers/clk/imx/clk-imx6sx.c
+++ b/drivers/clk/imx/clk-imx6sx.c
@@ -97,12 +97,7 @@ static int const clks_init_on[] __initconst = {
 	IMX6SX_CLK_IPMUX1, IMX6SX_CLK_IPMUX2, IMX6SX_CLK_IPMUX3,
 	IMX6SX_CLK_WAKEUP, IMX6SX_CLK_MMDC_P0_FAST, IMX6SX_CLK_MMDC_P0_IPG,
 	IMX6SX_CLK_ROM, IMX6SX_CLK_ARM, IMX6SX_CLK_IPG, IMX6SX_CLK_OCRAM,
-	IMX6SX_CLK_PER2_MAIN, IMX6SX_CLK_PERCLK, IMX6SX_CLK_M4,
-	IMX6SX_CLK_QSPI1, IMX6SX_CLK_QSPI2, IMX6SX_CLK_UART_IPG,
-	IMX6SX_CLK_UART_SERIAL, IMX6SX_CLK_I2C3, IMX6SX_CLK_ECSPI5,
-	IMX6SX_CLK_CAN1_IPG, IMX6SX_CLK_CAN1_SERIAL, IMX6SX_CLK_CAN2_IPG,
-	IMX6SX_CLK_CAN2_SERIAL, IMX6SX_CLK_CANFD, IMX6SX_CLK_EPIT1,
-	IMX6SX_CLK_EPIT2,
+	IMX6SX_CLK_PER2_MAIN, IMX6SX_CLK_PERCLK, IMX6SX_CLK_TZASC1,
 };
 
 static const struct clk_div_table clk_enet_ref_table[] = {
-- 
2.7.4

             reply	other threads:[~2018-05-17  5:04 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-17  5:00 Anson Huang [this message]
2018-05-17  5:00 ` [PATCH] clk: imx6sl: correct ocram_podf clock type Anson Huang
2018-05-20 13:02   ` Shawn Guo
2018-06-01 19:10   ` Stephen Boyd
2018-05-20 13:01 ` [PATCH] clk: imx6sx: disable unnecessary clocks during clock initialization Shawn Guo
2018-06-01 19:10 ` Stephen Boyd

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1526533248-21990-1-git-send-email-Anson.Huang@nxp.com \
    --to=anson.huang@nxp.com \
    --cc=Linux-imx@nxp.com \
    --cc=fabio.estevam@nxp.com \
    --cc=kernel@pengutronix.de \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-clk@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mturquette@baylibre.com \
    --cc=sboyd@kernel.org \
    --cc=shawnguo@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).