From: Peng Fan <peng.fan@nxp.com>
To: "sboyd@kernel.org" <sboyd@kernel.org>,
"shawnguo@kernel.org" <shawnguo@kernel.org>,
"s.hauer@pengutronix.de" <s.hauer@pengutronix.de>,
"festevam@gmail.com" <festevam@gmail.com>,
Abel Vesa <abel.vesa@nxp.com>,
Leonard Crestez <leonard.crestez@nxp.com>
Cc: "kernel@pengutronix.de" <kernel@pengutronix.de>,
dl-linux-imx <linux-imx@nxp.com>,
Aisheng Dong <aisheng.dong@nxp.com>,
"linux-clk@vger.kernel.org" <linux-clk@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Anson Huang <anson.huang@nxp.com>, Jacky Bai <ping.bai@nxp.com>,
Peng Fan <peng.fan@nxp.com>
Subject: [PATCH 3/3] clk: imx: imx8m: use imx_clk_hw_pll14xx_flags for dram pll
Date: Mon, 30 Dec 2019 09:13:10 +0000 [thread overview]
Message-ID: <1577696903-27870-4-git-send-email-peng.fan@nxp.com> (raw)
In-Reply-To: <1577696903-27870-1-git-send-email-peng.fan@nxp.com>
From: Peng Fan <peng.fan@nxp.com>
Use imx_clk_hw_pll14xx_flags for dram pll.
Modify imx_1443x_dram_pll to imx_1443x_dram_readonly, because dram pll
is not expected to be modified from Linux.
Signed-off-by: Peng Fan <peng.fan@nxp.com>
---
drivers/clk/imx/clk-imx8mm.c | 2 +-
drivers/clk/imx/clk-imx8mn.c | 2 +-
drivers/clk/imx/clk-pll14xx.c | 3 +--
drivers/clk/imx/clk.h | 2 +-
4 files changed, 4 insertions(+), 5 deletions(-)
diff --git a/drivers/clk/imx/clk-imx8mm.c b/drivers/clk/imx/clk-imx8mm.c
index 2ed93fc25087..55862652b19f 100644
--- a/drivers/clk/imx/clk-imx8mm.c
+++ b/drivers/clk/imx/clk-imx8mm.c
@@ -337,7 +337,7 @@ static int imx8mm_clocks_probe(struct platform_device *pdev)
hws[IMX8MM_AUDIO_PLL1] = imx_clk_hw_pll14xx("audio_pll1", "audio_pll1_ref_sel", base, &imx_1443x_pll);
hws[IMX8MM_AUDIO_PLL2] = imx_clk_hw_pll14xx("audio_pll2", "audio_pll2_ref_sel", base + 0x14, &imx_1443x_pll);
hws[IMX8MM_VIDEO_PLL1] = imx_clk_hw_pll14xx("video_pll1", "video_pll1_ref_sel", base + 0x28, &imx_1443x_pll);
- hws[IMX8MM_DRAM_PLL] = imx_clk_hw_pll14xx("dram_pll", "dram_pll_ref_sel", base + 0x50, &imx_1443x_dram_pll);
+ hws[IMX8MM_DRAM_PLL] = imx_clk_hw_pll14xx_flags("dram_pll", "dram_pll_ref_sel", base + 0x50, &imx_1443x_pll_readonly, CLK_GET_RATE_NOCACHE);
hws[IMX8MM_GPU_PLL] = imx_clk_hw_pll14xx("gpu_pll", "gpu_pll_ref_sel", base + 0x64, &imx_1416x_pll);
hws[IMX8MM_VPU_PLL] = imx_clk_hw_pll14xx("vpu_pll", "vpu_pll_ref_sel", base + 0x74, &imx_1416x_pll);
hws[IMX8MM_ARM_PLL] = imx_clk_hw_pll14xx("arm_pll", "arm_pll_ref_sel", base + 0x84, &imx_1416x_pll);
diff --git a/drivers/clk/imx/clk-imx8mn.c b/drivers/clk/imx/clk-imx8mn.c
index c5e7316b4c66..e4710d3cf3e0 100644
--- a/drivers/clk/imx/clk-imx8mn.c
+++ b/drivers/clk/imx/clk-imx8mn.c
@@ -334,7 +334,7 @@ static int imx8mn_clocks_probe(struct platform_device *pdev)
hws[IMX8MN_AUDIO_PLL1] = imx_clk_hw_pll14xx("audio_pll1", "audio_pll1_ref_sel", base, &imx_1443x_pll);
hws[IMX8MN_AUDIO_PLL2] = imx_clk_hw_pll14xx("audio_pll2", "audio_pll2_ref_sel", base + 0x14, &imx_1443x_pll);
hws[IMX8MN_VIDEO_PLL1] = imx_clk_hw_pll14xx("video_pll1", "video_pll1_ref_sel", base + 0x28, &imx_1443x_pll);
- hws[IMX8MN_DRAM_PLL] = imx_clk_hw_pll14xx("dram_pll", "dram_pll_ref_sel", base + 0x50, &imx_1443x_dram_pll);
+ hws[IMX8MN_DRAM_PLL] = imx_clk_hw_pll14xx_flags("dram_pll", "dram_pll_ref_sel", base + 0x50, &imx_1443x_pll_readonly, CLK_GET_RATE_NOCACHE);
hws[IMX8MN_GPU_PLL] = imx_clk_hw_pll14xx("gpu_pll", "gpu_pll_ref_sel", base + 0x64, &imx_1416x_pll);
hws[IMX8MN_VPU_PLL] = imx_clk_hw_pll14xx("vpu_pll", "vpu_pll_ref_sel", base + 0x74, &imx_1416x_pll);
hws[IMX8MN_ARM_PLL] = imx_clk_hw_pll14xx("arm_pll", "arm_pll_ref_sel", base + 0x84, &imx_1416x_pll);
diff --git a/drivers/clk/imx/clk-pll14xx.c b/drivers/clk/imx/clk-pll14xx.c
index 030159dc4884..33236d8580a6 100644
--- a/drivers/clk/imx/clk-pll14xx.c
+++ b/drivers/clk/imx/clk-pll14xx.c
@@ -67,9 +67,8 @@ struct imx_pll14xx_clk imx_1443x_pll = {
.rate_count = ARRAY_SIZE(imx_pll1443x_tbl),
};
-struct imx_pll14xx_clk imx_1443x_dram_pll = {
+struct imx_pll14xx_clk imx_1443x_pll_readonly = {
.type = PLL_1443X,
- .flags = CLK_GET_RATE_NOCACHE,
};
struct imx_pll14xx_clk imx_1416x_pll = {
diff --git a/drivers/clk/imx/clk.h b/drivers/clk/imx/clk.h
index 35a9d294b6df..ea84d2993b57 100644
--- a/drivers/clk/imx/clk.h
+++ b/drivers/clk/imx/clk.h
@@ -53,7 +53,7 @@ struct imx_pll14xx_clk {
extern struct imx_pll14xx_clk imx_1416x_pll;
extern struct imx_pll14xx_clk imx_1443x_pll;
-extern struct imx_pll14xx_clk imx_1443x_dram_pll;
+extern struct imx_pll14xx_clk imx_1443x_pll_readonly;
#define imx_clk_cpu(name, parent_name, div, mux, pll, step) \
to_clk(imx_clk_hw_cpu(name, parent_name, div, mux, pll, step))
--
2.16.4
next prev parent reply other threads:[~2019-12-30 9:13 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-30 9:12 [PATCH 0/3] clk: imx: avoid modify dram pll and improve for pll14xx Peng Fan
2019-12-30 9:13 ` [PATCH 1/3] clk: imx: pll14xx: avoid modify dram pll Peng Fan
2020-01-12 2:32 ` Shawn Guo
2020-01-14 0:11 ` Leonard Crestez
2019-12-30 9:13 ` [PATCH 2/3] clk: imx: pll14xx: introduce imx_clk_hw_pll14xx_flags Peng Fan
2019-12-30 9:13 ` Peng Fan [this message]
2020-01-12 2:40 ` [PATCH 3/3] clk: imx: imx8m: use imx_clk_hw_pll14xx_flags for dram pll Shawn Guo
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=1577696903-27870-4-git-send-email-peng.fan@nxp.com \
--to=peng.fan@nxp.com \
--cc=abel.vesa@nxp.com \
--cc=aisheng.dong@nxp.com \
--cc=anson.huang@nxp.com \
--cc=festevam@gmail.com \
--cc=kernel@pengutronix.de \
--cc=leonard.crestez@nxp.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-clk@vger.kernel.org \
--cc=linux-imx@nxp.com \
--cc=linux-kernel@vger.kernel.org \
--cc=ping.bai@nxp.com \
--cc=s.hauer@pengutronix.de \
--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).