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Date: Mon, 14 Oct 2013 18:24:36 +0300
From: "Ivan T. Ivanov" <iivanov@...sol.com>
To: balbi@...com
Cc: rob.herring@...xeda.com, pawel.moll@....com, mark.rutland@....com,
swarren@...dotorg.org, ijc+devicetree@...lion.org.uk,
rob@...dley.net, davidb@...eaurora.org, dwalker@...o99.com,
bryanh@...eaurora.org, linux@....linux.org.uk,
gregkh@...uxfoundation.org, grant.likely@...aro.org,
jackp@...eaurora.org, mgautam@...eaurora.org,
dsegal@...eaurora.org, linux-usb@...r.kernel.org,
devicetree@...r.kernel.org, linux-doc@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
"Ivan T. Ivanov" <iivanov@...sol.com>
Subject: [PATCH v3 09/13] usb: phy: msm: Remove unused pclk_src_name
From: "Ivan T. Ivanov" <iivanov@...sol.com>
There are no references to 'pclk_src_name' in plaform code,
so it is unused.
Signed-off-by: Ivan T. Ivanov <iivanov@...sol.com>
---
drivers/usb/phy/phy-msm-usb.c | 26 +-------------------------
include/linux/usb/msm_hsusb.h | 5 -----
2 files changed, 1 insertion(+), 30 deletions(-)
diff --git a/drivers/usb/phy/phy-msm-usb.c b/drivers/usb/phy/phy-msm-usb.c
index 4a23cfa..c1020d9 100644
--- a/drivers/usb/phy/phy-msm-usb.c
+++ b/drivers/usb/phy/phy-msm-usb.c
@@ -464,9 +464,6 @@ static int msm_otg_suspend(struct msm_otg *motg)
if (!IS_ERR(motg->core_clk))
clk_disable_unprepare(motg->core_clk);
- if (!IS_ERR(motg->pclk_src))
- clk_disable_unprepare(motg->pclk_src);
-
if (motg->pdata->phy_type == SNPS_28NM_INTEGRATED_PHY &&
motg->pdata->otg_control == OTG_PMIC_CONTROL) {
msm_hsusb_ldo_set_mode(motg, 0);
@@ -496,9 +493,6 @@ static int msm_otg_resume(struct msm_otg *motg)
if (!atomic_read(&motg->in_lpm))
return 0;
- if (!IS_ERR(motg->pclk_src))
- clk_prepare_enable(motg->pclk_src);
-
clk_prepare_enable(motg->pclk);
clk_prepare_enable(motg->clk);
if (!IS_ERR(motg->core_clk))
@@ -1394,17 +1388,8 @@ static int __init msm_otg_probe(struct platform_device *pdev)
* If USB Core is running its protocol engine based on CORE CLK,
* CORE CLK must be running at >55Mhz for correct HSUSB
* operation and USB core cannot tolerate frequency changes on
- * CORE CLK. For such USB cores, vote for maximum clk frequency
- * on pclk source
+ * CORE CLK.
*/
- motg->pclk_src = ERR_PTR(-ENOENT);
- if (motg->pdata->pclk_src_name) {
- motg->pclk_src = devm_clk_get(&pdev->dev,
- motg->pdata->pclk_src_name);
- if (IS_ERR(motg->pclk_src))
- return PTR_ERR(motg->pclk_src);
- }
-
motg->pclk = devm_clk_get(&pdev->dev, "usb_hs_pclk");
if (IS_ERR(motg->pclk)) {
dev_err(&pdev->dev, "failed to get usb_hs_pclk\n");
@@ -1450,10 +1435,6 @@ static int __init msm_otg_probe(struct platform_device *pdev)
}
clk_set_rate(motg->clk, 60000000);
- if (!IS_ERR(motg->pclk_src)) {
- clk_set_rate(motg->pclk_src, INT_MAX);
- clk_prepare_enable(motg->pclk_src);
- }
clk_prepare_enable(motg->clk);
clk_prepare_enable(motg->pclk);
@@ -1529,8 +1510,6 @@ disable_clks:
clk_disable_unprepare(motg->clk);
if (!IS_ERR(motg->core_clk))
clk_disable_unprepare(motg->core_clk);
- if (!IS_ERR(motg->pclk_src))
- clk_disable_unprepare(motg->pclk_src);
return ret;
}
@@ -1575,9 +1554,6 @@ static int msm_otg_remove(struct platform_device *pdev)
clk_disable_unprepare(motg->clk);
if (!IS_ERR(motg->core_clk))
clk_disable_unprepare(motg->core_clk);
- if (!IS_ERR(motg->pclk_src))
- clk_disable_unprepare(motg->pclk_src);
-
msm_hsusb_ldo_init(motg, 0);
pm_runtime_set_suspended(&pdev->dev);
diff --git a/include/linux/usb/msm_hsusb.h b/include/linux/usb/msm_hsusb.h
index 72c5830..262ed80 100644
--- a/include/linux/usb/msm_hsusb.h
+++ b/include/linux/usb/msm_hsusb.h
@@ -106,8 +106,6 @@ enum usb_chg_type {
* @power_budget: VBUS power budget in mA (0 will be treated as 500mA).
* @mode: Supported mode (OTG/peripheral/host).
* @otg_control: OTG switch controlled by user/Id pin
- * @pclk_src_name: pclk is derived from ebi1_usb_clk in case of 7x27 and 8k
- * dfab_usb_hs_clk in case of 8660 and 8960.
*/
struct msm_otg_platform_data {
int *phy_init_seq;
@@ -117,7 +115,6 @@ struct msm_otg_platform_data {
enum otg_control_type otg_control;
enum msm_usb_phy_type phy_type;
void (*setup_gpio)(enum usb_otg_state state);
- char *pclk_src_name;
int (*link_clk_reset)(struct clk *link_clk, bool assert);
int (*phy_clk_reset)(struct clk *phy_clk);
};
@@ -129,7 +126,6 @@ struct msm_otg_platform_data {
* @irq: IRQ number assigned for HSUSB controller.
* @clk: clock struct of usb_hs_clk.
* @pclk: clock struct of usb_hs_pclk.
- * @pclk_src: pclk source for voting.
* @phy_reset_clk: clock struct of usb_phy_clk.
* @core_clk: clock struct of usb_hs_core_clk.
* @regs: ioremapped register base address.
@@ -150,7 +146,6 @@ struct msm_otg {
int irq;
struct clk *clk;
struct clk *pclk;
- struct clk *pclk_src;
struct clk *phy_reset_clk;
struct clk *core_clk;
void __iomem *regs;
--
1.7.9.5
--
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