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authorPavel Kubelun <be.dissent@gmail.com>2017-06-15 13:58:34 +0300
committerFelix Fietkau <nbd@nbd.name>2018-01-17 11:04:57 +0100
commite93a16ed3ff0e6ad8ffb042cd340c28a117380b9 (patch)
treecaeff549f59a1ba51f65cdb68db1f2f838fbc03b /target/linux/ipq806x
parentde748a121e9c167cfd0b706eaa5fcca6387ff5d9 (diff)
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ipq806x: usb: add phy 1 master reset control
In current state only phy 0 master reset is controlled. Add the phy 1 reset. Signed-off-by: Pavel Kubelun <be.dissent@gmail.com>
Diffstat (limited to 'target/linux/ipq806x')
-rw-r--r--target/linux/ipq806x/files-4.9/arch/arm/boot/dts/qcom-ipq8064.dtsi5
-rw-r--r--target/linux/ipq806x/patches-4.9/0074-ipq806x-usb-Control-USB-master-reset.patch33
2 files changed, 26 insertions, 12 deletions
diff --git a/target/linux/ipq806x/files-4.9/arch/arm/boot/dts/qcom-ipq8064.dtsi b/target/linux/ipq806x/files-4.9/arch/arm/boot/dts/qcom-ipq8064.dtsi
index b378da31a6..90f7a10186 100644
--- a/target/linux/ipq806x/files-4.9/arch/arm/boot/dts/qcom-ipq8064.dtsi
+++ b/target/linux/ipq806x/files-4.9/arch/arm/boot/dts/qcom-ipq8064.dtsi
@@ -968,7 +968,7 @@
ranges;
resets = <&gcc USB30_0_MASTER_RESET>;
- reset-names = "usb30_mstr_rst";
+ reset-names = "usb30_0_mstr_rst";
status = "disabled";
@@ -992,6 +992,9 @@
ranges;
+ resets = <&gcc USB30_1_MASTER_RESET>;
+ reset-names = "usb30_1_mstr_rst";
+
status = "disabled";
dwc3@10000000 {
diff --git a/target/linux/ipq806x/patches-4.9/0074-ipq806x-usb-Control-USB-master-reset.patch b/target/linux/ipq806x/patches-4.9/0074-ipq806x-usb-Control-USB-master-reset.patch
index feb5a2f4d3..d5ff868291 100644
--- a/target/linux/ipq806x/patches-4.9/0074-ipq806x-usb-Control-USB-master-reset.patch
+++ b/target/linux/ipq806x/patches-4.9/0074-ipq806x-usb-Control-USB-master-reset.patch
@@ -11,7 +11,7 @@ Change-Id: I537dc810f6cb2a46664ee674840145066432b957
Signed-off-by: Vasudevan Murugesan <vmuruges@codeaurora.org>
(cherry picked from commit 4611e13580a216812f85f0801b95442d02eeb836)
---
- drivers/usb/dwc3/dwc3-of-simple.c | 12 ++++++++++++
+ drivers/usb/dwc3/dwc3-of-simple.c | 22 ++++++++++++++++++++++
1 file changed, 12 insertions(+)
(limited to 'drivers/usb/dwc3/dwc3-of-simple.c')
@@ -28,34 +28,45 @@ index f9e92ef..49bf556 100644
#include <linux/of.h>
#include <linux/of_platform.h>
#include <linux/pm_runtime.h>
-@@ -34,6 +35,7 @@ struct dwc3_of_simple {
+@@ -34,6 +35,8 @@ struct dwc3_of_simple {
struct device *dev;
struct clk **clks;
int num_clocks;
-+ struct reset_control *mstr_rst;
++ struct reset_control *mstr_rst_30_0;
++ struct reset_control *mstr_rst_30_1;
};
static int dwc3_of_simple_probe(struct platform_device *pdev)
-@@ -89,6 +91,13 @@ static int dwc3_of_simple_probe(struct platform_device *pdev)
+@@ -89,6 +92,20 @@ static int dwc3_of_simple_probe(struct platform_device *pdev)
simple->clks[i] = clk;
}
-+ simple->mstr_rst = devm_reset_control_get(dev, "usb30_mstr_rst");
++ simple->mstr_rst_30_0 = devm_reset_control_get(dev, "usb30_0_mstr_rst");
+
-+ if (!IS_ERR(simple->mstr_rst))
-+ reset_control_deassert(simple->mstr_rst);
++ if (!IS_ERR(simple->mstr_rst_30_0))
++ reset_control_deassert(simple->mstr_rst_30_0);
+ else
-+ dev_dbg(simple->dev, "cannot get handle for master reset control\n");
++ dev_dbg(simple->dev, "cannot get handle for USB PHY 0 master reset control\n");
++
++ simple->mstr_rst_30_1 = devm_reset_control_get(dev, "usb30_1_mstr_rst");
++
++ if (!IS_ERR(simple->mstr_rst_30_1))
++ reset_control_deassert(simple->mstr_rst_30_1);
++ else
++ dev_dbg(simple->dev, "cannot get handle for USB PHY 1 master reset control\n");
+
ret = of_platform_populate(np, NULL, NULL, dev);
if (ret) {
for (i = 0; i < simple->num_clocks; i++) {
-@@ -117,6 +126,9 @@ static int dwc3_of_simple_remove(struct platform_device *pdev)
+@@ -117,6 +134,12 @@ static int dwc3_of_simple_remove(struct platform_device *pdev)
clk_put(simple->clks[i]);
}
-+ if (!IS_ERR(simple->mstr_rst))
-+ reset_control_assert(simple->mstr_rst);
++ if (!IS_ERR(simple->mstr_rst_30_0))
++ reset_control_assert(simple->mstr_rst_30_0);
++
++ if (!IS_ERR(simple->mstr_rst_30_1))
++ reset_control_assert(simple->mstr_rst_30_1);
+
of_platform_depopulate(dev);