From mboxrd@z Thu Jan 1 00:00:00 1970
From: Praveen Paneri
Subject: [PATCH v3 5/5] ARM: Exynos4210: Enabling samsung-usbphy driver
Date: Wed, 08 Aug 2012 13:11:01 +0530
Message-ID: <1344411661-17821-6-git-send-email-p.paneri@samsung.com>
References: <1344411661-17821-1-git-send-email-p.paneri@samsung.com>
Return-path:
In-reply-to: <1344411661-17821-1-git-send-email-p.paneri@samsung.com>
Sender: linux-samsung-soc-owner@vger.kernel.org
To: linux-usb@vger.kernel.org
Cc: devicetree-discuss@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, kgene.kim@samsung.com, balbi@ti.com, gregkh@linuxfoundation.org, thomas.abraham@linaro.org, ben-linux@fluff.org, broonie@opensource.wolfsonmicro.com, l.majewski@samsung.com, kyungmin.park@samsung.com, grant.likely@secretlab.ca, heiko@sntech.de
List-Id: devicetree@vger.kernel.org
Adding usbphy node for Exynos4210 along with the platform data.
Signed-off-by: Praveen Paneri
---
arch/arm/boot/dts/exynos4210.dtsi | 5 +++++
arch/arm/mach-exynos/include/mach/map.h | 1 +
arch/arm/mach-exynos/mach-exynos4-dt.c | 8 ++++++++
arch/arm/mach-exynos/setup-usb-phy.c | 13 +++++++++++++
4 files changed, 27 insertions(+), 0 deletions(-)
diff --git a/arch/arm/boot/dts/exynos4210.dtsi b/arch/arm/boot/dts/exynos4210.dtsi
index 02891fe..e28cf10 100644
--- a/arch/arm/boot/dts/exynos4210.dtsi
+++ b/arch/arm/boot/dts/exynos4210.dtsi
@@ -62,6 +62,11 @@
interrupts = <0 44 0>, <0 45 0>;
};
+ usbphy@125B0000 {
+ compatible = "samsung,exynos4210-usbphy";
+ reg = <0x125B0000 0x100>;
+ };
+
keypad@100A0000 {
compatible = "samsung,s5pv210-keypad";
reg = <0x100A0000 0x100>;
diff --git a/arch/arm/mach-exynos/include/mach/map.h b/arch/arm/mach-exynos/include/mach/map.h
index c72b675..0625c0a 100644
--- a/arch/arm/mach-exynos/include/mach/map.h
+++ b/arch/arm/mach-exynos/include/mach/map.h
@@ -234,6 +234,7 @@
#define S3C_PA_SPI1 EXYNOS4_PA_SPI1
#define S3C_PA_SPI2 EXYNOS4_PA_SPI2
#define S3C_PA_USB_HSOTG EXYNOS4_PA_HSOTG
+#define S3C_PA_USB_PHY EXYNOS4_PA_HSPHY
#define S5P_PA_EHCI EXYNOS4_PA_EHCI
#define S5P_PA_FIMC0 EXYNOS4_PA_FIMC0
diff --git a/arch/arm/mach-exynos/mach-exynos4-dt.c b/arch/arm/mach-exynos/mach-exynos4-dt.c
index b2b5d5f..a652db0 100644
--- a/arch/arm/mach-exynos/mach-exynos4-dt.c
+++ b/arch/arm/mach-exynos/mach-exynos4-dt.c
@@ -13,6 +13,7 @@
#include
#include
+#include
#include
#include
@@ -20,9 +21,14 @@
#include
#include
+#include
#include "common.h"
+static struct samsung_usbphy_data exynos4_usbphy_pdata = {
+ .pmu_isolation = s5p_usb_phy_pmu_isolation,
+};
+
/*
* The following lookup table is used to override device names when devices
* are registered from device tree. This is temporarily added to enable
@@ -63,6 +69,8 @@ static const struct of_dev_auxdata exynos4210_auxdata_lookup[] __initconst = {
"exynos4210-spi.2", NULL),
OF_DEV_AUXDATA("arm,pl330", EXYNOS4_PA_PDMA0, "dma-pl330.0", NULL),
OF_DEV_AUXDATA("arm,pl330", EXYNOS4_PA_PDMA1, "dma-pl330.1", NULL),
+ OF_DEV_AUXDATA("samsung,exynos4210-usbphy", EXYNOS4_PA_HSPHY,
+ "s3c-usbphy", &exynos4_usbphy_pdata),
{},
};
diff --git a/arch/arm/mach-exynos/setup-usb-phy.c b/arch/arm/mach-exynos/setup-usb-phy.c
index b81cc56..1c62d20 100644
--- a/arch/arm/mach-exynos/setup-usb-phy.c
+++ b/arch/arm/mach-exynos/setup-usb-phy.c
@@ -221,3 +221,16 @@ int s5p_usb_phy_exit(struct platform_device *pdev, int type)
return -EINVAL;
}
+
+void s5p_usb_phy_pmu_isolation(int on)
+{
+ if (on) {
+ writel(readl(S5P_USBDEVICE_PHY_CONTROL)
+ & ~S5P_USBDEVICE_PHY_ENABLE,
+ S5P_USBDEVICE_PHY_CONTROL);
+ } else {
+ writel(readl(S5P_USBDEVICE_PHY_CONTROL)
+ | S5P_USBDEVICE_PHY_ENABLE,
+ S5P_USBDEVICE_PHY_CONTROL);
+ }
+}
--
1.7.1
From mboxrd@z Thu Jan 1 00:00:00 1970
From: p.paneri@samsung.com (Praveen Paneri)
Date: Wed, 08 Aug 2012 13:11:01 +0530
Subject: [PATCH v3 5/5] ARM: Exynos4210: Enabling samsung-usbphy driver
In-Reply-To: <1344411661-17821-1-git-send-email-p.paneri@samsung.com>
References: <1344411661-17821-1-git-send-email-p.paneri@samsung.com>
Message-ID: <1344411661-17821-6-git-send-email-p.paneri@samsung.com>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org
Adding usbphy node for Exynos4210 along with the platform data.
Signed-off-by: Praveen Paneri
---
arch/arm/boot/dts/exynos4210.dtsi | 5 +++++
arch/arm/mach-exynos/include/mach/map.h | 1 +
arch/arm/mach-exynos/mach-exynos4-dt.c | 8 ++++++++
arch/arm/mach-exynos/setup-usb-phy.c | 13 +++++++++++++
4 files changed, 27 insertions(+), 0 deletions(-)
diff --git a/arch/arm/boot/dts/exynos4210.dtsi b/arch/arm/boot/dts/exynos4210.dtsi
index 02891fe..e28cf10 100644
--- a/arch/arm/boot/dts/exynos4210.dtsi
+++ b/arch/arm/boot/dts/exynos4210.dtsi
@@ -62,6 +62,11 @@
interrupts = <0 44 0>, <0 45 0>;
};
+ usbphy at 125B0000 {
+ compatible = "samsung,exynos4210-usbphy";
+ reg = <0x125B0000 0x100>;
+ };
+
keypad at 100A0000 {
compatible = "samsung,s5pv210-keypad";
reg = <0x100A0000 0x100>;
diff --git a/arch/arm/mach-exynos/include/mach/map.h b/arch/arm/mach-exynos/include/mach/map.h
index c72b675..0625c0a 100644
--- a/arch/arm/mach-exynos/include/mach/map.h
+++ b/arch/arm/mach-exynos/include/mach/map.h
@@ -234,6 +234,7 @@
#define S3C_PA_SPI1 EXYNOS4_PA_SPI1
#define S3C_PA_SPI2 EXYNOS4_PA_SPI2
#define S3C_PA_USB_HSOTG EXYNOS4_PA_HSOTG
+#define S3C_PA_USB_PHY EXYNOS4_PA_HSPHY
#define S5P_PA_EHCI EXYNOS4_PA_EHCI
#define S5P_PA_FIMC0 EXYNOS4_PA_FIMC0
diff --git a/arch/arm/mach-exynos/mach-exynos4-dt.c b/arch/arm/mach-exynos/mach-exynos4-dt.c
index b2b5d5f..a652db0 100644
--- a/arch/arm/mach-exynos/mach-exynos4-dt.c
+++ b/arch/arm/mach-exynos/mach-exynos4-dt.c
@@ -13,6 +13,7 @@
#include
#include
+#include
#include
#include
@@ -20,9 +21,14 @@
#include
#include
+#include
#include "common.h"
+static struct samsung_usbphy_data exynos4_usbphy_pdata = {
+ .pmu_isolation = s5p_usb_phy_pmu_isolation,
+};
+
/*
* The following lookup table is used to override device names when devices
* are registered from device tree. This is temporarily added to enable
@@ -63,6 +69,8 @@ static const struct of_dev_auxdata exynos4210_auxdata_lookup[] __initconst = {
"exynos4210-spi.2", NULL),
OF_DEV_AUXDATA("arm,pl330", EXYNOS4_PA_PDMA0, "dma-pl330.0", NULL),
OF_DEV_AUXDATA("arm,pl330", EXYNOS4_PA_PDMA1, "dma-pl330.1", NULL),
+ OF_DEV_AUXDATA("samsung,exynos4210-usbphy", EXYNOS4_PA_HSPHY,
+ "s3c-usbphy", &exynos4_usbphy_pdata),
{},
};
diff --git a/arch/arm/mach-exynos/setup-usb-phy.c b/arch/arm/mach-exynos/setup-usb-phy.c
index b81cc56..1c62d20 100644
--- a/arch/arm/mach-exynos/setup-usb-phy.c
+++ b/arch/arm/mach-exynos/setup-usb-phy.c
@@ -221,3 +221,16 @@ int s5p_usb_phy_exit(struct platform_device *pdev, int type)
return -EINVAL;
}
+
+void s5p_usb_phy_pmu_isolation(int on)
+{
+ if (on) {
+ writel(readl(S5P_USBDEVICE_PHY_CONTROL)
+ & ~S5P_USBDEVICE_PHY_ENABLE,
+ S5P_USBDEVICE_PHY_CONTROL);
+ } else {
+ writel(readl(S5P_USBDEVICE_PHY_CONTROL)
+ | S5P_USBDEVICE_PHY_ENABLE,
+ S5P_USBDEVICE_PHY_CONTROL);
+ }
+}
--
1.7.1