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SubjectRe: [PATCH] usb: tegra: moving phy driver into drivers directory
Hi,

On Tue, Aug 28, 2012 at 03:02:18PM +0530, Venu Byravarasu wrote:
> In order to keep up with the USB driver files organization,
> moving USB phy driver from mach-tegra to drivers/USB directory.
>
> Signed-off-by: Venu Byravarasu <vbyravarasu@nvidia.com>
> ---
> arch/arm/mach-tegra/Makefile | 1 -
> arch/arm/mach-tegra/devices.c | 8 +-------
> arch/arm/mach-tegra/devices.h | 2 --
> drivers/usb/host/ehci-tegra.c | 2 +-
> drivers/usb/phy/Makefile | 1 +
> .../usb_phy.c => drivers/usb/phy/tegra_usb_phy.c | 4 +---
> .../usb_phy.h => drivers/usb/phy/tegra_usb_phy.h | 2 --
> 7 files changed, 4 insertions(+), 16 deletions(-)
> rename arch/arm/mach-tegra/usb_phy.c => drivers/usb/phy/tegra_usb_phy.c (99%)
> rename arch/arm/mach-tegra/include/mach/usb_phy.h => drivers/usb/phy/tegra_usb_phy.h (97%)
>
> diff --git a/arch/arm/mach-tegra/Makefile b/arch/arm/mach-tegra/Makefile
> index b94858f..b542dac 100644
> --- a/arch/arm/mach-tegra/Makefile
> +++ b/arch/arm/mach-tegra/Makefile
> @@ -25,7 +25,6 @@ obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o
> obj-$(CONFIG_TEGRA_SYSTEM_DMA) += dma.o
> obj-$(CONFIG_CPU_FREQ) += cpu-tegra.o
> obj-$(CONFIG_TEGRA_PCI) += pcie.o
> -obj-$(CONFIG_USB_SUPPORT) += usb_phy.o
>
> obj-$(CONFIG_ARCH_TEGRA_2x_SOC) += board-dt-tegra20.o
> obj-$(CONFIG_ARCH_TEGRA_3x_SOC) += board-dt-tegra30.o
> diff --git a/arch/arm/mach-tegra/devices.c b/arch/arm/mach-tegra/devices.c
> index 61e9603..232d7e1 100644
> --- a/arch/arm/mach-tegra/devices.c
> +++ b/arch/arm/mach-tegra/devices.c
> @@ -26,7 +26,6 @@
> #include <mach/irqs.h>
> #include <mach/iomap.h>
> #include <mach/dma.h>
> -#include <mach/usb_phy.h>
>
> #include "gpio-names.h"
> #include "devices.h"
> @@ -438,11 +437,6 @@ static struct resource tegra_usb3_resources[] = {
> },
> };
>
> -struct tegra_ulpi_config tegra_ehci2_ulpi_phy_config = {
> - .reset_gpio = -1,
> - .clk = "cdev2",
> -};
> -
> struct tegra_ehci_platform_data tegra_ehci1_pdata = {
> .operating_mode = TEGRA_USB_OTG,
> .power_down_on_bus_suspend = 1,
> @@ -450,7 +444,7 @@ struct tegra_ehci_platform_data tegra_ehci1_pdata = {
> };
>
> struct tegra_ehci_platform_data tegra_ehci2_pdata = {
> - .phy_config = &tegra_ehci2_ulpi_phy_config,
> + .phy_config = NULL,
> .operating_mode = TEGRA_USB_HOST,
> .power_down_on_bus_suspend = 1,
> .vbus_gpio = -1,
> diff --git a/arch/arm/mach-tegra/devices.h b/arch/arm/mach-tegra/devices.h
> index 4f50527..6bac5e6 100644
> --- a/arch/arm/mach-tegra/devices.h
> +++ b/arch/arm/mach-tegra/devices.h
> @@ -22,8 +22,6 @@
> #include <linux/platform_device.h>
> #include <linux/platform_data/tegra_usb.h>
>
> -#include <mach/usb_phy.h>
> -
> extern struct tegra_ulpi_config tegra_ehci2_ulpi_phy_config;
>
> extern struct tegra_ehci_platform_data tegra_ehci1_pdata;
> diff --git a/drivers/usb/host/ehci-tegra.c b/drivers/usb/host/ehci-tegra.c
> index 75eca42..a03e279 100644
> --- a/drivers/usb/host/ehci-tegra.c
> +++ b/drivers/usb/host/ehci-tegra.c
> @@ -27,7 +27,7 @@
> #include <linux/of_gpio.h>
> #include <linux/pm_runtime.h>
>
> -#include <mach/usb_phy.h>
> +#include "../phy/tegra_usb_phy.h"
> #include <mach/iomap.h>
>
> #define TEGRA_USB_DMA_ALIGN 32
> diff --git a/drivers/usb/phy/Makefile b/drivers/usb/phy/Makefile
> index eca095b..663164f 100644
> --- a/drivers/usb/phy/Makefile
> +++ b/drivers/usb/phy/Makefile
> @@ -5,3 +5,4 @@
> ccflags-$(CONFIG_USB_DEBUG) := -DDEBUG
>
> obj-$(CONFIG_USB_ISP1301) += isp1301.o
> +obj-$(CONFIG_USB_EHCI_TEGRA) += tegra_usb_phy.o
> diff --git a/arch/arm/mach-tegra/usb_phy.c b/drivers/usb/phy/tegra_usb_phy.c
> similarity index 99%
> rename from arch/arm/mach-tegra/usb_phy.c
> rename to drivers/usb/phy/tegra_usb_phy.c
> index 022b33a..c856716 100644
> --- a/arch/arm/mach-tegra/usb_phy.c
> +++ b/drivers/usb/phy/tegra_usb_phy.c
> @@ -1,6 +1,4 @@
> /*
> - * arch/arm/mach-tegra/usb_phy.c
> - *
> * Copyright (C) 2010 Google, Inc.
> *
> * Author:
> @@ -31,7 +29,7 @@
> #include <linux/usb/ulpi.h>
> #include <asm/mach-types.h>
> #include <mach/gpio-tegra.h>
> -#include <mach/usb_phy.h>
> +#include "tegra_usb_phy.h"
> #include <mach/iomap.h>
>
> #define ULPI_VIEWPORT 0x170

NAK, needs to be converted to proper PHY driver (misnamed as
include/linux/usb/otg.h). You will need proper phy->init, phy->suspend,
phy->resume, etc callbacks.

--
balbi
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