Swaminathan S <swami.i...@ti.com> writes: Please add descriptive changelog.
> Signed-off-by: Swaminathan S <swami.i...@ti.com> > > --- > arch/arm/mach-davinci/board-dm646x-evm.c | 34 > ++++++++++++++++++++++++++++++ > arch/arm/mach-davinci/dm646x.c | 8 +++++++ > 2 files changed, 42 insertions(+), 0 deletions(-) > > diff --git a/arch/arm/mach-davinci/board-dm646x-evm.c > b/arch/arm/mach-davinci/board-dm646x-evm.c > index 8c88fd0..c48b0a4 100644 > --- a/arch/arm/mach-davinci/board-dm646x-evm.c > +++ b/arch/arm/mach-davinci/board-dm646x-evm.c > @@ -59,6 +59,7 @@ > /* CPLD Register 0 bits to control ATA */ > #define DM646X_EVM_ATA_RST BIT(0) > #define DM646X_EVM_ATA_PWD BIT(1) > +#define DM646X_EVM_USB_VBUS BIT(7) > > #define DM646X_EVM_PHY_MASK (0x2) > #define DM646X_EVM_MDIO_FREQUENCY (2200000) /* PHY bus frequency */ > @@ -80,10 +81,13 @@ static struct davinci_uart_config uart_config __initdata > = { > .enabled_uarts = (1 << 0), > }; > > +struct i2c_client *cple_reg0_client; > + should be static. > /* CPLD Register 0 Client: used for I/O Control */ > static int cpld_reg0_probe(struct i2c_client *client, > const struct i2c_device_id *id) > { > + cple_reg0_client = client; > if (HAS_ATA) { > u8 data; > struct i2c_msg msg[2] = { > @@ -107,9 +111,39 @@ static int cpld_reg0_probe(struct i2c_client *client, > i2c_transfer(client->adapter, msg + 1, 1); > } > > + setup_usb(500, 8); > + > return 0; > } > > +void usb_vbus_control(u8 on) > +{ > + u8 data; > + struct i2c_msg msg[2] = { > + { > + .addr = cple_reg0_client->addr, > + .flags = I2C_M_RD, > + .len = 1, > + .buf = &data, > + }, > + { > + .addr = cple_reg0_client->addr, > + .flags = 0, > + .len = 1, > + .buf = &data, > + }, > + }; > + > + i2c_transfer(cple_reg0_client->adapter, msg, 1); > + if (on) > + data |= DM646X_EVM_USB_VBUS; > + else > + data &= ~DM646X_EVM_USB_VBUS; > + > + i2c_transfer(cple_reg0_client->adapter, msg + 1, 1); > +} > +EXPORT_SYMBOL(usb_vbus_control); > + > static const struct i2c_device_id cpld_reg_ids[] = { > { "cpld_reg0", 0, }, > { }, > diff --git a/arch/arm/mach-davinci/dm646x.c b/arch/arm/mach-davinci/dm646x.c > index a9b20e5..633a25b 100644 > --- a/arch/arm/mach-davinci/dm646x.c > +++ b/arch/arm/mach-davinci/dm646x.c > @@ -315,6 +315,13 @@ static struct clk vpif1_clk = { > .flags = ALWAYS_ENABLED, > }; > > +static struct clk usb_clk = { > + .name = "usb", > + .parent = &pll1_sysclk3, > + .lpsc = DAVINCI_LPSC_USB, > + .flags = ALWAYS_ENABLED, No. Please don't use ALWAYS_ENABLE. Driver/platform code should use clk API to enable/disable. Kevin > +}; > + > struct davinci_clk dm646x_clks[] = { > CLK(NULL, "ref", &ref_clk), > CLK(NULL, "aux", &aux_clkin), > @@ -355,6 +362,7 @@ struct davinci_clk dm646x_clks[] = { > CLK("palm_bk3710", NULL, &ide_clk), > CLK(NULL, "vpif0", &vpif0_clk), > CLK(NULL, "vpif1", &vpif1_clk), > + CLK(NULL, "usb", &usb_clk), > CLK(NULL, NULL, NULL), > }; > > -- > 1.6.0.rc1.64.g61192 > > _______________________________________________ > Davinci-linux-open-source mailing list > Davinci-linux-open-source@linux.davincidsp.com > http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source _______________________________________________ Davinci-linux-open-source mailing list Davinci-linux-open-source@linux.davincidsp.com http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source