[PATCH 6/8] mx25 3ds: add support for i2c master and PMIC

[Baruch Siach]

Hi Ivo,

On Mon, Jun 14, 2010 at 03:01:48PM +0200, Ivo Clarysse wrote:
> On barebox-next, I get:
> 
> board/freescale-mx25-3-stack/built-in.o: In function `go':
> 3stack.c:(.flash_header_start+0x0): undefined reference to `_start'
> board/freescale-mx25-3-stack/built-in.o: In function `imx25_3ds_fec_init':
> 3stack.c:(.text.imx25_3ds_fec_init+0x4): undefined reference to `mc34704_get'
> 3stack.c:(.text.imx25_3ds_fec_init+0x1c): undefined reference to
> `mc34704_reg_write'
> 
> 
> I guess this change also needs:
> 
> diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
> index afd8cae..18a9cbc 100644
> --- a/arch/arm/mach-imx/Kconfig
> +++ b/arch/arm/mach-imx/Kconfig
> @@ -140,6 +140,8 @@ config MACH_FREESCALE_MX25_3STACK
>         bool "Freescale MX25 3stack"
>         select HAS_CFI
>         select MACH_HAS_LOWLEVEL_INIT
> +       select I2C
> +       select DRIVER_I2C_MC34704
>         help
>           Say Y here if you are using the Freescale MX25 3stack board equipped
>           with a Freescale i.MX25 Processor

Thanks.
Acked-by: Baruch Siach <baruch at tkos.co.il>

baruch

> On Wed, Jun 9, 2010 at 9:05 AM, Baruch Siach <baruch at tkos.co.il> wrote:
> > Signed-off-by: Baruch Siach <baruch at tkos.co.il>
> > ---
> >  board/freescale-mx25-3-stack/3stack.c |   18 ++++++++++++++++++
> >  1 files changed, 18 insertions(+), 0 deletions(-)
> >
> > diff --git a/board/freescale-mx25-3-stack/3stack.c b/board/freescale-mx25-3-stack/3stack.c
> > index 6659185..316a2bc 100644
> > --- a/board/freescale-mx25-3-stack/3stack.c
> > +++ b/board/freescale-mx25-3-stack/3stack.c
> > @@ -36,6 +36,8 @@
> >  #include <nand.h>
> >  #include <mach/imx-flash-header.h>
> >  #include <mach/iomux-mx25.h>
> > +#include <i2c/i2c.h>
> > +#include <i2c/mc34704.h>
> >
> >  extern unsigned long _stext;
> >
> > @@ -183,8 +185,18 @@ static struct device_d usbh2_dev = {
> >  };
> >  #endif
> >
> > +static struct i2c_board_info i2c_devices[] = {
> > +       {
> > +               I2C_BOARD_INFO("mc34704", 0x54),
> > +       },
> > +};
> >  #define IOMUXC_BASE_ADDR        0x43FAC000
> >
> > +static struct device_d i2c_dev = {
> > +       .name     = "i2c-imx",
> > +       .map_base = IMX_I2C1_BASE,
> > +};
> > +
> >  static int imx25_devices_init(void)
> >  {
> >        ulong val;
> > @@ -256,6 +268,9 @@ static int imx25_devices_init(void)
> >        register_device(&sdram0_dev);
> >        register_device(&sram0_dev);
> >
> > +       i2c_register_board_info(0, i2c_devices, ARRAY_SIZE(i2c_devices));
> > +       register_device(&i2c_dev);
> > +
> >        armlinux_set_bootparams((void *)0x80000100);
> >        armlinux_set_architecture(MACH_TYPE_MX25_3DS);
> >
> > @@ -303,6 +318,9 @@ static struct pad_desc imx25_pads[] = {
> >        MX25_PAD_VSYNC__USBH2_DATA5,
> >        MX25_PAD_LSCLK__USBH2_DATA6,
> >        MX25_PAD_OE_ACD__USBH2_DATA7,
> > +       /* i2c */
> > +       MX25_PAD_I2C1_CLK__SCL,
> > +       MX25_PAD_I2C1_DAT__SDA,
> >  };
> >
> >  static int imx25_console_init(void)
> > --
> > 1.7.1

-- 
                                                     ~. .~   Tk Open Systems
=}------------------------------------------------ooO--U--Ooo------------{=
   - baruch at tkos.co.il - tel: +972.2.679.5364, http://www.tkos.co.il -