[U-Boot] [PATCH 10/10] mx23_olinuxino: Add ethernet support

[Marek Vasut <marex@denx.de>]

Dear Otavio Salvador,

> On Wed, Jan 30, 2013 at 12:18 PM, Marek Vasut <marex@denx.de> wrote:
> > Dear Otavio Salvador,
> > 
> >> This adds support to the LAN9512 chip included in the board and extend
> >> the environment to easy netboot use.
> >> 
> >> Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
> >> ---
> >> 
> >>  board/olimex/mx23_olinuxino/mx23_olinuxino.c |  6 +++++
> >>  board/olimex/mx23_olinuxino/spl_boot.c       |  4 +++
> >>  include/configs/mx23_olinuxino.h             | 40
> >> 
> >> +++++++++++++++++++++++++--- 3 files changed, 47 insertions(+), 3
> >> deletions(-)
> >> 
> >> diff --git a/board/olimex/mx23_olinuxino/mx23_olinuxino.c
> >> b/board/olimex/mx23_olinuxino/mx23_olinuxino.c index 2501417..9ed7718
> >> 100644
> >> --- a/board/olimex/mx23_olinuxino/mx23_olinuxino.c
> >> +++ b/board/olimex/mx23_olinuxino/mx23_olinuxino.c
> >> @@ -23,6 +23,7 @@
> >> 
> >>   */
> >>  
> >>  #include <common.h>
> >> 
> >> +#include <asm/gpio.h>
> >> 
> >>  #include <asm/io.h>
> >>  #include <asm/arch/iomux-mx23.h>
> >>  #include <asm/arch/imx-regs.h>
> >> 
> >> @@ -45,6 +46,11 @@ int board_early_init_f(void)
> >> 
> >>       /* SSP0 clock at 96MHz */
> >>       mxs_set_sspclk(MXC_SSPCLK0, 96000, 0);
> >> 
> >> +#ifdef CONFIG_CMD_USB
> >> +     /* Enable LAN9512 */
> >> +     gpio_direction_output(MX23_PAD_GPMI_ALE__GPIO_0_17, 1);
> >> +#endif
> >> +
> >> 
> >>       return 0;
> >>  
> >>  }
> >> 
> >> diff --git a/board/olimex/mx23_olinuxino/spl_boot.c
> >> b/board/olimex/mx23_olinuxino/spl_boot.c index 3bbf5ad..a96c293 100644
> >> --- a/board/olimex/mx23_olinuxino/spl_boot.c
> >> +++ b/board/olimex/mx23_olinuxino/spl_boot.c
> >> @@ -95,6 +95,10 @@ const iomux_cfg_t iomux_setup[] = {
> >> 
> >>       MX23_PAD_SSP1_DATA2__SSP1_DATA2 | MUX_CONFIG_SSP,
> >>       MX23_PAD_SSP1_DATA3__SSP1_DATA3 | MUX_CONFIG_SSP,
> >>       MX23_PAD_SSP1_SCK__SSP1_SCK | MUX_CONFIG_SSP,
> >> 
> >> +
> >> +     /* Ethernet */
> >> +     MX23_PAD_GPMI_ALE__GPIO_0_17 |
> >> +             (MXS_PAD_3V3 | MXS_PAD_12MA | MXS_PAD_NOPULL),
> >> 
> >>  };
> >>  
> >>  void board_init_ll(void)
> >> 
> >> diff --git a/include/configs/mx23_olinuxino.h
> >> b/include/configs/mx23_olinuxino.h index 7e17809..42de557 100644
> >> --- a/include/configs/mx23_olinuxino.h
> >> +++ b/include/configs/mx23_olinuxino.h
> >> @@ -53,11 +53,13 @@
> >> 
> >>  #define      CONFIG_DOS_PARTITION
> >>  
> >>  #define      CONFIG_CMD_CACHE
> >> 
> >> +#define      CONFIG_CMD_DHCP
> >> 
> >>  #define      CONFIG_CMD_EXT2
> >>  #define      CONFIG_CMD_FAT
> >>  #define      CONFIG_CMD_GPIO
> >>  #define      CONFIG_CMD_LED
> >>  #define      CONFIG_CMD_MMC
> >> 
> >> +#define      CONFIG_CMD_NET
> >> 
> >>  #define      CONFIG_CMD_USB
> >>  
> >>  /*
> >> 
> >> @@ -148,6 +150,12 @@
> >> 
> >>  #define      CONFIG_USB_STORAGE
> >>  #endif
> >> 
> >> +/* Ethernet */
> >> +#ifdef       CONFIG_CMD_NET
> >> +#define      CONFIG_USB_HOST_ETHER
> >> +#define      CONFIG_USB_ETHER_SMSC95XX
> >> +#endif
> >> +
> >> 
> >>  /*
> >>  
> >>   * Boot Linux
> >>   */
> > 
> > Split the env from this patch into separate one ; merge the rest into the
> > 09/10 as the SMC device is also a hub etc.
> 
> In this case I'd prefer to add support for the hub only in the
> previous patch and left the ethernet support on this with the env.
> 
> Makes sense?

The hub and the ethernet are the same chip, thus it makes no sense to have two 
patches for that.

Best regards,
Marek Vasut