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

Marek Vasut
2013-01-30T15:40:03Z

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