[U-Boot] [PATCH 4/4] ZOOM1 Add power reset button

Jean-Christophe PLAGNIOL-VILLARD
2009-06-12T21:46:30Z

On 07:53 Wed 10 Jun , Tom Rix wrote:
> The reset button is the red circle on the top right, front of
> the board. Press and hold the button for 8 seconds to completely
> reset the board.
>
> Signed-off-by: Tom Rix <Tom.Rix@windriver.com>
> ---
> board/omap3/zoom1/zoom1.c | 8 ++++++++
> drivers/i2c/twl4030_i2c.c | 2 +-
> include/configs/omap3_zoom1.h | 1 +
> 3 files changed, 10 insertions(+), 1 deletions(-)
>
> diff --git a/board/omap3/zoom1/zoom1.c b/board/omap3/zoom1/zoom1.c
> index db4d087..8a3afaf 100644
> --- a/board/omap3/zoom1/zoom1.c
> +++ b/board/omap3/zoom1/zoom1.c
> @@ -31,6 +31,7 @@
> * MA 02111-1307 USA
> */
> #include <common.h>
> +#include <twl4030.h>
> #include <asm/io.h>
> #include <asm/arch/mux.h>
> #include <asm/arch/sys_proto.h>
> @@ -51,6 +52,13 @@ int board_init(void)
> /* boot param addr */
> gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
>
> + /*
> + * Board Reset
> + * The board is reset by holding the red button on the
> + * top right front face for eight seconds.
> + */
> + twl4030_power_reset_init();
> +
> return 0;
> }
>
> diff --git a/drivers/i2c/twl4030_i2c.c b/drivers/i2c/twl4030_i2c.c
> index 549f974..00146f8 100644
> --- a/drivers/i2c/twl4030_i2c.c
> +++ b/drivers/i2c/twl4030_i2c.c
> @@ -40,7 +40,7 @@ static inline int twl4030_i2c_read_u8(u8 chip_no, u8 *val, u8 reg)
> */
> void twl4030_power_reset_init(void)
> {
> -#ifdef CONFIG_OMAP3_ZOOM2
> +#if defined(CONFIG_OMAP3_ZOOM2) || defined(CONFIG_OMAP3_ZOOM1)
I think it will be better to avoid board specifc code in the driver
unless it's the only solution

Best Regards,
J.