From: Sascha Hauer <s.hauer@pengutronix.de>
To: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH 1/1] Animeo IP: use gpiolib ip to detect the hw version
Date: Sun, 27 Jan 2013 12:19:20 +0100 [thread overview]
Message-ID: <20130127111920.GX1906@pengutronix.de> (raw)
In-Reply-To: <1359158934-9369-1-git-send-email-plagnioj@jcrosoft.com>
On Sat, Jan 26, 2013 at 01:08:54AM +0100, Jean-Christophe PLAGNIOL-VILLARD wrote:
> if err assume
> SubCo
> SDN
>
> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Applied, thanks
Sascha
> ---
> arch/arm/boards/animeo_ip/init.c | 50 +++++++++++++++++++++++++++++---------
> 1 file changed, 39 insertions(+), 11 deletions(-)
>
> diff --git a/arch/arm/boards/animeo_ip/init.c b/arch/arm/boards/animeo_ip/init.c
> index e5e8694..9063567 100644
> --- a/arch/arm/boards/animeo_ip/init.c
> +++ b/arch/arm/boards/animeo_ip/init.c
> @@ -29,28 +29,56 @@
> static bool animeo_ip_is_buco;
> static bool animeo_ip_is_io;
>
> +static int animeo_ip_get_pio_revision(int gpio, char *name)
> +{
> + int ret;
> +
> + ret = gpio_request(gpio, name);
> + if (ret) {
> + pr_err("animeo_ip: can not request gpio %d as %s (%d)\n",
> + gpio, name, ret);
> + return ret;
> + }
> +
> + ret = gpio_direction_input(gpio);
> +
> + if (ret) {
> + pr_err("animeo_ip: can configure gpio %d (%s) as input (%d)\n",
> + gpio, name, ret);
> + return ret;
> + }
> +
> + return gpio_get_value(gpio);
> +}
> +
> static void animeo_ip_detect_version(void)
> {
> struct device_d *dev = NULL;
> char *model, *version;
> + int val;
>
> - at91_set_gpio_input(AT91_PIN_PC20, 0);
> - at91_set_gpio_input(AT91_PIN_PC21, 0);
> -
> - animeo_ip_is_buco = !!gpio_get_value(AT91_PIN_PC20);
> - animeo_ip_is_io = !!gpio_get_value(AT91_PIN_PC21);
> + animeo_ip_is_io = false;
> + animeo_ip_is_buco = false;
> + model = "SubCo";
> + version = "SDN";
>
> dev = add_generic_device_res("animeo_ip", DEVICE_ID_SINGLE, NULL, 0, NULL);
>
> - if (animeo_ip_is_buco)
> - model = "BuCo";
> - else
> + val = animeo_ip_get_pio_revision(AT91_PIN_PC20, "is_buco");
> + if (val < 0) {
> + pr_warn("Can not detect model use %s by default\n", model);
> + } else if (val) {
> + animeo_ip_is_buco = true;
> model = "SubCo";
> + }
>
> - if (animeo_ip_is_io)
> + val = animeo_ip_get_pio_revision(AT91_PIN_PC21, "is_io");
> + if (val < 0) {
> + pr_warn("Can not detect version use %s by default\n", model);
> + } else if (val) {
> + animeo_ip_is_io = true;
> version = "IO";
> - else
> - version = "SDN";
> + }
>
> dev_add_param_fixed(dev, "model", model);
> dev_add_param_fixed(dev, "version", version);
> --
> 1.7.10.4
>
>
> _______________________________________________
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> barebox@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/barebox
>
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prev parent reply other threads:[~2013-01-27 11:19 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-26 0:08 Jean-Christophe PLAGNIOL-VILLARD
2013-01-27 11:19 ` Sascha Hauer [this message]
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