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Subject[PATCH 1/3] gpio: gpio-ich: add support for Intel Baytrail
Date
This patch adds support for the Braytrail series, with the hardware
blink capability.

Signed-off-by: Antoine Tenart <antoine.tenart@free-electrons.com>
---
drivers/gpio/gpio-ich.c | 12 ++++++++++++
include/linux/mfd/lpc_ich.h | 1 +
2 files changed, 13 insertions(+)

diff --git a/drivers/gpio/gpio-ich.c b/drivers/gpio/gpio-ich.c
index 4ba7ed502131..6f5fcae32855 100644
--- a/drivers/gpio/gpio-ich.c
+++ b/drivers/gpio/gpio-ich.c
@@ -384,6 +384,15 @@ static struct ichx_desc avoton_desc = {
.use_outlvl_cache = true,
};

+/* Baytrail */
+static struct ichx_desc baytrail_desc = {
+ .ngpio = 96,
+ .regs = ichx_regs,
+ .reglen = ichx_reglen,
+ .have_blink = true,
+ .use_outlvl_cache = true,
+};
+
static int ichx_gpio_request_regions(struct resource *res_base,
const char *name, u8 use_gpio)
{
@@ -461,6 +470,9 @@ static int ichx_gpio_probe(struct platform_device *pdev)
case AVOTON_GPIO:
ichx_priv.desc = &avoton_desc;
break;
+ case ICH_BAYTRAIL_GPIO:
+ ichx_priv.desc = &baytrail_desc;
+ break;
default:
return -ENODEV;
}
diff --git a/include/linux/mfd/lpc_ich.h b/include/linux/mfd/lpc_ich.h
index 2b300b44f994..659a1cd875d8 100644
--- a/include/linux/mfd/lpc_ich.h
+++ b/include/linux/mfd/lpc_ich.h
@@ -34,6 +34,7 @@ enum {
ICH_V10CORP_GPIO,
ICH_V10CONS_GPIO,
AVOTON_GPIO,
+ ICH_BAYTRAIL_GPIO,
};

struct lpc_ich_info {
--
2.7.0
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