From 6360350cbc0567f51afacb2d1e6a8e611b3b9b2b Mon Sep 17 00:00:00 2001 From: John Crispin Date: Fri, 1 Feb 2013 13:04:58 +0100 Subject: [PATCH] pinctrl/lantiq: add output pinconf parameter While converting the boards inside OpenWrt to OF I noticed that the we are missing a pinconf parameter to set a pin to output. Signed-off-by: John Crispin Signed-off-by: Linus Walleij --- drivers/pinctrl/pinctrl-lantiq.h | 1 + drivers/pinctrl/pinctrl-xway.c | 14 ++++++++++++++ 2 files changed, 15 insertions(+) diff --git a/drivers/pinctrl/pinctrl-lantiq.h b/drivers/pinctrl/pinctrl-lantiq.h index 4419d32..6d07f02 100644 --- a/drivers/pinctrl/pinctrl-lantiq.h +++ b/drivers/pinctrl/pinctrl-lantiq.h @@ -34,6 +34,7 @@ enum ltq_pinconf_param { LTQ_PINCONF_PARAM_OPEN_DRAIN, LTQ_PINCONF_PARAM_DRIVE_CURRENT, LTQ_PINCONF_PARAM_SLEW_RATE, + LTQ_PINCONF_PARAM_OUTPUT, }; struct ltq_cfg_param { diff --git a/drivers/pinctrl/pinctrl-xway.c b/drivers/pinctrl/pinctrl-xway.c index aa4c8b8..b23b895 100644 --- a/drivers/pinctrl/pinctrl-xway.c +++ b/drivers/pinctrl/pinctrl-xway.c @@ -466,6 +466,11 @@ static int xway_pinconf_get(struct pinctrl_dev *pctldev, *config = LTQ_PINCONF_PACK(param, 1); break; + case LTQ_PINCONF_PARAM_OUTPUT: + reg = GPIO_DIR(pin); + *config = LTQ_PINCONF_PACK(param, + gpio_getbit(info->membase[0], reg, PORT_PIN(pin))); + break; default: dev_err(pctldev->dev, "Invalid config param %04x\n", param); return -ENOTSUPP; @@ -515,6 +520,14 @@ static int xway_pinconf_set(struct pinctrl_dev *pctldev, dev_err(pctldev->dev, "Invalid pull value %d\n", arg); break; + case LTQ_PINCONF_PARAM_OUTPUT: + reg = GPIO_DIR(pin); + if (arg == 0) + gpio_clearbit(info->membase[0], reg, PORT_PIN(pin)); + else + gpio_setbit(info->membase[0], reg, PORT_PIN(pin)); + break; + default: dev_err(pctldev->dev, "Invalid config param %04x\n", param); return -ENOTSUPP; @@ -573,6 +586,7 @@ static inline int xway_mux_apply(struct pinctrl_dev *pctrldev, static const struct ltq_cfg_param xway_cfg_params[] = { {"lantiq,pull", LTQ_PINCONF_PARAM_PULL}, {"lantiq,open-drain", LTQ_PINCONF_PARAM_OPEN_DRAIN}, + {"lantiq,output", LTQ_PINCONF_PARAM_OUTPUT}, }; static struct ltq_pinmux_info xway_info = { -- 2.7.4