diff options
Diffstat (limited to 'target/linux/lantiq/patches-3.8/0008-PINCTRL-lantiq-add-output-pinconf-parameter.patch')
| -rw-r--r-- | target/linux/lantiq/patches-3.8/0008-PINCTRL-lantiq-add-output-pinconf-parameter.patch | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/target/linux/lantiq/patches-3.8/0008-PINCTRL-lantiq-add-output-pinconf-parameter.patch b/target/linux/lantiq/patches-3.8/0008-PINCTRL-lantiq-add-output-pinconf-parameter.patch new file mode 100644 index 0000000000..30e83ff54f --- /dev/null +++ b/target/linux/lantiq/patches-3.8/0008-PINCTRL-lantiq-add-output-pinconf-parameter.patch @@ -0,0 +1,68 @@ +From f9441b4f98b5b28f3d2cbebd0a70b227c35451d9 Mon Sep 17 00:00:00 2001 +From: John Crispin <blogic@openwrt.org> +Date: Wed, 30 Jan 2013 18:33:39 +0100 +Subject: [PATCH 08/40] 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 <blogic@openwrt.org> +--- + 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 = { +-- +1.7.10.4 + |