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0d32469457
Fix lantiq pinmux which affected PCI and USB. Known affected boards are: ARV4518 and ARV7518. Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com> SVN-Revision: 36312
68 lines
1.9 KiB
Diff
68 lines
1.9 KiB
Diff
--- a/drivers/pinctrl/pinctrl-xway.c 2013-04-10 21:51:51.739780800 +0200
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+++ b/drivers/pinctrl/pinctrl-xway.c 2013-04-10 21:56:47.990049456 +0200
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@@ -563,10 +563,9 @@ static struct pinctrl_desc xway_pctrl_de
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.confops = &xway_pinconf_ops,
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};
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-static inline int xway_mux_apply(struct pinctrl_dev *pctrldev,
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+static int mux_apply(struct ltq_pinmux_info *info,
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int pin, int mux)
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{
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- struct ltq_pinmux_info *info = pinctrl_dev_get_drvdata(pctrldev);
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int port = PORT(pin);
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u32 alt1_reg = GPIO_ALT1(pin);
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@@ -586,6 +585,14 @@ static inline int xway_mux_apply(struct
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return 0;
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}
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+static inline int xway_mux_apply(struct pinctrl_dev *pctrldev,
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+ int pin, int mux)
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+{
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+ struct ltq_pinmux_info *info = pinctrl_dev_get_drvdata(pctrldev);
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+
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+ return mux_apply(info, pin, mux);
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+}
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+
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static const struct ltq_cfg_param xway_cfg_params[] = {
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{"lantiq,pull", LTQ_PINCONF_PARAM_PULL},
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{"lantiq,open-drain", LTQ_PINCONF_PARAM_OPEN_DRAIN},
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@@ -630,6 +637,10 @@ static int xway_gpio_dir_out(struct gpio
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{
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struct ltq_pinmux_info *info = dev_get_drvdata(chip->dev);
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+ if (PORT(pin) == PORT3)
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+ gpio_setbit(info->membase[0], GPIO3_OD, PORT_PIN(pin));
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+ else
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+ gpio_setbit(info->membase[0], GPIO_OD(pin), PORT_PIN(pin));
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gpio_setbit(info->membase[0], GPIO_DIR(pin), PORT_PIN(pin));
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xway_gpio_set(chip, pin, val);
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@@ -650,6 +661,18 @@ static void xway_gpio_free(struct gpio_c
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pinctrl_free_gpio(gpio);
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}
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+static int xway_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
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+{
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+ struct ltq_pinmux_info *info = dev_get_drvdata(chip->dev);
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+ int i;
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+
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+ for (i = 0; i < info->num_exin; i++)
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+ if (info->exin[i] == offset)
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+ return ltq_eiu_get_irq(i);
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+
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+ return -1;
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+}
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+
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static struct gpio_chip xway_chip = {
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.label = "gpio-xway",
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.direction_input = xway_gpio_dir_in,
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@@ -658,6 +681,7 @@ static struct gpio_chip xway_chip = {
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.set = xway_gpio_set,
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.request = xway_gpio_req,
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.free = xway_gpio_free,
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+ .to_irq = xway_gpio_to_irq,
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.base = -1,
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};
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