diff options
Diffstat (limited to 'drivers/pinctrl')
-rw-r--r-- | drivers/pinctrl/Kconfig | 4 | ||||
-rw-r--r-- | drivers/pinctrl/bcm/pinctrl-bcm2835.c | 13 | ||||
-rw-r--r-- | drivers/pinctrl/freescale/pinctrl-imx1-core.c | 8 | ||||
-rw-r--r-- | drivers/pinctrl/freescale/pinctrl-vf610.c | 2 | ||||
-rw-r--r-- | drivers/pinctrl/intel/pinctrl-broxton.c | 1 | ||||
-rw-r--r-- | drivers/pinctrl/intel/pinctrl-intel.c | 41 | ||||
-rw-r--r-- | drivers/pinctrl/intel/pinctrl-intel.h | 3 | ||||
-rw-r--r-- | drivers/pinctrl/intel/pinctrl-sunrisepoint.c | 1 | ||||
-rw-r--r-- | drivers/pinctrl/mediatek/pinctrl-mtk-common.c | 11 | ||||
-rw-r--r-- | drivers/pinctrl/qcom/pinctrl-ssbi-gpio.c | 2 | ||||
-rw-r--r-- | drivers/pinctrl/qcom/pinctrl-ssbi-mpp.c | 2 | ||||
-rw-r--r-- | drivers/pinctrl/sh-pfc/pfc-sh7734.c | 6 |
12 files changed, 48 insertions, 46 deletions
diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig index b422e4e..312c78b 100644 --- a/drivers/pinctrl/Kconfig +++ b/drivers/pinctrl/Kconfig @@ -5,8 +5,6 @@ config PINCTRL bool -if PINCTRL - menu "Pin controllers" depends on PINCTRL @@ -274,5 +272,3 @@ config PINCTRL_TB10X select GPIOLIB endmenu - -endif diff --git a/drivers/pinctrl/bcm/pinctrl-bcm2835.c b/drivers/pinctrl/bcm/pinctrl-bcm2835.c index 0bc1abc..595f870 100644 --- a/drivers/pinctrl/bcm/pinctrl-bcm2835.c +++ b/drivers/pinctrl/bcm/pinctrl-bcm2835.c @@ -342,12 +342,6 @@ static int bcm2835_gpio_get(struct gpio_chip *chip, unsigned offset) return bcm2835_gpio_get_bit(pc, GPLEV0, offset); } -static int bcm2835_gpio_direction_output(struct gpio_chip *chip, - unsigned offset, int value) -{ - return pinctrl_gpio_direction_output(chip->base + offset); -} - static void bcm2835_gpio_set(struct gpio_chip *chip, unsigned offset, int value) { struct bcm2835_pinctrl *pc = dev_get_drvdata(chip->parent); @@ -355,6 +349,13 @@ static void bcm2835_gpio_set(struct gpio_chip *chip, unsigned offset, int value) bcm2835_gpio_set_bit(pc, value ? GPSET0 : GPCLR0, offset); } +static int bcm2835_gpio_direction_output(struct gpio_chip *chip, + unsigned offset, int value) +{ + bcm2835_gpio_set(chip, offset, value); + return pinctrl_gpio_direction_output(chip->base + offset); +} + static int bcm2835_gpio_to_irq(struct gpio_chip *chip, unsigned offset) { struct bcm2835_pinctrl *pc = dev_get_drvdata(chip->parent); diff --git a/drivers/pinctrl/freescale/pinctrl-imx1-core.c b/drivers/pinctrl/freescale/pinctrl-imx1-core.c index 88a7fac..acaf84c 100644 --- a/drivers/pinctrl/freescale/pinctrl-imx1-core.c +++ b/drivers/pinctrl/freescale/pinctrl-imx1-core.c @@ -538,8 +538,10 @@ static int imx1_pinctrl_parse_functions(struct device_node *np, func->groups[i] = child->name; grp = &info->groups[grp_index++]; ret = imx1_pinctrl_parse_groups(child, grp, info, i++); - if (ret == -ENOMEM) + if (ret == -ENOMEM) { + of_node_put(child); return ret; + } } return 0; @@ -582,8 +584,10 @@ static int imx1_pinctrl_parse_dt(struct platform_device *pdev, for_each_child_of_node(np, child) { ret = imx1_pinctrl_parse_functions(child, info, ifunc++); - if (ret == -ENOMEM) + if (ret == -ENOMEM) { + of_node_put(child); return -ENOMEM; + } } return 0; diff --git a/drivers/pinctrl/freescale/pinctrl-vf610.c b/drivers/pinctrl/freescale/pinctrl-vf610.c index 37a0375..587d1ff 100644 --- a/drivers/pinctrl/freescale/pinctrl-vf610.c +++ b/drivers/pinctrl/freescale/pinctrl-vf610.c @@ -299,7 +299,7 @@ static const struct pinctrl_pin_desc vf610_pinctrl_pads[] = { static struct imx_pinctrl_soc_info vf610_pinctrl_info = { .pins = vf610_pinctrl_pads, .npins = ARRAY_SIZE(vf610_pinctrl_pads), - .flags = SHARE_MUX_CONF_REG, + .flags = SHARE_MUX_CONF_REG | ZERO_OFFSET_VALID, }; static const struct of_device_id vf610_pinctrl_of_match[] = { diff --git a/drivers/pinctrl/intel/pinctrl-broxton.c b/drivers/pinctrl/intel/pinctrl-broxton.c index e42d5d4..5979d38 100644 --- a/drivers/pinctrl/intel/pinctrl-broxton.c +++ b/drivers/pinctrl/intel/pinctrl-broxton.c @@ -28,6 +28,7 @@ .padcfglock_offset = BXT_PADCFGLOCK, \ .hostown_offset = BXT_HOSTSW_OWN, \ .ie_offset = BXT_GPI_IE, \ + .gpp_size = 32, \ .pin_base = (s), \ .npins = ((e) - (s) + 1), \ } diff --git a/drivers/pinctrl/intel/pinctrl-intel.c b/drivers/pinctrl/intel/pinctrl-intel.c index 401c186..c6dcde7 100644 --- a/drivers/pinctrl/intel/pinctrl-intel.c +++ b/drivers/pinctrl/intel/pinctrl-intel.c @@ -25,9 +25,6 @@ #include "pinctrl-intel.h" -/* Maximum number of pads in each group */ -#define NPADS_IN_GPP 24 - /* Offset from regs */ #define PADBAR 0x00c #define GPI_IS 0x100 @@ -37,6 +34,7 @@ #define PADOWN_BITS 4 #define PADOWN_SHIFT(p) ((p) % 8 * PADOWN_BITS) #define PADOWN_MASK(p) (0xf << PADOWN_SHIFT(p)) +#define PADOWN_GPP(p) ((p) / 8) /* Offset from pad_regs */ #define PADCFG0 0x000 @@ -142,7 +140,7 @@ static void __iomem *intel_get_padcfg(struct intel_pinctrl *pctrl, unsigned pin, static bool intel_pad_owned_by_host(struct intel_pinctrl *pctrl, unsigned pin) { const struct intel_community *community; - unsigned padno, gpp, gpp_offset, offset; + unsigned padno, gpp, offset, group; void __iomem *padown; community = intel_get_community(pctrl, pin); @@ -152,9 +150,9 @@ static bool intel_pad_owned_by_host(struct intel_pinctrl *pctrl, unsigned pin) return true; padno = pin_to_padno(community, pin); - gpp = padno / NPADS_IN_GPP; - gpp_offset = padno % NPADS_IN_GPP; - offset = community->padown_offset + gpp * 16 + (gpp_offset / 8) * 4; + group = padno / community->gpp_size; + gpp = PADOWN_GPP(padno % community->gpp_size); + offset = community->padown_offset + 0x10 * group + gpp * 4; padown = community->regs + offset; return !(readl(padown) & PADOWN_MASK(padno)); @@ -173,11 +171,11 @@ static bool intel_pad_acpi_mode(struct intel_pinctrl *pctrl, unsigned pin) return false; padno = pin_to_padno(community, pin); - gpp = padno / NPADS_IN_GPP; + gpp = padno / community->gpp_size; offset = community->hostown_offset + gpp * 4; hostown = community->regs + offset; - return !(readl(hostown) & BIT(padno % NPADS_IN_GPP)); + return !(readl(hostown) & BIT(padno % community->gpp_size)); } static bool intel_pad_locked(struct intel_pinctrl *pctrl, unsigned pin) @@ -193,7 +191,7 @@ static bool intel_pad_locked(struct intel_pinctrl *pctrl, unsigned pin) return false; padno = pin_to_padno(community, pin); - gpp = padno / NPADS_IN_GPP; + gpp = padno / community->gpp_size; /* * If PADCFGLOCK and PADCFGLOCKTX bits are both clear for this pad, @@ -202,12 +200,12 @@ static bool intel_pad_locked(struct intel_pinctrl *pctrl, unsigned pin) */ offset = community->padcfglock_offset + gpp * 8; value = readl(community->regs + offset); - if (value & BIT(pin % NPADS_IN_GPP)) + if (value & BIT(pin % community->gpp_size)) return true; offset = community->padcfglock_offset + 4 + gpp * 8; value = readl(community->regs + offset); - if (value & BIT(pin % NPADS_IN_GPP)) + if (value & BIT(pin % community->gpp_size)) return true; return false; @@ -663,8 +661,8 @@ static void intel_gpio_irq_ack(struct irq_data *d) community = intel_get_community(pctrl, pin); if (community) { unsigned padno = pin_to_padno(community, pin); - unsigned gpp_offset = padno % NPADS_IN_GPP; - unsigned gpp = padno / NPADS_IN_GPP; + unsigned gpp_offset = padno % community->gpp_size; + unsigned gpp = padno / community->gpp_size; writel(BIT(gpp_offset), community->regs + GPI_IS + gpp * 4); } @@ -685,8 +683,8 @@ static void intel_gpio_irq_mask_unmask(struct irq_data *d, bool mask) community = intel_get_community(pctrl, pin); if (community) { unsigned padno = pin_to_padno(community, pin); - unsigned gpp_offset = padno % NPADS_IN_GPP; - unsigned gpp = padno / NPADS_IN_GPP; + unsigned gpp_offset = padno % community->gpp_size; + unsigned gpp = padno / community->gpp_size; void __iomem *reg; u32 value; @@ -780,8 +778,8 @@ static int intel_gpio_irq_wake(struct irq_data *d, unsigned int on) return -EINVAL; padno = pin_to_padno(community, pin); - gpp = padno / NPADS_IN_GPP; - gpp_offset = padno % NPADS_IN_GPP; + gpp = padno / community->gpp_size; + gpp_offset = padno % community->gpp_size; /* Clear the existing wake status */ writel(BIT(gpp_offset), community->regs + GPI_GPE_STS + gpp * 4); @@ -819,14 +817,14 @@ static irqreturn_t intel_gpio_community_irq_handler(struct intel_pinctrl *pctrl, /* Only interrupts that are enabled */ pending &= enabled; - for_each_set_bit(gpp_offset, &pending, NPADS_IN_GPP) { + for_each_set_bit(gpp_offset, &pending, community->gpp_size) { unsigned padno, irq; /* * The last group in community can have less pins * than NPADS_IN_GPP. */ - padno = gpp_offset + gpp * NPADS_IN_GPP; + padno = gpp_offset + gpp * community->gpp_size; if (padno >= community->npins) break; @@ -1002,7 +1000,8 @@ int intel_pinctrl_probe(struct platform_device *pdev, community->regs = regs; community->pad_regs = regs + padbar; - community->ngpps = DIV_ROUND_UP(community->npins, NPADS_IN_GPP); + community->ngpps = DIV_ROUND_UP(community->npins, + community->gpp_size); } irq = platform_get_irq(pdev, 0); diff --git a/drivers/pinctrl/intel/pinctrl-intel.h b/drivers/pinctrl/intel/pinctrl-intel.h index 4ec8b57..b602157 100644 --- a/drivers/pinctrl/intel/pinctrl-intel.h +++ b/drivers/pinctrl/intel/pinctrl-intel.h @@ -55,6 +55,8 @@ struct intel_function { * ACPI). * @ie_offset: Register offset of GPI_IE from @regs. * @pin_base: Starting pin of pins in this community + * @gpp_size: Maximum number of pads in each group, such as PADCFGLOCK, + * HOSTSW_OWN, GPI_IS, GPI_IE, etc. * @npins: Number of pins in this community * @regs: Community specific common registers (reserved for core driver) * @pad_regs: Community specific pad registers (reserved for core driver) @@ -68,6 +70,7 @@ struct intel_community { unsigned hostown_offset; unsigned ie_offset; unsigned pin_base; + unsigned gpp_size; size_t npins; void __iomem *regs; void __iomem *pad_regs; diff --git a/drivers/pinctrl/intel/pinctrl-sunrisepoint.c b/drivers/pinctrl/intel/pinctrl-sunrisepoint.c index 1de9ae5..c725a53 100644 --- a/drivers/pinctrl/intel/pinctrl-sunrisepoint.c +++ b/drivers/pinctrl/intel/pinctrl-sunrisepoint.c @@ -30,6 +30,7 @@ .padcfglock_offset = SPT_PADCFGLOCK, \ .hostown_offset = SPT_HOSTSW_OWN, \ .ie_offset = SPT_GPI_IE, \ + .gpp_size = 24, \ .pin_base = (s), \ .npins = ((e) - (s) + 1), \ } diff --git a/drivers/pinctrl/mediatek/pinctrl-mtk-common.c b/drivers/pinctrl/mediatek/pinctrl-mtk-common.c index a71f683..9ddba44 100644 --- a/drivers/pinctrl/mediatek/pinctrl-mtk-common.c +++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common.c @@ -747,7 +747,7 @@ static int mtk_gpio_get_direction(struct gpio_chip *chip, unsigned offset) reg_addr = mtk_get_port(pctl, offset) + pctl->devdata->dir_offset; bit = BIT(offset & 0xf); regmap_read(pctl->regmap1, reg_addr, &read_val); - return !!(read_val & bit); + return !(read_val & bit); } static int mtk_gpio_get(struct gpio_chip *chip, unsigned offset) @@ -757,12 +757,8 @@ static int mtk_gpio_get(struct gpio_chip *chip, unsigned offset) unsigned int read_val = 0; struct mtk_pinctrl *pctl = dev_get_drvdata(chip->parent); - if (mtk_gpio_get_direction(chip, offset)) - reg_addr = mtk_get_port(pctl, offset) + - pctl->devdata->dout_offset; - else - reg_addr = mtk_get_port(pctl, offset) + - pctl->devdata->din_offset; + reg_addr = mtk_get_port(pctl, offset) + + pctl->devdata->din_offset; bit = BIT(offset & 0xf); regmap_read(pctl->regmap1, reg_addr, &read_val); @@ -997,6 +993,7 @@ static struct gpio_chip mtk_gpio_chip = { .owner = THIS_MODULE, .request = gpiochip_generic_request, .free = gpiochip_generic_free, + .get_direction = mtk_gpio_get_direction, .direction_input = mtk_gpio_direction_input, .direction_output = mtk_gpio_direction_output, .get = mtk_gpio_get, diff --git a/drivers/pinctrl/qcom/pinctrl-ssbi-gpio.c b/drivers/pinctrl/qcom/pinctrl-ssbi-gpio.c index 7b80fa9..7bea0df 100644 --- a/drivers/pinctrl/qcom/pinctrl-ssbi-gpio.c +++ b/drivers/pinctrl/qcom/pinctrl-ssbi-gpio.c @@ -672,7 +672,7 @@ static int pm8xxx_gpio_probe(struct platform_device *pdev) return -ENOMEM; pctrl->dev = &pdev->dev; - pctrl->npins = (unsigned)of_device_get_match_data(&pdev->dev); + pctrl->npins = (unsigned long)of_device_get_match_data(&pdev->dev); pctrl->regmap = dev_get_regmap(pdev->dev.parent, NULL); if (!pctrl->regmap) { diff --git a/drivers/pinctrl/qcom/pinctrl-ssbi-mpp.c b/drivers/pinctrl/qcom/pinctrl-ssbi-mpp.c index 7bc1e0f..8f5c96c 100644 --- a/drivers/pinctrl/qcom/pinctrl-ssbi-mpp.c +++ b/drivers/pinctrl/qcom/pinctrl-ssbi-mpp.c @@ -763,7 +763,7 @@ static int pm8xxx_mpp_probe(struct platform_device *pdev) return -ENOMEM; pctrl->dev = &pdev->dev; - pctrl->npins = (unsigned)of_device_get_match_data(&pdev->dev); + pctrl->npins = (unsigned long)of_device_get_match_data(&pdev->dev); pctrl->regmap = dev_get_regmap(pdev->dev.parent, NULL); if (!pctrl->regmap) { diff --git a/drivers/pinctrl/sh-pfc/pfc-sh7734.c b/drivers/pinctrl/sh-pfc/pfc-sh7734.c index e7deb51..9842bb1 100644 --- a/drivers/pinctrl/sh-pfc/pfc-sh7734.c +++ b/drivers/pinctrl/sh-pfc/pfc-sh7734.c @@ -31,11 +31,11 @@ PORT_GP_12(5, fn, sfx) #undef _GP_DATA -#define _GP_DATA(bank, pin, name, sfx) \ +#define _GP_DATA(bank, pin, name, sfx, cfg) \ PINMUX_DATA(name##_DATA, name##_FN, name##_IN, name##_OUT) -#define _GP_INOUTSEL(bank, pin, name, sfx) name##_IN, name##_OUT -#define _GP_INDT(bank, pin, name, sfx) name##_DATA +#define _GP_INOUTSEL(bank, pin, name, sfx, cfg) name##_IN, name##_OUT +#define _GP_INDT(bank, pin, name, sfx, cfg) name##_DATA #define GP_INOUTSEL(bank) PORT_GP_32_REV(bank, _GP_INOUTSEL, unused) #define GP_INDT(bank) PORT_GP_32_REV(bank, _GP_INDT, unused) |