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authorLinus Torvalds <torvalds@linux-foundation.org>2013-07-03 11:48:03 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-07-03 11:48:03 -0700
commit3dbde57ad941c55345fd7fac0ee3f70f204b02d8 (patch)
tree237c6de64d05da3f61b9ac1724e37a5c1f014b71 /drivers/pinctrl
parenta6e6d863cf68bba886acfe47dbdc8f245cce588f (diff)
parent2207a4e1ca6a1bb126360b6d0c236af6664532f2 (diff)
Merge tag 'pinctrl-for-v3.11-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl
Pull pin control changes from Linus Walleij: - A large slew of improvements of the Genric pin configuration support, and deployment in four different platforms: Rockchip, Super-H PFC, ABx500 and TZ1090. Support BIAS_BUS_HOLD, get device tree parsing and debugfs support into shape. - We also have device tree support with generic naming conventions for the generic pin configuration. - Delete the unused and confusing direct pinconf API. Now state transitions is *the* way to control pins and multiplexing. - New drivers for Rockchip, TZ1090, and TZ1090 PDC. - Two pin control states related to power management are now handled in the device core: "sleep" and "idle", removing a lot of boilerplate code in drivers. We do not yet know if this is the final word for pin PM, but it already make things a lot easier to handle. - Handle sparse GPIO ranges passing a list of disparate pins, and utilize these in the new BayTrail (x86 Atom SoC) driver. - Make the sunxi (AllWinner) driver handle external interrupts. - Make it possible for pinctrl-single to handle the case where several pins are managed by a single register, and augment it to handle sleep modes. - Cleanups and improvements for the abx500 drivers. - Move Sirf pin control drivers to their own directory, support save/restore of context and add support for the SiRFatlas6 SoC. - PMU muxing for the Dove pinctrl driver. - Finalization and support for VF610 in the i.MX6 pinctrl driver. - Smoothen out various Exynos rough edges. - Generic cleanups of various kinds. * tag 'pinctrl-for-v3.11-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl: (82 commits) pinctrl: vt8500: wmt: remove redundant dev_err call in wmt_pinctrl_probe() pinctrl: remove bindings for pinconf options needing more thought pinctrl: remove slew-rate parameter from tz1090 pinctrl: set unit for debounce time pinconfig to usec pinctrl: more clarifications for generic pull configs pinctrl: rip out the direct pinconf API pinctrl-tz1090-pdc: add TZ1090 PDC pinctrl driver pinctrl-tz1090: add TZ1090 pinctrl driver pinctrl: samsung: Staticize drvdata_list pinctrl: rockchip: Add missing irq_gc_unlock() call before return error pinctrl: abx500: rework error path pinctrl: abx500: suppress hardcoded value pinctrl: abx500: factorize code pinctrl: abx500: fix abx500_gpio_get() pinctrl: abx500: fix abx500_pin_config_set() pinctrl: abx500: Add device tree support sh-pfc: Guard DT parsing with #ifdef CONFIG_OF pinctrl: add Intel BayTrail GPIO/pinctrl support pinctrl: fix pinconf_ops::pin_config_dbg_parse_modify kerneldoc pinctrl: Staticize local symbols ... Conflicts: drivers/net/ethernet/ti/davinci_mdio.c drivers/pinctrl/Makefile
Diffstat (limited to 'drivers/pinctrl')
-rw-r--r--drivers/pinctrl/Kconfig38
-rw-r--r--drivers/pinctrl/Makefile8
-rw-r--r--drivers/pinctrl/core.c171
-rw-r--r--drivers/pinctrl/mvebu/pinctrl-dove.c244
-rw-r--r--drivers/pinctrl/pinconf-generic.c104
-rw-r--r--drivers/pinctrl/pinconf.c174
-rw-r--r--drivers/pinctrl/pinconf.h6
-rw-r--r--drivers/pinctrl/pinctrl-abx500.c481
-rw-r--r--drivers/pinctrl/pinctrl-at91.c7
-rw-r--r--drivers/pinctrl/pinctrl-baytrail.c543
-rw-r--r--drivers/pinctrl/pinctrl-bcm2835.c2
-rw-r--r--drivers/pinctrl/pinctrl-coh901.c1
-rw-r--r--drivers/pinctrl/pinctrl-exynos.c86
-rw-r--r--drivers/pinctrl/pinctrl-exynos5440.c13
-rw-r--r--drivers/pinctrl/pinctrl-imx.c53
-rw-r--r--drivers/pinctrl/pinctrl-imx.h4
-rw-r--r--drivers/pinctrl/pinctrl-mxs.c2
-rw-r--r--drivers/pinctrl/pinctrl-nomadik.c6
-rw-r--r--drivers/pinctrl/pinctrl-rockchip.c1394
-rw-r--r--drivers/pinctrl/pinctrl-samsung.c2
-rw-r--r--drivers/pinctrl/pinctrl-single.c242
-rw-r--r--drivers/pinctrl/pinctrl-sunxi-pins.h2023
-rw-r--r--drivers/pinctrl/pinctrl-sunxi.c1520
-rw-r--r--drivers/pinctrl/pinctrl-sunxi.h68
-rw-r--r--drivers/pinctrl/pinctrl-tz1090-pdc.c1024
-rw-r--r--drivers/pinctrl/pinctrl-tz1090.c2072
-rw-r--r--drivers/pinctrl/pinctrl-u300.c1
-rw-r--r--drivers/pinctrl/pinctrl-vf610.c338
-rw-r--r--drivers/pinctrl/sh-pfc/core.c65
-rw-r--r--drivers/pinctrl/sh-pfc/pinctrl.c205
-rw-r--r--drivers/pinctrl/sirf/Makefile5
-rw-r--r--drivers/pinctrl/sirf/pinctrl-atlas6.c947
-rw-r--r--drivers/pinctrl/sirf/pinctrl-prima2.c (renamed from drivers/pinctrl/pinctrl-sirf.c)949
-rw-r--r--drivers/pinctrl/sirf/pinctrl-sirf.c929
-rw-r--r--drivers/pinctrl/sirf/pinctrl-sirf.h116
-rw-r--r--drivers/pinctrl/spear/pinctrl-plgpio.c9
-rw-r--r--drivers/pinctrl/vt8500/pinctrl-wmt.c8
37 files changed, 11177 insertions, 2683 deletions
diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig
index 19396c8ffe45..5a8ad5139312 100644
--- a/drivers/pinctrl/Kconfig
+++ b/drivers/pinctrl/Kconfig
@@ -58,6 +58,18 @@ config PINCTRL_AT91
help
Say Y here to enable the at91 pinctrl driver
+config PINCTRL_BAYTRAIL
+ bool "Intel Baytrail GPIO pin control"
+ depends on GPIOLIB && ACPI && X86
+ select IRQ_DOMAIN
+ help
+ driver for memory mapped GPIO functionality on Intel Baytrail
+ platforms. Supports 3 banks with 102, 28 and 44 gpios.
+ Most pins are usually muxed to some other functionality by firmware,
+ so only a small amount is available for gpio use.
+
+ Requires ACPI device enumeration code to set up a platform device.
+
config PINCTRL_BCM2835
bool
select PINMUX
@@ -108,6 +120,14 @@ config PINCTRL_IMX6SL
help
Say Y here to enable the imx6sl pinctrl driver
+config PINCTRL_VF610
+ bool "Freescale Vybrid VF610 pinctrl driver"
+ depends on OF
+ depends on SOC_VF610
+ select PINCTRL_IMX
+ help
+ Say Y here to enable the Freescale Vybrid VF610 pinctrl driver
+
config PINCTRL_LANTIQ
bool
depends on LANTIQ
@@ -150,6 +170,12 @@ config PINCTRL_DB8540
bool "DB8540 pin controller driver"
depends on PINCTRL_NOMADIK && ARCH_U8500
+config PINCTRL_ROCKCHIP
+ bool
+ select PINMUX
+ select GENERIC_PINCONF
+ select GENERIC_IRQ_CHIP
+
config PINCTRL_SINGLE
tristate "One-register-per-pin type device tree based pinctrl driver"
depends on OF
@@ -192,6 +218,18 @@ config PINCTRL_TEGRA114
bool
select PINCTRL_TEGRA
+config PINCTRL_TZ1090
+ bool "Toumaz Xenif TZ1090 pin control driver"
+ depends on SOC_TZ1090
+ select PINMUX
+ select GENERIC_PINCONF
+
+config PINCTRL_TZ1090_PDC
+ bool "Toumaz Xenif TZ1090 PDC pin control driver"
+ depends on SOC_TZ1090
+ select PINMUX
+ select PINCONF
+
config PINCTRL_U300
bool "U300 pin controller driver"
depends on ARCH_U300
diff --git a/drivers/pinctrl/Makefile b/drivers/pinctrl/Makefile
index 76c937cbbb13..d64563bf6fb4 100644
--- a/drivers/pinctrl/Makefile
+++ b/drivers/pinctrl/Makefile
@@ -16,12 +16,14 @@ obj-$(CONFIG_PINCTRL_AB9540) += pinctrl-ab9540.o
obj-$(CONFIG_PINCTRL_AB8505) += pinctrl-ab8505.o
obj-$(CONFIG_PINCTRL_AT91) += pinctrl-at91.o
obj-$(CONFIG_PINCTRL_BCM2835) += pinctrl-bcm2835.o
+obj-$(CONFIG_PINCTRL_BAYTRAIL) += pinctrl-baytrail.o
obj-$(CONFIG_PINCTRL_IMX) += pinctrl-imx.o
obj-$(CONFIG_PINCTRL_IMX35) += pinctrl-imx35.o
obj-$(CONFIG_PINCTRL_IMX51) += pinctrl-imx51.o
obj-$(CONFIG_PINCTRL_IMX53) += pinctrl-imx53.o
obj-$(CONFIG_PINCTRL_IMX6Q) += pinctrl-imx6q.o
obj-$(CONFIG_PINCTRL_IMX6Q) += pinctrl-imx6dl.o
+obj-$(CONFIG_PINCTRL_IMX6SL) += pinctrl-imx6sl.o
obj-$(CONFIG_PINCTRL_FALCON) += pinctrl-falcon.o
obj-$(CONFIG_PINCTRL_MXS) += pinctrl-mxs.o
obj-$(CONFIG_PINCTRL_IMX23) += pinctrl-imx23.o
@@ -30,13 +32,16 @@ obj-$(CONFIG_PINCTRL_NOMADIK) += pinctrl-nomadik.o
obj-$(CONFIG_PINCTRL_STN8815) += pinctrl-nomadik-stn8815.o
obj-$(CONFIG_PINCTRL_DB8500) += pinctrl-nomadik-db8500.o
obj-$(CONFIG_PINCTRL_DB8540) += pinctrl-nomadik-db8540.o
+obj-$(CONFIG_PINCTRL_ROCKCHIP) += pinctrl-rockchip.o
obj-$(CONFIG_PINCTRL_SINGLE) += pinctrl-single.o
-obj-$(CONFIG_PINCTRL_SIRF) += pinctrl-sirf.o
+obj-$(CONFIG_PINCTRL_SIRF) += sirf/
obj-$(CONFIG_PINCTRL_SUNXI) += pinctrl-sunxi.o
obj-$(CONFIG_PINCTRL_TEGRA) += pinctrl-tegra.o
obj-$(CONFIG_PINCTRL_TEGRA20) += pinctrl-tegra20.o
obj-$(CONFIG_PINCTRL_TEGRA30) += pinctrl-tegra30.o
obj-$(CONFIG_PINCTRL_TEGRA114) += pinctrl-tegra114.o
+obj-$(CONFIG_PINCTRL_TZ1090) += pinctrl-tz1090.o
+obj-$(CONFIG_PINCTRL_TZ1090_PDC) += pinctrl-tz1090-pdc.o
obj-$(CONFIG_PINCTRL_U300) += pinctrl-u300.o
obj-$(CONFIG_PINCTRL_COH901) += pinctrl-coh901.o
obj-$(CONFIG_PINCTRL_SAMSUNG) += pinctrl-samsung.o
@@ -47,6 +52,7 @@ obj-$(CONFIG_PINCTRL_S3C64XX) += pinctrl-s3c64xx.o
obj-$(CONFIG_PINCTRL_XWAY) += pinctrl-xway.o
obj-$(CONFIG_PINCTRL_LANTIQ) += pinctrl-lantiq.o
obj-$(CONFIG_PINCTRL_ST) += pinctrl-st.o
+obj-$(CONFIG_PINCTRL_VF610) += pinctrl-vf610.o
obj-$(CONFIG_PLAT_ORION) += mvebu/
obj-$(CONFIG_ARCH_SHMOBILE) += sh-pfc/
diff --git a/drivers/pinctrl/core.c b/drivers/pinctrl/core.c
index 5327f35d9b5c..5b272bfd261d 100644
--- a/drivers/pinctrl/core.c
+++ b/drivers/pinctrl/core.c
@@ -41,13 +41,13 @@
static bool pinctrl_dummy_state;
/* Mutex taken to protect pinctrl_list */
-DEFINE_MUTEX(pinctrl_list_mutex);
+static DEFINE_MUTEX(pinctrl_list_mutex);
/* Mutex taken to protect pinctrl_maps */
DEFINE_MUTEX(pinctrl_maps_mutex);
/* Mutex taken to protect pinctrldev_list */
-DEFINE_MUTEX(pinctrldev_list_mutex);
+static DEFINE_MUTEX(pinctrldev_list_mutex);
/* Global list of pin control devices (struct pinctrl_dev) */
static LIST_HEAD(pinctrldev_list);
@@ -101,20 +101,23 @@ EXPORT_SYMBOL_GPL(pinctrl_dev_get_drvdata);
struct pinctrl_dev *get_pinctrl_dev_from_devname(const char *devname)
{
struct pinctrl_dev *pctldev = NULL;
- bool found = false;
if (!devname)
return NULL;
+ mutex_lock(&pinctrldev_list_mutex);
+
list_for_each_entry(pctldev, &pinctrldev_list, node) {
if (!strcmp(dev_name(pctldev->dev), devname)) {
/* Matched on device name */
- found = true;
- break;
+ mutex_unlock(&pinctrldev_list_mutex);
+ return pctldev;
}
}
- return found ? pctldev : NULL;
+ mutex_unlock(&pinctrldev_list_mutex);
+
+ return NULL;
}
struct pinctrl_dev *get_pinctrl_dev_from_of_node(struct device_node *np)
@@ -280,6 +283,29 @@ static int pinctrl_register_pins(struct pinctrl_dev *pctldev,
}
/**
+ * gpio_to_pin() - GPIO range GPIO number to pin number translation
+ * @range: GPIO range used for the translation
+ * @gpio: gpio pin to translate to a pin number
+ *
+ * Finds the pin number for a given GPIO using the specified GPIO range
+ * as a base for translation. The distinction between linear GPIO ranges
+ * and pin list based GPIO ranges is managed correctly by this function.
+ *
+ * This function assumes the gpio is part of the specified GPIO range, use
+ * only after making sure this is the case (e.g. by calling it on the
+ * result of successful pinctrl_get_device_gpio_range calls)!
+ */
+static inline int gpio_to_pin(struct pinctrl_gpio_range *range,
+ unsigned int gpio)
+{
+ unsigned int offset = gpio - range->base;
+ if (range->pins)
+ return range->pins[offset];
+ else
+ return range->pin_base + offset;
+}
+
+/**
* pinctrl_match_gpio_range() - check if a certain GPIO pin is in range
* @pctldev: pin controller device to check
* @gpio: gpio pin to check taken from the global GPIO pin space
@@ -326,6 +352,8 @@ static bool pinctrl_ready_for_gpio_range(unsigned gpio)
struct pinctrl_gpio_range *range = NULL;
struct gpio_chip *chip = gpio_to_chip(gpio);
+ mutex_lock(&pinctrldev_list_mutex);
+
/* Loop over the pin controllers */
list_for_each_entry(pctldev, &pinctrldev_list, node) {
/* Loop over the ranges */
@@ -334,9 +362,13 @@ static bool pinctrl_ready_for_gpio_range(unsigned gpio)
if (range->base + range->npins - 1 < chip->base ||
range->base > chip->base + chip->ngpio - 1)
continue;
+ mutex_unlock(&pinctrldev_list_mutex);
return true;
}
}
+
+ mutex_unlock(&pinctrldev_list_mutex);
+
return false;
}
#else
@@ -408,8 +440,6 @@ struct pinctrl_dev *pinctrl_find_and_add_gpio_range(const char *devname,
{
struct pinctrl_dev *pctldev;
- mutex_lock(&pinctrldev_list_mutex);
-
pctldev = get_pinctrl_dev_from_devname(devname);
/*
@@ -418,13 +448,10 @@ struct pinctrl_dev *pinctrl_find_and_add_gpio_range(const char *devname,
* range need to defer probing.
*/
if (!pctldev) {
- mutex_unlock(&pinctrldev_list_mutex);
return ERR_PTR(-EPROBE_DEFER);
}
pinctrl_add_gpio_range(pctldev, range);
- mutex_unlock(&pinctrldev_list_mutex);
-
return pctldev;
}
EXPORT_SYMBOL_GPL(pinctrl_find_and_add_gpio_range);
@@ -438,21 +465,26 @@ struct pinctrl_gpio_range *
pinctrl_find_gpio_range_from_pin(struct pinctrl_dev *pctldev,
unsigned int pin)
{
- struct pinctrl_gpio_range *range = NULL;
+ struct pinctrl_gpio_range *range;
mutex_lock(&pctldev->mutex);
/* Loop over the ranges */
list_for_each_entry(range, &pctldev->gpio_ranges, node) {
/* Check if we're in the valid range */
- if (pin >= range->pin_base &&
- pin < range->pin_base + range->npins) {
- mutex_unlock(&pctldev->mutex);
- return range;
- }
+ if (range->pins) {
+ int a;
+ for (a = 0; a < range->npins; a++) {
+ if (range->pins[a] == pin)
+ goto out;
+ }
+ } else if (pin >= range->pin_base &&
+ pin < range->pin_base + range->npins)
+ goto out;
}
+ range = NULL;
+out:
mutex_unlock(&pctldev->mutex);
-
- return NULL;
+ return range;
}
EXPORT_SYMBOL_GPL(pinctrl_find_gpio_range_from_pin);
@@ -517,22 +549,18 @@ int pinctrl_request_gpio(unsigned gpio)
int ret;
int pin;
- mutex_lock(&pinctrldev_list_mutex);
-
ret = pinctrl_get_device_gpio_range(gpio, &pctldev, &range);
if (ret) {
if (pinctrl_ready_for_gpio_range(gpio))
ret = 0;
- mutex_unlock(&pinctrldev_list_mutex);
return ret;
}
/* Convert to the pin controllers number space */
- pin = gpio - range->base + range->pin_base;
+ pin = gpio_to_pin(range, gpio);
ret = pinmux_request_gpio(pctldev, range, pin, gpio);
- mutex_unlock(&pinctrldev_list_mutex);
return ret;
}
EXPORT_SYMBOL_GPL(pinctrl_request_gpio);
@@ -552,22 +580,18 @@ void pinctrl_free_gpio(unsigned gpio)
int ret;
int pin;
- mutex_lock(&pinctrldev_list_mutex);
-
ret = pinctrl_get_device_gpio_range(gpio, &pctldev, &range);
if (ret) {
- mutex_unlock(&pinctrldev_list_mutex);
return;
}
mutex_lock(&pctldev->mutex);
/* Convert to the pin controllers number space */
- pin = gpio - range->base + range->pin_base;
+ pin = gpio_to_pin(range, gpio);
pinmux_free_gpio(pctldev, pin, range);
mutex_unlock(&pctldev->mutex);
- mutex_unlock(&pinctrldev_list_mutex);
}
EXPORT_SYMBOL_GPL(pinctrl_free_gpio);
@@ -578,22 +602,18 @@ static int pinctrl_gpio_direction(unsigned gpio, bool input)
int ret;
int pin;
- mutex_lock(&pinctrldev_list_mutex);
-
ret = pinctrl_get_device_gpio_range(gpio, &pctldev, &range);
if (ret) {
- mutex_unlock(&pinctrldev_list_mutex);
return ret;
}
mutex_lock(&pctldev->mutex);
/* Convert to the pin controllers number space */
- pin = gpio - range->base + range->pin_base;
+ pin = gpio_to_pin(range, gpio);
ret = pinmux_gpio_direction(pctldev, range, pin, input);
mutex_unlock(&pctldev->mutex);
- mutex_unlock(&pinctrldev_list_mutex);
return ret;
}
@@ -1204,6 +1224,69 @@ int pinctrl_force_default(struct pinctrl_dev *pctldev)
}
EXPORT_SYMBOL_GPL(pinctrl_force_default);
+#ifdef CONFIG_PM
+
+/**
+ * pinctrl_pm_select_default_state() - select default pinctrl state for PM
+ * @dev: device to select default state for
+ */
+int pinctrl_pm_select_default_state(struct device *dev)
+{
+ struct dev_pin_info *pins = dev->pins;
+ int ret;
+
+ if (!pins)
+ return 0;
+ if (IS_ERR(pins->default_state))
+ return 0; /* No default state */
+ ret = pinctrl_select_state(pins->p, pins->default_state);
+ if (ret)
+ dev_err(dev, "failed to activate default pinctrl state\n");
+ return ret;
+}
+EXPORT_SYMBOL_GPL(pinctrl_pm_select_default_state);
+
+/**
+ * pinctrl_pm_select_sleep_state() - select sleep pinctrl state for PM
+ * @dev: device to select sleep state for
+ */
+int pinctrl_pm_select_sleep_state(struct device *dev)
+{
+ struct dev_pin_info *pins = dev->pins;
+ int ret;
+
+ if (!pins)
+ return 0;
+ if (IS_ERR(pins->sleep_state))
+ return 0; /* No sleep state */
+ ret = pinctrl_select_state(pins->p, pins->sleep_state);
+ if (ret)
+ dev_err(dev, "failed to activate pinctrl sleep state\n");
+ return ret;
+}
+EXPORT_SYMBOL_GPL(pinctrl_pm_select_sleep_state);
+
+/**
+ * pinctrl_pm_select_idle_state() - select idle pinctrl state for PM
+ * @dev: device to select idle state for
+ */
+int pinctrl_pm_select_idle_state(struct device *dev)
+{
+ struct dev_pin_info *pins = dev->pins;
+ int ret;
+
+ if (!pins)
+ return 0;
+ if (IS_ERR(pins->idle_state))
+ return 0; /* No idle state */
+ ret = pinctrl_select_state(pins->p, pins->idle_state);
+ if (ret)
+ dev_err(dev, "failed to activate pinctrl idle state\n");
+ return ret;
+}
+EXPORT_SYMBOL_GPL(pinctrl_pm_select_idle_state);
+#endif
+
#ifdef CONFIG_DEBUG_FS
static int pinctrl_pins_show(struct seq_file *s, void *what)
@@ -1296,11 +1379,21 @@ static int pinctrl_gpioranges_show(struct seq_file *s, void *what)
/* Loop over the ranges */
list_for_each_entry(range, &pctldev->gpio_ranges, node) {
- seq_printf(s, "%u: %s GPIOS [%u - %u] PINS [%u - %u]\n",
- range->id, range->name,
- range->base, (range->base + range->npins - 1),
- range->pin_base,
- (range->pin_base + range->npins - 1));
+ if (range->pins) {
+ int a;
+ seq_printf(s, "%u: %s GPIOS [%u - %u] PINS {",
+ range->id, range->name,
+ range->base, (range->base + range->npins - 1));
+ for (a = 0; a < range->npins - 1; a++)
+ seq_printf(s, "%u, ", range->pins[a]);
+ seq_printf(s, "%u}\n", range->pins[a]);
+ }
+ else
+ seq_printf(s, "%u: %s GPIOS [%u - %u] PINS [%u - %u]\n",
+ range->id, range->name,
+ range->base, (range->base + range->npins - 1),
+ range->pin_base,
+ (range->pin_base + range->npins - 1));
}
mutex_unlock(&pctldev->mutex);
diff --git a/drivers/pinctrl/mvebu/pinctrl-dove.c b/drivers/pinctrl/mvebu/pinctrl-dove.c
index 428ea96a94d3..048ae80adabd 100644
--- a/drivers/pinctrl/mvebu/pinctrl-dove.c
+++ b/drivers/pinctrl/mvebu/pinctrl-dove.c
@@ -26,6 +26,9 @@
#define DOVE_MPP_VIRT_BASE (DOVE_SB_REGS_VIRT_BASE + 0xd0200)
#define DOVE_PMU_MPP_GENERAL_CTRL (DOVE_MPP_VIRT_BASE + 0x10)
#define DOVE_AU0_AC97_SEL BIT(16)
+#define DOVE_PMU_SIGNAL_SELECT_0 (DOVE_SB_REGS_VIRT_BASE + 0xd802C)
+#define DOVE_PMU_SIGNAL_SELECT_1 (DOVE_SB_REGS_VIRT_BASE + 0xd8030)
+#define DOVE_GLOBAL_CONFIG_1 (DOVE_SB_REGS_VIRT_BASE + 0xe802C)
#define DOVE_GLOBAL_CONFIG_1 (DOVE_SB_REGS_VIRT_BASE + 0xe802C)
#define DOVE_TWSI_ENABLE_OPTION1 BIT(7)
#define DOVE_GLOBAL_CONFIG_2 (DOVE_SB_REGS_VIRT_BASE + 0xe8030)
@@ -58,12 +61,16 @@ static int dove_pmu_mpp_ctrl_get(struct mvebu_mpp_ctrl *ctrl,
unsigned off = (ctrl->pid / MPPS_PER_REG) * MPP_BITS;
unsigned shift = (ctrl->pid % MPPS_PER_REG) * MPP_BITS;
unsigned long pmu = readl(DOVE_PMU_MPP_GENERAL_CTRL);
- unsigned long mpp = readl(DOVE_MPP_VIRT_BASE + off);
-
- if (pmu & (1 << ctrl->pid))
- *config = CONFIG_PMU;
- else
- *config = (mpp >> shift) & MPP_MASK;
+ unsigned long func;
+
+ if (pmu & (1 << ctrl->pid)) {
+ func = readl(DOVE_PMU_SIGNAL_SELECT_0 + off);
+ *config = (func >> shift) & MPP_MASK;
+ *config |= CONFIG_PMU;
+ } else {
+ func = readl(DOVE_MPP_VIRT_BASE + off);
+ *config = (func >> shift) & MPP_MASK;
+ }
return 0;
}
@@ -73,15 +80,20 @@ static int dove_pmu_mpp_ctrl_set(struct mvebu_mpp_ctrl *ctrl,
unsigned off = (ctrl->pid / MPPS_PER_REG) * MPP_BITS;
unsigned shift = (ctrl->pid % MPPS_PER_REG) * MPP_BITS;
unsigned long pmu = readl(DOVE_PMU_MPP_GENERAL_CTRL);
- unsigned long mpp = readl(DOVE_MPP_VIRT_BASE + off);
+ unsigned long func;
- if (config == CONFIG_PMU)
+ if (config & CONFIG_PMU) {
writel(pmu | (1 << ctrl->pid), DOVE_PMU_MPP_GENERAL_CTRL);
- else {
+ func = readl(DOVE_PMU_SIGNAL_SELECT_0 + off);
+ func &= ~(MPP_MASK << shift);
+ func |= (config & MPP_MASK) << shift;
+ writel(func, DOVE_PMU_SIGNAL_SELECT_0 + off);
+ } else {
writel(pmu & ~(1 << ctrl->pid), DOVE_PMU_MPP_GENERAL_CTRL);
- mpp &= ~(MPP_MASK << shift);
- mpp |= config << shift;
- writel(mpp, DOVE_MPP_VIRT_BASE + off);
+ func = readl(DOVE_MPP_VIRT_BASE + off);
+ func &= ~(MPP_MASK << shift);
+ func |= (config & MPP_MASK) << shift;
+ writel(func, DOVE_MPP_VIRT_BASE + off);
}
return 0;
}
@@ -378,20 +390,53 @@ static struct mvebu_mpp_mode dove_mpp_modes[] = {
MPP_FUNCTION(0x02, "uart2", "rts"),
MPP_FUNCTION(0x03, "sdio0", "cd"),
MPP_FUNCTION(0x0f, "lcd0", "pwm"),
- MPP_FUNCTION(0x10, "pmu", NULL)),
+ MPP_FUNCTION(CONFIG_PMU | 0x0, "pmu-nc", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x1, "pmu-low", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x2, "pmu-high", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x3, "pmic", "sdi"),
+ MPP_FUNCTION(CONFIG_PMU | 0x4, "cpu-pwr-down", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x5, "standby-pwr-down", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x8, "core-pwr-good", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xa, "bat-fault", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xb, "ext0-wakeup", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xc, "ext1-wakeup", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xd, "ext2-wakeup", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xe, "pmu-blink", NULL)),
MPP_MODE(1,
MPP_FUNCTION(0x00, "gpio", NULL),
MPP_FUNCTION(0x02, "uart2", "cts"),
MPP_FUNCTION(0x03, "sdio0", "wp"),
MPP_FUNCTION(0x0f, "lcd1", "pwm"),
- MPP_FUNCTION(0x10, "pmu", NULL)),
+ MPP_FUNCTION(CONFIG_PMU | 0x0, "pmu-nc", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x1, "pmu-low", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x2, "pmu-high", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x3, "pmic", "sdi"),
+ MPP_FUNCTION(CONFIG_PMU | 0x4, "cpu-pwr-down", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x5, "standby-pwr-down", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x8, "core-pwr-good", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xa, "bat-fault", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xb, "ext0-wakeup", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xc, "ext1-wakeup", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xd, "ext2-wakeup", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xe, "pmu-blink", NULL)),
MPP_MODE(2,
MPP_FUNCTION(0x00, "gpio", NULL),
MPP_FUNCTION(0x01, "sata", "prsnt"),
MPP_FUNCTION(0x02, "uart2", "txd"),
MPP_FUNCTION(0x03, "sdio0", "buspwr"),
MPP_FUNCTION(0x04, "uart1", "rts"),
- MPP_FUNCTION(0x10, "pmu", NULL)),
+ MPP_FUNCTION(CONFIG_PMU | 0x0, "pmu-nc", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x1, "pmu-low", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x2, "pmu-high", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x3, "pmic", "sdi"),
+ MPP_FUNCTION(CONFIG_PMU | 0x4, "cpu-pwr-down", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x5, "standby-pwr-down", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x8, "core-pwr-good", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xa, "bat-fault", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xb, "ext0-wakeup", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xc, "ext1-wakeup", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xd, "ext2-wakeup", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xe, "pmu-blink", NULL)),
MPP_MODE(3,
MPP_FUNCTION(0x00, "gpio", NULL),
MPP_FUNCTION(0x01, "sata", "act"),
@@ -399,43 +444,131 @@ static struct mvebu_mpp_mode dove_mpp_modes[] = {
MPP_FUNCTION(0x03, "sdio0", "ledctrl"),
MPP_FUNCTION(0x04, "uart1", "cts"),
MPP_FUNCTION(0x0f, "lcd-spi", "cs1"),
- MPP_FUNCTION(0x10, "pmu", NULL)),
+ MPP_FUNCTION(CONFIG_PMU | 0x0, "pmu-nc", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x1, "pmu-low", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x2, "pmu-high", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x3, "pmic", "sdi"),
+ MPP_FUNCTION(CONFIG_PMU | 0x4, "cpu-pwr-down", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x5, "standby-pwr-down", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x8, "core-pwr-good", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xa, "bat-fault", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xb, "ext0-wakeup", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xc, "ext1-wakeup", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xd, "ext2-wakeup", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xe, "pmu-blink", NULL)),
MPP_MODE(4,
MPP_FUNCTION(0x00, "gpio", NULL),
MPP_FUNCTION(0x02, "uart3", "rts"),
MPP_FUNCTION(0x03, "sdio1", "cd"),
MPP_FUNCTION(0x04, "spi1", "miso"),
- MPP_FUNCTION(0x10, "pmu", NULL)),
+ MPP_FUNCTION(CONFIG_PMU | 0x0, "pmu-nc", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x1, "pmu-low", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x2, "pmu-high", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x3, "pmic", "sdi"),
+ MPP_FUNCTION(CONFIG_PMU | 0x4, "cpu-pwr-down", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x5, "standby-pwr-down", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x8, "core-pwr-good", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xa, "bat-fault", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xb, "ext0-wakeup", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xc, "ext1-wakeup", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xd, "ext2-wakeup", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xe, "pmu-blink", NULL)),
MPP_MODE(5,
MPP_FUNCTION(0x00, "gpio", NULL),
MPP_FUNCTION(0x02, "uart3", "cts"),
MPP_FUNCTION(0x03, "sdio1", "wp"),
MPP_FUNCTION(0x04, "spi1", "cs"),
- MPP_FUNCTION(0x10, "pmu", NULL)),
+ MPP_FUNCTION(CONFIG_PMU | 0x0, "pmu-nc", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x1, "pmu-low", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x2, "pmu-high", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x3, "pmic", "sdi"),
+ MPP_FUNCTION(CONFIG_PMU | 0x4, "cpu-pwr-down", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x5, "standby-pwr-down", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x8, "core-pwr-good", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xa, "bat-fault", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xb, "ext0-wakeup", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xc, "ext1-wakeup", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xd, "ext2-wakeup", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xe, "pmu-blink", NULL)),
MPP_MODE(6,
MPP_FUNCTION(0x00, "gpio", NULL),
MPP_FUNCTION(0x02, "uart3", "txd"),
MPP_FUNCTION(0x03, "sdio1", "buspwr"),
MPP_FUNCTION(0x04, "spi1", "mosi"),
- MPP_FUNCTION(0x10, "pmu", NULL)),
+ MPP_FUNCTION(CONFIG_PMU | 0x0, "pmu-nc", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x1, "pmu-low", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x2, "pmu-high", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x3, "pmic", "sdi"),
+ MPP_FUNCTION(CONFIG_PMU | 0x4, "cpu-pwr-down", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x5, "standby-pwr-down", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x8, "core-pwr-good", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xa, "bat-fault", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xb, "ext0-wakeup", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xc, "ext1-wakeup", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xd, "ext2-wakeup", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xe, "pmu-blink", NULL)),
MPP_MODE(7,
MPP_FUNCTION(0x00, "gpio", NULL),
MPP_FUNCTION(0x02, "uart3", "rxd"),
MPP_FUNCTION(0x03, "sdio1", "ledctrl"),
MPP_FUNCTION(0x04, "spi1", "sck"),
- MPP_FUNCTION(0x10, "pmu", NULL)),
+ MPP_FUNCTION(CONFIG_PMU | 0x0, "pmu-nc", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x1, "pmu-low", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x2, "pmu-high", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x3, "pmic", "sdi"),
+ MPP_FUNCTION(CONFIG_PMU | 0x4, "cpu-pwr-down", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x5, "standby-pwr-down", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x8, "core-pwr-good", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xa, "bat-fault", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xb, "ext0-wakeup", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xc, "ext1-wakeup", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xd, "ext2-wakeup", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xe, "pmu-blink", NULL)),
MPP_MODE(8,
MPP_FUNCTION(0x00, "gpio", NULL),
MPP_FUNCTION(0x01, "watchdog", "rstout"),
- MPP_FUNCTION(0x10, "pmu", NULL)),
+ MPP_FUNCTION(CONFIG_PMU | 0x0, "pmu-nc", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x1, "pmu-low", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x2, "pmu-high", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x3, "pmic", "sdi"),
+ MPP_FUNCTION(CONFIG_PMU | 0x4, "cpu-pwr-down", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x5, "standby-pwr-down", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0x8, "cpu-pwr-good", NULL),
+ MPP_FUNCTION(CONFIG_PMU | 0xa, "bat-fault", NULL),</