diff options
| -rw-r--r-- | Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt | 60 | ||||
| -rw-r--r-- | arch/arm/mach-sunxi/Kconfig | 1 | ||||
| -rw-r--r-- | drivers/pinctrl/Kconfig | 5 | ||||
| -rw-r--r-- | drivers/pinctrl/Makefile | 1 | ||||
| -rw-r--r-- | drivers/pinctrl/pinctrl-sunxi.c | 548 | ||||
| -rw-r--r-- | drivers/pinctrl/pinctrl-sunxi.h | 387 |
6 files changed, 1002 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt new file mode 100644 index 000000000000..dff0e5f995e2 --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt @@ -0,0 +1,60 @@ +* Allwinner A1X Pin Controller + +The pins controlled by sunXi pin controller are organized in banks, +each bank has 32 pins. Each pin has 7 multiplexing functions, with +the first two functions being GPIO in and out. The configuration on +the pins includes drive strength and pull-up. + +Required properties: +- compatible: "allwinner,<soc>-pinctrl". Supported SoCs for now are: + sun5i-a13. +- reg: Should contain the register physical address and length for the + pin controller. + +Please refer to pinctrl-bindings.txt in this directory for details of the +common pinctrl bindings used by client devices. + +A pinctrl node should contain at least one subnodes representing the +pinctrl groups available on the machine. Each subnode will list the +pins it needs, and how they should be configured, with regard to muxer +configuration, drive strength and pullups. If one of these options is +not set, its actual value will be unspecified. + +Required subnode-properties: + +- allwinner,pins: List of strings containing the pin name. +- allwinner,function: Function to mux the pins listed above to. + +Optional subnode-properties: +- allwinner,drive: Integer. Represents the current sent to the pin + 0: 10 mA + 1: 20 mA + 2: 30 mA + 3: 40 mA +- allwinner,pull: Integer. + 0: No resistor + 1: Pull-up resistor + 2: Pull-down resistor + +Examples: + +pinctrl@01c20800 { + compatible = "allwinner,sun5i-a13-pinctrl"; + reg = <0x01c20800 0x400>; + #address-cells = <1>; + #size-cells = <0>; + + uart1_pins_a: uart1@0 { + allwinner,pins = "PE10", "PE11"; + allwinner,function = "uart1"; + allwinner,drive = <0>; + allwinner,pull = <0>; + }; + + uart1_pins_b: uart1@1 { + allwinner,pins = "PG3", "PG4"; + allwinner,function = "uart1"; + allwinner,drive = <0>; + allwinner,pull = <0>; + }; +}; diff --git a/arch/arm/mach-sunxi/Kconfig b/arch/arm/mach-sunxi/Kconfig index 3fdd0085e306..8709a39bd34c 100644 --- a/arch/arm/mach-sunxi/Kconfig +++ b/arch/arm/mach-sunxi/Kconfig @@ -7,3 +7,4 @@ config ARCH_SUNXI select PINCTRL select SPARSE_IRQ select SUNXI_TIMER + select PINCTRL_SUNXI
\ No newline at end of file diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig index c31aeb01bb00..88840a421c6e 100644 --- a/drivers/pinctrl/Kconfig +++ b/drivers/pinctrl/Kconfig @@ -151,6 +151,11 @@ config PINCTRL_SIRF depends on ARCH_SIRF select PINMUX +config PINCTRL_SUNXI + bool + select PINMUX + select GENERIC_PINCONF + config PINCTRL_TEGRA bool select PINMUX diff --git a/drivers/pinctrl/Makefile b/drivers/pinctrl/Makefile index fc4606f27dc7..a2427da4d58e 100644 --- a/drivers/pinctrl/Makefile +++ b/drivers/pinctrl/Makefile @@ -30,6 +30,7 @@ obj-$(CONFIG_PINCTRL_PXA168) += pinctrl-pxa168.o obj-$(CONFIG_PINCTRL_PXA910) += pinctrl-pxa910.o obj-$(CONFIG_PINCTRL_SINGLE) += pinctrl-single.o obj-$(CONFIG_PINCTRL_SIRF) += pinctrl-sirf.o +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 diff --git a/drivers/pinctrl/pinctrl-sunxi.c b/drivers/pinctrl/pinctrl-sunxi.c new file mode 100644 index 000000000000..1a81613e8f77 --- /dev/null +++ b/drivers/pinctrl/pinctrl-sunxi.c @@ -0,0 +1,548 @@ +/* + * Allwinner A1X SoCs pinctrl driver. + * + * Copyright (C) 2012 Maxime Ripard + * + * Maxime Ripard <maxime.ripard@free-electrons.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include <linux/io.h> +#include <linux/module.h> +#include <linux/of.h> +#include <linux/of_address.h> +#include <linux/of_device.h> +#include <linux/pinctrl/consumer.h> +#include <linux/pinctrl/machine.h> +#include <linux/pinctrl/pinctrl.h> +#include <linux/pinctrl/pinconf-generic.h> +#include <linux/pinctrl/pinmux.h> +#include <linux/platform_device.h> +#include <linux/slab.h> + +#include "core.h" +#include "pinctrl-sunxi.h" + +static struct sunxi_pinctrl_group * +sunxi_pinctrl_find_group_by_name(struct sunxi_pinctrl *pctl, const char *group) +{ + int i; + + for (i = 0; i < pctl->ngroups; i++) { + struct sunxi_pinctrl_group *grp = pctl->groups + i; + + if (!strcmp(grp->name, group)) + return grp; + } + + return NULL; +} + +static struct sunxi_pinctrl_function * +sunxi_pinctrl_find_function_by_name(struct sunxi_pinctrl *pctl, + const char *name) +{ + struct sunxi_pinctrl_function *func = pctl->functions; + int i; + + for (i = 0; i < pctl->nfunctions; i++) { + if (!func[i].name) + break; + + if (!strcmp(func[i].name, name)) + return func + i; + } + + return NULL; +} + +static struct sunxi_desc_function * +sunxi_pinctrl_desc_find_function_by_name(struct sunxi_pinctrl *pctl, + const char *pin_name, + const char *func_name) +{ + int i; + + for (i = 0; i < pctl->desc->npins; i++) { + const struct sunxi_desc_pin *pin = pctl->desc->pins + i; + + if (!strcmp(pin->pin.name, pin_name)) { + struct sunxi_desc_function *func = pin->functions; + + while (func->name) { + if (!strcmp(func->name, func_name)) + return func; + + func++; + } + } + } + + return NULL; +} + +static int sunxi_pctrl_get_groups_count(struct pinctrl_dev *pctldev) +{ + struct sunxi_pinctrl *pctl = pinctrl_dev_get_drvdata(pctldev); + + return pctl->ngroups; +} + +static const char *sunxi_pctrl_get_group_name(struct pinctrl_dev *pctldev, + unsigned group) +{ + struct sunxi_pinctrl *pctl = pinctrl_dev_get_drvdata(pctldev); + + return pctl->groups[group].name; +} + +static int sunxi_pctrl_get_group_pins(struct pinctrl_dev *pctldev, + unsigned group, + const unsigned **pins, + unsigned *num_pins) +{ + struct sunxi_pinctrl *pctl = pinctrl_dev_get_drvdata(pctldev); + + *pins = (unsigned *)&pctl->groups[group].pin; + *num_pins = 1; + + return 0; +} + +static int sunxi_pctrl_dt_node_to_map(struct pinctrl_dev *pctldev, + struct device_node *node, + struct pinctrl_map **map, + unsigned *num_maps) +{ + struct sunxi_pinctrl *pctl = pinctrl_dev_get_drvdata(pctldev); + unsigned long *pinconfig; + struct property *prop; + const char *function; + const char *group; + int ret, nmaps, i = 0; + u32 val; + + *map = NULL; + *num_maps = 0; + + ret = of_property_read_string(node, "allwinner,function", &function); + if (ret) { + dev_err(pctl->dev, + "missing allwinner,function property in node %s\n", + node->name); + return -EINVAL; + } + + nmaps = of_property_count_strings(node, "allwinner,pins") * 2; + if (nmaps < 0) { + dev_err(pctl->dev, + "missing allwinner,pins property in node %s\n", + node->name); + return -EINVAL; + } + + *map = kmalloc(nmaps * sizeof(struct pinctrl_map), GFP_KERNEL); + if (!map) + return -ENOMEM; + + of_property_for_each_string(node, "allwinner,pins", prop, group) { + struct sunxi_pinctrl_group *grp = + sunxi_pinctrl_find_group_by_name(pctl, group); + int j = 0, configlen = 0; + + if (!grp) { + dev_err(pctl->dev, "unknown pin %s", group); + continue; + } + + if (!sunxi_pinctrl_desc_find_function_by_name(pctl, + grp->name, + function)) { + dev_err(pctl->dev, "unsupported function %s on pin %s", + function, group); + continue; + } + + (*map)[i].type = PIN_MAP_TYPE_MUX_GROUP; + (*map)[i].data.mux.group = group; + (*map)[i].data.mux.function = function; + + i++; + + (*map)[i].type = PIN_MAP_TYPE_CONFIGS_GROUP; + (*map)[i].data.configs.group_or_pin = group; + + if (of_find_property(node, "allwinner,drive", NULL)) + configlen++; + if (of_find_property(node, "allwinner,pull", NULL)) + configlen++; + + pinconfig = kzalloc(configlen * sizeof(*pinconfig), GFP_KERNEL); + + if (!of_property_read_u32(node, "allwinner,drive", &val)) { + u16 strength = (val + 1) * 10; + pinconfig[j++] = + pinconf_to_config_packed(PIN_CONFIG_DRIVE_STRENGTH, + strength); + } + + if (!of_property_read_u32(node, "allwinner,pull", &val)) { + enum pin_config_param pull = PIN_CONFIG_END; + if (val == 1) + pull = PIN_CONFIG_BIAS_PULL_UP; + else if (val == 2) + pull = PIN_CONFIG_BIAS_PULL_DOWN; + pinconfig[j++] = pinconf_to_config_packed(pull, 0); + } + + (*map)[i].data.configs.configs = pinconfig; + (*map)[i].data.configs.num_configs = configlen; + + i++; + } + + *num_maps = nmaps; + + return 0; +} + +static void sunxi_pctrl_dt_free_map(struct pinctrl_dev *pctldev, + struct pinctrl_map *map, + unsigned num_maps) +{ + int i; + + for (i = 0; i < num_maps; i++) { + if (map[i].type == PIN_MAP_TYPE_CONFIGS_GROUP) + kfree(map[i].data.configs.configs); + } + + kfree(map); +} + +static struct pinctrl_ops sunxi_pctrl_ops = { + .dt_node_to_map = sunxi_pctrl_dt_node_to_map, + .dt_free_map = sunxi_pctrl_dt_free_map, + .get_groups_count = sunxi_pctrl_get_groups_count, + .get_group_name = sunxi_pctrl_get_group_name, + .get_group_pins = sunxi_pctrl_get_group_pins, +}; + +static int sunxi_pconf_group_get(struct pinctrl_dev *pctldev, + unsigned group, + unsigned long *config) +{ + struct sunxi_pinctrl *pctl = pinctrl_dev_get_drvdata(pctldev); + + *config = pctl->groups[group].config; + + return 0; +} + +static int sunxi_pconf_group_set(struct pinctrl_dev *pctldev, + unsigned group, + unsigned long config) +{ + struct sunxi_pinctrl *pctl = pinctrl_dev_get_drvdata(pctldev); + struct sunxi_pinctrl_group *g = &pctl->groups[group]; + u32 val, mask; + u16 strength; + u8 dlevel; + + switch (pinconf_to_config_param(config)) { + case PIN_CONFIG_DRIVE_STRENGTH: + strength = pinconf_to_config_argument(config); + if (strength > 40) + return -EINVAL; + /* + * We convert from mA to what the register expects: + * 0: 10mA + * 1: 20mA + * 2: 30mA + * 3: 40mA + */ + dlevel = strength / 10 - 1; + val = readl(pctl->membase + sunxi_dlevel_reg(g->pin)); + mask = DLEVEL_PINS_MASK << sunxi_dlevel_offset(g->pin); + writel((val & ~mask) | dlevel << sunxi_dlevel_offset(g->pin), + pctl->membase + sunxi_dlevel_reg(g->pin)); + break; + case PIN_CONFIG_BIAS_PULL_UP: + val = readl(pctl->membase + sunxi_pull_reg(g->pin)); + mask = PULL_PINS_MASK << sunxi_pull_offset(g->pin); + writel((val & ~mask) | 1 << sunxi_pull_offset(g->pin), + pctl->membase + sunxi_pull_reg(g->pin)); + break; + case PIN_CONFIG_BIAS_PULL_DOWN: + val = readl(pctl->membase + sunxi_pull_reg(g->pin)); + mask = PULL_PINS_MASK << sunxi_pull_offset(g->pin); + writel((val & ~mask) | 2 << sunxi_pull_offset(g->pin), + pctl->membase + sunxi_pull_reg(g->pin)); + break; + default: + break; + } + + /* cache the config value */ + g->config = config; + + return 0; +} + +static struct pinconf_ops sunxi_pconf_ops = { + .pin_config_group_get = sunxi_pconf_group_get, + .pin_config_group_set = sunxi_pconf_group_set, +}; + +static int sunxi_pmx_get_funcs_cnt(struct pinctrl_dev *pctldev) +{ + struct sunxi_pinctrl *pctl = pinctrl_dev_get_drvdata(pctldev); + + return pctl->nfunctions; +} + +static const char *sunxi_pmx_get_func_name(struct pinctrl_dev *pctldev, + unsigned function) +{ + struct sunxi_pinctrl *pctl = pinctrl_dev_get_drvdata(pctldev); + + return pctl->functions[function].name; +} + +static int sunxi_pmx_get_func_groups(struct pinctrl_dev *pctldev, + unsigned function, + const char * const **groups, + unsigned * const num_groups) +{ + struct sunxi_pinctrl *pctl = pinctrl_dev_get_drvdata(pctldev); + + *groups = pctl->functions[function].groups; + *num_groups = pctl->functions[function].ngroups; + + return 0; +} + +static void sunxi_pmx_set(struct pinctrl_dev *pctldev, + unsigned pin, + u8 config) +{ + struct sunxi_pinctrl *pctl = pinctrl_dev_get_drvdata(pctldev); + + u32 val = readl(pctl->membase + sunxi_mux_reg(pin)); + u32 mask = MUX_PINS_MASK << sunxi_mux_offset(pin); + writel((val & ~mask) | config << sunxi_mux_offset(pin), + pctl->membase + sunxi_mux_reg(pin)); +} + +static int sunxi_pmx_enable(struct pinctrl_dev *pctldev, + unsigned function, + unsigned group) +{ + struct sunxi_pinctrl *pctl = pinctrl_dev_get_drvdata(pctldev); + struct sunxi_pinctrl_group *g = pctl->groups + group; + struct sunxi_pinctrl_function *func = pctl->functions + function; + struct sunxi_desc_function *desc = + sunxi_pinctrl_desc_find_function_by_name(pctl, + g->name, + func->name); + + if (!desc) + return -EINVAL; + + sunxi_pmx_set(pctldev, g->pin, desc->muxval); + + return 0; +} + +static struct pinmux_ops sunxi_pmx_ops = { + .get_functions_count = sunxi_pmx_get_funcs_cnt, + .get_function_name = sunxi_pmx_get_func_name, + .get_function_groups = sunxi_pmx_get_func_groups, + .enable = sunxi_pmx_enable, +}; + +static struct pinctrl_desc sunxi_pctrl_desc = { + .confops = &sunxi_pconf_ops, + .pctlops = &sunxi_pctrl_ops, + .pmxops = &sunxi_pmx_ops, +}; + +static struct of_device_id sunxi_pinctrl_match[] = { + {} +}; +MODULE_DEVICE_TABLE(of, sunxi_pinctrl_match); + +static int sunxi_pinctrl_add_function(struct sunxi_pinctrl *pctl, + const char *name) +{ + struct sunxi_pinctrl_function *func = pctl->functions; + + while (func->name) { + /* function already there */ + if (strcmp(func->name, name) == 0) { + func->ngroups++; + return -EEXIST; + } + func++; + } + + func->name = name; + func->ngroups = 1; + + pctl->nfunctions++; + + return 0; +} + +static int sunxi_pinctrl_build_state(struct platform_device *pdev) +{ + struct sunxi_pinctrl *pctl = platform_get_drvdata(pdev); + int i; + + pctl->ngroups = pctl->desc->npins; + + /* Allocate groups */ + pctl->groups = devm_kzalloc(&pdev->dev, + pctl->ngroups * sizeof(*pctl->groups), + GFP_KERNEL); + if (!pctl->groups) + return -ENOMEM; + + for (i = 0; i < pctl->desc->npins; i++) { + const struct sunxi_desc_pin *pin = pctl->desc->pins + i; + struct sunxi_pinctrl_group *group = pctl->groups + i; + + group->name = pin->pin.name; + group->pin = pin->pin.number; + } + + /* + * We suppose that we won't have any more functions than pins, + * we'll reallocate that later anyway + */ + pctl->functions = devm_kzalloc(&pdev->dev, + pctl->desc->npins * sizeof(*pctl->functions), + GFP_KERNEL); + if (!pctl->functions) + return -ENOMEM; + + /* Count functions and their associated groups */ + for (i = 0; i < pctl->desc->npins; i++) { + const struct sunxi_desc_pin *pin = pctl->desc->pins + i; + struct sunxi_desc_function *func = pin->functions; + + while (func->name) { + sunxi_pinctrl_add_function(pctl, func->name); + func++; + } + } + + pctl->functions = krealloc(pctl->functions, + pctl->nfunctions * sizeof(*pctl->functions), + GFP_KERNEL); + + for (i = 0; i < pctl->desc->npins; i++) { + const struct sunxi_desc_pin *pin = pctl->desc->pins + i; + struct sunxi_desc_function *func = pin->functions; + + while (func->name) { + struct sunxi_pinctrl_function *func_item; + const char **func_grp; + + func_item = sunxi_pinctrl_find_function_by_name(pctl, + func->name); + if (!func_item) + return -EINVAL; + + if (!func_item->groups) { + func_item->groups = + devm_kzalloc(&pdev->dev, + func_item->ngroups * sizeof(*func_item->groups), + GFP_KERNEL); + if (!func_item->groups) + return -ENOMEM; + } + + func_grp = func_item->groups; + while (*func_grp) + func_grp++; + + *func_grp = pin->pin.name; + func++; + } + } + + return 0; +} + +static int sunxi_pinctrl_probe(struct platform_device *pdev) +{ + struct device_node *node = pdev->dev.of_node; + const struct of_device_id *device; + struct pinctrl_pin_desc *pins; + struct sunxi_pinctrl *pctl; + int i, ret; + + pctl = devm_kzalloc(&pdev->dev, sizeof(*pctl), GFP_KERNEL); + if (!pctl) + return -ENOMEM; + platform_set_drvdata(pdev, pctl); + + pctl->membase = of_iomap(node, 0); + if (!pctl->membase) + return -ENOMEM; + + device = of_match_device(sunxi_pinctrl_match, &pdev->dev); + if (!device) + return -ENODEV; + + pctl->desc = (struct sunxi_pinctrl_desc *)device->data; + + ret = sunxi_pinctrl_build_state(pdev); + if (ret) { + dev_err(&pdev->dev, "dt probe failed: %d\n", ret); + return ret; + } + + pins = devm_kzalloc(&pdev->dev, + pctl->desc->npins * sizeof(*pins), + GFP_KERNEL); + if (!pins) + return -ENOMEM; + + for (i = 0; i < pctl->desc->npins; i++) + pins[i] = pctl->desc->pins[i].pin; + + sunxi_pctrl_desc.name = dev_name(&pdev->dev); + sunxi_pctrl_desc.owner = THIS_MODULE; + sunxi_pctrl_desc.pins = pins; + sunxi_pctrl_desc.npins = pctl->desc->npins; + pctl->dev = &pdev->dev; + pctl->pctl_dev = pinctrl_register(&sunxi_pctrl_desc, + &pdev->dev, pctl); + if (!pctl->pctl_dev) { + dev_err(&pdev->dev, "couldn't register pinctrl driver\n"); + return -EINVAL; + } + + dev_info(&pdev->dev, "initialized sunXi pin control driver\n"); + + return 0; +} + +static struct platform_driver sunxi_pinctrl_driver = { + .probe = sunxi_pinctrl_probe, + .driver = { + .name = "sunxi-pinctrl", + .owner = THIS_MODULE, + .of_match_table = sunxi_pinctrl_match, + }, +}; +module_platform_driver(sunxi_pinctrl_driver); + +MODULE_AUTHOR("Maxime Ripard <maxime.ripard@free-electrons.com"); +MODULE_DESCRIPTION("Allwinner A1X pinctrl driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/pinctrl/pinctrl-sunxi.h b/drivers/pinctrl/pinctrl-sunxi.h new file mode 100644 index 000000000000..0dc3b9d5321b --- /dev/null +++ b/drivers/pinctrl/pinctrl-sunxi.h @@ -0,0 +1,387 @@ +/* + * Allwinner A1X SoCs pinctrl driver. + * + * Copyright (C) 2012 Maxime Ripard + * + * Maxime Ripard <maxime.ripard@free-electrons.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#ifndef __PINCTRL_SUNXI_H +#define __PINCTRL_SUNXI_H + +#include <linux/kernel.h> + +#define PA_BASE 0 +#define PB_BASE 32 +#define PC_BASE 64 +#define PD_BASE 96 +#define PE_BASE 128 +#define PF_BASE 160 +#define PG_BASE 192 + +#define SUNXI_PINCTRL_PIN_PA0 PINCTRL_PIN(PA_BASE + 0, "PA0") +#define SUNXI_PINCTRL_PIN_PA1 PINCTRL_PIN(PA_BASE + 1, "PA1") +#define SUNXI_PINCTRL_PIN_PA2 PINCTRL_PIN(PA_BASE + 2, "PA2") +#define SUNXI_PINCTRL_PIN_PA3 PINCTRL_PIN(PA_BASE + 3, "PA3") +#define SUNXI_PINCTRL_PIN_PA4 PINCTRL_PIN(PA_BASE + 4, "PA4") +#define SUNXI_PINCTRL_PIN_PA5 PINCTRL_PIN(PA_BASE + 5, "PA5") +#define SUNXI_PINCTRL_PIN_PA6 PINCTRL_PIN(PA_BASE + 6, "PA6") +#define SUNXI_PINCTRL_PIN_PA7 PINCTRL_PIN(PA_BASE + 7, "PA7") +#define SUNXI_PINCTRL_PIN_PA8 PINCTRL_PIN(PA_BASE + 8, "PA8") +#define SUNXI_PINCTRL_PIN_PA9 PINCTRL_PIN(PA_BASE + 9, "PA9") +#define SUNXI_PINCTRL_PIN_PA10 PINCTRL_PIN(PA_BASE + 10, "PA10") +#define SUNXI_PINCTRL_PIN_PA11 PINCTRL_PIN(PA_BASE + 11, "PA11") +#define SUNXI_PINCTRL_PIN_PA12 PINCTRL_PIN(PA_BASE + 12, "PA12") +#define SUNXI_PINCTRL_PIN_PA13 PINCTRL_PIN(PA_BASE + 13, "PA13") +#define SUNXI_PINCTRL_PIN_PA14 PINCTRL_PIN(PA_BASE + 14, "PA14") +#define SUNXI_PINCTRL_PIN_PA15 PINCTRL_PIN(PA_BASE + 15, "PA15") +#define SUNXI_PINCTRL_PIN_PA16 PINCTRL_PIN(PA_BASE + 16, "PA16") +#define SUNXI_PINCTRL_PIN_PA17 PINCTRL_PIN(PA_BASE + 17, "PA17") +#define SUNXI_PINCTRL_PIN_PA18 PINCTRL_PIN(PA_BASE + 18, "PA18") +#define SUNXI_PINCTRL_PIN_PA19 PINCTRL_PIN(PA_BASE + 19, "PA19") +#define SUNXI_PINCTRL_PIN_PA20 PINCTRL_PIN(PA_BASE + 20, "PA20") +#define SUNXI_PINCTRL_PIN_PA21 PINCTRL_PIN(PA_BASE + 21, "PA21") +#define SUNXI_PINCTRL_PIN_PA22 PINCTRL_PIN(PA_BASE + 22, "PA22") +#define SUNXI_PINCTRL_PIN_PA23 PINCTRL_PIN(PA_BASE + 23, "PA23") +#define SUNXI_PINCTRL_PIN_PA24 PINCTRL_PIN(PA_BASE + 24, "PA24") +#define SUNXI_PINCTRL_PIN_PA25 PINCTRL_PIN(PA_BASE + 25, "PA25") +#define SUNXI_PINCTRL_PIN_PA26 PINCTRL_PIN(PA_BASE + 26, "PA26") +#define SUNXI_PINCTRL_PIN_PA27 PINCTRL_PIN(PA_BASE + 27, "PA27") +#define SUNXI_PINCTRL_PIN_PA28 PINCTRL_PIN(PA_BASE + 28, "PA28") +#define SUNXI_PINCTRL_PIN_PA29 PINCTRL_PIN(PA_BASE + 29, "PA29") +#define SUNXI_PINCTRL_PIN_PA30 PINCTRL_PIN(PA_BASE + 30, "PA30") +#define SUNXI_PINCTRL_PIN_PA31 PINCTRL_PIN(PA_BASE + 31, "PA31") + +#define SUNXI_PINCTRL_PIN_PB0 PINCTRL_PIN(PB_BASE + 0, "PB0") +#define SUNXI_PINCTRL_PIN_PB1 PINCTRL_PIN(PB_BASE + 1, "PB1") +#define SUNXI_PINCTRL_PIN_PB2 PINCTRL_PIN(PB_BASE + 2, "PB2") +#define SUNXI_PINCTRL_PIN_PB3 PINCTRL_PIN(PB_BASE + 3, "PB3") +#define SUNXI_PINCTRL_PIN_PB4 PINCTRL_PIN(PB_BASE + 4, "PB4") +#define SUNXI_PINCTRL_PIN_PB5 PINCTRL_PIN(PB_BASE + 5, "PB5") +#define SUNXI_PINCTRL_PIN_PB6 PINCTRL_PIN(PB_BASE + 6, "PB6") +#define SUNXI_PINCTRL_PIN_PB7 PINCTRL_PIN(PB_BASE + 7, "PB7") +#define SUNXI_PINCTRL_PIN_PB8 PINCTRL_PIN(PB_BASE + 8, "PB8") +#define SUNXI_PINCTRL_PIN_PB9 PINCTRL_PIN(PB_BASE + 9, "PB9") +#define SUNXI_PINCTRL_PIN_PB10 PINCTRL_PIN(PB_BASE + 10, "PB10") +#define SUNXI_PINCTRL_PIN_PB11 PINCTRL_PIN(PB_BASE + 11, "PB11") +#define SUNXI_PINCTRL_PIN_PB12 PINCTRL_PIN(PB_BASE + 12, "PB12") +#define SUNXI_PINCTRL_PIN_PB13 PINCTRL_PIN(PB_BASE + 13, "PB13") +#define SUNXI_PINCTRL_PIN_PB14 PINCTRL_PIN(PB_BASE + 14, "PB14") +#define SUNXI_PINCTRL_PIN_PB15 PINCTRL_PIN(PB_BASE + 15, "PB15") +#define SUNXI_PINCTRL_PIN_PB16 PINCTRL_PIN(PB_BASE + 16, "PB16") +#define SUNXI_PINCTRL_PIN_PB17 PINCTRL_PIN(PB_BASE + 17, "PB17") +#define SUNXI_PINCTRL_PIN_PB18 PINCTRL_PIN(PB_BASE + 18, "PB18") +#define SUNXI_PINCTRL_PIN_PB19 PINCTRL_PIN(PB_BASE + 19, "PB19") +#define SUNXI_PINCTRL_PIN_PB20 PINCTRL_PIN(PB_BASE + 20, "PB20") +#define SUNXI_PINCTRL_PIN_PB21 PINCTRL_PIN(PB_BASE + 21, "PB21") +#define SUNXI_PINCTRL_PIN_PB22 PINCTRL_PIN(PB_BASE + 22, "PB22") +#define SUNXI_PINCTRL_PIN_PB23 PINCTRL_PIN(PB_BASE + 23, "PB23") +#define SUNXI_PINCTRL_PIN_PB24 PINCTRL_PIN(PB_BASE + 24, "PB24") +#define SUNXI_PINCTRL_PIN_PB25 PINCTRL_PIN(PB_BASE + 25, "PB25") +#define SUNXI_PINCTRL_PIN_PB26 PINCTRL_PIN(PB_BASE + 26, "PB26") +#define SUNXI_PINCTRL_PIN_PB27 PINCTRL_PIN(PB_BASE + 27, "PB27") +#define SUNXI_PINCTRL_PIN_PB28 PINCTRL_PIN(PB_BASE + 28, "PB28") +#define SUNXI_PINCTRL_PIN_PB29 PINCTRL_PIN(PB_BASE + 29, "PB29") +#define SUNXI_PINCTRL_PIN_PB30 PINCTRL_PIN(PB_BASE + 30, "PB30") +#define SUNXI_PINCTRL_PIN_PB31 PINCTRL_PIN(PB_BASE + 31, "PB31") + +#define SUNXI_PINCTRL_PIN_PC0 PINCTRL_PIN(PC_BASE + 0, "PC0") +#define SUNXI_PINCTRL_PIN_PC1 PINCTRL_PIN(PC_BASE + 1, "PC1") +#define SUNXI_PINCTRL_PIN_PC2 PINCTRL_PIN(PC_BASE + 2, "PC2") +#define SUNXI_PINCTRL_PIN_PC3 PINCTRL_PIN(PC_BASE + 3, "PC3") +#define SUNXI_PINCTRL_PIN_PC4 PINCTRL_PIN(PC_BASE + 4, "PC4") +#define SUNXI_PINCTRL_PIN_PC5 PINCTRL_PIN(PC_BASE + 5, "PC5") +#define SUNXI_PINCTRL_PIN_PC6 PINCTRL_PIN(PC_BASE + 6, "PC6") +#define SUNXI_PINCTRL_PIN_PC7 PINCTRL_PIN(PC_BASE + 7, "PC7") +#define SUNXI_PINCTRL_PIN_PC8 PINCTRL_PIN(PC_BASE + 8, "PC8") +#define SUNXI_PINCTRL_PIN_PC9 PINCTRL_PIN(PC_BASE + 9, "PC9") +#define SUNXI_PINCTRL_PIN_PC10 PINCTRL_PIN(PC_BASE + 10, "PC10") +#define SUNXI_PINCTRL_PIN_PC11 PINCTRL_PIN(PC_BASE + 11, "PC11") +#define SUNXI_PINCTRL_PIN_PC12 PINCTRL_PIN(PC_BASE + 12, "PC12") +#define SUNXI_PINCTRL_PIN_PC13 PINCTRL_PIN(PC_BASE + 13, "PC13") +#define SUNXI_PINCTRL_PIN_PC14 PINCTRL_PIN(PC_BASE + 14, "PC14") +#define SUNXI_PINCTRL_PIN_PC15 PINCTRL_PIN(PC_BASE + 15, "PC15") +#define SUNXI_PINCTRL_PIN_PC16 PINCTRL_PIN(PC_BASE + 16, "PC16") +#define SUNXI_PINCTRL_PIN_PC17 PINCTRL_PIN(PC_BASE + 17, "PC17") +#define SUNXI_PINCTRL_PIN_PC18 PINCTRL_PIN(PC_BASE + 18, "PC18") +#define SUNXI_PINCTRL_PIN_PC19 PINCTRL_PIN(PC_BASE + 19, "PC19") +#define SUNXI_PINCTRL_PIN_PC20 PINCTRL_PIN(PC_BASE + 20, "PC20") +#define SUNXI_PINCTRL_PIN_PC21 PINCTRL_PIN(PC_BASE + 21, "PC21") +#define SUNXI_PINCTRL_PIN_PC22 PINCTRL_PIN(PC_BASE + 22, "PC22") +#define SUNXI_PINCTRL_PIN_PC23 PINCTRL_PIN(PC_BASE + 23, "PC23") +#define SUNXI_PINCTRL_PIN_PC24 PINCTRL_PIN(PC_BASE + 24, "PC24") +#define SUNXI_PINCTRL_PIN_PC25 PINCTRL_PIN(PC_BASE + 25, "PC25") +#define SUNXI_PINCTRL_PIN_PC26 PINCTRL_PIN(PC_BASE + 26, "PC26") +#define SUNXI_PINCTRL_PIN_PC27 PINCTRL_PIN(PC_BASE + 27, "PC27") +#define SUNXI_PINCTRL_PIN_PC28 PINCTRL_PIN(PC_BASE + 28, "PC28") +#define SUNXI_PINCTRL_PIN_PC29 PINCTRL_PIN(PC_BASE + 29, "PC29") +#define SUNXI_PINCTRL_PIN_PC30 PINCTRL_PIN(PC_BASE + 30, "PC30") +#define SUNXI_PINCTRL_PIN_PC31 PINCTRL_PIN(PC_BASE + 31, "PC31") + +#define SUNXI_PINCTRL_PIN_PD0 PINCTRL_PIN(PD_BASE + 0, "PD0") +#define SUNXI_PINCTRL_PIN_PD1 PINCTRL_PIN(PD_BASE + 1, "PD1") +#define SUNXI_PINCTRL_PIN_PD2 PINCTRL_PIN(PD_BASE + 2, "PD2") +#define SUNXI_PINCTRL_PIN_PD3 PINCTRL_PIN(PD_BASE + 3, "PD3") +#define SUNXI_PINCTRL_PIN_PD4 PINCTRL_PIN(PD_BASE + 4, "PD4") +#define SUNXI_PINCTRL_PIN_PD5 PINCTRL_PIN(PD_BASE + 5, "PD5") +#define SUNXI_PINCTRL_PIN_PD6 PINCTRL_PIN(PD_BASE + 6, "PD6") +#define SUNXI_PINCTRL_PIN_PD7 PINCTRL_PIN(PD_BASE + 7, "PD7") +#define SUNXI_PINCTRL_PIN_PD8 PINCTRL_PIN(PD_BASE + 8, "PD8") +#define SUNXI_PINCTRL_PIN_PD9 PINCTRL_PIN(PD_BASE + 9, "PD9") +#define SUNXI_PINCTRL_PIN_PD10 PINCTRL_PIN(PD_BASE + 10, "PD10") +#define SUNXI_PINCTRL_PIN_PD11 PINCTRL_PIN(PD_BASE + 11, "PD11") +#define SUNXI_PINCTRL_PIN_PD12 PINCTRL_PIN(PD_BASE + 12, "PD12") +#define SUNXI_PINCTRL_PIN_PD13 PINCTRL_PIN(PD_BASE + 13, "PD13") +#define SUNXI_PINCTRL_PIN_PD14 PINCTRL_PIN(PD_BASE + 14, "PD14") +#define SUNXI_PINCTRL_PIN_PD15 PINCTRL_PIN(PD_BASE + 15, "PD15") +#define SUNXI_PINCTRL_PIN_PD16 PINCTRL_PIN(PD_BASE + 16, "PD16") +#define SUNXI_PINCTRL_PIN_PD17 PINCTRL_PIN(PD_BASE + 17, "PD17") +#define SUNXI_PINCTRL_PIN_PD18 PINCTRL_PIN(PD_BASE + 18, "PD18") +#define SUNXI_PINCTRL_PIN_PD19 PINCTRL_PIN(PD_BASE + 19, "PD19") +#define SUNXI_PINCTRL_PIN_PD20 PINCTRL_PIN(PD_BASE + 20, "PD20") +#define SUNXI_PINCTRL_PIN_PD21 PINCTRL_PIN(PD_BASE + 21, "PD21") +#define SUNXI_PINCTRL_PIN_PD22 PINCTRL_PIN(PD_BASE + 22, "PD22") +#define SUNXI_PINCTRL_PIN_PD23 PINCTRL_PIN(PD_BASE + 23, "PD23") +#define SUNXI_PINCTRL_PIN_PD24 PINCTRL_PIN(PD_BASE + 24, "PD24") +#define SUNXI_PINCTRL_PIN_PD25 PINCTRL_PIN(PD_BASE + 25, "PD25") +#define SUNXI_PINCTRL_PIN_PD26 PINCTRL_PIN(PD_BASE + 26, "PD26") +#define SUNXI_PINCTRL_PIN_PD27 PINCTRL_PIN(PD_BASE + 27, "PD27") +#define SUNXI_PINCTRL_PIN_PD28 PINCTRL_PIN(PD_BASE + 28, "PD28") +#define SUNXI_PINCTRL_PIN_PD29 PINCTRL_PIN(PD_BASE + 29, "PD29") +#define SUNXI_PINCTRL_PIN_PD30 PINCTRL_PIN(PD_BASE + 30, "PD30") +#define SUNXI_PINCTRL_PIN_PD31 PINCTRL_PIN(PD_BASE + 31, "PD31") + +#define SUNXI_PINCTRL_PIN_PE0 PINCTRL_PIN(PE_BASE + 0, "PE0") +#define SUNXI_PINCTRL_PIN_PE1 PINCTRL_PIN(PE_BASE + 1, "PE1") +#define SUNXI_PINCTRL_PIN_PE2 PINCTRL_PIN(PE_BASE + 2, "PE2") +#define SUNXI_PINCTRL_PIN_PE3 PINCTRL_PIN(PE_BASE + 3, "PE3") +#define SUNXI_PINCTRL_PIN_PE4 PINCTRL_PIN(PE_BASE + 4, "PE4") +#define SUNXI_PINCTRL_PIN_PE5 PINCTRL_PIN(PE_BASE + 5, "PE5") +#define SUNXI_PINCTRL_PIN_PE6 PINCTRL_PIN(PE_BASE + 6, "PE6") +#define SUNXI_PINCTRL_PIN_PE7 PINCTRL_PIN(PE_BASE + 7, "PE7") +#define SUNXI_PINCTRL_PIN_PE8 PINCTRL_PIN(PE_BASE + 8, "PE8") +#define SUNXI_PINCTRL_PIN_PE9 PINCTRL_PIN(PE_BASE + 9, "PE9") +#define SUNXI_PINCTRL_PIN_PE10 PINCTRL_PIN(PE_BASE + 10, "PE10") +#define SUNXI_PINCTRL_PIN_PE11 PINCTRL_PIN(PE_BASE + 11, "PE11") +#define SUNXI_PINCTRL_PIN_PE12 PINCTRL_PIN(PE_BASE + 12, "PE12") +#define SUNXI_PINCTRL_PIN_PE13 PINCTRL_PIN(PE_BASE + 13, "PE13") +#define SUNXI_PINCTRL_PIN_PE14 PINCTRL_PIN(PE_BASE + 14, "PE14") +#define SUNXI_PINCTRL_PIN_PE15 PINCTRL_PIN(PE_BASE + 15, "PE15") +#define SUNXI_PINCTRL_PIN_PE16 PINCTRL_PIN(PE_BASE + 16, "PE16") +#define SUNXI_PINCTRL_PIN_PE17 PINCTRL_PIN(PE_BASE + 17, "PE17") +#define SUNXI_PINCTRL_PIN_PE18 PINCTRL_PIN(PE_BASE + 18, "PE18") +#define SUNXI_PINCTRL_PIN_PE19 PINCTRL_PIN(PE_BASE + 19, "PE19") +#define SUNXI_PINCTRL_PIN_PE20 PINCTRL_PIN(PE_BASE + 20, "PE20") +#define SUNXI_PINCTRL_PIN_PE21 PINCTRL_PIN(PE_BASE + 21, "PE21") +#define SUNXI_PINCTRL_PIN_PE22 PINCTRL_PIN(PE_BASE + 22, "PE22") +#define SUNXI_PINCTRL_PIN_PE23 PINCTRL_PIN(PE_BASE + 23, "PE23") +#define SUNXI_PINCTRL_PIN_PE24 PINCTRL_PIN(PE_BASE + 24, "PE24") +#define SUNXI_PINCTRL_PIN_PE25 PINCTRL_PIN(PE_BASE + 25, "PE25") +#define SUNXI_PINCTRL_PIN_PE26 PINCTRL_PIN(PE_BASE + 26, "PE26") +#define SUNXI_PINCTRL_PIN_PE27 PINCTRL_PIN(PE_BASE + 27, "PE27") +#define SUNXI_PINCTRL_PIN_PE28 PINCTRL_PIN(PE_BASE + 28, "PE28") +#define SUNXI_PINCTRL_PIN_PE29 PINCTRL_PIN(PE_BASE + 29, "PE29") +#define SUNXI_PINCTRL_PIN_PE30 PINCTRL_PIN(PE_BASE + 30, "PE30") +#define SUNXI_PINCTRL_PIN_PE31 PINCTRL_PIN(PE_BASE + 31, "PE31") + +#define SUNXI_PINCTRL_PIN_PF0 PINCTRL_PIN(PF_BASE + 0, "PF0") +#define SUNXI_PINCTRL_PIN_PF1 PINCTRL_PIN(PF_BASE + 1, "PF1") +#define SUNXI_PINCTRL_PIN_PF2 PINCTRL_PIN(PF_BASE + 2, "PF2") +#define SUNXI_PINCTRL_PIN_PF3 PINCTRL_PIN(PF_BASE + 3, "PF3") +#define SUNXI_PINCTRL_PIN_PF4 PINCTRL_PIN(PF_BASE + 4, "PF4") +#define SUNXI_PINCTRL_PIN_PF5 PINCTRL_PIN(PF_BASE + 5, "PF5") +#define SUNXI_PINCTRL_PIN_PF6 PINCTRL_PIN(PF_BASE + 6, "PF6") +#define SUNXI_PINCTRL_PIN_PF7 PINCTRL_PIN(PF_BASE + 7, "PF7") +#define SUNXI_PINCTRL_PIN_PF8 PINCTRL_PIN(PF_BASE + 8, "PF8") +#define SUNXI_PINCTRL_PIN_PF9 PINCTRL_PIN(PF_BASE + 9, "PF9") +#define SUNXI_PINCTRL_PIN_PF10 PINCTRL_PIN(PF_BASE + 10, "PF10") +#define SUNXI_PINCTRL_PIN_PF11 PINCTRL_PIN(PF_BASE + 11, "PF11") +#define SUNXI_PINCTRL_PIN_PF12 PINCTRL_PIN(PF_BASE + 12, "PF12") +#define SUNXI_PINCTRL_PIN_PF13 PINCTRL_PIN(PF_BASE + 13, "PF13") +#define SUNXI_PINCTRL_PIN_PF14 PINCTRL_PIN(PF_BASE + 14, "PF14") +#define SUNXI_PINCTRL_PIN_PF15 PINCTRL_PIN(PF_BASE + 15, "PF15") +#define SUNXI_PINCTRL_PIN_PF16 PINCTRL_PIN(PF_BASE + 16, "PF16") +#define SUNXI_PINCTRL_PIN_PF17 PINCTRL_PIN(PF_BASE + 17, "PF17") +#define SUNXI_PINCTRL_PIN_PF18 PINCTRL_PIN(PF_BASE + 18, "PF18") +#define SUNXI_PINCTRL_PIN_PF19 PINCTRL_PIN(PF_BASE + 19, "PF19") +#define SUNXI_PINCTRL_PIN_PF20 PINCTRL_PIN(PF_BASE + 20, "PF20") +#define SUNXI_PINCTRL_PIN_PF21 PINCTRL_PIN(PF_BASE + 21, "PF21") +#define SUNXI_PINCTRL_PIN_PF22 PINCTRL_PIN(PF_BASE + 22, "PF22") +#define SUNXI_PINCTRL_PIN_PF23 PINCTRL_PIN(PF_BASE + 23, "PF23") +#define SUNXI_PINCTRL_PIN_PF24 PINCTRL_PIN(PF_BASE + 24, "PF24") +#define SUNXI_PINCTRL_PIN_PF25 PINCTRL_PIN(PF_BASE + 25, "PF25") +#define SUNXI_PINCTRL_PIN_PF26 PINCTRL_PIN(PF_BASE + 26, "PF26") +#define SUNXI_PINCTRL_PIN_PF27 PINCTRL_PIN(PF_BASE + 27, "PF27") +#define SUNXI_PINCTRL_PIN_PF28 PINCTRL_PIN(PF_BASE + 28, "PF28") +#define SUNXI_PINCTRL_PIN_PF29 PINCTRL_PIN(PF_BASE + 29, "PF29") +#define SUNXI_PINCTRL_PIN_PF30 PINCTRL_PIN(PF_BASE + 30, "PF30") +#define SUNXI_PINCTRL_PIN_PF31 PINCTRL_PIN(PF_BASE + 31, "PF31") + +#define SUNXI_PINCTRL_PIN_PG0 PINCTRL_PIN(PG_BASE + 0, "PG0") +#define SUNXI_PINCTRL_PIN_PG1 PINCTRL_PIN(PG_BASE + 1, "PG1") +#define SUNXI_PINCTRL_PIN_PG2 PINCTRL_PIN(PG_BASE + 2, "PG2") +#define SUNXI_PINCTRL_PIN_PG3 PINCTRL_PIN(PG_BASE + 3, "PG3") +#define SUNXI_PINCTRL_PIN_PG4 PINCTRL_PIN(PG_BASE + 4, "PG4") +#define SUNXI_PINCTRL_PIN_PG5 PINCTRL_PIN(PG_BASE + 5, "PG5") +#define SUNXI_PINCTRL_PIN_PG6 PINCTRL_PIN(PG_BASE + 6, "PG6") +#define SUNXI_PINCTRL_PIN_PG7 PINCTRL_PIN(PG_BASE + 7, "PG7") +#define SUNXI_PINCTRL_PIN_PG8 PINCTRL_PIN(PG_BASE + 8, "PG8") +#define SUNXI_PINCTRL_PIN_PG9 PINCTRL_PIN(PG_BASE + 9, "PG9") +#define SUNXI_PINCTRL_PIN_PG10 PINCTRL_PIN(PG_BASE + 10, "PG10") +#define SUNXI_PINCTRL_PIN_PG11 PINCTRL_PIN(PG_BASE + 11, "PG11") +#define SUNXI_PINCTRL_PIN_PG12 PINCTRL_PIN(PG_BASE + 12, "PG12") +#define SUNXI_PINCTRL_PIN_PG13 PINCTRL_PIN(PG_BASE + 13, "PG13") +#define SUNXI_PINCTRL_PIN_PG14 PINCTRL_PIN(PG_BASE + 14, "PG14") +#define SUNXI_PINCTRL_PIN_PG15 PINCTRL_PIN(PG_BASE + 15, "PG15") +#define SUNXI_PINCTRL_PIN_PG16 PINCTRL_PIN(PG_BASE + 16, "PG16") +#define SUNXI_PINCTRL_PIN_PG17 PINCTRL_PIN(PG_BASE + 17, "PG17") +#define SUNXI_PINCTRL_PIN_PG18 PINCTRL_PIN(PG_BASE + 18, "PG18") +#define SUNXI_PINCTRL_PIN_PG19 PINCTRL_PIN(PG_BASE + 19, "PG19") +#define SUNXI_PINCTRL_PIN_PG20 PINCTRL_PIN(PG_BASE + 20, "PG20") +#define SUNXI_PINCTRL_PIN_PG21 PINCTRL_PIN(PG_BASE + 21, "PG21") +#define SUNXI_PINCTRL_PIN_PG22 PINCTRL_PIN(PG_BASE + 22, "PG22") +#define SUNXI_PINCTRL_PIN_PG23 PINCTRL_PIN(PG_BASE + 23, "PG23") +#define SUNXI_PINCTRL_PIN_PG24 PINCTRL_PIN(PG_BASE + 24, "PG24") +#define SUNXI_PINCTRL_PIN_PG25 PINCTRL_PIN(PG_BASE + 25, "PG25") +#define SUNXI_PINCTRL_PIN_PG26 PINCTRL_PIN(PG_BASE + 26, "PG26") +#define SUNXI_PINCTRL_PIN_PG27 PINCTRL_PIN(PG_BASE + 27, "PG27") +#define SUNXI_PINCTRL_PIN_PG28 PINCTRL_PIN(PG_BASE + 28, "PG28") +#define SUNXI_PINCTRL_PIN_PG29 PINCTRL_PIN(PG_BASE + 29, "PG29") +#define SUNXI_PINCTRL_PIN_PG30 PINCTRL_PIN(PG_BASE + 30, "PG30") +#define SUNXI_PINCTRL_PIN_PG31 PINCTRL_PIN(PG_BASE + 31, "PG31") + +#define BANK_MEM_SIZE 0x24 +#define MUX_REGS_OFFSET 0x0 +#define DLEVEL_REGS_OFFSET 0x14 +#define PULL_REGS_OFFSET 0x1c + +#define PINS_PER_BANK 32 +#define MUX_PINS_PER_REG 8 +#define MUX_PINS_BITS 4 +#define MUX_PINS_MASK 0x0f +#define DLEVEL_PINS_PER_REG 16 +#define DLEVEL_PINS_BITS 2 +#define DLEVEL_PINS_MASK 0x03 +#define PULL_PINS_PER_REG 16 +#define PULL_PINS_BITS 2 +#define PULL_PINS_MASK 0x03 + +struct sunxi_desc_function { + const char *name; + u8 muxval; +}; + +struct sunxi_desc_pin { + struct pinctrl_pin_desc pin; + struct sunxi_desc_function *functions; +}; + +struct sunxi_pinctrl_desc { + const struct sunxi_desc_pin *pins; + int npins; +}; + +struct sunxi_pinctrl_function { + const char *name; + const char **groups; + unsigned ngroups; +}; + +struct sunxi_pinctrl_group { + const char *name; + unsigned long config; + unsigned pin; +}; + +struct sunxi_pinctrl { + void __iomem *membase; + struct sunxi_pinctrl_desc *desc; + struct device *dev; + struct sunxi_pinctrl_function *functions; + unsigned nfunctions; + struct sunxi_pinctrl_group *groups; + unsigned ngroups; + struct pinctrl_dev *pctl_dev; +}; + +#define SUNXI_PIN(_pin, ...) \ + { \ + .pin = _pin, \ + .functions = (struct sunxi_desc_function[]){ \ + __VA_ARGS__, { } }, \ + } + +#define SUNXI_FUNCTION(_val, _name) \ + { \ + .name = _name, \ + .muxval = _val, \ + } + + +/* + * The sunXi PIO registers are organized as is: + * 0x00 - 0x0c Muxing values. + * 8 pins per register, each pin having a 4bits value + * 0x10 Pin values + * 32 bits per register, each pin corresponding to one bit + * 0x14 - 0x18 Drive level + * 16 pins per register, each pin having a 2bits value + * 0x1c - 0x20 Pull-Up values + * 16 pins per register, each pin having a 2bits value + * + * This is for the first bank. Each bank will have the same layout, + * with an offset being a multiple of 0x24. + * + * The following functions calculate from the pin number the register + * and the bit offset that we should access. + */ +static inline u32 sunxi_mux_reg(u16 pin) +{ + u8 bank = pin / PINS_PER_BANK; + u32 offset = bank * BANK_MEM_SIZE; + offset += MUX_REGS_OFFSET; + offset += pin % PINS_PER_BANK / MUX_PINS_PER_REG * 0x04; + return round_down(offset, 4); +} + +static inline u32 sunxi_mux_offset(u16 pin) +{ + u32 pin_num = pin % MUX_PINS_PER_REG; + return pin_num * MUX_PINS_BITS; +} + +static inline u32 sunxi_dlevel_reg(u16 pin) +{ + u8 bank = pin / PINS_PER_BANK; + u32 offset = bank * BANK_MEM_SIZE; + offset += DLEVEL_REGS_OFFSET; + offset += pin % PINS_PER_BANK / DLEVEL_PINS_PER_REG * 0x04; + return round_down(offset, 4); +} + +static inline u32 sunxi_dlevel_offset(u16 pin) +{ + u32 pin_num = pin % DLEVEL_PINS_PER_REG; + return pin_num * DLEVEL_PINS_BITS; +} + +static inline u32 sunxi_pull_reg(u16 pin) +{ + u8 bank = pin / PINS_PER_BANK; + u32 offset = bank * BANK_MEM_SIZE; + offset += PULL_REGS_OFFSET; + offset += pin % PINS_PER_BANK / PULL_PINS_PER_REG * 0x04; + return round_down(offset, 4); +} + +static inline u32 sunxi_pull_offset(u16 pin) +{ + u32 pin_num = pin % PULL_PINS_PER_REG; + return pin_num * PULL_PINS_BITS; +} + +#endif /* __PINCTRL_SUNXI_H */ |