#include <malloc.h>
#include <asm/io.h>
#include <asm/gpio.h>
-#include <dm/device-internal.h>
#include <dt-bindings/gpio/gpio.h>
-struct sunxi_gpio_plat {
- struct sunxi_gpio *regs;
- const char *bank_name; /* Name of bank, e.g. "B" */
- int gpio_count;
-};
-
#if !CONFIG_IS_ENABLED(DM_GPIO)
static int sunxi_gpio_output(u32 pin, u32 val)
{
.set_flags = sunxi_gpio_set_flags,
};
-/**
- * Returns the name of a GPIO bank
- *
- * GPIO banks are named A, B, C, ...
- *
- * @bank: Bank number (0, 1..n-1)
- * Return: allocated string containing the name
- */
-static char *gpio_bank_name(int bank)
-{
- char *name;
-
- name = malloc(3);
- if (name) {
- name[0] = 'P';
- name[1] = 'A' + bank;
- name[2] = '\0';
- }
-
- return name;
-}
-
static int gpio_sunxi_probe(struct udevice *dev)
{
struct sunxi_gpio_plat *plat = dev_get_plat(dev);
/* Tell the uclass how many GPIOs we have */
if (plat) {
- uc_priv->gpio_count = plat->gpio_count;
+ uc_priv->gpio_count = SUNXI_GPIOS_PER_BANK;
uc_priv->bank_name = plat->bank_name;
}
return 0;
}
-struct sunxi_gpio_soc_data {
- int start;
- int no_banks;
-};
-
-/**
- * We have a top-level GPIO device with no actual GPIOs. It has a child
- * device for each Sunxi bank.
- */
-static int gpio_sunxi_bind(struct udevice *parent)
-{
- struct sunxi_gpio_soc_data *soc_data =
- (struct sunxi_gpio_soc_data *)dev_get_driver_data(parent);
- struct sunxi_gpio_plat *plat = dev_get_plat(parent);
- struct sunxi_gpio_reg *ctlr;
- int bank, ret;
-
- /* If this is a child device, there is nothing to do here */
- if (plat)
- return 0;
-
- ctlr = dev_read_addr_ptr(parent);
- for (bank = 0; bank < soc_data->no_banks; bank++) {
- struct sunxi_gpio_plat *plat;
- struct udevice *dev;
-
- plat = calloc(1, sizeof(*plat));
- if (!plat)
- return -ENOMEM;
- plat->regs = &ctlr->gpio_bank[bank];
- plat->bank_name = gpio_bank_name(soc_data->start + bank);
- plat->gpio_count = SUNXI_GPIOS_PER_BANK;
-
- ret = device_bind(parent, parent->driver, plat->bank_name, plat,
- dev_ofnode(parent), &dev);
- if (ret)
- return ret;
- }
-
- return 0;
-}
-
-static const struct sunxi_gpio_soc_data soc_data_a_all = {
- .start = 0,
- .no_banks = SUNXI_GPIO_BANKS,
-};
-
-static const struct sunxi_gpio_soc_data soc_data_l_1 = {
- .start = 'L' - 'A',
- .no_banks = 1,
-};
-
-static const struct sunxi_gpio_soc_data soc_data_l_2 = {
- .start = 'L' - 'A',
- .no_banks = 2,
-};
-
-static const struct sunxi_gpio_soc_data soc_data_l_3 = {
- .start = 'L' - 'A',
- .no_banks = 3,
-};
-
-#define ID(_compat_, _soc_data_) \
- { .compatible = _compat_, .data = (ulong)&soc_data_##_soc_data_ }
-
-static const struct udevice_id sunxi_gpio_ids[] = {
- ID("allwinner,sun4i-a10-pinctrl", a_all),
- ID("allwinner,sun5i-a10s-pinctrl", a_all),
- ID("allwinner,sun5i-a13-pinctrl", a_all),
- ID("allwinner,sun50i-h5-pinctrl", a_all),
- ID("allwinner,sun6i-a31-pinctrl", a_all),
- ID("allwinner,sun6i-a31s-pinctrl", a_all),
- ID("allwinner,sun7i-a20-pinctrl", a_all),
- ID("allwinner,sun8i-a23-pinctrl", a_all),
- ID("allwinner,sun8i-a33-pinctrl", a_all),
- ID("allwinner,sun8i-a83t-pinctrl", a_all),
- ID("allwinner,sun8i-h3-pinctrl", a_all),
- ID("allwinner,sun8i-r40-pinctrl", a_all),
- ID("allwinner,sun8i-v3-pinctrl", a_all),
- ID("allwinner,sun8i-v3s-pinctrl", a_all),
- ID("allwinner,sun9i-a80-pinctrl", a_all),
- ID("allwinner,sun50i-a64-pinctrl", a_all),
- ID("allwinner,sun50i-h6-pinctrl", a_all),
- ID("allwinner,sun50i-h616-pinctrl", a_all),
- ID("allwinner,sun6i-a31-r-pinctrl", l_2),
- ID("allwinner,sun8i-a23-r-pinctrl", l_1),
- ID("allwinner,sun8i-a83t-r-pinctrl", l_1),
- ID("allwinner,sun8i-h3-r-pinctrl", l_1),
- ID("allwinner,sun9i-a80-r-pinctrl", l_3),
- ID("allwinner,sun50i-a64-r-pinctrl", l_1),
- ID("allwinner,sun50i-h6-r-pinctrl", l_2),
- ID("allwinner,sun50i-h616-r-pinctrl", l_1),
- { }
-};
-
U_BOOT_DRIVER(gpio_sunxi) = {
.name = "gpio_sunxi",
.id = UCLASS_GPIO,
- .ops = &gpio_sunxi_ops,
- .of_match = sunxi_gpio_ids,
- .bind = gpio_sunxi_bind,
.probe = gpio_sunxi_probe,
+ .ops = &gpio_sunxi_ops,
};
#endif /* DM_GPIO */
--- /dev/null
+# SPDX-License-Identifier: GPL-2.0
+
+if ARCH_SUNXI
+
+config PINCTRL_SUNXI
+ select PINCTRL_FULL
+ select PINCTRL_GENERIC
+ bool
+
+config PINCTRL_SUNIV_F1C100S
+ bool "Support for the Allwinner F1C100s PIO"
+ default MACH_SUNIV
+ select PINCTRL_SUNXI
+
+config PINCTRL_SUN4I_A10
+ bool "Support for the Allwinner A10 PIO"
+ default MACH_SUN4I
+ select PINCTRL_SUNXI
+
+config PINCTRL_SUN5I_A13
+ bool "Support for the Allwinner A10s/A13 PIO"
+ default MACH_SUN5I
+ select PINCTRL_SUNXI
+
+config PINCTRL_SUN6I_A31
+ bool "Support for the Allwinner A31 PIO"
+ default MACH_SUN6I
+ select PINCTRL_SUNXI
+
+config PINCTRL_SUN6I_A31_R
+ bool "Support for the Allwinner A31 R-PIO"
+ default MACH_SUN6I
+ select PINCTRL_SUNXI
+
+config PINCTRL_SUN7I_A20
+ bool "Support for the Allwinner A20/R40 PIO"
+ default MACH_SUN7I || MACH_SUN8I_R40
+ select PINCTRL_SUNXI
+
+config PINCTRL_SUN8I_A23
+ bool "Support for the Allwinner A23 PIO"
+ default MACH_SUN8I_A23
+ select PINCTRL_SUNXI
+
+config PINCTRL_SUN8I_A23_R
+ bool "Support for the Allwinner A23/A33 R-PIO"
+ default MACH_SUN8I_A23 || MACH_SUN8I_A33
+ select PINCTRL_SUNXI
+
+config PINCTRL_SUN8I_A33
+ bool "Support for the Allwinner A33 PIO"
+ default MACH_SUN8I_A33
+ select PINCTRL_SUNXI
+
+config PINCTRL_SUN8I_A83T
+ bool "Support for the Allwinner A83T PIO"
+ default MACH_SUN8I_A83T
+ select PINCTRL_SUNXI
+
+config PINCTRL_SUN8I_A83T_R
+ bool "Support for the Allwinner A83T R-PIO"
+ default MACH_SUN8I_A83T
+ select PINCTRL_SUNXI
+
+config PINCTRL_SUN8I_H3
+ bool "Support for the Allwinner H3 PIO"
+ default MACH_SUN8I_H3
+ select PINCTRL_SUNXI
+
+config PINCTRL_SUN8I_H3_R
+ bool "Support for the Allwinner H3/H5 R-PIO"
+ default MACH_SUN8I_H3 || MACH_SUN50I_H5
+ select PINCTRL_SUNXI
+
+config PINCTRL_SUN8I_V3S
+ bool "Support for the Allwinner V3s PIO"
+ default MACH_SUN8I_V3S
+ select PINCTRL_SUNXI
+
+config PINCTRL_SUN9I_A80
+ bool "Support for the Allwinner A80 PIO"
+ default MACH_SUN9I
+ select PINCTRL_SUNXI
+
+config PINCTRL_SUN9I_A80_R
+ bool "Support for the Allwinner A80 R-PIO"
+ default MACH_SUN9I
+ select PINCTRL_SUNXI
+
+config PINCTRL_SUN50I_A64
+ bool "Support for the Allwinner A64 PIO"
+ default MACH_SUN50I
+ select PINCTRL_SUNXI
+
+config PINCTRL_SUN50I_A64_R
+ bool "Support for the Allwinner A64 R-PIO"
+ default MACH_SUN50I
+ select PINCTRL_SUNXI
+
+config PINCTRL_SUN50I_H5
+ bool "Support for the Allwinner H5 PIO"
+ default MACH_SUN50I_H5
+ select PINCTRL_SUNXI
+
+config PINCTRL_SUN50I_H6
+ bool "Support for the Allwinner H6 PIO"
+ default MACH_SUN50I_H6
+ select PINCTRL_SUNXI
+
+config PINCTRL_SUN50I_H6_R
+ bool "Support for the Allwinner H6 R-PIO"
+ default MACH_SUN50I_H6
+ select PINCTRL_SUNXI
+
+config PINCTRL_SUN50I_H616
+ bool "Support for the Allwinner H616 PIO"
+ default MACH_SUN50I_H616
+ select PINCTRL_SUNXI
+
+config PINCTRL_SUN50I_H616_R
+ bool "Support for the Allwinner H616 R-PIO"
+ default MACH_SUN50I_H616
+ select PINCTRL_SUNXI
+
+endif
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0
+
+#include <clk.h>
+#include <dm.h>
+#include <dm/device-internal.h>
+#include <dm/lists.h>
+#include <dm/pinctrl.h>
+#include <errno.h>
+#include <malloc.h>
+
+#include <asm/gpio.h>
+
+extern U_BOOT_DRIVER(gpio_sunxi);
+
+struct sunxi_pinctrl_desc {
+ u8 first_bank;
+ u8 num_banks;
+};
+
+struct sunxi_pinctrl_plat {
+ struct sunxi_gpio __iomem *base;
+};
+
+static const struct pinctrl_ops sunxi_pinctrl_ops = {
+ .set_state = pinctrl_generic_set_state,
+};
+
+static int sunxi_pinctrl_bind(struct udevice *dev)
+{
+ struct sunxi_pinctrl_plat *plat = dev_get_plat(dev);
+ struct sunxi_pinctrl_desc *desc;
+ struct sunxi_gpio_plat *gpio_plat;
+ struct udevice *gpio_dev;
+ int i, ret;
+
+ desc = (void *)dev_get_driver_data(dev);
+ if (!desc)
+ return -EINVAL;
+ dev_set_priv(dev, desc);
+
+ plat->base = dev_read_addr_ptr(dev);
+
+ ret = device_bind_driver_to_node(dev, "gpio_sunxi", dev->name,
+ dev_ofnode(dev), &gpio_dev);
+ if (ret)
+ return ret;
+
+ for (i = 0; i < desc->num_banks; ++i) {
+ gpio_plat = malloc(sizeof(*gpio_plat));
+ if (!gpio_plat)
+ return -ENOMEM;
+
+ gpio_plat->regs = plat->base + i;
+ gpio_plat->bank_name[0] = 'P';
+ gpio_plat->bank_name[1] = 'A' + desc->first_bank + i;
+ gpio_plat->bank_name[2] = '\0';
+
+ ret = device_bind(gpio_dev, DM_DRIVER_REF(gpio_sunxi),
+ gpio_plat->bank_name, gpio_plat,
+ ofnode_null(), NULL);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int sunxi_pinctrl_probe(struct udevice *dev)
+{
+ struct clk *apb_clk;
+
+ apb_clk = devm_clk_get(dev, "apb");
+ if (!IS_ERR(apb_clk))
+ clk_enable(apb_clk);
+
+ return 0;
+}
+
+static const struct sunxi_pinctrl_desc __maybe_unused suniv_f1c100s_pinctrl_desc = {
+ .first_bank = SUNXI_GPIO_A,
+ .num_banks = 6,
+};
+
+static const struct sunxi_pinctrl_desc __maybe_unused sun4i_a10_pinctrl_desc = {
+ .first_bank = SUNXI_GPIO_A,
+ .num_banks = 9,
+};
+
+static const struct sunxi_pinctrl_desc __maybe_unused sun5i_a13_pinctrl_desc = {
+ .first_bank = SUNXI_GPIO_A,
+ .num_banks = 7,
+};
+
+static const struct sunxi_pinctrl_desc __maybe_unused sun6i_a31_pinctrl_desc = {
+ .first_bank = SUNXI_GPIO_A,
+ .num_banks = 8,
+};
+
+static const struct sunxi_pinctrl_desc __maybe_unused sun6i_a31_r_pinctrl_desc = {
+ .first_bank = SUNXI_GPIO_L,
+ .num_banks = 2,
+};
+
+static const struct sunxi_pinctrl_desc __maybe_unused sun7i_a20_pinctrl_desc = {
+ .first_bank = SUNXI_GPIO_A,
+ .num_banks = 9,
+};
+
+static const struct sunxi_pinctrl_desc __maybe_unused sun8i_a23_pinctrl_desc = {
+ .first_bank = SUNXI_GPIO_A,
+ .num_banks = 8,
+};
+
+static const struct sunxi_pinctrl_desc __maybe_unused sun8i_a23_r_pinctrl_desc = {
+ .first_bank = SUNXI_GPIO_L,
+ .num_banks = 1,
+};
+
+static const struct sunxi_pinctrl_desc __maybe_unused sun8i_a33_pinctrl_desc = {
+ .first_bank = SUNXI_GPIO_A,
+ .num_banks = 8,
+};
+
+static const struct sunxi_pinctrl_desc __maybe_unused sun8i_a83t_pinctrl_desc = {
+ .first_bank = SUNXI_GPIO_A,
+ .num_banks = 8,
+};
+
+static const struct sunxi_pinctrl_desc __maybe_unused sun8i_a83t_r_pinctrl_desc = {
+ .first_bank = SUNXI_GPIO_L,
+ .num_banks = 1,
+};
+
+static const struct sunxi_pinctrl_desc __maybe_unused sun8i_h3_pinctrl_desc = {
+ .first_bank = SUNXI_GPIO_A,
+ .num_banks = 7,
+};
+
+static const struct sunxi_pinctrl_desc __maybe_unused sun8i_h3_r_pinctrl_desc = {
+ .first_bank = SUNXI_GPIO_L,
+ .num_banks = 1,
+};
+
+static const struct sunxi_pinctrl_desc __maybe_unused sun8i_v3s_pinctrl_desc = {
+ .first_bank = SUNXI_GPIO_A,
+ .num_banks = 7,
+};
+
+static const struct sunxi_pinctrl_desc __maybe_unused sun9i_a80_pinctrl_desc = {
+ .first_bank = SUNXI_GPIO_A,
+ .num_banks = 8,
+};
+
+static const struct sunxi_pinctrl_desc __maybe_unused sun9i_a80_r_pinctrl_desc = {
+ .first_bank = SUNXI_GPIO_L,
+ .num_banks = 3,
+};
+
+static const struct sunxi_pinctrl_desc __maybe_unused sun50i_a64_pinctrl_desc = {
+ .first_bank = SUNXI_GPIO_A,
+ .num_banks = 8,
+};
+
+static const struct sunxi_pinctrl_desc __maybe_unused sun50i_a64_r_pinctrl_desc = {
+ .first_bank = SUNXI_GPIO_L,
+ .num_banks = 1,
+};
+
+static const struct sunxi_pinctrl_desc __maybe_unused sun50i_h5_pinctrl_desc = {
+ .first_bank = SUNXI_GPIO_A,
+ .num_banks = 7,
+};
+
+static const struct sunxi_pinctrl_desc __maybe_unused sun50i_h6_pinctrl_desc = {
+ .first_bank = SUNXI_GPIO_A,
+ .num_banks = 8,
+};
+
+static const struct sunxi_pinctrl_desc __maybe_unused sun50i_h6_r_pinctrl_desc = {
+ .first_bank = SUNXI_GPIO_L,
+ .num_banks = 2,
+};
+
+static const struct sunxi_pinctrl_desc __maybe_unused sun50i_h616_pinctrl_desc = {
+ .first_bank = SUNXI_GPIO_A,
+ .num_banks = 9,
+};
+
+static const struct sunxi_pinctrl_desc __maybe_unused sun50i_h616_r_pinctrl_desc = {
+ .first_bank = SUNXI_GPIO_L,
+ .num_banks = 1,
+};
+
+static const struct udevice_id sunxi_pinctrl_ids[] = {
+#ifdef CONFIG_PINCTRL_SUNIV_F1C100S
+ {
+ .compatible = "allwinner,suniv-f1c100s-pinctrl",
+ .data = (ulong)&suniv_f1c100s_pinctrl_desc,
+ },
+#endif
+#ifdef CONFIG_PINCTRL_SUN4I_A10
+ {
+ .compatible = "allwinner,sun4i-a10-pinctrl",
+ .data = (ulong)&sun4i_a10_pinctrl_desc,
+ },
+#endif
+#ifdef CONFIG_PINCTRL_SUN5I_A13
+ {
+ .compatible = "allwinner,sun5i-a10s-pinctrl",
+ .data = (ulong)&sun5i_a13_pinctrl_desc,
+ },
+ {
+ .compatible = "allwinner,sun5i-a13-pinctrl",
+ .data = (ulong)&sun5i_a13_pinctrl_desc,
+ },
+#endif
+#ifdef CONFIG_PINCTRL_SUN6I_A31
+ {
+ .compatible = "allwinner,sun6i-a31-pinctrl",
+ .data = (ulong)&sun6i_a31_pinctrl_desc,
+ },
+ {
+ .compatible = "allwinner,sun6i-a31s-pinctrl",
+ .data = (ulong)&sun6i_a31_pinctrl_desc,
+ },
+#endif
+#ifdef CONFIG_PINCTRL_SUN6I_A31_R
+ {
+ .compatible = "allwinner,sun6i-a31-r-pinctrl",
+ .data = (ulong)&sun6i_a31_r_pinctrl_desc,
+ },
+#endif
+#ifdef CONFIG_PINCTRL_SUN7I_A20
+ {
+ .compatible = "allwinner,sun7i-a20-pinctrl",
+ .data = (ulong)&sun7i_a20_pinctrl_desc,
+ },
+#endif
+#ifdef CONFIG_PINCTRL_SUN8I_A23
+ {
+ .compatible = "allwinner,sun8i-a23-pinctrl",
+ .data = (ulong)&sun8i_a23_pinctrl_desc,
+ },
+#endif
+#ifdef CONFIG_PINCTRL_SUN8I_A23_R
+ {
+ .compatible = "allwinner,sun8i-a23-r-pinctrl",
+ .data = (ulong)&sun8i_a23_r_pinctrl_desc,
+ },
+#endif
+#ifdef CONFIG_PINCTRL_SUN8I_A33
+ {
+ .compatible = "allwinner,sun8i-a33-pinctrl",
+ .data = (ulong)&sun8i_a33_pinctrl_desc,
+ },
+#endif
+#ifdef CONFIG_PINCTRL_SUN8I_A83T
+ {
+ .compatible = "allwinner,sun8i-a83t-pinctrl",
+ .data = (ulong)&sun8i_a83t_pinctrl_desc,
+ },
+#endif
+#ifdef CONFIG_PINCTRL_SUN8I_A83T_R
+ {
+ .compatible = "allwinner,sun8i-a83t-r-pinctrl",
+ .data = (ulong)&sun8i_a83t_r_pinctrl_desc,
+ },
+#endif
+#ifdef CONFIG_PINCTRL_SUN8I_H3
+ {
+ .compatible = "allwinner,sun8i-h3-pinctrl",
+ .data = (ulong)&sun8i_h3_pinctrl_desc,
+ },
+#endif
+#ifdef CONFIG_PINCTRL_SUN8I_H3_R
+ {
+ .compatible = "allwinner,sun8i-h3-r-pinctrl",
+ .data = (ulong)&sun8i_h3_r_pinctrl_desc,
+ },
+#endif
+#ifdef CONFIG_PINCTRL_SUN7I_A20
+ {
+ .compatible = "allwinner,sun8i-r40-pinctrl",
+ .data = (ulong)&sun7i_a20_pinctrl_desc,
+ },
+#endif
+#ifdef CONFIG_PINCTRL_SUN8I_V3S
+ {
+ .compatible = "allwinner,sun8i-v3-pinctrl",
+ .data = (ulong)&sun8i_v3s_pinctrl_desc,
+ },
+ {
+ .compatible = "allwinner,sun8i-v3s-pinctrl",
+ .data = (ulong)&sun8i_v3s_pinctrl_desc,
+ },
+#endif
+#ifdef CONFIG_PINCTRL_SUN9I_A80
+ {
+ .compatible = "allwinner,sun9i-a80-pinctrl",
+ .data = (ulong)&sun9i_a80_pinctrl_desc,
+ },
+#endif
+#ifdef CONFIG_PINCTRL_SUN9I_A80_R
+ {
+ .compatible = "allwinner,sun9i-a80-r-pinctrl",
+ .data = (ulong)&sun9i_a80_r_pinctrl_desc,
+ },
+#endif
+#ifdef CONFIG_PINCTRL_SUN50I_A64
+ {
+ .compatible = "allwinner,sun50i-a64-pinctrl",
+ .data = (ulong)&sun50i_a64_pinctrl_desc,
+ },
+#endif
+#ifdef CONFIG_PINCTRL_SUN50I_A64_R
+ {
+ .compatible = "allwinner,sun50i-a64-r-pinctrl",
+ .data = (ulong)&sun50i_a64_r_pinctrl_desc,
+ },
+#endif
+#ifdef CONFIG_PINCTRL_SUN50I_H5
+ {
+ .compatible = "allwinner,sun50i-h5-pinctrl",
+ .data = (ulong)&sun50i_h5_pinctrl_desc,
+ },
+#endif
+#ifdef CONFIG_PINCTRL_SUN50I_H6
+ {
+ .compatible = "allwinner,sun50i-h6-pinctrl",
+ .data = (ulong)&sun50i_h6_pinctrl_desc,
+ },
+#endif
+#ifdef CONFIG_PINCTRL_SUN50I_H6_R
+ {
+ .compatible = "allwinner,sun50i-h6-r-pinctrl",
+ .data = (ulong)&sun50i_h6_r_pinctrl_desc,
+ },
+#endif
+#ifdef CONFIG_PINCTRL_SUN50I_H616
+ {
+ .compatible = "allwinner,sun50i-h616-pinctrl",
+ .data = (ulong)&sun50i_h616_pinctrl_desc,
+ },
+#endif
+#ifdef CONFIG_PINCTRL_SUN50I_H616_R
+ {
+ .compatible = "allwinner,sun50i-h616-r-pinctrl",
+ .data = (ulong)&sun50i_h616_r_pinctrl_desc,
+ },
+#endif
+ {}
+};
+
+U_BOOT_DRIVER(sunxi_pinctrl) = {
+ .name = "sunxi-pinctrl",
+ .id = UCLASS_PINCTRL,
+ .of_match = sunxi_pinctrl_ids,
+ .bind = sunxi_pinctrl_bind,
+ .probe = sunxi_pinctrl_probe,
+ .plat_auto = sizeof(struct sunxi_pinctrl_plat),
+ .ops = &sunxi_pinctrl_ops,
+};
projects / platform / kernel / u-boot.git / commitdiff