Add pin configuration and pinmux support for UniPhier PH1-LD6b SoC.
Signed-off-by: Masahiro Yamada yamada.masahiro@socionext.com ---
Changes in v2: - Add input-enable settings - Sync pin-mux table with Linux pinctrl driver
drivers/pinctrl/uniphier/Kconfig | 6 ++ drivers/pinctrl/uniphier/Makefile | 1 + drivers/pinctrl/uniphier/pinctrl-ph1-ld6b.c | 133 ++++++++++++++++++++++++++++ 3 files changed, 140 insertions(+) create mode 100644 drivers/pinctrl/uniphier/pinctrl-ph1-ld6b.c
diff --git a/drivers/pinctrl/uniphier/Kconfig b/drivers/pinctrl/uniphier/Kconfig index 7f729b6..757edce 100644 --- a/drivers/pinctrl/uniphier/Kconfig +++ b/drivers/pinctrl/uniphier/Kconfig @@ -33,4 +33,10 @@ config PINCTRL_UNIPHIER_PROXSTREAM2 default y select PINCTRL_UNIPHIER_CORE
+config PINCTRL_UNIPHIER_PH1_LD6B + bool "UniPhier PH1-LD6b SoC pinctrl driver" + depends on MACH_PH1_LD6B + default y + select PINCTRL_UNIPHIER_CORE + endif diff --git a/drivers/pinctrl/uniphier/Makefile b/drivers/pinctrl/uniphier/Makefile index aed038c..e215b10 100644 --- a/drivers/pinctrl/uniphier/Makefile +++ b/drivers/pinctrl/uniphier/Makefile @@ -5,3 +5,4 @@ obj-$(CONFIG_PINCTRL_UNIPHIER_PH1_PRO4) += pinctrl-ph1-pro4.o obj-$(CONFIG_PINCTRL_UNIPHIER_PH1_SLD8) += pinctrl-ph1-sld8.o obj-$(CONFIG_PINCTRL_UNIPHIER_PH1_PRO5) += pinctrl-ph1-pro5.o obj-$(CONFIG_PINCTRL_UNIPHIER_PROXSTREAM2) += pinctrl-proxstream2.o +obj-$(CONFIG_PINCTRL_UNIPHIER_PH1_LD6B) += pinctrl-ph1-ld6b.o diff --git a/drivers/pinctrl/uniphier/pinctrl-ph1-ld6b.c b/drivers/pinctrl/uniphier/pinctrl-ph1-ld6b.c new file mode 100644 index 0000000..2ad16c3 --- /dev/null +++ b/drivers/pinctrl/uniphier/pinctrl-ph1-ld6b.c @@ -0,0 +1,133 @@ +/* + * Copyright (C) 2015 Masahiro Yamada yamada.masahiro@socionext.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <dm/device.h> +#include <dm/pinctrl.h> + +#include "pinctrl-uniphier.h" + +static const struct uniphier_pinctrl_pin ph1_ld6b_pins[] = { + UNIPHIER_PINCTRL_PIN(113, 0), + UNIPHIER_PINCTRL_PIN(114, 0), + UNIPHIER_PINCTRL_PIN(115, 0), + UNIPHIER_PINCTRL_PIN(116, 0), + UNIPHIER_PINCTRL_PIN(217, 0), + UNIPHIER_PINCTRL_PIN(218, 0), + UNIPHIER_PINCTRL_PIN(219, 0), + UNIPHIER_PINCTRL_PIN(220, 0), +}; + +static const unsigned emmc_pins[] = {36, 37, 38, 39, 40, 41, 42}; +static const unsigned emmc_muxvals[] = {1, 1, 1, 1, 1, 1, 1}; +static const unsigned emmc_dat8_pins[] = {43, 44, 45, 46}; +static const unsigned emmc_dat8_muxvals[] = {1, 1, 1, 1}; +static const unsigned i2c0_pins[] = {109, 110}; +static const unsigned i2c0_muxvals[] = {0, 0}; +static const unsigned i2c1_pins[] = {111, 112}; +static const unsigned i2c1_muxvals[] = {0, 0}; +static const unsigned i2c2_pins[] = {115, 116}; +static const unsigned i2c2_muxvals[] = {1, 1}; +static const unsigned i2c3_pins[] = {118, 119}; +static const unsigned i2c3_muxvals[] = {1, 1}; +static const unsigned nand_pins[] = {30, 31, 32, 33, 34, 35, 36, 39, 40, 41, + 42, 43, 44, 45, 46}; +static const unsigned nand_muxvals[] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0}; +static const unsigned nand_cs1_pins[] = {37, 38}; +static const unsigned nand_cs1_muxvals[] = {0, 0}; +static const unsigned uart0_pins[] = {135, 136}; +static const unsigned uart0_muxvals[] = {3, 3}; +static const unsigned uart0b_pins[] = {11, 12}; +static const unsigned uart0b_muxvals[] = {2, 2}; +static const unsigned uart1_pins[] = {115, 116}; +static const unsigned uart1_muxvals[] = {0, 0}; +static const unsigned uart1b_pins[] = {113, 114}; +static const unsigned uart1b_muxvals[] = {1, 1}; +static const unsigned uart2_pins[] = {113, 114}; +static const unsigned uart2_muxvals[] = {2, 2}; +static const unsigned uart2b_pins[] = {86, 87}; +static const unsigned uart2b_muxvals[] = {1, 1}; +static const unsigned usb0_pins[] = {56, 57}; +static const unsigned usb0_muxvals[] = {0, 0}; +static const unsigned usb1_pins[] = {58, 59}; +static const unsigned usb1_muxvals[] = {0, 0}; +static const unsigned usb2_pins[] = {60, 61}; +static const unsigned usb2_muxvals[] = {0, 0}; +static const unsigned usb3_pins[] = {62, 63}; +static const unsigned usb3_muxvals[] = {0, 0}; +static const unsigned sd_pins[] = {47, 48, 49, 50, 51, 52, 53, 54, 55}; +static const unsigned sd_muxvals[] = {0, 0, 0, 0, 0, 0, 0, 0, 0}; + +static const struct uniphier_pinctrl_group ph1_ld6b_groups[] = { + UNIPHIER_PINCTRL_GROUP(emmc), + UNIPHIER_PINCTRL_GROUP(emmc_dat8), + UNIPHIER_PINCTRL_GROUP(i2c0), + UNIPHIER_PINCTRL_GROUP(i2c1), + UNIPHIER_PINCTRL_GROUP(i2c2), + UNIPHIER_PINCTRL_GROUP(i2c3), + UNIPHIER_PINCTRL_GROUP(nand), + UNIPHIER_PINCTRL_GROUP(nand_cs1), + UNIPHIER_PINCTRL_GROUP(uart0), + UNIPHIER_PINCTRL_GROUP(uart0b), + UNIPHIER_PINCTRL_GROUP(uart1), + UNIPHIER_PINCTRL_GROUP(uart1b), + UNIPHIER_PINCTRL_GROUP(uart2), + UNIPHIER_PINCTRL_GROUP(uart2b), + UNIPHIER_PINCTRL_GROUP(usb0), + UNIPHIER_PINCTRL_GROUP(usb1), + UNIPHIER_PINCTRL_GROUP(usb2), + UNIPHIER_PINCTRL_GROUP(usb3), + UNIPHIER_PINCTRL_GROUP(sd), +}; + +static const char * const ph1_ld6b_functions[] = { + "emmc", + "i2c0", + "i2c1", + "i2c2", + "i2c3", + "nand", + "uart0", + "uart1", + "uart2", + "usb0", + "usb1", + "usb2", + "usb3", + "sd", +}; + +static struct uniphier_pinctrl_socdata ph1_ld6b_pinctrl_socdata = { + .pins = ph1_ld6b_pins, + .pins_count = ARRAY_SIZE(ph1_ld6b_pins), + .groups = ph1_ld6b_groups, + .groups_count = ARRAY_SIZE(ph1_ld6b_groups), + .functions = ph1_ld6b_functions, + .functions_count = ARRAY_SIZE(ph1_ld6b_functions), + .mux_bits = 8, + .reg_stride = 4, + .load_pinctrl = false, +}; + +static int ph1_ld6b_pinctrl_probe(struct udevice *dev) +{ + return uniphier_pinctrl_probe(dev, &ph1_ld6b_pinctrl_socdata); +} + +static const struct udevice_id ph1_ld6b_pinctrl_match[] = { + { .compatible = "socionext,ph1-ld6b-pinctrl" }, + { /* sentinel */ } +}; + +U_BOOT_DRIVER(ph1_ld6b_pinctrl) = { + .name = "ph1-ld6b-pinctrl", + .id = UCLASS_PINCTRL, + .of_match = of_match_ptr(ph1_ld6b_pinctrl_match), + .probe = ph1_ld6b_pinctrl_probe, + .remove = uniphier_pinctrl_remove, + .priv_auto_alloc_size = sizeof(struct uniphier_pinctrl_priv), + .ops = &uniphier_pinctrl_ops, +};