Add pin configuration and pinmux support for UniPhier ProXstream2 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-proxstream2.c | 140 +++++++++++++++++++++++++ 3 files changed, 147 insertions(+) create mode 100644 drivers/pinctrl/uniphier/pinctrl-proxstream2.c
diff --git a/drivers/pinctrl/uniphier/Kconfig b/drivers/pinctrl/uniphier/Kconfig index 9d3065d..7f729b6 100644 --- a/drivers/pinctrl/uniphier/Kconfig +++ b/drivers/pinctrl/uniphier/Kconfig @@ -27,4 +27,10 @@ config PINCTRL_UNIPHIER_PH1_PRO5 default y select PINCTRL_UNIPHIER_CORE
+config PINCTRL_UNIPHIER_PROXSTREAM2 + bool "UniPhier ProXstream2 SoC pinctrl driver" + depends on MACH_PROXSTREAM2 + default y + select PINCTRL_UNIPHIER_CORE + endif diff --git a/drivers/pinctrl/uniphier/Makefile b/drivers/pinctrl/uniphier/Makefile index b0cd3e8..aed038c 100644 --- a/drivers/pinctrl/uniphier/Makefile +++ b/drivers/pinctrl/uniphier/Makefile @@ -4,3 +4,4 @@ obj-$(CONFIG_PINCTRL_UNIPHIER_PH1_LD4) += pinctrl-ph1-ld4.o obj-$(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 diff --git a/drivers/pinctrl/uniphier/pinctrl-proxstream2.c b/drivers/pinctrl/uniphier/pinctrl-proxstream2.c new file mode 100644 index 0000000..aefd61f --- /dev/null +++ b/drivers/pinctrl/uniphier/pinctrl-proxstream2.c @@ -0,0 +1,140 @@ +/* + * 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 proxstream2_pins[] = { + UNIPHIER_PINCTRL_PIN(113, 0), + UNIPHIER_PINCTRL_PIN(114, 0), + UNIPHIER_PINCTRL_PIN(115, 0), + UNIPHIER_PINCTRL_PIN(116, 0), +}; + +static const unsigned emmc_pins[] = {36, 37, 38, 39, 40, 41, 42}; +static const unsigned emmc_muxvals[] = {9, 9, 9, 9, 9, 9, 9}; +static const unsigned emmc_dat8_pins[] = {43, 44, 45, 46}; +static const unsigned emmc_dat8_muxvals[] = {9, 9, 9, 9}; +static const unsigned i2c0_pins[] = {109, 110}; +static const unsigned i2c0_muxvals[] = {8, 8}; +static const unsigned i2c1_pins[] = {111, 112}; +static const unsigned i2c1_muxvals[] = {8, 8}; +static const unsigned i2c2_pins[] = {171, 172}; +static const unsigned i2c2_muxvals[] = {8, 8}; +static const unsigned i2c3_pins[] = {159, 160}; +static const unsigned i2c3_muxvals[] = {8, 8}; +static const unsigned i2c5_pins[] = {183, 184}; +static const unsigned i2c5_muxvals[] = {11, 11}; +static const unsigned i2c6_pins[] = {185, 186}; +static const unsigned i2c6_muxvals[] = {11, 11}; +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[] = {8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, + 8, 8}; +static const unsigned nand_cs1_pins[] = {37, 38}; +static const unsigned nand_cs1_muxvals[] = {8, 8}; +static const unsigned uart0_pins[] = {217, 218}; +static const unsigned uart0_muxvals[] = {8, 8}; +static const unsigned uart0b_pins[] = {179, 180}; +static const unsigned uart0b_muxvals[] = {10, 10}; +static const unsigned uart1_pins[] = {115, 116}; +static const unsigned uart1_muxvals[] = {8, 8}; +static const unsigned uart2_pins[] = {113, 114}; +static const unsigned uart2_muxvals[] = {8, 8}; +static const unsigned uart3_pins[] = {219, 220}; +static const unsigned uart3_muxvals[] = {8, 8}; +static const unsigned uart3b_pins[] = {181, 182}; +static const unsigned uart3b_muxvals[] = {10, 10}; +static const unsigned usb0_pins[] = {56, 57}; +static const unsigned usb0_muxvals[] = {8, 8}; +static const unsigned usb1_pins[] = {58, 59}; +static const unsigned usb1_muxvals[] = {8, 8}; +static const unsigned usb2_pins[] = {60, 61}; +static const unsigned usb2_muxvals[] = {8, 8}; +static const unsigned usb3_pins[] = {62, 63}; +static const unsigned usb3_muxvals[] = {8, 8}; +static const unsigned sd_pins[] = {47, 48, 49, 50, 51, 52, 53, 54, 55}; +static const unsigned sd_muxvals[] = {8, 8, 8, 8, 8, 8, 8, 8, 8}; + +static const struct uniphier_pinctrl_group proxstream2_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(i2c5), + UNIPHIER_PINCTRL_GROUP(i2c6), + UNIPHIER_PINCTRL_GROUP(nand), + UNIPHIER_PINCTRL_GROUP(nand_cs1), + UNIPHIER_PINCTRL_GROUP(uart0), + UNIPHIER_PINCTRL_GROUP(uart0b), + UNIPHIER_PINCTRL_GROUP(uart1), + UNIPHIER_PINCTRL_GROUP(uart2), + UNIPHIER_PINCTRL_GROUP(uart3), + UNIPHIER_PINCTRL_GROUP(uart3b), + UNIPHIER_PINCTRL_GROUP(usb0), + UNIPHIER_PINCTRL_GROUP(usb1), + UNIPHIER_PINCTRL_GROUP(usb2), + UNIPHIER_PINCTRL_GROUP(usb3), + UNIPHIER_PINCTRL_GROUP(sd), +}; + +static const char * const proxstream2_functions[] = { + "emmc", + "i2c0", + "i2c1", + "i2c2", + "i2c3", + "i2c5", + "i2c6", + "nand", + "uart0", + "uart0b", + "uart1", + "uart2", + "uart3", + "uart3b", + "usb0", + "usb1", + "usb2", + "usb3", + "sd", +}; + +static struct uniphier_pinctrl_socdata proxstream2_pinctrl_socdata = { + .pins = proxstream2_pins, + .pins_count = ARRAY_SIZE(proxstream2_pins), + .groups = proxstream2_groups, + .groups_count = ARRAY_SIZE(proxstream2_groups), + .functions = proxstream2_functions, + .functions_count = ARRAY_SIZE(proxstream2_functions), + .mux_bits = 8, + .reg_stride = 4, + .load_pinctrl = false, +}; + +static int proxstream2_pinctrl_probe(struct udevice *dev) +{ + return uniphier_pinctrl_probe(dev, &proxstream2_pinctrl_socdata); +} + +static const struct udevice_id proxstream2_pinctrl_match[] = { + { .compatible = "socionext,proxstream2-pinctrl" }, + { /* sentinel */ } +}; + +U_BOOT_DRIVER(proxstream2_pinctrl) = { + .name = "proxstream2-pinctrl", + .id = UCLASS_PINCTRL, + .of_match = of_match_ptr(proxstream2_pinctrl_match), + .probe = proxstream2_pinctrl_probe, + .remove = uniphier_pinctrl_remove, + .priv_auto_alloc_size = sizeof(struct uniphier_pinctrl_priv), + .ops = &uniphier_pinctrl_ops, +};