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Message-Id: <20170512165307.31369-3-paul@crapouillou.net>
Date: Fri, 12 May 2017 18:52:56 +0200
From: Paul Cercueil <paul@...pouillou.net>
To: Linus Walleij <linus.walleij@...aro.org>,
Alexandre Courbot <gnurou@...il.com>,
Ralf Baechle <ralf@...ux-mips.org>
Cc: Rob Herring <robh+dt@...nel.org>,
Mark Rutland <mark.rutland@....com>,
linux-gpio@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-mips@...ux-mips.org,
Maarten ter Huurne <maarten@...ewalker.org>,
Paul Cercueil <paul@...pouillou.net>
Subject: [PATCH v6 03/14] pinctrl: add a pinctrl driver for the Ingenic jz47xx SoCs
This driver handles pin configuration and pin muxing for the
JZ4740 and JZ4780 SoCs from Ingenic.
Signed-off-by: Paul Cercueil <paul@...pouillou.net>
---
drivers/pinctrl/Kconfig | 9 +
drivers/pinctrl/Makefile | 1 +
drivers/pinctrl/pinctrl-ingenic.c | 852 ++++++++++++++++++++++++++++++++++++++
3 files changed, 862 insertions(+)
create mode 100644 drivers/pinctrl/pinctrl-ingenic.c
v2: Consider it's a new patch. Completely rewritten from v1.
v3: 'unsigned' -> 'unsigned int'
v4: Completely rewritten from v3.
v5: Probe child devices directly instead of using MFD framework
v6: Remove selection of MFD_CORE in Kconfig
diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig
index 8f8c2af45781..1ac952065051 100644
--- a/drivers/pinctrl/Kconfig
+++ b/drivers/pinctrl/Kconfig
@@ -285,6 +285,15 @@ config PINCTRL_ZYNQ
help
This selects the pinctrl driver for Xilinx Zynq.
+config PINCTRL_INGENIC
+ bool "Pinctrl driver for the Ingenic JZ47xx SoCs"
+ default y
+ depends on MACH_INGENIC || COMPILE_TEST
+ select GENERIC_PINCONF
+ select GENERIC_PINCTRL_GROUPS
+ select GENERIC_PINMUX_FUNCTIONS
+ select REGMAP_MMIO
+
source "drivers/pinctrl/aspeed/Kconfig"
source "drivers/pinctrl/bcm/Kconfig"
source "drivers/pinctrl/berlin/Kconfig"
diff --git a/drivers/pinctrl/Makefile b/drivers/pinctrl/Makefile
index a251f439626f..80f327239d4b 100644
--- a/drivers/pinctrl/Makefile
+++ b/drivers/pinctrl/Makefile
@@ -38,6 +38,7 @@ obj-$(CONFIG_PINCTRL_LPC18XX) += pinctrl-lpc18xx.o
obj-$(CONFIG_PINCTRL_TB10X) += pinctrl-tb10x.o
obj-$(CONFIG_PINCTRL_ST) += pinctrl-st.o
obj-$(CONFIG_PINCTRL_ZYNQ) += pinctrl-zynq.o
+obj-$(CONFIG_PINCTRL_INGENIC) += pinctrl-ingenic.o
obj-$(CONFIG_ARCH_ASPEED) += aspeed/
obj-y += bcm/
diff --git a/drivers/pinctrl/pinctrl-ingenic.c b/drivers/pinctrl/pinctrl-ingenic.c
new file mode 100644
index 000000000000..d8473d929cb1
--- /dev/null
+++ b/drivers/pinctrl/pinctrl-ingenic.c
@@ -0,0 +1,852 @@
+/*
+ * Ingenic SoCs pinctrl driver
+ *
+ * Copyright (c) 2017 Paul Cercueil <paul@...pouillou.net>
+ *
+ * License terms: GNU General Public License (GPL) version 2
+ */
+
+#include <linux/compiler.h>
+#include <linux/gpio.h>
+#include <linux/interrupt.h>
+#include <linux/io.h>
+#include <linux/of_device.h>
+#include <linux/of_platform.h>
+#include <linux/pinctrl/pinctrl.h>
+#include <linux/pinctrl/pinmux.h>
+#include <linux/pinctrl/pinconf.h>
+#include <linux/pinctrl/pinconf-generic.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+#include <linux/slab.h>
+
+#include "core.h"
+#include "pinconf.h"
+#include "pinmux.h"
+
+#define JZ4740_GPIO_DATA 0x10
+#define JZ4740_GPIO_PULL_DIS 0x30
+#define JZ4740_GPIO_FUNC 0x40
+#define JZ4740_GPIO_SELECT 0x50
+#define JZ4740_GPIO_DIR 0x60
+#define JZ4740_GPIO_TRIG 0x70
+#define JZ4740_GPIO_FLAG 0x80
+
+#define JZ4770_GPIO_INT 0x10
+#define JZ4770_GPIO_MSK 0x20
+#define JZ4770_GPIO_PAT1 0x30
+#define JZ4770_GPIO_PAT0 0x40
+#define JZ4770_GPIO_FLAG 0x50
+#define JZ4770_GPIO_PEN 0x70
+
+#define REG_SET(x) ((x) + 0x4)
+#define REG_CLEAR(x) ((x) + 0x8)
+
+#define PINS_PER_GPIO_CHIP 32
+
+enum jz_version {
+ ID_JZ4740,
+ ID_JZ4770,
+ ID_JZ4780,
+};
+
+struct ingenic_chip_info {
+ unsigned int num_chips;
+
+ const struct group_desc *groups;
+ unsigned int num_groups;
+
+ const struct function_desc *functions;
+ unsigned int num_functions;
+
+ const u32 *pull_ups, *pull_downs;
+};
+
+struct ingenic_pinctrl {
+ struct device *dev;
+ struct regmap *map;
+ struct pinctrl_dev *pctl;
+ struct pinctrl_pin_desc *pdesc;
+ enum jz_version version;
+
+ const struct ingenic_chip_info *info;
+};
+
+static const u32 jz4740_pull_ups[4] = {
+ 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff,
+};
+
+static const u32 jz4740_pull_downs[4] = {
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+};
+
+static int jz4740_mmc_1bit_pins[] = { 0x69, 0x68, 0x6a, };
+static int jz4740_mmc_4bit_pins[] = { 0x6b, 0x6c, 0x6d, };
+static int jz4740_uart0_data_pins[] = { 0x7a, 0x79, };
+static int jz4740_uart0_hwflow_pins[] = { 0x7e, 0x7f, };
+static int jz4740_uart1_data_pins[] = { 0x7e, 0x7f, };
+static int jz4740_lcd_8bit_pins[] = {
+ 0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x52, 0x53, 0x54,
+};
+static int jz4740_lcd_16bit_pins[] = {
+ 0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, 0x55,
+};
+static int jz4740_lcd_18bit_pins[] = { 0x50, 0x51, };
+static int jz4740_lcd_18bit_tft_pins[] = { 0x56, 0x57, 0x31, 0x32, };
+static int jz4740_nand_cs1_pins[] = { 0x39, };
+static int jz4740_nand_cs2_pins[] = { 0x3a, };
+static int jz4740_nand_cs3_pins[] = { 0x3b, };
+static int jz4740_nand_cs4_pins[] = { 0x3c, };
+static int jz4740_pwm_pwm0_pins[] = { 0x77, };
+static int jz4740_pwm_pwm1_pins[] = { 0x78, };
+static int jz4740_pwm_pwm2_pins[] = { 0x79, };
+static int jz4740_pwm_pwm3_pins[] = { 0x7a, };
+static int jz4740_pwm_pwm4_pins[] = { 0x7b, };
+static int jz4740_pwm_pwm5_pins[] = { 0x7c, };
+static int jz4740_pwm_pwm6_pins[] = { 0x7e, };
+static int jz4740_pwm_pwm7_pins[] = { 0x7f, };
+
+static int jz4740_mmc_1bit_funcs[] = { 0, 0, 0, };
+static int jz4740_mmc_4bit_funcs[] = { 0, 0, 0, };
+static int jz4740_uart0_data_funcs[] = { 1, 1, };
+static int jz4740_uart0_hwflow_funcs[] = { 1, 1, };
+static int jz4740_uart1_data_funcs[] = { 2, 2, };
+static int jz4740_lcd_8bit_funcs[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, };
+static int jz4740_lcd_16bit_funcs[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, };
+static int jz4740_lcd_18bit_funcs[] = { 0, 0, };
+static int jz4740_lcd_18bit_tft_funcs[] = { 0, 0, 0, 0, };
+static int jz4740_nand_cs1_funcs[] = { 0, };
+static int jz4740_nand_cs2_funcs[] = { 0, };
+static int jz4740_nand_cs3_funcs[] = { 0, };
+static int jz4740_nand_cs4_funcs[] = { 0, };
+static int jz4740_pwm_pwm0_funcs[] = { 0, };
+static int jz4740_pwm_pwm1_funcs[] = { 0, };
+static int jz4740_pwm_pwm2_funcs[] = { 0, };
+static int jz4740_pwm_pwm3_funcs[] = { 0, };
+static int jz4740_pwm_pwm4_funcs[] = { 0, };
+static int jz4740_pwm_pwm5_funcs[] = { 0, };
+static int jz4740_pwm_pwm6_funcs[] = { 0, };
+static int jz4740_pwm_pwm7_funcs[] = { 0, };
+
+#define INGENIC_PIN_GROUP(name, id) \
+ { \
+ name, \
+ id##_pins, \
+ ARRAY_SIZE(id##_pins), \
+ id##_funcs, \
+ }
+
+static const struct group_desc jz4740_groups[] = {
+ INGENIC_PIN_GROUP("mmc-1bit", jz4740_mmc_1bit),
+ INGENIC_PIN_GROUP("mmc-4bit", jz4740_mmc_4bit),
+ INGENIC_PIN_GROUP("uart0-data", jz4740_uart0_data),
+ INGENIC_PIN_GROUP("uart0-hwflow", jz4740_uart0_hwflow),
+ INGENIC_PIN_GROUP("uart1-data", jz4740_uart1_data),
+ INGENIC_PIN_GROUP("lcd-8bit", jz4740_lcd_8bit),
+ INGENIC_PIN_GROUP("lcd-16bit", jz4740_lcd_16bit),
+ INGENIC_PIN_GROUP("lcd-18bit", jz4740_lcd_18bit),
+ INGENIC_PIN_GROUP("lcd-18bit-tft", jz4740_lcd_18bit_tft),
+ { "lcd-no-pins", },
+ INGENIC_PIN_GROUP("nand-cs1", jz4740_nand_cs1),
+ INGENIC_PIN_GROUP("nand-cs2", jz4740_nand_cs2),
+ INGENIC_PIN_GROUP("nand-cs3", jz4740_nand_cs3),
+ INGENIC_PIN_GROUP("nand-cs4", jz4740_nand_cs4),
+ INGENIC_PIN_GROUP("pwm0", jz4740_pwm_pwm0),
+ INGENIC_PIN_GROUP("pwm1", jz4740_pwm_pwm1),
+ INGENIC_PIN_GROUP("pwm2", jz4740_pwm_pwm2),
+ INGENIC_PIN_GROUP("pwm3", jz4740_pwm_pwm3),
+ INGENIC_PIN_GROUP("pwm4", jz4740_pwm_pwm4),
+ INGENIC_PIN_GROUP("pwm5", jz4740_pwm_pwm5),
+ INGENIC_PIN_GROUP("pwm6", jz4740_pwm_pwm6),
+ INGENIC_PIN_GROUP("pwm7", jz4740_pwm_pwm7),
+};
+
+static const char *jz4740_mmc_groups[] = { "mmc-1bit", "mmc-4bit", };
+static const char *jz4740_uart0_groups[] = { "uart0-data", "uart0-hwflow", };
+static const char *jz4740_uart1_groups[] = { "uart1-data", };
+static const char *jz4740_lcd_groups[] = {
+ "lcd-8bit", "lcd-16bit", "lcd-18bit", "lcd-18bit-tft", "lcd-no-pins",
+};
+static const char *jz4740_nand_groups[] = {
+ "nand-cs1", "nand-cs2", "nand-cs3", "nand-cs4",
+};
+static const char *jz4740_pwm0_groups[] = { "pwm0", };
+static const char *jz4740_pwm1_groups[] = { "pwm1", };
+static const char *jz4740_pwm2_groups[] = { "pwm2", };
+static const char *jz4740_pwm3_groups[] = { "pwm3", };
+static const char *jz4740_pwm4_groups[] = { "pwm4", };
+static const char *jz4740_pwm5_groups[] = { "pwm5", };
+static const char *jz4740_pwm6_groups[] = { "pwm6", };
+static const char *jz4740_pwm7_groups[] = { "pwm7", };
+
+static const struct function_desc jz4740_functions[] = {
+ { "mmc", jz4740_mmc_groups, ARRAY_SIZE(jz4740_mmc_groups), },
+ { "uart0", jz4740_uart0_groups, ARRAY_SIZE(jz4740_uart0_groups), },
+ { "uart1", jz4740_uart1_groups, ARRAY_SIZE(jz4740_uart1_groups), },
+ { "lcd", jz4740_lcd_groups, ARRAY_SIZE(jz4740_lcd_groups), },
+ { "nand", jz4740_nand_groups, ARRAY_SIZE(jz4740_nand_groups), },
+ { "pwm0", jz4740_pwm0_groups, ARRAY_SIZE(jz4740_pwm0_groups), },
+ { "pwm1", jz4740_pwm1_groups, ARRAY_SIZE(jz4740_pwm1_groups), },
+ { "pwm2", jz4740_pwm2_groups, ARRAY_SIZE(jz4740_pwm2_groups), },
+ { "pwm3", jz4740_pwm3_groups, ARRAY_SIZE(jz4740_pwm3_groups), },
+ { "pwm4", jz4740_pwm4_groups, ARRAY_SIZE(jz4740_pwm4_groups), },
+ { "pwm5", jz4740_pwm5_groups, ARRAY_SIZE(jz4740_pwm5_groups), },
+ { "pwm6", jz4740_pwm6_groups, ARRAY_SIZE(jz4740_pwm6_groups), },
+ { "pwm7", jz4740_pwm7_groups, ARRAY_SIZE(jz4740_pwm7_groups), },
+};
+
+static const struct ingenic_chip_info jz4740_chip_info = {
+ .num_chips = 4,
+ .groups = jz4740_groups,
+ .num_groups = ARRAY_SIZE(jz4740_groups),
+ .functions = jz4740_functions,
+ .num_functions = ARRAY_SIZE(jz4740_functions),
+ .pull_ups = jz4740_pull_ups,
+ .pull_downs = jz4740_pull_downs,
+};
+
+static const u32 jz4770_pull_ups[6] = {
+ 0x3fffffff, 0xfff0030c, 0xffffffff, 0xffff4fff, 0xfffffb7c, 0xffa7f00f,
+};
+
+static const u32 jz4770_pull_downs[6] = {
+ 0x00000000, 0x000f0c03, 0x00000000, 0x0000b000, 0x00000483, 0x00580ff0,
+};
+
+static int jz4770_uart0_data_pins[] = { 0xa0, 0xa3, };
+static int jz4770_uart0_hwflow_pins[] = { 0xa1, 0xa2, };
+static int jz4770_uart1_data_pins[] = { 0x7a, 0x7c, };
+static int jz4770_uart1_hwflow_pins[] = { 0x7b, 0x7d, };
+static int jz4770_uart2_data_pins[] = { 0x66, 0x67, };
+static int jz4770_uart2_hwflow_pins[] = { 0x65, 0x64, };
+static int jz4770_uart3_data_pins[] = { 0x6c, 0x85, };
+static int jz4770_uart3_hwflow_pins[] = { 0x88, 0x89, };
+static int jz4770_uart4_data_pins[] = { 0x54, 0x4a, };
+static int jz4770_mmc0_8bit_a_pins[] = { 0x04, 0x05, 0x06, 0x07, 0x18, };
+static int jz4770_mmc0_4bit_a_pins[] = { 0x15, 0x16, 0x17, };
+static int jz4770_mmc0_1bit_a_pins[] = { 0x12, 0x13, 0x14, };
+static int jz4770_mmc0_4bit_e_pins[] = { 0x95, 0x96, 0x97, };
+static int jz4770_mmc0_1bit_e_pins[] = { 0x9c, 0x9d, 0x94, };
+static int jz4770_mmc1_4bit_d_pins[] = { 0x75, 0x76, 0x77, };
+static int jz4770_mmc1_1bit_d_pins[] = { 0x78, 0x79, 0x74, };
+static int jz4770_mmc1_4bit_e_pins[] = { 0x95, 0x96, 0x97, };
+static int jz4770_mmc1_1bit_e_pins[] = { 0x9c, 0x9d, 0x94, };
+static int jz4770_nemc_data_pins[] = {
+ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+};
+static int jz4770_nemc_cle_ale_pins[] = { 0x20, 0x21, };
+static int jz4770_nemc_addr_pins[] = { 0x22, 0x23, 0x24, 0x25, };
+static int jz4770_nemc_rd_we_pins[] = { 0x10, 0x11, };
+static int jz4770_nemc_frd_fwe_pins[] = { 0x12, 0x13, };
+static int jz4770_nemc_cs1_pins[] = { 0x15, };
+static int jz4770_nemc_cs2_pins[] = { 0x16, };
+static int jz4770_nemc_cs3_pins[] = { 0x17, };
+static int jz4770_nemc_cs4_pins[] = { 0x18, };
+static int jz4770_nemc_cs5_pins[] = { 0x19, };
+static int jz4770_nemc_cs6_pins[] = { 0x1a, };
+static int jz4770_i2c0_pins[] = { 0x6e, 0x6f, };
+static int jz4770_i2c1_pins[] = { 0x8e, 0x8f, };
+static int jz4770_i2c2_pins[] = { 0xb0, 0xb1, };
+static int jz4770_i2c3_pins[] = { 0x6a, 0x6b, };
+static int jz4770_i2c4_e_pins[] = { 0x8c, 0x8d, };
+static int jz4770_i2c4_f_pins[] = { 0xb9, 0xb8, };
+static int jz4770_cim_pins[] = {
+ 0x26, 0x27, 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, 0x30, 0x31,
+};
+static int jz4770_lcd_32bit_pins[] = {
+ 0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
+ 0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f,
+ 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57,
+ 0x58, 0x59, 0x51,
+};
+static int jz4770_pwm_pwm0_pins[] = { 0x80, };
+static int jz4770_pwm_pwm1_pins[] = { 0x81, };
+static int jz4770_pwm_pwm2_pins[] = { 0x82, };
+static int jz4770_pwm_pwm3_pins[] = { 0x83, };
+static int jz4770_pwm_pwm4_pins[] = { 0x84, };
+static int jz4770_pwm_pwm5_pins[] = { 0x85, };
+static int jz4770_pwm_pwm6_pins[] = { 0x6a, };
+static int jz4770_pwm_pwm7_pins[] = { 0x6b, };
+
+static int jz4770_uart0_data_funcs[] = { 0, 0, };
+static int jz4770_uart0_hwflow_funcs[] = { 0, 0, };
+static int jz4770_uart1_data_funcs[] = { 0, 0, };
+static int jz4770_uart1_hwflow_funcs[] = { 0, 0, };
+static int jz4770_uart2_data_funcs[] = { 1, 1, };
+static int jz4770_uart2_hwflow_funcs[] = { 1, 1, };
+static int jz4770_uart3_data_funcs[] = { 0, 1, };
+static int jz4770_uart3_hwflow_funcs[] = { 0, 0, };
+static int jz4770_uart4_data_funcs[] = { 2, 2, };
+static int jz4770_mmc0_8bit_a_funcs[] = { 1, 1, 1, 1, 1, };
+static int jz4770_mmc0_4bit_a_funcs[] = { 1, 1, 1, };
+static int jz4770_mmc0_1bit_a_funcs[] = { 1, 1, 0, };
+static int jz4770_mmc0_4bit_e_funcs[] = { 0, 0, 0, };
+static int jz4770_mmc0_1bit_e_funcs[] = { 0, 0, 0, };
+static int jz4770_mmc1_4bit_d_funcs[] = { 0, 0, 0, };
+static int jz4770_mmc1_1bit_d_funcs[] = { 0, 0, 0, };
+static int jz4770_mmc1_4bit_e_funcs[] = { 1, 1, 1, };
+static int jz4770_mmc1_1bit_e_funcs[] = { 1, 1, 1, };
+static int jz4770_nemc_data_funcs[] = { 0, 0, 0, 0, 0, 0, 0, 0, };
+static int jz4770_nemc_cle_ale_funcs[] = { 0, 0, };
+static int jz4770_nemc_addr_funcs[] = { 0, 0, 0, 0, };
+static int jz4770_nemc_rd_we_funcs[] = { 0, 0, };
+static int jz4770_nemc_frd_fwe_funcs[] = { 0, 0, };
+static int jz4770_nemc_cs1_funcs[] = { 0, };
+static int jz4770_nemc_cs2_funcs[] = { 0, };
+static int jz4770_nemc_cs3_funcs[] = { 0, };
+static int jz4770_nemc_cs4_funcs[] = { 0, };
+static int jz4770_nemc_cs5_funcs[] = { 0, };
+static int jz4770_nemc_cs6_funcs[] = { 0, };
+static int jz4770_i2c0_funcs[] = { 0, 0, };
+static int jz4770_i2c1_funcs[] = { 0, 0, };
+static int jz4770_i2c2_funcs[] = { 2, 2, };
+static int jz4770_i2c3_funcs[] = { 1, 1, };
+static int jz4770_i2c4_e_funcs[] = { 1, 1, };
+static int jz4770_i2c4_f_funcs[] = { 1, 1, };
+static int jz4770_cim_funcs[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, };
+static int jz4770_lcd_32bit_funcs[] = {
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0,
+};
+static int jz4770_pwm_pwm0_funcs[] = { 0, };
+static int jz4770_pwm_pwm1_funcs[] = { 0, };
+static int jz4770_pwm_pwm2_funcs[] = { 0, };
+static int jz4770_pwm_pwm3_funcs[] = { 0, };
+static int jz4770_pwm_pwm4_funcs[] = { 0, };
+static int jz4770_pwm_pwm5_funcs[] = { 0, };
+static int jz4770_pwm_pwm6_funcs[] = { 0, };
+static int jz4770_pwm_pwm7_funcs[] = { 0, };
+
+static const struct group_desc jz4770_groups[] = {
+ INGENIC_PIN_GROUP("uart0-data", jz4770_uart0_data),
+ INGENIC_PIN_GROUP("uart0-hwflow", jz4770_uart0_hwflow),
+ INGENIC_PIN_GROUP("uart1-data", jz4770_uart1_data),
+ INGENIC_PIN_GROUP("uart1-hwflow", jz4770_uart1_hwflow),
+ INGENIC_PIN_GROUP("uart2-data", jz4770_uart2_data),
+ INGENIC_PIN_GROUP("uart2-hwflow", jz4770_uart2_hwflow),
+ INGENIC_PIN_GROUP("uart3-data", jz4770_uart3_data),
+ INGENIC_PIN_GROUP("uart3-hwflow", jz4770_uart3_hwflow),
+ INGENIC_PIN_GROUP("uart4-data", jz4770_uart4_data),
+ INGENIC_PIN_GROUP("mmc0-8bit-a", jz4770_mmc0_8bit_a),
+ INGENIC_PIN_GROUP("mmc0-4bit-a", jz4770_mmc0_4bit_a),
+ INGENIC_PIN_GROUP("mmc0-1bit-a", jz4770_mmc0_1bit_a),
+ INGENIC_PIN_GROUP("mmc0-4bit-e", jz4770_mmc0_4bit_e),
+ INGENIC_PIN_GROUP("mmc0-1bit-e", jz4770_mmc0_1bit_e),
+ INGENIC_PIN_GROUP("mmc1-4bit-d", jz4770_mmc1_4bit_d),
+ INGENIC_PIN_GROUP("mmc1-1bit-d", jz4770_mmc1_1bit_d),
+ INGENIC_PIN_GROUP("mmc1-4bit-e", jz4770_mmc1_4bit_e),
+ INGENIC_PIN_GROUP("mmc1-1bit-e", jz4770_mmc1_1bit_e),
+ INGENIC_PIN_GROUP("nemc-data", jz4770_nemc_data),
+ INGENIC_PIN_GROUP("nemc-cle-ale", jz4770_nemc_cle_ale),
+ INGENIC_PIN_GROUP("nemc-addr", jz4770_nemc_addr),
+ INGENIC_PIN_GROUP("nemc-rd-we", jz4770_nemc_rd_we),
+ INGENIC_PIN_GROUP("nemc-frd-fwe", jz4770_nemc_frd_fwe),
+ INGENIC_PIN_GROUP("nemc-cs1", jz4770_nemc_cs1),
+ INGENIC_PIN_GROUP("nemc-cs2", jz4770_nemc_cs2),
+ INGENIC_PIN_GROUP("nemc-cs3", jz4770_nemc_cs3),
+ INGENIC_PIN_GROUP("nemc-cs4", jz4770_nemc_cs4),
+ INGENIC_PIN_GROUP("nemc-cs5", jz4770_nemc_cs5),
+ INGENIC_PIN_GROUP("nemc-cs6", jz4770_nemc_cs6),
+ INGENIC_PIN_GROUP("i2c0-data", jz4770_i2c0),
+ INGENIC_PIN_GROUP("i2c1-data", jz4770_i2c1),
+ INGENIC_PIN_GROUP("i2c2-data", jz4770_i2c2),
+ INGENIC_PIN_GROUP("i2c3-data", jz4770_i2c3),
+ INGENIC_PIN_GROUP("i2c4-data-e", jz4770_i2c4_e),
+ INGENIC_PIN_GROUP("i2c4-data-f", jz4770_i2c4_f),
+ INGENIC_PIN_GROUP("cim-data", jz4770_cim),
+ INGENIC_PIN_GROUP("lcd-32bit", jz4770_lcd_32bit),
+ { "lcd-no-pins", },
+ INGENIC_PIN_GROUP("pwm0", jz4770_pwm_pwm0),
+ INGENIC_PIN_GROUP("pwm1", jz4770_pwm_pwm1),
+ INGENIC_PIN_GROUP("pwm2", jz4770_pwm_pwm2),
+ INGENIC_PIN_GROUP("pwm3", jz4770_pwm_pwm3),
+ INGENIC_PIN_GROUP("pwm4", jz4770_pwm_pwm4),
+ INGENIC_PIN_GROUP("pwm5", jz4770_pwm_pwm5),
+ INGENIC_PIN_GROUP("pwm6", jz4770_pwm_pwm6),
+ INGENIC_PIN_GROUP("pwm7", jz4770_pwm_pwm7),
+};
+
+static const char *jz4770_uart0_groups[] = { "uart0-data", "uart0-hwflow", };
+static const char *jz4770_uart1_groups[] = { "uart1-data", "uart1-hwflow", };
+static const char *jz4770_uart2_groups[] = { "uart2-data", "uart2-hwflow", };
+static const char *jz4770_uart3_groups[] = { "uart3-data", "uart3-hwflow", };
+static const char *jz4770_uart4_groups[] = { "uart4-data", };
+static const char *jz4770_mmc0_groups[] = {
+ "mmc0-8bit-a", "mmc0-4bit-a", "mmc0-1bit-a",
+ "mmc0-1bit-e", "mmc0-4bit-e",
+};
+static const char *jz4770_mmc1_groups[] = {
+ "mmc1-1bit-d", "mmc1-4bit-d", "mmc1-1bit-e", "mmc1-4bit-e",
+};
+static const char *jz4770_nemc_groups[] = {
+ "nemc-data", "nemc-cle-ale", "nemc-addr", "nemc-rd-we", "nemc-frd-fwe",
+};
+static const char *jz4770_cs1_groups[] = { "nemc-cs1", };
+static const char *jz4770_cs6_groups[] = { "nemc-cs6", };
+static const char *jz4770_i2c0_groups[] = { "i2c0-data", };
+static const char *jz4770_i2c1_groups[] = { "i2c1-data", };
+static const char *jz4770_i2c2_groups[] = { "i2c2-data", };
+static const char *jz4770_i2c3_groups[] = { "i2c3-data", };
+static const char *jz4770_i2c4_groups[] = { "i2c4-data-e", "i2c4-data-f", };
+static const char *jz4770_cim_groups[] = { "cim-data", };
+static const char *jz4770_lcd_groups[] = { "lcd-32bit", "lcd-no-pins", };
+static const char *jz4770_pwm0_groups[] = { "pwm0", };
+static const char *jz4770_pwm1_groups[] = { "pwm1", };
+static const char *jz4770_pwm2_groups[] = { "pwm2", };
+static const char *jz4770_pwm3_groups[] = { "pwm3", };
+static const char *jz4770_pwm4_groups[] = { "pwm4", };
+static const char *jz4770_pwm5_groups[] = { "pwm5", };
+static const char *jz4770_pwm6_groups[] = { "pwm6", };
+static const char *jz4770_pwm7_groups[] = { "pwm7", };
+
+static const struct function_desc jz4770_functions[] = {
+ { "uart0", jz4770_uart0_groups, ARRAY_SIZE(jz4770_uart0_groups), },
+ { "uart1", jz4770_uart1_groups, ARRAY_SIZE(jz4770_uart1_groups), },
+ { "uart2", jz4770_uart2_groups, ARRAY_SIZE(jz4770_uart2_groups), },
+ { "uart3", jz4770_uart3_groups, ARRAY_SIZE(jz4770_uart3_groups), },
+ { "uart4", jz4770_uart4_groups, ARRAY_SIZE(jz4770_uart4_groups), },
+ { "mmc0", jz4770_mmc0_groups, ARRAY_SIZE(jz4770_mmc0_groups), },
+ { "mmc1", jz4770_mmc1_groups, ARRAY_SIZE(jz4770_mmc1_groups), },
+ { "nemc", jz4770_nemc_groups, ARRAY_SIZE(jz4770_nemc_groups), },
+ { "nemc-cs1", jz4770_cs1_groups, ARRAY_SIZE(jz4770_cs1_groups), },
+ { "nemc-cs6", jz4770_cs6_groups, ARRAY_SIZE(jz4770_cs6_groups), },
+ { "i2c0", jz4770_i2c0_groups, ARRAY_SIZE(jz4770_i2c0_groups), },
+ { "i2c1", jz4770_i2c1_groups, ARRAY_SIZE(jz4770_i2c1_groups), },
+ { "i2c2", jz4770_i2c2_groups, ARRAY_SIZE(jz4770_i2c2_groups), },
+ { "i2c3", jz4770_i2c3_groups, ARRAY_SIZE(jz4770_i2c3_groups), },
+ { "i2c4", jz4770_i2c4_groups, ARRAY_SIZE(jz4770_i2c4_groups), },
+ { "cim", jz4770_cim_groups, ARRAY_SIZE(jz4770_cim_groups), },
+ { "lcd", jz4770_lcd_groups, ARRAY_SIZE(jz4770_lcd_groups), },
+ { "pwm0", jz4770_pwm0_groups, ARRAY_SIZE(jz4770_pwm0_groups), },
+ { "pwm1", jz4770_pwm1_groups, ARRAY_SIZE(jz4770_pwm1_groups), },
+ { "pwm2", jz4770_pwm2_groups, ARRAY_SIZE(jz4770_pwm2_groups), },
+ { "pwm3", jz4770_pwm3_groups, ARRAY_SIZE(jz4770_pwm3_groups), },
+ { "pwm4", jz4770_pwm4_groups, ARRAY_SIZE(jz4770_pwm4_groups), },
+ { "pwm5", jz4770_pwm5_groups, ARRAY_SIZE(jz4770_pwm5_groups), },
+ { "pwm6", jz4770_pwm6_groups, ARRAY_SIZE(jz4770_pwm6_groups), },
+ { "pwm7", jz4770_pwm7_groups, ARRAY_SIZE(jz4770_pwm7_groups), },
+};
+
+static const struct ingenic_chip_info jz4770_chip_info = {
+ .num_chips = 6,
+ .groups = jz4770_groups,
+ .num_groups = ARRAY_SIZE(jz4770_groups),
+ .functions = jz4770_functions,
+ .num_functions = ARRAY_SIZE(jz4770_functions),
+ .pull_ups = jz4770_pull_ups,
+ .pull_downs = jz4770_pull_downs,
+};
+
+static inline void ingenic_config_pin(struct ingenic_pinctrl *jzpc,
+ unsigned int pin, u8 reg, bool set)
+{
+ unsigned int idx = pin % PINS_PER_GPIO_CHIP;
+ unsigned int offt = pin / PINS_PER_GPIO_CHIP;
+
+ regmap_write(jzpc->map, offt * 0x100 +
+ (set ? REG_SET(reg) : REG_CLEAR(reg)), BIT(idx));
+}
+
+static inline bool ingenic_get_pin_config(struct ingenic_pinctrl *jzpc,
+ unsigned int pin, u8 reg)
+{
+ unsigned int idx = pin % PINS_PER_GPIO_CHIP;
+ unsigned int offt = pin / PINS_PER_GPIO_CHIP;
+ unsigned int val;
+
+ regmap_read(jzpc->map, offt * 0x100 + reg, &val);
+
+ return val & BIT(idx);
+}
+
+static struct pinctrl_ops ingenic_pctlops = {
+ .get_groups_count = pinctrl_generic_get_group_count,
+ .get_group_name = pinctrl_generic_get_group_name,
+ .get_group_pins = pinctrl_generic_get_group_pins,
+ .dt_node_to_map = pinconf_generic_dt_node_to_map_all,
+ .dt_free_map = pinconf_generic_dt_free_map,
+};
+
+static int ingenic_pinmux_set_pin_fn(struct ingenic_pinctrl *jzpc,
+ int pin, int func)
+{
+ unsigned int idx = pin % PINS_PER_GPIO_CHIP;
+ unsigned int offt = pin / PINS_PER_GPIO_CHIP;
+
+ dev_dbg(jzpc->dev, "set pin P%c%u to function %u\n",
+ 'A' + offt, idx, func);
+
+ if (jzpc->version >= ID_JZ4770) {
+ ingenic_config_pin(jzpc, pin, JZ4770_GPIO_INT, false);
+ ingenic_config_pin(jzpc, pin, JZ4770_GPIO_MSK, false);
+ ingenic_config_pin(jzpc, pin, JZ4770_GPIO_PAT1, func & 0x2);
+ ingenic_config_pin(jzpc, pin, JZ4770_GPIO_PAT0, func & 0x1);
+ } else {
+ ingenic_config_pin(jzpc, pin, JZ4740_GPIO_FUNC, true);
+ ingenic_config_pin(jzpc, pin, JZ4740_GPIO_TRIG, func & 0x2);
+ ingenic_config_pin(jzpc, pin, JZ4740_GPIO_SELECT, func > 0);
+ }
+
+ return 0;
+}
+
+static int ingenic_pinmux_set_mux(struct pinctrl_dev *pctldev,
+ unsigned int selector, unsigned int group)
+{
+ struct ingenic_pinctrl *jzpc = pinctrl_dev_get_drvdata(pctldev);
+ struct function_desc *func;
+ struct group_desc *grp;
+ unsigned int i;
+
+ func = pinmux_generic_get_function(pctldev, selector);
+ if (!func)
+ return -EINVAL;
+
+ grp = pinctrl_generic_get_group(pctldev, group);
+ if (!grp)
+ return -EINVAL;
+
+ dev_dbg(pctldev->dev, "enable function %s group %s\n",
+ func->name, grp->name);
+
+ for (i = 0; i < grp->num_pins; i++) {
+ int *pin_modes = grp->data;
+
+ ingenic_pinmux_set_pin_fn(jzpc, grp->pins[i], pin_modes[i]);
+ }
+
+ return 0;
+}
+
+static int ingenic_pinmux_gpio_set_direction(struct pinctrl_dev *pctldev,
+ struct pinctrl_gpio_range *range,
+ unsigned int pin, bool input)
+{
+ struct ingenic_pinctrl *jzpc = pinctrl_dev_get_drvdata(pctldev);
+ unsigned int idx = pin % PINS_PER_GPIO_CHIP;
+ unsigned int offt = pin / PINS_PER_GPIO_CHIP;
+
+ dev_dbg(pctldev->dev, "set pin P%c%u to %sput\n",
+ 'A' + offt, idx, input ? "in" : "out");
+
+ if (jzpc->version >= ID_JZ4770) {
+ ingenic_config_pin(jzpc, pin, JZ4770_GPIO_INT, false);
+ ingenic_config_pin(jzpc, pin, JZ4770_GPIO_MSK, true);
+ ingenic_config_pin(jzpc, pin, JZ4770_GPIO_PAT1, input);
+ } else {
+ ingenic_config_pin(jzpc, pin, JZ4740_GPIO_SELECT, false);
+ ingenic_config_pin(jzpc, pin, JZ4740_GPIO_DIR, input);
+ ingenic_config_pin(jzpc, pin, JZ4740_GPIO_FUNC, false);
+ }
+
+ return 0;
+}
+
+static struct pinmux_ops ingenic_pmxops = {
+ .get_functions_count = pinmux_generic_get_function_count,
+ .get_function_name = pinmux_generic_get_function_name,
+ .get_function_groups = pinmux_generic_get_function_groups,
+ .set_mux = ingenic_pinmux_set_mux,
+ .gpio_set_direction = ingenic_pinmux_gpio_set_direction,
+};
+
+static int ingenic_pinconf_get(struct pinctrl_dev *pctldev,
+ unsigned int pin, unsigned long *config)
+{
+ struct ingenic_pinctrl *jzpc = pinctrl_dev_get_drvdata(pctldev);
+ enum pin_config_param param = pinconf_to_config_param(*config);
+ unsigned int idx = pin % PINS_PER_GPIO_CHIP;
+ unsigned int offt = pin / PINS_PER_GPIO_CHIP;
+ bool pull;
+
+ if (jzpc->version >= ID_JZ4770)
+ pull = !ingenic_get_pin_config(jzpc, pin, JZ4770_GPIO_PEN);
+ else
+ pull = !ingenic_get_pin_config(jzpc, pin, JZ4740_GPIO_PULL_DIS);
+
+ switch (param) {
+ case PIN_CONFIG_BIAS_DISABLE:
+ if (pull)
+ return -EINVAL;
+ break;
+
+ case PIN_CONFIG_BIAS_PULL_UP:
+ if (!pull || !(jzpc->info->pull_ups[offt] & BIT(idx)))
+ return -EINVAL;
+ break;
+
+ case PIN_CONFIG_BIAS_PULL_DOWN:
+ if (!pull || !(jzpc->info->pull_downs[offt] & BIT(idx)))
+ return -EINVAL;
+ break;
+
+ default:
+ return -ENOTSUPP;
+ }
+
+ *config = pinconf_to_config_packed(param, 1);
+ return 0;
+}
+
+static void ingenic_set_bias(struct ingenic_pinctrl *jzpc,
+ unsigned int pin, bool enabled)
+{
+ if (jzpc->version >= ID_JZ4770)
+ ingenic_config_pin(jzpc, pin, JZ4770_GPIO_PEN, !enabled);
+ else
+ ingenic_config_pin(jzpc, pin, JZ4740_GPIO_PULL_DIS, !enabled);
+}
+
+static int ingenic_pinconf_set(struct pinctrl_dev *pctldev, unsigned int pin,
+ unsigned long *configs, unsigned int num_configs)
+{
+ struct ingenic_pinctrl *jzpc = pinctrl_dev_get_drvdata(pctldev);
+ unsigned int idx = pin % PINS_PER_GPIO_CHIP;
+ unsigned int offt = pin / PINS_PER_GPIO_CHIP;
+ unsigned int cfg;
+
+ for (cfg = 0; cfg < num_configs; cfg++) {
+ switch (pinconf_to_config_param(configs[cfg])) {
+ case PIN_CONFIG_BIAS_DISABLE:
+ case PIN_CONFIG_BIAS_PULL_UP:
+ case PIN_CONFIG_BIAS_PULL_DOWN:
+ continue;
+ default:
+ return -ENOTSUPP;
+ }
+ }
+
+ for (cfg = 0; cfg < num_configs; cfg++) {
+ switch (pinconf_to_config_param(configs[cfg])) {
+ case PIN_CONFIG_BIAS_DISABLE:
+ dev_dbg(jzpc->dev, "disable pull-over for pin P%c%u\n",
+ 'A' + offt, idx);
+ ingenic_set_bias(jzpc, pin, false);
+ break;
+
+ case PIN_CONFIG_BIAS_PULL_UP:
+ if (!(jzpc->info->pull_ups[offt] & BIT(idx)))
+ return -EINVAL;
+ dev_dbg(jzpc->dev, "set pull-up for pin P%c%u\n",
+ 'A' + offt, idx);
+ ingenic_set_bias(jzpc, pin, true);
+ break;
+
+ case PIN_CONFIG_BIAS_PULL_DOWN:
+ if (!(jzpc->info->pull_downs[offt] & BIT(idx)))
+ return -EINVAL;
+ dev_dbg(jzpc->dev, "set pull-down for pin P%c%u\n",
+ 'A' + offt, idx);
+ ingenic_set_bias(jzpc, pin, true);
+ break;
+
+ default:
+ unreachable();
+ }
+ }
+
+ return 0;
+}
+
+static int ingenic_pinconf_group_get(struct pinctrl_dev *pctldev,
+ unsigned int group, unsigned long *config)
+{
+ const unsigned int *pins;
+ unsigned int i, npins, old = 0;
+ int ret;
+
+ ret = pinctrl_generic_get_group_pins(pctldev, group, &pins, &npins);
+ if (ret)
+ return ret;
+
+ for (i = 0; i < npins; i++) {
+ if (ingenic_pinconf_get(pctldev, pins[i], config))
+ return -ENOTSUPP;
+
+ /* configs do not match between two pins */
+ if (i && (old != *config))
+ return -ENOTSUPP;
+
+ old = *config;
+ }
+
+ return 0;
+}
+
+static int ingenic_pinconf_group_set(struct pinctrl_dev *pctldev,
+ unsigned int group, unsigned long *configs,
+ unsigned int num_configs)
+{
+ const unsigned int *pins;
+ unsigned int i, npins;
+ int ret;
+
+ ret = pinctrl_generic_get_group_pins(pctldev, group, &pins, &npins);
+ if (ret)
+ return ret;
+
+ for (i = 0; i < npins; i++) {
+ ret = ingenic_pinconf_set(pctldev,
+ pins[i], configs, num_configs);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static struct pinconf_ops ingenic_confops = {
+ .is_generic = true,
+ .pin_config_get = ingenic_pinconf_get,
+ .pin_config_set = ingenic_pinconf_set,
+ .pin_config_group_get = ingenic_pinconf_group_get,
+ .pin_config_group_set = ingenic_pinconf_group_set,
+};
+
+static const struct regmap_config ingenic_pinctrl_regmap_config = {
+ .reg_bits = 32,
+ .val_bits = 32,
+ .reg_stride = 4,
+};
+
+static const struct of_device_id ingenic_pinctrl_of_match[] = {
+ { .compatible = "ingenic,jz4740-pinctrl", .data = (void *) ID_JZ4740 },
+ { .compatible = "ingenic,jz4770-pinctrl", .data = (void *) ID_JZ4770 },
+ { .compatible = "ingenic,jz4780-pinctrl", .data = (void *) ID_JZ4780 },
+ {},
+};
+
+int ingenic_pinctrl_probe(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+ struct ingenic_pinctrl *jzpc;
+ struct pinctrl_desc *pctl_desc;
+ void __iomem *base;
+ const struct platform_device_id *id = platform_get_device_id(pdev);
+ const struct of_device_id *of_id = of_match_device(
+ ingenic_pinctrl_of_match, dev);
+ const struct ingenic_chip_info *chip_info;
+ unsigned int i;
+ int err;
+
+ jzpc = devm_kzalloc(dev, sizeof(*jzpc), GFP_KERNEL);
+ if (!jzpc)
+ return -ENOMEM;
+
+ base = devm_ioremap_resource(dev,
+ platform_get_resource(pdev, IORESOURCE_MEM, 0));
+ if (IS_ERR(base)) {
+ dev_err(dev, "Failed to ioremap registers\n");
+ return PTR_ERR(base);
+ }
+
+ jzpc->map = devm_regmap_init_mmio(dev, base,
+ &ingenic_pinctrl_regmap_config);
+ if (IS_ERR(jzpc->map)) {
+ dev_err(dev, "Failed to create regmap\n");
+ return PTR_ERR(jzpc->map);
+ }
+
+ jzpc->dev = dev;
+
+ if (of_id)
+ jzpc->version = (enum jz_version)of_id->data;
+ else
+ jzpc->version = (enum jz_version)id->driver_data;
+
+ if (jzpc->version >= ID_JZ4770)
+ chip_info = &jz4770_chip_info;
+ else
+ chip_info = &jz4740_chip_info;
+ jzpc->info = chip_info;
+
+ pctl_desc = devm_kzalloc(&pdev->dev, sizeof(*pctl_desc), GFP_KERNEL);
+ if (!pctl_desc)
+ return -ENOMEM;
+
+ /* fill in pinctrl_desc structure */
+ pctl_desc->name = dev_name(dev);
+ pctl_desc->owner = THIS_MODULE;
+ pctl_desc->pctlops = &ingenic_pctlops;
+ pctl_desc->pmxops = &ingenic_pmxops;
+ pctl_desc->confops = &ingenic_confops;
+ pctl_desc->npins = chip_info->num_chips * PINS_PER_GPIO_CHIP;
+ pctl_desc->pins = jzpc->pdesc = devm_kzalloc(&pdev->dev,
+ sizeof(*jzpc->pdesc) * pctl_desc->npins, GFP_KERNEL);
+ if (!jzpc->pdesc)
+ return -ENOMEM;
+
+ for (i = 0; i < pctl_desc->npins; i++) {
+ jzpc->pdesc[i].number = i;
+ jzpc->pdesc[i].name = kasprintf(GFP_KERNEL, "P%c%d",
+ 'A' + (i / PINS_PER_GPIO_CHIP),
+ i % PINS_PER_GPIO_CHIP);
+ }
+
+ jzpc->pctl = devm_pinctrl_register(dev, pctl_desc, jzpc);
+ if (!jzpc->pctl) {
+ dev_err(dev, "Failed to register pinctrl\n");
+ return -EINVAL;
+ }
+
+ for (i = 0; i < chip_info->num_groups; i++) {
+ const struct group_desc *group = &chip_info->groups[i];
+
+ err = pinctrl_generic_add_group(jzpc->pctl, group->name,
+ group->pins, group->num_pins, group->data);
+ if (err) {
+ dev_err(dev, "Failed to register group %s\n",
+ group->name);
+ return err;
+ }
+ }
+
+ for (i = 0; i < chip_info->num_functions; i++) {
+ const struct function_desc *func = &chip_info->functions[i];
+
+ err = pinmux_generic_add_function(jzpc->pctl, func->name,
+ func->group_names, func->num_group_names,
+ func->data);
+ if (err) {
+ dev_err(dev, "Failed to register function %s\n",
+ func->name);
+ return err;
+ }
+ }
+
+ dev_set_drvdata(dev, jzpc->map);
+
+ if (dev->of_node) {
+ err = of_platform_populate(dev->of_node, NULL, NULL, dev);
+ if (err) {
+ dev_err(dev, "Failed to probe GPIO devices\n");
+ return err;
+ }
+ }
+
+ return 0;
+}
+
+static const struct platform_device_id ingenic_pinctrl_ids[] = {
+ { "jz4740-pinctrl", ID_JZ4740 },
+ { "jz4770-pinctrl", ID_JZ4770 },
+ { "jz4780-pinctrl", ID_JZ4780 },
+ {},
+};
+
+static struct platform_driver ingenic_pinctrl_driver = {
+ .driver = {
+ .name = "pinctrl-ingenic",
+ .of_match_table = of_match_ptr(ingenic_pinctrl_of_match),
+ .suppress_bind_attrs = true,
+ },
+ .probe = ingenic_pinctrl_probe,
+ .id_table = ingenic_pinctrl_ids,
+};
+
+static int __init ingenic_pinctrl_drv_register(void)
+{
+ return platform_driver_register(&ingenic_pinctrl_driver);
+}
+postcore_initcall(ingenic_pinctrl_drv_register);
--
2.11.0
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