diff options
Diffstat (limited to '')
-rw-r--r-- | drivers/pinctrl/spear/pinctrl-spear300.c | 685 |
1 files changed, 685 insertions, 0 deletions
diff --git a/drivers/pinctrl/spear/pinctrl-spear300.c b/drivers/pinctrl/spear/pinctrl-spear300.c new file mode 100644 index 000000000..d53a04597 --- /dev/null +++ b/drivers/pinctrl/spear/pinctrl-spear300.c @@ -0,0 +1,685 @@ +/* + * Driver for the ST Microelectronics SPEAr300 pinmux + * + * Copyright (C) 2012 ST Microelectronics + * Viresh Kumar <vireshk@kernel.org> + * + * 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/err.h> +#include <linux/init.h> +#include <linux/of_device.h> +#include <linux/platform_device.h> +#include "pinctrl-spear3xx.h" + +#define DRIVER_NAME "spear300-pinmux" + +/* addresses */ +#define PMX_CONFIG_REG 0x00 +#define MODE_CONFIG_REG 0x04 + +/* modes */ +#define NAND_MODE (1 << 0) +#define NOR_MODE (1 << 1) +#define PHOTO_FRAME_MODE (1 << 2) +#define LEND_IP_PHONE_MODE (1 << 3) +#define HEND_IP_PHONE_MODE (1 << 4) +#define LEND_WIFI_PHONE_MODE (1 << 5) +#define HEND_WIFI_PHONE_MODE (1 << 6) +#define ATA_PABX_WI2S_MODE (1 << 7) +#define ATA_PABX_I2S_MODE (1 << 8) +#define CAML_LCDW_MODE (1 << 9) +#define CAMU_LCD_MODE (1 << 10) +#define CAMU_WLCD_MODE (1 << 11) +#define CAML_LCD_MODE (1 << 12) + +static struct spear_pmx_mode pmx_mode_nand = { + .name = "nand", + .mode = NAND_MODE, + .reg = MODE_CONFIG_REG, + .mask = 0x0000000F, + .val = 0x00, +}; + +static struct spear_pmx_mode pmx_mode_nor = { + .name = "nor", + .mode = NOR_MODE, + .reg = MODE_CONFIG_REG, + .mask = 0x0000000F, + .val = 0x01, +}; + +static struct spear_pmx_mode pmx_mode_photo_frame = { + .name = "photo frame mode", + .mode = PHOTO_FRAME_MODE, + .reg = MODE_CONFIG_REG, + .mask = 0x0000000F, + .val = 0x02, +}; + +static struct spear_pmx_mode pmx_mode_lend_ip_phone = { + .name = "lend ip phone mode", + .mode = LEND_IP_PHONE_MODE, + .reg = MODE_CONFIG_REG, + .mask = 0x0000000F, + .val = 0x03, +}; + +static struct spear_pmx_mode pmx_mode_hend_ip_phone = { + .name = "hend ip phone mode", + .mode = HEND_IP_PHONE_MODE, + .reg = MODE_CONFIG_REG, + .mask = 0x0000000F, + .val = 0x04, +}; + +static struct spear_pmx_mode pmx_mode_lend_wifi_phone = { + .name = "lend wifi phone mode", + .mode = LEND_WIFI_PHONE_MODE, + .reg = MODE_CONFIG_REG, + .mask = 0x0000000F, + .val = 0x05, +}; + +static struct spear_pmx_mode pmx_mode_hend_wifi_phone = { + .name = "hend wifi phone mode", + .mode = HEND_WIFI_PHONE_MODE, + .reg = MODE_CONFIG_REG, + .mask = 0x0000000F, + .val = 0x06, +}; + +static struct spear_pmx_mode pmx_mode_ata_pabx_wi2s = { + .name = "ata pabx wi2s mode", + .mode = ATA_PABX_WI2S_MODE, + .reg = MODE_CONFIG_REG, + .mask = 0x0000000F, + .val = 0x07, +}; + +static struct spear_pmx_mode pmx_mode_ata_pabx_i2s = { + .name = "ata pabx i2s mode", + .mode = ATA_PABX_I2S_MODE, + .reg = MODE_CONFIG_REG, + .mask = 0x0000000F, + .val = 0x08, +}; + +static struct spear_pmx_mode pmx_mode_caml_lcdw = { + .name = "caml lcdw mode", + .mode = CAML_LCDW_MODE, + .reg = MODE_CONFIG_REG, + .mask = 0x0000000F, + .val = 0x0C, +}; + +static struct spear_pmx_mode pmx_mode_camu_lcd = { + .name = "camu lcd mode", + .mode = CAMU_LCD_MODE, + .reg = MODE_CONFIG_REG, + .mask = 0x0000000F, + .val = 0x0D, +}; + +static struct spear_pmx_mode pmx_mode_camu_wlcd = { + .name = "camu wlcd mode", + .mode = CAMU_WLCD_MODE, + .reg = MODE_CONFIG_REG, + .mask = 0x0000000F, + .val = 0xE, +}; + +static struct spear_pmx_mode pmx_mode_caml_lcd = { + .name = "caml lcd mode", + .mode = CAML_LCD_MODE, + .reg = MODE_CONFIG_REG, + .mask = 0x0000000F, + .val = 0x0F, +}; + +static struct spear_pmx_mode *spear300_pmx_modes[] = { + &pmx_mode_nand, + &pmx_mode_nor, + &pmx_mode_photo_frame, + &pmx_mode_lend_ip_phone, + &pmx_mode_hend_ip_phone, + &pmx_mode_lend_wifi_phone, + &pmx_mode_hend_wifi_phone, + &pmx_mode_ata_pabx_wi2s, + &pmx_mode_ata_pabx_i2s, + &pmx_mode_caml_lcdw, + &pmx_mode_camu_lcd, + &pmx_mode_camu_wlcd, + &pmx_mode_caml_lcd, +}; + +/* fsmc_2chips_pins */ +static const unsigned fsmc_2chips_pins[] = { 1, 97 }; +static struct spear_muxreg fsmc_2chips_muxreg[] = { + { + .reg = PMX_CONFIG_REG, + .mask = PMX_FIRDA_MASK, + .val = 0, + }, +}; + +static struct spear_modemux fsmc_2chips_modemux[] = { + { + .modes = NAND_MODE | NOR_MODE | PHOTO_FRAME_MODE | + ATA_PABX_WI2S_MODE | ATA_PABX_I2S_MODE, + .muxregs = fsmc_2chips_muxreg, + .nmuxregs = ARRAY_SIZE(fsmc_2chips_muxreg), + }, +}; + +static struct spear_pingroup fsmc_2chips_pingroup = { + .name = "fsmc_2chips_grp", + .pins = fsmc_2chips_pins, + .npins = ARRAY_SIZE(fsmc_2chips_pins), + .modemuxs = fsmc_2chips_modemux, + .nmodemuxs = ARRAY_SIZE(fsmc_2chips_modemux), +}; + +/* fsmc_4chips_pins */ +static const unsigned fsmc_4chips_pins[] = { 1, 2, 3, 97 }; +static struct spear_muxreg fsmc_4chips_muxreg[] = { + { + .reg = PMX_CONFIG_REG, + .mask = PMX_FIRDA_MASK | PMX_UART0_MASK, + .val = 0, + }, +}; + +static struct spear_modemux fsmc_4chips_modemux[] = { + { + .modes = NAND_MODE | NOR_MODE | PHOTO_FRAME_MODE | + ATA_PABX_WI2S_MODE | ATA_PABX_I2S_MODE, + .muxregs = fsmc_4chips_muxreg, + .nmuxregs = ARRAY_SIZE(fsmc_4chips_muxreg), + }, +}; + +static struct spear_pingroup fsmc_4chips_pingroup = { + .name = "fsmc_4chips_grp", + .pins = fsmc_4chips_pins, + .npins = ARRAY_SIZE(fsmc_4chips_pins), + .modemuxs = fsmc_4chips_modemux, + .nmodemuxs = ARRAY_SIZE(fsmc_4chips_modemux), +}; + +static const char *const fsmc_grps[] = { "fsmc_2chips_grp", "fsmc_4chips_grp" +}; +static struct spear_function fsmc_function = { + .name = "fsmc", + .groups = fsmc_grps, + .ngroups = ARRAY_SIZE(fsmc_grps), +}; + +/* clcd_lcdmode_pins */ +static const unsigned clcd_lcdmode_pins[] = { 49, 50 }; +static struct spear_muxreg clcd_lcdmode_muxreg[] = { + { + .reg = PMX_CONFIG_REG, + .mask = PMX_TIMER_0_1_MASK | PMX_TIMER_2_3_MASK, + .val = 0, + }, +}; + +static struct spear_modemux clcd_lcdmode_modemux[] = { + { + .modes = HEND_IP_PHONE_MODE | HEND_WIFI_PHONE_MODE | + CAMU_LCD_MODE | CAML_LCD_MODE, + .muxregs = clcd_lcdmode_muxreg, + .nmuxregs = ARRAY_SIZE(clcd_lcdmode_muxreg), + }, +}; + +static struct spear_pingroup clcd_lcdmode_pingroup = { + .name = "clcd_lcdmode_grp", + .pins = clcd_lcdmode_pins, + .npins = ARRAY_SIZE(clcd_lcdmode_pins), + .modemuxs = clcd_lcdmode_modemux, + .nmodemuxs = ARRAY_SIZE(clcd_lcdmode_modemux), +}; + +/* clcd_pfmode_pins */ +static const unsigned clcd_pfmode_pins[] = { 47, 48, 49, 50 }; +static struct spear_muxreg clcd_pfmode_muxreg[] = { + { + .reg = PMX_CONFIG_REG, + .mask = PMX_TIMER_2_3_MASK, + .val = 0, + }, +}; + +static struct spear_modemux clcd_pfmode_modemux[] = { + { + .modes = PHOTO_FRAME_MODE, + .muxregs = clcd_pfmode_muxreg, + .nmuxregs = ARRAY_SIZE(clcd_pfmode_muxreg), + }, +}; + +static struct spear_pingroup clcd_pfmode_pingroup = { + .name = "clcd_pfmode_grp", + .pins = clcd_pfmode_pins, + .npins = ARRAY_SIZE(clcd_pfmode_pins), + .modemuxs = clcd_pfmode_modemux, + .nmodemuxs = ARRAY_SIZE(clcd_pfmode_modemux), +}; + +static const char *const clcd_grps[] = { "clcd_lcdmode_grp", "clcd_pfmode_grp" +}; +static struct spear_function clcd_function = { + .name = "clcd", + .groups = clcd_grps, + .ngroups = ARRAY_SIZE(clcd_grps), +}; + +/* tdm_pins */ +static const unsigned tdm_pins[] = { 34, 35, 36, 37, 38 }; +static struct spear_muxreg tdm_muxreg[] = { + { + .reg = PMX_CONFIG_REG, + .mask = PMX_UART0_MODEM_MASK | PMX_SSP_CS_MASK, + .val = 0, + }, +}; + +static struct spear_modemux tdm_modemux[] = { + { + .modes = PHOTO_FRAME_MODE | LEND_IP_PHONE_MODE | + HEND_IP_PHONE_MODE | LEND_WIFI_PHONE_MODE + | HEND_WIFI_PHONE_MODE | ATA_PABX_WI2S_MODE + | ATA_PABX_I2S_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE + | CAMU_WLCD_MODE | CAML_LCD_MODE, + .muxregs = tdm_muxreg, + .nmuxregs = ARRAY_SIZE(tdm_muxreg), + }, +}; + +static struct spear_pingroup tdm_pingroup = { + .name = "tdm_grp", + .pins = tdm_pins, + .npins = ARRAY_SIZE(tdm_pins), + .modemuxs = tdm_modemux, + .nmodemuxs = ARRAY_SIZE(tdm_modemux), +}; + +static const char *const tdm_grps[] = { "tdm_grp" }; +static struct spear_function tdm_function = { + .name = "tdm", + .groups = tdm_grps, + .ngroups = ARRAY_SIZE(tdm_grps), +}; + +/* i2c_clk_pins */ +static const unsigned i2c_clk_pins[] = { 45, 46, 47, 48 }; +static struct spear_muxreg i2c_clk_muxreg[] = { + { + .reg = PMX_CONFIG_REG, + .mask = PMX_TIMER_0_1_MASK | PMX_TIMER_2_3_MASK, + .val = 0, + }, +}; + +static struct spear_modemux i2c_clk_modemux[] = { + { + .modes = LEND_IP_PHONE_MODE | HEND_IP_PHONE_MODE | + LEND_WIFI_PHONE_MODE | HEND_WIFI_PHONE_MODE | + ATA_PABX_WI2S_MODE | ATA_PABX_I2S_MODE | CAML_LCDW_MODE + | CAML_LCD_MODE, + .muxregs = i2c_clk_muxreg, + .nmuxregs = ARRAY_SIZE(i2c_clk_muxreg), + }, +}; + +static struct spear_pingroup i2c_clk_pingroup = { + .name = "i2c_clk_grp_grp", + .pins = i2c_clk_pins, + .npins = ARRAY_SIZE(i2c_clk_pins), + .modemuxs = i2c_clk_modemux, + .nmodemuxs = ARRAY_SIZE(i2c_clk_modemux), +}; + +static const char *const i2c_grps[] = { "i2c_clk_grp" }; +static struct spear_function i2c_function = { + .name = "i2c1", + .groups = i2c_grps, + .ngroups = ARRAY_SIZE(i2c_grps), +}; + +/* caml_pins */ +static const unsigned caml_pins[] = { 12, 13, 14, 15, 16, 17, 18, 19, 20, 21 }; +static struct spear_muxreg caml_muxreg[] = { + { + .reg = PMX_CONFIG_REG, + .mask = PMX_MII_MASK, + .val = 0, + }, +}; + +static struct spear_modemux caml_modemux[] = { + { + .modes = CAML_LCDW_MODE | CAML_LCD_MODE, + .muxregs = caml_muxreg, + .nmuxregs = ARRAY_SIZE(caml_muxreg), + }, +}; + +static struct spear_pingroup caml_pingroup = { + .name = "caml_grp", + .pins = caml_pins, + .npins = ARRAY_SIZE(caml_pins), + .modemuxs = caml_modemux, + .nmodemuxs = ARRAY_SIZE(caml_modemux), +}; + +/* camu_pins */ +static const unsigned camu_pins[] = { 16, 17, 18, 19, 20, 21, 45, 46, 47, 48 }; +static struct spear_muxreg camu_muxreg[] = { + { + .reg = PMX_CONFIG_REG, + .mask = PMX_TIMER_0_1_MASK | PMX_TIMER_2_3_MASK | PMX_MII_MASK, + .val = 0, + }, +}; + +static struct spear_modemux camu_modemux[] = { + { + .modes = CAMU_LCD_MODE | CAMU_WLCD_MODE, + .muxregs = camu_muxreg, + .nmuxregs = ARRAY_SIZE(camu_muxreg), + }, +}; + +static struct spear_pingroup camu_pingroup = { + .name = "camu_grp", + .pins = camu_pins, + .npins = ARRAY_SIZE(camu_pins), + .modemuxs = camu_modemux, + .nmodemuxs = ARRAY_SIZE(camu_modemux), +}; + +static const char *const cam_grps[] = { "caml_grp", "camu_grp" }; +static struct spear_function cam_function = { + .name = "cam", + .groups = cam_grps, + .ngroups = ARRAY_SIZE(cam_grps), +}; + +/* dac_pins */ +static const unsigned dac_pins[] = { 43, 44 }; +static struct spear_muxreg dac_muxreg[] = { + { + .reg = PMX_CONFIG_REG, + .mask = PMX_TIMER_0_1_MASK, + .val = 0, + }, +}; + +static struct spear_modemux dac_modemux[] = { + { + .modes = ATA_PABX_I2S_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE + | CAMU_WLCD_MODE | CAML_LCD_MODE, + .muxregs = dac_muxreg, + .nmuxregs = ARRAY_SIZE(dac_muxreg), + }, +}; + +static struct spear_pingroup dac_pingroup = { + .name = "dac_grp", + .pins = dac_pins, + .npins = ARRAY_SIZE(dac_pins), + .modemuxs = dac_modemux, + .nmodemuxs = ARRAY_SIZE(dac_modemux), +}; + +static const char *const dac_grps[] = { "dac_grp" }; +static struct spear_function dac_function = { + .name = "dac", + .groups = dac_grps, + .ngroups = ARRAY_SIZE(dac_grps), +}; + +/* i2s_pins */ +static const unsigned i2s_pins[] = { 39, 40, 41, 42 }; +static struct spear_muxreg i2s_muxreg[] = { + { + .reg = PMX_CONFIG_REG, + .mask = PMX_UART0_MODEM_MASK, + .val = 0, + }, +}; + +static struct spear_modemux i2s_modemux[] = { + { + .modes = LEND_IP_PHONE_MODE | HEND_IP_PHONE_MODE + | LEND_WIFI_PHONE_MODE | HEND_WIFI_PHONE_MODE | + ATA_PABX_I2S_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE + | CAMU_WLCD_MODE | CAML_LCD_MODE, + .muxregs = i2s_muxreg, + .nmuxregs = ARRAY_SIZE(i2s_muxreg), + }, +}; + +static struct spear_pingroup i2s_pingroup = { + .name = "i2s_grp", + .pins = i2s_pins, + .npins = ARRAY_SIZE(i2s_pins), + .modemuxs = i2s_modemux, + .nmodemuxs = ARRAY_SIZE(i2s_modemux), +}; + +static const char *const i2s_grps[] = { "i2s_grp" }; +static struct spear_function i2s_function = { + .name = "i2s", + .groups = i2s_grps, + .ngroups = ARRAY_SIZE(i2s_grps), +}; + +/* sdhci_4bit_pins */ +static const unsigned sdhci_4bit_pins[] = { 28, 29, 30, 31, 32, 33 }; +static struct spear_muxreg sdhci_4bit_muxreg[] = { + { + .reg = PMX_CONFIG_REG, + .mask = PMX_GPIO_PIN0_MASK | PMX_GPIO_PIN1_MASK | + PMX_GPIO_PIN2_MASK | PMX_GPIO_PIN3_MASK | + PMX_GPIO_PIN4_MASK | PMX_GPIO_PIN5_MASK, + .val = 0, + }, +}; + +static struct spear_modemux sdhci_4bit_modemux[] = { + { + .modes = PHOTO_FRAME_MODE | LEND_IP_PHONE_MODE | + HEND_IP_PHONE_MODE | LEND_WIFI_PHONE_MODE | + HEND_WIFI_PHONE_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE | + CAMU_WLCD_MODE | CAML_LCD_MODE | ATA_PABX_WI2S_MODE, + .muxregs = sdhci_4bit_muxreg, + .nmuxregs = ARRAY_SIZE(sdhci_4bit_muxreg), + }, +}; + +static struct spear_pingroup sdhci_4bit_pingroup = { + .name = "sdhci_4bit_grp", + .pins = sdhci_4bit_pins, + .npins = ARRAY_SIZE(sdhci_4bit_pins), + .modemuxs = sdhci_4bit_modemux, + .nmodemuxs = ARRAY_SIZE(sdhci_4bit_modemux), +}; + +/* sdhci_8bit_pins */ +static const unsigned sdhci_8bit_pins[] = { 24, 25, 26, 27, 28, 29, 30, 31, 32, + 33 }; +static struct spear_muxreg sdhci_8bit_muxreg[] = { + { + .reg = PMX_CONFIG_REG, + .mask = PMX_GPIO_PIN0_MASK | PMX_GPIO_PIN1_MASK | + PMX_GPIO_PIN2_MASK | PMX_GPIO_PIN3_MASK | + PMX_GPIO_PIN4_MASK | PMX_GPIO_PIN5_MASK | PMX_MII_MASK, + .val = 0, + }, +}; + +static struct spear_modemux sdhci_8bit_modemux[] = { + { + .modes = PHOTO_FRAME_MODE | LEND_IP_PHONE_MODE | + HEND_IP_PHONE_MODE | LEND_WIFI_PHONE_MODE | + HEND_WIFI_PHONE_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE | + CAMU_WLCD_MODE | CAML_LCD_MODE, + .muxregs = sdhci_8bit_muxreg, + .nmuxregs = ARRAY_SIZE(sdhci_8bit_muxreg), + }, +}; + +static struct spear_pingroup sdhci_8bit_pingroup = { + .name = "sdhci_8bit_grp", + .pins = sdhci_8bit_pins, + .npins = ARRAY_SIZE(sdhci_8bit_pins), + .modemuxs = sdhci_8bit_modemux, + .nmodemuxs = ARRAY_SIZE(sdhci_8bit_modemux), +}; + +static const char *const sdhci_grps[] = { "sdhci_4bit_grp", "sdhci_8bit_grp" }; +static struct spear_function sdhci_function = { + .name = "sdhci", + .groups = sdhci_grps, + .ngroups = ARRAY_SIZE(sdhci_grps), +}; + +/* gpio1_0_to_3_pins */ +static const unsigned gpio1_0_to_3_pins[] = { 39, 40, 41, 42 }; +static struct spear_muxreg gpio1_0_to_3_muxreg[] = { + { + .reg = PMX_CONFIG_REG, + .mask = PMX_UART0_MODEM_MASK, + .val = 0, + }, +}; + +static struct spear_modemux gpio1_0_to_3_modemux[] = { + { + .modes = PHOTO_FRAME_MODE, + .muxregs = gpio1_0_to_3_muxreg, + .nmuxregs = ARRAY_SIZE(gpio1_0_to_3_muxreg), + }, +}; + +static struct spear_pingroup gpio1_0_to_3_pingroup = { + .name = "gpio1_0_to_3_grp", + .pins = gpio1_0_to_3_pins, + .npins = ARRAY_SIZE(gpio1_0_to_3_pins), + .modemuxs = gpio1_0_to_3_modemux, + .nmodemuxs = ARRAY_SIZE(gpio1_0_to_3_modemux), +}; + +/* gpio1_4_to_7_pins */ +static const unsigned gpio1_4_to_7_pins[] = { 43, 44, 45, 46 }; + +static struct spear_muxreg gpio1_4_to_7_muxreg[] = { + { + .reg = PMX_CONFIG_REG, + .mask = PMX_TIMER_0_1_MASK | PMX_TIMER_2_3_MASK, + .val = 0, + }, +}; + +static struct spear_modemux gpio1_4_to_7_modemux[] = { + { + .modes = PHOTO_FRAME_MODE, + .muxregs = gpio1_4_to_7_muxreg, + .nmuxregs = ARRAY_SIZE(gpio1_4_to_7_muxreg), + }, +}; + +static struct spear_pingroup gpio1_4_to_7_pingroup = { + .name = "gpio1_4_to_7_grp", + .pins = gpio1_4_to_7_pins, + .npins = ARRAY_SIZE(gpio1_4_to_7_pins), + .modemuxs = gpio1_4_to_7_modemux, + .nmodemuxs = ARRAY_SIZE(gpio1_4_to_7_modemux), +}; + +static const char *const gpio1_grps[] = { "gpio1_0_to_3_grp", "gpio1_4_to_7_grp" +}; +static struct spear_function gpio1_function = { + .name = "gpio1", + .groups = gpio1_grps, + .ngroups = ARRAY_SIZE(gpio1_grps), +}; + +/* pingroups */ +static struct spear_pingroup *spear300_pingroups[] = { + SPEAR3XX_COMMON_PINGROUPS, + &fsmc_2chips_pingroup, + &fsmc_4chips_pingroup, + &clcd_lcdmode_pingroup, + &clcd_pfmode_pingroup, + &tdm_pingroup, + &i2c_clk_pingroup, + &caml_pingroup, + &camu_pingroup, + &dac_pingroup, + &i2s_pingroup, + &sdhci_4bit_pingroup, + &sdhci_8bit_pingroup, + &gpio1_0_to_3_pingroup, + &gpio1_4_to_7_pingroup, +}; + +/* functions */ +static struct spear_function *spear300_functions[] = { + SPEAR3XX_COMMON_FUNCTIONS, + &fsmc_function, + &clcd_function, + &tdm_function, + &i2c_function, + &cam_function, + &dac_function, + &i2s_function, + &sdhci_function, + &gpio1_function, +}; + +static const struct of_device_id spear300_pinctrl_of_match[] = { + { + .compatible = "st,spear300-pinmux", + }, + {}, +}; + +static int spear300_pinctrl_probe(struct platform_device *pdev) +{ + spear3xx_machdata.groups = spear300_pingroups; + spear3xx_machdata.ngroups = ARRAY_SIZE(spear300_pingroups); + spear3xx_machdata.functions = spear300_functions; + spear3xx_machdata.nfunctions = ARRAY_SIZE(spear300_functions); + spear3xx_machdata.gpio_pingroups = NULL; + spear3xx_machdata.ngpio_pingroups = 0; + + spear3xx_machdata.modes_supported = true; + spear3xx_machdata.pmx_modes = spear300_pmx_modes; + spear3xx_machdata.npmx_modes = ARRAY_SIZE(spear300_pmx_modes); + + pmx_init_addr(&spear3xx_machdata, PMX_CONFIG_REG); + + return spear_pinctrl_probe(pdev, &spear3xx_machdata); +} + +static struct platform_driver spear300_pinctrl_driver = { + .driver = { + .name = DRIVER_NAME, + .of_match_table = spear300_pinctrl_of_match, + }, + .probe = spear300_pinctrl_probe, +}; + +static int __init spear300_pinctrl_init(void) +{ + return platform_driver_register(&spear300_pinctrl_driver); +} +arch_initcall(spear300_pinctrl_init); |