| #include "bcm47xx_private.h" |
| |
| #include <linux/input.h> |
| #include <linux/gpio_keys.h> |
| #include <linux/interrupt.h> |
| #include <bcm47xx_board.h> |
| #include <bcm47xx.h> |
| |
| /************************************************** |
| * Database |
| **************************************************/ |
| |
| #define BCM47XX_GPIO_KEY(_gpio, _code) \ |
| { \ |
| .code = _code, \ |
| .gpio = _gpio, \ |
| .active_low = 1, \ |
| } |
| |
| /* Asus */ |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_asus_rtn12[] __initconst = { |
| BCM47XX_GPIO_KEY(0, KEY_WPS_BUTTON), |
| BCM47XX_GPIO_KEY(1, KEY_RESTART), |
| BCM47XX_GPIO_KEY(4, BTN_0), /* Router mode */ |
| BCM47XX_GPIO_KEY(5, BTN_1), /* Repeater mode */ |
| BCM47XX_GPIO_KEY(6, BTN_2), /* AP mode */ |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_asus_rtn16[] __initconst = { |
| BCM47XX_GPIO_KEY(6, KEY_WPS_BUTTON), |
| BCM47XX_GPIO_KEY(8, KEY_RESTART), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_asus_rtn66u[] __initconst = { |
| BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON), |
| BCM47XX_GPIO_KEY(9, KEY_RESTART), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_asus_wl300g[] __initconst = { |
| BCM47XX_GPIO_KEY(6, KEY_RESTART), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_asus_wl320ge[] __initconst = { |
| BCM47XX_GPIO_KEY(6, KEY_RESTART), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_asus_wl330ge[] __initconst = { |
| BCM47XX_GPIO_KEY(2, KEY_RESTART), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_asus_wl500gd[] __initconst = { |
| BCM47XX_GPIO_KEY(6, KEY_RESTART), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_asus_wl500gpv1[] __initconst = { |
| BCM47XX_GPIO_KEY(0, KEY_RESTART), |
| BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_asus_wl500gpv2[] __initconst = { |
| BCM47XX_GPIO_KEY(2, KEY_RESTART), |
| BCM47XX_GPIO_KEY(3, KEY_WPS_BUTTON), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_asus_wl500w[] __initconst = { |
| BCM47XX_GPIO_KEY(6, KEY_RESTART), |
| BCM47XX_GPIO_KEY(7, KEY_WPS_BUTTON), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_asus_wl520gc[] __initconst = { |
| BCM47XX_GPIO_KEY(2, KEY_RESTART), |
| BCM47XX_GPIO_KEY(3, KEY_WPS_BUTTON), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_asus_wl520gu[] __initconst = { |
| BCM47XX_GPIO_KEY(2, KEY_RESTART), |
| BCM47XX_GPIO_KEY(3, KEY_WPS_BUTTON), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_asus_wl700ge[] __initconst = { |
| BCM47XX_GPIO_KEY(0, KEY_POWER), /* Hard disk power switch */ |
| BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON), /* EZSetup */ |
| BCM47XX_GPIO_KEY(6, KEY_COPY), /* Copy data from USB to internal disk */ |
| BCM47XX_GPIO_KEY(7, KEY_RESTART), /* Hard reset */ |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_asus_wlhdd[] __initconst = { |
| BCM47XX_GPIO_KEY(6, KEY_RESTART), |
| }; |
| |
| /* Huawei */ |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_huawei_e970[] __initconst = { |
| BCM47XX_GPIO_KEY(6, KEY_RESTART), |
| }; |
| |
| /* Belkin */ |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_belkin_f7d4301[] __initconst = { |
| BCM47XX_GPIO_KEY(6, KEY_RESTART), |
| BCM47XX_GPIO_KEY(8, KEY_WPS_BUTTON), |
| }; |
| |
| /* Buffalo */ |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_buffalo_whr2_a54g54[] __initconst = { |
| BCM47XX_GPIO_KEY(4, KEY_RESTART), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_buffalo_whr_g125[] __initconst = { |
| BCM47XX_GPIO_KEY(0, KEY_WPS_BUTTON), |
| BCM47XX_GPIO_KEY(4, KEY_RESTART), |
| BCM47XX_GPIO_KEY(5, BTN_0), /* Router / AP mode swtich */ |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_buffalo_whr_g54s[] __initconst = { |
| BCM47XX_GPIO_KEY(0, KEY_WPS_BUTTON), |
| BCM47XX_GPIO_KEY(4, KEY_RESTART), |
| BCM47XX_GPIO_KEY(5, BTN_0), /* Router / AP mode swtich */ |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_buffalo_whr_hp_g54[] __initconst = { |
| BCM47XX_GPIO_KEY(0, KEY_WPS_BUTTON), |
| BCM47XX_GPIO_KEY(4, KEY_RESTART), |
| BCM47XX_GPIO_KEY(5, BTN_0), /* Router / AP mode swtich */ |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_buffalo_wzr_g300n[] __initconst = { |
| BCM47XX_GPIO_KEY(4, KEY_RESTART), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_buffalo_wzr_rs_g54[] __initconst = { |
| BCM47XX_GPIO_KEY(0, KEY_WPS_BUTTON), |
| BCM47XX_GPIO_KEY(4, KEY_RESTART), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_buffalo_wzr_rs_g54hp[] __initconst = { |
| BCM47XX_GPIO_KEY(0, KEY_WPS_BUTTON), |
| BCM47XX_GPIO_KEY(4, KEY_RESTART), |
| }; |
| |
| /* Dell */ |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_dell_tm2300[] __initconst = { |
| BCM47XX_GPIO_KEY(0, KEY_RESTART), |
| }; |
| |
| /* D-Link */ |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_dlink_dir130[] __initconst = { |
| BCM47XX_GPIO_KEY(3, KEY_RESTART), |
| BCM47XX_GPIO_KEY(7, KEY_UNKNOWN), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_dlink_dir330[] __initconst = { |
| BCM47XX_GPIO_KEY(3, KEY_RESTART), |
| BCM47XX_GPIO_KEY(7, KEY_UNKNOWN), |
| }; |
| |
| /* Linksys */ |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_linksys_e1000v1[] __initconst = { |
| BCM47XX_GPIO_KEY(5, KEY_WPS_BUTTON), |
| BCM47XX_GPIO_KEY(6, KEY_RESTART), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_linksys_e1000v21[] __initconst = { |
| BCM47XX_GPIO_KEY(9, KEY_WPS_BUTTON), |
| BCM47XX_GPIO_KEY(10, KEY_RESTART), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_linksys_e2000v1[] __initconst = { |
| BCM47XX_GPIO_KEY(5, KEY_WPS_BUTTON), |
| BCM47XX_GPIO_KEY(8, KEY_RESTART), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_linksys_e3000v1[] __initconst = { |
| BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON), |
| BCM47XX_GPIO_KEY(6, KEY_RESTART), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_linksys_e3200v1[] __initconst = { |
| BCM47XX_GPIO_KEY(5, KEY_RESTART), |
| BCM47XX_GPIO_KEY(8, KEY_WPS_BUTTON), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_linksys_e4200v1[] __initconst = { |
| BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON), |
| BCM47XX_GPIO_KEY(6, KEY_RESTART), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_linksys_wrt150nv1[] __initconst = { |
| BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON), |
| BCM47XX_GPIO_KEY(6, KEY_RESTART), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_linksys_wrt150nv11[] __initconst = { |
| BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON), |
| BCM47XX_GPIO_KEY(6, KEY_RESTART), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_linksys_wrt160nv1[] __initconst = { |
| BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON), |
| BCM47XX_GPIO_KEY(6, KEY_RESTART), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_linksys_wrt160nv3[] __initconst = { |
| BCM47XX_GPIO_KEY(5, KEY_WPS_BUTTON), |
| BCM47XX_GPIO_KEY(6, KEY_RESTART), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_linksys_wrt300nv11[] __initconst = { |
| BCM47XX_GPIO_KEY(4, KEY_UNKNOWN), |
| BCM47XX_GPIO_KEY(6, KEY_RESTART), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_linksys_wrt310nv1[] __initconst = { |
| BCM47XX_GPIO_KEY(6, KEY_RESTART), |
| BCM47XX_GPIO_KEY(8, KEY_UNKNOWN), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_linksys_wrt610nv1[] __initconst = { |
| BCM47XX_GPIO_KEY(6, KEY_RESTART), |
| BCM47XX_GPIO_KEY(8, KEY_WPS_BUTTON), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_linksys_wrt610nv2[] __initconst = { |
| BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON), |
| BCM47XX_GPIO_KEY(6, KEY_RESTART), |
| }; |
| |
| /* Motorola */ |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_motorola_we800g[] __initconst = { |
| BCM47XX_GPIO_KEY(0, KEY_RESTART), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_motorola_wr850gp[] __initconst = { |
| BCM47XX_GPIO_KEY(5, KEY_RESTART), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_motorola_wr850gv2v3[] __initconst = { |
| BCM47XX_GPIO_KEY(5, KEY_RESTART), |
| }; |
| |
| /* Netgear */ |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_netgear_wndr3400v1[] __initconst = { |
| BCM47XX_GPIO_KEY(4, KEY_RESTART), |
| BCM47XX_GPIO_KEY(6, KEY_WPS_BUTTON), |
| BCM47XX_GPIO_KEY(8, KEY_RFKILL), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_netgear_wndr3700v3[] __initconst = { |
| BCM47XX_GPIO_KEY(2, KEY_RFKILL), |
| BCM47XX_GPIO_KEY(3, KEY_RESTART), |
| BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_netgear_wndr4500v1[] __initconst = { |
| BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON), |
| BCM47XX_GPIO_KEY(5, KEY_RFKILL), |
| BCM47XX_GPIO_KEY(6, KEY_RESTART), |
| }; |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_netgear_wnr834bv2[] __initconst = { |
| BCM47XX_GPIO_KEY(6, KEY_RESTART), |
| }; |
| |
| /* SimpleTech */ |
| |
| static const struct gpio_keys_button |
| bcm47xx_buttons_simpletech_simpleshare[] __initconst = { |
| BCM47XX_GPIO_KEY(0, KEY_RESTART), |
| }; |
| |
| /************************************************** |
| * Init |
| **************************************************/ |
| |
| static struct gpio_keys_platform_data bcm47xx_button_pdata; |
| |
| static struct platform_device bcm47xx_buttons_gpio_keys = { |
| .name = "gpio-keys", |
| .dev = { |
| .platform_data = &bcm47xx_button_pdata, |
| } |
| }; |
| |
| /* Copy data from __initconst */ |
| static int __init bcm47xx_buttons_copy(const struct gpio_keys_button *buttons, |
| size_t nbuttons) |
| { |
| size_t size = nbuttons * sizeof(*buttons); |
| |
| bcm47xx_button_pdata.buttons = kmalloc(size, GFP_KERNEL); |
| if (!bcm47xx_button_pdata.buttons) |
| return -ENOMEM; |
| memcpy(bcm47xx_button_pdata.buttons, buttons, size); |
| bcm47xx_button_pdata.nbuttons = nbuttons; |
| |
| return 0; |
| } |
| |
| #define bcm47xx_copy_bdata(dev_buttons) \ |
| bcm47xx_buttons_copy(dev_buttons, ARRAY_SIZE(dev_buttons)); |
| |
| int __init bcm47xx_buttons_register(void) |
| { |
| enum bcm47xx_board board = bcm47xx_board_get(); |
| int err; |
| |
| switch (board) { |
| case BCM47XX_BOARD_ASUS_RTN12: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_rtn12); |
| break; |
| case BCM47XX_BOARD_ASUS_RTN16: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_rtn16); |
| break; |
| case BCM47XX_BOARD_ASUS_RTN66U: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_rtn66u); |
| break; |
| case BCM47XX_BOARD_ASUS_WL300G: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_wl300g); |
| break; |
| case BCM47XX_BOARD_ASUS_WL320GE: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_wl320ge); |
| break; |
| case BCM47XX_BOARD_ASUS_WL330GE: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_wl330ge); |
| break; |
| case BCM47XX_BOARD_ASUS_WL500GD: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_wl500gd); |
| break; |
| case BCM47XX_BOARD_ASUS_WL500GPV1: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_wl500gpv1); |
| break; |
| case BCM47XX_BOARD_ASUS_WL500GPV2: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_wl500gpv2); |
| break; |
| case BCM47XX_BOARD_ASUS_WL500W: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_wl500w); |
| break; |
| case BCM47XX_BOARD_ASUS_WL520GC: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_wl520gc); |
| break; |
| case BCM47XX_BOARD_ASUS_WL520GU: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_wl520gu); |
| break; |
| case BCM47XX_BOARD_ASUS_WL700GE: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_wl700ge); |
| break; |
| case BCM47XX_BOARD_ASUS_WLHDD: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_asus_wlhdd); |
| break; |
| |
| case BCM47XX_BOARD_BELKIN_F7D4301: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_belkin_f7d4301); |
| break; |
| |
| case BCM47XX_BOARD_BUFFALO_WHR2_A54G54: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_buffalo_whr2_a54g54); |
| break; |
| case BCM47XX_BOARD_BUFFALO_WHR_G125: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_buffalo_whr_g125); |
| break; |
| case BCM47XX_BOARD_BUFFALO_WHR_G54S: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_buffalo_whr_g54s); |
| break; |
| case BCM47XX_BOARD_BUFFALO_WHR_HP_G54: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_buffalo_whr_hp_g54); |
| break; |
| case BCM47XX_BOARD_BUFFALO_WZR_G300N: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_buffalo_wzr_g300n); |
| break; |
| case BCM47XX_BOARD_BUFFALO_WZR_RS_G54: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_buffalo_wzr_rs_g54); |
| break; |
| case BCM47XX_BOARD_BUFFALO_WZR_RS_G54HP: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_buffalo_wzr_rs_g54hp); |
| break; |
| |
| case BCM47XX_BOARD_DELL_TM2300: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_dell_tm2300); |
| break; |
| |
| case BCM47XX_BOARD_DLINK_DIR130: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_dlink_dir130); |
| break; |
| case BCM47XX_BOARD_DLINK_DIR330: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_dlink_dir330); |
| break; |
| |
| case BCM47XX_BOARD_HUAWEI_E970: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_huawei_e970); |
| break; |
| |
| case BCM47XX_BOARD_LINKSYS_E1000V1: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_e1000v1); |
| break; |
| case BCM47XX_BOARD_LINKSYS_E1000V21: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_e1000v21); |
| break; |
| case BCM47XX_BOARD_LINKSYS_E2000V1: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_e2000v1); |
| break; |
| case BCM47XX_BOARD_LINKSYS_E3000V1: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_e3000v1); |
| break; |
| case BCM47XX_BOARD_LINKSYS_E3200V1: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_e3200v1); |
| break; |
| case BCM47XX_BOARD_LINKSYS_E4200V1: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_e4200v1); |
| break; |
| case BCM47XX_BOARD_LINKSYS_WRT150NV1: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt150nv1); |
| break; |
| case BCM47XX_BOARD_LINKSYS_WRT150NV11: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt150nv11); |
| break; |
| case BCM47XX_BOARD_LINKSYS_WRT160NV1: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt160nv1); |
| break; |
| case BCM47XX_BOARD_LINKSYS_WRT160NV3: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt160nv3); |
| break; |
| case BCM47XX_BOARD_LINKSYS_WRT300NV11: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt300nv11); |
| break; |
| case BCM47XX_BOARD_LINKSYS_WRT310NV1: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt310nv1); |
| break; |
| case BCM47XX_BOARD_LINKSYS_WRT610NV1: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt610nv1); |
| break; |
| case BCM47XX_BOARD_LINKSYS_WRT610NV2: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt610nv2); |
| break; |
| |
| case BCM47XX_BOARD_MOTOROLA_WE800G: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_motorola_we800g); |
| break; |
| case BCM47XX_BOARD_MOTOROLA_WR850GP: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_motorola_wr850gp); |
| break; |
| case BCM47XX_BOARD_MOTOROLA_WR850GV2V3: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_motorola_wr850gv2v3); |
| break; |
| |
| case BCM47XX_BOARD_NETGEAR_WNDR3400V1: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_netgear_wndr3400v1); |
| break; |
| case BCM47XX_BOARD_NETGEAR_WNDR3700V3: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_netgear_wndr3700v3); |
| break; |
| case BCM47XX_BOARD_NETGEAR_WNDR4500V1: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_netgear_wndr4500v1); |
| break; |
| case BCM47XX_BOARD_NETGEAR_WNR834BV2: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_netgear_wnr834bv2); |
| break; |
| |
| case BCM47XX_BOARD_SIMPLETECH_SIMPLESHARE: |
| err = bcm47xx_copy_bdata(bcm47xx_buttons_simpletech_simpleshare); |
| break; |
| |
| default: |
| pr_debug("No buttons configuration found for this device\n"); |
| return -ENOTSUPP; |
| } |
| |
| if (err) |
| return -ENOMEM; |
| |
| err = platform_device_register(&bcm47xx_buttons_gpio_keys); |
| if (err) { |
| pr_err("Failed to register platform device: %d\n", err); |
| return err; |
| } |
| |
| return 0; |
| } |
