| |
| #include <osl.h> |
| #include <dhd_linux.h> |
| #include <linux/gpio.h> |
| |
| #if defined(BUS_POWER_RESTORE) && defined(BCMSDIO) |
| #include <linux/mmc/core.h> |
| #include <linux/mmc/card.h> |
| #include <linux/mmc/host.h> |
| #include <linux/mmc/sdio_func.h> |
| #endif /* defined(BUS_POWER_RESTORE) && defined(BCMSDIO) */ |
| |
| #ifdef CONFIG_DHD_USE_STATIC_BUF |
| extern void *bcmdhd_mem_prealloc(int section, unsigned long size); |
| #endif /* CONFIG_DHD_USE_STATIC_BUF */ |
| |
| static int gpio_wl_reg_on = -1; // WL_REG_ON is input pin of WLAN module |
| #ifdef CUSTOMER_OOB |
| static int gpio_wl_host_wake = -1; // WL_HOST_WAKE is output pin of WLAN module |
| #endif |
| |
| #ifdef CUSTOMER_HW_AMLOGIC |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 8, 0)) |
| #include <linux/amlogic/aml_gpio_consumer.h> |
| extern int wifi_irq_trigger_level(void); |
| extern u8 *wifi_get_mac(void); |
| #endif |
| extern void sdio_reinit(void); |
| extern void set_usb_bt_power(int is_power); |
| extern void extern_wifi_set_enable(int is_on); |
| extern void pci_remove_reinit(unsigned int vid, unsigned int pid, int delBus); |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 14, 0)) |
| extern int wifi_irq_num(void); |
| #endif |
| #endif |
| |
| static int |
| dhd_wlan_set_power(int on |
| #ifdef BUS_POWER_RESTORE |
| , wifi_adapter_info_t *adapter |
| #endif /* BUS_POWER_RESTORE */ |
| ) |
| { |
| int err = 0; |
| |
| if (on) { |
| printf("======== PULL WL_REG_ON(%d) HIGH! ========\n", gpio_wl_reg_on); |
| if (gpio_wl_reg_on >= 0) { |
| err = gpio_direction_output(gpio_wl_reg_on, 1); |
| if (err) { |
| printf("%s: WL_REG_ON didn't output high\n", __FUNCTION__); |
| return -EIO; |
| } |
| } |
| #ifdef CUSTOMER_HW_AMLOGIC |
| #ifdef BCMSDIO |
| extern_wifi_set_enable(0); |
| mdelay(200); |
| extern_wifi_set_enable(1); |
| mdelay(200); |
| // sdio_reinit(); |
| #endif |
| #ifdef BCMDBUS |
| set_usb_bt_power(0); |
| mdelay(200); |
| set_usb_bt_power(1); |
| mdelay(200); |
| #endif |
| #endif |
| #if defined(BUS_POWER_RESTORE) |
| #if defined(BCMSDIO) && (LINUX_VERSION_CODE < KERNEL_VERSION(4, 19, 0)) |
| if (adapter->sdio_func && adapter->sdio_func->card && adapter->sdio_func->card->host) { |
| mdelay(100); |
| printf("======== mmc_power_restore_host! ========\n"); |
| mmc_power_restore_host(adapter->sdio_func->card->host); |
| } |
| #elif defined(BCMPCIE) |
| if (adapter->pci_dev) { |
| mdelay(100); |
| printf("======== pci_set_power_state PCI_D0! ========\n"); |
| pci_set_power_state(adapter->pci_dev, PCI_D0); |
| if (adapter->pci_saved_state) |
| pci_load_and_free_saved_state(adapter->pci_dev, &adapter->pci_saved_state); |
| pci_restore_state(adapter->pci_dev); |
| err = pci_enable_device(adapter->pci_dev); |
| if (err < 0) |
| printf("%s: PCI enable device failed", __FUNCTION__); |
| pci_set_master(adapter->pci_dev); |
| } |
| #endif /* BCMPCIE */ |
| #endif /* BUS_POWER_RESTORE */ |
| /* Lets customer power to get stable */ |
| mdelay(100); |
| } else { |
| #if defined(BUS_POWER_RESTORE) |
| #if defined(BCMSDIO) && (LINUX_VERSION_CODE < KERNEL_VERSION(4, 19, 0)) |
| if (adapter->sdio_func && adapter->sdio_func->card && adapter->sdio_func->card->host) { |
| printf("======== mmc_power_save_host! ========\n"); |
| mmc_power_save_host(adapter->sdio_func->card->host); |
| } |
| #elif defined(BCMPCIE) |
| if (adapter->pci_dev) { |
| printf("======== pci_set_power_state PCI_D3hot! ========\n"); |
| pci_save_state(adapter->pci_dev); |
| adapter->pci_saved_state = pci_store_saved_state(adapter->pci_dev); |
| if (pci_is_enabled(adapter->pci_dev)) |
| pci_disable_device(adapter->pci_dev); |
| pci_set_power_state(adapter->pci_dev, PCI_D3hot); |
| } |
| #endif /* BCMPCIE */ |
| #endif /* BUS_POWER_RESTORE */ |
| printf("======== PULL WL_REG_ON(%d) LOW! ========\n", gpio_wl_reg_on); |
| if (gpio_wl_reg_on >= 0) { |
| err = gpio_direction_output(gpio_wl_reg_on, 0); |
| if (err) { |
| printf("%s: WL_REG_ON didn't output low\n", __FUNCTION__); |
| return -EIO; |
| } |
| } |
| #ifdef CUSTOMER_HW_AMLOGIC |
| #ifdef BCMSIDO |
| extern_wifi_set_enable(0); |
| mdelay(200); |
| #endif |
| #ifdef BCMDBUS |
| set_usb_bt_power(0); |
| mdelay(200); |
| #endif |
| #endif |
| } |
| |
| return err; |
| } |
| |
| static int dhd_wlan_set_reset(int onoff) |
| { |
| return 0; |
| } |
| |
| static int dhd_wlan_set_carddetect(int present) |
| { |
| int err = 0; |
| |
| #if !defined(BUS_POWER_RESTORE) |
| if (present) { |
| #if defined(BCMSDIO) |
| printf("======== Card detection to detect SDIO card! ========\n"); |
| #ifdef CUSTOMER_HW_PLATFORM |
| err = sdhci_force_presence_change(&sdmmc_channel, 1); |
| #endif /* CUSTOMER_HW_PLATFORM */ |
| #ifdef CUSTOMER_HW_AMLOGIC |
| sdio_reinit(); |
| #endif |
| #elif defined(BCMPCIE) |
| printf("======== Card detection to detect PCIE card! ========\n"); |
| #endif |
| } else { |
| #if defined(BCMSDIO) |
| printf("======== Card detection to remove SDIO card! ========\n"); |
| #ifdef CUSTOMER_HW_PLATFORM |
| err = sdhci_force_presence_change(&sdmmc_channel, 0); |
| #endif /* CUSTOMER_HW_PLATFORM */ |
| #ifdef CUSTOMER_HW_AMLOGIC |
| extern_wifi_set_enable(0); |
| mdelay(200); |
| #endif |
| #elif defined(BCMPCIE) |
| printf("======== Card detection to remove PCIE card! ========\n"); |
| #ifdef CUSTOMER_HW_AMLOGIC |
| extern_wifi_set_enable(0); |
| mdelay(200); |
| #endif |
| #endif |
| } |
| #endif /* BUS_POWER_RESTORE */ |
| |
| return err; |
| } |
| |
| static int dhd_wlan_get_mac_addr(unsigned char *buf) |
| { |
| int err = 0; |
| |
| printf("======== %s ========\n", __FUNCTION__); |
| #ifdef EXAMPLE_GET_MAC |
| /* EXAMPLE code */ |
| { |
| struct ether_addr ea_example = {{0x00, 0x11, 0x22, 0x33, 0x44, 0xFF}}; |
| bcopy((char *)&ea_example, buf, sizeof(struct ether_addr)); |
| } |
| #endif /* EXAMPLE_GET_MAC */ |
| #ifdef EXAMPLE_GET_MAC_VER2 |
| /* EXAMPLE code */ |
| { |
| char macpad[56]= { |
| 0x00,0xaa,0x9c,0x84,0xc7,0xbc,0x9b,0xf6, |
| 0x02,0x33,0xa9,0x4d,0x5c,0xb4,0x0a,0x5d, |
| 0xa8,0xef,0xb0,0xcf,0x8e,0xbf,0x24,0x8a, |
| 0x87,0x0f,0x6f,0x0d,0xeb,0x83,0x6a,0x70, |
| 0x4a,0xeb,0xf6,0xe6,0x3c,0xe7,0x5f,0xfc, |
| 0x0e,0xa7,0xb3,0x0f,0x00,0xe4,0x4a,0xaf, |
| 0x87,0x08,0x16,0x6d,0x3a,0xe3,0xc7,0x80}; |
| bcopy(macpad, buf+6, sizeof(macpad)); |
| } |
| #endif /* EXAMPLE_GET_MAC_VER2 */ |
| |
| bcopy((char *)wifi_get_mac(), buf, sizeof(struct ether_addr)); |
| if (buf[0] == 0xff) { |
| printf("custom wifi mac is not set\n"); |
| err = -1; |
| } |
| |
| return err; |
| } |
| |
| static struct cntry_locales_custom brcm_wlan_translate_custom_table[] = { |
| /* Table should be filled out based on custom platform regulatory requirement */ |
| #ifdef EXAMPLE_TABLE |
| {"", "XT", 49}, /* Universal if Country code is unknown or empty */ |
| {"US", "US", 0}, |
| #endif /* EXMAPLE_TABLE */ |
| }; |
| |
| #ifdef CUSTOM_FORCE_NODFS_FLAG |
| struct cntry_locales_custom brcm_wlan_translate_nodfs_table[] = { |
| #ifdef EXAMPLE_TABLE |
| {"", "XT", 50}, /* Universal if Country code is unknown or empty */ |
| {"US", "US", 0}, |
| #endif /* EXMAPLE_TABLE */ |
| }; |
| #endif |
| |
| static void *dhd_wlan_get_country_code(char *ccode |
| #ifdef CUSTOM_FORCE_NODFS_FLAG |
| , u32 flags |
| #endif |
| ) |
| { |
| struct cntry_locales_custom *locales; |
| int size; |
| int i; |
| |
| if (!ccode) |
| return NULL; |
| |
| #ifdef CUSTOM_FORCE_NODFS_FLAG |
| if (flags & WLAN_PLAT_NODFS_FLAG) { |
| locales = brcm_wlan_translate_nodfs_table; |
| size = ARRAY_SIZE(brcm_wlan_translate_nodfs_table); |
| } else { |
| #endif |
| locales = brcm_wlan_translate_custom_table; |
| size = ARRAY_SIZE(brcm_wlan_translate_custom_table); |
| #ifdef CUSTOM_FORCE_NODFS_FLAG |
| } |
| #endif |
| |
| for (i = 0; i < size; i++) |
| if (strcmp(ccode, locales[i].iso_abbrev) == 0) |
| return &locales[i]; |
| return NULL; |
| } |
| |
| struct resource dhd_wlan_resources[] = { |
| [0] = { |
| .name = "bcmdhd_wlan_irq", |
| .start = 0, /* Dummy */ |
| .end = 0, /* Dummy */ |
| .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE |
| | IORESOURCE_IRQ_HIGHLEVEL, /* Dummy */ |
| }, |
| }; |
| |
| struct wifi_platform_data dhd_wlan_control = { |
| .set_power = dhd_wlan_set_power, |
| .set_reset = dhd_wlan_set_reset, |
| .set_carddetect = dhd_wlan_set_carddetect, |
| .get_mac_addr = dhd_wlan_get_mac_addr, |
| #ifdef CONFIG_DHD_USE_STATIC_BUF |
| .mem_prealloc = bcmdhd_mem_prealloc, |
| #endif /* CONFIG_DHD_USE_STATIC_BUF */ |
| .get_country_code = dhd_wlan_get_country_code, |
| }; |
| |
| int dhd_wlan_init_gpio(void) |
| { |
| int err = 0; |
| #ifdef CUSTOMER_OOB |
| int host_oob_irq = -1; |
| uint host_oob_irq_flags = 0; |
| #endif |
| |
| /* Please check your schematic and fill right GPIO number which connected to |
| * WL_REG_ON and WL_HOST_WAKE. |
| */ |
| gpio_wl_reg_on = -1; |
| #ifdef CUSTOMER_OOB |
| gpio_wl_host_wake = -1; |
| #endif |
| |
| #ifdef CUSTOMER_HW_AMLOGIC |
| #if defined(BCMPCIE) |
| printf("======== Card detection to detect PCIE card! ========\n"); |
| pci_remove_reinit(0x14e4, 0x43ec, 1); |
| #endif |
| #endif |
| |
| if (gpio_wl_reg_on >= 0) { |
| err = gpio_request(gpio_wl_reg_on, "WL_REG_ON"); |
| if (err < 0) { |
| printf("%s: gpio_request(%d) for WL_REG_ON failed\n", |
| __FUNCTION__, gpio_wl_reg_on); |
| gpio_wl_reg_on = -1; |
| } |
| } |
| |
| #ifdef CUSTOMER_OOB |
| if (gpio_wl_host_wake >= 0) { |
| err = gpio_request(gpio_wl_host_wake, "bcmdhd"); |
| if (err < 0) { |
| printf("%s: gpio_request(%d) for WL_HOST_WAKE failed\n", |
| __FUNCTION__, gpio_wl_host_wake); |
| return -1; |
| } |
| err = gpio_direction_input(gpio_wl_host_wake); |
| if (err < 0) { |
| printf("%s: gpio_direction_input(%d) for WL_HOST_WAKE failed\n", |
| __FUNCTION__, gpio_wl_host_wake); |
| gpio_free(gpio_wl_host_wake); |
| return -1; |
| } |
| host_oob_irq = gpio_to_irq(gpio_wl_host_wake); |
| if (host_oob_irq < 0) { |
| printf("%s: gpio_to_irq(%d) for WL_HOST_WAKE failed\n", |
| __FUNCTION__, gpio_wl_host_wake); |
| gpio_free(gpio_wl_host_wake); |
| return -1; |
| } |
| } |
| #ifdef CUSTOMER_HW_AMLOGIC |
| #if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 14, 0)) |
| host_oob_irq = INT_GPIO_4; |
| #else |
| host_oob_irq = wifi_irq_num(); |
| #endif |
| #endif |
| |
| #ifdef HW_OOB |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 8, 0)) |
| if (wifi_irq_trigger_level() == GPIO_IRQ_LOW) |
| host_oob_irq_flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL | IORESOURCE_IRQ_SHAREABLE; |
| else |
| host_oob_irq_flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL | IORESOURCE_IRQ_SHAREABLE; |
| #else |
| #ifdef HW_OOB_LOW_LEVEL |
| host_oob_irq_flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL | IORESOURCE_IRQ_SHAREABLE; |
| #else |
| host_oob_irq_flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL | IORESOURCE_IRQ_SHAREABLE; |
| #endif |
| #endif |
| #else |
| host_oob_irq_flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE | IORESOURCE_IRQ_SHAREABLE; |
| #endif |
| |
| dhd_wlan_resources[0].start = dhd_wlan_resources[0].end = host_oob_irq; |
| dhd_wlan_resources[0].flags = host_oob_irq_flags; |
| printf("%s: WL_HOST_WAKE=%d, oob_irq=%d, oob_irq_flags=0x%x\n", __FUNCTION__, |
| gpio_wl_host_wake, host_oob_irq, host_oob_irq_flags); |
| #endif /* CUSTOMER_OOB */ |
| printf("%s: WL_REG_ON=%d\n", __FUNCTION__, gpio_wl_reg_on); |
| |
| return 0; |
| } |
| |
| static void dhd_wlan_deinit_gpio(void) |
| { |
| if (gpio_wl_reg_on >= 0) { |
| printf("%s: gpio_free(WL_REG_ON %d)\n", __FUNCTION__, gpio_wl_reg_on); |
| gpio_free(gpio_wl_reg_on); |
| gpio_wl_reg_on = -1; |
| } |
| #ifdef CUSTOMER_OOB |
| if (gpio_wl_host_wake >= 0) { |
| printf("%s: gpio_free(WL_HOST_WAKE %d)\n", __FUNCTION__, gpio_wl_host_wake); |
| gpio_free(gpio_wl_host_wake); |
| gpio_wl_host_wake = -1; |
| } |
| #endif /* CUSTOMER_OOB */ |
| } |
| |
| int dhd_wlan_init_plat_data(void) |
| { |
| int err = 0; |
| |
| printf("======== %s ========\n", __FUNCTION__); |
| err = dhd_wlan_init_gpio(); |
| return err; |
| } |
| |
| void dhd_wlan_deinit_plat_data(wifi_adapter_info_t *adapter) |
| { |
| printf("======== %s ========\n", __FUNCTION__); |
| dhd_wlan_deinit_gpio(); |
| } |
| |
