407 lines
11 KiB
C
407 lines
11 KiB
C
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#include <osl.h>
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#include <dhd_linux.h>
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#include <linux/gpio.h>
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#ifdef CUSTOMER_HW_PLATFORM
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#include <plat/sdhci.h>
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#define sdmmc_channel sdmmc_device_mmc0
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#endif /* CUSTOMER_HW_PLATFORM */
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#if defined(BUS_POWER_RESTORE) && defined(BCMSDIO)
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#include <linux/mmc/core.h>
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#include <linux/mmc/card.h>
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#include <linux/mmc/host.h>
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#include <linux/mmc/sdio_func.h>
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#endif /* defined(BUS_POWER_RESTORE) && defined(BCMSDIO) */
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#ifdef CONFIG_DHD_USE_STATIC_BUF
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extern void *dhd_wlan_mem_prealloc(int section, unsigned long size);
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#endif /* CONFIG_DHD_USE_STATIC_BUF */
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static int gpio_wl_reg_on = -1; // WL_REG_ON is input pin of WLAN module
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#ifdef CUSTOMER_OOB
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static int gpio_wl_host_wake = -1; // WL_HOST_WAKE is output pin of WLAN module
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#endif
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#ifdef CUSTOMER_HW_ALLWINNER
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extern void sunxi_mmc_rescan_card(unsigned ids);
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extern void sunxi_wlan_set_power(int on);
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extern int sunxi_wlan_get_bus_index(void);
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extern int sunxi_wlan_get_oob_irq(void);
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extern int sunxi_wlan_get_oob_irq_flags(void);
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/* Customer specifia wifi mac addr file */
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#define WIFIMAC_PATH "/mnt/factory/ULI/factory/mac.txt"
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#endif
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static int
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dhd_wlan_set_power(int on
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#ifdef BUS_POWER_RESTORE
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, wifi_adapter_info_t *adapter
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#endif /* BUS_POWER_RESTORE */
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)
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{
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int err = 0;
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if (on) {
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printf("======== PULL WL_REG_ON(%d) HIGH! ========\n", gpio_wl_reg_on);
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if (gpio_wl_reg_on >= 0) {
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err = gpio_direction_output(gpio_wl_reg_on, 1);
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if (err) {
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printf("%s: WL_REG_ON didn't output high\n", __FUNCTION__);
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return -EIO;
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}
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}
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#ifdef CUSTOMER_HW_ALLWINNER
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sunxi_wlan_set_power(1);
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#endif
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#if defined(BUS_POWER_RESTORE)
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#if defined(BCMSDIO)
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if (adapter->sdio_func && adapter->sdio_func->card && adapter->sdio_func->card->host) {
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printf("======== mmc_power_restore_host! ========\n");
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mmc_power_restore_host(adapter->sdio_func->card->host);
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}
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#elif defined(BCMPCIE)
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OSL_SLEEP(50); /* delay needed to be able to restore PCIe configuration registers */
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if (adapter->pci_dev) {
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printf("======== pci_set_power_state PCI_D0! ========\n");
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pci_set_power_state(adapter->pci_dev, PCI_D0);
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if (adapter->pci_saved_state)
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pci_load_and_free_saved_state(adapter->pci_dev, &adapter->pci_saved_state);
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pci_restore_state(adapter->pci_dev);
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err = pci_enable_device(adapter->pci_dev);
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if (err < 0)
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printf("%s: PCI enable device failed", __FUNCTION__);
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pci_set_master(adapter->pci_dev);
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}
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#endif /* BCMPCIE */
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#endif /* BUS_POWER_RESTORE */
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/* Lets customer power to get stable */
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mdelay(100);
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} else {
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#if defined(BUS_POWER_RESTORE)
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#if defined(BCMSDIO)
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if (adapter->sdio_func && adapter->sdio_func->card && adapter->sdio_func->card->host) {
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printf("======== mmc_power_save_host! ========\n");
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mmc_power_save_host(adapter->sdio_func->card->host);
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}
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#elif defined(BCMPCIE)
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if (adapter->pci_dev) {
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printf("======== pci_set_power_state PCI_D3hot! ========\n");
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pci_save_state(adapter->pci_dev);
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adapter->pci_saved_state = pci_store_saved_state(adapter->pci_dev);
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if (pci_is_enabled(adapter->pci_dev))
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pci_disable_device(adapter->pci_dev);
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pci_set_power_state(adapter->pci_dev, PCI_D3hot);
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}
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#endif /* BCMPCIE */
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#endif /* BUS_POWER_RESTORE */
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printf("======== PULL WL_REG_ON(%d) LOW! ========\n", gpio_wl_reg_on);
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if (gpio_wl_reg_on >= 0) {
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err = gpio_direction_output(gpio_wl_reg_on, 0);
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if (err) {
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printf("%s: WL_REG_ON didn't output low\n", __FUNCTION__);
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return -EIO;
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}
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}
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#ifdef CUSTOMER_HW_ALLWINNER
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sunxi_wlan_set_power(0);
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#endif
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}
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return err;
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}
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static int dhd_wlan_set_reset(int onoff)
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{
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return 0;
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}
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static int dhd_wlan_set_carddetect(int present)
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{
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int err = 0;
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#ifdef CUSTOMER_HW_ALLWINNER
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int wlan_bus_index = sunxi_wlan_get_bus_index();
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if(wlan_bus_index < 0)
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return wlan_bus_index;
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#endif
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#if !defined(BUS_POWER_RESTORE)
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if (present) {
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#if defined(BCMSDIO)
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printf("======== Card detection to detect SDIO card! ========\n");
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#ifdef CUSTOMER_HW_PLATFORM
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err = sdhci_force_presence_change(&sdmmc_channel, 1);
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#endif /* CUSTOMER_HW_PLATFORM */
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#ifdef CUSTOMER_HW_ALLWINNER
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sunxi_mmc_rescan_card(wlan_bus_index);
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#endif
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#elif defined(BCMPCIE)
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printf("======== Card detection to detect PCIE card! ========\n");
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#endif
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} else {
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#if defined(BCMSDIO)
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printf("======== Card detection to remove SDIO card! ========\n");
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#ifdef CUSTOMER_HW_PLATFORM
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err = sdhci_force_presence_change(&sdmmc_channel, 0);
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#endif /* CUSTOMER_HW_PLATFORM */
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#ifdef CUSTOMER_HW_ALLWINNER
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sunxi_mmc_rescan_card(wlan_bus_index);
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#endif
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#elif defined(BCMPCIE)
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printf("======== Card detection to remove PCIE card! ========\n");
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#endif
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}
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#endif /* BUS_POWER_RESTORE */
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return err;
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}
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static int dhd_wlan_get_mac_addr(unsigned char *buf)
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{
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int err = 0;
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printf("======== %s ========\n", __FUNCTION__);
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#ifdef CONFIG_ARCH_SUNXI
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{
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char *file_name = WIFIMAC_PATH;
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void * fp = NULL;
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char tmp_addr[18];
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struct ether_addr tmp_ea;
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char *str;
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int i=0;
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fp = dhd_os_open_image(file_name);
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if (fp == NULL) {
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printk("%s: Open wifi mac file failed %s\n", __FUNCTION__, file_name);
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err = -EINVAL;
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//goto end;
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}
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dhd_os_get_image_block(tmp_addr, 18, fp);
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tmp_addr[17] = ':';
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str = tmp_addr;
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for (i=0; i<6; i++) {
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tmp_ea.octet[i] = simple_strtoul(str, (char **)&str, 16 );
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str++;
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}
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bcopy((char *)&tmp_ea, buf, sizeof(struct ether_addr));
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char macpad[56]= {
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0x00,0xaa,0x9c,0x84,0xc7,0xbc,0x9b,0xf6,
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0x02,0x33,0xa9,0x4d,0x5c,0xb4,0x0a,0x5d,
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0xa8,0xef,0xb0,0xcf,0x8e,0xbf,0x24,0x8a,
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0x87,0x0f,0x6f,0x0d,0xeb,0x83,0x6a,0x70,
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0x4a,0xeb,0xf6,0xe6,0x3c,0xe7,0x5f,0xfc,
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0x0e,0xa7,0xb3,0x0f,0x00,0xe4,0x4a,0xaf,
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0x87,0x08,0x16,0x6d,0x3a,0xe3,0xc7,0x80};
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bcopy(macpad, buf+6, sizeof(macpad));
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dhd_os_close_image(fp);
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fp = NULL;
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}
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#endif /* CONFIG_ARCH_SUNXI */
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#ifdef EXAMPLE_GET_MAC
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/* EXAMPLE code */
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{
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struct ether_addr ea_example = {{0x00, 0x11, 0x22, 0x33, 0x44, 0xFF}};
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bcopy((char *)&ea_example, buf, sizeof(struct ether_addr));
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}
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#endif /* EXAMPLE_GET_MAC */
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#ifdef EXAMPLE_GET_MAC_VER2
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/* EXAMPLE code */
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{
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char macpad[56]= {
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0x00,0xaa,0x9c,0x84,0xc7,0xbc,0x9b,0xf6,
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0x02,0x33,0xa9,0x4d,0x5c,0xb4,0x0a,0x5d,
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0xa8,0xef,0xb0,0xcf,0x8e,0xbf,0x24,0x8a,
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0x87,0x0f,0x6f,0x0d,0xeb,0x83,0x6a,0x70,
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0x4a,0xeb,0xf6,0xe6,0x3c,0xe7,0x5f,0xfc,
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0x0e,0xa7,0xb3,0x0f,0x00,0xe4,0x4a,0xaf,
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0x87,0x08,0x16,0x6d,0x3a,0xe3,0xc7,0x80};
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bcopy(macpad, buf+6, sizeof(macpad));
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}
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#endif /* EXAMPLE_GET_MAC_VER2 */
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return err;
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}
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static struct cntry_locales_custom brcm_wlan_translate_custom_table[] = {
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/* Table should be filled out based on custom platform regulatory requirement */
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#ifdef EXAMPLE_TABLE
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{"", "XT", 49}, /* Universal if Country code is unknown or empty */
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{"US", "US", 0},
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#endif /* EXMAPLE_TABLE */
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};
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#ifdef CUSTOM_FORCE_NODFS_FLAG
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struct cntry_locales_custom brcm_wlan_translate_nodfs_table[] = {
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#ifdef EXAMPLE_TABLE
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{"", "XT", 50}, /* Universal if Country code is unknown or empty */
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{"US", "US", 0},
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#endif /* EXMAPLE_TABLE */
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};
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#endif
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static void *dhd_wlan_get_country_code(char *ccode
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#ifdef CUSTOM_FORCE_NODFS_FLAG
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, u32 flags
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#endif
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)
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{
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struct cntry_locales_custom *locales;
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int size;
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int i;
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if (!ccode)
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return NULL;
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#ifdef CUSTOM_FORCE_NODFS_FLAG
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if (flags & WLAN_PLAT_NODFS_FLAG) {
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locales = brcm_wlan_translate_nodfs_table;
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size = ARRAY_SIZE(brcm_wlan_translate_nodfs_table);
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} else {
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#endif
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locales = brcm_wlan_translate_custom_table;
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size = ARRAY_SIZE(brcm_wlan_translate_custom_table);
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#ifdef CUSTOM_FORCE_NODFS_FLAG
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}
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#endif
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for (i = 0; i < size; i++)
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if (strcmp(ccode, locales[i].iso_abbrev) == 0)
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return &locales[i];
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return NULL;
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}
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struct resource dhd_wlan_resources[] = {
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[0] = {
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.name = "bcmdhd_wlan_irq",
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.start = 0, /* Dummy */
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.end = 0, /* Dummy */
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.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE
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| IORESOURCE_IRQ_HIGHLEVEL, /* Dummy */
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},
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};
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struct wifi_platform_data dhd_wlan_control = {
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.set_power = dhd_wlan_set_power,
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.set_reset = dhd_wlan_set_reset,
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.set_carddetect = dhd_wlan_set_carddetect,
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.get_mac_addr = dhd_wlan_get_mac_addr,
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#ifdef CONFIG_DHD_USE_STATIC_BUF
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.mem_prealloc = dhd_wlan_mem_prealloc,
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#endif /* CONFIG_DHD_USE_STATIC_BUF */
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.get_country_code = dhd_wlan_get_country_code,
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};
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int dhd_wlan_init_gpio(void)
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{
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int err = 0;
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#ifdef CUSTOMER_OOB
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int host_oob_irq = -1;
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uint host_oob_irq_flags = 0;
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#endif
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/* Please check your schematic and fill right GPIO number which connected to
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* WL_REG_ON and WL_HOST_WAKE.
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*/
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gpio_wl_reg_on = -1;
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#ifdef CUSTOMER_OOB
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gpio_wl_host_wake = -1;
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#endif
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if (gpio_wl_reg_on >= 0) {
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err = gpio_request(gpio_wl_reg_on, "WL_REG_ON");
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if (err < 0) {
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printf("%s: gpio_request(%d) for WL_REG_ON failed\n",
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__FUNCTION__, gpio_wl_reg_on);
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gpio_wl_reg_on = -1;
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}
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}
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#ifdef CUSTOMER_OOB
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if (gpio_wl_host_wake >= 0) {
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err = gpio_request(gpio_wl_host_wake, "bcmdhd");
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if (err < 0) {
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printf("%s: gpio_request(%d) for WL_HOST_WAKE failed\n",
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__FUNCTION__, gpio_wl_host_wake);
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return -1;
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}
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err = gpio_direction_input(gpio_wl_host_wake);
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if (err < 0) {
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printf("%s: gpio_direction_input(%d) for WL_HOST_WAKE failed\n",
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__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;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
host_oob_irq = sunxi_wlan_get_oob_irq();
|
||
|
|
|
||
|
|
#ifdef HW_OOB
|
||
|
|
#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
|
||
|
|
#else
|
||
|
|
host_oob_irq_flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE | IORESOURCE_IRQ_SHAREABLE;
|
||
|
|
#endif
|
||
|
|
#ifdef CUSTOMER_HW_ALLWINNER
|
||
|
|
#ifdef HW_OOB
|
||
|
|
host_oob_irq_flags = sunxi_wlan_get_oob_irq_flags();
|
||
|
|
#endif
|
||
|
|
#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_REG_ON=%d, WL_HOST_WAKE=%d\n", __FUNCTION__, gpio_wl_reg_on, gpio_wl_host_wake);
|
||
|
|
printf("%s: oob_irq=%d, oob_irq_flags=0x%x\n", __FUNCTION__, host_oob_irq, host_oob_irq_flags);
|
||
|
|
#endif /* CUSTOMER_OOB */
|
||
|
|
|
||
|
|
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();
|
||
|
|
}
|
||
|
|
|