diff options
Diffstat (limited to 'arch/arm/mach-exynos/board-p10-wlan.c')
| -rw-r--r-- | arch/arm/mach-exynos/board-p10-wlan.c | 333 |
1 files changed, 0 insertions, 333 deletions
diff --git a/arch/arm/mach-exynos/board-p10-wlan.c b/arch/arm/mach-exynos/board-p10-wlan.c deleted file mode 100644 index de4b352..0000000 --- a/arch/arm/mach-exynos/board-p10-wlan.c +++ /dev/null @@ -1,333 +0,0 @@ -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/delay.h> -#include <linux/err.h> -#include <linux/skbuff.h> -#include <linux/wlan_plat.h> - -#include <plat/devs.h> -#include <plat/sdhci.h> -#include <plat/gpio-cfg.h> -#include <mach/regs-gpio.h> -#include <mach/gpio.h> - -#ifdef CONFIG_BROADCOM_WIFI_RESERVED_MEM - -#define WLAN_STATIC_SCAN_BUF0 5 -#define WLAN_STATIC_SCAN_BUF1 6 -#define WLAN_SCAN_BUF_SIZE (64 * 1024) -#define PREALLOC_WLAN_SEC_NUM 4 -#define PREALLOC_WLAN_BUF_NUM 160 -#define PREALLOC_WLAN_SECTION_HEADER 24 - -#define WLAN_SECTION_SIZE_0 (PREALLOC_WLAN_BUF_NUM * 128) -#define WLAN_SECTION_SIZE_1 (PREALLOC_WLAN_BUF_NUM * 128) -#define WLAN_SECTION_SIZE_2 (PREALLOC_WLAN_BUF_NUM * 512) -#define WLAN_SECTION_SIZE_3 (PREALLOC_WLAN_BUF_NUM * 1024) - -#define DHD_SKB_HDRSIZE 336 -#define DHD_SKB_1PAGE_BUFSIZE ((PAGE_SIZE*1)-DHD_SKB_HDRSIZE) -#define DHD_SKB_2PAGE_BUFSIZE ((PAGE_SIZE*2)-DHD_SKB_HDRSIZE) -#define DHD_SKB_4PAGE_BUFSIZE ((PAGE_SIZE*4)-DHD_SKB_HDRSIZE) - -#define WLAN_SKB_BUF_NUM 17 - -static struct sk_buff *wlan_static_skb[WLAN_SKB_BUF_NUM]; - -struct wlan_mem_prealloc { - void *mem_ptr; - unsigned long size; -}; - -static struct wlan_mem_prealloc wlan_mem_array[PREALLOC_WLAN_SEC_NUM] = { - {NULL, (WLAN_SECTION_SIZE_0 + PREALLOC_WLAN_SECTION_HEADER)}, - {NULL, (WLAN_SECTION_SIZE_1 + PREALLOC_WLAN_SECTION_HEADER)}, - {NULL, (WLAN_SECTION_SIZE_2 + PREALLOC_WLAN_SECTION_HEADER)}, - {NULL, (WLAN_SECTION_SIZE_3 + PREALLOC_WLAN_SECTION_HEADER)} -}; - -void *wlan_static_scan_buf0; -void *wlan_static_scan_buf1; - -static void *brcm_wlan_mem_prealloc(int section, unsigned long size) -{ - if (section == PREALLOC_WLAN_SEC_NUM) - return wlan_static_skb; - - if (section == WLAN_STATIC_SCAN_BUF0) - return wlan_static_scan_buf0; - - if (section == WLAN_STATIC_SCAN_BUF1) - return wlan_static_scan_buf1; - - if ((section < 0) || (section > PREALLOC_WLAN_SEC_NUM)) - return NULL; - - if (wlan_mem_array[section].size < size) - return NULL; - - return wlan_mem_array[section].mem_ptr; -} - -static int brcm_init_wlan_mem(void) -{ - int i; - int j; - - for (i = 0; i < 8; i++) { - wlan_static_skb[i] = dev_alloc_skb(DHD_SKB_1PAGE_BUFSIZE); - if (!wlan_static_skb[i]) - goto err_skb_alloc; - } - - for (; i < 16; i++) { - wlan_static_skb[i] = dev_alloc_skb(DHD_SKB_2PAGE_BUFSIZE); - if (!wlan_static_skb[i]) - goto err_skb_alloc; - } - - wlan_static_skb[i] = dev_alloc_skb(DHD_SKB_4PAGE_BUFSIZE); - if (!wlan_static_skb[i]) - goto err_skb_alloc; - - for (i = 0 ; i < PREALLOC_WLAN_SEC_NUM ; i++) { - wlan_mem_array[i].mem_ptr = - kmalloc(wlan_mem_array[i].size, GFP_KERNEL); - - if (!wlan_mem_array[i].mem_ptr) - goto err_mem_alloc; - } - - wlan_static_scan_buf0 = kmalloc (WLAN_SCAN_BUF_SIZE, GFP_KERNEL); - if (!wlan_static_scan_buf0) - goto err_mem_alloc; - - wlan_static_scan_buf1 = kmalloc (WLAN_SCAN_BUF_SIZE, GFP_KERNEL); - if (!wlan_static_scan_buf1) - goto err_mem_alloc; - - printk(KERN_INFO"%s: WIFI MEM Allocated\n", __func__); - return 0; - - err_mem_alloc: - pr_err("Failed to mem_alloc for WLAN\n"); - for (j = 0 ; j < i ; j++) - kfree(wlan_mem_array[j].mem_ptr); - - i = WLAN_SKB_BUF_NUM; - - err_skb_alloc: - pr_err("Failed to skb_alloc for WLAN\n"); - for (j = 0 ; j < i ; j++) - dev_kfree_skb(wlan_static_skb[j]); - - return -ENOMEM; -} -#endif /* CONFIG_BROADCOM_WIFI_RESERVED_MEM */ - -static unsigned int wlan_on_gpio_table[][4] = { - {GPIO_WLAN_EN , GPIO_WLAN_EN_AF, GPIO_LEVEL_HIGH, S3C_GPIO_PULL_NONE}, - {GPIO_WLAN_HOST_WAKE, GPIO_WLAN_HOST_WAKE_AF, - GPIO_LEVEL_NONE, S3C_GPIO_PULL_DOWN}, -}; - -static unsigned int wlan_off_gpio_table[][4] = { - {GPIO_WLAN_EN , GPIO_WLAN_EN_AF, GPIO_LEVEL_LOW, S3C_GPIO_PULL_NONE}, - {GPIO_WLAN_HOST_WAKE, 0 , GPIO_LEVEL_NONE, S3C_GPIO_PULL_DOWN}, -}; - -static unsigned int wlan_sdio_on_table[][4] = { - {GPIO_WLAN_SDIO_CLK, GPIO_WLAN_SDIO_CLK_AF, - GPIO_LEVEL_NONE, S3C_GPIO_PULL_NONE}, - {GPIO_WLAN_SDIO_CMD, GPIO_WLAN_SDIO_CMD_AF, - GPIO_LEVEL_NONE, S3C_GPIO_PULL_NONE}, - {GPIO_WLAN_SDIO_D0, GPIO_WLAN_SDIO_D0_AF, - GPIO_LEVEL_NONE, S3C_GPIO_PULL_NONE}, - {GPIO_WLAN_SDIO_D1, GPIO_WLAN_SDIO_D1_AF, - GPIO_LEVEL_NONE, S3C_GPIO_PULL_NONE}, - {GPIO_WLAN_SDIO_D2, GPIO_WLAN_SDIO_D2_AF, - GPIO_LEVEL_NONE, S3C_GPIO_PULL_NONE}, - {GPIO_WLAN_SDIO_D3, GPIO_WLAN_SDIO_D3_AF, - GPIO_LEVEL_NONE, S3C_GPIO_PULL_NONE}, -}; - -static unsigned int wlan_sdio_off_table[][4] = { - {GPIO_WLAN_SDIO_CLK, 1, GPIO_LEVEL_LOW, S3C_GPIO_PULL_NONE}, - {GPIO_WLAN_SDIO_CMD, 0, GPIO_LEVEL_NONE, S3C_GPIO_PULL_NONE}, - {GPIO_WLAN_SDIO_D0, 0, GPIO_LEVEL_NONE, S3C_GPIO_PULL_NONE}, - {GPIO_WLAN_SDIO_D1, 0, GPIO_LEVEL_NONE, S3C_GPIO_PULL_NONE}, - {GPIO_WLAN_SDIO_D2, 0, GPIO_LEVEL_NONE, S3C_GPIO_PULL_NONE}, - {GPIO_WLAN_SDIO_D3, 0, GPIO_LEVEL_NONE, S3C_GPIO_PULL_NONE}, -}; - -static void s3c_config_gpio_alive_table -(int array_size, unsigned int -(*gpio_table)[4]) -{ - u32 i, gpio; - printk(KERN_INFO"gpio_table = [%d] \r\n" , array_size); - for (i = 0; i < array_size; i++) { - gpio = gpio_table[i][0]; - s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(gpio_table[i][1])); - s3c_gpio_setpull(gpio, gpio_table[i][3]); - if (gpio_table[i][2] != GPIO_LEVEL_NONE) - gpio_set_value(gpio, gpio_table[i][2]); - } -} - -static int brcm_wlan_power(int onoff) -{ - printk(KERN_INFO"------------------------------------------------"); - printk(KERN_INFO"------------------------------------------------\n"); - printk(KERN_INFO"%s Enter: power %s\n", __func__, onoff ? "on" : "off"); - if (onoff) { - s3c_config_gpio_alive_table - (ARRAY_SIZE(wlan_on_gpio_table), wlan_on_gpio_table); - udelay(200); - gpio_set_value(GPIO_WLAN_EN, GPIO_LEVEL_HIGH); - printk(KERN_DEBUG"WLAN: GPIO_WLAN_EN = %d\n", - gpio_get_value(GPIO_WLAN_EN)); - } else { - gpio_set_value(GPIO_WLAN_EN, GPIO_LEVEL_LOW); - s3c_config_gpio_alive_table - (ARRAY_SIZE(wlan_off_gpio_table), wlan_off_gpio_table); - printk(KERN_DEBUG"WLAN: GPIO_WLAN_EN = %d\n", - gpio_get_value(GPIO_WLAN_EN)); - } - - return 0; -} - -static int brcm_wlan_reset(int onoff) -{ - gpio_set_value(GPIO_WLAN_EN, - onoff ? GPIO_LEVEL_HIGH : GPIO_LEVEL_LOW); - return 0; -} - -static int brcm_wlan_set_carddetect(int onoff) -{ - if (onoff) { - s3c_config_gpio_alive_table( -ARRAY_SIZE(wlan_sdio_on_table), wlan_sdio_on_table); - } else { - s3c_config_gpio_alive_table( -ARRAY_SIZE(wlan_sdio_off_table), wlan_sdio_off_table); } - - udelay(200); - - mmc_force_presence_change(&s3c_device_hsmmc3); - msleep(500); /* wait for carddetect */ - return 0; -} - -/* Customized Locale table : OPTIONAL feature */ -#define WLC_CNTRY_BUF_SZ 4 -struct cntry_locales_custom { - char iso_abbrev[WLC_CNTRY_BUF_SZ]; - char custom_locale[WLC_CNTRY_BUF_SZ]; - int custom_locale_rev; -}; - -static struct cntry_locales_custom brcm_wlan_translate_custom_table[] = { - /* Table should be filled out based - on custom platform regulatory requirement */ - {"", "XY", 4}, /* universal */ - {"US", "US", 69}, /* input ISO "US" to : US regrev 69 */ - {"CA", "US", 69}, /* input ISO "CA" to : US regrev 69 */ - {"EU", "EU", 5}, /* European union countries */ - {"AT", "EU", 5}, - {"BE", "EU", 5}, - {"BG", "EU", 5}, - {"CY", "EU", 5}, - {"CZ", "EU", 5}, - {"DK", "EU", 5}, - {"EE", "EU", 5}, - {"FI", "EU", 5}, - {"FR", "EU", 5}, - {"DE", "EU", 5}, - {"GR", "EU", 5}, - {"HU", "EU", 5}, - {"IE", "EU", 5}, - {"IT", "EU", 5}, - {"LV", "EU", 5}, - {"LI", "EU", 5}, - {"LT", "EU", 5}, - {"LU", "EU", 5}, - {"MT", "EU", 5}, - {"NL", "EU", 5}, - {"PL", "EU", 5}, - {"PT", "EU", 5}, - {"RO", "EU", 5}, - {"SK", "EU", 5}, - {"SI", "EU", 5}, - {"ES", "EU", 5}, - {"SE", "EU", 5}, - {"GB", "EU", 5}, /* input ISO "GB" to : EU regrev 05 */ - {"IL", "IL", 0}, - {"CH", "CH", 0}, - {"TR", "TR", 0}, - {"NO", "NO", 0}, - {"KR", "XY", 3}, - {"AU", "XY", 3}, - {"CN", "XY", 3}, /* input ISO "CN" to : XY regrev 03 */ - {"TW", "XY", 3}, - {"AR", "XY", 3}, - {"MX", "XY", 3} -}; - -static void *brcm_wlan_get_country_code(char *ccode) -{ - int size = ARRAY_SIZE(brcm_wlan_translate_custom_table); - int i; - - if (!ccode) - return NULL; - - for (i = 0; i < size; i++) - if (strcmp(ccode, - brcm_wlan_translate_custom_table[i].iso_abbrev) == 0) - return &brcm_wlan_translate_custom_table[i]; - return &brcm_wlan_translate_custom_table[0]; -} - -static struct resource brcm_wlan_resources[] = { - [0] = { - .name = "bcmdhd_wlan_irq", - .start = IRQ_EINT(21), - .end = IRQ_EINT(21), - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL | IORESOURCE_IRQ_SHAREABLE, - }, -}; - -static struct wifi_platform_data brcm_wlan_control = { - .set_power = brcm_wlan_power, - .set_reset = brcm_wlan_reset, - .set_carddetect = brcm_wlan_set_carddetect, -#ifdef CONFIG_BROADCOM_WIFI_RESERVED_MEM - .mem_prealloc = brcm_wlan_mem_prealloc, -#endif - .get_country_code = brcm_wlan_get_country_code, -}; - -static struct platform_device brcm_device_wlan = { - .name = "bcmdhd_wlan", - .id = 1, - .num_resources = ARRAY_SIZE(brcm_wlan_resources), - .resource = brcm_wlan_resources, - .dev = { - .platform_data = &brcm_wlan_control, - }, -}; - -int __init brcm_wlan_init(void) -{ - printk(KERN_INFO"%s: start\n", __func__); - -#ifdef CONFIG_BROADCOM_WIFI_RESERVED_MEM - brcm_init_wlan_mem(); -#endif - - return platform_device_register(&brcm_device_wlan); -} |