Merge branch 'for-linville' of git://git.kernel.org/pub/scm/linux/kernel/git/luca/wl12xx

28 files changed, 1300 insertions, 284 deletions

diff --git a/drivers/net/wireless/wl12xx/Kconfig b/drivers/net/wireless/wl12xx/Kconfig
index 692ebff38fc8..35ce7b0f4a60 100644
--- a/drivers/net/wireless/wl12xx/Kconfig
+++ b/drivers/net/wireless/wl12xx/Kconfig
@@ -3,7 +3,7 @@ menuconfig WL12XX_MENU
 	depends on MAC80211 && EXPERIMENTAL
 	---help---
 	  This will enable TI wl12xx driver support for the following chips:
-	  wl1271 and wl1273.
+	  wl1271, wl1273, wl1281 and wl1283.
 	  The drivers make use of the mac80211 stack.
 
 config WL12XX
diff --git a/drivers/net/wireless/wl12xx/acx.c b/drivers/net/wireless/wl12xx/acx.c
index a3db755ceeda..b277947400b5 100644
--- a/drivers/net/wireless/wl12xx/acx.c
+++ b/drivers/net/wireless/wl12xx/acx.c
@@ -965,10 +965,13 @@ int wl1271_acx_ap_mem_cfg(struct wl1271 *wl)
 	}
 
 	/* memory config */
-	mem_conf->num_stations = wl->conf.mem.num_stations;
-	mem_conf->rx_mem_block_num = wl->conf.mem.rx_block_num;
-	mem_conf->tx_min_mem_block_num = wl->conf.mem.tx_min_block_num;
-	mem_conf->num_ssid_profiles = wl->conf.mem.ssid_profiles;
+	/* FIXME: for now we always use mem_wl127x for AP, because it
+	 * doesn't support dynamic memory and we don't have the
+	 * optimal values for wl128x without dynamic memory yet */
+	mem_conf->num_stations = wl->conf.mem_wl127x.num_stations;
+	mem_conf->rx_mem_block_num = wl->conf.mem_wl127x.rx_block_num;
+	mem_conf->tx_min_mem_block_num = wl->conf.mem_wl127x.tx_min_block_num;
+	mem_conf->num_ssid_profiles = wl->conf.mem_wl127x.ssid_profiles;
 	mem_conf->total_tx_descriptors = cpu_to_le32(ACX_TX_DESCRIPTORS);
 
 	ret = wl1271_cmd_configure(wl, ACX_MEM_CFG, mem_conf,
@@ -986,6 +989,7 @@ out:
 int wl1271_acx_sta_mem_cfg(struct wl1271 *wl)
 {
 	struct wl1271_acx_sta_config_memory *mem_conf;
+	struct conf_memory_settings *mem;
 	int ret;
 
 	wl1271_debug(DEBUG_ACX, "wl1271 mem cfg");
@@ -996,16 +1000,21 @@ int wl1271_acx_sta_mem_cfg(struct wl1271 *wl)
 		goto out;
 	}
 
+	if (wl->chip.id == CHIP_ID_1283_PG20)
+		mem = &wl->conf.mem_wl128x;
+	else
+		mem = &wl->conf.mem_wl127x;
+
 	/* memory config */
-	mem_conf->num_stations = wl->conf.mem.num_stations;
-	mem_conf->rx_mem_block_num = wl->conf.mem.rx_block_num;
-	mem_conf->tx_min_mem_block_num = wl->conf.mem.tx_min_block_num;
-	mem_conf->num_ssid_profiles = wl->conf.mem.ssid_profiles;
+	mem_conf->num_stations = mem->num_stations;
+	mem_conf->rx_mem_block_num = mem->rx_block_num;
+	mem_conf->tx_min_mem_block_num = mem->tx_min_block_num;
+	mem_conf->num_ssid_profiles = mem->ssid_profiles;
 	mem_conf->total_tx_descriptors = cpu_to_le32(ACX_TX_DESCRIPTORS);
-	mem_conf->dyn_mem_enable = wl->conf.mem.dynamic_memory;
-	mem_conf->tx_free_req = wl->conf.mem.min_req_tx_blocks;
-	mem_conf->rx_free_req = wl->conf.mem.min_req_rx_blocks;
-	mem_conf->tx_min = wl->conf.mem.tx_min;
+	mem_conf->dyn_mem_enable = mem->dynamic_memory;
+	mem_conf->tx_free_req = mem->min_req_tx_blocks;
+	mem_conf->rx_free_req = mem->min_req_rx_blocks;
+	mem_conf->tx_min = mem->tx_min;
 
 	ret = wl1271_cmd_configure(wl, ACX_MEM_CFG, mem_conf,
 				   sizeof(*mem_conf));
@@ -1019,6 +1028,32 @@ out:
 	return ret;
 }
 
+int wl1271_acx_host_if_cfg_bitmap(struct wl1271 *wl, u32 host_cfg_bitmap)
+{
+	struct wl1271_acx_host_config_bitmap *bitmap_conf;
+	int ret;
+
+	bitmap_conf = kzalloc(sizeof(*bitmap_conf), GFP_KERNEL);
+	if (!bitmap_conf) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	bitmap_conf->host_cfg_bitmap = cpu_to_le32(host_cfg_bitmap);
+
+	ret = wl1271_cmd_configure(wl, ACX_HOST_IF_CFG_BITMAP,
+				   bitmap_conf, sizeof(*bitmap_conf));
+	if (ret < 0) {
+		wl1271_warning("wl1271 bitmap config opt failed: %d", ret);
+		goto out;
+	}
+
+out:
+	kfree(bitmap_conf);
+
+	return ret;
+}
+
 int wl1271_acx_init_mem_config(struct wl1271 *wl)
 {
 	int ret;
diff --git a/drivers/net/wireless/wl12xx/acx.h b/drivers/net/wireless/wl12xx/acx.h
index dd19b01d807b..0a40caeab2a2 100644
--- a/drivers/net/wireless/wl12xx/acx.h
+++ b/drivers/net/wireless/wl12xx/acx.h
@@ -939,6 +939,16 @@ struct wl1271_acx_keep_alive_config {
 	u8 padding;
 } __packed;
 
+#define HOST_IF_CFG_RX_FIFO_ENABLE     BIT(0)
+#define HOST_IF_CFG_TX_EXTRA_BLKS_SWAP BIT(1)
+#define HOST_IF_CFG_TX_PAD_TO_SDIO_BLK BIT(3)
+
+struct wl1271_acx_host_config_bitmap {
+	struct acx_header header;
+
+	__le32 host_cfg_bitmap;
+} __packed;
+
 enum {
 	WL1271_ACX_TRIG_TYPE_LEVEL = 0,
 	WL1271_ACX_TRIG_TYPE_EDGE,
@@ -1275,6 +1285,7 @@ int wl1271_acx_tx_config_options(struct wl1271 *wl);
 int wl1271_acx_ap_mem_cfg(struct wl1271 *wl);
 int wl1271_acx_sta_mem_cfg(struct wl1271 *wl);
 int wl1271_acx_init_mem_config(struct wl1271 *wl);
+int wl1271_acx_host_if_cfg_bitmap(struct wl1271 *wl, u32 host_cfg_bitmap);
 int wl1271_acx_init_rx_interrupt(struct wl1271 *wl);
 int wl1271_acx_smart_reflex(struct wl1271 *wl);
 int wl1271_acx_bet_enable(struct wl1271 *wl, bool enable);
diff --git a/drivers/net/wireless/wl12xx/boot.c b/drivers/net/wireless/wl12xx/boot.c
index 6934dffd5174..2b0cf85788b3 100644
--- a/drivers/net/wireless/wl12xx/boot.c
+++ b/drivers/net/wireless/wl12xx/boot.c
@@ -22,6 +22,7 @@
  */
 
 #include <linux/slab.h>
+#include <linux/wl12xx.h>
 
 #include "acx.h"
 #include "reg.h"
@@ -243,33 +244,57 @@ static int wl1271_boot_upload_nvs(struct wl1271 *wl)
 	if (wl->nvs == NULL)
 		return -ENODEV;
 
-	/*
-	 * FIXME: the LEGACY NVS image support (NVS's missing the 5GHz band
-	 * configurations) can be removed when those NVS files stop floating
-	 * around.
-	 */
-	if (wl->nvs_len == sizeof(struct wl1271_nvs_file) ||
-	    wl->nvs_len == WL1271_INI_LEGACY_NVS_FILE_SIZE) {
-		/* for now 11a is unsupported in AP mode */
-		if (wl->bss_type != BSS_TYPE_AP_BSS &&
-		    wl->nvs->general_params.dual_mode_select)
-			wl->enable_11a = true;
-	}
+	if (wl->chip.id == CHIP_ID_1283_PG20) {
+		struct wl128x_nvs_file *nvs = (struct wl128x_nvs_file *)wl->nvs;
+
+		if (wl->nvs_len == sizeof(struct wl128x_nvs_file)) {
+			if (nvs->general_params.dual_mode_select)
+				wl->enable_11a = true;
+		} else {
+			wl1271_error("nvs size is not as expected: %zu != %zu",
+				     wl->nvs_len,
+				     sizeof(struct wl128x_nvs_file));
+			kfree(wl->nvs);
+			wl->nvs = NULL;
+			wl->nvs_len = 0;
+			return -EILSEQ;
+		}
 
-	if (wl->nvs_len != sizeof(struct wl1271_nvs_file) &&
-	    (wl->nvs_len != WL1271_INI_LEGACY_NVS_FILE_SIZE ||
-	     wl->enable_11a)) {
-		wl1271_error("nvs size is not as expected: %zu != %zu",
-			     wl->nvs_len, sizeof(struct wl1271_nvs_file));
-		kfree(wl->nvs);
-		wl->nvs = NULL;
-		wl->nvs_len = 0;
-		return -EILSEQ;
-	}
+		/* only the first part of the NVS needs to be uploaded */
+		nvs_len = sizeof(nvs->nvs);
+		nvs_ptr = (u8 *)nvs->nvs;
+
+	} else {
+		struct wl1271_nvs_file *nvs =
+			(struct wl1271_nvs_file *)wl->nvs;
+		/*
+		 * FIXME: the LEGACY NVS image support (NVS's missing the 5GHz
+		 * band configurations) can be removed when those NVS files stop
+		 * floating around.
+		 */
+		if (wl->nvs_len == sizeof(struct wl1271_nvs_file) ||
+		    wl->nvs_len == WL1271_INI_LEGACY_NVS_FILE_SIZE) {
+			/* for now 11a is unsupported in AP mode */
+			if (wl->bss_type != BSS_TYPE_AP_BSS &&
+			    nvs->general_params.dual_mode_select)
+				wl->enable_11a = true;
+		}
 
-	/* only the first part of the NVS needs to be uploaded */
-	nvs_len = sizeof(wl->nvs->nvs);
-	nvs_ptr = (u8 *)wl->nvs->nvs;
+		if (wl->nvs_len != sizeof(struct wl1271_nvs_file) &&
+		    (wl->nvs_len != WL1271_INI_LEGACY_NVS_FILE_SIZE ||
+		     wl->enable_11a)) {
+			wl1271_error("nvs size is not as expected: %zu != %zu",
+				wl->nvs_len, sizeof(struct wl1271_nvs_file));
+			kfree(wl->nvs);
+			wl->nvs = NULL;
+			wl->nvs_len = 0;
+			return -EILSEQ;
+		}
+
+		/* only the first part of the NVS needs to be uploaded */
+		nvs_len = sizeof(nvs->nvs);
+		nvs_ptr = (u8 *) nvs->nvs;
+	}
 
 	/* update current MAC address to NVS */
 	nvs_ptr[11] = wl->mac_addr[0];
@@ -319,10 +344,13 @@ static int wl1271_boot_upload_nvs(struct wl1271 *wl)
 	/*
 	 * We've reached the first zero length, the first NVS table
 	 * is located at an aligned offset which is at least 7 bytes further.
+	 * NOTE: The wl->nvs->nvs element must be first, in order to
+	 * simplify the casting, we assume it is at the beginning of
+	 * the wl->nvs structure.
 	 */
-	nvs_ptr = (u8 *)wl->nvs->nvs +
-			ALIGN(nvs_ptr - (u8 *)wl->nvs->nvs + 7, 4);
-	nvs_len -= nvs_ptr - (u8 *)wl->nvs->nvs;
+	nvs_ptr = (u8 *)wl->nvs +
+			ALIGN(nvs_ptr - (u8 *)wl->nvs + 7, 4);
+	nvs_len -= nvs_ptr - (u8 *)wl->nvs;
 
 	/* Now we must set the partition correctly */
 	wl1271_set_partition(wl, &part_table[PART_WORK]);
@@ -454,6 +482,8 @@ static int wl1271_boot_run_firmware(struct wl1271 *wl)
 
 	if (wl->bss_type == BSS_TYPE_AP_BSS)
 		wl->event_mask |= STA_REMOVE_COMPLETE_EVENT_ID;
+	else
+		wl->event_mask |= DUMMY_PACKET_EVENT_ID;
 
 	ret = wl1271_event_unmask(wl);
 	if (ret < 0) {
@@ -493,24 +523,159 @@ static void wl1271_boot_hw_version(struct wl1271 *wl)
 		wl->quirks |= WL12XX_QUIRK_END_OF_TRANSACTION;
 }
 
-/* uploads NVS and firmware */
-int wl1271_load_firmware(struct wl1271 *wl)
+static int wl128x_switch_tcxo_to_fref(struct wl1271 *wl)
 {
-	int ret = 0;
-	u32 tmp, clk, pause;
+	u16 spare_reg;
+
+	/* Mask bits [2] & [8:4] in the sys_clk_cfg register */
+	spare_reg = wl1271_top_reg_read(wl, WL_SPARE_REG);
+	if (spare_reg == 0xFFFF)
+		return -EFAULT;
+	spare_reg |= (BIT(3) | BIT(5) | BIT(6));
+	wl1271_top_reg_write(wl, WL_SPARE_REG, spare_reg);
+
+	/* Enable FREF_CLK_REQ & mux MCS and coex PLLs to FREF */
+	wl1271_top_reg_write(wl, SYS_CLK_CFG_REG,
+			     WL_CLK_REQ_TYPE_PG2 | MCS_PLL_CLK_SEL_FREF);
+
+	/* Delay execution for 15msec, to let the HW settle */
+	mdelay(15);
+
+	return 0;
+}
+
+static bool wl128x_is_tcxo_valid(struct wl1271 *wl)
+{
+	u16 tcxo_detection;
+
+	tcxo_detection = wl1271_top_reg_read(wl, TCXO_CLK_DETECT_REG);
+	if (tcxo_detection & TCXO_DET_FAILED)
+		return false;
+
+	return true;
+}
+
+static bool wl128x_is_fref_valid(struct wl1271 *wl)
+{
+	u16 fref_detection;
+
+	fref_detection = wl1271_top_reg_read(wl, FREF_CLK_DETECT_REG);
+	if (fref_detection & FREF_CLK_DETECT_FAIL)
+		return false;
+
+	return true;
+}
+
+static int wl128x_manually_configure_mcs_pll(struct wl1271 *wl)
+{
+	wl1271_top_reg_write(wl, MCS_PLL_M_REG, MCS_PLL_M_REG_VAL);
+	wl1271_top_reg_write(wl, MCS_PLL_N_REG, MCS_PLL_N_REG_VAL);
+	wl1271_top_reg_write(wl, MCS_PLL_CONFIG_REG, MCS_PLL_CONFIG_REG_VAL);
+
+	return 0;
+}
+
+static int wl128x_configure_mcs_pll(struct wl1271 *wl, int clk)
+{
+	u16 spare_reg;
+	u16 pll_config;
+	u8 input_freq;
+
+	/* Mask bits [3:1] in the sys_clk_cfg register */
+	spare_reg = wl1271_top_reg_read(wl, WL_SPARE_REG);
+	if (spare_reg == 0xFFFF)
+		return -EFAULT;
+	spare_reg |= BIT(2);
+	wl1271_top_reg_write(wl, WL_SPARE_REG, spare_reg);
+
+	/* Handle special cases of the TCXO clock */
+	if (wl->tcxo_clock == WL12XX_TCXOCLOCK_16_8 ||
+	    wl->tcxo_clock == WL12XX_TCXOCLOCK_33_6)
+		return wl128x_manually_configure_mcs_pll(wl);
+
+	/* Set the input frequency according to the selected clock source */
+	input_freq = (clk & 1) + 1;
+
+	pll_config = wl1271_top_reg_read(wl, MCS_PLL_CONFIG_REG);
+	if (pll_config == 0xFFFF)
+		return -EFAULT;
+	pll_config |= (input_freq << MCS_SEL_IN_FREQ_SHIFT);
+	pll_config |= MCS_PLL_ENABLE_HP;
+	wl1271_top_reg_write(wl, MCS_PLL_CONFIG_REG, pll_config);
+
+	return 0;
+}
+
+/*
+ * WL128x has two clocks input - TCXO and FREF.
+ * TCXO is the main clock of the device, while FREF is used to sync
+ * between the GPS and the cellular modem.
+ * In cases where TCXO is 32.736MHz or 16.368MHz, the FREF will be used
+ * as the WLAN/BT main clock.
+ */
+static int wl128x_boot_clk(struct wl1271 *wl, int *selected_clock)
+{
+	u16 sys_clk_cfg;
+
+	/* For XTAL-only modes, FREF will be used after switching from TCXO */
+	if (wl->ref_clock == WL12XX_REFCLOCK_26_XTAL ||
+	    wl->ref_clock == WL12XX_REFCLOCK_38_XTAL) {
+		if (!wl128x_switch_tcxo_to_fref(wl))
+			return -EINVAL;
+		goto fref_clk;
+	}
+
+	/* Query the HW, to determine which clock source we should use */
+	sys_clk_cfg = wl1271_top_reg_read(wl, SYS_CLK_CFG_REG);
+	if (sys_clk_cfg == 0xFFFF)
+		return -EINVAL;
+	if (sys_clk_cfg & PRCM_CM_EN_MUX_WLAN_FREF)
+		goto fref_clk;
+
+	/* If TCXO is either 32.736MHz or 16.368MHz, switch to FREF */
+	if (wl->tcxo_clock == WL12XX_TCXOCLOCK_16_368 ||
+	    wl->tcxo_clock == WL12XX_TCXOCLOCK_32_736) {
+		if (!wl128x_switch_tcxo_to_fref(wl))
+			return -EINVAL;
+		goto fref_clk;
+	}
+
+	/* TCXO clock is selected */
+	if (!wl128x_is_tcxo_valid(wl))
+		return -EINVAL;
+	*selected_clock = wl->tcxo_clock;
+	goto config_mcs_pll;
+
+fref_clk:
+	/* FREF clock is selected */
+	if (!wl128x_is_fref_valid(wl))
+		return -EINVAL;
+	*selected_clock = wl->ref_clock;
+
+config_mcs_pll:
+	return wl128x_configure_mcs_pll(wl, *selected_clock);
+}
+
+static int wl127x_boot_clk(struct wl1271 *wl)
+{
+	u32 pause;
+	u32 clk;
 
 	wl1271_boot_hw_version(wl);
 
-	if (wl->ref_clock == 0 || wl->ref_clock == 2 || wl->ref_clock == 4)
+	if (wl->ref_clock == CONF_REF_CLK_19_2_E ||
+	    wl->ref_clock == CONF_REF_CLK_38_4_E ||
+	    wl->ref_clock == CONF_REF_CLK_38_4_M_XTAL)
 		/* ref clk: 19.2/38.4/38.4-XTAL */
 		clk = 0x3;
-	else if (wl->ref_clock == 1 || wl->ref_clock == 3)
+	else if (wl->ref_clock == CONF_REF_CLK_26_E ||
+		 wl->ref_clock == CONF_REF_CLK_52_E)
 		/* ref clk: 26/52 */
 		clk = 0x5;
 	else
 		return -EINVAL;
 
-	if (wl->ref_clock != 0) {
+	if (wl->ref_clock != CONF_REF_CLK_19_2_E) {
 		u16 val;
 		/* Set clock type (open drain) */
 		val = wl1271_top_reg_read(wl, OCP_REG_CLK_TYPE);
@@ -540,6 +705,26 @@ int wl1271_load_firmware(struct wl1271 *wl)
 	pause |= WU_COUNTER_PAUSE_VAL;
 	wl1271_write32(wl, WU_COUNTER_PAUSE, pause);
 
+	return 0;
+}
+
+/* uploads NVS and firmware */
+int wl1271_load_firmware(struct wl1271 *wl)
+{
+	int ret = 0;
+	u32 tmp, clk;
+	int selected_clock = -1;
+
+	if (wl->chip.id == CHIP_ID_1283_PG20) {
+		ret = wl128x_boot_clk(wl, &selected_clock);
+		if (ret < 0)
+			goto out;
+	} else {
+		ret = wl127x_boot_clk(wl);
+		if (ret < 0)
+			goto out;
+	}
+
 	/* Continue the ELP wake up sequence */
 	wl1271_write32(wl, WELP_ARM_COMMAND, WELP_ARM_COMMAND_VAL);
 	udelay(500);
@@ -555,7 +740,12 @@ int wl1271_load_firmware(struct wl1271 *wl)
 
 	wl1271_debug(DEBUG_BOOT, "clk2 0x%x", clk);
 
-	clk |= (wl->ref_clock << 1) << 4;
+	if (wl->chip.id == CHIP_ID_1283_PG20) {
+		clk |= ((selected_clock & 0x3) << 1) << 4;
+	} else {
+		clk |= (wl->ref_clock << 1) << 4;
+	}
+
 	wl1271_write32(wl, DRPW_SCRATCH_START, clk);
 
 	wl1271_set_partition(wl, &part_table[PART_WORK]);
@@ -585,16 +775,12 @@ int wl1271_load_firmware(struct wl1271 *wl)
 	/* 6. read the EEPROM parameters */
 	tmp = wl1271_read32(wl, SCR_PAD2);
 
-	ret = wl1271_boot_write_irq_polarity(wl);
-	if (ret < 0)
-		goto out;
-
-	wl1271_write32(wl, ACX_REG_INTERRUPT_MASK,
-		       WL1271_ACX_ALL_EVENTS_VECTOR);
-
 	/* WL1271: The reference driver skips steps 7 to 10 (jumps directly
 	 * to upload_fw) */
 
+	if (wl->chip.id == CHIP_ID_1283_PG20)
+		wl1271_top_reg_write(wl, SDIO_IO_DS, wl->conf.hci_io_ds);
+
 	ret = wl1271_boot_upload_firmware(wl);
 	if (ret < 0)
 		goto out;
@@ -618,6 +804,13 @@ int wl1271_boot(struct wl1271 *wl)
 	if (ret < 0)
 		goto out;
 
+	ret = wl1271_boot_write_irq_polarity(wl);
+	if (ret < 0)
+		goto out;
+
+	wl1271_write32(wl, ACX_REG_INTERRUPT_MASK,
+		       WL1271_ACX_ALL_EVENTS_VECTOR);
+
 	/* Enable firmware interrupts now */
 	wl1271_boot_enable_interrupts(wl);
 
diff --git a/drivers/net/wireless/wl12xx/boot.h b/drivers/net/wireless/wl12xx/boot.h
index 17229b86fc71..e8f8255bbabe 100644
--- a/drivers/net/wireless/wl12xx/boot.h
+++ b/drivers/net/wireless/wl12xx/boot.h
@@ -74,4 +74,56 @@ struct wl1271_static_data {
 #define FREF_CLK_POLARITY_BITS 0xfffff8ff
 #define CLK_REQ_OUTN_SEL       0x700
 
+/* PLL configuration algorithm for wl128x */
+#define SYS_CLK_CFG_REG              0x2200
+/* Bit[0]   -  0-TCXO,  1-FREF */
+#define MCS_PLL_CLK_SEL_FREF         BIT(0)
+/* Bit[3:2] - 01-TCXO, 10-FREF */
+#define WL_CLK_REQ_TYPE_FREF         BIT(3)
+#define WL_CLK_REQ_TYPE_PG2          (BIT(3) | BIT(2))
+/* Bit[4]   -  0-TCXO,  1-FREF */
+#define PRCM_CM_EN_MUX_WLAN_FREF     BIT(4)
+
+#define TCXO_ILOAD_INT_REG           0x2264
+#define TCXO_CLK_DETECT_REG          0x2266
+
+#define TCXO_DET_FAILED              BIT(4)
+
+#define FREF_ILOAD_INT_REG           0x2084
+#define FREF_CLK_DETECT_REG          0x2086
+#define FREF_CLK_DETECT_FAIL         BIT(4)
+
+/* Use this reg for masking during driver access */
+#define WL_SPARE_REG                 0x2320
+#define WL_SPARE_VAL                 BIT(2)
+/* Bit[6:5:3] -  mask wl write SYS_CLK_CFG[8:5:2:4] */
+#define WL_SPARE_MASK_8526           (BIT(6) | BIT(5) | BIT(3))
+
+#define PLL_LOCK_COUNTERS_REG        0xD8C
+#define PLL_LOCK_COUNTERS_COEX       0x0F
+#define PLL_LOCK_COUNTERS_MCS        0xF0
+#define MCS_PLL_OVERRIDE_REG         0xD90
+#define MCS_PLL_CONFIG_REG           0xD92
+#define MCS_SEL_IN_FREQ_MASK         0x0070
+#define MCS_SEL_IN_FREQ_SHIFT        4
+#define MCS_PLL_CONFIG_REG_VAL       0x73
+#define MCS_PLL_ENABLE_HP            (BIT(0) | BIT(1))
+
+#define MCS_PLL_M_REG                0xD94
+#define MCS_PLL_N_REG                0xD96
+#define MCS_PLL_M_REG_VAL            0xC8
+#define MCS_PLL_N_REG_VAL            0x07
+
+#define SDIO_IO_DS                   0xd14
+
+/* SDIO/wSPI DS configuration values */
+enum {
+	HCI_IO_DS_8MA = 0,
+	HCI_IO_DS_4MA = 1, /* default */
+	HCI_IO_DS_6MA = 2,
+	HCI_IO_DS_2MA = 3,
+};
+
+/* end PLL configuration algorithm for wl128x */
+
 #endif
diff --git a/drivers/net/wireless/wl12xx/cmd.c b/drivers/net/wireless/wl12xx/cmd.c
index f0aa7ab97bf7..246804428517 100644
--- a/drivers/net/wireless/wl12xx/cmd.c
+++ b/drivers/net/wireless/wl12xx/cmd.c
@@ -110,7 +110,47 @@ out:
 int wl1271_cmd_general_parms(struct wl1271 *wl)
 {
 	struct wl1271_general_parms_cmd *gen_parms;
-	struct wl1271_ini_general_params *gp = &wl->nvs->general_params;
+	struct wl1271_ini_general_params *gp =
+		&((struct wl1271_nvs_file *)wl->nvs)->general_params;
+	bool answer = false;
+	int ret;
+
+	if (!wl->nvs)
+		return -ENODEV;
+
+	gen_parms = kzalloc(sizeof(*gen_parms), GFP_KERNEL);
+	if (!gen_parms)
+		return -ENOMEM;
+
+	gen_parms->test.id = TEST_CMD_INI_FILE_GENERAL_PARAM;
+
+	memcpy(&gen_parms->general_params, gp, sizeof(*gp));
+
+	if (gp->tx_bip_fem_auto_detect)
+		answer = true;
+
+	ret = wl1271_cmd_test(wl, gen_parms, sizeof(*gen_parms), answer);
+	if (ret < 0) {
+		wl1271_warning("CMD_INI_FILE_GENERAL_PARAM failed");
+		goto out;
+	}
+
+	gp->tx_bip_fem_manufacturer =
+		gen_parms->general_params.tx_bip_fem_manufacturer;
+
+	wl1271_debug(DEBUG_CMD, "FEM autodetect: %s, manufacturer: %d\n",
+		     answer ? "auto" : "manual", gp->tx_bip_fem_manufacturer);
+
+out:
+	kfree(gen_parms);
+	return ret;
+}
+
+int wl128x_cmd_general_parms(struct wl1271 *wl)
+{
+	struct wl128x_general_parms_cmd *gen_parms;
+	struct wl128x_ini_general_params *gp =
+		&((struct wl128x_nvs_file *)wl->nvs)->general_params;
 	bool answer = false;
 	int ret;
 
@@ -147,8 +187,9 @@ out:
 
 int wl1271_cmd_radio_parms(struct wl1271 *wl)
 {
+	struct wl1271_nvs_file *nvs = (struct wl1271_nvs_file *)wl->nvs;
 	struct wl1271_radio_parms_cmd *radio_parms;
-	struct wl1271_ini_general_params *gp = &wl->nvs->general_params;
+	struct wl1271_ini_general_params *gp = &nvs->general_params;
 	int ret;
 
 	if (!wl->nvs)
@@ -161,18 +202,18 @@ int wl1271_cmd_radio_parms(struct wl1271 *wl)
 	radio_parms->test.id = TEST_CMD_INI_FILE_RADIO_PARAM;
 
 	/* 2.4GHz parameters */
-	memcpy(&radio_parms->static_params_2, &wl->nvs->stat_radio_params_2,
+	memcpy(&radio_parms->static_params_2, &nvs->stat_radio_params_2,
 	       sizeof(struct wl1271_ini_band_params_2));
 	memcpy(&radio_parms->dyn_params_2,
-	       &wl->nvs->dyn_radio_params_2[gp->tx_bip_fem_manufacturer].params,
+	       &nvs->dyn_radio_params_2[gp->tx_bip_fem_manufacturer].params,
 	       sizeof(struct wl1271_ini_fem_params_2));
 
 	/* 5GHz parameters */
 	memcpy(&radio_parms->static_params_5,
-	       &wl->nvs->stat_radio_params_5,
+	       &nvs->stat_radio_params_5,
 	       sizeof(struct wl1271_ini_band_params_5));
 	memcpy(&radio_parms->dyn_params_5,
-	       &wl->nvs->dyn_radio_params_5[gp->tx_bip_fem_manufacturer].params,
+	       &nvs->dyn_radio_params_5[gp->tx_bip_fem_manufacturer].params,
 	       sizeof(struct wl1271_ini_fem_params_5));
 
 	wl1271_dump(DEBUG_CMD, "TEST_CMD_INI_FILE_RADIO_PARAM: ",
@@ -186,6 +227,50 @@ int wl1271_cmd_radio_parms(struct wl1271 *wl)
 	return ret;
 }
 
+int wl128x_cmd_radio_parms(struct wl1271 *wl)
+{
+	struct wl128x_nvs_file *nvs = (struct wl128x_nvs_file *)wl->nvs;
+	struct wl128x_radio_parms_cmd *radio_parms;
+	struct wl128x_ini_general_params *gp = &nvs->general_params;
+	int ret;
+
+	if (!wl->nvs)
+		return -ENODEV;
+
+	radio_parms = kzalloc(sizeof(*radio_parms), GFP_KERNEL);
+	if (!radio_parms)
+		return -ENOMEM;
+
+	radio_parms->test.id = TEST_CMD_INI_FILE_RADIO_PARAM;
+
+	/* 2.4GHz parameters */
+	memcpy(&radio_parms->static_params_2, &nvs->stat_radio_params_2,
+	       sizeof(struct wl128x_ini_band_params_2));
+	memcpy(&radio_parms->dyn_params_2,
+	       &nvs->dyn_radio_params_2[gp->tx_bip_fem_manufacturer].params,
+	       sizeof(struct wl128x_ini_fem_params_2));
+
+	/* 5GHz parameters */
+	memcpy(&radio_parms->static_params_5,
+	       &nvs->stat_radio_params_5,
+	       sizeof(struct wl128x_ini_band_params_5));
+	memcpy(&radio_parms->dyn_params_5,
+	       &nvs->dyn_radio_params_5[gp->tx_bip_fem_manufacturer].params,
+	       sizeof(struct wl128x_ini_fem_params_5));
+
+	radio_parms->fem_vendor_and_options = nvs->fem_vendor_and_options;
+
+	wl1271_dump(DEBUG_CMD, "TEST_CMD_INI_FILE_RADIO_PARAM: ",
+		    radio_parms, sizeof(*radio_parms));
+
+	ret = wl1271_cmd_test(wl, radio_parms, sizeof(*radio_parms), 0);
+	if (ret < 0)
+		wl1271_warning("CMD_INI_FILE_RADIO_PARAM failed");
+
+	kfree(radio_parms);
+	return ret;
+}
+
 int wl1271_cmd_ext_radio_parms(struct wl1271 *wl)
 {
 	struct wl1271_ext_radio_parms_cmd *ext_radio_parms;
diff --git a/drivers/net/wireless/wl12xx/cmd.h b/drivers/net/wireless/wl12xx/cmd.h
index 54c12e71417e..5cac95d9480c 100644
--- a/drivers/net/wireless/wl12xx/cmd.h
+++ b/drivers/net/wireless/wl12xx/cmd.h
@@ -32,7 +32,9 @@ struct acx_header;
 int wl1271_cmd_send(struct wl1271 *wl, u16 id, void *buf, size_t len,
 		    size_t res_len);
 int wl1271_cmd_general_parms(struct wl1271 *wl);
+int wl128x_cmd_general_parms(struct wl1271 *wl);
 int wl1271_cmd_radio_parms(struct wl1271 *wl);
+int wl128x_cmd_radio_parms(struct wl1271 *wl);
 int wl1271_cmd_ext_radio_parms(struct wl1271 *wl);
 int wl1271_cmd_join(struct wl1271 *wl, u8 bss_type);
 int wl1271_cmd_test(struct wl1271 *wl, void *buf, size_t buf_len, u8 answer);
@@ -415,6 +417,21 @@ struct wl1271_general_parms_cmd {
 	u8 padding[3];
 } __packed;
 
+struct wl128x_general_parms_cmd {
+	struct wl1271_cmd_header header;
+
+	struct wl1271_cmd_test_header test;
+
+	struct wl128x_ini_general_params general_params;
+
+	u8 sr_debug_table[WL1271_INI_MAX_SMART_REFLEX_PARAM];
+	u8 sr_sen_n_p;
+	u8 sr_sen_n_p_gain;
+	u8 sr_sen_nrn;
+	u8 sr_sen_prn;
+	u8 padding[3];
+} __packed;
+
 struct wl1271_radio_parms_cmd {
 	struct wl1271_cmd_header header;
 
@@ -431,6 +448,23 @@ struct wl1271_radio_parms_cmd {
 	u8 padding3[2];
 } __packed;
 
+struct wl128x_radio_parms_cmd {
+	struct wl1271_cmd_header header;
+
+	struct wl1271_cmd_test_header test;
+
+	/* Static radio parameters */
+	struct wl128x_ini_band_params_2 static_params_2;
+	struct wl128x_ini_band_params_5 static_params_5;
+
+	u8 fem_vendor_and_options;
+
+	/* Dynamic radio parameters */
+	struct wl128x_ini_fem_params_2 dyn_params_2;
+	u8 padding2;
+	struct wl128x_ini_fem_params_5 dyn_params_5;
+} __packed;
+
 struct wl1271_ext_radio_parms_cmd {
 	struct wl1271_cmd_header header;
 
diff --git a/drivers/net/wireless/wl12xx/conf.h b/drivers/net/wireless/wl12xx/conf.h
index 856a8a2fff4f..6c9e3a673e6c 100644
--- a/drivers/net/wireless/wl12xx/conf.h
+++ b/drivers/net/wireless/wl12xx/conf.h
@@ -1004,7 +1004,9 @@ enum {
 	CONF_REF_CLK_19_2_E,
 	CONF_REF_CLK_26_E,
 	CONF_REF_CLK_38_4_E,
-	CONF_REF_CLK_52_E
+	CONF_REF_CLK_52_E,
+	CONF_REF_CLK_38_4_M_XTAL,
+	CONF_REF_CLK_26_M_XTAL,
 };
 
 enum single_dual_band_enum {
@@ -1018,15 +1020,6 @@ enum single_dual_band_enum {
 #define CONF_NUMBER_OF_CHANNELS_2_4 14
 #define CONF_NUMBER_OF_CHANNELS_5   35
 
-struct conf_radio_parms {
-	/*
-	 * FEM parameter set to use
-	 *
-	 * Range: 0 or 1
-	 */
-	u8 fem;
-};
-
 struct conf_itrim_settings {
 	/* enable dco itrim */
 	u8 enable;
@@ -1202,7 +1195,9 @@ struct conf_drv_settings {
 	struct conf_scan_settings scan;
 	struct conf_rf_settings rf;
 	struct conf_ht_setting ht;
-	struct conf_memory_settings mem;
+	struct conf_memory_settings mem_wl127x;
+	struct conf_memory_settings mem_wl128x;
+	u8 hci_io_ds;
 };
 
 #endif
diff --git a/drivers/net/wireless/wl12xx/debugfs.c b/drivers/net/wireless/wl12xx/debugfs.c
index 8e75b09723b9..70ab1986788e 100644
--- a/drivers/net/wireless/wl12xx/debugfs.c
+++ b/drivers/net/wireless/wl12xx/debugfs.c
@@ -267,7 +267,7 @@ static ssize_t gpio_power_write(struct file *file,
 	}
 	buf[len] = '\0';
 
-	ret = strict_strtoul(buf, 0, &value);
+	ret = kstrtoul(buf, 0, &value);
 	if (ret < 0) {
 		wl1271_warning("illegal value in gpio_power");
 		return -EINVAL;
diff --git a/drivers/net/wireless/wl12xx/event.c b/drivers/net/wireless/wl12xx/event.c
index 1b170c5cc595..ae69330e807c 100644
--- a/drivers/net/wireless/wl12xx/event.c
+++ b/drivers/net/wireless/wl12xx/event.c
@@ -33,6 +33,7 @@ void wl1271_pspoll_work(struct work_struct *work)
 {
 	struct delayed_work *dwork;
 	struct wl1271 *wl;
+	int ret;
 
 	dwork = container_of(work, struct delayed_work, work);
 	wl = container_of(dwork, struct wl1271, pspoll_work);
@@ -55,8 +56,13 @@ void wl1271_pspoll_work(struct work_struct *work)
 	 * delivery failure occurred, and no-one changed state since, so
 	 * we should go back to powersave.
 	 */
+	ret = wl1271_ps_elp_wakeup(wl);
+	if (ret < 0)
+		goto out;
+
 	wl1271_ps_set_mode(wl, STATION_POWER_SAVE_MODE, wl->basic_rate, true);
 
+	wl1271_ps_elp_sleep(wl);
 out:
 	mutex_unlock(&wl->mutex);
 };
@@ -129,11 +135,6 @@ static int wl1271_event_ps_report(struct wl1271 *wl,
 
 		/* enable beacon early termination */
 		ret = wl1271_acx_bet_enable(wl, true);
-		if (ret < 0)
-			break;
-
-		/*