ath6kl: Support different uart_tx pin and refclk configuration

AR6003 family use uart_tx=8 and refclk=26Mhz by default, and AR6004 family
uses different uart_tx pin and could also support various xtal source,
moves these per hw configuration.

Signed-off-by: Ryan Hsu <ryanhsu@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>

diff --git a/drivers/net/wireless/ath/ath6kl/core.h b/drivers/net/wireless/ath/ath6kl/core.h
index 8bc1907..5f481c4 100644 (file)
--- a/drivers/net/wireless/ath/ath6kl/core.h
+++ b/drivers/net/wireless/ath/ath6kl/core.h
@@ -565,6 +565,8 @@ struct ath6kl {
                u32 board_ext_data_addr;
                u32 reserved_ram_size;
                u32 board_addr;
+               u32 refclk_hz;
+               u32 uarttx_pin;
 
                const char *fw_otp;
                const char *fw;

diff --git a/drivers/net/wireless/ath/ath6kl/init.c b/drivers/net/wireless/ath/ath6kl/init.c
index 040a79f..c614049 100644 (file)
--- a/drivers/net/wireless/ath/ath6kl/init.c
+++ b/drivers/net/wireless/ath/ath6kl/init.c
@@ -41,6 +41,8 @@ static const struct ath6kl_hw hw_list[] = {
                .app_load_addr                  = 0x543180,
                .board_ext_data_addr            = 0x57e500,
                .reserved_ram_size              = 6912,
+               .refclk_hz                      = 26000000,
+               .uarttx_pin                     = 8,
 
                /* hw2.0 needs override address hardcoded */
                .app_start_override_addr        = 0x944C00,
@@ -60,6 +62,8 @@ static const struct ath6kl_hw hw_list[] = {
                .app_load_addr                  = 0x1234,
                .board_ext_data_addr            = 0x542330,
                .reserved_ram_size              = 512,
+               .refclk_hz                      = 26000000,
+               .uarttx_pin                     = 8,
 
                .fw_otp                 = AR6003_HW_2_1_1_OTP_FILE,
                .fw                     = AR6003_HW_2_1_1_FIRMWARE_FILE,
@@ -77,6 +81,8 @@ static const struct ath6kl_hw hw_list[] = {
                .board_ext_data_addr            = 0x437000,
                .reserved_ram_size              = 19456,
                .board_addr                     = 0x433900,
+               .refclk_hz                      = 26000000,
+               .uarttx_pin                     = 11,
 
                .fw                     = AR6004_HW_1_0_FIRMWARE_FILE,
                .fw_api2                = AR6004_HW_1_0_FIRMWARE_2_FILE,
@@ -91,6 +97,8 @@ static const struct ath6kl_hw hw_list[] = {
                .board_ext_data_addr            = 0x437000,
                .reserved_ram_size              = 11264,
                .board_addr                     = 0x43d400,
+               .refclk_hz                      = 40000000,
+               .uarttx_pin                     = 11,
 
                .fw                     = AR6004_HW_1_1_FIRMWARE_FILE,
                .fw_api2                = AR6004_HW_1_1_FIRMWARE_2_FILE,
@@ -124,7 +132,6 @@ static const struct ath6kl_hw hw_list[] = {
  */
 #define WLAN_CONFIG_DISCONNECT_TIMEOUT 10
 
-#define CONFIG_AR600x_DEBUG_UART_TX_PIN 8
 
 #define ATH6KL_DATA_OFFSET    64
 struct sk_buff *ath6kl_buf_alloc(int size)
@@ -443,7 +450,7 @@ int ath6kl_configure_target(struct ath6kl *ar)
 {
        u32 param, ram_reserved_size;
        u8 fw_iftype, fw_mode = 0, fw_submode = 0;
-       int i;
+       int i, status;
 
        /*
         * Note: Even though the firmware interface type is
@@ -545,6 +552,24 @@ int ath6kl_configure_target(struct ath6kl *ar)
                /* use default number of control buffers */
                return -EIO;
 
+       /* Configure GPIO AR600x UART */
+       param = ar->hw.uarttx_pin;
+       status = ath6kl_bmi_write(ar,
+                               ath6kl_get_hi_item_addr(ar,
+                               HI_ITEM(hi_dbg_uart_txpin)),
+                               (u8 *)&param, 4);
+       if (status)
+               return status;
+
+       /* Configure target refclk_hz */
+       param =  ar->hw.refclk_hz;
+       status = ath6kl_bmi_write(ar,
+                               ath6kl_get_hi_item_addr(ar,
+                               HI_ITEM(hi_refclk_hz)),
+                               (u8 *)&param, 4);
+       if (status)
+               return status;
+
        return 0;
 }
 
@@ -1344,13 +1369,6 @@ static int ath6kl_init_upload(struct ath6kl *ar)
        if (status)
                return status;
 
-       /* Configure GPIO AR6003 UART */
-       param = CONFIG_AR600x_DEBUG_UART_TX_PIN;
-       status = ath6kl_bmi_write(ar,
-                                 ath6kl_get_hi_item_addr(ar,
-                                 HI_ITEM(hi_dbg_uart_txpin)),
-                                 (u8 *)&param, 4);
-
        return status;
 }
 
@@ -1382,6 +1400,9 @@ static int ath6kl_init_hw_params(struct ath6kl *ar)
                   "app_start_override_addr 0x%x board_ext_data_addr 0x%x reserved_ram_size 0x%x",
                   ar->hw.app_start_override_addr, ar->hw.board_ext_data_addr,
                   ar->hw.reserved_ram_size);
+       ath6kl_dbg(ATH6KL_DBG_BOOT,
+                  "refclk_hz %d uarttx_pin %d",
+                  ar->hw.refclk_hz, ar->hw.uarttx_pin);
 
        return 0;
 }