x86: baytrail: fsp: Use a function to update the Azalia config pointer

At present we directly pass the Azalia config pointer to the FSP UPD.
This updates to use a function to do the stuff, like Braswell does.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Stefan Roese <sr@denx.de>

arch/x86/cpu/baytrail/fsp_configs.c

@@ -120,6 +120,17 @@ const struct azalia_config azalia_config = {
 };
 
 /**
+ * Override the FSP's Azalia configuration data
+ *
+ * @azalia:	pointer to be updated to point to a ROM address where Azalia
+ *		configuration data is stored
+ */
+static void update_fsp_azalia_configs(struct azalia_config **azalia)
+{
+	*azalia = (struct azalia_config *)&azalia_config;
+}
+
+/**
  * Override the FSP's configuration data.
  * If the device tree does not specify an integer setting, use the default
  * provided in Intel's Baytrail_FSP_Gold4.tgz release FSP/BayleyBayFsp.bsf file.
@@ -137,8 +148,6 @@ void update_fsp_configs(struct fsp_config_data *config,
 	rt_buf->common.boot_mode = config->common.boot_mode;
 	rt_buf->common.upd_data = &config->fsp_upd;
 
-	fsp_upd->azalia_config_ptr = (uint32_t)&azalia_config;
-
 	node = fdtdec_next_compatible(blob, 0, COMPAT_INTEL_BAYTRAIL_FSP);
 	if (node < 0) {
 		debug("%s: Cannot find FSP node\n", __func__);
@@ -173,6 +182,8 @@ void update_fsp_configs(struct fsp_config_data *config,
 					    SATA_MODE_AHCI);
 	fsp_upd->enable_azalia = fdtdec_get_bool(blob, node,
 						 "fsp,enable-azalia");
+	if (fsp_upd->enable_azalia)
+		update_fsp_azalia_configs(&fsp_upd->azalia_cfg_ptr);
 	fsp_upd->enable_xhci = fdtdec_get_bool(blob, node, "fsp,enable-xhci");
 	fsp_upd->lpe_mode = fdtdec_get_int(blob, node, "fsp,lpe-mode",
 					   LPE_MODE_PCI);

arch/x86/include/asm/arch-baytrail/fsp/fsp_vpd.h

@@ -45,7 +45,7 @@ struct __packed upd_region {
 	uint8_t enable_sata;			/* Offset 0x002d */
 	uint8_t sata_mode;			/* Offset 0x002e */
 	uint8_t enable_azalia;			/* Offset 0x002f */
-	uint32_t azalia_config_ptr;		/* Offset 0x0030 */
+	struct azalia_config *azalia_cfg_ptr;	/* Offset 0x0030 */
 	uint8_t enable_xhci;			/* Offset 0x0034 */
 	uint8_t lpe_mode;			/* Offset 0x0035 */
 	uint8_t lpss_sio_mode;			/* Offset 0x0036 */