hdmi_ao_cec: save given cec config parameter to u-boot register

drivers/amlogic/cec/hdmi_ao_cec.c

@@ -1853,6 +1853,8 @@ static void cec_pre_init(void)
 			ao_ceca_init();
 	}
 
+	cec_config(cec_dev->tx_dev->cec_func_config, 1);
+
 	//need restore all logical address
 	if (cec_dev->cec_num > ENABLE_ONE_CEC)
 		cec_restore_logical_addr(CEC_B, cec_dev->cec_info.addr_enable);
@@ -3777,8 +3779,6 @@ static int aml_cec_probe(struct platform_device *pdev)
 
 	/* irq set */
 	cec_irq_enable(false);
-	/* default enable all function*/
-	cec_config(CEC_FUNC_CFG_ALL, 1);
 	/* for init */
 	cec_pre_init();
 

drivers/amlogic/media/vout/hdmitx/hdmi_tx_20/hdmi_tx_main.c

@@ -5362,6 +5362,7 @@ static  int __init hdmitx_boot_para_setup(char *s)
 	char *token;
 	unsigned int token_len = 0;
 	unsigned int token_offset = 0;
+	unsigned long list;
 	unsigned int offset = 0;
 	int size = strlen(s);
 
@@ -5374,6 +5375,12 @@ static  int __init hdmitx_boot_para_setup(char *s)
 			if ((token_len == 3)
 				&& (strncmp(token, "off", token_len) == 0)) {
 				init_flag |= INIT_FLAG_NOT_LOAD;
+			} else if (strncmp(token, "cec", 3) == 0) {
+				kstrtoul(token+3, 16, &list);
+				if ((list >= 0) && (list <= 0xff))
+					hdmitx_device.cec_func_config = list;
+				pr_info("HDMI hdmi_cec_func_config:0x%x\n",
+					hdmitx_device.cec_func_config);
 			}
 			check_hdmiuboot_attr(token);
 		}

include/linux/amlogic/media/vout/hdmi_tx/hdmi_tx_module.h

@@ -478,6 +478,7 @@ struct hdmitx_dev {
 	unsigned int cedst_en:1; /* configure in DTS */
 	unsigned int hdr_priority:1;
 	unsigned int drm_feature;/*Direct Rander Management*/
+	unsigned int cec_func_config;
 };
 
 #define CMD_DDC_OFFSET          (0x10 << 24)