cec: cec g12a bring up

PD#156734: cec: change interrupt/pinmux for g12a

Change-Id: I5f9f652addf81db4b792796d41f367073a8ac5b9
Signed-off-by: hongmin hua <hongmin.hua@amlogic.com>

arch/arm64/boot/dts/amlogic/g12a_pxp.dts

@@ -236,6 +236,29 @@
 			 */
 		};
 	};
+
+	aocec: aocec {
+		compatible = "amlogic, aocec-g12a";
+		device_name = "aocec";
+		status = "okay";
+		vendor_name = "Amlogic"; /* Max Chars: 8     */
+		/* Refer to the following URL at:
+		 * http://standards.ieee.org/develop/regauth/oui/oui.txt
+		 */
+		vendor_id = <0x000000>;
+		product_desc = "G12A"; /* Max Chars: 16    */
+		cec_osd_string = "AML_MBOX"; /* Max Chars: 14    */
+		port_num = <1>;
+		ee_cec;
+		arc_port_mask = <0x2>;
+		interrupts = <0 203 1>;
+		interrupt-names = "hdmi_aocecb";
+		pinctrl-names = "default";
+		pinctrl-0=<&eecec_b>;
+		reg = <0x0 0xFF80023c 0x0 0x4
+		       0x0 0xFF800000 0x0 0x400>;
+	};
+
 	canvas{
 		compatible = "amlogic, meson, canvas";
 		dev_name = "amlogic-canvas";

arch/arm64/boot/dts/amlogic/g12a_skt.dts

@@ -484,6 +484,28 @@
 		pinctrl-0 = <&c_uart_pins>;
 	};
 
+	aocec: aocec {
+		compatible = "amlogic, aocec-g12a";
+		device_name = "aocec";
+		status = "okay";
+		vendor_name = "Amlogic"; /* Max Chars: 8     */
+		/* Refer to the following URL at:
+		 * http://standards.ieee.org/develop/regauth/oui/oui.txt
+		 */
+		vendor_id = <0x000000>;
+		product_desc = "G12A"; /* Max Chars: 16    */
+		cec_osd_string = "AML_MBOX"; /* Max Chars: 14    */
+		port_num = <1>;
+		ee_cec;
+		arc_port_mask = <0x2>;
+		interrupts = <0 203 1>;
+		interrupt-names = "hdmi_aocecb";
+		pinctrl-names = "default";
+		pinctrl-0=<&eecec_b>;
+		reg = <0x0 0xFF80023c 0x0 0x4
+		       0x0 0xFF800000 0x0 0x400>;
+	};
+
 	dwc3: dwc3@ff500000 {
 		compatible = "synopsys, dwc3";
 		status = "okay";

arch/arm64/boot/dts/amlogic/mesong12a.dtsi

@@ -823,6 +823,20 @@
 			function = "i2c_ao_slave";
 		};
 	};
+
+	aocec_a: ao_ceca {
+		mux {
+			groups = "cec_ao_a";
+			function = "cec_ao";
+		};
+	};
+
+	aocec_b: ao_cecb {
+		mux {
+			groups = "cec_ao_b";
+			function = "cec_ao";
+		};
+	};
 };
 
 &pinctrl_periphs {
@@ -1092,6 +1106,28 @@
 			function = "pwm_e";
 		};
 	};
+
+	c_i2c_master_pin1:c_i2c_pin1 {
+		mux {
+			groups = "i2c3_sck_a",
+				"i2c3_sda_a";
+			function = "i2c3";
+		};
+	};
+
+	eecec_a: ee_ceca {
+		mux {
+			groups = "cec_ao_a_ee";
+			function = "cec_ao_ee";
+		};
+	};
+
+	eecec_b: ee_cecb {
+		mux {
+			groups = "cec_ao_b_ee";
+			function = "cec_ao_ee";
+		};
+	};
 };
 
 &pinctrl_aobus {

drivers/amlogic/cec/hdmi_ao_cec.c

@@ -510,7 +510,7 @@ static void ao_cecb_init(void)
 	writel(reg, cec_dev->cec_reg + AO_CECB_CLK_CNTL_REG0);
 
 	reg = readl(cec_dev->cec_reg + AO_RTI_PWR_CNTL_REG0);
-	reg |=  (0x01 << 6);	/* xtal gate */
+	reg |=  (0x01 << 14);	/* xtal gate */
 	writel(reg, cec_dev->cec_reg + AO_RTI_PWR_CNTL_REG0);
 
 	data32  = 0;
@@ -1840,7 +1840,6 @@ static ssize_t physical_addr_store(struct class *cla,
 
 	if (kstrtouint(buf, 16, &addr) != 1)
 		return -EINVAL;
-
 	if (addr > 0xffff || addr < 0) {
 		CEC_ERR("invalid input:%s\n", buf);
 		phy_addr_test = 0;
@@ -2385,6 +2384,11 @@ static const struct cec_platform_data_s cec_txlx_data = {
 	.ee_to_ao = 1,
 };
 
+static const struct cec_platform_data_s cec_g12a_data = {
+	.line_bit = 7,
+	.ee_to_ao = 1,
+};
+
 static const struct of_device_id aml_cec_dt_match[] = {
 	{
 		.compatible = "amlogic, amlogic-aocec",
@@ -2394,6 +2398,10 @@ static const struct of_device_id aml_cec_dt_match[] = {
 		.compatible = "amlogic, aocec-txlx",
 		.data = &cec_txlx_data,
 	},
+	{
+		.compatible = "amlogic, aocec-g12a",
+		.data = &cec_g12a_data,
+	},
 };
 #endif
 
@@ -2406,7 +2414,7 @@ static int aml_cec_probe(struct platform_device *pdev)
 	struct device_node *node = pdev->dev.of_node;
 	int irq_idx = 0, r;
 	const char *irq_name = NULL;
-	/*struct pinctrl *p;*/
+	struct pinctrl *p;
 	struct vendor_info_data *vend;
 	struct resource *res;
 	resource_size_t *base;
@@ -2502,6 +2510,19 @@ static int aml_cec_probe(struct platform_device *pdev)
 	else
 		ee_cec = 0;
 	CEC_INFO("using EE cec:%d\n", ee_cec);
+	/* pinmux set */
+	if (of_get_property(node, "pinctrl-names", NULL)) {
+		r = of_property_read_string(node,
+					    "pinctrl-names",
+					    &cec_dev->pin_name);
+		if ((!r) && strcmp(cec_dev->pin_name, "default")) {
+			CEC_INFO("%s pin name:%s\n", __func__,
+			 cec_dev->pin_name);
+			p = devm_pinctrl_get_select(&pdev->dev,
+						    cec_dev->pin_name);
+		}
+	}
+
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	if (res) {
 		base = ioremap(res->start, res->end - res->start);
@@ -2614,6 +2635,8 @@ static int aml_cec_probe(struct platform_device *pdev)
 	cec_pre_init();
 	queue_delayed_work(cec_dev->cec_thread, &cec_dev->cec_work, 0);
 
+	CEC_ERR("%s success end\n", __func__);
+
 	return 0;
 tag_cec_msg_alloc_err:
 		input_free_device(cec_dev->cec_info.remote_cec_dev);

drivers/amlogic/cec/hdmi_ao_cec.h

@@ -58,6 +58,14 @@
 #define AO_DEBUG_REG1			((0x29 << 2))
 #define AO_DEBUG_REG2			((0x2a << 2))
 #define AO_DEBUG_REG3			((0x2b << 2))
+#define AO_CEC_STICKY_DATA0			((0xca << 2))
+#define AO_CEC_STICKY_DATA1			((0xcb << 2))
+#define AO_CEC_STICKY_DATA2			((0xcc << 2))
+#define AO_CEC_STICKY_DATA3			((0xcd << 2))
+#define AO_CEC_STICKY_DATA4			((0xce << 2))
+#define AO_CEC_STICKY_DATA5			((0xcf << 2))
+#define AO_CEC_STICKY_DATA6			((0xd0 << 2))
+#define AO_CEC_STICKY_DATA7			((0xd1 << 2))
 
 /*
  * AOCEC_B