From: Vishal Mahaveer <vishalm@ti.com>
Date: Fri, 27 Apr 2018 12:09:02 +0000 (+0530)
Subject: ARM: dts: dra76-evm: Add wilink8 wlan support
X-Git-Tag: v4.18-rc1~50^2~46^2~3
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=01c5d96688b2b9509d0fea5752e716faa86f8559;p=linux.git

ARM: dts: dra76-evm: Add wilink8 wlan support

Add support for WLAN using wilink8 module. On dra76-evm, MMC4 is
used for connecting to wilink8 module.

Signed-off-by: Vishal Mahaveer <vishalm@ti.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
---

diff --git a/arch/arm/boot/dts/dra76-evm.dts b/arch/arm/boot/dts/dra76-evm.dts
index 2deb96405d06..ad154c7b0632 100644
--- a/arch/arm/boot/dts/dra76-evm.dts
+++ b/arch/arm/boot/dts/dra76-evm.dts
@@ -42,6 +42,16 @@ vsys_5v0: fixedregulator-vsys5v0 {
 		regulator-boot-on;
 	};
 
+	vio_3v6: fixedregulator-vio_3v6 {
+		compatible = "regulator-fixed";
+		regulator-name = "vio_3v6";
+		regulator-min-microvolt = <3600000>;
+		regulator-max-microvolt = <3600000>;
+		vin-supply = <&vsys_5v0>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
 	vsys_3v3: fixedregulator-vsys3v3 {
 		/* Output of Cntlr A of TPS43351-Q1 on dra76-evm */
 		compatible = "regulator-fixed";
@@ -81,6 +91,16 @@ vio_1v8: fixedregulator-vio_1v8 {
 		vin-supply = <&smps5_reg>;
 	};
 
+	vmmcwl_fixed: fixedregulator-mmcwl {
+		compatible = "regulator-fixed";
+		regulator-name = "vmmcwl_fixed";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		gpio = <&gpio5 8 0>;	/* gpio5_8 */
+		startup-delay-us = <70000>;
+		enable-active-high;
+	};
+
 	vtt_fixed: fixedregulator-vtt {
 		compatible = "regulator-fixed";
 		regulator-name = "vtt_fixed";
@@ -331,6 +351,17 @@ &mmc2 {
 	pinctrl-3 = <&mmc2_pins_hs200 &mmc2_iodelay_hs200_conf>;
 };
 
+&mmc4 {
+	status = "okay";
+	vmmc-supply = <&vio_3v6>;
+	vqmmc-supply = <&vmmcwl_fixed>;
+	pinctrl-names = "default", "hs", "sdr12", "sdr25";
+	pinctrl-0 = <&mmc4_pins_hs &mmc4_iodelay_default_conf>;
+	pinctrl-1 = <&mmc4_pins_hs &mmc4_iodelay_manual1_conf>;
+	pinctrl-2 = <&mmc4_pins_hs &mmc4_iodelay_manual1_conf>;
+	pinctrl-3 = <&mmc4_pins_hs &mmc4_iodelay_manual1_conf>;
+};
+
 /* No RTC on this device */
 &rtc {
 	status = "disabled";