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Subject[PATCH 6/7] ARM: dts: qcom: msm8974-klte: Add support for wifi
Date
The Samsung Galaxy S5 (klte), uses a Broadcom 4354 Chip connected on the
SDIO bus. The chip also requires a corresponding firmware + txt file[1].

[1] https://gitlab.com/postmarketOS/pmaports/-/blob/master/firmware/firmware-samsung-klte/APKBUILD

Signed-off-by: Iskren Chernev <iskren.chernev@gmail.com>
---
.../boot/dts/qcom-msm8974-samsung-klte.dts | 74 +++++++++++++++++++
1 file changed, 74 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts b/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts
index 29099b83b231d..989447beb4319 100644
--- a/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts
+++ b/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts
@@ -282,6 +282,17 @@ led@3 {
};
};

+ vreg_wlan: wlan-regulator {
+ compatible = "regulator-fixed";
+
+ regulator-name = "wl-reg";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+
+ gpio = <&gpio_expander 8 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
/delete-node/ vreg-boost;
};

@@ -338,6 +349,20 @@ cmd-data {
};
};

+ sdhc3_pin_a: sdhc3-pin-active {
+ clk {
+ pins = "sdc2_clk";
+ drive-strength = <6>;
+ bias-disable;
+ };
+
+ cmd-data {
+ pins = "sdc2_cmd", "sdc2_data";
+ drive-strength = <6>;
+ bias-pull-up;
+ };
+ };
+
i2c2_pins: i2c2 {
mux {
pins = "gpio6", "gpio7";
@@ -385,6 +410,16 @@ res {
drive-strength = <2>;
};
};
+
+ wifi_pin: wifi {
+ int {
+ pins = "gpio92";
+ function = "gpio";
+
+ input-enable;
+ bias-pull-down;
+ };
+ };
};

sdhci@f9824900 {
@@ -400,6 +435,36 @@ sdhci@f9824900 {
pinctrl-0 = <&sdhc1_pin_a>;
};

+ sdhci@f98a4900 {
+ status = "okay";
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ max-frequency = <100000000>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&sdhc3_pin_a>;
+
+ vmmc-supply = <&vreg_wlan>;
+ vqmmc-supply = <&pma8084_s4>;
+
+ bus-width = <4>;
+ non-removable;
+
+ wifi@1 {
+ reg = <1>;
+ compatible = "brcm,bcm4329-fmac";
+
+ interrupt-parent = <&msmgpio>;
+ interrupts = <92 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "host-wake";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&wlan_sleep_clk_pin &wifi_pin>;
+ };
+ };
+
usb@f9a55000 {
status = "ok";

@@ -587,6 +652,15 @@ touch_pin: touchscreen-int-pin {
input-enable;
power-source = <PMA8084_GPIO_S4>;
};
+
+ wlan_sleep_clk_pin: wlan-sleep-clk-pin {
+ pins = "gpio16";
+ function = "func2";
+
+ output-high;
+ power-source = <PMA8084_GPIO_S4>;
+ qcom,drive-strength = <PMIC_GPIO_STRENGTH_HIGH>;
+ };
};
};
};
--
2.27.0
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