[PATCH 3/3] ARM: dts: omap4-embt2ws: enable 32K clock on WLAN

From: Andreas Kemnade
Date: Sat Aug 19 2023 - 09:44:03 EST


WLAN did only work if clock was left enabled by the original system,
so make it fully enable the needed resources itself.

Signed-off-by: Andreas Kemnade <andreas@xxxxxxxxxxxx>
---
arch/arm/boot/dts/ti/omap/omap4-epson-embt2ws.dts | 12 ++++++++++++
1 file changed, 12 insertions(+)

diff --git a/arch/arm/boot/dts/ti/omap/omap4-epson-embt2ws.dts b/arch/arm/boot/dts/ti/omap/omap4-epson-embt2ws.dts
index ee86981b2e448..9ca540ef86265 100644
--- a/arch/arm/boot/dts/ti/omap/omap4-epson-embt2ws.dts
+++ b/arch/arm/boot/dts/ti/omap/omap4-epson-embt2ws.dts
@@ -69,6 +69,12 @@ unknown_supply: unknown-supply {
regulator-name = "unknown";
};

+ wl12xx_pwrseq: wl12xx-pwrseq {
+ compatible = "mmc-pwrseq-simple";
+ clocks = <&clk32kaudio>;
+ clock-names = "ext_clock";
+ };
+
/* regulator for wl12xx on sdio2 */
wl12xx_vmmc: wl12xx-vmmc {
pinctrl-names = "default";
@@ -97,6 +103,11 @@ twl: pmic@48 {
interrupt-controller;
#interrupt-cells = <1>;

+ clk32kaudio: clk-32kaudio {
+ compatible = "ti,twl6032-clk32kaudio";
+ #clock-cells = <0>;
+ };
+
rtc {
compatible = "ti,twl4030-rtc";
interrupts = <11>;
@@ -316,6 +327,7 @@ &mmc3 {
pinctrl-names = "default";
pinctrl-0 = <&wl12xx_pins>;
vmmc-supply = <&wl12xx_vmmc>;
+ mmc-pwrseq = <&wl12xx_pwrseq>;
interrupts-extended = <&wakeupgen GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH
&omap4_pmx_core 0x12e>;
non-removable;
--
2.39.2