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initialize wl12xx from the device tree

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Signed-off-by: Imre Kaloz <kaloz@openwrt.org>

SVN-Revision: 38934
This commit is contained in:
Imre Kaloz 2013-11-27 12:51:35 +00:00
parent 9a0d644f9e
commit 8adb3fb74d
1 changed files with 78 additions and 0 deletions
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78
target/linux/omap/patches-3.12/950-am335x-evmsk-wilink-dts.patch Normal file
View file

@ -0,0 +1,78 @@
--- a/arch/arm/boot/dts/am335x-evmsk.dts
+++ b/arch/arm/boot/dts/am335x-evmsk.dts
@@ -14,6 +14,7 @@
/dts-v1/;
#include "am33xx.dtsi"
+#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/pwm/pwm.h>
/ {
@@ -200,6 +201,33 @@
0x144 (PIN_INPUT_PULLDOWN | MUX_MODE4) /* rmii1_ref_clk.mcasp1_axr3 */
>;
};
+
+ wilink_pins: pinmux_wilink_pins {
+ pinctrl-single,pins = <
+ 0x74 (PIN_INPUT_PULLUP | MUX_MODE7) /* gpmc_wpn.gpio0_31 */
+ 0x7c (PIN_OUTPUT_PULLUP | MUX_MODE7) /* gpmc_csn0.gpio1_29 */
+ 0x80 (PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_csn1.mmc1_clk */
+ 0x84 (PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_csn2.mmc1_cmd */
+ 0x00 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad0.mmc1_dat0 */
+ 0x04 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad1.mmc1_dat1 */
+ 0x08 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad2.mmc1_dat2 */
+ 0x0c (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad3.mmc1_dat3 */
+ >;
+ };
+ };
+
+ wlan {
+ compatible = "ti,wilink6";
+ interrupt-parent = <&gpio0>;
+ interrupts = <31 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&refclock>;
+ clock-names = "refclock";
+
+ refclock: refclock {
+ compatible = "ti,wilink-clock";
+ #clock-cells = <0>;
+ clock-frequency = <38400000>;
+ };
};
ocp {
@@ -335,6 +363,16 @@
regulator-boot-on;
};
+ vmmc_wl: fixedregulator@2 {
+ compatible = "regulator-fixed";
+ regulator-name = "vmmc-wl";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ gpio = <&gpio1 29 0>;
+ startup-delay-us = <70000>;
+ enable-active-high;
+ };
+
leds {
pinctrl-names = "default";
pinctrl-0 = <&user_leds_s0>;
@@ -535,6 +573,16 @@
status = "okay";
};
+&mmc2 {
+ status = "okay";
+ vmmc-supply = <&vmmc_wl>;
+ bus-width = <4>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&wilink_pins>;
+ ti,non-removable;
+ keep-power-in-suspend;
+};
+
&mcasp1 {
pinctrl-names = "default";
pinctrl-0 = <&mcasp1_pins>;