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authorEnric Balletbo i Serra <eballetbo@iseebcn.com>2014-11-06 13:01:45 +0100
committerTony Lindgren <tony@atomide.com>2014-11-12 16:04:37 +0100
commit2de584ed31aa0a0b7e3c936286f55245e6ebd58a (patch)
tree028069d0b31428b2dc3083c72f34de5f5ec23a09 /arch/arm/boot/dts/omap3-igep0030.dts
parentARM: dts: omap3-igep0020: Specify IGEPv2 revision in device tree. (diff)
downloadlinux-2de584ed31aa0a0b7e3c936286f55245e6ebd58a.tar.xz
linux-2de584ed31aa0a0b7e3c936286f55245e6ebd58a.zip
ARM: dts: omap3-igep00x0: Move outside common file the on board Wifi module.
New IGEP boards revisions will use another Wifi module, so this patch moves the DT nodes outside the common omap3-igep.dtsi file to specific DT for every board. Signed-off-by: Enric Balletbo i Serra <eballetbo@iseebcn.com> Acked-by: Javier Martinez Canillas <javier@dowhile0.org> Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/boot/dts/omap3-igep0030.dts')
-rw-r--r--arch/arm/boot/dts/omap3-igep0030.dts39
1 files changed, 39 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/omap3-igep0030.dts b/arch/arm/boot/dts/omap3-igep0030.dts
index d7527b63b8d3..cc2a37437196 100644
--- a/arch/arm/boot/dts/omap3-igep0030.dts
+++ b/arch/arm/boot/dts/omap3-igep0030.dts
@@ -44,9 +44,38 @@
default-state = "off";
};
};
+
+ /* Regulator to trigger the WIFI_PDN signal of the Wifi module */
+ lbee1usjyc_pdn: lbee1usjyc_pdn {
+ compatible = "regulator-fixed";
+ regulator-name = "regulator-lbee1usjyc-pdn";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio5 10 GPIO_ACTIVE_HIGH>; /* gpio_138 - WIFI_PDN */
+ startup-delay-us = <10000>;
+ enable-active-high;
+ };
+
+ /* Regulator to trigger the RESET_N_W signal of the Wifi module */
+ lbee1usjyc_reset_n_w: lbee1usjyc_reset_n_w {
+ compatible = "regulator-fixed";
+ regulator-name = "regulator-lbee1usjyc-reset-n-w";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio5 11 GPIO_ACTIVE_HIGH>; /* gpio_139 - RESET_N_W */
+ enable-active-high;
+ };
};
&omap3_pmx_core {
+ lbee1usjyc_pins: pinmux_lbee1usjyc_pins {
+ pinctrl-single,pins = <
+ OMAP3_CORE1_IOPAD(0x2166, PIN_OUTPUT | MUX_MODE4) /* sdmmc2_dat5.gpio_137 - RESET_N_W */
+ OMAP3_CORE1_IOPAD(0x2168, PIN_OUTPUT | MUX_MODE4) /* sdmmc2_dat6.gpio_138 - WIFI_PDN */
+ OMAP3_CORE1_IOPAD(0x216a, PIN_OUTPUT | MUX_MODE4) /* sdmmc2_dat7.gpio_139 - RST_N_B */
+ >;
+ };
+
uart2_pins: pinmux_uart2_pins {
pinctrl-single,pins = <
OMAP3_CORE1_IOPAD(0x216c, PIN_INPUT | MUX_MODE1) /* mcbsp3_dx.uart2_cts */
@@ -65,6 +94,16 @@
};
};
+/* On board Wifi module */
+&mmc2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc2_pins &lbee1usjyc_pins>;
+ vmmc-supply = <&lbee1usjyc_pdn>;
+ vmmc_aux-supply = <&lbee1usjyc_reset_n_w>;
+ bus-width = <4>;
+ non-removable;
+};
+
&uart2 {
pinctrl-names = "default";
pinctrl-0 = <&uart2_pins>;