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ARM: dts: am437x-gp-evm: add wilink8 support 

enable mmc3 used for wlan and uart3 used for bluetooth

configure the gpios used for wlan and bluetooth controls

add fixed voltage regulator used for wlan power control

Signed-off-by: Eyal Reizer <eyalr@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Eyal Reizer 2015-05-04 15:24:24 +03:00 committed by Tony Lindgren
parent 3221dfb7fb
commit b6bbf59899
2 changed files with 103 additions and 0 deletions
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102
arch/arm/boot/dts/am437x-gp-evm.dts
View File

@ -21,6 +21,7 @@
aliases {
display0 = &lcd0;
serial3 = &uart3;
};
vmmcsd_fixed: fixedregulator-sd {
@ -42,6 +43,15 @@
gpio = <&gpio5 7 GPIO_ACTIVE_HIGH>;
};
vmmcwl_fixed: fixedregulator-mmcwl {
compatible = "regulator-fixed";
regulator-name = "vmmcwl_fixed";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
gpio = <&gpio1 20 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
backlight {
compatible = "pwm-backlight";
pwms = <&ecap0 0 50000 PWM_POLARITY_INVERTED>;
@ -109,6 +119,10 @@
};
&am43xx_pinmux {
pinctrl-names = "default", "sleep";
pinctrl-0 = <&wlan_pins_default>;
pinctrl-1 = <&wlan_pins_sleep>;
i2c0_pins: i2c0_pins {
pinctrl-single,pins = <
0x188 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0) /* i2c0_sda.i2c0_sda */
@ -340,6 +354,53 @@
0x204 (DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE7) /* cam1_data7 mode 0*/
>;
};
mmc3_pins_default: pinmux_mmc3_pins_default {
pinctrl-single,pins = <
0x8c (PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_clk.mmc2_clk */
0x88 (PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_csn3.mmc2_cmd */
0x44 (PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_a1.mmc2_dat0 */
0x48 (PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_a2.mmc2_dat1 */
0x4c (PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_a3.mmc2_dat2 */
0x78 (PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_be1n.mmc2_dat3 */
>;
};
mmc3_pins_sleep: pinmux_mmc3_pins_sleep {
pinctrl-single,pins = <
0x8c (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_clk.mmc2_clk */
0x88 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_csn3.mmc2_cmd */
0x44 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_a1.mmc2_dat0 */
0x48 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_a2.mmc2_dat1 */
0x4c (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_a3.mmc2_dat2 */
0x78 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_be1n.mmc2_dat3 */
>;
};
wlan_pins_default: pinmux_wlan_pins_default {
pinctrl-single,pins = <
0x50 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpmc_a4.gpio1_20 WL_EN */
0x5c (PIN_INPUT | WAKEUP_ENABLE | MUX_MODE7) /* gpmc_a7.gpio1_23 WL_IRQ*/
0x40 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpmc_a0.gpio1_16 BT_EN*/
>;
};
wlan_pins_sleep: pinmux_wlan_pins_sleep {
pinctrl-single,pins = <
0x50 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpmc_a4.gpio1_20 WL_EN */
0x5c (PIN_INPUT | WAKEUP_ENABLE | MUX_MODE7) /* gpmc_a7.gpio1_23 WL_IRQ*/
0x40 (PIN_OUTPUT_PULLUP | MUX_MODE7) /* gpmc_a0.gpio1_16 BT_EN*/
>;
};
uart3_pins: uart3_pins {
pinctrl-single,pins = <
0x228 (PIN_INPUT | MUX_MODE0) /* uart3_rxd.uart3_rxd */
0x22c (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* uart3_txd.uart3_txd */
0x230 (PIN_INPUT_PULLUP | MUX_MODE0) /* uart3_ctsn.uart3_ctsn */
0x234 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* uart3_rtsn.uart3_rtsn */
>;
};
};
&i2c0 {
@ -446,6 +507,10 @@
status = "okay";
};
&gpio1 {
status = "okay";
};
&gpio3 {
status = "okay";
};
@ -468,6 +533,43 @@
cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
};
&mmc3 {
status = "okay";
/* these are on the crossbar and are outlined in the
xbar-event-map element */
dmas = <&edma 30
&edma 31>;
dma-names = "tx", "rx";
vmmc-supply = <&vmmcwl_fixed>;
bus-width = <4>;
pinctrl-names = "default", "sleep";
pinctrl-0 = <&mmc3_pins_default>;
pinctrl-1 = <&mmc3_pins_sleep>;
cap-power-off-card;
keep-power-in-suspend;
ti,non-removable;
#address-cells = <1>;
#size-cells = <0>;
wlcore: wlcore@0 {
compatible = "ti,wl1835";
reg = <2>;
interrupt-parent = <&gpio1>;
interrupts = <23 IRQ_TYPE_LEVEL_HIGH>;
};
};
&edma {
ti,edma-xbar-event-map = /bits/ 16 <1 30
2 31>;
};
&uart3 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&uart3_pins>;
};
&usb2_phy1 {
status = "okay";
};

1
include/dt-bindings/pinctrl/am43xx.h
View File

@ -21,6 +21,7 @@
#define SLEWCTRL_SLOW (1 << 19)
#define SLEWCTRL_FAST 0
#define DS0_PULL_UP_DOWN_EN (1 << 27)
#define WAKEUP_ENABLE (1 << 29)
#define PIN_OUTPUT (PULL_DISABLE)
#define PIN_OUTPUT_PULLUP (PULL_UP)