From 137dfccd08681f7f495821a837353ee1dba21faf Mon Sep 17 00:00:00 2001 From: Eyal Reizer Date: Mon, 4 May 2015 15:24:24 +0300 Subject: [PATCH] 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 Signed-off-by: Tony Lindgren --- arch/arm/boot/dts/am437x-gp-evm.dts | 102 +++++++++++++++++++++++++++ include/dt-bindings/pinctrl/am43xx.h | 1 + 2 files changed, 103 insertions(+) diff --git a/arch/arm/boot/dts/am437x-gp-evm.dts b/arch/arm/boot/dts/am437x-gp-evm.dts index 26956cb50835d..6395f57096899 100644 --- a/arch/arm/boot/dts/am437x-gp-evm.dts +++ b/arch/arm/boot/dts/am437x-gp-evm.dts @@ -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"; }; diff --git a/include/dt-bindings/pinctrl/am43xx.h b/include/dt-bindings/pinctrl/am43xx.h index 5f4d01898c9c1..b00bbc9c60b41 100644 --- a/include/dt-bindings/pinctrl/am43xx.h +++ b/include/dt-bindings/pinctrl/am43xx.h @@ -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) -- 2.39.5