diff options
Diffstat (limited to 'kernel/arch/arm/boot/dts/am437x-gp-evm.dts')
| -rw-r--r-- | kernel/arch/arm/boot/dts/am437x-gp-evm.dts | 371 |
1 files changed, 350 insertions, 21 deletions
diff --git a/kernel/arch/arm/boot/dts/am437x-gp-evm.dts b/kernel/arch/arm/boot/dts/am437x-gp-evm.dts index 26956cb50..d2450ab0a 100644 --- a/kernel/arch/arm/boot/dts/am437x-gp-evm.dts +++ b/kernel/arch/arm/boot/dts/am437x-gp-evm.dts @@ -23,9 +23,9 @@ display0 = &lcd0; }; - vmmcsd_fixed: fixedregulator-sd { + evm_v3_3d: fixedregulator-v3_3d { compatible = "regulator-fixed"; - regulator-name = "vmmcsd_fixed"; + regulator-name = "evm_v3_3d"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; enable-active-high; @@ -42,6 +42,15 @@ 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>; @@ -73,17 +82,6 @@ compatible = "osddisplays,osd057T0559-34ts", "panel-dpi"; label = "lcd"; - pinctrl-names = "default"; - pinctrl-0 = <&lcd_pins>; - - /* - * SelLCDorHDMI, LOW to select HDMI. This is not really the - * panel's enable GPIO, but we don't have HDMI driver support nor - * support to switch between two displays, so using this gpio as - * panel's enable should be safe. - */ - enable-gpios = <&gpio5 8 GPIO_ACTIVE_HIGH>; - panel-timing { clock-frequency = <33000000>; hactive = <800>; @@ -106,9 +104,54 @@ }; }; }; + + /* fixed 12MHz oscillator */ + refclk: oscillator { + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-frequency = <12000000>; + }; + + /* fixed 32k external oscillator clock */ + clk_32k_rtc: clk_32k_rtc { + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-frequency = <32768>; + }; + + sound0: sound@0 { + compatible = "simple-audio-card"; + simple-audio-card,name = "AM437x-GP-EVM"; + simple-audio-card,widgets = + "Headphone", "Headphone Jack", + "Line", "Line In"; + simple-audio-card,routing = + "Headphone Jack", "HPLOUT", + "Headphone Jack", "HPROUT", + "LINE1L", "Line In", + "LINE1R", "Line In"; + simple-audio-card,format = "dsp_b"; + simple-audio-card,bitclock-master = <&sound0_master>; + simple-audio-card,frame-master = <&sound0_master>; + simple-audio-card,bitclock-inversion; + + simple-audio-card,cpu { + sound-dai = <&mcasp1>; + system-clock-frequency = <12000000>; + }; + + sound0_master: simple-audio-card,codec { + sound-dai = <&tlv320aic3106>; + system-clock-frequency = <12000000>; + }; + }; }; &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 */ @@ -195,7 +238,6 @@ nand_flash_x8: nand_flash_x8 { pinctrl-single,pins = < - 0x26c(PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* spi2_cs0.gpio/eMMCorNANDsel */ 0x0 (PIN_INPUT | MUX_MODE0) /* gpmc_ad0.gpmc_ad0 */ 0x4 (PIN_INPUT | MUX_MODE0) /* gpmc_ad1.gpmc_ad1 */ 0x8 (PIN_INPUT | MUX_MODE0) /* gpmc_ad2.gpmc_ad2 */ @@ -248,7 +290,7 @@ >; }; - lcd_pins: lcd_pins { + display_mux_pins: display_mux_pins { pinctrl-single,pins = < /* GPIO 5_8 to select LCD / HDMI */ 0x238 (PIN_OUTPUT_PULLUP | MUX_MODE7) @@ -262,6 +304,13 @@ >; }; + dcan0_sleep: dcan0_sleep_pins { + pinctrl-single,pins = < + 0x178 (PIN_INPUT_PULLUP | MUX_MODE7) /* uart1_ctsn.gpio0_12 */ + 0x17c (PIN_INPUT_PULLUP | MUX_MODE7) /* uart1_rtsn.gpio0_13 */ + >; + }; + dcan1_default: dcan1_default_pins { pinctrl-single,pins = < 0x180 (PIN_OUTPUT | MUX_MODE2) /* uart1_rxd.d_can1_tx */ @@ -269,6 +318,13 @@ >; }; + dcan1_sleep: dcan1_sleep_pins { + pinctrl-single,pins = < + 0x180 (PIN_INPUT_PULLUP | MUX_MODE7) /* uart1_rxd.gpio0_14 */ + 0x184 (PIN_INPUT_PULLUP | MUX_MODE7) /* uart1_txd.gpio0_15 */ + >; + }; + vpfe0_pins_default: vpfe0_pins_default { pinctrl-single,pins = < 0x1B0 (PIN_INPUT_PULLUP | MUX_MODE0) /* cam0_hd mode 0*/ @@ -340,6 +396,107 @@ 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 */ + >; + }; + + mcasp1_pins: mcasp1_pins { + pinctrl-single,pins = < + 0x108 (PIN_OUTPUT_PULLDOWN | MUX_MODE4) /* mii1_col.mcasp1_axr2 */ + 0x10c (PIN_INPUT_PULLDOWN | MUX_MODE4) /* mii1_crs.mcasp1_aclkx */ + 0x110 (PIN_INPUT_PULLDOWN | MUX_MODE4) /* mii1_rxerr.mcasp1_fsx */ + 0x144 (PIN_INPUT_PULLDOWN | MUX_MODE4) /* rmii1_ref_clk.mcasp1_axr3 */ + >; + }; + + mcasp1_sleep_pins: mcasp1_sleep_pins { + pinctrl-single,pins = < + 0x108 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x10c (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x110 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x144 (PIN_INPUT_PULLDOWN | MUX_MODE7) + >; + }; + + gpio0_pins: gpio0_pins { + pinctrl-single,pins = < + 0x26c (PIN_OUTPUT | MUX_MODE9) /* spi2_cs0.gpio0_23 SEL_eMMCorNANDn */ + >; + }; + + emmc_pins_default: emmc_pins_default { + pinctrl-single,pins = < + 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 */ + 0x10 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad4.mmc1_dat4 */ + 0x14 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad5.mmc1_dat5 */ + 0x18 (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad6.mmc1_dat6 */ + 0x1c (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad7.mmc1_dat7 */ + 0x80 (PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_csn1.mmc1_clk */ + 0x84 (PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_csn2.mmc1_cmd */ + >; + }; + + emmc_pins_sleep: emmc_pins_sleep { + pinctrl-single,pins = < + 0x00 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad0.gpio1_0 */ + 0x04 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad1.gpio1_1 */ + 0x08 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad2.gpio1_2 */ + 0x0c (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad3.gpio1_3 */ + 0x10 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad4.gpio1_4 */ + 0x14 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad5.gpio1_5 */ + 0x18 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad6.gpio1_6 */ + 0x1c (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad7.gpio1_7 */ + 0x80 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_csn1.gpio1_30 */ + 0x84 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_csn2.gpio1_31 */ + >; + }; }; &i2c0 { @@ -386,6 +543,8 @@ regulator-name = "v1_0bat"; regulator-min-microvolt = <1000000>; regulator-max-microvolt = <1000000>; + regulator-boot-on; + regulator-always-on; }; dcdc6: regulator-dcdc6 { @@ -393,6 +552,8 @@ regulator-name = "v1_8bat"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; + regulator-boot-on; + regulator-always-on; }; ldo1: regulator-ldo1 { @@ -403,6 +564,21 @@ regulator-always-on; }; }; + + ov2659@30 { + compatible = "ovti,ov2659"; + reg = <0x30>; + + clocks = <&refclk 0>; + clock-names = "xvclk"; + + port { + ov2659_0: endpoint { + remote-endpoint = <&vpfe1_ep>; + link-frequencies = /bits/ 64 <70000000>; + }; + }; + }; }; &i2c1 { @@ -419,8 +595,45 @@ attb-gpio = <&gpio3 22 GPIO_ACTIVE_HIGH>; + /* + * 0x264 represents the offset of padconf register of + * gpio3_22 from am43xx_pinmux base. + */ + interrupts-extended = <&gpio3 22 IRQ_TYPE_NONE>, + <&am43xx_pinmux 0x264>; + interrupt-names = "tsc", "wakeup"; + touchscreen-size-x = <1024>; touchscreen-size-y = <600>; + wakeup-source; + }; + + ov2659@30 { + compatible = "ovti,ov2659"; + reg = <0x30>; + + clocks = <&refclk 0>; + clock-names = "xvclk"; + + port { + ov2659_1: endpoint { + remote-endpoint = <&vpfe0_ep>; + link-frequencies = /bits/ 64 <70000000>; + }; + }; + }; + + tlv320aic3106: tlv320aic3106@1b { + #sound-dai-cells = <0>; + compatible = "ti,tlv320aic3106"; + reg = <0x1b>; + status = "okay"; + + /* Regulators */ + IOVDD-supply = <&evm_v3_3d>; /* V3_3D -> <tps63031> EN: V1_8D -> VBAT */ + AVDD-supply = <&evm_v3_3d>; /* v3_3AUD -> V3_3D -> ... */ + DRVDD-supply = <&evm_v3_3d>; /* v3_3AUD -> V3_3D -> ... */ + DVDD-supply = <&ldo1>; /* V1_8D -> LDO1 */ }; }; @@ -443,6 +656,26 @@ }; &gpio0 { + pinctrl-names = "default"; + pinctrl-0 = <&gpio0_pins>; + status = "okay"; + + p23 { + gpio-hog; + gpios = <23 GPIO_ACTIVE_HIGH>; + /* SelEMMCorNAND selects between eMMC and NAND: + * Low: NAND + * High: eMMC + * When changing this line make sure the newly + * selected device node is enabled and the previously + * selected device node is disabled. + */ + output-low; + line-name = "SelEMMCorNAND"; + }; +}; + +&gpio1 { status = "okay"; }; @@ -455,17 +688,83 @@ }; &gpio5 { + pinctrl-names = "default"; + pinctrl-0 = <&display_mux_pins>; status = "okay"; ti,no-reset-on-init; + + p8 { + /* + * SelLCDorHDMI selects between display and audio paths: + * Low: HDMI display with audio via HDMI + * High: LCD display with analog audio via aic3111 codec + */ + gpio-hog; + gpios = <8 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "SelLCDorHDMI"; + }; }; &mmc1 { status = "okay"; - vmmc-supply = <&vmmcsd_fixed>; + vmmc-supply = <&evm_v3_3d>; bus-width = <4>; pinctrl-names = "default"; pinctrl-0 = <&mmc1_pins>; - cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>; + cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>; +}; + +/* eMMC sits on mmc2 */ +&mmc2 { + /* + * When enabling eMMC, disable GPMC/NAND and set + * SelEMMCorNAND to output-high + */ + status = "disabled"; + vmmc-supply = <&evm_v3_3d>; + bus-width = <8>; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&emmc_pins_default>; + pinctrl-1 = <&emmc_pins_sleep>; + ti,non-removable; +}; + +&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 { @@ -511,6 +810,10 @@ }; &gpmc { + /* + * When enabling GPMC, disable eMMC and set + * SelEMMCorNAND to output-low + */ status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&nand_flash_x8>; @@ -606,14 +909,16 @@ }; &dcan0 { - pinctrl-names = "default"; + pinctrl-names = "default", "sleep"; pinctrl-0 = <&dcan0_default>; + pinctrl-1 = <&dcan0_sleep>; status = "okay"; }; &dcan1 { - pinctrl-names = "default"; + pinctrl-names = "default", "sleep"; pinctrl-0 = <&dcan1_default>; + pinctrl-1 = <&dcan1_sleep>; status = "okay"; }; @@ -625,7 +930,7 @@ port { vpfe0_ep: endpoint { - /* remote-endpoint = <&sensor>; add once we have it */ + remote-endpoint = <&ov2659_1>; ti,am437x-vpfe-interface = <0>; bus-width = <8>; hsync-active = <0>; @@ -642,7 +947,7 @@ port { vpfe1_ep: endpoint { - /* remote-endpoint = <&sensor>; add once we have it */ + remote-endpoint = <&ov2659_0>; ti,am437x-vpfe-interface = <0>; bus-width = <8>; hsync-active = <0>; @@ -650,3 +955,27 @@ }; }; }; + +&mcasp1 { + #sound-dai-cells = <0>; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&mcasp1_pins>; + pinctrl-1 = <&mcasp1_sleep_pins>; + + status = "okay"; + + op-mode = <0>; /* MCASP_IIS_MODE */ + tdm-slots = <2>; + /* 4 serializers */ + serial-dir = < /* 0: INACTIVE, 1: TX, 2: RX */ + 0 0 1 2 + >; + tx-num-evt = <32>; + rx-num-evt = <32>; +}; + +&rtc { + clocks = <&clk_32k_rtc>, <&clk_32768_ck>; + clock-names = "ext-clk", "int-clk"; + status = "okay"; +}; |