/* * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ /dts-v1/; #include "am33xx.dtsi" / { model = "AA Home Comfort Control"; compatible = "AA, HCC", "ti,am33xx"; cpus { cpu@0 { cpu0-supply = <&dcdc3_reg>; /* Refer to the TPS65217 section */ }; }; memory { device_type = "memory"; reg = <0x80000000 0x8000000>; /* 128 MB */ }; am33xx_pinmux: pinmux@44e10800 { pinctrl-names = "default"; /* * The following definitions are for the PIN mux values. Each GPIO pad has a control * register that sets up the mode of operation along with other options (see Control Module) * The offset for the GPIO pads start at 0x800. Each GPIO pin shown below is an offset from * that address. * For eg: An address of 0x188 is actually 0x988 ==> conf_i2c0_sda * * Tip: Use the uboot mux.c file for reference */ i2c0_pins: pinmux_i2c0_pins { pinctrl-single,pins = < 0x188 (PIN_INPUT | MUX_MODE0) /* i2c0_sda.i2c0_sda */ 0x18c (PIN_INPUT | MUX_MODE0) /* i2c0_scl.i2c0_scl */ >; }; i2c2_pins: pinmux_i2c2_pins { pinctrl-single,pins = < 0x178 (PIN_INPUT | MUX_MODE2) /* uart1_ctsn.i2c2_sda */ 0x17C (PIN_INPUT | MUX_MODE2) /* uart1_rtsn.i2c2_scl */ >; }; uart0_pins: pinmux_uart0_pins { pinctrl-single,pins = < 0x170 (PIN_INPUT_PULLUP | MUX_MODE0) /* uart0_rxd.uart0_rxd */ 0x174 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* uart0_txd.uart0_txd */ >; }; /* The following are definitions for the support Module (UART-4) tbd */ uart1_pins_default: pinmux_uart1_pins_default { pinctrl-single,pins = < 0x180 (PIN_INPUT_PULLUP | MUX_MODE0) /* uart1_rxd.uart1_rxd */ 0x184 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* uart1_txd.uart1_txd */ >; }; uart1_pins_sleep: pinmux_uart1_pins_sleep { pinctrl-single,pins = < 0x180 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x184 (PIN_INPUT_PULLDOWN | MUX_MODE7) >; }; /* The following are the NAND Inteface signals (Standard no change) */ nandflash_pins_default: nandflash_pins_default { pinctrl-single,pins = < 0x0 (PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad0.gpmc_ad0 */ 0x4 (PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad1.gpmc_ad1 */ 0x8 (PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad2.gpmc_ad2 */ 0xc (PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad3.gpmc_ad3 */ 0x10 (PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad4.gpmc_ad4 */ 0x14 (PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad5.gpmc_ad5 */ 0x18 (PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad6.gpmc_ad6 */ 0x1c (PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad7.gpmc_ad7 */ 0x70 (PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_wait0.gpmc_wait0 */ 0x74 (PIN_INPUT_PULLUP | MUX_MODE7) /* gpmc_wpn.gpio0_30 */ 0x7c (PIN_OUTPUT | MUX_MODE0) /* gpmc_csn0.gpmc_csn0 */ 0x90 (PIN_OUTPUT | MUX_MODE0) /* gpmc_advn_ale.gpmc_advn_ale */ 0x94 (PIN_OUTPUT | MUX_MODE0) /* gpmc_oen_ren.gpmc_oen_ren */ 0x98 (PIN_OUTPUT | MUX_MODE0) /* gpmc_wen.gpmc_wen */ 0x9c (PIN_OUTPUT | MUX_MODE0) /* gpmc_be0n_cle.gpmc_be0n_cle */ >; }; nandflash_pins_sleep: nandflash_pins_sleep { pinctrl-single,pins = < 0x0 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x4 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x8 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0xc (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x10 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x14 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x18 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x1c (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x70 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x74 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x7c (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x90 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x94 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x98 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x9c (PIN_INPUT_PULLDOWN | MUX_MODE7) >; }; /* The following definitions are for the LCD Backlight */ ecap0_pins_default: backlight_pins { pinctrl-single,pins = < 0x164 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* eCAP0_in_PWM0_out.eCAP0_in_PWM0_out */ >; }; ecap0_pins_sleep: ecap0_pins_sleep { pinctrl-single,pins = < 0x164 (PULL_DISABLE | MUX_MODE7) /* eCAP0_in_PWM0_out.eCAP0_in_PWM0_out */ >; }; /* The following definitions are for the MII interface used for wired ethernet We use the MII interface without Gigabit Ethernet and only have 1 slave PHY NOTE - Removed all pull-up and pull-down from input signals We are using DP83848I - for this, the following settings are best. There are pull-up requirements on the PHY (so make sure these are not conflicting) */ cpsw_default: cpsw_default { pinctrl-single,pins = < /* Slave 1 */ 0x108 (PIN_INPUT | MUX_MODE0) /* mii1_col */ 0x10c (PIN_INPUT | MUX_MODE0) /* mii1_crs */ 0x110 (PIN_INPUT | MUX_MODE0) /* mii1_rxer */ 0x114 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txen */ 0x118 (PIN_INPUT | MUX_MODE0) /* mii1_rxdv */ 0x11c (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txd3 */ 0x120 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txd2 */ 0x124 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txd1 */ 0x128 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txd0 */ 0x12c (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txclk */ 0x130 (PIN_INPUT | MUX_MODE0) /* mii1_rxclk */ 0x134 (PIN_INPUT | MUX_MODE0) /* mii1_rxd3 */ 0x138 (PIN_INPUT | MUX_MODE0) /* mii1_rxd2 */ 0x13c (PIN_INPUT | MUX_MODE0) /* mii1_rxd1 */ 0x140 (PIN_INPUT | MUX_MODE0) /* mii1_rxd0 */ >; }; cpsw_sleep: cpsw_sleep { pinctrl-single,pins = < /* Slave 1 reset value */ 0x108 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x10c (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x110 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x114 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x118 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x11c (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x120 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x124 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x128 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x12c (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x130 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x134 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x138 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x13c (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x140 (PIN_INPUT_PULLDOWN | MUX_MODE7) >; }; /* NOTE - Removed pull-up from the MDIO as there is a hard pull-up on the board */ davinci_mdio_default: davinci_mdio_default { pinctrl-single,pins = < /* MDIO */ 0x148 (PIN_INPUT | SLEWCTRL_FAST | MUX_MODE0) /* mdio_data.mdio_data */ 0x14c (PIN_OUTPUT_PULLUP | MUX_MODE0) /* mdio_clk.mdio_clk */ >; }; davinci_mdio_sleep: davinci_mdio_sleep { pinctrl-single,pins = < /* MDIO reset value */ 0x148 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x14c (PIN_INPUT_PULLDOWN | MUX_MODE7) >; }; /* The following definitions are for MMC-0 (We use GPIO_0_29 as the card detect). There is no write protect signal. [MODE 7 is normal GPIO] */ mmc1_pins_default: pinmux_mmc1_pins { pinctrl-single,pins = < 0x0F0 (PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat3.mmc0_dat3 */ 0x0F4 (PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat2.mmc0_dat2 */ 0x0F8 (PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat1.mmc0_dat1 */ 0x0FC (PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat0.mmc0_dat0 */ 0x100 (PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_clk.mmc0_clk */ 0x104 (PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_cmd.mmc0_cmd */ 0x144 (PIN_INPUT | MUX_MODE7) /* rmii1_ref_clk.gpio0_29 */ >; }; mmc1_pins_sleep: pinmux_mmc1_pins_sleep { pinctrl-single,pins = < 0x0F0 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x0F4 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x0F8 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x0FC (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x100 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x104 (PIN_INPUT_PULLDOWN | MUX_MODE7) 0x144 (PIN_INPUT_PULLDOWN | MUX_MODE7) >; }; /* The following definitions are for LCD signals (we use 24 bpp) */ lcd_pins_default: lcd_pins_default { pinctrl-single,pins = < 0x20 0x01 /* gpmc_ad8.lcd_data16, OUTPUT | MODE1 */ 0x24 0x01 /* gpmc_ad9.lcd_data17, OUTPUT | MODE1 */ 0x28 0x01 /* gpmc_ad10.lcd_data18, OUTPUT | MODE1 */ 0x2c 0x01 /* gpmc_ad11.lcd_data19, OUTPUT | MODE1 */ 0x30 0x01 /* gpmc_ad12.lcd_data20, OUTPUT | MODE1 */ 0x34 0x01 /* gpmc_ad13.lcd_data21, OUTPUT | MODE1 */ 0x38 0x01 /* gpmc_ad14.lcd_data22, OUTPUT | MODE1 */ 0x3c 0x01 /* gpmc_ad15.lcd_data23, OUTPUT | MODE1 */ 0xa0 0x00 /* lcd_data0.lcd_data0, OUTPUT | MODE0 */ 0xa4 0x00 /* lcd_data1.lcd_data1, OUTPUT | MODE0 */ 0xa8 0x00 /* lcd_data2.lcd_data2, OUTPUT | MODE0 */ 0xac 0x00 /* lcd_data3.lcd_data3, OUTPUT | MODE0 */ 0xb0 0x00 /* lcd_data4.lcd_data4, OUTPUT | MODE0 */ 0xb4 0x00 /* lcd_data5.lcd_data5, OUTPUT | MODE0 */ 0xb8 0x00 /* lcd_data6.lcd_data6, OUTPUT | MODE0 */ 0xbc 0x00 /* lcd_data7.lcd_data7, OUTPUT | MODE0 */ 0xc0 0x00 /* lcd_data8.lcd_data8, OUTPUT | MODE0 */ 0xc4 0x00 /* lcd_data9.lcd_data9, OUTPUT | MODE0 */ 0xc8 0x00 /* lcd_data10.lcd_data10, OUTPUT | MODE0 */ 0xcc 0x00 /* lcd_data11.lcd_data11, OUTPUT | MODE0 */ 0xd0 0x00 /* lcd_data12.lcd_data12, OUTPUT | MODE0 */ 0xd4 0x00 /* lcd_data13.lcd_data13, OUTPUT | MODE0 */ 0xd8 0x00 /* lcd_data14.lcd_data14, OUTPUT | MODE0 */ 0xdc 0x00 /* lcd_data15.lcd_data15, OUTPUT | MODE0 */ 0xe0 0x00 /* lcd_vsync.lcd_vsync, OUTPUT | MODE0 */ 0xe4 0x00 /* lcd_hsync.lcd_hsync, OUTPUT | MODE0 */ 0xe8 0x00 /* lcd_pclk.lcd_pclk, OUTPUT | MODE0 */ 0xec 0x00 /* lcd_ac_bias_en.lcd_ac_bias_en, OUTPUT | MODE0 */ >; }; lcd_pins_sleep: lcd_pins_sleep { pinctrl-single,pins = < 0x20 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad8.lcd_data16 */ 0x24 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad9.lcd_data17 */ 0x28 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad10.lcd_data18 */ 0x2c (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad11.lcd_data19 */ 0x30 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad12.lcd_data20 */ 0x34 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad13.lcd_data21 */ 0x38 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad14.lcd_data22 */ 0x3c (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad15.lcd_data23 */ 0xa0 (PULL_DISABLE | MUX_MODE7) /* lcd_data0.lcd_data0 */ 0xa4 (PULL_DISABLE | MUX_MODE7) /* lcd_data1.lcd_data1 */ 0xa8 (PULL_DISABLE | MUX_MODE7) /* lcd_data2.lcd_data2 */ 0xac (PULL_DISABLE | MUX_MODE7) /* lcd_data3.lcd_data3 */ 0xb0 (PULL_DISABLE | MUX_MODE7) /* lcd_data4.lcd_data4 */ 0xb4 (PULL_DISABLE | MUX_MODE7) /* lcd_data5.lcd_data5 */ 0xb8 (PULL_DISABLE | MUX_MODE7) /* lcd_data6.lcd_data6 */ 0xbc (PULL_DISABLE | MUX_MODE7) /* lcd_data7.lcd_data7 */ 0xc0 (PULL_DISABLE | MUX_MODE7) /* lcd_data8.lcd_data8 */ 0xc4 (PULL_DISABLE | MUX_MODE7) /* lcd_data9.lcd_data9 */ 0xc8 (PULL_DISABLE | MUX_MODE7) /* lcd_data10.lcd_data10 */ 0xcc (PULL_DISABLE | MUX_MODE7) /* lcd_data11.lcd_data11 */ 0xd0 (PULL_DISABLE | MUX_MODE7) /* lcd_data12.lcd_data12 */ 0xd4 (PULL_DISABLE | MUX_MODE7) /* lcd_data13.lcd_data13 */ 0xd8 (PULL_DISABLE | MUX_MODE7) /* lcd_data14.lcd_data14 */ 0xdc (PULL_DISABLE | MUX_MODE7) /* lcd_data15.lcd_data15 */ 0xe0 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* lcd_vsync.lcd_vsync, OUTPUT | MODE0 */ 0xe4 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* lcd_hsync.lcd_hsync */ 0xe8 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* lcd_pclk.lcd_pclk */ 0xec (PIN_INPUT_PULLDOWN | MUX_MODE7) /* lcd_ac_bias_en.lcd_ac_bias_en */ >; }; }; ocp { uart0: serial@44e09000 { pinctrl-names = "default"; pinctrl-0 = <&uart0_pins>; status = "okay"; }; uart1: serial@48022000 { pinctrl-names = "default", "sleep"; pinctrl-0 = <&uart1_pins_default>; pinctrl-1 = <&uart1_pins_sleep>; status = "okay"; }; i2c0: i2c@44e0b000 { pinctrl-names = "default"; pinctrl-0 = <&i2c0_pins>; status = "okay"; clock-frequency = <400000>; /* Set OPP100 (1.10V) for VDD core */ sleep-sequence = /bits/ 8 < 0x02 0x24 0x0b 0x6d /* Password unlock 1 */ 0x02 0x24 0x10 0x08 /* Set DCDC3 to 1.1V */ 0x02 0x24 0x0b 0x6d /* Password unlock 2 */ 0x02 0x24 0x10 0x08 /* Set DCDC3 to 1.1V */ 0x02 0x24 0x0b 0x6c /* Password unlock 1 */ 0x02 0x24 0x11 0x86 /* Apply DCDC changes */ 0x02 0x24 0x0b 0x6c /* Password unlock 2 */ 0x02 0x24 0x11 0x86 /* Apply DCDC changes */ >; /* Set OPP100 (1.10V) for VDD core */ wake-sequence = /bits/ 8 < 0x02 0x24 0x0b 0x6d /* Password unlock 1 */ 0x02 0x24 0x10 0x08 /* Set DCDC3 to 1.1V */ 0x02 0x24 0x0b 0x6d /* Password unlock 2 */ 0x02 0x24 0x10 0x08 /* Set DCDC3 to 1.1V */ 0x02 0x24 0x0b 0x6c /* Password unlock 1 */ 0x02 0x24 0x11 0x86 /* Apply DCDC changes */ 0x02 0x24 0x0b 0x6c /* Password unlock 2 */ 0x02 0x24 0x11 0x86 /* Apply DCDC changes */ >; tps: tps@24 { reg = <0x24>; }; }; /* The following are the USB settings. We only have 1 USB (0) and is used as a Host */ musb: usb@47400000 { /* USB Susbsystem registers */ status = "okay"; control@44e10000 { /* Control Module registers */ status = "okay"; }; usb-phy@47401300 { /* USB-0 PHY registers */ status = "okay"; }; usb@47401000 { /* USB-0 Controller registers */ status = "okay"; dr_mode = "host"; }; dma-controller@07402000 { status = "okay"; }; }; /* The following are the I2C-2 settings. We have 2 devices set-up on the I2C-2 bus - SHT21 and RTC PCF8563 */ i2c2: i2c@4819c000 { pinctrl-names = "default"; pinctrl-0 = <&i2c2_pins>; status = "okay"; clock-frequency = <400000>; /* Address is 0x80 (but entered as 0x80 >> 1) */ sht21: sht21@40 { compatible = "Sensirion,sht21"; reg = <0x40>; }; /* Address is 0xA2 (but entered as 0xA2 >> 1) */ pcf8563: pcf8563@51 { compatible = "NXP,pcf8563"; reg = <0x51>; }; }; elm: elm@48080000 { status = "okay"; }; /* The following are the PWM settings for the LCD Backlight */ epwmss0: epwmss@48300000 { status = "okay"; ecap0: ecap@48300100 { status = "okay"; pinctrl-names = "default", "sleep"; pinctrl-0 = <&ecap0_pins_default>; pinctrl-1 = <&ecap0_pins_sleep>; }; }; /* The following are the GPMC (NAND) settings. 2GB NAND TODO - come back to this later */ gpmc: gpmc@50000000 { status = "okay"; pinctrl-names = "default", "sleep"; pinctrl-0 = <&nandflash_pins_default>; pinctrl-1 = <&nandflash_pins_sleep>; ranges = <0 0 0x08000000 0x10000000>; /* CS0: NAND, 256 MB */ nand@0,0 { reg = <0 0 0>; /* CS0, offset 0 */ nand-bus-width = <8>; gpmc,device-width = <1>; gpmc,sync-clk-ps = <0>; gpmc,cs-on-ns = <0>; gpmc,cs-rd-off-ns = <44>; gpmc,cs-wr-off-ns = <44>; gpmc,adv-on-ns = <6>; gpmc,adv-rd-off-ns = <34>; gpmc,adv-wr-off-ns = <44>; gpmc,we-on-ns = <0>; gpmc,we-off-ns = <40>; gpmc,oe-on-ns = <0>; gpmc,oe-off-ns = <54>; gpmc,access-ns = <64>; gpmc,rd-cycle-ns = <82>; gpmc,wr-cycle-ns = <82>; gpmc,wait-on-read = "true"; gpmc,wait-on-write = "true"; gpmc,bus-turnaround-ns = <0>; gpmc,cycle2cycle-delay-ns = <0>; gpmc,clk-activation-ns = <0>; gpmc,wait-monitoring-ns = <0>; gpmc,wr-access-ns = <40>; gpmc,wr-data-mux-bus-ns = <0>; ti,nand-ecc-opt= "bch8"; ti,elm-id = <&elm>; /* MTD partition table */ /* All SPL-* partitions are sized to minimal length * which can be independently programmable. For * NAND flash this is equal to size of erase-block */ #address-cells = <1>; #size-cells = <1>; partition@0 { label = "NAND.SPL"; reg = <0x00000000 0x000020000>; }; partition@1 { label = "NAND.SPL.backup1"; reg = <0x00020000 0x00020000>; }; partition@2 { label = "NAND.SPL.backup2"; reg = <0x00040000 0x00020000>; }; partition@3 { label = "NAND.SPL.backup3"; reg = <0x00060000 0x00020000>; }; partition@4 { label = "NAND.u-boot-spl-os"; reg = <0x00080000 0x00040000>; }; partition@5 { label = "NAND.u-boot"; reg = <0x000C0000 0x00100000>; }; partition@6 { label = "NAND.u-boot-env"; reg = <0x001C0000 0x00020000>; }; partition@7 { label = "NAND.u-boot-env.backup1"; reg = <0x001E0000 0x00020000>; }; partition@8 { label = "NAND.kernel"; reg = <0x00200000 0x00800000>; }; partition@9 { label = "NAND.file-system"; reg = <0x00A00000 0x0F600000>; }; }; }; lcdc: lcdc@0x4830e000 { pinctrl-names = "default", "sleep"; pinctrl-0 = <&lcd_pins_default>; pinctrl-1 = <&lcd_pins_sleep>; status = "okay"; display-timings { 800x480p62 { clock-frequency = <33000000>; hactive = <800>; vactive = <480>; hfront-porch = <35>; hback-porch = <45>; hsync-len = <48>; vback-porch = <23>; vfront-porch = <19>; vsync-len = <3>; hsync-active = <1>; vsync-active = <1>; }; }; }; }; /* The following are used for setting up the */ backlight { compatible = "pwm-backlight"; pwms = <&ecap0 0 50000 0>; brightness-levels = <0 51 53 56 62 75 101 152 255>; default-brightness-level = <8>; }; /* Don't know if these settings are needed */ panel { compatible = "ti,tilcdc,panel"; status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&lcd_pins_default>; panel-info { ac-bias = <255>; ac-bias-intrpt = <0>; dma-burst-sz = <16>; bpp = <32>; fdd = <0x80>; sync-edge = <0>; sync-ctrl = <1>; raster-order = <0>; fifo-th = <0>; }; display-timings { 800x480p62 { clock-frequency = <33000000>; hactive = <800>; vactive = <480>; hfront-porch = <35>; hback-porch = <45>; hsync-len = <48>; vback-porch = <23>; vfront-porch = <19>; vsync-len = <3>; hsync-active = <1>; vsync-active = <1>; }; }; }; }; #include "tps65217.dtsi" /* In our case we use TPS65217A specifically for designed for ZCE package So for us, the settings are as follows: - DCDC1 is set to 1.8V and will never be changed - DCDC2 is set at 3.3V and will never be changed - DCDC3 is set at 1.1V and will never be changed (NOTE - OPP50 will need change in DDR frequency as well - this is something which we may choose to do later) - LDO1 is set at 1.8V and can never be changed - LDO2 is set at 3.3V and can never be changed - LS1/LDO3 is switched off by U-boot and should remain off - LS2/LDO4 is switched off by U-boot and should remain off */ &tps { regulators { dcdc1_reg: regulator@0 { regulator-name = "vdds_ddr"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-boot-on; regulator-always-on; }; dcdc2_reg: regulator@1 { regulator-name = "vdd_peripheral"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-boot-on; regulator-always-on; }; dcdc3_reg: regulator@2 { regulator-name = "vdd_core"; regulator-name = "vdd_mpu"; regulator-min-microvolt = <1100000>; regulator-max-microvolt = <1100000>; regulator-boot-on; regulator-always-on; }; ldo1_reg: regulator@3 { regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-boot-on; regulator-always-on; }; ldo2_reg: regulator@4 { regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-boot-on; regulator-always-on; }; ldo3_reg: regulator@5 { regulator-boot-off; regulator-always-off; }; ldo4_reg: regulator@6 { regulator-boot-off; regulator-always-off; }; }; }; /* These definitions are for the wired Ethernet Make sure you override number of slaves and the active slave */ &mac { slaves = <1>; pinctrl-names = "default", "sleep"; pinctrl-0 = <&cpsw_default>; pinctrl-1 = <&cpsw_sleep>; }; &davinci_mdio { pinctrl-names = "default", "sleep"; pinctrl-0 = <&davinci_mdio_default>; pinctrl-1 = <&davinci_mdio_sleep>; }; /* The ethernet phy we use is at address 1 so make sure phy_id is updated. */ &cpsw_emac0 { phy_id = <&davinci_mdio>, <1>; phy-mode = "mii"; }; /* These definitions are for the Touch screen and ADC */ &tscadc { status = "okay"; tsc { ti,wires = <4>; ti,x-plate-resistance = <200>; ti,coordinate-readouts = <5>; ti,wire-config = <0x00 0x11 0x22 0x33>; }; adc { ti,adc-channels = <4 5 6 7>; }; }; /* These definitions are for the MMC-0 (SD Card) Card detect is GPIO_0_29 */ &mmc1 { status = "okay"; vmmc-supply = <&dcdc2_reg>; bus-width = <4>; pinctrl-names = "default", "sleep"; pinctrl-0 = <&mmc1_pins_default>; pinctrl-1 = <&mmc1_pins_sleep>; cd-gpios = <&gpio0 29 GPIO_ACTIVE_HIGH>; };