From: Yegor Yefremov yegorslists@googlemail.com
Use DM for both MMC and USB subsystems and use dedicated DTS for U-Boot configuration.
Disable SPL support for GPIO and remove EVMSK leftover for DDR power control via GPIO.
Signed-off-by: Yegor Yefremov yegorslists@googlemail.com --- arch/arm/dts/am335x-baltos.dts | 439 ++++++++++++++++++++++++++++++++ board/vscom/baltos/board.c | 6 +- configs/am335x_baltos_defconfig | 10 +- 3 files changed, 447 insertions(+), 8 deletions(-) create mode 100644 arch/arm/dts/am335x-baltos.dts
diff --git a/arch/arm/dts/am335x-baltos.dts b/arch/arm/dts/am335x-baltos.dts new file mode 100644 index 0000000000..f939cf6406 --- /dev/null +++ b/arch/arm/dts/am335x-baltos.dts @@ -0,0 +1,439 @@ +/* + * 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. + */ + +/* + * VScom OnRISC + * http://www.vscom.de + */ + +/dts-v1/; + +#include "am33xx.dtsi" +#include <dt-bindings/pwm/pwm.h> + +/ { + model = "OnRISC Baltos"; + compatible = "vscom,onrisc", "ti,am33xx"; + + chosen { + stdout-path = &uart0; + }; + + cpus { + cpu@0 { + cpu0-supply = <&vdd1_reg>; + }; + }; + + vbat: fixedregulator@0 { + compatible = "regulator-fixed"; + regulator-name = "vbat"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-boot-on; + }; +}; + +&am33xx_pinmux { + mmc1_pins: pinmux_mmc1_pins { + pinctrl-single,pins = < + 0xf0 (MUX_MODE0 | INPUT_EN | PULL_UP) /* mmc0_dat3.mmc0_dat3 */ + 0xf4 (MUX_MODE0 | INPUT_EN | PULL_UP) /* mmc0_dat2.mmc0_dat2 */ + 0xf8 (MUX_MODE0 | INPUT_EN | PULL_UP) /* mmc0_dat1.mmc0_dat1 */ + 0xfc (MUX_MODE0 | INPUT_EN | PULL_UP) /* mmc0_dat0.mmc0_dat0 */ + 0x100 (MUX_MODE0 | INPUT_EN | PULL_UP) /* mmc0_clk.mmc0_clk */ + 0x104 (MUX_MODE0 | INPUT_EN | PULL_UP) /* mmc0_cmd.mmc0_cmd */ + >; + }; + + i2c1_pins: pinmux_i2c1_pins { + pinctrl-single,pins = < + 0x158 0x2a /* spi0_d1.i2c1_sda_mux3, INPUT | MODE2 */ + 0x15c 0x2a /* spi0_cs0.i2c1_scl_mux3, INPUT | MODE2 */ + >; + }; + + tps65910_pins: pinmux_tps65910_pins { + pinctrl-single,pins = < + 0x078 (PIN_INPUT_PULLUP | MUX_MODE7) /* gpmc_ben1.gpio1[28] */ + >; + + }; + tca6416_pins: pinmux_tca6416_pins { + pinctrl-single,pins = < + AM33XX_IOPAD(0x9b4, PIN_INPUT_PULLUP | MUX_MODE7) /* xdma_event_intr1.gpio0[20] tca6416 stuff */ + >; + }; + + 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 */ + >; + }; + + cpsw_default: cpsw_default { + pinctrl-single,pins = < + /* Slave 1 */ + 0x10c (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_crs.rmii1_crs_dv */ + 0x114 (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* mii1_tx_en.rmii1_txen */ + 0x124 (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* mii1_txd1.rmii1_txd1 */ + 0x128 (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* mii1_txd0.rmii1_txd0 */ + 0x13c (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_rxd1.rmii1_rxd1 */ + 0x140 (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_rxd0.rmii1_rxd0 */ + 0x144 (PIN_INPUT_PULLDOWN | MUX_MODE0) /* rmii1_ref_clk.rmii1_refclk */ + + + /* Slave 2 */ + 0x40 (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* gpmc_a0.rgmii2_tctl */ + 0x44 (PIN_INPUT_PULLDOWN | MUX_MODE2) /* gpmc_a1.rgmii2_rctl */ + 0x48 (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* gpmc_a2.rgmii2_td3 */ + 0x4c (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* gpmc_a3.rgmii2_td2 */ + 0x50 (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* gpmc_a4.rgmii2_td1 */ + 0x54 (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* gpmc_a5.rgmii2_td0 */ + 0x58 (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* gpmc_a6.rgmii2_tclk */ + 0x5c (PIN_INPUT_PULLDOWN | MUX_MODE2) /* gpmc_a7.rgmii2_rclk */ + 0x60 (PIN_INPUT_PULLDOWN | MUX_MODE2) /* gpmc_a8.rgmii2_rd3 */ + 0x64 (PIN_INPUT_PULLDOWN | MUX_MODE2) /* gpmc_a9.rgmii2_rd2 */ + 0x68 (PIN_INPUT_PULLDOWN | MUX_MODE2) /* gpmc_a10.rgmii2_rd1 */ + 0x6c (PIN_INPUT_PULLDOWN | MUX_MODE2) /* gpmc_a11.rgmii2_rd0 */ + >; + }; + + cpsw_sleep: cpsw_sleep { + pinctrl-single,pins = < + /* Slave 1 reset value */ + 0x10c (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x114 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x124 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x128 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x13c (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x140 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x144 (PIN_INPUT_PULLDOWN | MUX_MODE7) + + /* Slave 2 reset value*/ + 0x40 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x44 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x48 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x4c (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x50 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x54 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x58 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x5c (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x60 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x64 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x68 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x6c (PIN_INPUT_PULLDOWN | MUX_MODE7) + >; + }; + + davinci_mdio_default: davinci_mdio_default { + pinctrl-single,pins = < + /* MDIO */ + 0x148 (PIN_INPUT_PULLUP | 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) + >; + }; + + nandflash_pins_s0: nandflash_pins_s0 { + 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 */ + >; + }; +}; + +&elm { + status = "okay"; +}; + +&gpmc { + pinctrl-names = "default"; + pinctrl-0 = <&nandflash_pins_s0>; + ranges = <0 0 0x08000000 0x10000000>; /* CS0: NAND */ + status = "okay"; + + nand@0,0 { + reg = <0 0 0>; /* CS0, offset 0 */ + nand-bus-width = <8>; + ti,nand-ecc-opt = "bch8"; + ti,nand-xfer-type = "polled"; + + gpmc,device-nand = "true"; + 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>; + + #address-cells = <1>; + #size-cells = <1>; + elm_id = <&elm>; + + boot@0 { + label = "SPL"; + reg = <0x0 0x20000>; + }; + boot@20000{ + label = "SPL.backup1"; + reg = <0x20000 0x20000>; + }; + boot@40000 { + label = "SPL.backup2"; + reg = <0x40000 0x20000>; + }; + boot@60000 { + label = "SPL.backup3"; + reg = <0x60000 0x20000>; + }; + boot@80000 { + label = "u-boot"; + reg = <0x80000 0x1e0000>; + }; + boot@260000 { + label = "UBI"; + reg = <0x260000 0xfda0000>; + }; + }; +}; + +&uart0 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0_pins>; + + status = "okay"; +}; + +&i2c1 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c1_pins>; + + status = "okay"; + clock-frequency = <1000>; + + tps: tps@2d { + reg = <0x2d>; + gpio-controller; + #gpio-cells = <2>; + interrupt-parent = <&gpio1>; + interrupts = <28 GPIO_ACTIVE_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&tps65910_pins>; + }; + + at24@50 { + compatible = "at24,24c02"; + pagesize = <8>; + reg = <0x50>; + }; + + tca6416: gpio@20 { + compatible = "ti,tca6416"; + reg = <0x20>; + gpio-controller; + #gpio-cells = <2>; + interrupt-parent = <&gpio0>; + interrupts = <20 GPIO_ACTIVE_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&tca6416_pins>; + }; +}; + +&usb { + status = "okay"; +}; + +&usb_ctrl_mod { + status = "okay"; +}; + +&usb0_phy { + status = "okay"; +}; + +&usb1_phy { + status = "okay"; +}; + +&usb0 { + status = "okay"; + dr_mode = "host"; +}; + +&usb1 { + status = "okay"; + dr_mode = "host"; +}; + +&cppi41dma { + status = "okay"; +}; + +/include/ "tps65910.dtsi" + +&tps { + vcc1-supply = <&vbat>; + vcc2-supply = <&vbat>; + vcc3-supply = <&vbat>; + vcc4-supply = <&vbat>; + vcc5-supply = <&vbat>; + vcc6-supply = <&vbat>; + vcc7-supply = <&vbat>; + vccio-supply = <&vbat>; + + ti,en-ck32k-xtal = <1>; + + regulators { + vrtc_reg: regulator@0 { + regulator-always-on; + }; + + vio_reg: regulator@1 { + regulator-always-on; + }; + + vdd1_reg: regulator@2 { + /* VDD_MPU voltage limits 0.95V - 1.26V with +/-4% tolerance */ + regulator-name = "vdd_mpu"; + regulator-min-microvolt = <912500>; + regulator-max-microvolt = <1312500>; + regulator-boot-on; + regulator-always-on; + }; + + vdd2_reg: regulator@3 { + /* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */ + regulator-name = "vdd_core"; + regulator-min-microvolt = <912500>; + regulator-max-microvolt = <1150000>; + regulator-boot-on; + regulator-always-on; + }; + + vdd3_reg: regulator@4 { + regulator-always-on; + }; + + vdig1_reg: regulator@5 { + regulator-always-on; + }; + + vdig2_reg: regulator@6 { + regulator-always-on; + }; + + vpll_reg: regulator@7 { + regulator-always-on; + }; + + vdac_reg: regulator@8 { + regulator-always-on; + }; + + vaux1_reg: regulator@9 { + regulator-always-on; + }; + + vaux2_reg: regulator@10 { + regulator-always-on; + }; + + vaux33_reg: regulator@11 { + regulator-always-on; + }; + + vmmc_reg: regulator@12 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + }; +}; + +&mac { + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&cpsw_default>; + pinctrl-1 = <&cpsw_sleep>; + dual_emac = <1>; + + status = "okay"; +}; + +&davinci_mdio { + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&davinci_mdio_default>; + pinctrl-1 = <&davinci_mdio_sleep>; + + status = "okay"; +}; + +&cpsw_emac0 { + phy_id = <&davinci_mdio>, <0>; + phy-mode = "rmii"; + dual_emac_res_vlan = <1>; +}; + +&cpsw_emac1 { + phy_id = <&davinci_mdio>, <7>; + phy-mode = "rgmii-txid"; + dual_emac_res_vlan = <2>; +}; + +&phy_sel { + rmii-clock-ext = <1>; +}; + +&mmc1 { + pinctrl-names = "default"; + pinctrl-0 = <&mmc1_pins>; + vmmc-supply = <&vmmc_reg>; + status = "okay"; +}; + +&gpio0 { + ti,no-reset-on-init; +}; diff --git a/board/vscom/baltos/board.c b/board/vscom/baltos/board.c index df0a2d2b7a..60651f501f 100644 --- a/board/vscom/baltos/board.c +++ b/board/vscom/baltos/board.c @@ -35,8 +35,7 @@
DECLARE_GLOBAL_DATA_PTR;
-/* GPIO that controls power to DDR on EVM-SK */ -#define GPIO_DDR_VTT_EN 7 +/* GPIO that controls DIP switch and mPCIe slot */ #define DIP_S1 44 #define MPCIE_SW 100
@@ -248,9 +247,6 @@ const struct ctrl_ioregs ioregs_baltos = {
void sdram_init(void) { - gpio_request(GPIO_DDR_VTT_EN, "ddr_vtt_en"); - gpio_direction_output(GPIO_DDR_VTT_EN, 1); - config_ddr(400, &ioregs_baltos, &ddr3_baltos_data, &ddr3_baltos_cmd_ctrl_data, diff --git a/configs/am335x_baltos_defconfig b/configs/am335x_baltos_defconfig index a61b13b6fc..4e68956b7c 100644 --- a/configs/am335x_baltos_defconfig +++ b/configs/am335x_baltos_defconfig @@ -1,6 +1,5 @@ CONFIG_ARM=y CONFIG_ARCH_OMAP2PLUS=y -CONFIG_SPL_GPIO_SUPPORT=y CONFIG_SPL_LIBCOMMON_SUPPORT=y CONFIG_SPL_LIBGENERIC_SUPPORT=y CONFIG_AM33XX=y @@ -39,17 +38,22 @@ CONFIG_CMD_MTDPARTS=y CONFIG_MTDIDS_DEFAULT="nand0=omap2-nand.0" CONFIG_MTDPARTS_DEFAULT="mtdparts=omap2-nand.0:128k(SPL),128k(SPL.backup1),128k(SPL.backup2),128k(SPL.backup3),1920k(u-boot),-(UBI)" CONFIG_CMD_UBI=y +CONFIG_OF_CONTROL=y +CONFIG_DEFAULT_DEVICE_TREE="am335x-baltos" CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y CONFIG_BOOTCOUNT_LIMIT=y CONFIG_SYS_OMAP24_I2C_SPEED=1000 +CONFIG_DM_MMC=y CONFIG_MMC_OMAP_HS=y +CONFIG_MMC_OMAP_HS_ADMA=y CONFIG_NAND=y CONFIG_PHY_ADDR_ENABLE=y -CONFIG_DRIVER_TI_CPSW=y CONFIG_MII=y +CONFIG_DRIVER_TI_CPSW=y CONFIG_SPI=y CONFIG_OMAP3_SPI=y CONFIG_USB=y +CONFIG_DM_USB=y CONFIG_USB_MUSB_HOST=y CONFIG_USB_MUSB_GADGET=y CONFIG_USB_MUSB_DSPS=y @@ -59,7 +63,7 @@ CONFIG_USB_GADGET_MANUFACTURER="Texas Instruments" CONFIG_USB_GADGET_VENDOR_NUM=0x0403 CONFIG_USB_GADGET_PRODUCT_NUM=0xbd00 CONFIG_USB_GADGET_DOWNLOAD=y +CONFIG_USB_FUNCTION_MASS_STORAGE=y CONFIG_USB_ETHER=y CONFIG_USBNET_HOST_ADDR="de:ad:be:af:00:00" CONFIG_FAT_WRITE=y -CONFIG_OF_LIBFDT=y