From fb45105a838f8806f908a9fdf1269355b5daac56 Mon Sep 17 00:00:00 2001 From: Dmitry Lifshitz Date: Sun, 12 Jan 2014 15:22:54 +0200 Subject: [PATCH] ARM: dts: sbc-t3517: add support for sbc-t3517 Add support for CM-T3517 CoM and SBC-T3517 board. reused common support for sbc-t3x boards (omap3-cm-t3x.dtsi, omap3-sb-t35.dtsi): * SB-T35 baseboard eth * MMC1, UART3 * HS USB Port 1/2 * I2C1/3 * Heartbit led Added basic support for: * MMC1 wp/cd signals * CM-T3517 Usb Hub * WL12xx WiFi chip * Davinci EMAC * AM35X OTG Signed-off-by: Dmitry Lifshitz Signed-off-by: Tony Lindgren --- arch/arm/boot/dts/Makefile | 2 + arch/arm/boot/dts/omap3-cm-t3517.dts | 136 ++++++++++++++++++++++++++++++++++ arch/arm/boot/dts/omap3-sbc-t3517.dts | 43 +++++++++++ arch/arm/mach-omap2/pdata-quirks.c | 38 +++++++++- 4 files changed, 218 insertions(+), 1 deletion(-) create mode 100644 arch/arm/boot/dts/omap3-cm-t3517.dts create mode 100644 arch/arm/boot/dts/omap3-sbc-t3517.dts diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 60b8981..3d2d8a5 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -198,6 +198,8 @@ dtb-$(CONFIG_ARCH_OMAP2PLUS) += omap2420-h4.dtb \ omap2420-n810-wimax.dtb \ omap3430-sdp.dtb \ omap3-beagle.dtb \ + omap3-cm-t3517.dtb \ + omap3-sbc-t3517.dtb \ omap3-cm-t3530.dtb \ omap3-sbc-t3530.dtb \ omap3-cm-t3730.dtb \ diff --git a/arch/arm/boot/dts/omap3-cm-t3517.dts b/arch/arm/boot/dts/omap3-cm-t3517.dts new file mode 100644 index 0000000..d00502f --- /dev/null +++ b/arch/arm/boot/dts/omap3-cm-t3517.dts @@ -0,0 +1,136 @@ +/* + * Support for CompuLab CM-T3517 + */ +/dts-v1/; + +#include "am3517.dtsi" +#include "omap3-cm-t3x.dtsi" + +/ { + model = "CompuLab CM-T3517"; + compatible = "compulab,omap3-cm-t3517", "ti,am3517", "ti,omap3"; + + vmmc: regulator-vmmc { + compatible = "regulator-fixed"; + regulator-name = "vmmc"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + + wl12xx_vmmc2: wl12xx_vmmc2 { + compatible = "regulator-fixed"; + regulator-name = "vw1271"; + pinctrl-names = "default"; + pinctrl-0 = < + &wl12xx_wkup_pins + &wl12xx_core_pins + >; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + gpio = <&gpio1 6 GPIO_ACTIVE_HIGH >; /* gpio6 */ + startup-delay-us = <20000>; + enable-active-high; + }; + + wl12xx_vaux2: wl12xx_vaux2 { + compatible = "regulator-fixed"; + regulator-name = "vwl1271_vaux2"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; +}; + +&omap3_pmx_wkup { + + wl12xx_wkup_pins: pinmux_wl12xx_wkup_pins { + pinctrl-single,pins = < + OMAP3_WKUP_IOPAD(0x2a0e, PIN_OUTPUT | MUX_MODE4) /* sys_boot2.gpio_4 */ + OMAP3_WKUP_IOPAD(0x2a12, PIN_OUTPUT | MUX_MODE4) /* sys_boot4.gpio_6 */ + >; + }; +}; + +&omap3_pmx_core { + + phy1_reset_pins: pinmux_hsusb1_phy_reset_pins { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x2178, PIN_OUTPUT | MUX_MODE4) /* uart2_tx.gpio_146 */ + >; + }; + + phy2_reset_pins: pinmux_hsusb2_phy_reset_pins { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x217a, PIN_OUTPUT | MUX_MODE4) /* uart2_rx.gpio_147 */ + >; + }; + + otg_drv_vbus: pinmux_otg_drv_vbus { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x2210, PIN_INPUT_PULLDOWN | MUX_MODE0) /* rmii_50Mhz_clk.usb0_drvvbus */ + >; + }; + + mmc2_pins: pinmux_mmc2_pins { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x2158, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_clk.sdmmc2_clk */ + OMAP3_CORE1_IOPAD(0x215a, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_cmd.sdmmc2_cmd */ + OMAP3_CORE1_IOPAD(0x215c, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat0.sdmmc2_dat0 */ + OMAP3_CORE1_IOPAD(0x215e, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat1.sdmmc2_dat1 */ + OMAP3_CORE1_IOPAD(0x2160, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat2.sdmmc2_dat2 */ + OMAP3_CORE1_IOPAD(0x2162, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat3.sdmmc2_dat3 */ + >; + }; + + wl12xx_core_pins: pinmux_wl12xx_core_pins { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x20b8, PIN_OUTPUT | MUX_MODE4) /* gpmc_ncs5.gpio_56 */ + OMAP3_CORE1_IOPAD(0x2176, PIN_INPUT_PULLUP | MUX_MODE4) /* uart2_rts.gpio_145 */ + >; + }; + + usb_hub_pins: pinmux_usb_hub_pins { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x2184, PIN_OUTPUT | MUX_MODE4) /* mcbsp4_clkx.gpio_152 - USB HUB RST */ + >; + }; +}; + +&hsusb1_phy { + pinctrl-names = "default"; + pinctrl-0 = <&phy1_reset_pins>; + reset-gpios = <&gpio5 18 GPIO_ACTIVE_LOW>; +}; + +&hsusb2_phy { + pinctrl-names = "default"; + pinctrl-0 = <&phy2_reset_pins>; + reset-gpios = <&gpio5 19 GPIO_ACTIVE_LOW>; +}; + +&davinci_emac { + status = "okay"; +}; + +&davinci_mdio { + status = "okay"; +}; + +&am35x_otg_hs { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&otg_drv_vbus>; +}; + +&mmc1 { + vmmc-supply = <&vmmc>; +}; + +&mmc2 { + pinctrl-names = "default"; + pinctrl-0 = <&mmc2_pins>; + vmmc-supply = <&wl12xx_vmmc2>; + vmmc_aux-supply = <&wl12xx_vaux2>; + non-removable; + bus-width = <4>; + cap-power-off-card; +}; diff --git a/arch/arm/boot/dts/omap3-sbc-t3517.dts b/arch/arm/boot/dts/omap3-sbc-t3517.dts new file mode 100644 index 0000000..024c9c6 --- /dev/null +++ b/arch/arm/boot/dts/omap3-sbc-t3517.dts @@ -0,0 +1,43 @@ +/* + * Suppport for CompuLab SBC-T3517 with CM-T3517 + */ + +#include "omap3-cm-t3517.dts" +#include "omap3-sb-t35.dtsi" + +/ { + model = "CompuLab SBC-T3517 with CM-T3517"; + compatible = "compulab,omap3-sbc-t3517", "compulab,omap3-cm-t3517", "ti,am3517", "ti,omap3"; +}; + +&omap3_pmx_core { + pinctrl-names = "default"; + pinctrl-0 = < + &sb_t35_usb_hub_pins + &usb_hub_pins + >; + + mmc1_aux_pins: pinmux_mmc1_aux_pins { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x20c0, PIN_INPUT_PULLUP | MUX_MODE4) /* gpmc_clk.gpio_59 */ + OMAP3_CORE1_IOPAD(0x2174, PIN_INPUT_PULLUP | MUX_MODE4) /* uart2_cts.gpio_144 */ + >; + }; + + sb_t35_usb_hub_pins: pinmux_sb_t35_usb_hub_pins { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x21ec, PIN_OUTPUT | MUX_MODE4) /* ccdc_wen.gpio_98 - SB-T35 USB HUB RST */ + >; + }; +}; + +&mmc1 { + pinctrl-names = "default"; + pinctrl-0 = < + &mmc1_pins + &mmc1_aux_pins + >; + + wp-gpios = <&gpio2 27 GPIO_ACTIVE_HIGH>; /* gpio_59 */ + cd-gpios = <&gpio5 16 GPIO_ACTIVE_HIGH>; /* gpio_144 */ +}; diff --git a/arch/arm/mach-omap2/pdata-quirks.c b/arch/arm/mach-omap2/pdata-quirks.c index 4f2591e..1ee831f 100644 --- a/arch/arm/mach-omap2/pdata-quirks.c +++ b/arch/arm/mach-omap2/pdata-quirks.c @@ -165,7 +165,7 @@ static struct emac_platform_data am35xx_emac_pdata = { .interrupt_disable = am35xx_disable_emac_int, }; -static void __init am3517_evm_legacy_init(void) +static void __init am35xx_emac_reset(void) { u32 v; @@ -174,6 +174,41 @@ static void __init am3517_evm_legacy_init(void) omap_ctrl_writel(v, AM35XX_CONTROL_IP_SW_RESET); omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET); /* OCP barrier */ } + +static struct gpio cm_t3517_wlan_gpios[] __initdata = { + { 56, GPIOF_OUT_INIT_HIGH, "wlan pwr" }, + { 4, GPIOF_OUT_INIT_HIGH, "xcvr noe" }, +}; + +static void __init omap3_sbc_t3517_wifi_init(void) +{ + int err = gpio_request_array(cm_t3517_wlan_gpios, + ARRAY_SIZE(cm_t3517_wlan_gpios)); + if (err) { + pr_err("SBC-T3517: wl12xx gpios request failed: %d\n", err); + return; + } + + gpio_export(cm_t3517_wlan_gpios[0].gpio, 0); + gpio_export(cm_t3517_wlan_gpios[1].gpio, 0); + + msleep(100); + gpio_set_value(cm_t3517_wlan_gpios[1].gpio, 0); +} + +static void __init omap3_sbc_t3517_legacy_init(void) +{ + am35xx_emac_reset(); + hsmmc2_internal_input_clk(); + omap3_sbc_t3517_wifi_init(); + legacy_init_wl12xx(WL12XX_REFCLOCK_38, 0, 145); + omap_ads7846_init(1, 57, 0, NULL); +} + +static void __init am3517_evm_legacy_init(void) +{ + am35xx_emac_reset(); +} #endif /* CONFIG_ARCH_OMAP3 */ #ifdef CONFIG_ARCH_OMAP4 @@ -263,6 +298,7 @@ struct of_dev_auxdata omap_auxdata_lookup[] __initdata = { */ static struct pdata_init pdata_quirks[] __initdata = { #ifdef CONFIG_ARCH_OMAP3 + { "compulab,omap3-sbc-t3517", omap3_sbc_t3517_legacy_init, }, { "compulab,omap3-sbc-t3530", omap3_sbc_t3530_legacy_init, }, { "compulab,omap3-sbc-t3730", omap3_sbc_t3730_legacy_init, }, { "nokia,omap3-n900", hsmmc2_internal_input_clk, }, -- 2.7.4