diff options
| -rw-r--r-- | arch/arm/boot/dts/imx6q-ba16.dtsi | 632 | 
1 files changed, 632 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/imx6q-ba16.dtsi b/arch/arm/boot/dts/imx6q-ba16.dtsi new file mode 100644 index 000000000000..8f6e6035f3f7 --- /dev/null +++ b/arch/arm/boot/dts/imx6q-ba16.dtsi @@ -0,0 +1,632 @@ +/* + * Support for imx6 based Advantech DMS-BA16 Qseven module + * + * Copyright 2015 Timesys Corporation. + * Copyright 2015 General Electric Company + * + * This file is dual-licensed: you can use it either under the terms + * of the GPL or the X11 license, at your option. Note that this dual + * licensing only applies to this file, and not this project as a + * whole. + * + *  a) This file 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. + * + *     This file is distributed in the hope that it will be useful + *     but WITHOUT ANY WARRANTY; without even the implied warranty of + *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the + *     GNU General Public License for more details. + * + * Or, alternatively + * + *  b) Permission is hereby granted, free of charge, to any person + *     obtaining a copy of this software and associated documentation + *     files (the "Software"), to deal in the Software without + *     restriction, including without limitation the rights to use + *     copy, modify, merge, publish, distribute, sublicense, and/or + *     sell copies of the Software, and to permit persons to whom the + *     Software is furnished to do so, subject to the following + *     conditions: + * + *     The above copyright notice and this permission notice shall be + *     included in all copies or substantial portions of the Software. + * + *     THE SOFTWARE IS PROVIDED , WITHOUT WARRANTY OF ANY KIND + *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES + *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY + *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + *     OTHER DEALINGS IN THE SOFTWARE. + */ + +#include "imx6q.dtsi" +#include <dt-bindings/gpio/gpio.h> + +/ { +	memory { +		reg = <0x10000000 0x40000000>; +	}; + +	backlight_lvds: backlight { +		compatible = "pwm-backlight"; +		pinctrl-names = "default"; +		pinctrl-0 = <&pinctrl_display>; +		pwms = <&pwm1 0 5000000>; +		brightness-levels = <  0   1   2   3   4   5   6   7   8   9 +				      10  11  12  13  14  15  16  17  18  19 +				      20  21  22  23  24  25  26  27  28  29 +				      30  31  32  33  34  35  36  37  38  39 +				      40  41  42  43  44  45  46  47  48  49 +				      50  51  52  53  54  55  56  57  58  59 +				      60  61  62  63  64  65  66  67  68  69 +				      70  71  72  73  74  75  76  77  78  79 +				      80  81  82  83  84  85  86  87  88  89 +				      90  91  92  93  94  95  96  97  98  99 +				     100 101 102 103 104 105 106 107 108 109 +				     110 111 112 113 114 115 116 117 118 119 +				     120 121 122 123 124 125 126 127 128 129 +				     130 131 132 133 134 135 136 137 138 139 +				     140 141 142 143 144 145 146 147 148 149 +				     150 151 152 153 154 155 156 157 158 159 +				     160 161 162 163 164 165 166 167 168 169 +				     170 171 172 173 174 175 176 177 178 179 +				     180 181 182 183 184 185 186 187 188 189 +				     190 191 192 193 194 195 196 197 198 199 +				     200 201 202 203 204 205 206 207 208 209 +				     210 211 212 213 214 215 216 217 218 219 +				     220 221 222 223 224 225 226 227 228 229 +				     230 231 232 233 234 235 236 237 238 239 +				     240 241 242 243 244 245 246 247 248 249 +				     250 251 252 253 254 255>; +		default-brightness-level = <255>; +		enable-gpios = <&gpio1 0 GPIO_ACTIVE_HIGH>; +	}; + +	reg_1p8v: regulator-1p8v { +		compatible = "regulator-fixed"; +		regulator-name = "1P8V"; +		regulator-min-microvolt = <1800000>; +		regulator-max-microvolt = <1800000>; +		regulator-always-on; +	}; + +	reg_3p3v: regulator-3p3v { +		compatible = "regulator-fixed"; +		regulator-name = "3P3V"; +		regulator-min-microvolt = <3300000>; +		regulator-max-microvolt = <3300000>; +		regulator-always-on; +	}; + +	reg_lvds: regulator-lvds { +		compatible = "regulator-fixed"; +		regulator-name = "lvds_ppen"; +		regulator-min-microvolt = <3300000>; +		regulator-max-microvolt = <3300000>; +		regulator-boot-on; +		gpio = <&gpio3 22 GPIO_ACTIVE_HIGH>; +		enable-active-high; +	}; + +	reg_usb_h1_vbus: regulator-usbh1vbus { +		compatible = "regulator-fixed"; +		regulator-name = "usb_h1_vbus"; +		regulator-min-microvolt = <5000000>; +		regulator-max-microvolt = <5000000>; +	}; + +	reg_usb_otg_vbus: regulator-usbotgvbus { +		compatible = "regulator-fixed"; +		regulator-name = "usb_otg_vbus"; +		regulator-min-microvolt = <5000000>; +		regulator-max-microvolt = <5000000>; +	}; +}; + +&audmux { +	pinctrl-names = "default"; +	pinctrl-0 = <&pinctrl_audmux>; +	status = "okay"; +}; + +&ecspi1 { +	fsl,spi-num-chipselects = <1>; +	cs-gpios = <&gpio2 30 GPIO_ACTIVE_HIGH>; +	pinctrl-names = "default"; +	pinctrl-0 = <&pinctrl_ecspi1>; +	status = "okay"; + +	flash: n25q032@0 { +		compatible = "jedec,spi-nor"; +		#address-cells = <1>; +		#size-cells = <1>; +		spi-max-frequency = <20000000>; +		reg = <0>; + +		partition@0 { +			label = "U-Boot"; +			reg = <0x0 0xc0000>; +		}; + +		partition@c0000 { +			label = "env"; +			reg = <0xc0000 0x10000>; +		}; + +		partition@d0000 { +			label = "spare"; +			reg = <0xd0000 0x130000>; +		}; +	}; +}; + +&fec { +	pinctrl-names = "default"; +	pinctrl-0 = <&pinctrl_enet>; +	phy-mode = "rgmii"; +	status = "okay"; +}; + +&hdmi { +	ddc-i2c-bus = <&i2c2>; +	status = "okay"; +}; + +&i2c1 { +	clock-frequency = <100000>; +	pinctrl-names = "default"; +	pinctrl-0 = <&pinctrl_i2c1>; +	status = "okay"; +}; + +&i2c2 { +	clock-frequency = <100000>; +	pinctrl-names = "default"; +	pinctrl-0 = <&pinctrl_i2c2>; +	status = "okay"; +}; + +&i2c3 { +	clock-frequency = <100000>; +	pinctrl-names = "default"; +	pinctrl-0 = <&pinctrl_i2c3>; +	status = "okay"; + +	pmic@58 { +		compatible = "dlg,da9063"; +		reg = <0x58>; +		pinctrl-names = "default"; +		pinctrl-0 = <&pinctrl_pmic>; +		interrupt-parent = <&gpio7>; +		interrupts = <13 IRQ_TYPE_LEVEL_LOW>; + +		onkey { +			compatible = "dlg,da9063-onkey"; +		}; + +		regulators { +			vdd_bcore1: bcore1 { +				regulator-min-microvolt = <1420000>; +				regulator-max-microvolt = <1420000>; +				regulator-always-on; +				regulator-boot-on; +			}; + +			vdd_bcore2: bcore2 { +				regulator-min-microvolt = <1420000>; +				regulator-max-microvolt = <1420000>; +				regulator-always-on; +				regulator-boot-on; +			}; + +			vdd_bpro: bpro { +				regulator-min-microvolt = <1500000>; +				regulator-max-microvolt = <1500000>; +				regulator-always-on; +				regulator-boot-on; +			}; + +			vdd_bmem: bmem { +				regulator-min-microvolt = <1800000>; +				regulator-max-microvolt = <1800000>; +				regulator-always-on; +				regulator-boot-on; +			}; + +			vdd_bio: bio { +				regulator-min-microvolt = <1800000>; +				regulator-max-microvolt = <1800000>; +				regulator-always-on; +				regulator-boot-on; +			}; + +			vdd_bperi: bperi { +				regulator-min-microvolt = <3300000>; +				regulator-max-microvolt = <3300000>; +				regulator-always-on; +				regulator-boot-on; +			}; + +			vdd_ldo1: ldo1 { +				regulator-min-microvolt = <600000>; +				regulator-max-microvolt = <1860000>; +			}; + +			vdd_ldo2: ldo2 { +				regulator-min-microvolt = <600000>; +				regulator-max-microvolt = <1860000>; +			}; + +			vdd_ldo3: ldo3 { +				regulator-min-microvolt = <900000>; +				regulator-max-microvolt = <3440000>; +			}; + +			vdd_ldo4: ldo4 { +				regulator-min-microvolt = <900000>; +				regulator-max-microvolt = <3440000>; +			}; + +			vdd_ldo5: ldo5 { +				regulator-min-microvolt = <900000>; +				regulator-max-microvolt = <3600000>; +			}; + +			vdd_ldo6: ldo6 { +				regulator-min-microvolt = <900000>; +				regulator-max-microvolt = <3600000>; +			}; + +			vdd_ldo7: ldo7 { +				regulator-min-microvolt = <900000>; +				regulator-max-microvolt = <3600000>; +			}; + +			vdd_ldo8: ldo8 { +				regulator-min-microvolt = <900000>; +				regulator-max-microvolt = <3600000>; +			}; + +			vdd_ldo9: ldo9 { +				regulator-min-microvolt = <950000>; +				regulator-max-microvolt = <3600000>; +			}; + +			vdd_ldo10: ldo10 { +				regulator-min-microvolt = <900000>; +				regulator-max-microvolt = <3600000>; +			}; + +			vdd_ldo11: ldo11 { +				regulator-min-microvolt = <900000>; +				regulator-max-microvolt = <3600000>; +				regulator-always-on; +				regulator-boot-on; +			}; +		}; +	}; + +	rtc@32 { +		compatible = "epson,rx8010"; +		pinctrl-names = "default"; +		pinctrl-0 = <&pinctrl_rtc>; +		reg = <0x32>; +		interrupt-parent = <&gpio4>; +		interrupts = <10 IRQ_TYPE_LEVEL_HIGH>; +	}; +}; + +&pcie { +	pinctrl-names = "default"; +	pinctrl-0 = <&pinctrl_pcie>; +	reset-gpio = <&gpio7 12 GPIO_ACTIVE_HIGH>; +	status = "okay"; +}; + +&pwm1 { +	pinctrl-names = "default"; +	pinctrl-0 = <&pinctrl_pwm1>; +	status = "okay"; +}; + +&pwm2 { +	pinctrl-names = "default"; +	pinctrl-0 = <&pinctrl_pwm2>; +	status = "okay"; +}; + +&sata { +	status = "okay"; +}; + +&ssi1 { +	status = "okay"; +}; + +&uart3 { +	pinctrl-names = "default"; +	pinctrl-0 = <&pinctrl_uart3>; +	fsl,uart-has-rtscts; +	status = "okay"; +}; + +&uart4 { +	pinctrl-names = "default"; +	pinctrl-0 = <&pinctrl_uart4>; +	status = "okay"; +}; + +&usbh1 { +	pinctrl-names = "default"; +	pinctrl-0 = <&pinctrl_usbhub>; +	vbus-supply = <®_usb_h1_vbus>; +	reset-gpios = <&gpio7 11 GPIO_ACTIVE_HIGH>; +	status = "okay"; +}; + +&usbotg { +	vbus-supply = <®_usb_otg_vbus>; +	pinctrl-names = "default"; +	pinctrl-0 = <&pinctrl_usbotg>; +	disable-over-current; +	status = "okay"; +}; + +&usdhc2 { +	pinctrl-names = "default"; +	pinctrl-0 = <&pinctrl_usdhc2>; +	cd-gpios = <&gpio1 4 GPIO_ACTIVE_LOW>; +	no-1-8-v; +	keep-power-in-suspend; +	wakeup-source; +	status = "okay"; +}; + +&usdhc3 { +	pinctrl-names = "default"; +	pinctrl-0 = <&pinctrl_usdhc3 &pinctrl_usdhc3_reset>; +	bus-width = <8>; +	vmmc-supply = <&vdd_bperi>; +	vqmmc-supply = <&vdd_bio>; +	non-removable; +	keep-power-in-suspend; +	status = "okay"; +}; + +&wdog1 { +	pinctrl-names = "default"; +	pinctrl-0 = <&pinctrl_wdog>; +}; + +&iomuxc { +	pinctrl-names = "default"; +	pinctrl-0 = <&pinctrl_hog>; + +	pinctrl_audmux: audmuxgrp { +		fsl,pins = < +			MX6QDL_PAD_DISP0_DAT20__AUD4_TXC  0x130b0 +			MX6QDL_PAD_DISP0_DAT21__AUD4_TXD  0x130b0 +			MX6QDL_PAD_DISP0_DAT22__AUD4_TXFS 0x130b0 +			MX6QDL_PAD_DISP0_DAT23__AUD4_RXD  0x130b0 +		>; +	}; + +	pinctrl_display: dispgrp { +		fsl,pins = < +			/* BLEN_OUT */ +			MX6QDL_PAD_GPIO_0__GPIO1_IO00    0x1b0b0 +			/* LVDS_PPEN_OUT */ +			MX6QDL_PAD_EIM_D22__GPIO3_IO22   0x1b0b0 +		>; +	}; + +	pinctrl_ecspi1: ecspi1grp { +		fsl,pins = < +			MX6QDL_PAD_EIM_D17__ECSPI1_MISO	0x100b1 +			MX6QDL_PAD_EIM_D18__ECSPI1_MOSI	0x100b1 +			MX6QDL_PAD_EIM_D16__ECSPI1_SCLK	0x100b1 +			/* SPI1 CS */ +			MX6QDL_PAD_EIM_EB2__GPIO2_IO30	0x1b0b0 +		>; +	}; + +	pinctrl_ecspi5: ecspi5grp { +		fsl,pins = < +			MX6QDL_PAD_SD1_DAT0__ECSPI5_MISO	0x1b0b0 +			MX6QDL_PAD_SD1_CMD__ECSPI5_MOSI		0x1b0b0 +			MX6QDL_PAD_SD1_CLK__ECSPI5_SCLK		0x1b0b0 +			MX6QDL_PAD_SD1_DAT1__GPIO1_IO17		0x1b0b0 +		>; +	}; + +	pinctrl_enet: enetgrp { +		fsl,pins = < +			MX6QDL_PAD_ENET_MDIO__ENET_MDIO       0x100b0 +			MX6QDL_PAD_ENET_MDC__ENET_MDC         0x100b0 +			MX6QDL_PAD_RGMII_TXC__RGMII_TXC       0x100b0 +			MX6QDL_PAD_RGMII_TD0__RGMII_TD0       0x100b0 +			MX6QDL_PAD_RGMII_TD1__RGMII_TD1       0x100b0 +			MX6QDL_PAD_RGMII_TD2__RGMII_TD2       0x100b0 +			MX6QDL_PAD_RGMII_TD3__RGMII_TD3       0x100b0 +			MX6QDL_PAD_RGMII_TX_CTL__RGMII_TX_CTL 0x100b0 +			MX6QDL_PAD_ENET_REF_CLK__ENET_TX_CLK  0x100b0 +			MX6QDL_PAD_RGMII_RXC__RGMII_RXC       0x1b0b0 +			MX6QDL_PAD_RGMII_RD0__RGMII_RD0       0x1b0b0 +			MX6QDL_PAD_RGMII_RD1__RGMII_RD1       0x1b0b0 +			MX6QDL_PAD_RGMII_RD2__RGMII_RD2       0x1b0b0 +			MX6QDL_PAD_RGMII_RD3__RGMII_RD3       0x1b0b0 +			MX6QDL_PAD_RGMII_RX_CTL__RGMII_RX_CTL 0x1b0b0 +			/* FEC Reset */ +			MX6QDL_PAD_ENET_TX_EN__GPIO1_IO28     0x1b0b0 +			/* AR8033 Interrupt */ +			MX6QDL_PAD_GPIO_19__GPIO4_IO05        0x1b0b0 +		>; +	}; + +	pinctrl_hog: hoggrp { +		fsl,pins = < +			/* GPIO 0-7 */ +			MX6QDL_PAD_NANDF_D0__GPIO2_IO00  0x1b0b0 +			MX6QDL_PAD_NANDF_D1__GPIO2_IO01  0x1b0b0 +			MX6QDL_PAD_NANDF_D2__GPIO2_IO02  0x1b0b0 +			MX6QDL_PAD_NANDF_D3__GPIO2_IO03  0x1b0b0 +			MX6QDL_PAD_NANDF_D4__GPIO2_IO04  0x1b0b0 +			MX6QDL_PAD_NANDF_D5__GPIO2_IO05  0x1b0b0 +			MX6QDL_PAD_NANDF_D6__GPIO2_IO06  0x1b0b0 +			MX6QDL_PAD_NANDF_D7__GPIO2_IO07  0x1b0b0 +			/* SUS_S3_OUT to CPLD */ +			MX6QDL_PAD_KEY_ROW2__GPIO4_IO11  0x1b0b0 +		>; +	}; + +	pinctrl_i2c1: i2c1grp { +		fsl,pins = < +			MX6QDL_PAD_CSI0_DAT8__I2C1_SDA	0x4001b8b1 +			MX6QDL_PAD_CSI0_DAT9__I2C1_SCL	0x4001b8b1 +		>; +	}; + +	pinctrl_i2c2: i2c2grp { +		fsl,pins = < +			MX6QDL_PAD_KEY_COL3__I2C2_SCL	0x4001b8b1 +			MX6QDL_PAD_KEY_ROW3__I2C2_SDA	0x4001b8b1 +		>; +	}; + +	pinctrl_i2c3: i2c3grp { +		fsl,pins = < +			MX6QDL_PAD_GPIO_3__I2C3_SCL	0x4001b8b1 +			MX6QDL_PAD_GPIO_6__I2C3_SDA	0x4001b8b1 +		>; +	}; + +	pinctrl_pcie: pciegrp { +		fsl,pins = < +			/* PCIe Reset */ +			MX6QDL_PAD_GPIO_17__GPIO7_IO12	0x1b0b0 +			/* PCIe Wake */ +			MX6QDL_PAD_GPIO_5__GPIO1_IO05	0x1b0b0 +		>; +	}; + +	pinctrl_pmic: pmicgrp { +		fsl,pins = < +			/* PMIC Interrupt */ +			MX6QDL_PAD_GPIO_18__GPIO7_IO13	0x1b0b0 +		>; +	}; + +	pinctrl_pwm1: pwm1grp { +		fsl,pins = < +			MX6QDL_PAD_SD1_DAT3__PWM1_OUT	0x1b0b1 +		>; +	}; + +	pinctrl_pwm2: pwm2grp { +		fsl,pins = < +			MX6QDL_PAD_GPIO_1__PWM2_OUT	0x1b0b1 +		>; +	}; + +	pinctrl_rtc: rtcgrp { +		fsl,pins = < +			/* RTC_INT */ +			MX6QDL_PAD_KEY_COL2__GPIO4_IO10	0x1b0b0 +		>; +	}; + +	pinctrl_uart3: uart3grp { +		fsl,pins = < +			MX6QDL_PAD_EIM_D25__UART3_RX_DATA 0x1b0b1 +			MX6QDL_PAD_EIM_D24__UART3_TX_DATA 0x1b0b1 +			MX6QDL_PAD_EIM_D23__UART3_CTS_B   0x1b0b1 +			MX6QDL_PAD_EIM_D31__UART3_RTS_B   0x1b0b1 +		>; +	}; + +	pinctrl_uart4: uart4grp { +		fsl,pins = < +			MX6QDL_PAD_KEY_COL0__UART4_TX_DATA 0x1b0b1 +			MX6QDL_PAD_KEY_ROW0__UART4_RX_DATA 0x1b0b1 +		>; +	}; + +	pinctrl_usbhub: usbhubgrp { +		fsl,pins = < +			/* HUB_RESET */ +			MX6QDL_PAD_GPIO_16__GPIO7_IO11	0x1b0b0 +		>; +	}; + +	pinctrl_usbotg: usbotggrp { +		fsl,pins = < +			MX6QDL_PAD_ENET_RX_ER__USB_OTG_ID 0x17059 +		>; +	}; + +	pinctrl_usdhc2: usdhc2grp { +		fsl,pins = < +			MX6QDL_PAD_SD2_CMD__SD2_CMD	0x17059 +			MX6QDL_PAD_SD2_CLK__SD2_CLK	0x10059 +			MX6QDL_PAD_SD2_DAT0__SD2_DATA0	0x17059 +			MX6QDL_PAD_SD2_DAT1__SD2_DATA1	0x17059 +			MX6QDL_PAD_SD2_DAT2__SD2_DATA2	0x17059 +			MX6QDL_PAD_SD2_DAT3__SD2_DATA3	0x17059 +			/* uSDHC2 CD */ +			MX6QDL_PAD_GPIO_4__GPIO1_IO04	0x1b0b0 +		>; +	}; + +	pinctrl_usdhc3: usdhc3grp { +		fsl,pins = < +			MX6QDL_PAD_SD3_CMD__SD3_CMD	0x17059 +			MX6QDL_PAD_SD3_CLK__SD3_CLK	0x10059 +			MX6QDL_PAD_SD3_DAT0__SD3_DATA0	0x17059 +			MX6QDL_PAD_SD3_DAT1__SD3_DATA1	0x17059 +			MX6QDL_PAD_SD3_DAT2__SD3_DATA2	0x17059 +			MX6QDL_PAD_SD3_DAT3__SD3_DATA3	0x17059 +			MX6QDL_PAD_SD3_DAT4__SD3_DATA4	0x17059 +			MX6QDL_PAD_SD3_DAT5__SD3_DATA5	0x17059 +			MX6QDL_PAD_SD3_DAT6__SD3_DATA6	0x17059 +			MX6QDL_PAD_SD3_DAT7__SD3_DATA7	0x17059 +		>; +	}; + +	pinctrl_usdhc3_reset: usdhc3grp-reset { +		fsl,pins = < +			MX6QDL_PAD_SD3_RST__SD3_RESET   0x170F9 +		>; +	}; + +	pinctrl_usdhc4: usdhc4grp { +		fsl,pins = < +			MX6QDL_PAD_SD4_CMD__SD4_CMD	0x17059 +			MX6QDL_PAD_SD4_CLK__SD4_CLK	0x17059 +			MX6QDL_PAD_SD4_DAT0__SD4_DATA0	0x17059 +			MX6QDL_PAD_SD4_DAT1__SD4_DATA1	0x17059 +			MX6QDL_PAD_SD4_DAT2__SD4_DATA2	0x17059 +			MX6QDL_PAD_SD4_DAT3__SD4_DATA3	0x17059 +			MX6QDL_PAD_SD4_DAT4__SD4_DATA4	0x17059 +			MX6QDL_PAD_SD4_DAT5__SD4_DATA5	0x17059 +			MX6QDL_PAD_SD4_DAT6__SD4_DATA6	0x17059 +			MX6QDL_PAD_SD4_DAT7__SD4_DATA7	0x17059 +			/* uSDHC4 CD */ +			MX6QDL_PAD_NANDF_CS0__GPIO6_IO11 0x1b0b0 +			/* uSDHC4 SDIO PWR */ +			MX6QDL_PAD_NANDF_CS1__GPIO6_IO14 0x1b0b0 +			/* uSDHC4 SDIO WP */ +			MX6QDL_PAD_NANDF_CS2__GPIO6_IO15 0x1b0b0 +			/* uSDHC4 SDIO LED */ +			MX6QDL_PAD_NANDF_CS3__GPIO6_IO16 0x1b0b0 +		>; +	}; + +	pinctrl_wdog: wdoggrp { +		fsl,pins = < +			MX6QDL_PAD_GPIO_9__WDOG1_B	0x1b0b0 +		>; +	}; +};  | 
