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	This patch adds support for the following computer on modules (CoM) from
Toradex[A]:
 Apalis iMX6 Quad 2GB IT - i.MX 6Quad 800MHz, 2GB DDR3, 4GB eMMC
                                             -40° to +85° C Temp
 Apalis iMX6 Quad 1GB    - i.MX 6Quad 1GHz,   1GB DDR3, 4GB eMMC
                                               0° to +70° C Temp
 Apalis iMX6 Dual 1GB IT - i.MX 6Dual 800MHz, 1GB DDR3, 4GB eMMC
                                             -40° to +85° C Temp
 Apalis iMX6 Dual 512MB  - i.MX 6Dual 1GHz, 512MB DDR3, 4GB eMMC
                                               0° to +70° C Temp
I've developed and tested it on Quad 2GB IT v1.1A and Dual 512MB v1.1A
CoMs, using Ixora[B] carrier board v1.0A, but it should hopefuly work on
Eval[C] board as well.
A. https://www.toradex.com/computer-on-modules/apalis-arm-family/nxp-freescale-imx-6
B. https://www.toradex.com/products/carrier-board/ixora-carrier-board
C. https://www.toradex.com/products/carrier-board/apalis-evaluation-board
Flashing/recovery instructions:
 1. Download and compile imx_loader for OpenWrt from
    https://github.com/ynezz/imx_loader
 2. Enter recovery mode as desribed in
    https://developer.toradex.com/knowledge-base/imx-recovery-mode
 3. Connect board via USB to the host computer, check that it's connected
    by lsusb:
    15a2:0054 Freescale Semiconductor, Inc. i.MX 6Dual/6Quad SystemOnChip
              in RecoveryMode
 4. Copy following OpenWrt images to imx_loader directory:
         SPL
         u-boot.img
         u-boot-with-spl.imx
         openwrt-imx6-apalis-recovery.scr
         openwrt-imx6-apalis-squashfs.combined.bin
 5. Run imx_usb in imx_loader directory
Signed-off-by: Petr Štetiar <ynezz@true.cz>
		
	
			
		
			
				
	
	
		
			77 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			77 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
| arm: dts: apalis-ixora: Add switch3 as reset button
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| 
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| Signed-off-by: Petr Štetiar <ynezz@true.cz>
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| 
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| --- a/arch/arm/boot/dts/imx6q-apalis-ixora-v1.1.dts
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| +++ b/arch/arm/boot/dts/imx6q-apalis-ixora-v1.1.dts
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| @@ -70,7 +70,7 @@
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|  	gpio-keys {
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|  		compatible = "gpio-keys";
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|  		pinctrl-names = "default";
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| -		pinctrl-0 = <&pinctrl_gpio_keys>;
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| +		pinctrl-0 = <&pinctrl_gpio_keys &pinctrl_switch3_ixora>;
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|  
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|  		wakeup {
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|  			label = "Wake-Up";
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| @@ -79,6 +79,13 @@
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|  			debounce-interval = <10>;
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|  			wakeup-source;
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|  		};
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| +
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| +		reset {
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| +			label = "reset";
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| +			gpios = <&gpio1 16 GPIO_ACTIVE_LOW>;
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| +			linux,code = <KEY_RESTART>;
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| +			debounce-interval = <10>;
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| +		};
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|  	};
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|  
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|  	lcd_display: display@di0 {
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| @@ -292,4 +299,10 @@
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|  			MX6QDL_PAD_NANDF_D2__GPIO2_IO02 0x1b0b0
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|  		>;
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|  	};
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| +
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| +	pinctrl_switch3_ixora: switch3ixora {
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| +		fsl,pins = <
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| +			MX6QDL_PAD_SD1_DAT0__GPIO1_IO16 0x1b0b0
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| +		>;
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| +	};
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|  };
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| --- a/arch/arm/boot/dts/imx6q-apalis-ixora.dts
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| +++ b/arch/arm/boot/dts/imx6q-apalis-ixora.dts
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| @@ -69,7 +69,7 @@
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|  	gpio-keys {
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|  		compatible = "gpio-keys";
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|  		pinctrl-names = "default";
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| -		pinctrl-0 = <&pinctrl_gpio_keys>;
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| +		pinctrl-0 = <&pinctrl_gpio_keys &pinctrl_switch3_ixora>;
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|  
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|  		wakeup {
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|  			label = "Wake-Up";
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| @@ -78,6 +78,13 @@
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|  			debounce-interval = <10>;
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|  			wakeup-source;
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|  		};
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| +
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| +		reset {
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| +			label = "reset";
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| +			gpios = <&gpio1 16 GPIO_ACTIVE_LOW>;
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| +			linux,code = <KEY_RESTART>;
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| +			debounce-interval = <10>;
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| +		};
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|  	};
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|  
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|  	lcd_display: display@di0 {
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| @@ -293,4 +300,10 @@
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|  			MX6QDL_PAD_NANDF_D2__GPIO2_IO02 0x1b0b0
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|  		>;
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|  	};
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| +
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| +	pinctrl_switch3_ixora: switch3ixora {
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| +		fsl,pins = <
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| +			MX6QDL_PAD_SD1_DAT0__GPIO1_IO16 0x1b0b0
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| +		>;
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| +	};
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|  };
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