Altera Cyclone V Development Kit - Revision history

Savoundg at 02:13, 27 March 2017

2017-03-27T02:13:49Z

← Older revision		Revision as of 02:13, 27 March 2017
Line 19:		Line 19:
	\|-		\|-
	\|HPS_GPI[0:13]		\|HPS_GPI[0:13]
	\|portC[13:26]		\|portC[13:26]<ref>http://git.arm.linux.org.uk/cgit/linux-arm.git/tree/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts?id=466e90ca2138c92b1e47d919237488b445b44d73#n156</ref><ref>https://www.altera.com/support/support-resources/knowledge-base/solutions/rd05162013_937.html</ref>
	\|}		\|}
	<ref>http://git.arm.linux.org.uk/cgit/linux-arm.git/tree/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts?id=466e90ca2138c92b1e47d919237488b445b44d73#n156</ref> <ref>https://www.altera.com/support/support-resources/knowledge-base/solutions/rd05162013_937.html</ref>

	For example:		For example:
	{\| class="wikitable"		{\| class="wikitable"
Line 28:		Line 26:
	!HPS_GPIOx		!HPS_GPIOx
	!portX pin		!portX pin
	!
	\|-		\|-
	\|SD_CD_DAT3		\|SD_CD_DAT3
	\|HPS_GPIO47		\|HPS_GPIO47
	\|portB[18]		\|portB[18]<ref>http://git.arm.linux.org.uk/cgit/linux-arm.git/tree/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts?id=a7f9dac38c0c500aaaf5335d904c5a48584f0eeb#n127</ref>
	\|<ref>http://git.arm.linux.org.uk/cgit/linux-arm.git/tree/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts?id=a7f9dac38c0c500aaaf5335d904c5a48584f0eeb#n127</ref>
	\|-		\|-
	\|USER_LED_HPS[3:0]		\|USER_LED_HPS[3:0]
	\|HPS_GPIO[41:44]		\|HPS_GPIO[41:44]
	\|portB[12:15]		\|portB[12:15]<ref>http://git.arm.linux.org.uk/cgit/linux-arm.git/tree/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts?id=a7f9dac38c0c500aaaf5335d904c5a48584f0eeb#n42</ref>
	\|<ref>http://git.arm.linux.org.uk/cgit/linux-arm.git/tree/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts?id=a7f9dac38c0c500aaaf5335d904c5a48584f0eeb#n42</ref>
	\|-		\|-
	\|USER_PB_HPS[3:0]:USER_DIPSW_HPS[3:0]		\|USER_PB_HPS[3:0]:USER_DIPSW_HPS[3:0]
	\|HPS_GPI[4:11]		\|HPS_GPI[4:11]
	\|portC[17:24]		\|portC[17:24]
	\|
	\|}		\|}

Savoundg: /* What is the relationship between the GPIO/GPI name on the schematics and the GPIO number in U-Boot/Linux */

2017-03-27T02:11:15Z

What is the relationship between the GPIO/GPI name on the schematics and the GPIO number in U-Boot/Linux

@@ Line 1: / Line 1: @@
-=== What is the relationship between the GPIO/GPI name on the schematics and the GPIO number in U-Boot/Linux ===
+=== What is the relationship between the GPIO/GPI schematics name and the GPIO number in U-Boot on the SX flavour? ===
-Example on SX
+This board distinguishes between GPIO (General Purpose Input/Output) and and GPI (General Purpose Input).
-I was trying to understand the mapping between a GPIO pin name in the schematics like HPS_GPIOx the bank it is connected to and the GPIO number: there is actually no link between the bank and the pin number
+In the SX board the banks connected to the HPS are 6A, 6B, 7A, 7B, 7C, 7D.
-Each FPGA I/O block is divided into banks; In the SX board the banks connected to the HPS are 6A, 6B, 7A, 7B, 7C, 7D.
+{| class="wikitable"
-HPS_GPIO[0:28] (29)-> portA[0:28]
+!HPS_GPIOx
-HPS_GPIO[29:57] (29) -> portB[0:28]
+!portX pin
-HPS_GPIO[57:84] (27) -> portC[0:26]
+|-
-HPS_GPI[0:13]=portC[13:26] (GPI=General Purpose Input) (<ref>http://git.arm.linux.org.uk/cgit/linux-arm.git/tree/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts?id=466e90ca2138c92b1e47d919237488b445b44d73#n156</ref> <ref>https://www.altera.com/support/support-resources/knowledge-base/solutions/rd05162013_937.html</ref>)
+|HPS_GPIO[0:28]
-*** SD_CD_DAT3=HPS_GPIO47=portB[18] (47-29) (<ref>http://git.arm.linux.org.uk/cgit/linux-arm.git/tree/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts?id=a7f9dac38c0c500aaaf5335d904c5a48584f0eeb#n127</ref>)
+|portA[0:28]
-*** LEDs=HPS_GPIO[41:44]=portB[12:15] (<ref>http://git.arm.linux.org.uk/cgit/linux-arm.git/tree/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts?id=a7f9dac38c0c500aaaf5335d904c5a48584f0eeb#n42</ref>)
+|-
-*** PB/SW=HPS_GPI[4:11]=portC[17:24]
+|HPS_GPIO[29:57]
 == Resources ==
@@ Line 21: / Line 54: @@
 |http://lists.infradead.org/pipermail/linux-arm-kernel/2016-March/416682.html
 |}

Savoundg at 02:03, 27 March 2017

2017-03-27T02:03:35Z

← Older revision		Revision as of 02:03, 27 March 2017
Line 1:		Line 1:
	** I was trying to understand the mapping between a GPIO pin name in the schematics like HPS_GPIOx the bank it is connected to and the GPIO number: there is actually no link between the bank and the pin number		=== What is the relationship between the GPIO/GPI name on the schematics and the GPIO number in U-Boot/Linux ===
	** Each FPGA I/O block is divided into banks; In the SX board the banks connected to the HPS are 6A, 6B, 7A, 7B, 7C, 7D.		Example on SX
	** HPS_GPIO[0:28] (29)-> portA[0:28]
	** HPS_GPIO[29:57] (29) -> portB[0:28]
	** HPS_GPIO[57:84] (27) -> portC[0:26]		I was trying to understand the mapping between a GPIO pin name in the schematics like HPS_GPIOx the bank it is connected to and the GPIO number: there is actually no link between the bank and the pin number
	** HPS_GPI[0:13]=portC[13:26] (GPI=General Purpose Input) (http://git.arm.linux.org.uk/cgit/linux-arm.git/tree/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts?id=466e90ca2138c92b1e47d919237488b445b44d73#n156 ~~and~~ https://www.altera.com/support/support-resources/knowledge-base/solutions/rd05162013_937.html)		Each FPGA I/O block is divided into banks; In the SX board the banks connected to the HPS are 6A, 6B, 7A, 7B, 7C, 7D.
	** Example on SX		HPS_GPIO[0:28] (29)-> portA[0:28]
	*** SD_CD_DAT3=HPS_GPIO47=portB[18] (47-29) (http://git.arm.linux.org.uk/cgit/linux-arm.git/tree/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts?id=a7f9dac38c0c500aaaf5335d904c5a48584f0eeb#n127)		HPS_GPIO[29:57] (29) -> portB[0:28]
	*** LEDs=HPS_GPIO[41:44]=portB[12:15] (http://git.arm.linux.org.uk/cgit/linux-arm.git/tree/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts?id=a7f9dac38c0c500aaaf5335d904c5a48584f0eeb#n42)		HPS_GPIO[57:84] (27) -> portC[0:26]
			HPS_GPI[0:13]=portC[13:26] (GPI=General Purpose Input) (<ref>http://git.arm.linux.org.uk/cgit/linux-arm.git/tree/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts?id=466e90ca2138c92b1e47d919237488b445b44d73#n156</ref> <ref>https://www.altera.com/support/support-resources/knowledge-base/solutions/rd05162013_937.html</ref>)
			*** SD_CD_DAT3=HPS_GPIO47=portB[18] (47-29) (<ref>http://git.arm.linux.org.uk/cgit/linux-arm.git/tree/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts?id=a7f9dac38c0c500aaaf5335d904c5a48584f0eeb#n127</ref>)
			*** LEDs=HPS_GPIO[41:44]=portB[12:15] (<ref>http://git.arm.linux.org.uk/cgit/linux-arm.git/tree/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts?id=a7f9dac38c0c500aaaf5335d904c5a48584f0eeb#n42</ref>)
	*** PB/SW=HPS_GPI[4:11]=portC[17:24]		*** PB/SW=HPS_GPI[4:11]=portC[17:24]
	** Additional Resource:
	~~***~~ http://lists.infradead.org/pipermail/linux-arm-kernel/2016-March/416682.html		== Resources ==
			{\| class="wikitable"
			!
			!
			\|-
			\|[PATCH 2/2] ARM: socfpga: Add support for HPS KEYs/SWs on SoCKit
			\|http://lists.infradead.org/pipermail/linux-arm-kernel/2016-March/416682.html
			\|}

Savoundg: Created page with "** I was trying to understand the mapping between a GPIO pin name in the schematics like HPS_GPIOx the bank it is connected to and the GPIO number: there is actually no link b..."

2017-03-27T01:58:23Z

Created page with "** I was trying to understand the mapping between a GPIO pin name in the schematics like HPS_GPIOx the bank it is connected to and the GPIO number: there is actually no link b..."

New page

** I was trying to understand the mapping between a GPIO pin name in the schematics like HPS_GPIOx the bank it is connected to and the GPIO number: there is actually no link between the bank and the pin number
** Each FPGA I/O block is divided into banks; In the SX board the banks connected to the HPS are 6A, 6B, 7A, 7B, 7C, 7D.
** HPS_GPIO[0:28] (29)-> portA[0:28]
** HPS_GPIO[29:57] (29) -> portB[0:28]
** HPS_GPIO[57:84] (27) -> portC[0:26]
** HPS_GPI[0:13]=portC[13:26] (GPI=General Purpose Input) (http://git.arm.linux.org.uk/cgit/linux-arm.git/tree/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts?id=466e90ca2138c92b1e47d919237488b445b44d73#n156 and https://www.altera.com/support/support-resources/knowledge-base/solutions/rd05162013_937.html)
** Example on SX
*** SD_CD_DAT3=HPS_GPIO47=portB[18] (47-29) (http://git.arm.linux.org.uk/cgit/linux-arm.git/tree/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts?id=a7f9dac38c0c500aaaf5335d904c5a48584f0eeb#n127)
*** LEDs=HPS_GPIO[41:44]=portB[12:15] (http://git.arm.linux.org.uk/cgit/linux-arm.git/tree/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts?id=a7f9dac38c0c500aaaf5335d904c5a48584f0eeb#n42)
*** PB/SW=HPS_GPI[4:11]=portC[17:24]
** Additional Resource:
*** http://lists.infradead.org/pipermail/linux-arm-kernel/2016-March/416682.html