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Commit e2e0a00b authored by Patrick Bruenn's avatar Patrick Bruenn Committed by Shawn Guo
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ARM: dts: imx53: add alternative UART2 configuration 



UART2 on EIM_D26 - EIM_D29 pins supports interchanging RXD/TXD pins
and RTS/CTS pins.
One board using these alternate settings is Beckhoff CX9020. Add the
alternative configuration here, to make it available to others, too.

Signed-off-by: default avatarPatrick Bruenn <p.bruenn@beckhoff.com>
Signed-off-by: default avatarShawn Guo <shawnguo@kernel.org>
parent 5b725054

arch/arm/boot/dts/imx53-pinfunc.h

+4 −0
Original line number Diff line number Diff line
@@ -524,6 +524,7 @@ 
#define MX53_PAD_EIM_D25__UART1_DSR				0x140 0x488 0x000 0x7 0x0

#define MX53_PAD_EIM_D26__EMI_WEIM_D_26				0x144 0x48c 0x000 0x0 0x0

#define MX53_PAD_EIM_D26__GPIO3_26				0x144 0x48c 0x000 0x1 0x0

#define MX53_PAD_EIM_D26__UART2_RXD_MUX				0x144 0x48c 0x880 0x2 0x0

#define MX53_PAD_EIM_D26__UART2_TXD_MUX				0x144 0x48c 0x000 0x2 0x0

#define MX53_PAD_EIM_D26__FIRI_RXD				0x144 0x48c 0x80c 0x3 0x0

#define MX53_PAD_EIM_D26__IPU_CSI0_D_1				0x144 0x48c 0x000 0x4 0x0
@@ -533,6 +534,7 @@ 
#define MX53_PAD_EIM_D27__EMI_WEIM_D_27				0x148 0x490 0x000 0x0 0x0

#define MX53_PAD_EIM_D27__GPIO3_27				0x148 0x490 0x000 0x1 0x0

#define MX53_PAD_EIM_D27__UART2_RXD_MUX				0x148 0x490 0x880 0x2 0x1

#define MX53_PAD_EIM_D27__UART2_TXD_MUX				0x148 0x490 0x000 0x2 0x0

#define MX53_PAD_EIM_D27__FIRI_TXD				0x148 0x490 0x000 0x3 0x0

#define MX53_PAD_EIM_D27__IPU_CSI0_D_0				0x148 0x490 0x000 0x4 0x0

#define MX53_PAD_EIM_D27__IPU_DI1_PIN13				0x148 0x490 0x000 0x5 0x0
@@ -541,6 +543,7 @@ 
#define MX53_PAD_EIM_D28__EMI_WEIM_D_28				0x14c 0x494 0x000 0x0 0x0

#define MX53_PAD_EIM_D28__GPIO3_28				0x14c 0x494 0x000 0x1 0x0

#define MX53_PAD_EIM_D28__UART2_CTS				0x14c 0x494 0x000 0x2 0x0

#define MX53_PAD_EIM_D28__UART2_RTS				0x14c 0x494 0x87c 0x2 0x0

#define MX53_PAD_EIM_D28__IPU_DISPB0_SER_DIO			0x14c 0x494 0x82c 0x3 0x1

#define MX53_PAD_EIM_D28__CSPI_MOSI				0x14c 0x494 0x788 0x4 0x1

#define MX53_PAD_EIM_D28__I2C1_SDA				0x14c 0x494 0x818 0x5 0x1
@@ -548,6 +551,7 @@ 
#define MX53_PAD_EIM_D28__IPU_DI0_PIN13				0x14c 0x494 0x000 0x7 0x0

#define MX53_PAD_EIM_D29__EMI_WEIM_D_29				0x150 0x498 0x000 0x0 0x0

#define MX53_PAD_EIM_D29__GPIO3_29				0x150 0x498 0x000 0x1 0x0

#define MX53_PAD_EIM_D29__UART2_CTS				0x150 0x498 0x000 0x2 0x0

#define MX53_PAD_EIM_D29__UART2_RTS				0x150 0x498 0x87c 0x2 0x1

#define MX53_PAD_EIM_D29__IPU_DISPB0_SER_RS			0x150 0x498 0x000 0x3 0x0

#define MX53_PAD_EIM_D29__CSPI_SS0				0x150 0x498 0x78c 0x4 0x2