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author | Hannes Petermaier <oe5hpm@oevsv.at> | 2014-02-07 14:06:50 +0100 |
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committer | Tom Rini <trini@ti.com> | 2014-02-21 13:55:40 -0500 |
commit | 072cefe07d54879816d0f17830f28198af4c2727 (patch) | |
tree | 63c9aa9e4b65ad5af3fe09c66e83a160a4ab1529 /board/BuR/kwb/mux.c | |
parent | 893c04e17cf74db79e052e831fe5de8323cf2aae (diff) | |
download | u-boot-imx-072cefe07d54879816d0f17830f28198af4c2727.zip u-boot-imx-072cefe07d54879816d0f17830f28198af4c2727.tar.gz u-boot-imx-072cefe07d54879816d0f17830f28198af4c2727.tar.bz2 |
Add support for B&R KWB Motherboard
Adds support for Bernecker & Rainer Industrieelektronik GmbH KWB
Motherboard, using TI's AM3352 SoC.
Most of code is derived from TI's AM335x_EVM
Signed-off-by: Hannes Petermaier <oe5hpm@oevsv.at>
Cc: trini@ti.com
Diffstat (limited to 'board/BuR/kwb/mux.c')
-rw-r--r-- | board/BuR/kwb/mux.c | 195 |
1 files changed, 195 insertions, 0 deletions
diff --git a/board/BuR/kwb/mux.c b/board/BuR/kwb/mux.c new file mode 100644 index 0000000..1a5ffd5 --- /dev/null +++ b/board/BuR/kwb/mux.c @@ -0,0 +1,195 @@ +/* + * mux.c + * + * Pinmux Setting for B&R LEIT Board(s) + * + * Copyright (C) 2013 Hannes Petermaier <oe5hpm@oevsv.at> + * Bernecker & Rainer Industrieelektronik GmbH - http://www.br-automation.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/arch/sys_proto.h> +#include <asm/arch/hardware.h> +#include <asm/arch/mux.h> +#include <asm/io.h> +#include <i2c.h> + +static struct module_pin_mux usb0_pin_mux[] = { + {OFFSET(usb0_id), (MODE(0) | RXACTIVE)}, + /* USB0 DrvBus Receiver disable (from romcode 0x20) */ + {OFFSET(usb0_drvvbus), (MODE(0))}, + /* USB1 DrvBus as GPIO due to HW-Workaround */ + {OFFSET(usb1_drvvbus), (MODE(7))}, + {-1}, +}; +static struct module_pin_mux spi1_pin_mux[] = { + /* SPI1_SCLK */ + {OFFSET(mcasp0_aclkx), MODE(3) | PULLUDEN | RXACTIVE}, + /* SPI1_D0 */ + {OFFSET(mcasp0_fsx), MODE(3) | PULLUDEN | RXACTIVE}, + /* SPI1_D1 */ + {OFFSET(mcasp0_axr0), MODE(3) | PULLUDEN | RXACTIVE}, + /* SPI1_CS0 */ + {OFFSET(mcasp0_ahclkr), MODE(3) | PULLUDEN | PULLUP_EN | RXACTIVE}, + {-1}, +}; + +static struct module_pin_mux dcan0_pin_mux[] = { + /* DCAN0 TX */ + {OFFSET(uart1_ctsn), MODE(2) | PULLUDEN | PULLUP_EN}, + /* DCAN0 RX */ + {OFFSET(uart1_rtsn), MODE(2) | RXACTIVE}, + {-1}, +}; + +static struct module_pin_mux dcan1_pin_mux[] = { + /* DCAN1 TX */ + {OFFSET(uart1_rxd), MODE(2) | PULLUDEN | PULLUP_EN}, + /* DCAN1 RX */ + {OFFSET(uart1_txd), MODE(2) | RXACTIVE}, + {-1}, +}; + +static struct module_pin_mux gpios[] = { + /* GPIO0_29 (RMII1_REFCLK) - eMMC nRST */ + {OFFSET(rmii1_refclk), (MODE(7) | PULLUDDIS)}, + /* GPIO0_4 (SPI D1) - TA602 */ + {OFFSET(spi0_d1), (MODE(7) | PULLUDDIS | RXACTIVE)}, + /* GPIO0_5 (SPI CS0) - DISPLAY_ON_OFF */ + {OFFSET(spi0_cs0), (MODE(7) | PULLUDDIS)}, + /* GPIO0_7 (PWW0 OUT) - CAN TERM */ + {OFFSET(ecap0_in_pwm0_out), (MODE(7) | PULLUDDIS | RXACTIVE)}, + /* GPIO0_19 (DMA_INTR0) - CLKOUT SYS */ + {OFFSET(xdma_event_intr0), (MODE(7) | RXACTIVE)}, + /* GPIO0_20 (DMA_INTR1) - SPI1 nCS1 */ + {OFFSET(xdma_event_intr1), (MODE(7) | PULLUDEN | PULLUP_EN)}, + /* GPIO0_30 (GPMC_WAIT0) - TA601 */ + {OFFSET(gpmc_wait0), (MODE(7) | PULLUDDIS | RXACTIVE)}, + /* GPIO0_31 (GPMC_nWP) - SW601 PushButton */ + {OFFSET(gpmc_wpn), (MODE(7) | PULLUDDIS | RXACTIVE)}, + /* GPIO1_28 (GPMC_nWE) - FRAM_nWP */ + {OFFSET(gpmc_be1n), (MODE(7) | PULLUDDIS)}, + /* GPIO2_0 (GPMC_nCS3) - VBAT_OK */ + {OFFSET(gpmc_csn3), (MODE(7) | PULLUDDIS | RXACTIVE) }, + /* GPIO2_2 (GPMC_nADV_ALE) - DCOK */ + {OFFSET(gpmc_advn_ale), (MODE(7) | PULLUDDIS | RXACTIVE)}, + /* GPIO2_4 (GPMC_nWE) - TST_BAST */ + {OFFSET(gpmc_wen), (MODE(7) | PULLUDDIS)}, + /* GPIO3_18 (MCASP0_ACLKR) - SW601 CNTup, mapped to Counter eQEB0A_in */ + {OFFSET(mcasp0_aclkr), (MODE(1) | PULLUDDIS | RXACTIVE)}, + /* GPIO3_19 (MCASP0_FSR) - SW601 CNTdown, mapped to Counter eQEB0B_in */ + {OFFSET(mcasp0_fsr), (MODE(1) | PULLUDDIS | RXACTIVE)}, + /* GPIO3_20 (MCASP0_AXR1) - SW601 CNTdown, map to Counter eQEB0_index */ + {OFFSET(mcasp0_axr1), (MODE(1) | PULLUDDIS | RXACTIVE)}, + {-1}, +}; + +static struct module_pin_mux uart0_pin_mux[] = { + /* UART0_CTS */ + {OFFSET(uart0_ctsn), (MODE(7) | PULLUDEN | PULLUP_EN | RXACTIVE)}, + /* UART0_RXD */ + {OFFSET(uart0_rxd), (MODE(0) | PULLUDEN | PULLUP_EN | RXACTIVE)}, + /* UART0_TXD */ + {OFFSET(uart0_txd), (MODE(0) | PULLUDEN)}, + {-1}, +}; + +static struct module_pin_mux i2c0_pin_mux[] = { + /* I2C_DATA */ + {OFFSET(i2c0_sda), (MODE(0) | RXACTIVE | PULLUDEN | SLEWCTRL)}, + /* I2C_SCLK */ + {OFFSET(i2c0_scl), (MODE(0) | RXACTIVE | PULLUDEN | SLEWCTRL)}, + {-1}, +}; + +static struct module_pin_mux mii1_pin_mux[] = { + {OFFSET(mii1_rxerr), MODE(0) | RXACTIVE}, /* MII1_RXERR */ + {OFFSET(mii1_txen), MODE(0)}, /* MII1_TXEN */ + {OFFSET(mii1_rxdv), MODE(0) | RXACTIVE}, /* MII1_RXDV */ + {OFFSET(mii1_txd3), MODE(0)}, /* MII1_TXD3 */ + {OFFSET(mii1_txd2), MODE(0)}, /* MII1_TXD2 */ + {OFFSET(mii1_txd1), MODE(0)}, /* MII1_TXD1 */ + {OFFSET(mii1_txd0), MODE(0)}, /* MII1_TXD0 */ + {OFFSET(mii1_txclk), MODE(0) | RXACTIVE}, /* MII1_TXCLK */ + {OFFSET(mii1_rxclk), MODE(0) | RXACTIVE}, /* MII1_RXCLK */ + {OFFSET(mii1_rxd3), MODE(0) | RXACTIVE}, /* MII1_RXD3 */ + {OFFSET(mii1_rxd2), MODE(0) | RXACTIVE}, /* MII1_RXD2 */ + {OFFSET(mii1_rxd1), MODE(0) | RXACTIVE}, /* MII1_RXD1 */ + {OFFSET(mii1_rxd0), MODE(0) | RXACTIVE}, /* MII1_RXD0 */ + {OFFSET(mdio_data), MODE(0) | RXACTIVE | PULLUP_EN}, /* MDIO_DATA */ + {OFFSET(mdio_clk), MODE(0) | PULLUP_EN}, /* MDIO_CLK */ + {-1}, +}; + +static struct module_pin_mux mmc1_pin_mux[] = { + {OFFSET(gpmc_ad3), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT3 */ + {OFFSET(gpmc_ad2), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT2 */ + {OFFSET(gpmc_ad1), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT1 */ + {OFFSET(gpmc_ad0), (MODE(1) | RXACTIVE | PULLUP_EN)}, /* MMC1_DAT0 */ + {OFFSET(gpmc_csn1), (MODE(2) | RXACTIVE | PULLUP_EN)}, /* MMC1_CLK */ + {OFFSET(gpmc_csn2), (MODE(2) | RXACTIVE | PULLUP_EN)}, /* MMC1_CMD */ + {OFFSET(gpmc_csn0), (MODE(7) | RXACTIVE | PULLUP_EN)}, /* MMC1_WP */ + {OFFSET(gpmc_advn_ale), (MODE(7) | RXACTIVE | PULLUP_EN)},/* MMC1_CD */ + + {-1}, +}; + +static struct module_pin_mux lcd_pin_mux[] = { + {OFFSET(lcd_data0), (MODE(0) | PULLUDDIS)}, /* LCD-Data(0) */ + {OFFSET(lcd_data1), (MODE(0) | PULLUDDIS)}, /* LCD-Data(1) */ + {OFFSET(lcd_data2), (MODE(0) | PULLUDDIS)}, /* LCD-Data(2) */ + {OFFSET(lcd_data3), (MODE(0) | PULLUDDIS)}, /* LCD-Data(3) */ + {OFFSET(lcd_data4), (MODE(0) | PULLUDDIS)}, /* LCD-Data(4) */ + {OFFSET(lcd_data5), (MODE(0) | PULLUDDIS)}, /* LCD-Data(5) */ + {OFFSET(lcd_data6), (MODE(0) | PULLUDDIS)}, /* LCD-Data(6) */ + {OFFSET(lcd_data7), (MODE(0) | PULLUDDIS)}, /* LCD-Data(7) */ + {OFFSET(lcd_data8), (MODE(0) | PULLUDDIS)}, /* LCD-Data(8) */ + {OFFSET(lcd_data9), (MODE(0) | PULLUDDIS)}, /* LCD-Data(9) */ + {OFFSET(lcd_data10), (MODE(0) | PULLUDDIS)}, /* LCD-Data(10) */ + {OFFSET(lcd_data11), (MODE(0) | PULLUDDIS)}, /* LCD-Data(11) */ + {OFFSET(lcd_data12), (MODE(0) | PULLUDDIS)}, /* LCD-Data(12) */ + {OFFSET(lcd_data13), (MODE(0) | PULLUDDIS)}, /* LCD-Data(13) */ + {OFFSET(lcd_data14), (MODE(0) | PULLUDDIS)}, /* LCD-Data(14) */ + {OFFSET(lcd_data15), (MODE(0) | PULLUDDIS)}, /* LCD-Data(15) */ + + {OFFSET(gpmc_ad8), (MODE(1) | PULLUDDIS)}, /* LCD-Data(16) */ + {OFFSET(gpmc_ad9), (MODE(1) | PULLUDDIS)}, /* LCD-Data(17) */ + {OFFSET(gpmc_ad10), (MODE(1) | PULLUDDIS)}, /* LCD-Data(18) */ + {OFFSET(gpmc_ad11), (MODE(1) | PULLUDDIS)}, /* LCD-Data(19) */ + {OFFSET(gpmc_ad12), (MODE(1) | PULLUDDIS)}, /* LCD-Data(20) */ + {OFFSET(gpmc_ad13), (MODE(1) | PULLUDDIS)}, /* LCD-Data(21) */ + {OFFSET(gpmc_ad14), (MODE(1) | PULLUDDIS)}, /* LCD-Data(22) */ + {OFFSET(gpmc_ad15), (MODE(1) | PULLUDDIS)}, /* LCD-Data(23) */ + + {OFFSET(lcd_vsync), (MODE(0) | PULLUDDIS)}, /* LCD-VSync */ + {OFFSET(lcd_hsync), (MODE(0) | PULLUDDIS)}, /* LCD-HSync */ + {OFFSET(lcd_ac_bias_en), (MODE(0) | PULLUDDIS)},/* LCD-DE */ + {OFFSET(lcd_pclk), (MODE(0) | PULLUDDIS)}, /* LCD-CLK */ + + {-1}, +}; + +void enable_uart0_pin_mux(void) +{ + configure_module_pin_mux(uart0_pin_mux); +} + +void enable_i2c0_pin_mux(void) +{ + configure_module_pin_mux(i2c0_pin_mux); +} + +void enable_board_pin_mux(void) +{ + configure_module_pin_mux(i2c0_pin_mux); + configure_module_pin_mux(mii1_pin_mux); + configure_module_pin_mux(usb0_pin_mux); + configure_module_pin_mux(spi1_pin_mux); + configure_module_pin_mux(dcan0_pin_mux); + configure_module_pin_mux(dcan1_pin_mux); + configure_module_pin_mux(mmc1_pin_mux); + configure_module_pin_mux(lcd_pin_mux); + configure_module_pin_mux(gpios); +} |