diff options
| -rw-r--r-- | arch/arm/cpu/armv7/am33xx/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/am33xx/mux.c | 33 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-am33xx/mux.h | 261 | ||||
| -rw-r--r-- | board/ti/am335x/mux.c | 249 |
4 files changed, 296 insertions, 248 deletions
diff --git a/arch/arm/cpu/armv7/am33xx/Makefile b/arch/arm/cpu/armv7/am33xx/Makefile index 7768912..74875b3 100644 --- a/arch/arm/cpu/armv7/am33xx/Makefile +++ b/arch/arm/cpu/armv7/am33xx/Makefile @@ -21,6 +21,7 @@ COBJS += sys_info.o COBJS += ddr.o COBJS += emif4.o COBJS += board.o +COBJS += mux.o SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(COBJS) $(COBJS-y) $(SOBJS)) diff --git a/arch/arm/cpu/armv7/am33xx/mux.c b/arch/arm/cpu/armv7/am33xx/mux.c new file mode 100644 index 0000000..2ded472 --- /dev/null +++ b/arch/arm/cpu/armv7/am33xx/mux.c @@ -0,0 +1,33 @@ +/* + * mux.c + * + * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation version 2. + * + * This program is distributed "as is" WITHOUT ANY WARRANTY of any + * kind, whether express or implied; without even the implied warranty + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <common.h> +#include <asm/arch/mux.h> +#include <asm/arch/hardware.h> +#include <asm/io.h> + +/* + * Configure the pin mux for the module + */ +void configure_module_pin_mux(struct module_pin_mux *mod_pin_mux) +{ + int i; + + if (!mod_pin_mux) + return; + + for (i = 0; mod_pin_mux[i].reg_offset != -1; i++) + MUX_CFG(mod_pin_mux[i].val, mod_pin_mux[i].reg_offset); +} diff --git a/arch/arm/include/asm/arch-am33xx/mux.h b/arch/arm/include/asm/arch-am33xx/mux.h new file mode 100644 index 0000000..aed6b00 --- /dev/null +++ b/arch/arm/include/asm/arch-am33xx/mux.h @@ -0,0 +1,261 @@ +/* + * mux.h + * + * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation version 2. + * + * This program is distributed "as is" WITHOUT ANY WARRANTY of any + * kind, whether express or implied; without even the implied warranty + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _MUX_H_ +#define _MUX_H_ + +#include <common.h> +#include <asm/io.h> + +#define MUX_CFG(value, offset) \ + __raw_writel(value, (CTRL_BASE + offset)); + +/* PAD Control Fields */ +#define SLEWCTRL (0x1 << 6) +#define RXACTIVE (0x1 << 5) +#define PULLUP_EN (0x1 << 4) /* Pull UP Selection */ +#define PULLUDEN (0x0 << 3) /* Pull up enabled */ +#define PULLUDDIS (0x1 << 3) /* Pull up disabled */ +#define MODE(val) val /* used for Readability */ + +/* + * PAD CONTROL OFFSETS + * Field names corresponds to the pad signal name + */ +struct pad_signals { + int gpmc_ad0; + int gpmc_ad1; + int gpmc_ad2; + int gpmc_ad3; + int gpmc_ad4; + int gpmc_ad5; + int gpmc_ad6; + int gpmc_ad7; + int gpmc_ad8; + int gpmc_ad9; + int gpmc_ad10; + int gpmc_ad11; + int gpmc_ad12; + int gpmc_ad13; + int gpmc_ad14; + int gpmc_ad15; + int gpmc_a0; + int gpmc_a1; + int gpmc_a2; + int gpmc_a3; + int gpmc_a4; + int gpmc_a5; + int gpmc_a6; + int gpmc_a7; + int gpmc_a8; + int gpmc_a9; + int gpmc_a10; + int gpmc_a11; + int gpmc_wait0; + int gpmc_wpn; + int gpmc_be1n; + int gpmc_csn0; + int gpmc_csn1; + int gpmc_csn2; + int gpmc_csn3; + int gpmc_clk; + int gpmc_advn_ale; + int gpmc_oen_ren; + int gpmc_wen; + int gpmc_be0n_cle; + int lcd_data0; + int lcd_data1; + int lcd_data2; + int lcd_data3; + int lcd_data4; + int lcd_data5; + int lcd_data6; + int lcd_data7; + int lcd_data8; + int lcd_data9; + int lcd_data10; + int lcd_data11; + int lcd_data12; + int lcd_data13; + int lcd_data14; + int lcd_data15; + int lcd_vsync; + int lcd_hsync; + int lcd_pclk; + int lcd_ac_bias_en; + int mmc0_dat3; + int mmc0_dat2; + int mmc0_dat1; + int mmc0_dat0; + int mmc0_clk; + int mmc0_cmd; + int mii1_col; + int mii1_crs; + int mii1_rxerr; + int mii1_txen; + int mii1_rxdv; + int mii1_txd3; + int mii1_txd2; + int mii1_txd1; + int mii1_txd0; + int mii1_txclk; + int mii1_rxclk; + int mii1_rxd3; + int mii1_rxd2; + int mii1_rxd1; + int mii1_rxd0; + int rmii1_refclk; + int mdio_data; + int mdio_clk; + int spi0_sclk; + int spi0_d0; + int spi0_d1; + int spi0_cs0; + int spi0_cs1; + int ecap0_in_pwm0_out; + int uart0_ctsn; + int uart0_rtsn; + int uart0_rxd; + int uart0_txd; + int uart1_ctsn; + int uart1_rtsn; + int uart1_rxd; + int uart1_txd; + int i2c0_sda; + int i2c0_scl; + int mcasp0_aclkx; + int mcasp0_fsx; + int mcasp0_axr0; + int mcasp0_ahclkr; + int mcasp0_aclkr; + int mcasp0_fsr; + int mcasp0_axr1; + int mcasp0_ahclkx; + int xdma_event_intr0; + int xdma_event_intr1; + int nresetin_out; + int porz; + int nnmi; + int osc0_in; + int osc0_out; + int rsvd1; + int tms; + int tdi; + int tdo; + int tck; + int ntrst; + int emu0; + int emu1; + int osc1_in; + int osc1_out; + int pmic_power_en; + int rtc_porz; + int rsvd2; + int ext_wakeup; + int enz_kaldo_1p8v; + int usb0_dm; + int usb0_dp; + int usb0_ce; + int usb0_id; + int usb0_vbus; + int usb0_drvvbus; + int usb1_dm; + int usb1_dp; + int usb1_ce; + int usb1_id; + int usb1_vbus; + int usb1_drvvbus; + int ddr_resetn; + int ddr_csn0; + int ddr_cke; + int ddr_ck; + int ddr_nck; + int ddr_casn; + int ddr_rasn; + int ddr_wen; + int ddr_ba0; + int ddr_ba1; + int ddr_ba2; + int ddr_a0; + int ddr_a1; + int ddr_a2; + int ddr_a3; + int ddr_a4; + int ddr_a5; + int ddr_a6; + int ddr_a7; + int ddr_a8; + int ddr_a9; + int ddr_a10; + int ddr_a11; + int ddr_a12; + int ddr_a13; + int ddr_a14; + int ddr_a15; + int ddr_odt; + int ddr_d0; + int ddr_d1; + int ddr_d2; + int ddr_d3; + int ddr_d4; + int ddr_d5; + int ddr_d6; + int ddr_d7; + int ddr_d8; + int ddr_d9; + int ddr_d10; + int ddr_d11; + int ddr_d12; + int ddr_d13; + int ddr_d14; + int ddr_d15; + int ddr_dqm0; + int ddr_dqm1; + int ddr_dqs0; + int ddr_dqsn0; + int ddr_dqs1; + int ddr_dqsn1; + int ddr_vref; + int ddr_vtp; + int ddr_strben0; + int ddr_strben1; + int ain7; + int ain6; + int ain5; + int ain4; + int ain3; + int ain2; + int ain1; + int ain0; + int vrefp; + int vrefn; +}; + +struct module_pin_mux { + short reg_offset; + unsigned char val; +}; + +/* Pad control register offset */ +#define PAD_CTRL_BASE 0x800 +#define OFFSET(x) (unsigned int) (&((struct pad_signals *) \ + (PAD_CTRL_BASE))->x) + +/* + * Configure the pin mux for the module + */ +void configure_module_pin_mux(struct module_pin_mux *mod_pin_mux); + +#endif diff --git a/board/ti/am335x/mux.c b/board/ti/am335x/mux.c index 82bb9fd..2992979 100644 --- a/board/ti/am335x/mux.c +++ b/board/ti/am335x/mux.c @@ -16,244 +16,11 @@ #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> #include "board.h" -#define MUX_CFG(value, offset) \ - __raw_writel(value, (CTRL_BASE + offset)); - -/* PAD Control Fields */ -#define SLEWCTRL (0x1 << 6) -#define RXACTIVE (0x1 << 5) -#define PULLUP_EN (0x1 << 4) /* Pull UP Selection */ -#define PULLUDEN (0x0 << 3) /* Pull up enabled */ -#define PULLUDDIS (0x1 << 3) /* Pull up disabled */ -#define MODE(val) val /* used for Readability */ - -/* - * PAD CONTROL OFFSETS - * Field names corresponds to the pad signal name - */ -struct pad_signals { - int gpmc_ad0; - int gpmc_ad1; - int gpmc_ad2; - int gpmc_ad3; - int gpmc_ad4; - int gpmc_ad5; - int gpmc_ad6; - int gpmc_ad7; - int gpmc_ad8; - int gpmc_ad9; - int gpmc_ad10; - int gpmc_ad11; - int gpmc_ad12; - int gpmc_ad13; - int gpmc_ad14; - int gpmc_ad15; - int gpmc_a0; - int gpmc_a1; - int gpmc_a2; - int gpmc_a3; - int gpmc_a4; - int gpmc_a5; - int gpmc_a6; - int gpmc_a7; - int gpmc_a8; - int gpmc_a9; - int gpmc_a10; - int gpmc_a11; - int gpmc_wait0; - int gpmc_wpn; - int gpmc_be1n; - int gpmc_csn0; - int gpmc_csn1; - int gpmc_csn2; - int gpmc_csn3; - int gpmc_clk; - int gpmc_advn_ale; - int gpmc_oen_ren; - int gpmc_wen; - int gpmc_be0n_cle; - int lcd_data0; - int lcd_data1; - int lcd_data2; - int lcd_data3; - int lcd_data4; - int lcd_data5; - int lcd_data6; - int lcd_data7; - int lcd_data8; - int lcd_data9; - int lcd_data10; - int lcd_data11; - int lcd_data12; - int lcd_data13; - int lcd_data14; - int lcd_data15; - int lcd_vsync; - int lcd_hsync; - int lcd_pclk; - int lcd_ac_bias_en; - int mmc0_dat3; - int mmc0_dat2; - int mmc0_dat1; - int mmc0_dat0; - int mmc0_clk; - int mmc0_cmd; - int mii1_col; - int mii1_crs; - int mii1_rxerr; - int mii1_txen; - int mii1_rxdv; - int mii1_txd3; - int mii1_txd2; - int mii1_txd1; - int mii1_txd0; - int mii1_txclk; - int mii1_rxclk; - int mii1_rxd3; - int mii1_rxd2; - int mii1_rxd1; - int mii1_rxd0; - int rmii1_refclk; - int mdio_data; - int mdio_clk; - int spi0_sclk; - int spi0_d0; - int spi0_d1; - int spi0_cs0; - int spi0_cs1; - int ecap0_in_pwm0_out; - int uart0_ctsn; - int uart0_rtsn; - int uart0_rxd; - int uart0_txd; - int uart1_ctsn; - int uart1_rtsn; - int uart1_rxd; - int uart1_txd; - int i2c0_sda; - int i2c0_scl; - int mcasp0_aclkx; - int mcasp0_fsx; - int mcasp0_axr0; - int mcasp0_ahclkr; - int mcasp0_aclkr; - int mcasp0_fsr; - int mcasp0_axr1; - int mcasp0_ahclkx; - int xdma_event_intr0; - int xdma_event_intr1; - int nresetin_out; - int porz; - int nnmi; - int osc0_in; - int osc0_out; - int rsvd1; - int tms; - int tdi; - int tdo; - int tck; - int ntrst; - int emu0; - int emu1; - int osc1_in; - int osc1_out; - int pmic_power_en; - int rtc_porz; - int rsvd2; - int ext_wakeup; - int enz_kaldo_1p8v; - int usb0_dm; - int usb0_dp; - int usb0_ce; - int usb0_id; - int usb0_vbus; - int usb0_drvvbus; - int usb1_dm; - int usb1_dp; - int usb1_ce; - int usb1_id; - int usb1_vbus; - int usb1_drvvbus; - int ddr_resetn; - int ddr_csn0; - int ddr_cke; - int ddr_ck; - int ddr_nck; - int ddr_casn; - int ddr_rasn; - int ddr_wen; - int ddr_ba0; - int ddr_ba1; - int ddr_ba2; - int ddr_a0; - int ddr_a1; - int ddr_a2; - int ddr_a3; - int ddr_a4; - int ddr_a5; - int ddr_a6; - int ddr_a7; - int ddr_a8; - int ddr_a9; - int ddr_a10; - int ddr_a11; - int ddr_a12; - int ddr_a13; - int ddr_a14; - int ddr_a15; - int ddr_odt; - int ddr_d0; - int ddr_d1; - int ddr_d2; - int ddr_d3; - int ddr_d4; - int ddr_d5; - int ddr_d6; - int ddr_d7; - int ddr_d8; - int ddr_d9; - int ddr_d10; - int ddr_d11; - int ddr_d12; - int ddr_d13; - int ddr_d14; - int ddr_d15; - int ddr_dqm0; - int ddr_dqm1; - int ddr_dqs0; - int ddr_dqsn0; - int ddr_dqs1; - int ddr_dqsn1; - int ddr_vref; - int ddr_vtp; - int ddr_strben0; - int ddr_strben1; - int ain7; - int ain6; - int ain5; - int ain4; - int ain3; - int ain2; - int ain1; - int ain0; - int vrefp; - int vrefn; -}; - -struct module_pin_mux { - short reg_offset; - unsigned char val; -}; - -/* Pad control register offset */ -#define PAD_CTRL_BASE 0x800 -#define OFFSET(x) (unsigned int) (&((struct pad_signals *) \ - (PAD_CTRL_BASE))->x) - static struct module_pin_mux uart0_pin_mux[] = { {OFFSET(uart0_rxd), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* UART0_RXD */ {OFFSET(uart0_txd), (MODE(0) | PULLUDEN)}, /* UART0_TXD */ @@ -363,20 +130,6 @@ static struct module_pin_mux mii1_pin_mux[] = { {-1}, }; -/* - * Configure the pin mux for the module - */ -static void configure_module_pin_mux(struct module_pin_mux *mod_pin_mux) -{ - int i; - - if (!mod_pin_mux) - return; - - for (i = 0; mod_pin_mux[i].reg_offset != -1; i++) - MUX_CFG(mod_pin_mux[i].val, mod_pin_mux[i].reg_offset); -} - void enable_uart0_pin_mux(void) { configure_module_pin_mux(uart0_pin_mux); |