58d0831928
The header files describe the hardware registers available in both these chips, note that most of this documentation is automatically generated from the hardware implementation.
61 lines
1.7 KiB
PHP
61 lines
1.7 KiB
PHP
#include <hwregs/asm/reg_map_asm.h>
|
|
#include <hwregs/asm/gio_defs_asm.h>
|
|
#include <hwregs/asm/pio_defs_asm.h>
|
|
#include <hwregs/asm/clkgen_defs_asm.h>
|
|
#include <hwregs/asm/pinmux_defs_asm.h>
|
|
|
|
.macro GIO_INIT
|
|
move.d CONFIG_ETRAX_DEF_GIO_PA_OUT, $r0
|
|
move.d REG_ADDR(gio, regi_gio, rw_pa_dout), $r1
|
|
move.d $r0, [$r1]
|
|
|
|
move.d CONFIG_ETRAX_DEF_GIO_PA_OE, $r0
|
|
move.d REG_ADDR(gio, regi_gio, rw_pa_oe), $r1
|
|
move.d $r0, [$r1]
|
|
|
|
move.d CONFIG_ETRAX_DEF_GIO_PB_OUT, $r0
|
|
move.d REG_ADDR(gio, regi_gio, rw_pb_dout), $r1
|
|
move.d $r0, [$r1]
|
|
|
|
move.d CONFIG_ETRAX_DEF_GIO_PB_OE, $r0
|
|
move.d REG_ADDR(gio, regi_gio, rw_pb_oe), $r1
|
|
move.d $r0, [$r1]
|
|
|
|
move.d CONFIG_ETRAX_DEF_GIO_PC_OUT, $r0
|
|
move.d REG_ADDR(gio, regi_gio, rw_pc_dout), $r1
|
|
move.d $r0, [$r1]
|
|
|
|
move.d CONFIG_ETRAX_DEF_GIO_PC_OE, $r0
|
|
move.d REG_ADDR(gio, regi_gio, rw_pc_oe), $r1
|
|
move.d $r0, [$r1]
|
|
|
|
move.d 0xFFFFFFFF, $r0
|
|
move.d REG_ADDR(pinmux, regi_pinmux, rw_gio_pa), $r1
|
|
move.d $r0, [$r1]
|
|
move.d REG_ADDR(pinmux, regi_pinmux, rw_gio_pb), $r1
|
|
move.d $r0, [$r1]
|
|
move.d REG_ADDR(pinmux, regi_pinmux, rw_gio_pc), $r1
|
|
move.d $r0, [$r1]
|
|
.endm
|
|
|
|
.macro START_CLOCKS
|
|
move.d REG_ADDR(clkgen, regi_clkgen, rw_clk_ctrl), $r1
|
|
move.d [$r1], $r0
|
|
or.d REG_STATE(clkgen, rw_clk_ctrl, cpu, yes) | \
|
|
REG_STATE(clkgen, rw_clk_ctrl, ddr2, yes) | \
|
|
REG_STATE(clkgen, rw_clk_ctrl, memarb_bar_ddr, yes), $r0
|
|
move.d $r0, [$r1]
|
|
.endm
|
|
|
|
.macro SETUP_WAIT_STATES
|
|
move.d REG_ADDR(pio, regi_pio, rw_ce0_cfg), $r0
|
|
move.d CONFIG_ETRAX_PIO_CE0_CFG, $r1
|
|
move.d $r1, [$r0]
|
|
move.d REG_ADDR(pio, regi_pio, rw_ce1_cfg), $r0
|
|
move.d CONFIG_ETRAX_PIO_CE1_CFG, $r1
|
|
move.d $r1, [$r0]
|
|
move.d REG_ADDR(pio, regi_pio, rw_ce2_cfg), $r0
|
|
move.d CONFIG_ETRAX_PIO_CE2_CFG, $r1
|
|
move.d $r1, [$r0]
|
|
.endm
|