Add board specific information for AM43xx.
Signed-off-by: Lokesh Vutla lokeshvutla@ti.com --- board/ti/am43xx/Makefile | 38 +++++++++++++++++++++++++++++++ board/ti/am43xx/board.c | 56 ++++++++++++++++++++++++++++++++++++++++++++++ board/ti/am43xx/board.h | 17 ++++++++++++++ board/ti/am43xx/mux.c | 27 ++++++++++++++++++++++ 4 files changed, 138 insertions(+) create mode 100644 board/ti/am43xx/Makefile create mode 100644 board/ti/am43xx/board.c create mode 100644 board/ti/am43xx/board.h create mode 100644 board/ti/am43xx/mux.c
diff --git a/board/ti/am43xx/Makefile b/board/ti/am43xx/Makefile new file mode 100644 index 0000000..4a1bb7c --- /dev/null +++ b/board/ti/am43xx/Makefile @@ -0,0 +1,38 @@ +# +# Makefile +# +# Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ +# +# SPDX-License-Identifier: GPL-2.0+ +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).o + +ifdef CONFIG_SPL_BUILD +COBJS := mux.o +endif + +COBJS += board.o +SRCS := $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(obj).depend $(OBJS) $(SOBJS) + $(call cmd_link_o_target, $(OBJS) $(SOBJS)) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak $(obj).depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/ti/am43xx/board.c b/board/ti/am43xx/board.c new file mode 100644 index 0000000..f5b9100 --- /dev/null +++ b/board/ti/am43xx/board.c @@ -0,0 +1,56 @@ +/* + * board.c + * + * Board functions for TI AM43XX based boards + * + * Copyright (C) 2013, Texas Instruments, Incorporated - http://www.ti.com/ + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <spl.h> +#include <asm/arch/sys_proto.h> +#include <asm/arch/mux.h> +#include "board.h" + +DECLARE_GLOBAL_DATA_PTR; + +#ifdef CONFIG_SPL_BUILD + +const struct dpll_params dpll_ddr = { + 266, OSC-1, 1, -1, -1, -1, -1}; + +const struct dpll_params *get_dpll_ddr_params(void) +{ + return &dpll_ddr; +} + +void set_uart_mux_conf(void) +{ + enable_uart0_pin_mux(); +} + +void set_mux_conf_regs(void) +{ + enable_board_pin_mux(); +} + +void sdram_init(void) +{ +} +#endif + +int board_init(void) +{ + gd->bd->bi_boot_params = PHYS_DRAM_1 + 0x100; + + return 0; +} + +#ifdef CONFIG_BOARD_LATE_INIT +int board_late_init(void) +{ + return 0; +} +#endif diff --git a/board/ti/am43xx/board.h b/board/ti/am43xx/board.h new file mode 100644 index 0000000..8ca098b --- /dev/null +++ b/board/ti/am43xx/board.h @@ -0,0 +1,17 @@ +/* + * board.h + * + * TI AM437x boards information header + * Derived from AM335x board. + * + * Copyright (C) 2013, Texas Instruments, Incorporated - http://www.ti.com/ + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _BOARD_H_ +#define _BOARD_H_ + +void enable_uart0_pin_mux(void); +void enable_board_pin_mux(void); +#endif diff --git a/board/ti/am43xx/mux.c b/board/ti/am43xx/mux.c new file mode 100644 index 0000000..700e9a7 --- /dev/null +++ b/board/ti/am43xx/mux.c @@ -0,0 +1,27 @@ +/* + * mux.c + * + * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/arch/sys_proto.h> +#include <asm/arch/mux.h> +#include "board.h" + +static struct module_pin_mux uart0_pin_mux[] = { + {OFFSET(uart0_rxd), (MODE(0) | RXACTIVE)}, /* UART0_RXD */ + {OFFSET(uart0_txd), (MODE(0))}, /* UART0_TXD */ + {-1}, +}; + +void enable_uart0_pin_mux(void) +{ + configure_module_pin_mux(uart0_pin_mux); +} + +void enable_board_pin_mux(void) +{ +}