From 964930bcfdc67112ea76727163f3408bcf40f614 Mon Sep 17 00:00:00 2001 From: Christian Riesch Date: Mon, 28 Nov 2011 23:46:14 +0000 Subject: arm, davinci: Move pinmux functions from board to arch tree Signed-off-by: Christian Riesch Cc: Sandeep Paulraj Cc: Heiko Schocher Cc: Sudhakar Rajashekhara Cc: Syed Mohammed Khasim Cc: Sughosh Ganu Cc: Nick Thompson Cc: Stefano Babic Acked-by: Heiko Schocher Acked-by: Nick Thompson --- board/davinci/common/Makefile | 2 +- board/davinci/common/davinci_pinmux.c | 105 ---------------------------------- 2 files changed, 1 insertion(+), 106 deletions(-) delete mode 100644 board/davinci/common/davinci_pinmux.c (limited to 'board/davinci/common') diff --git a/board/davinci/common/Makefile b/board/davinci/common/Makefile index 9d7b16423..bc99da38b 100644 --- a/board/davinci/common/Makefile +++ b/board/davinci/common/Makefile @@ -29,7 +29,7 @@ endif LIB = $(obj)lib$(VENDOR).o -COBJS := misc.o davinci_pinmux.o +COBJS := misc.o SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(COBJS)) diff --git a/board/davinci/common/davinci_pinmux.c b/board/davinci/common/davinci_pinmux.c deleted file mode 100644 index ce58f7188..000000000 --- a/board/davinci/common/davinci_pinmux.c +++ /dev/null @@ -1,105 +0,0 @@ -/* - * DaVinci pinmux functions. - * - * Copyright (C) 2009 Nick Thompson, GE Fanuc Ltd, - * Copyright (C) 2007 Sergey Kubushyn - * Copyright (C) 2008 Lyrtech - * Copyright (C) 2004 Texas Instruments. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * 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; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#include -#include -#include -#include - -/* - * Change the setting of a pin multiplexer field. - * - * Takes an array of pinmux settings similar to: - * - * struct pinmux_config uart_pins[] = { - * { &davinci_syscfg_regs->pinmux[8], 2, 7 }, - * { &davinci_syscfg_regs->pinmux[9], 2, 0 } - * }; - * - * Stepping through the array, each pinmux[n] register has the given value - * set in the pin mux field specified. - * - * The number of pins in the array must be passed (ARRAY_SIZE can provide - * this value conveniently). - * - * Returns 0 if all field numbers and values are in the correct range, - * else returns -1. - */ -int davinci_configure_pin_mux(const struct pinmux_config *pins, - const int n_pins) -{ - int i; - - /* check for invalid pinmux values */ - for (i = 0; i < n_pins; i++) { - if (pins[i].field >= PIN_MUX_NUM_FIELDS || - (pins[i].value & ~PIN_MUX_FIELD_MASK) != 0) - return -1; - } - - /* configure the pinmuxes */ - for (i = 0; i < n_pins; i++) { - const int offset = pins[i].field * PIN_MUX_FIELD_SIZE; - const unsigned int value = pins[i].value << offset; - const unsigned int mask = PIN_MUX_FIELD_MASK << offset; - const dv_reg *mux = pins[i].mux; - - writel(value | (readl(mux) & (~mask)), mux); - } - - return 0; -} - -/* - * Configure multiple pinmux resources. - * - * Takes an pinmux_resource array of pinmux_config and pin counts: - * - * const struct pinmux_resource pinmuxes[] = { - * PINMUX_ITEM(uart_pins), - * PINMUX_ITEM(i2c_pins), - * }; - * - * The number of items in the array must be passed (ARRAY_SIZE can provide - * this value conveniently). - * - * Each item entry is configured in the defined order. If configuration - * of any item fails, -1 is returned and none of the following items are - * configured. On success, 0 is returned. - */ -int davinci_configure_pin_mux_items(const struct pinmux_resource *item, - const int n_items) -{ - int i; - - for (i = 0; i < n_items; i++) { - if (davinci_configure_pin_mux(item[i].pins, - item[i].n_pins) != 0) - return -1; - } - - return 0; -} -- cgit v1.2.3