diff options
Diffstat (limited to 'arch/arm/cpu/arm1136/mx35')
| -rw-r--r-- | arch/arm/cpu/arm1136/mx35/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/cpu/arm1136/mx35/iomux.c | 114 |
2 files changed, 0 insertions, 115 deletions
diff --git a/arch/arm/cpu/arm1136/mx35/Makefile b/arch/arm/cpu/arm1136/mx35/Makefile index f4ababb..23adac0 100644 --- a/arch/arm/cpu/arm1136/mx35/Makefile +++ b/arch/arm/cpu/arm1136/mx35/Makefile @@ -29,7 +29,6 @@ LIB = $(obj)lib$(SOC).o COBJS += generic.o COBJS += timer.o -COBJS += iomux.o COBJS += mx35_sdram.o SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) diff --git a/arch/arm/cpu/arm1136/mx35/iomux.c b/arch/arm/cpu/arm1136/mx35/iomux.c deleted file mode 100644 index 698909e..0000000 --- a/arch/arm/cpu/arm1136/mx35/iomux.c +++ /dev/null @@ -1,114 +0,0 @@ -/* - * Copyright 2008-2009 Freescale Semiconductor, Inc. All Rights Reserved. - * - * 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., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include <asm/io.h> -#include <asm/arch/imx-regs.h> -#include <asm/arch/mx35_pins.h> -#include <asm/arch/iomux.h> - -/* - * IOMUX register (base) addresses - */ -enum iomux_reg_addr { - IOMUXGPR = IOMUXC_BASE_ADDR, /* General purpose */ - IOMUXSW_MUX_CTL = IOMUXC_BASE_ADDR + 4, /* MUX control */ - IOMUXSW_MUX_END = IOMUXC_BASE_ADDR + 0x324, /* last MUX control */ - IOMUXSW_PAD_CTL = IOMUXC_BASE_ADDR + 0x328, /* Pad control */ - IOMUXSW_PAD_END = IOMUXC_BASE_ADDR + 0x7A4, /* last Pad control */ - IOMUXSW_INPUT_CTL = IOMUXC_BASE_ADDR + 0x7A8, /* input select */ - IOMUXSW_INPUT_END = IOMUXC_BASE_ADDR + 0x9F4, /* last input select */ -}; - -#define MUX_PIN_NUM_MAX \ - (((IOMUXSW_PAD_END - IOMUXSW_PAD_CTL) >> 2) + 1) -#define MUX_INPUT_NUM_MUX \ - (((IOMUXSW_INPUT_END - IOMUXSW_INPUT_CTL) >> 2) + 1) - -/* - * Request ownership for an IO pin. This function has to be the first one - * being called before that pin is used. - */ -void mxc_request_iomux(iomux_pin_name_t pin, iomux_pin_cfg_t cfg) -{ - u32 mux_reg = PIN_TO_IOMUX_MUX(pin); - - if (mux_reg != NON_MUX_I) { - mux_reg += IOMUXGPR; - writel(cfg, mux_reg); - } -} - -/* - * Release ownership for an IO pin - */ -void mxc_free_iomux(iomux_pin_name_t pin, iomux_pin_cfg_t cfg) -{ -} - -/* - * This function configures the pad value for a IOMUX pin. - * - * @param pin a pin number as defined in iomux_pin_name_t - * @param config the ORed value of elements defined in iomux_pad_config_t - */ -void mxc_iomux_set_pad(iomux_pin_name_t pin, u32 config) -{ - u32 pad_reg = IOMUXGPR + PIN_TO_IOMUX_PAD(pin); - - writel(config, pad_reg); -} - -/* - * This function enables/disables the general purpose function for a particular - * signal. - * - * @param gp one signal as defined in iomux_gp_func_t - * @param en enable/disable - */ -void mxc_iomux_set_gpr(iomux_gp_func_t gp, int en) -{ - u32 l; - - l = readl(IOMUXGPR); - if (en) - l |= gp; - else - l &= ~gp; - - writel(l, IOMUXGPR); -} - -/* - * This function configures input path. - * - * @param input index of input select register as defined in - * iomux_input_select_t - * @param config the binary value of elements defined in - * iomux_input_config_t - */ -void mxc_iomux_set_input(iomux_input_select_t input, u32 config) -{ - u32 reg = IOMUXSW_INPUT_CTL + (input << 2); - - writel(config, reg); -} |