diff options
Diffstat (limited to 'arch/arm/cpu/armv7/mx7ulp/iomux.c')
-rw-r--r-- | arch/arm/cpu/armv7/mx7ulp/iomux.c | 70 |
1 files changed, 0 insertions, 70 deletions
diff --git a/arch/arm/cpu/armv7/mx7ulp/iomux.c b/arch/arm/cpu/armv7/mx7ulp/iomux.c deleted file mode 100644 index 1eba24e506..0000000000 --- a/arch/arm/cpu/armv7/mx7ulp/iomux.c +++ /dev/null @@ -1,70 +0,0 @@ -/* - * Copyright (C) 2016 Freescale Semiconductor, Inc. - * - * SPDX-License-Identifier: GPL-2.0+ - */ -#include <common.h> -#include <asm/io.h> -#include <asm/arch/imx-regs.h> -#include <asm/arch/iomux.h> - -static void *base = (void *)IOMUXC_BASE_ADDR; - -/* - * iomuxc0 base address. In imx7ulp-pins.h, - * the offsets of pins in iomuxc0 are from 0xD000, - * so we set the base address to (0x4103D000 - 0xD000 = 0x41030000) - */ -static void *base_mports = (void *)(AIPS0_BASE + 0x30000); - -/* - * configures a single pad in the iomuxer - */ -void mx7ulp_iomux_setup_pad(iomux_cfg_t pad) -{ - u32 mux_ctrl_ofs = (pad & MUX_CTRL_OFS_MASK) >> MUX_CTRL_OFS_SHIFT; - u32 mux_mode = (pad & MUX_MODE_MASK) >> MUX_MODE_SHIFT; - u32 sel_input_ofs = - (pad & MUX_SEL_INPUT_OFS_MASK) >> MUX_SEL_INPUT_OFS_SHIFT; - u32 sel_input = - (pad & MUX_SEL_INPUT_MASK) >> MUX_SEL_INPUT_SHIFT; - u32 pad_ctrl_ofs = mux_ctrl_ofs; - u32 pad_ctrl = (pad & MUX_PAD_CTRL_MASK) >> MUX_PAD_CTRL_SHIFT; - - debug("[PAD CFG] = 0x%16llX \r\n\tmux_ctl = 0x%X(0x%X) sel_input = 0x%X(0x%X) pad_ctrl = 0x%X(0x%X)\r\n", - pad, mux_ctrl_ofs, mux_mode, sel_input_ofs, sel_input, - pad_ctrl_ofs, pad_ctrl); - - if (mux_mode & IOMUX_CONFIG_MPORTS) { - mux_mode &= ~IOMUX_CONFIG_MPORTS; - base = base_mports; - } else { - base = (void *)IOMUXC_BASE_ADDR; - } - - __raw_writel(((mux_mode << IOMUXC_PCR_MUX_ALT_SHIFT) & - IOMUXC_PCR_MUX_ALT_MASK), base + mux_ctrl_ofs); - - if (sel_input_ofs) - __raw_writel((sel_input << IOMUXC_PSMI_IMUX_ALT_SHIFT), - base + sel_input_ofs); - - if (!(pad_ctrl & NO_PAD_CTRL)) - __raw_writel(((mux_mode << IOMUXC_PCR_MUX_ALT_SHIFT) & - IOMUXC_PCR_MUX_ALT_MASK) | - (pad_ctrl & (~IOMUXC_PCR_MUX_ALT_MASK)), - base + pad_ctrl_ofs); -} - -/* configures a list of pads within declared with IOMUX_PADS macro */ -void mx7ulp_iomux_setup_multiple_pads(iomux_cfg_t const *pad_list, - unsigned count) -{ - iomux_cfg_t const *p = pad_list; - int i; - - for (i = 0; i < count; i++) { - mx7ulp_iomux_setup_pad(*p); - p++; - } -} |