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authorFabio Estevam <festevam@gmail.com>2020-09-11 15:40:32 +0300
committerShawn Guo <shawnguo@kernel.org>2020-09-13 06:15:58 +0300
commite8d992fb529ee96d920ee9a9223dd02679d05c62 (patch)
treef029e073afce3a9492095e8e0e95a7d434c3bbd2 /arch/arm/mach-imx
parent6c5f05a6cd88c77fd67833e18ac131ad53f86c24 (diff)
downloadlinux-e8d992fb529ee96d920ee9a9223dd02679d05c62.tar.xz
ARM: imx: Remove iomux-v3 board code
IMX_HAVE_IOMUX_V3 was only used by i.MX25/35 board files. Since the board files users are gone, it is safe to remove iomux-v3 related code. Signed-off-by: Fabio Estevam <festevam@gmail.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'arch/arm/mach-imx')
-rw-r--r--arch/arm/mach-imx/Kconfig5
-rw-r--r--arch/arm/mach-imx/Makefile2
-rw-r--r--arch/arm/mach-imx/iomux-v3.c65
-rw-r--r--arch/arm/mach-imx/iomux-v3.h130
-rw-r--r--arch/arm/mach-imx/mm-imx3.c2
5 files changed, 0 insertions, 204 deletions
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index 138c5344f2f2..0ae09c9c22ae 100644
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -47,9 +47,6 @@ config HAVE_IMX_SRC
def_bool y if SMP
select ARCH_HAS_RESET_CONTROLLER
-config ARCH_MXC_IOMUX_V3
- bool
-
if ARCH_MULTI_V6
comment "ARM1136 platforms"
@@ -63,7 +60,6 @@ config SOC_IMX31
config SOC_IMX35
bool "i.MX35 support"
- select ARCH_MXC_IOMUX_V3
select MXC_AVIC
select PINCTRL_IMX35
help
@@ -87,7 +83,6 @@ if ARCH_MULTI_V5
config SOC_IMX25
bool "i.MX25 support"
- select ARCH_MXC_IOMUX_V3
select CPU_ARM926T
select MXC_AVIC
select PINCTRL_IMX25
diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile
index a976b120ad45..b3ebfa03c27f 100644
--- a/arch/arm/mach-imx/Makefile
+++ b/arch/arm/mach-imx/Makefile
@@ -11,8 +11,6 @@ obj-$(CONFIG_SOC_IMX35) += mm-imx3.o cpu-imx35.o mach-imx35.o
imx5-pm-$(CONFIG_PM) += pm-imx5.o
obj-$(CONFIG_SOC_IMX5) += cpu-imx5.o $(imx5-pm-y)
-obj-$(CONFIG_ARCH_MXC_IOMUX_V3) += iomux-v3.o
-
obj-$(CONFIG_MXC_TZIC) += tzic.o
obj-$(CONFIG_MXC_AVIC) += avic.o
diff --git a/arch/arm/mach-imx/iomux-v3.c b/arch/arm/mach-imx/iomux-v3.c
deleted file mode 100644
index 043cf3c7cacf..000000000000
--- a/arch/arm/mach-imx/iomux-v3.c
+++ /dev/null
@@ -1,65 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-/*
- * Copyright 2004-2006 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright (C) 2008 by Sascha Hauer <kernel@pengutronix.de>
- * Copyright (C) 2009 by Jan Weitzel Phytec Messtechnik GmbH,
- * <armlinux@phytec.de>
- */
-#include <linux/errno.h>
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/string.h>
-#include <linux/gpio.h>
-
-#include <asm/mach/map.h>
-
-#include "hardware.h"
-#include "iomux-v3.h"
-
-static void __iomem *base;
-
-/*
- * configures a single pad in the iomuxer
- */
-int mxc_iomux_v3_setup_pad(iomux_v3_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 = (pad & MUX_PAD_CTRL_OFS_MASK) >> MUX_PAD_CTRL_OFS_SHIFT;
- u32 pad_ctrl = (pad & MUX_PAD_CTRL_MASK) >> MUX_PAD_CTRL_SHIFT;
-
- if (mux_ctrl_ofs)
- imx_writel(mux_mode, base + mux_ctrl_ofs);
-
- if (sel_input_ofs)
- imx_writel(sel_input, base + sel_input_ofs);
-
- if (!(pad_ctrl & NO_PAD_CTRL) && pad_ctrl_ofs)
- imx_writel(pad_ctrl, base + pad_ctrl_ofs);
-
- return 0;
-}
-
-int mxc_iomux_v3_setup_multiple_pads(const iomux_v3_cfg_t *pad_list,
- unsigned count)
-{
- const iomux_v3_cfg_t *p = pad_list;
- int i;
- int ret;
-
- for (i = 0; i < count; i++) {
- ret = mxc_iomux_v3_setup_pad(*p);
- if (ret)
- return ret;
- p++;
- }
- return 0;
-}
-
-void mxc_iomux_v3_init(void __iomem *iomux_v3_base)
-{
- base = iomux_v3_base;
-}
diff --git a/arch/arm/mach-imx/iomux-v3.h b/arch/arm/mach-imx/iomux-v3.h
deleted file mode 100644
index 7db8ec926ff1..000000000000
--- a/arch/arm/mach-imx/iomux-v3.h
+++ /dev/null
@@ -1,130 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-or-later */
-/*
- * Copyright (C) 2009 by Jan Weitzel Phytec Messtechnik GmbH,
- * <armlinux@phytec.de>
- */
-
-#ifndef __MACH_IOMUX_V3_H__
-#define __MACH_IOMUX_V3_H__
-
-/*
- * build IOMUX_PAD structure
- *
- * This iomux scheme is based around pads, which are the physical balls
- * on the processor.
- *
- * - Each pad has a pad control register (IOMUXC_SW_PAD_CTRL_x) which controls
- * things like driving strength and pullup/pulldown.
- * - Each pad can have but not necessarily does have an output routing register
- * (IOMUXC_SW_MUX_CTL_PAD_x).
- * - Each pad can have but not necessarily does have an input routing register
- * (IOMUXC_x_SELECT_INPUT)
- *
- * The three register sets do not have a fixed offset to each other,
- * hence we order this table by pad control registers (which all pads
- * have) and put the optional i/o routing registers into additional
- * fields.
- *
- * The naming convention for the pad modes is MX35_PAD_<padname>__<padmode>
- * If <padname> or <padmode> refers to a GPIO, it is named
- * GPIO_<unit>_<num>
- *
- * IOMUX/PAD Bit field definitions
- *
- * MUX_CTRL_OFS: 0..11 (12)
- * PAD_CTRL_OFS: 12..23 (12)
- * SEL_INPUT_OFS: 24..35 (12)
- * MUX_MODE + SION: 36..40 (5)
- * PAD_CTRL + NO_PAD_CTRL: 41..57 (17)
- * SEL_INP: 58..61 (4)
- * reserved: 63 (1)
-*/
-
-typedef u64 iomux_v3_cfg_t;
-
-#define MUX_CTRL_OFS_SHIFT 0
-#define MUX_CTRL_OFS_MASK ((iomux_v3_cfg_t)0xfff << MUX_CTRL_OFS_SHIFT)
-#define MUX_PAD_CTRL_OFS_SHIFT 12
-#define MUX_PAD_CTRL_OFS_MASK ((iomux_v3_cfg_t)0xfff << MUX_PAD_CTRL_OFS_SHIFT)
-#define MUX_SEL_INPUT_OFS_SHIFT 24
-#define MUX_SEL_INPUT_OFS_MASK ((iomux_v3_cfg_t)0xfff << MUX_SEL_INPUT_OFS_SHIFT)
-
-#define MUX_MODE_SHIFT 36
-#define MUX_MODE_MASK ((iomux_v3_cfg_t)0x1f << MUX_MODE_SHIFT)
-#define MUX_PAD_CTRL_SHIFT 41
-#define MUX_PAD_CTRL_MASK ((iomux_v3_cfg_t)0x1ffff << MUX_PAD_CTRL_SHIFT)
-#define MUX_SEL_INPUT_SHIFT 58
-#define MUX_SEL_INPUT_MASK ((iomux_v3_cfg_t)0xf << MUX_SEL_INPUT_SHIFT)
-
-#define MUX_PAD_CTRL(x) ((iomux_v3_cfg_t)(x) << MUX_PAD_CTRL_SHIFT)
-
-#define IOMUX_PAD(_pad_ctrl_ofs, _mux_ctrl_ofs, _mux_mode, _sel_input_ofs, \
- _sel_input, _pad_ctrl) \
- (((iomux_v3_cfg_t)(_mux_ctrl_ofs) << MUX_CTRL_OFS_SHIFT) | \
- ((iomux_v3_cfg_t)(_mux_mode) << MUX_MODE_SHIFT) | \
- ((iomux_v3_cfg_t)(_pad_ctrl_ofs) << MUX_PAD_CTRL_OFS_SHIFT) | \
- ((iomux_v3_cfg_t)(_pad_ctrl) << MUX_PAD_CTRL_SHIFT) | \
- ((iomux_v3_cfg_t)(_sel_input_ofs) << MUX_SEL_INPUT_OFS_SHIFT) | \
- ((iomux_v3_cfg_t)(_sel_input) << MUX_SEL_INPUT_SHIFT))
-
-#define NEW_PAD_CTRL(cfg, pad) (((cfg) & ~MUX_PAD_CTRL_MASK) | MUX_PAD_CTRL(pad))
-/*
- * Use to set PAD control
- */
-
-#define NO_PAD_CTRL (1 << 16)
-#define PAD_CTL_DVS (1 << 13)
-#define PAD_CTL_HYS (1 << 8)
-
-#define PAD_CTL_PKE (1 << 7)
-#define PAD_CTL_PUE (1 << 6 | PAD_CTL_PKE)
-#define PAD_CTL_PUS_100K_DOWN (0 << 4 | PAD_CTL_PUE)
-#define PAD_CTL_PUS_47K_UP (1 << 4 | PAD_CTL_PUE)
-#define PAD_CTL_PUS_100K_UP (2 << 4 | PAD_CTL_PUE)
-#define PAD_CTL_PUS_22K_UP (3 << 4 | PAD_CTL_PUE)
-
-#define PAD_CTL_ODE (1 << 3)
-
-#define PAD_CTL_DSE_LOW (0 << 1)
-#define PAD_CTL_DSE_MED (1 << 1)
-#define PAD_CTL_DSE_HIGH (2 << 1)
-#define PAD_CTL_DSE_MAX (3 << 1)
-
-#define PAD_CTL_SRE_FAST (1 << 0)
-#define PAD_CTL_SRE_SLOW (0 << 0)
-
-#define IOMUX_CONFIG_SION (0x1 << 4)
-
-#define MX51_NUM_GPIO_PORT 4
-
-#define GPIO_PIN_MASK 0x1f
-
-#define GPIO_PORT_SHIFT 5
-#define GPIO_PORT_MASK (0x7 << GPIO_PORT_SHIFT)
-
-#define GPIO_PORTA (0 << GPIO_PORT_SHIFT)
-#define GPIO_PORTB (1 << GPIO_PORT_SHIFT)
-#define GPIO_PORTC (2 << GPIO_PORT_SHIFT)
-#define GPIO_PORTD (3 << GPIO_PORT_SHIFT)
-#define GPIO_PORTE (4 << GPIO_PORT_SHIFT)
-#define GPIO_PORTF (5 << GPIO_PORT_SHIFT)
-
-/*
- * setups a single pad in the iomuxer
- */
-int mxc_iomux_v3_setup_pad(iomux_v3_cfg_t pad);
-
-/*
- * setups multiple pads
- * convenient way to call the above function with tables
- */
-int mxc_iomux_v3_setup_multiple_pads(const iomux_v3_cfg_t *pad_list,
- unsigned count);
-
-/*
- * Initialise the iomux controller
- */
-void mxc_iomux_v3_init(void __iomem *iomux_v3_base);
-
-#endif /* __MACH_IOMUX_V3_H__*/
-
diff --git a/arch/arm/mach-imx/mm-imx3.c b/arch/arm/mach-imx/mm-imx3.c
index 66b477586128..35883fa70479 100644
--- a/arch/arm/mach-imx/mm-imx3.c
+++ b/arch/arm/mach-imx/mm-imx3.c
@@ -21,7 +21,6 @@
#include "crmregs-imx3.h"
#include "devices/devices-common.h"
#include "hardware.h"
-#include "iomux-v3.h"
void __iomem *mx3_ccm_base;
@@ -140,7 +139,6 @@ static void imx35_idle(void)
void __init imx35_init_early(void)
{
mxc_set_cpu_type(MXC_CPU_MX35);
- mxc_iomux_v3_init(MX35_IO_ADDRESS(MX35_IOMUXC_BASE_ADDR));
arm_pm_idle = imx35_idle;
arch_ioremap_caller = imx3_ioremap_caller;
mx3_ccm_base = MX35_IO_ADDRESS(MX35_CCM_BASE_ADDR);