[U-Boot] [PATCH v2] arm: imx: add i.MX53 Beckhoff CX9020 Embedded PC
Jagan Teki
jagan at openedev.com
Mon Oct 17 12:48:09 CEST 2016
On Fri, Oct 7, 2016 at 9:44 PM, <linux-kernel-dev at beckhoff.com> wrote:
> From: Patrick Bruenn <p.bruenn at beckhoff.com>
>
> Add CX9020 board based on mx53loco.
> Add simplified imx53 base device tree from kernel v4.8-rc8, to reuse
> serial_mxc with DTE and prepare for device tree migration of other
> functions and imx53 devices.
>
> The CX9020 differs from i.MX53 Quick Start Board by:
> - use uart2 instead of uart1
> - DVI-D connector instead of VGA
> - no audio
> - CCAT FPGA connected to emi
> - enable rtc
>
> Signed-off-by: Patrick Bruenn <p.bruenn at beckhoff.com>
>
> ---
>
> Changes in v2:
> - remove #include <asm/errno.h> from mx53cx9020.c
> - remove obsolete CONFIG_CMD_CCAT from mx53cx9020.h
>
> arch/arm/Kconfig | 7 +
> arch/arm/dts/Makefile | 2 +
> arch/arm/dts/imx53-cx9020.dts | 26 ++
> arch/arm/dts/imx53.dtsi | 41 ++
> board/beckhoff/mx53cx9020/Kconfig | 15 +
> board/beckhoff/mx53cx9020/MAINTAINERS | 6 +
> board/beckhoff/mx53cx9020/Makefile | 9 +
> board/beckhoff/mx53cx9020/imximage.cfg | 82 ++++
> board/beckhoff/mx53cx9020/mx53cx9020.c | 563 +++++++++++++++++++++++++++
> board/beckhoff/mx53cx9020/mx53cx9020_video.c | 83 ++++
> configs/mx53cx9020_defconfig | 19 +
> include/configs/mx53cx9020.h | 208 ++++++++++
> 12 files changed, 1061 insertions(+)
> create mode 100644 arch/arm/dts/imx53-cx9020.dts
> create mode 100644 arch/arm/dts/imx53.dtsi
> create mode 100644 board/beckhoff/mx53cx9020/Kconfig
> create mode 100644 board/beckhoff/mx53cx9020/MAINTAINERS
> create mode 100644 board/beckhoff/mx53cx9020/Makefile
> create mode 100644 board/beckhoff/mx53cx9020/imximage.cfg
> create mode 100644 board/beckhoff/mx53cx9020/mx53cx9020.c
> create mode 100644 board/beckhoff/mx53cx9020/mx53cx9020_video.c
> create mode 100644 configs/mx53cx9020_defconfig
> create mode 100644 include/configs/mx53cx9020.h
>
> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
> index f55d5b2..ece610a 100644
> --- a/arch/arm/Kconfig
> +++ b/arch/arm/Kconfig
> @@ -480,6 +480,12 @@ config TARGET_MX53LOCO
> bool "Support mx53loco"
> select CPU_V7
>
> +config TARGET_MX53CX9020
> + bool "Support mx53cx9020"
> + select CPU_V7
> + select DM
> + select DM_SERIAL
> +
> config TARGET_MX53SMD
> bool "Support mx53smd"
> select CPU_V7
> @@ -965,6 +971,7 @@ source "board/freescale/mx51evk/Kconfig"
> source "board/freescale/mx53ard/Kconfig"
> source "board/freescale/mx53evk/Kconfig"
> source "board/freescale/mx53loco/Kconfig"
> +source "board/beckhoff/mx53cx9020/Kconfig"
> source "board/freescale/mx53smd/Kconfig"
> source "board/freescale/s32v234evb/Kconfig"
> source "board/freescale/vf610twr/Kconfig"
> diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
> index 04d47e7..3f753ba 100644
> --- a/arch/arm/dts/Makefile
> +++ b/arch/arm/dts/Makefile
> @@ -286,6 +286,8 @@ dtb-$(CONFIG_MX6) += imx6ull-14x14-evk.dtb \
> imx6dl-icore.dtb \
> imx6q-icore.dtb
>
> +dtb-$(CONFIG_TARGET_MX53CX9020) += imx53-cx9020.dtb
This should be MX arch config entry, not the target one.
> +
> dtb-$(CONFIG_SOC_KEYSTONE) += k2hk-evm.dtb \
> k2l-evm.dtb \
> k2e-evm.dtb \
> diff --git a/arch/arm/dts/imx53-cx9020.dts b/arch/arm/dts/imx53-cx9020.dts
> new file mode 100644
> index 0000000..4fc6214
> --- /dev/null
> +++ b/arch/arm/dts/imx53-cx9020.dts
> @@ -0,0 +1,26 @@
> +/*
> + * Copyright 2016 Beckhoff Automation
> + * Copyright 2011 Freescale Semiconductor, Inc.
> + * Copyright 2011 Linaro Ltd.
> + *
> + * SPDX-License-Identifier: GPL-2.0+ or X11
> + */
> +
> +/dts-v1/;
> +#include "imx53.dtsi"
> +
> +/ {
> + model = "Beckhoff CX9020-0100 i.MX53";
> + compatible = "fsl,imx53-qsb", "fsl,imx53";
> +
> + chosen {
> + stdout-path = &uart2;
> + };
> +};
> +
> +&uart2 {
> + pinctrl-names = "default";
> + uart-has-rtscts;
> + fsl,dte-mode;
> + status = "okay";
> +};
> diff --git a/arch/arm/dts/imx53.dtsi b/arch/arm/dts/imx53.dtsi
> new file mode 100644
> index 0000000..3da0765
> --- /dev/null
> +++ b/arch/arm/dts/imx53.dtsi
> @@ -0,0 +1,41 @@
> +/*
> + * Copyright 2016 Beckhoff Automation
> + * Copyright 2011 Freescale Semiconductor, Inc.
> + * Copyright 2011 Linaro Ltd.
> + *
> + * The code contained herein is licensed under the GNU General Public
> + * License. You may obtain a copy of the GNU General Public License
> + * Version 2 or later at the following locations:
> + *
> + * http://www.opensource.org/licenses/gpl-license.html
> + * http://www.gnu.org/copyleft/gpl.html
> + */
> +
> +#include "skeleton.dtsi"
> +
> +/ {
> + aliases {
> + serial1 = &uart2;
> + };
> +
> + soc {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + compatible = "simple-bus";
> + ranges;
> +
> + aips at 50000000 { /* AIPS1 */
> + compatible = "fsl,aips-bus", "simple-bus";
> + #address-cells = <1>;
> + #size-cells = <1>;
> + reg = <0x50000000 0x10000000>;
> + ranges;
> +
> + uart2: serial at 53fc0000 {
> + compatible = "fsl,imx7d-uart", "fsl,imx53-uart", "fsl,imx21-uart";
> + reg = <0x53fc0000 0x4000>;
> + status = "disabled";
> + };
> + };
> + };
> +};
> diff --git a/board/beckhoff/mx53cx9020/Kconfig b/board/beckhoff/mx53cx9020/Kconfig
> new file mode 100644
> index 0000000..6b60ce3
> --- /dev/null
> +++ b/board/beckhoff/mx53cx9020/Kconfig
> @@ -0,0 +1,15 @@
> +if TARGET_MX53CX9020
> +
> +config SYS_BOARD
> + default "mx53cx9020"
> +
> +config SYS_VENDOR
> + default "beckhoff"
> +
> +config SYS_SOC
> + default "mx5"
> +
> +config SYS_CONFIG_NAME
> + default "mx53cx9020"
> +
> +endif
> diff --git a/board/beckhoff/mx53cx9020/MAINTAINERS b/board/beckhoff/mx53cx9020/MAINTAINERS
> new file mode 100644
> index 0000000..f84413e
> --- /dev/null
> +++ b/board/beckhoff/mx53cx9020/MAINTAINERS
> @@ -0,0 +1,6 @@
> +MX53 CX9020
> +M: Patrick Bruenn <p.bruenn at beckhoff.com>
> +S: Maintained
> +F: board/beckhoff/mx53cx9020/
> +F: include/configs/mx53cx9020.h
> +F: configs/mx53cx9020_defconfig
> diff --git a/board/beckhoff/mx53cx9020/Makefile b/board/beckhoff/mx53cx9020/Makefile
> new file mode 100644
> index 0000000..a01c0f1
> --- /dev/null
> +++ b/board/beckhoff/mx53cx9020/Makefile
> @@ -0,0 +1,9 @@
> +#
> +# Copyright (C) 2015 Beckhoff Automation GmbH & Co. KG
> +# Patrick Bruenn <p.bruenn at beckhoff.com>
> +#
> +# SPDX-License-Identifier: GPL-2.0+
> +#
> +
> +obj-y += mx53cx9020.o
> +obj-$(CONFIG_VIDEO) += mx53cx9020_video.o
> diff --git a/board/beckhoff/mx53cx9020/imximage.cfg b/board/beckhoff/mx53cx9020/imximage.cfg
> new file mode 100644
> index 0000000..c6bdc72
> --- /dev/null
> +++ b/board/beckhoff/mx53cx9020/imximage.cfg
> @@ -0,0 +1,82 @@
> +/*
> + * Copyright (C) 2015 Beckhoff Automation GmbH
> + * Patrick Bruenn <p.bruenn at beckhoff.com>
> + *
> + * Based on Freescale's Linux i.MX mx53loco/imximage.cfg file:
> + * Copyright (C) 2011 Freescale Semiconductor, Inc.
> + *
> + * SPDX-License-Identifier: GPL-2.0+
> + */
> +
> +/* image version */
> +IMAGE_VERSION 2
> +
> +/*
> + * Boot Device : one of
> + * spi, sd (the board has no nand neither onenand)
> + */
> +BOOT_FROM sd
> +
> +/*
> + * Device Configuration Data (DCD)
> + *
> + * Each entry must have the format:
> + * Addr-type Address Value
> + *
> + * where:
> + * Addr-type register length (1,2 or 4 bytes)
> + * Address absolute address of the register
> + * value value to be stored in the register
> + */
> +DATA 4 0x53fa8554 0x00300000
> +DATA 4 0x53fa8558 0x00300040
> +DATA 4 0x53fa8560 0x00300000
> +DATA 4 0x53fa8564 0x00300040
> +DATA 4 0x53fa8568 0x00300040
> +DATA 4 0x53fa8570 0x00300000
> +DATA 4 0x53fa8574 0x00300000
> +DATA 4 0x53fa8578 0x00300000
> +DATA 4 0x53fa857c 0x00300040
> +DATA 4 0x53fa8580 0x00300040
> +DATA 4 0x53fa8584 0x00300000
> +DATA 4 0x53fa8588 0x00300000
> +DATA 4 0x53fa8590 0x00300040
> +DATA 4 0x53fa8594 0x00300000
> +DATA 4 0x53fa86f0 0x00300000
> +DATA 4 0x53fa86f4 0x00000000
> +DATA 4 0x53fa86fc 0x00000000
> +DATA 4 0x53fa8714 0x00000000
> +DATA 4 0x53fa8718 0x00300000
> +DATA 4 0x53fa871c 0x00300000
> +DATA 4 0x53fa8720 0x00300000
> +DATA 4 0x53fa8724 0x00000000
> +DATA 4 0x53fa8728 0x00300000
> +DATA 4 0x53fa872c 0x00300000
> +DATA 4 0x63fd9088 0x35343535
> +DATA 4 0x63fd9090 0x4d444c44
> +DATA 4 0x63fd907c 0x01370138
> +DATA 4 0x63fd9080 0x013b013c
> +DATA 4 0x63fd9018 0x00011740
> +DATA 4 0x63fd9000 0x83190000
> +DATA 4 0x63fd900c 0x40425333
> +DATA 4 0x63fd9010 0xb68e8a63
> +DATA 4 0x63fd9014 0x01ff00db
> +DATA 4 0x63fd902c 0x000026d2
> +DATA 4 0x63fd9030 0x009f0e21
> +DATA 4 0x63fd9008 0x12273030
> +DATA 4 0x63fd9004 0x0002002d
> +DATA 4 0x63fd901c 0x00008032
> +DATA 4 0x63fd901c 0x00008033
> +DATA 4 0x63fd901c 0x00028031
> +DATA 4 0x63fd901c 0x052080b0
> +DATA 4 0x63fd901c 0x04008040
> +DATA 4 0x63fd9000 0xc3190000
> +DATA 4 0x63fd901c 0x0000803a
> +DATA 4 0x63fd901c 0x0000803b
> +DATA 4 0x63fd901c 0x00028039
> +DATA 4 0x63fd901c 0x05208138
> +DATA 4 0x63fd901c 0x04008048
> +DATA 4 0x63fd9020 0x00005800
> +DATA 4 0x63fd9040 0x05380003
> +DATA 4 0x63fd9058 0x00022227
> +DATA 4 0x63fd901c 0x00000000
> diff --git a/board/beckhoff/mx53cx9020/mx53cx9020.c b/board/beckhoff/mx53cx9020/mx53cx9020.c
> new file mode 100644
> index 0000000..c92ec15
> --- /dev/null
> +++ b/board/beckhoff/mx53cx9020/mx53cx9020.c
> @@ -0,0 +1,563 @@
> +/*
> + * Copyright (C) 2015 Beckhoff Automation GmbH & Co. KG
> + * Patrick Bruenn <p.bruenn at beckhoff.com>
> + *
> + * Based on Freescale's Linux i.MX mx53loco.c file:
> + * Copyright (C) 2011 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/sys_proto.h>
> +#include <asm/arch/crm_regs.h>
> +#include <asm/arch/clock.h>
> +#include <asm/arch/iomux-mx53.h>
> +#include <asm/arch/clock.h>
> +#include <asm/imx-common/mx5_video.h>
> +#include <netdev.h>
> +#include <i2c.h>
> +#include <mmc.h>
> +#include <fsl_esdhc.h>
> +#include <asm/gpio.h>
> +#include <linux/fb.h>
> +#include <ipu_pixfmt.h>
> +#include <fs.h>
> +#include <dm/platdata.h>
> +#include <dm/platform_data/serial_mxc.h>
> +
> +enum LED_GPIOS {
> + GPIO_SD1_CD = IMX_GPIO_NR(1, 1),
> + GPIO_SD2_CD = IMX_GPIO_NR(1, 4),
> + GPIO_LED_SD2_R = IMX_GPIO_NR(3, 16),
> + GPIO_LED_SD2_B = IMX_GPIO_NR(3, 17),
> + GPIO_LED_SD2_G = IMX_GPIO_NR(3, 18),
> + GPIO_LED_SD1_R = IMX_GPIO_NR(3, 19),
> + GPIO_LED_SD1_B = IMX_GPIO_NR(3, 20),
> + GPIO_LED_SD1_G = IMX_GPIO_NR(3, 21),
> + GPIO_LED_PWR_R = IMX_GPIO_NR(3, 22),
> + GPIO_LED_PWR_B = IMX_GPIO_NR(3, 23),
> + GPIO_LED_PWR_G = IMX_GPIO_NR(3, 24),
> + GPIO_SUPS_INT = IMX_GPIO_NR(3, 31),
> + GPIO_C3_CONFIG = IMX_GPIO_NR(6, 8),
> + GPIO_C3_STATUS = IMX_GPIO_NR(6, 7),
> + GPIO_C3_DONE = IMX_GPIO_NR(6, 9),
> +};
> +
> +#define CCAT_BASE_ADDR ((void *)0xf0000000)
> +#define CCAT_END_ADDR (CCAT_BASE_ADDR + (1024 * 1024 * 32))
> +#define CCAT_SIGN_ADDR (CCAT_BASE_ADDR + 12)
> +static const char CCAT_SIGNATURE[] = "CCAT";
> +
> +static const u32 CCAT_MODE_CONFIG = 0x0024DC81;
> +static const u32 CCAT_MODE_RUN = 0x0033DC8F;
> +
> +DECLARE_GLOBAL_DATA_PTR;
> +
> +static uint32_t mx53_dram_size[2];
> +
> +phys_size_t get_effective_memsize(void)
> +{
> + /*
> + * WARNING: We must override get_effective_memsize() function here
> + * to report only the size of the first DRAM bank. This is to make
> + * U-Boot relocator place U-Boot into valid memory, that is, at the
> + * end of the first DRAM bank. If we did not override this function
> + * like so, U-Boot would be placed at the address of the first DRAM
> + * bank + total DRAM size - sizeof(uboot), which in the setup where
> + * each DRAM bank contains 512MiB of DRAM would result in placing
> + * U-Boot into invalid memory area close to the end of the first
> + * DRAM bank.
> + */
> + return mx53_dram_size[0];
> +}
> +
> +int dram_init(void)
> +{
> + mx53_dram_size[0] = get_ram_size((void *)PHYS_SDRAM_1, 1 << 30);
> + mx53_dram_size[1] = get_ram_size((void *)PHYS_SDRAM_2, 1 << 30);
> +
> + gd->ram_size = mx53_dram_size[0] + mx53_dram_size[1];
> +
> + return 0;
> +}
> +
> +void dram_init_banksize(void)
> +{
> + gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
> + gd->bd->bi_dram[0].size = mx53_dram_size[0];
> +
> + gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
> + gd->bd->bi_dram[1].size = mx53_dram_size[1];
> +}
> +
> +u32 get_board_rev(void)
> +{
> + struct iim_regs *iim = (struct iim_regs *)IMX_IIM_BASE;
> + struct fuse_bank *bank = &iim->bank[0];
> + struct fuse_bank0_regs *fuse =
> + (struct fuse_bank0_regs *)bank->fuse_regs;
> +
> + int rev = readl(&fuse->gp[6]);
> +
> + return (get_cpu_rev() & ~(0xF << 8)) | (rev & 0xF) << 8;
> +}
> +
> +/*
> + * Set CCAT mode
> + * @mode: use CCAT_MODE_CONFIG or CCAT_MODE_RUN
> + */
> +void weim_cs0_settings(u32 mode)
> +{
> + struct weim *weim_regs = (struct weim *)WEIM_BASE_ADDR;
> +
> + writel(0x0, &weim_regs->cs0gcr1);
> + writel(mode, &weim_regs->cs0gcr1);
> + writel(0x00001002, &weim_regs->cs0gcr2);
> +
> + writel(0x04000000, &weim_regs->cs0rcr1);
> + writel(0x00000000, &weim_regs->cs0rcr2);
> +
> + writel(0x04000000, &weim_regs->cs0wcr1);
> + writel(0x00000000, &weim_regs->cs0wcr2);
> +}
> +
> +static void setup_iomux_eim(void)
> +{
> + static const iomux_v3_cfg_t eim_pads[] = {
> + NEW_PAD_CTRL(MX53_PAD_EIM_OE__EMI_WEIM_OE,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_WAIT__EMI_WEIM_WAIT,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_LBA__EMI_WEIM_LBA,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_RW__EMI_WEIM_RW,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_EB0__EMI_WEIM_EB_0,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_EB1__EMI_WEIM_EB_1,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_EB2__EMI_WEIM_EB_2,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_EB3__EMI_WEIM_EB_3,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_CS0__EMI_WEIM_CS_0,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_CS1__EMI_WEIM_CS_1,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_A16__EMI_WEIM_A_16,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_A17__EMI_WEIM_A_17,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_A18__EMI_WEIM_A_18,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_A19__EMI_WEIM_A_19,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_A20__EMI_WEIM_A_20,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_A21__EMI_WEIM_A_21,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_A22__EMI_WEIM_A_22,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_DA0__EMI_NAND_WEIM_DA_0,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_DA1__EMI_NAND_WEIM_DA_1,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_DA2__EMI_NAND_WEIM_DA_2,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_DA3__EMI_NAND_WEIM_DA_3,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_DA4__EMI_NAND_WEIM_DA_4,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_DA5__EMI_NAND_WEIM_DA_5,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_DA6__EMI_NAND_WEIM_DA_6,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_DA7__EMI_NAND_WEIM_DA_7,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_DA8__EMI_NAND_WEIM_DA_8,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_DA9__EMI_NAND_WEIM_DA_9,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_DA10__EMI_NAND_WEIM_DA_10,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_DA11__EMI_NAND_WEIM_DA_11,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_DA12__EMI_NAND_WEIM_DA_12,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_DA13__EMI_NAND_WEIM_DA_13,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_DA14__EMI_NAND_WEIM_DA_14,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_EIM_DA15__EMI_NAND_WEIM_DA_15,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_PATA_DATA0__EMI_NANDF_D_0,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_PATA_DATA1__EMI_NANDF_D_1,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_PATA_DATA2__EMI_NANDF_D_2,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_PATA_DATA3__EMI_NANDF_D_3,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_PATA_DATA4__EMI_NANDF_D_4,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_PATA_DATA5__EMI_NANDF_D_5,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_PATA_DATA6__EMI_NANDF_D_6,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_PATA_DATA7__EMI_NANDF_D_7,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_PATA_DATA8__EMI_NANDF_D_8,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_PATA_DATA9__EMI_NANDF_D_9,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_PATA_DATA10__EMI_NANDF_D_10,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_PATA_DATA11__EMI_NANDF_D_11,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_PATA_DATA12__EMI_NANDF_D_12,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_PATA_DATA13__EMI_NANDF_D_13,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_PATA_DATA14__EMI_NANDF_D_14,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_PATA_DATA15__EMI_NANDF_D_15,
> + PAD_CTL_PKE | PAD_CTL_DSE_HIGH),
> + };
> + imx_iomux_v3_setup_multiple_pads(eim_pads, ARRAY_SIZE(eim_pads));
> +
> + imx_iomux_v3_setup_pad(MX53_PAD_NANDF_CLE__GPIO6_7);
> + gpio_direction_input(GPIO_C3_STATUS);
> + imx_iomux_v3_setup_pad(MX53_PAD_NANDF_WP_B__GPIO6_9);
> + gpio_direction_input(GPIO_C3_DONE);
> +
> + imx_iomux_v3_setup_pad(MX53_PAD_NANDF_ALE__GPIO6_8);
> + gpio_direction_output(GPIO_C3_CONFIG, 1);
> +
> + weim_cs0_settings(CCAT_MODE_RUN);
> +}
> +
> +static void setup_iomux_sups(void)
> +{
> + imx_iomux_v3_setup_pad(NEW_PAD_CTRL
> + (MX53_PAD_EIM_D31__GPIO3_31,
> + PAD_CTL_PUS_100K_DOWN));
> + gpio_direction_input(GPIO_SUPS_INT);
> +
> + static const int BLINK_INTERVALL = 50000;
> + int status = 1;
> + while (gpio_get_value(GPIO_SUPS_INT)) {
> + /* signal "CX SUPS power fail" */
> + gpio_set_value(GPIO_LED_PWR_R,
> + (++status / BLINK_INTERVALL) % 2);
> + }
> +
> + /* signal "CX power up" */
> + gpio_set_value(GPIO_LED_PWR_R, 1);
> +}
> +
> +static void setup_iomux_leds(void)
> +{
> + imx_iomux_v3_setup_pad(MX53_PAD_EIM_D16__GPIO3_16);
> + gpio_direction_output(GPIO_LED_SD2_R, 0);
> +
> + imx_iomux_v3_setup_pad(MX53_PAD_EIM_D17__GPIO3_17);
> + gpio_direction_output(GPIO_LED_SD2_B, 0);
> +
> + imx_iomux_v3_setup_pad(MX53_PAD_EIM_D18__GPIO3_18);
> + gpio_direction_output(GPIO_LED_SD2_G, 0);
> +
> + imx_iomux_v3_setup_pad(MX53_PAD_EIM_D19__GPIO3_19);
> + gpio_direction_output(GPIO_LED_SD1_R, 0);
> +
> + imx_iomux_v3_setup_pad(MX53_PAD_EIM_D20__GPIO3_20);
> + gpio_direction_output(GPIO_LED_SD1_B, 0);
> +
> + imx_iomux_v3_setup_pad(MX53_PAD_EIM_D21__GPIO3_21);
> + gpio_direction_output(GPIO_LED_SD1_G, 0);
> +
> + imx_iomux_v3_setup_pad(MX53_PAD_EIM_D22__GPIO3_22);
> + gpio_direction_output(GPIO_LED_PWR_R, 0);
> +
> + imx_iomux_v3_setup_pad(MX53_PAD_EIM_D23__GPIO3_23);
> + gpio_direction_output(GPIO_LED_PWR_B, 0);
> +
> + imx_iomux_v3_setup_pad(MX53_PAD_EIM_D24__GPIO3_24);
> + gpio_direction_output(GPIO_LED_PWR_G, 0);
> +}
> +
> +#define UART_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_DSE_HIGH | \
> + PAD_CTL_PUS_100K_UP | PAD_CTL_ODE)
> +
> +#define MX53_PAD_EIM_D26__UART2_RXD_MUX \
> + IOMUX_PAD(0x48c, 0x144, 2, 0x880, 0, MX53_UART_PAD_CTRL)
> +#define MX53_PAD_EIM_D27__UART2_TXD_MUX \
> + IOMUX_PAD(0x490, 0x148, 2, 0x000, 0, MX53_UART_PAD_CTRL)
> +#define MX53_PAD_EIM_D28__UART2_RTS \
> + IOMUX_PAD(0x494, 0x14c, 2, 0x87C, 0, MX53_UART_PAD_CTRL)
> +#define MX53_PAD_EIM_D29__UART2_CTS \
> + IOMUX_PAD(0x498, 0x150, 2, 0x000, 0, MX53_UART_PAD_CTRL)
> +static void setup_iomux_uart(void)
> +{
> + static const iomux_v3_cfg_t uart_pads[] = {
> + NEW_PAD_CTRL(MX53_PAD_EIM_D26__UART2_RXD_MUX, UART_PAD_CTRL),
> + NEW_PAD_CTRL(MX53_PAD_EIM_D27__UART2_TXD_MUX, UART_PAD_CTRL),
> + NEW_PAD_CTRL(MX53_PAD_EIM_D28__UART2_RTS, UART_PAD_CTRL),
> + NEW_PAD_CTRL(MX53_PAD_EIM_D29__UART2_CTS, UART_PAD_CTRL),
> + };
> +
> + imx_iomux_v3_setup_multiple_pads(uart_pads, ARRAY_SIZE(uart_pads));
> +}
> +
> +#ifdef CONFIG_USB_EHCI_MX5
> +int board_ehci_hcd_init(int port)
> +{
> + /* request VBUS power enable pin, GPIO7_8 */
> + imx_iomux_v3_setup_pad(MX53_PAD_PATA_DA_2__GPIO7_8);
> + gpio_direction_output(IMX_GPIO_NR(7, 8), 1);
> + return 0;
> +}
> +#endif
> +
> +static void setup_iomux_fec(void)
> +{
> + static const iomux_v3_cfg_t fec_pads[] = {
> + NEW_PAD_CTRL(MX53_PAD_FEC_MDIO__FEC_MDIO, PAD_CTL_HYS |
> + PAD_CTL_DSE_HIGH | PAD_CTL_PUS_22K_UP |
> + PAD_CTL_ODE),
> + NEW_PAD_CTRL(MX53_PAD_FEC_MDC__FEC_MDC, PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_FEC_RXD1__FEC_RDATA_1,
> + PAD_CTL_HYS | PAD_CTL_PKE),
> + NEW_PAD_CTRL(MX53_PAD_FEC_RXD0__FEC_RDATA_0,
> + PAD_CTL_HYS | PAD_CTL_PKE),
> + NEW_PAD_CTRL(MX53_PAD_FEC_TXD1__FEC_TDATA_1, PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_FEC_TXD0__FEC_TDATA_0, PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_FEC_TX_EN__FEC_TX_EN, PAD_CTL_DSE_HIGH),
> + NEW_PAD_CTRL(MX53_PAD_FEC_REF_CLK__FEC_TX_CLK,
> + PAD_CTL_HYS | PAD_CTL_PKE),
> + NEW_PAD_CTRL(MX53_PAD_FEC_RX_ER__FEC_RX_ER,
> + PAD_CTL_HYS | PAD_CTL_PKE),
> + NEW_PAD_CTRL(MX53_PAD_FEC_CRS_DV__FEC_RX_DV,
> + PAD_CTL_HYS | PAD_CTL_PKE),
> + };
> +
> + imx_iomux_v3_setup_multiple_pads(fec_pads, ARRAY_SIZE(fec_pads));
> +}
> +
> +#ifdef CONFIG_FSL_ESDHC
> +struct fsl_esdhc_cfg esdhc_cfg[2] = {
> + {MMC_SDHC1_BASE_ADDR},
> + {MMC_SDHC2_BASE_ADDR},
> +};
> +
> +int board_mmc_getcd(struct mmc *mmc)
> +{
> + struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv;
> + int ret;
> +
> + imx_iomux_v3_setup_pad(MX53_PAD_GPIO_1__GPIO1_1);
> + gpio_direction_input(GPIO_SD1_CD);
> + imx_iomux_v3_setup_pad(MX53_PAD_GPIO_4__GPIO1_4);
> + gpio_direction_input(GPIO_SD2_CD);
> +
> + if (cfg->esdhc_base == MMC_SDHC1_BASE_ADDR)
> + ret = !gpio_get_value(GPIO_SD1_CD);
> + else
> + ret = !gpio_get_value(GPIO_SD2_CD);
> +
> + return ret;
> +}
> +
> +#define SD_CMD_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_DSE_HIGH | \
> + PAD_CTL_PUS_100K_UP)
> +#define SD_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_PUS_47K_UP | \
> + PAD_CTL_DSE_HIGH)
> +
> +int board_mmc_init(bd_t *bis)
> +{
> + static const iomux_v3_cfg_t sd1_pads[] = {
> + NEW_PAD_CTRL(MX53_PAD_SD1_CMD__ESDHC1_CMD, SD_CMD_PAD_CTRL),
> + NEW_PAD_CTRL(MX53_PAD_SD1_CLK__ESDHC1_CLK, SD_PAD_CTRL),
> + NEW_PAD_CTRL(MX53_PAD_SD1_DATA0__ESDHC1_DAT0, SD_PAD_CTRL),
> + NEW_PAD_CTRL(MX53_PAD_SD1_DATA1__ESDHC1_DAT1, SD_PAD_CTRL),
> + NEW_PAD_CTRL(MX53_PAD_SD1_DATA2__ESDHC1_DAT2, SD_PAD_CTRL),
> + NEW_PAD_CTRL(MX53_PAD_SD1_DATA3__ESDHC1_DAT3, SD_PAD_CTRL),
> + MX53_PAD_GPIO_1__GPIO1_1,
> + };
> +
> + static const iomux_v3_cfg_t sd2_pads[] = {
> + NEW_PAD_CTRL(MX53_PAD_SD2_CMD__ESDHC2_CMD, SD_CMD_PAD_CTRL),
> + NEW_PAD_CTRL(MX53_PAD_SD2_CLK__ESDHC2_CLK, SD_PAD_CTRL),
> + NEW_PAD_CTRL(MX53_PAD_SD2_DATA0__ESDHC2_DAT0, SD_PAD_CTRL),
> + NEW_PAD_CTRL(MX53_PAD_SD2_DATA1__ESDHC2_DAT1, SD_PAD_CTRL),
> + NEW_PAD_CTRL(MX53_PAD_SD2_DATA2__ESDHC2_DAT2, SD_PAD_CTRL),
> + NEW_PAD_CTRL(MX53_PAD_SD2_DATA3__ESDHC2_DAT3, SD_PAD_CTRL),
> + MX53_PAD_GPIO_4__GPIO1_4,
> + };
Since, it's have dts support please use pinctrl driver for pads and
mux atleast for supporting ones.
thanks!
--
Jagan Teki
Free Software Engineer | www.openedev.com
U-Boot, Linux | Upstream Maintainer
Hyderabad, India.
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