ARM: ts4600: add basic board support
This commit adds basic support including: MMC, Serial console Signed-off-by: Sebastien Bourdelin <sebastien.bourdelin@savoirfairelinux.com> Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
This commit is contained in:
Sebastien Bourdelin
Stefano Babic
parent
22d358da0b
commit
d9e268ed76
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@ -574,6 +574,11 @@ config ARCH_SUNXI
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select USB_KEYBOARD if DISTRO_DEFAULTS
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select USE_TINY_PRINTF
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config TARGET_TS4600
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bool "Support TS4600"
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select CPU_ARM926EJS
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select SUPPORT_SPL
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config TARGET_TS4800
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bool "Support TS4800"
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select CPU_V7
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@ -1025,6 +1030,7 @@ source "board/ti/ti816x/Kconfig"
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source "board/timll/devkit3250/Kconfig"
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source "board/toradex/colibri_pxa270/Kconfig"
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source "board/toradex/colibri_vf/Kconfig"
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source "board/technologic/ts4600/Kconfig"
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source "board/technologic/ts4800/Kconfig"
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source "board/vscom/baltos/Kconfig"
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source "board/woodburn/Kconfig"
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@ -0,0 +1,15 @@
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if TARGET_TS4600
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config SYS_BOARD
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default "ts4600"
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config SYS_VENDOR
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default "technologic"
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config SYS_SOC
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default "mxs"
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config SYS_CONFIG_NAME
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default "ts4600"
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endif
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@ -0,0 +1,6 @@
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TS4600 BOARD
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M: Sebastien Bourdelin <sebastien.bourdelin@savoirfairelinux.com>
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S: Maintained
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F: board/technologic/ts4600/
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F: include/configs/ts4600.h
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F: configs/ts4600_defconfig
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@ -0,0 +1,11 @@
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#
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# (C) Copyright 2016 Savoir-faire Linux
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#
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# SPDX-License-Identifier: GPL-2.0+
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#
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ifndef CONFIG_SPL_BUILD
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obj-y := ts4600.o
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else
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obj-y := iomux.o
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endif
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@ -0,0 +1,149 @@
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/*
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* (C) Copyright 2016 Savoir-faire Linux Inc.
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*
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* Author: Sebastien Bourdelin <sebastien.bourdelin@savoirfairelinux.com>
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*
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* Based on work from TS7680 code by:
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* Kris Bahnsen <kris@embeddedarm.com>
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* Mark Featherston <mark@embeddedarm.com>
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* https://github.com/embeddedarm/u-boot/tree/master/board/technologic/ts7680
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*
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* Derived from MX28EVK code by
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* Freescale Semiconductor, Inc.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <config.h>
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#include <asm/io.h>
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#include <asm/arch/iomux-mx28.h>
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#include <asm/arch/imx-regs.h>
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#include <asm/arch/sys_proto.h>
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#define MUX_CONFIG_SSP0 (MXS_PAD_3V3 | MXS_PAD_8MA | MXS_PAD_PULLUP)
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#define MUX_CONFIG_EMI (MXS_PAD_3V3 | MXS_PAD_12MA | MXS_PAD_NOPULL)
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const iomux_cfg_t iomux_setup[] = {
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/* DUART */
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MX28_PAD_PWM0__DUART_RX,
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MX28_PAD_PWM1__DUART_TX,
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/* MMC0 */
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MX28_PAD_SSP0_DATA0__SSP0_D0 | MUX_CONFIG_SSP0,
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MX28_PAD_SSP0_DATA1__SSP0_D1 | MUX_CONFIG_SSP0,
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MX28_PAD_SSP0_DATA2__SSP0_D2 | MUX_CONFIG_SSP0,
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MX28_PAD_SSP0_DATA3__SSP0_D3 | MUX_CONFIG_SSP0,
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MX28_PAD_SSP0_CMD__SSP0_CMD | MUX_CONFIG_SSP0,
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MX28_PAD_SSP0_SCK__SSP0_SCK |
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(MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
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/* MMC0 slot power enable */
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MX28_PAD_PWM3__GPIO_3_28 |
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(MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
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/* EMI */
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MX28_PAD_EMI_D00__EMI_DATA0 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D01__EMI_DATA1 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D02__EMI_DATA2 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D03__EMI_DATA3 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D04__EMI_DATA4 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D05__EMI_DATA5 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D06__EMI_DATA6 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D07__EMI_DATA7 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D08__EMI_DATA8 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D09__EMI_DATA9 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D10__EMI_DATA10 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D11__EMI_DATA11 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D12__EMI_DATA12 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D13__EMI_DATA13 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D14__EMI_DATA14 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_D15__EMI_DATA15 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_ODT0__EMI_ODT0 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_DQM0__EMI_DQM0 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_ODT1__EMI_ODT1 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_DQM1__EMI_DQM1 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_DDR_OPEN_FB__EMI_DDR_OPEN_FEEDBACK | MUX_CONFIG_EMI,
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MX28_PAD_EMI_CLK__EMI_CLK | MUX_CONFIG_EMI,
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MX28_PAD_EMI_DQS0__EMI_DQS0 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_DQS1__EMI_DQS1 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_DDR_OPEN__EMI_DDR_OPEN | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A00__EMI_ADDR0 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A01__EMI_ADDR1 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A02__EMI_ADDR2 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A03__EMI_ADDR3 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A04__EMI_ADDR4 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A05__EMI_ADDR5 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A06__EMI_ADDR6 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A07__EMI_ADDR7 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A08__EMI_ADDR8 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A09__EMI_ADDR9 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A10__EMI_ADDR10 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A11__EMI_ADDR11 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A12__EMI_ADDR12 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A13__EMI_ADDR13 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_A14__EMI_ADDR14 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_BA0__EMI_BA0 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_BA1__EMI_BA1 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_BA2__EMI_BA2 | MUX_CONFIG_EMI,
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MX28_PAD_EMI_CASN__EMI_CASN | MUX_CONFIG_EMI,
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MX28_PAD_EMI_RASN__EMI_RASN | MUX_CONFIG_EMI,
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MX28_PAD_EMI_WEN__EMI_WEN | MUX_CONFIG_EMI,
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MX28_PAD_EMI_CE0N__EMI_CE0N | MUX_CONFIG_EMI,
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MX28_PAD_EMI_CE1N__EMI_CE1N | MUX_CONFIG_EMI,
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MX28_PAD_EMI_CKE__EMI_CKE | MUX_CONFIG_EMI,
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/* I2C */
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MX28_PAD_I2C0_SCL__I2C0_SCL,
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MX28_PAD_I2C0_SDA__I2C0_SDA,
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};
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#define HW_DRAM_CTL29 (0x74 >> 2)
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#define CS_MAP 0xf
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#define COLUMN_SIZE 0x2
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#define ADDR_PINS 0x1
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#define APREBIT 0xa
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#define HW_DRAM_CTL29_CONFIG (CS_MAP << 24 | COLUMN_SIZE << 16 | \
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ADDR_PINS << 8 | APREBIT)
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#define HW_DRAM_CTL39 (0x9c >> 2)
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#define TFAW 0xb
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#define TDLL 0xc8
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#define HW_DRAM_CTL39_CONFIG (TFAW << 24 | TDLL)
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#define HW_DRAM_CTL41 (0xa4 >> 2)
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#define TPDEX 0x2
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#define TRCD_INT 0x4
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#define TRC 0xd
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#define HW_DRAM_CTL41_CONFIG (TPDEX << 24 | TRCD_INT << 8 | TRC)
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#define HW_DRAM_CTL42 (0xa8 >> 2)
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#define TRAS_MAX 0x36a6
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#define TRAS_MIN 0xa
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#define HW_DRAM_CTL42_CONFIG (TRAS_MAX << 8 | TRAS_MIN)
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#define HW_DRAM_CTL43 (0xac >> 2)
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#define TRP 0x4
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#define TRFC 0x27
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#define TREF 0x2a0
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#define HW_DRAM_CTL43_CONFIG (TRP << 24 | TRFC << 16 | TREF)
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void mxs_adjust_memory_params(uint32_t *dram_vals)
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{
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dram_vals[HW_DRAM_CTL29] = HW_DRAM_CTL29_CONFIG;
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dram_vals[HW_DRAM_CTL39] = HW_DRAM_CTL39_CONFIG;
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dram_vals[HW_DRAM_CTL41] = HW_DRAM_CTL41_CONFIG;
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dram_vals[HW_DRAM_CTL42] = HW_DRAM_CTL42_CONFIG;
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dram_vals[HW_DRAM_CTL43] = HW_DRAM_CTL43_CONFIG;
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}
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void board_init_ll(const uint32_t arg, const uint32_t *resptr)
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{
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mxs_common_spl_init(arg, resptr, iomux_setup, ARRAY_SIZE(iomux_setup));
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}
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@ -0,0 +1,89 @@
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/*
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* (C) Copyright 2016 Savoir-faire Linux Inc.
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*
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* Author: Sebastien Bourdelin <sebastien.bourdelin@savoirfairelinux.com>
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*
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* Based on work from TS7680 code by:
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* Kris Bahnsen <kris@embeddedarm.com>
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* Mark Featherston <mark@embeddedarm.com>
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* https://github.com/embeddedarm/u-boot/tree/master/board/technologic/ts7680
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*
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* Derived from MX28EVK code by
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* Freescale Semiconductor, Inc.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <asm/gpio.h>
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#include <asm/io.h>
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#include <asm/arch/imx-regs.h>
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#include <asm/arch/iomux-mx28.h>
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#include <asm/arch/clock.h>
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#include <asm/arch/sys_proto.h>
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#include <linux/mii.h>
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#include <miiphy.h>
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#include <netdev.h>
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#include <errno.h>
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DECLARE_GLOBAL_DATA_PTR;
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int board_early_init_f(void)
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{
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/* IO0 clock at 480MHz */
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mxs_set_ioclk(MXC_IOCLK0, 480000);
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/* IO1 clock at 480MHz */
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mxs_set_ioclk(MXC_IOCLK1, 480000);
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/* SSP0 clocks at 96MHz */
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mxs_set_sspclk(MXC_SSPCLK0, 96000, 0);
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return 0;
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}
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int dram_init(void)
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{
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return mxs_dram_init();
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}
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int board_init(void)
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{
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/* Adress of boot parameters */
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gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
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return 0;
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}
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#ifdef CONFIG_CMD_MMC
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static int ts4600_mmc_cd(int id)
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{
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return 1;
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}
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int board_mmc_init(bd_t *bis)
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{
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int ret;
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mxs_iomux_setup_pad(MX28_PAD_PWM3__GPIO_3_28);
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/* Power-on SD */
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gpio_direction_output(MX28_PAD_PWM3__GPIO_3_28, 1);
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udelay(1000);
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gpio_direction_output(MX28_PAD_PWM3__GPIO_3_28, 0);
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/* SD card */
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ret = mxsmmc_initialize(bis, 0, NULL, ts4600_mmc_cd);
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if(ret != 0) {
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printf("SD controller initialized with %d\n", ret);
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}
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return ret;
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}
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#endif
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int checkboard(void)
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{
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puts("Board: TS4600\n");
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return 0;
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}
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@ -0,0 +1,18 @@
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CONFIG_ARM=y
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CONFIG_TARGET_TS4600=y
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CONFIG_SPL_LIBCOMMON_SUPPORT=y
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CONFIG_SPL_LIBGENERIC_SUPPORT=y
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CONFIG_FIT=y
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CONFIG_SYS_EXTRA_OPTIONS="ENV_IS_IN_MMC"
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CONFIG_SYS_CONSOLE_IS_IN_ENV=y
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CONFIG_SPL=y
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CONFIG_HUSH_PARSER=y
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CONFIG_CMD_BOOTZ=y
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# CONFIG_CMD_IMLS is not set
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# CONFIG_CMD_FLASH is not set
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CONFIG_CMD_MMC=y
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CONFIG_CMD_EXT4=y
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CONFIG_CMD_EXT4_WRITE=y
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CONFIG_CMD_FAT=y
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CONFIG_CMD_FS_GENERIC=y
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CONFIG_OF_LIBFDT=y
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@ -0,0 +1,70 @@
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/*
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* (C) Copyright 2016 Savoir-faire Linux Inc.
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*
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* Author: Sebastien Bourdelin <sebastien.bourdelin@savoirfairelinux.com>
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*
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* Derived from MX28EVK code by
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* Fabio Estevam <fabio.estevam@freescale.com>
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* Freescale Semiconductor, Inc.
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*
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* Configuration settings for the TS4600 Board
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef __CONFIGS_TS4600_H__
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#define __CONFIGS_TS4600_H__
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/* System configurations */
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#define CONFIG_MX28 /* i.MX28 SoC */
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/* U-Boot Commands */
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#define CONFIG_SYS_NO_FLASH /* No NOR Flash */
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#define CONFIG_DOS_PARTITION
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/* Memory configuration */
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#define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */
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#define PHYS_SDRAM_1 0x40000000 /* Base address */
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#define PHYS_SDRAM_1_SIZE 0x40000000 /* Max 1 GB RAM */
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#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
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/* Environment */
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#define CONFIG_ENV_SIZE (8 * 1024)
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/* Environment is in MMC */
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#if defined(CONFIG_CMD_MMC) && defined(CONFIG_ENV_IS_IN_MMC)
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#define CONFIG_ENV_OFFSET (256 * 1024)
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#define CONFIG_SYS_MMC_ENV_DEV 0
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#endif
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/* Boot Linux */
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#define CONFIG_LOADADDR 0x42000000
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#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
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/* Extra Environment */
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"fdt_addr=0x41000000\0" \
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"loadkernel=load mmc ${mmcdev}:${mmcpart} ${loadaddr} zImage\0" \
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"loadfdt=load mmc ${mmcdev}:${mmcpart} ${fdt_addr} imx28-ts4600.dtb\0" \
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"loadbootscript=load mmc ${mmcdev}:${mmcpart} ${loadaddr} boot.ub\0" \
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"bootscript=echo Running bootscript from mmc...; " \
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"setenv mmcdev 0; " \
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"setenv mmcpart 2; " \
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"run loadbootscript && source ${loadaddr}; \0" \
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"sdboot=echo Booting from SD card ...; " \
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"setenv mmcdev 0; " \
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"setenv mmcpart 2; " \
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"setenv root /dev/mmcblk0p3; " \
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"run loadkernel && run loadfdt; \0" \
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"startbootsequence=run bootscript || run sdboot \0" \
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#define CONFIG_BOOTCOMMAND \
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"mmc rescan; " \
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"run startbootsequence; " \
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"setenv cmdline_append console=ttyAMA0,115200; " \
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"setenv bootargs root=${root} rootwait rw ${cmdline_append}; " \
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"bootz ${loadaddr} - ${fdt_addr}; "
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/* The rest of the configuration is shared */
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#include <configs/mxs.h>
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#endif /* __CONFIGS_TS4600_H__ */
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