GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)
This commit is contained in:
@@ -0,0 +1,12 @@
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if TARGET_GARDENA_SMART_GATEWAY_AT91SAM
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config SYS_BOARD
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default "smart-gateway-at91sam"
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config SYS_VENDOR
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default "gardena"
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config SYS_CONFIG_NAME
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default "gardena-smart-gateway-at91sam"
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endif
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@@ -0,0 +1,7 @@
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GARDENA_SMART_GATEWAY_AT91SAM BOARD
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M: Stefan Roese <sr@denx.de>
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S: Maintained
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F: board/gardena/smart-gateway-at91sam/
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F: include/configs/gardena-smart-gateway-at91sam.h
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F: configs/gardena-smart-gateway-at91sam_defconfig
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F: arch/arm/dts/gardena-smart-gateway-at91sam.dts
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@@ -0,0 +1,7 @@
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# SPDX-License-Identifier: GPL-2.0+
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obj-y += board.o
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ifdef CONFIG_SPL_BUILD
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obj-y += spl.o
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endif
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@@ -0,0 +1,61 @@
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// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2012 Atmel Corporation
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* Copyright (C) 2019 Stefan Roese <sr@denx.de>
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*/
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#include <common.h>
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#include <debug_uart.h>
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#include <env.h>
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#include <init.h>
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#include <led.h>
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#include <asm/arch/at91_common.h>
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#include <asm/arch/clk.h>
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DECLARE_GLOBAL_DATA_PTR;
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static void at91_prepare_cpu_var(void)
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{
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env_set("cpu", get_cpu_name());
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}
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int board_late_init(void)
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{
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at91_prepare_cpu_var();
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if (IS_ENABLED(CONFIG_LED))
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led_default_state();
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return 0;
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}
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#ifdef CONFIG_DEBUG_UART_BOARD_INIT
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void board_debug_uart_init(void)
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{
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at91_seriald_hw_init();
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}
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#endif
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int board_early_init_f(void)
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{
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#ifdef CONFIG_DEBUG_UART
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debug_uart_init();
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#endif
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return 0;
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}
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int board_init(void)
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{
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/* Address of boot parameters */
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gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
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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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gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
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CONFIG_SYS_SDRAM_SIZE);
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return 0;
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}
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@@ -0,0 +1,135 @@
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// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2012 Atmel Corporation
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* Copyright (C) 2019 Stefan Roese <sr@denx.de>
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*/
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#include <common.h>
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#include <nand.h>
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#include <spl.h>
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#include <asm/arch/at91sam9x5_matrix.h>
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#include <asm/arch/at91sam9_smc.h>
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#include <asm/arch/atmel_mpddrc.h>
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#include <asm/arch/clk.h>
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#include <asm/arch/gpio.h>
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static void at91sam9x5ek_nand_hw_init(void)
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{
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struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
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struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX;
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unsigned long csa;
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/* Enable CS3 */
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csa = readl(&matrix->ebicsa);
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csa |= AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA;
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/* NAND flash on D16 */
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csa |= AT91_MATRIX_NFD0_ON_D16;
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/* Configure IO drive */
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csa &= ~AT91_MATRIX_EBI_EBI_IOSR_NORMAL;
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writel(csa, &matrix->ebicsa);
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/* Configure SMC CS3 for NAND/SmartMedia */
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writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(0) |
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AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(0),
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&smc->cs[3].setup);
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writel(AT91_SMC_PULSE_NWE(3) | AT91_SMC_PULSE_NCS_WR(5) |
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AT91_SMC_PULSE_NRD(4) | AT91_SMC_PULSE_NCS_RD(6),
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&smc->cs[3].pulse);
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writel(AT91_SMC_CYCLE_NWE(5) | AT91_SMC_CYCLE_NRD(6),
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&smc->cs[3].cycle);
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writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE |
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AT91_SMC_MODE_EXNW_DISABLE |
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#ifdef CONFIG_SYS_NAND_DBW_16
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AT91_SMC_MODE_DBW_16 |
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#else /* CONFIG_SYS_NAND_DBW_8 */
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AT91_SMC_MODE_DBW_8 |
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#endif
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AT91_SMC_MODE_TDF_CYCLE(1),
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&smc->cs[3].mode);
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at91_periph_clk_enable(ATMEL_ID_PIOCD);
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/* Configure RDY/BSY */
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at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1);
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/* Enable NandFlash */
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at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1);
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at91_pio3_set_a_periph(AT91_PIO_PORTD, 0, 1); /* NAND OE */
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at91_pio3_set_a_periph(AT91_PIO_PORTD, 1, 1); /* NAND WE */
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at91_pio3_set_a_periph(AT91_PIO_PORTD, 2, 1); /* NAND ALE */
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at91_pio3_set_a_periph(AT91_PIO_PORTD, 3, 1); /* NAND CLE */
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at91_pio3_set_a_periph(AT91_PIO_PORTD, 6, 1);
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at91_pio3_set_a_periph(AT91_PIO_PORTD, 7, 1);
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at91_pio3_set_a_periph(AT91_PIO_PORTD, 8, 1);
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at91_pio3_set_a_periph(AT91_PIO_PORTD, 9, 1);
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at91_pio3_set_a_periph(AT91_PIO_PORTD, 10, 1);
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at91_pio3_set_a_periph(AT91_PIO_PORTD, 11, 1);
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at91_pio3_set_a_periph(AT91_PIO_PORTD, 12, 1);
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at91_pio3_set_a_periph(AT91_PIO_PORTD, 13, 1);
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}
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void at91_spl_board_init(void)
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{
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at91sam9x5ek_nand_hw_init();
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}
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static void ddr2_conf(struct atmel_mpddrc_config *ddr2)
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{
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ddr2->md = (ATMEL_MPDDRC_MD_DBW_16_BITS | ATMEL_MPDDRC_MD_DDR2_SDRAM);
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ddr2->cr = (ATMEL_MPDDRC_CR_NC_COL_10 |
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ATMEL_MPDDRC_CR_NR_ROW_13 |
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ATMEL_MPDDRC_CR_CAS_DDR_CAS3 |
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ATMEL_MPDDRC_CR_NB_8BANKS |
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ATMEL_MPDDRC_CR_DECOD_INTERLEAVED);
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ddr2->rtr = 0x411;
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ddr2->tpr0 = (6 << ATMEL_MPDDRC_TPR0_TRAS_OFFSET |
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2 << ATMEL_MPDDRC_TPR0_TRCD_OFFSET |
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2 << ATMEL_MPDDRC_TPR0_TWR_OFFSET |
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8 << ATMEL_MPDDRC_TPR0_TRC_OFFSET |
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2 << ATMEL_MPDDRC_TPR0_TRP_OFFSET |
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2 << ATMEL_MPDDRC_TPR0_TRRD_OFFSET |
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2 << ATMEL_MPDDRC_TPR0_TWTR_OFFSET |
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2 << ATMEL_MPDDRC_TPR0_TMRD_OFFSET);
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ddr2->tpr1 = (2 << ATMEL_MPDDRC_TPR1_TXP_OFFSET |
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200 << ATMEL_MPDDRC_TPR1_TXSRD_OFFSET |
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19 << ATMEL_MPDDRC_TPR1_TXSNR_OFFSET |
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18 << ATMEL_MPDDRC_TPR1_TRFC_OFFSET);
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ddr2->tpr2 = (7 << ATMEL_MPDDRC_TPR2_TFAW_OFFSET |
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2 << ATMEL_MPDDRC_TPR2_TRTP_OFFSET |
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3 << ATMEL_MPDDRC_TPR2_TRPA_OFFSET |
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7 << ATMEL_MPDDRC_TPR2_TXARDS_OFFSET |
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2 << ATMEL_MPDDRC_TPR2_TXARD_OFFSET);
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}
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void mem_init(void)
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{
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struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX;
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struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
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struct atmel_mpddrc_config ddr2;
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unsigned long csa;
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ddr2_conf(&ddr2);
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/* Enable DDR2 clock */
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writel(AT91_PMC_DDR, &pmc->scer);
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/* Chip select 1 is for DDR2/SDRAM */
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csa = readl(&matrix->ebicsa);
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csa |= AT91_MATRIX_EBI_CS1A_SDRAMC;
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csa &= ~AT91_MATRIX_EBI_DBPU_OFF;
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csa |= AT91_MATRIX_EBI_DBPD_OFF;
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csa |= AT91_MATRIX_EBI_EBI_IOSR_NORMAL;
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writel(csa, &matrix->ebicsa);
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/* DDRAM2 Controller initialize */
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ddr2_init(ATMEL_BASE_DDRSDRC, ATMEL_BASE_CS1, &ddr2);
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}
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@@ -0,0 +1,12 @@
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if BOARD_GARDENA_SMART_GATEWAY_MT7688
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config SYS_BOARD
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default "smart-gateway-mt7688"
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config SYS_VENDOR
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default "gardena"
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config SYS_CONFIG_NAME
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default "gardena-smart-gateway-mt7688"
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endif
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@@ -0,0 +1,8 @@
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GARDENA_SMART_GATEWAY_MT7688 BOARD
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M: Stefan Roese <sr@denx.de>
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S: Maintained
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F: board/gardena/smart-gateway-mt7688
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F: include/configs/gardena-smart-gateway-mt7688.h
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F: configs/gardena-smart-gateway-mt7688_defconfig
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F: configs/gardena-smart-gateway-mt7688-ram_defconfig
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F: arch/mips/dts/gardena-smart-gateway-mt7688.dts
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@@ -0,0 +1,3 @@
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# SPDX-License-Identifier: GPL-2.0+
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obj-y += board.o
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@@ -0,0 +1,301 @@
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// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2018 Stefan Roese <sr@denx.de>
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*/
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#include <common.h>
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#include <env.h>
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#include <env_internal.h>
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#include <init.h>
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#include <led.h>
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#include <net.h>
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#include <spi.h>
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#include <spi_flash.h>
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#include <u-boot/crc.h>
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#include <uuid.h>
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#include <linux/ctype.h>
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#include <linux/io.h>
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#define MT76XX_AGPIO_CFG 0x1000003c
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#define FACTORY_DATA_OFFS 0xc0000
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#define FACTORY_DATA_SECT_SIZE 0x10000
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#if ((CONFIG_ENV_OFFSET_REDUND + CONFIG_ENV_SIZE) > FACTORY_DATA_OFFS)
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#error "U-Boot image with environment too big (overlapping with factory-data)!"
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#endif
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#define FACTORY_DATA_USER_OFFS 0x140
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#define FACTORY_DATA_SIZE 0x1f0
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#define FACTORY_DATA_CRC_LEN (FACTORY_DATA_SIZE - \
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FACTORY_DATA_USER_OFFS - sizeof(u32))
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#define FACTORY_DATA_MAGIC 0xCAFEBABE
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struct factory_data_values {
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u8 pad_1[4];
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u8 wifi_mac[6]; /* offs: 0x004: binary value */
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u8 pad_2[30];
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u8 eth_mac[6]; /* offs: 0x028: binary value */
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u8 pad_3[FACTORY_DATA_USER_OFFS - 4 - 6 - 30 - 6];
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/* User values start here at offset 0x140 */
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u32 crc;
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u32 magic;
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u32 version;
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char ipr_id[UUID_STR_LEN]; /* UUID as string w/o ending \0 */
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char hqv_id[UUID_STR_LEN]; /* UUID as string w/o ending \0 */
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char unielec_id[UUID_STR_LEN]; /* UUID as string w/o ending \0 */
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};
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int board_early_init_f(void)
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{
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void __iomem *gpio_mode;
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/* Configure digital vs analog GPIOs */
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gpio_mode = ioremap_nocache(MT76XX_AGPIO_CFG, 0x100);
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iowrite32(0x00fe01ff, gpio_mode);
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return 0;
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}
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static bool prepare_uuid_var(const char *fd_ptr, const char *env_var_name,
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char errorchar)
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{
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char str[UUID_STR_LEN + 1] = { 0 }; /* Enough for UUID stuff */
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bool env_updated = false;
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char *env;
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int i;
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memcpy(str, fd_ptr, UUID_STR_LEN);
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/* Convert non-ascii character to 'X' */
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for (i = 0; i < UUID_STR_LEN; i++) {
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if (!(isascii(str[i]) && isprint(str[i])))
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str[i] = errorchar;
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}
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env = env_get(env_var_name);
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if (strcmp(env, str)) {
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env_set(env_var_name, str);
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env_updated = true;
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}
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return env_updated;
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}
|
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static void factory_data_env_config(void)
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{
|
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struct factory_data_values *fd;
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struct spi_flash *sf;
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int env_updated = 0;
|
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char str[UUID_STR_LEN + 1]; /* Enough for UUID stuff */
|
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char *env;
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u8 *buf;
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u32 crc;
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int ret;
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u8 *ptr;
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buf = malloc(FACTORY_DATA_SIZE);
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if (!buf) {
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printf("F-Data:Unable to allocate buffer\n");
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||||
return;
|
||||
}
|
||||
|
||||
/*
|
||||
* Get values from factory-data area in SPI NOR
|
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*/
|
||||
sf = spi_flash_probe(CONFIG_SF_DEFAULT_BUS,
|
||||
CONFIG_SF_DEFAULT_CS,
|
||||
CONFIG_SF_DEFAULT_SPEED,
|
||||
CONFIG_SF_DEFAULT_MODE);
|
||||
if (!sf) {
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printf("F-Data:Unable to access SPI NOR flash\n");
|
||||
goto err_free;
|
||||
}
|
||||
|
||||
ret = spi_flash_read(sf, FACTORY_DATA_OFFS, FACTORY_DATA_SIZE,
|
||||
(void *)buf);
|
||||
if (ret) {
|
||||
printf("F-Data:Unable to read factory-data from SPI NOR\n");
|
||||
goto err_spi_flash;
|
||||
}
|
||||
|
||||
fd = (struct factory_data_values *)buf;
|
||||
|
||||
if (fd->magic != FACTORY_DATA_MAGIC)
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||||
printf("F-Data:Magic value not correct\n");
|
||||
|
||||
crc = crc32(0, (u8 *)&fd->magic, FACTORY_DATA_CRC_LEN);
|
||||
if (crc != fd->crc)
|
||||
printf("F-Data:CRC not correct\n");
|
||||
else
|
||||
printf("F-Data:factory-data version %x detected\n",
|
||||
fd->version);
|
||||
|
||||
/* Handle wifi_mac env variable */
|
||||
ptr = fd->wifi_mac;
|
||||
sprintf(str, "%pM", ptr);
|
||||
if (!is_valid_ethaddr(ptr))
|
||||
printf("F-Data:Invalid MAC addr: wifi_mac %s\n", str);
|
||||
|
||||
env = env_get("wifiaddr");
|
||||
if (strcmp(env, str)) {
|
||||
env_set("wifiaddr", str);
|
||||
env_updated = 1;
|
||||
}
|
||||
|
||||
/* Handle eth_mac env variable */
|
||||
ptr = fd->eth_mac;
|
||||
sprintf(str, "%pM", ptr);
|
||||
if (!is_valid_ethaddr(ptr))
|
||||
printf("F-Data:Invalid MAC addr: eth_mac %s\n", str);
|
||||
|
||||
env = env_get("ethaddr");
|
||||
if (strcmp(env, str)) {
|
||||
env_set("ethaddr", str);
|
||||
env_updated = 1;
|
||||
}
|
||||
|
||||
/* Handle UUID env variables */
|
||||
env_updated |= prepare_uuid_var(fd->ipr_id, "linuxmoduleid", 'X');
|
||||
env_updated |= prepare_uuid_var(fd->hqv_id, "linuxmodulehqvid", '\0');
|
||||
env_updated |= prepare_uuid_var(fd->unielec_id,
|
||||
"linuxmoduleunielecid", '\0');
|
||||
|
||||
/* Check if the environment was updated and needs to get stored */
|
||||
if (env_updated != 0) {
|
||||
printf("F-Data:Values don't match env values -> saving\n");
|
||||
env_save();
|
||||
} else {
|
||||
debug("F-Data:Values match current env values\n");
|
||||
}
|
||||
|
||||
err_spi_flash:
|
||||
spi_flash_free(sf);
|
||||
|
||||
err_free:
|
||||
free(buf);
|
||||
}
|
||||
|
||||
int board_late_init(void)
|
||||
{
|
||||
if (IS_ENABLED(CONFIG_LED))
|
||||
led_default_state();
|
||||
|
||||
factory_data_env_config();
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void copy_or_generate_uuid(char *fd_ptr, const char *env_var_name)
|
||||
{
|
||||
char str[UUID_STR_LEN + 1] = { 0 }; /* Enough for UUID stuff */
|
||||
char *env;
|
||||
|
||||
/* Don't use the UUID dest place, as the \0 char won't fit */
|
||||
env = env_get(env_var_name);
|
||||
if (env)
|
||||
strncpy(str, env, UUID_STR_LEN);
|
||||
else
|
||||
gen_rand_uuid_str(str, UUID_STR_FORMAT_STD);
|
||||
|
||||
memcpy(fd_ptr, str, UUID_STR_LEN);
|
||||
}
|
||||
|
||||
/*
|
||||
* Helper function to provide some sane factory-data values for testing
|
||||
* purpose, when these values are not programmed correctly
|
||||
*/
|
||||
int do_fd_write(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
|
||||
{
|
||||
struct factory_data_values *fd;
|
||||
struct spi_flash *sf;
|
||||
u8 *buf;
|
||||
int ret = CMD_RET_FAILURE;
|
||||
|
||||
buf = malloc(FACTORY_DATA_SECT_SIZE);
|
||||
if (!buf) {
|
||||
printf("F-Data:Unable to allocate buffer\n");
|
||||
return CMD_RET_FAILURE;
|
||||
}
|
||||
|
||||
sf = spi_flash_probe(CONFIG_SF_DEFAULT_BUS,
|
||||
CONFIG_SF_DEFAULT_CS,
|
||||
CONFIG_SF_DEFAULT_SPEED,
|
||||
CONFIG_SF_DEFAULT_MODE);
|
||||
if (!sf) {
|
||||
printf("F-Data:Unable to access SPI NOR flash\n");
|
||||
goto err_free;
|
||||
}
|
||||
|
||||
/* Generate the factory-data struct */
|
||||
|
||||
/* Fist read complete sector into buffer */
|
||||
ret = spi_flash_read(sf, FACTORY_DATA_OFFS, FACTORY_DATA_SECT_SIZE,
|
||||
(void *)buf);
|
||||
if (ret) {
|
||||
printf("F-Data:spi_flash_read failed (%d)\n", ret);
|
||||
goto err_spi_flash;
|
||||
}
|
||||
|
||||
fd = (struct factory_data_values *)buf;
|
||||
fd->magic = FACTORY_DATA_MAGIC;
|
||||
fd->version = 0x1;
|
||||
|
||||
/* Use existing MAC and UUID values or generate some random ones */
|
||||
if (!eth_env_get_enetaddr("wifiaddr", fd->wifi_mac)) {
|
||||
net_random_ethaddr(fd->wifi_mac);
|
||||
/* to get a different seed value for the MAC address */
|
||||
mdelay(10);
|
||||
}
|
||||
|
||||
if (!eth_env_get_enetaddr("ethaddr", fd->eth_mac))
|
||||
net_random_ethaddr(fd->eth_mac);
|
||||
|
||||
copy_or_generate_uuid(fd->ipr_id, "linuxmoduleid");
|
||||
copy_or_generate_uuid(fd->hqv_id, "linuxmodulehqvid");
|
||||
copy_or_generate_uuid(fd->unielec_id, "linuxmoduleunielecid");
|
||||
|
||||
printf("New factory-data values:\n");
|
||||
printf("wifiaddr=%pM\n", fd->wifi_mac);
|
||||
printf("ethaddr=%pM\n", fd->eth_mac);
|
||||
|
||||
/*
|
||||
* We don't have the \0 char at the end, so we need to specify the
|
||||
* length in the printf format instead
|
||||
*/
|
||||
printf("linuxmoduleid=%." __stringify(UUID_STR_LEN) "s\n", fd->ipr_id);
|
||||
printf("linuxmodulehqvid=%." __stringify(UUID_STR_LEN) "s\n",
|
||||
fd->hqv_id);
|
||||
printf("linuxmoduleunielecid=%." __stringify(UUID_STR_LEN) "s\n",
|
||||
fd->unielec_id);
|
||||
|
||||
fd->crc = crc32(0, (u8 *)&fd->magic, FACTORY_DATA_CRC_LEN);
|
||||
|
||||
ret = spi_flash_erase(sf, FACTORY_DATA_OFFS, FACTORY_DATA_SECT_SIZE);
|
||||
if (ret) {
|
||||
printf("F-Data:spi_flash_erase failed (%d)\n", ret);
|
||||
goto err_spi_flash;
|
||||
}
|
||||
|
||||
ret = spi_flash_write(sf, FACTORY_DATA_OFFS, FACTORY_DATA_SECT_SIZE,
|
||||
buf);
|
||||
if (ret) {
|
||||
printf("F-Data:spi_flash_write failed (%d)\n", ret);
|
||||
goto err_spi_flash;
|
||||
}
|
||||
|
||||
printf("F-Data:factory-data values written to SPI NOR flash\n");
|
||||
|
||||
err_spi_flash:
|
||||
spi_flash_free(sf);
|
||||
|
||||
err_free:
|
||||
free(buf);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
U_BOOT_CMD(
|
||||
fd_write, 1, 0, do_fd_write,
|
||||
"Write test factory-data values to SPI NOR",
|
||||
"\n"
|
||||
);
|
||||
Reference in New Issue
Block a user