arm, at91: add siemens corvus board
enable support for the siemens AT91SAM9G20 based board corvus. Signed-off-by: Boris Schmidt <boris.schmidt@siemens.com> Reviewed-by: Heiko Schocher <hs@denx.de> Cc: Andreas Bießmann <andreas.devel@googlemail.com> Cc: Bo Shen <voice.shen@atmel.com> Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
This commit is contained in:
Heiko Schocher
Andreas Bießmann
parent
0f8bc283a3
commit
b89ac72a24
18
board/siemens/corvus/Makefile
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18
board/siemens/corvus/Makefile
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@ -0,0 +1,18 @@
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#
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# Makefile for siemens CORVUS (AT91SAM9G45) based board
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# (C) Copyright 2013 Siemens AG
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#
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# Based on:
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# U-Boot file: board/atmel/at91sam9m10g45ek/Makefile
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#
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# (C) Copyright 2003-2008
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# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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#
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# (C) Copyright 2008
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# Stelian Pop <stelian@popies.net>
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# Lead Tech Design <www.leadtechdesign.com>
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#
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# SPDX-License-Identifier: GPL-2.0+
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#
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obj-y += board.o
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195
board/siemens/corvus/board.c
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195
board/siemens/corvus/board.c
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@ -0,0 +1,195 @@
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/*
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* Board functions for Siemens CORVUS (AT91SAM9G45) based board
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* (C) Copyright 2013 Siemens AG
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*
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* Based on:
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* U-Boot file: board/atmel/at91sam9m10g45ek/at91sam9m10g45ek.c
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* (C) Copyright 2007-2008
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* Stelian Pop <stelian@popies.net>
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* Lead Tech Design <www.leadtechdesign.com>
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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/io.h>
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#include <asm/arch/at91sam9g45_matrix.h>
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#include <asm/arch/at91sam9_smc.h>
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#include <asm/arch/at91_common.h>
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#include <asm/arch/at91_pmc.h>
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#include <asm/arch/at91_rstc.h>
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#include <asm/arch/gpio.h>
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#include <asm/arch/clk.h>
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#include <lcd.h>
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#include <atmel_lcdc.h>
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#if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_MACB)
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#include <net.h>
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#endif
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#include <netdev.h>
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#include <spi.h>
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DECLARE_GLOBAL_DATA_PTR;
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#ifdef CONFIG_CMD_NAND
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static void corvus_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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struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
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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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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(4) | AT91_SMC_PULSE_NCS_WR(3) |
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AT91_SMC_PULSE_NRD(3) | AT91_SMC_PULSE_NCS_RD(2),
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&smc->cs[3].pulse);
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writel(AT91_SMC_CYCLE_NWE(7) | AT91_SMC_CYCLE_NRD(4),
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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(3),
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&smc->cs[3].mode);
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writel(1 << ATMEL_ID_PIOC, &pmc->pcer);
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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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}
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#endif
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#ifdef CONFIG_CMD_USB
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static void taurus_usb_hw_init(void)
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{
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struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
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writel(1 << ATMEL_ID_PIODE, &pmc->pcer);
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at91_set_gpio_output(AT91_PIN_PD1, 0);
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at91_set_gpio_output(AT91_PIN_PD3, 0);
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}
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#endif
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#ifdef CONFIG_MACB
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static void corvus_macb_hw_init(void)
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{
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struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
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/* Enable clock */
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writel(1 << ATMEL_ID_EMAC, &pmc->pcer);
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/*
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* Disable pull-up on:
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* RXDV (PA15) => PHY normal mode (not Test mode)
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* ERX0 (PA12) => PHY ADDR0
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* ERX1 (PA13) => PHY ADDR1 => PHYADDR = 0x0
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*
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* PHY has internal pull-down
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*/
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at91_set_pio_pullup(AT91_PIO_PORTA, 15, 0);
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at91_set_pio_pullup(AT91_PIO_PORTA, 12, 0);
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at91_set_pio_pullup(AT91_PIO_PORTA, 13, 0);
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at91_phy_reset();
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/* Re-enable pull-up */
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at91_set_pio_pullup(AT91_PIO_PORTA, 15, 1);
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at91_set_pio_pullup(AT91_PIO_PORTA, 12, 1);
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at91_set_pio_pullup(AT91_PIO_PORTA, 13, 1);
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/* And the pins. */
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at91_macb_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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at91_seriald_hw_init();
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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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#ifdef CONFIG_CMD_NAND
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corvus_nand_hw_init();
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#endif
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#ifdef CONFIG_ATMEL_SPI
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at91_spi0_hw_init(1 << 4);
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#endif
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#ifdef CONFIG_HAS_DATAFLASH
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at91_spi0_hw_init(1 << 0);
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#endif
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#ifdef CONFIG_MACB
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corvus_macb_hw_init();
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#endif
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#ifdef CONFIG_CMD_USB
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taurus_usb_hw_init();
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#endif
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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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int board_eth_init(bd_t *bis)
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{
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int rc = 0;
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#ifdef CONFIG_MACB
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rc = macb_eth_initialize(0, (void *)ATMEL_BASE_EMAC, 0x00);
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#endif
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return rc;
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}
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/* SPI chip select control */
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int spi_cs_is_valid(unsigned int bus, unsigned int cs)
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{
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return bus == 0 && cs < 2;
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}
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void spi_cs_activate(struct spi_slave *slave)
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{
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switch (slave->cs) {
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case 1:
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at91_set_gpio_output(AT91_PIN_PB18, 0);
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break;
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case 0:
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default:
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at91_set_gpio_output(AT91_PIN_PB3, 0);
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break;
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}
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}
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void spi_cs_deactivate(struct spi_slave *slave)
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{
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switch (slave->cs) {
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case 1:
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at91_set_gpio_output(AT91_PIN_PB18, 1);
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break;
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case 0:
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default:
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at91_set_gpio_output(AT91_PIN_PB3, 1);
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break;
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}
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}
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@ -140,6 +140,7 @@ Active arm arm926ejs at91 ronetix pm9g45
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Active arm arm926ejs at91 taskit stamp9g20 portuxg20 stamp9g20:AT91SAM9G20,PORTUXG20 Markus Hubig <mhubig@imko.de>
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Active arm arm926ejs at91 taskit stamp9g20 stamp9g20 stamp9g20:AT91SAM9G20 Markus Hubig <mhubig@imko.de>
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Active arm arm926ejs at91 siemens taurus axm taurus:AT91SAM9G20,MACH_TYPE=2068,BOARD_AXM Heiko Schocher <hs@denx.de>
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Active arm arm926ejs at91 siemens corvus corvus corvus:AT91SAM9M10G45,SYS_USE_NANDFLASH Heiko Schocher <hs@denx.de>
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Active arm arm926ejs at91 siemens taurus taurus taurus:AT91SAM9G20,MACH_TYPE=2067,BOARD_TAURUS Heiko Schocher <hs@denx.de>
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Active arm arm926ejs davinci ait cam_enc_4xx cam_enc_4xx cam_enc_4xx Heiko Schocher <hs@denx.de>
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Active arm arm926ejs davinci Barix ipam390 ipam390 - Heiko Schocher <hs@denx.de>
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165
include/configs/corvus.h
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165
include/configs/corvus.h
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@ -0,0 +1,165 @@
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/*
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* Common board functions for siemens AT91SAM9G45 based boards
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* (C) Copyright 2013 Siemens AG
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*
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* Based on:
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* U-Boot file: include/configs/at91sam9m10g45ek.h
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* (C) Copyright 2007-2008
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* Stelian Pop <stelian@popies.net>
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* Lead Tech Design <www.leadtechdesign.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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#include <asm/hardware.h>
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#define MACH_TYPE_CORVUS 2066
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/*
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* Warning: changing CONFIG_SYS_TEXT_BASE requires
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* adapting the initial boot program.
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* Since the linker has to swallow that define, we must use a pure
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* hex number here!
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*/
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#define CONFIG_SYS_TEXT_BASE 0x73f00000
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#define CONFIG_AT91_LEGACY
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#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
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/* ARM asynchronous clock */
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#define CONFIG_SYS_AT91_SLOW_CLOCK 32768
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#define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */
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#define CONFIG_SYS_HZ 1000
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#define CONFIG_AT91FAMILY
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#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
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#define CONFIG_SETUP_MEMORY_TAGS
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#define CONFIG_INITRD_TAG
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#define CONFIG_SKIP_LOWLEVEL_INIT
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#define CONFIG_BOARD_EARLY_INIT_F
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#define CONFIG_DISPLAY_CPUINFO
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#define CONFIG_CMD_BOOTZ
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#define CONFIG_OF_LIBFDT
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/* general purpose I/O */
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#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
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#define CONFIG_AT91_GPIO
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#define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */
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/* serial console */
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#define CONFIG_ATMEL_USART
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#define CONFIG_USART_BASE ATMEL_BASE_DBGU
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#define CONFIG_USART_ID ATMEL_ID_SYS
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/* LED */
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#define CONFIG_AT91_LED
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#define CONFIG_RED_LED AT91_PIN_PD31 /* this is the user1 led */
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#define CONFIG_GREEN_LED AT91_PIN_PD0 /* this is the user2 led */
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#define CONFIG_BOOTDELAY 3
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/*
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* BOOTP options
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*/
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#define CONFIG_BOOTP_BOOTFILESIZE
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#define CONFIG_BOOTP_BOOTPATH
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#define CONFIG_BOOTP_GATEWAY
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#define CONFIG_BOOTP_HOSTNAME
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/*
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* Command line configuration.
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*/
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#include <config_cmd_default.h>
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#undef CONFIG_CMD_BDI
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#undef CONFIG_CMD_FPGA
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#undef CONFIG_CMD_IMI
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#undef CONFIG_CMD_IMLS
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#undef CONFIG_CMD_LOADS
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#define CONFIG_CMD_PING
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#define CONFIG_CMD_DHCP
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#define CONFIG_CMD_NAND
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#define CONFIG_CMD_USB
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/* SDRAM */
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#define CONFIG_NR_DRAM_BANKS 1
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#define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS6
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#define CONFIG_SYS_SDRAM_SIZE 0x08000000
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#define CONFIG_SYS_INIT_SP_ADDR \
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(CONFIG_SYS_SDRAM_BASE + 4 * 1024 - GENERATED_GBL_DATA_SIZE)
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/* No NOR flash */
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#define CONFIG_SYS_NO_FLASH
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/* NAND flash */
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#ifdef CONFIG_CMD_NAND
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#define CONFIG_NAND_ATMEL
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#define CONFIG_SYS_MAX_NAND_DEVICE 1
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#define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
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#define CONFIG_SYS_NAND_DBW_8
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/* our ALE is AD21 */
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#define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
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/* our CLE is AD22 */
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#define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
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#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
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#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC8
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#endif
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/* Ethernet */
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#define CONFIG_MACB
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#define CONFIG_RMII
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#define CONFIG_NET_RETRY_COUNT 20
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#define CONFIG_AT91_WANTS_COMMON_PHY
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/* USB */
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#define CONFIG_USB_EHCI
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#define CONFIG_USB_EHCI_ATMEL
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#define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 2
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#define CONFIG_DOS_PARTITION
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#define CONFIG_USB_STORAGE
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#define CONFIG_SYS_LOAD_ADDR 0x72000000 /* load address */
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/* bootstrap + u-boot + env in nandflash */
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#define CONFIG_ENV_IS_IN_NAND
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#define CONFIG_ENV_OFFSET 0x100000
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#define CONFIG_ENV_OFFSET_REDUND 0x180000
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#define CONFIG_ENV_SIZE 0x20000
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#define CONFIG_BOOTCOMMAND \
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"nand read 0x70000000 0x200000 0x300000;" \
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"bootm 0x70000000"
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#define CONFIG_BOOTARGS \
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"console=ttyS0,115200 earlyprintk " \
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"mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
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"256k(env),256k(env_redundant),256k(spare)," \
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"512k(dtb),6M(kernel)ro,-(rootfs) " \
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"root=/dev/mtdblock7 rw rootfstype=jffs2"
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#define CONFIG_BAUDRATE 115200
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#define CONFIG_SYS_PROMPT "U-Boot> "
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#define CONFIG_SYS_CBSIZE 256
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#define CONFIG_SYS_MAXARGS 16
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#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
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sizeof(CONFIG_SYS_PROMPT) + 16)
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#define CONFIG_SYS_LONGHELP
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#define CONFIG_CMDLINE_EDITING
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#define CONFIG_AUTO_COMPLETE
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#define CONFIG_SYS_HUSH_PARSER
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/*
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* Size of malloc() pool
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*/
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#define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + \
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128*1024, 0x1000)
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#endif
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