diff options
Diffstat (limited to 'board/taskit/stamp9g20/stamp9g20.c')
| -rw-r--r-- | board/taskit/stamp9g20/stamp9g20.c | 159 |
1 files changed, 0 insertions, 159 deletions
diff --git a/board/taskit/stamp9g20/stamp9g20.c b/board/taskit/stamp9g20/stamp9g20.c deleted file mode 100644 index 27cdf77f01..0000000000 --- a/board/taskit/stamp9g20/stamp9g20.c +++ /dev/null @@ -1,159 +0,0 @@ -/* - * (C) Copyright 2007-2008 - * Stelian Pop <stelian@popies.net> - * Lead Tech Design <www.leadtechdesign.com> - * - * Achim Ehrlich <aehrlich@taskit.de> - * taskit GmbH <www.taskit.de> - * - * (C) Copyright 2012- - * Markus Hubig <mhubig@imko.de> - * IMKO GmbH <www.imko.de> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <asm/io.h> -#include <asm/arch/at91sam9260_matrix.h> -#include <asm/arch/at91sam9_smc.h> -#include <asm/arch/at91_common.h> -#include <asm/arch/at91_pmc.h> -#include <asm/arch/gpio.h> -#include <watchdog.h> - -#ifdef CONFIG_MACB -# include <net.h> -# include <netdev.h> -#endif - -DECLARE_GLOBAL_DATA_PTR; - -static void stamp9G20_nand_hw_init(void) -{ - struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC; - struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX; - unsigned long csa; - - /* Assign CS3 to NAND/SmartMedia Interface */ - csa = readl(&matrix->ebicsa); - csa |= AT91_MATRIX_CS3A_SMC_SMARTMEDIA; - writel(csa, &matrix->ebicsa); - - /* Configure SMC CS3 for NAND/SmartMedia */ - writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(0) | - AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(0), - &smc->cs[3].setup); - writel(AT91_SMC_PULSE_NWE(3) | AT91_SMC_PULSE_NCS_WR(3) | - AT91_SMC_PULSE_NRD(3) | AT91_SMC_PULSE_NCS_RD(3), - &smc->cs[3].pulse); - writel(AT91_SMC_CYCLE_NWE(5) | AT91_SMC_CYCLE_NRD(5), - &smc->cs[3].cycle); - writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE | - AT91_SMC_MODE_EXNW_DISABLE | - AT91_SMC_MODE_DBW_8 | - AT91_SMC_MODE_TDF_CYCLE(2), - &smc->cs[3].mode); - - /* Configure RDY/BSY */ - at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1); - - /* Enable NandFlash */ - at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1); -} - -#ifdef CONFIG_MACB -static void stamp9G20_macb_hw_init(void) -{ - struct at91_port *pioa = (struct at91_port *)ATMEL_BASE_PIOA; - - /* Enable the PHY Chip via PA26 on the Stamp 2 Adaptor */ - at91_set_gpio_output(AT91_PIN_PA26, 0); - - /* - * Disable pull-up on: - * RXDV (PA17) => PHY normal mode (not Test mode) - * ERX0 (PA14) => PHY ADDR0 - * ERX1 (PA15) => PHY ADDR1 - * ERX2 (PA25) => PHY ADDR2 - * ERX3 (PA26) => PHY ADDR3 - * ECRS (PA28) => PHY ADDR4 => PHYADDR = 0x0 - * - * PHY has internal pull-down - */ - writel(pin_to_mask(AT91_PIN_PA14) | - pin_to_mask(AT91_PIN_PA15) | - pin_to_mask(AT91_PIN_PA17) | - pin_to_mask(AT91_PIN_PA18) | - pin_to_mask(AT91_PIN_PA28), - &pioa->pudr); - - at91_phy_reset(); - - /* Re-enable pull-up */ - writel(pin_to_mask(AT91_PIN_PA14) | - pin_to_mask(AT91_PIN_PA15) | - pin_to_mask(AT91_PIN_PA17) | - pin_to_mask(AT91_PIN_PA18) | - pin_to_mask(AT91_PIN_PA28), - &pioa->puer); - - /* Initialize EMAC=MACB hardware */ - at91_macb_hw_init(); -} -#endif /* CONFIG_MACB */ - -int board_early_init_f(void) -{ - struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; - - /* Enable clocks for all PIOs */ - writel((1 << ATMEL_ID_PIOA) | (1 << ATMEL_ID_PIOB) | - (1 << ATMEL_ID_PIOC), &pmc->pcer); - - return 0; -} - -int board_postclk_init(void) -{ - /* - * Initialize the serial interface here, because be need a running - * timer to set PC9 to high and wait for some time to enable the - * level converter of the RS232 interface on the PortuxG20 board. - */ - -#ifdef CONFIG_PORTUXG20 - at91_set_gpio_output(AT91_PIN_PC9, 1); - mdelay(1); -#endif - at91_seriald_hw_init(); - - return 0; -} - -int board_init(void) -{ - /* Adress of boot parameters */ - gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; - - stamp9G20_nand_hw_init(); -#ifdef CONFIG_MACB - stamp9G20_macb_hw_init(); -#endif - return 0; -} - -int dram_init(void) -{ - gd->ram_size = get_ram_size( - (void *)CONFIG_SYS_SDRAM_BASE, - CONFIG_SYS_SDRAM_SIZE); - return 0; -} - -#ifdef CONFIG_MACB -int board_eth_init(bd_t *bis) -{ - return macb_eth_initialize(0, (void *)ATMEL_BASE_EMAC0, 0x00); -} -#endif /* CONFIG_MACB */ |
