diff options
Diffstat (limited to 'board/laird/wb45n/wb45n.c')
| -rw-r--r-- | board/laird/wb45n/wb45n.c | 200 |
1 files changed, 0 insertions, 200 deletions
diff --git a/board/laird/wb45n/wb45n.c b/board/laird/wb45n/wb45n.c deleted file mode 100644 index 5e1ef8a49a..0000000000 --- a/board/laird/wb45n/wb45n.c +++ /dev/null @@ -1,200 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - */ - -#include <common.h> -#include <init.h> -#include <asm/global_data.h> -#include <asm/io.h> -#include <asm/arch/at91sam9x5_matrix.h> -#include <asm/arch/at91sam9_smc.h> -#include <asm/arch/at91_common.h> -#include <asm/arch/at91_rstc.h> -#include <asm/arch/clk.h> -#include <asm/arch/gpio.h> -#include <net.h> -#include <netdev.h> - -DECLARE_GLOBAL_DATA_PTR; - -/* ------------------------------------------------------------------------- */ -/* - * Miscelaneous platform dependent initialisations - */ -static void wb45n_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; - - csa = readl(&matrix->ebicsa); - /* Enable CS3 */ - csa |= AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA; - /* NAND flash on D0 */ - csa &= ~AT91_MATRIX_NFD0_ON_D16; - 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(5) | - AT91_SMC_PULSE_NRD(4) | AT91_SMC_PULSE_NCS_RD(6), - &smc->cs[3].pulse); - writel(AT91_SMC_CYCLE_NWE(5) | AT91_SMC_CYCLE_NRD(6), - &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(1), &smc->cs[3].mode); - - at91_periph_clk_enable(ATMEL_ID_PIOCD); - - /* 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); - /* Disable Flash Write Protect Line */ - at91_set_gpio_output(AT91_PIN_PD10, 1); - - at91_set_a_periph(AT91_PIO_PORTD, 0, 1); /* NAND OE */ - at91_set_a_periph(AT91_PIO_PORTD, 1, 1); /* NAND WE */ - at91_set_a_periph(AT91_PIO_PORTD, 2, 1); /* NAND ALE */ - at91_set_a_periph(AT91_PIO_PORTD, 3, 1); /* NAND CLE */ -} - -static void wb45n_gpio_hw_init(void) -{ - - /* Configure wifi gpio CHIP_PWD_L */ - at91_set_gpio_output(AT91_PIN_PA28, 0); - - /* Setup USB pins */ - at91_set_gpio_input(AT91_PIN_PB11, 0); - at91_set_gpio_output(AT91_PIN_PB12, 0); - - /* IRQ pin, pullup, deglitch */ - at91_set_gpio_input(AT91_PIN_PB18, 1); - at91_set_gpio_deglitch(AT91_PIN_PB18, 1); -} - -int board_eth_init(struct bd_info *bis) -{ - int rc = 0; - - if (has_emac0()) - rc = macb_eth_initialize(0, (void *)ATMEL_BASE_EMAC0, 0x00); - - return rc; -} - -int board_early_init_f(void) -{ - at91_seriald_hw_init(); - return 0; -} - -int board_init(void) -{ - /* address of boot parameters */ - gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; - - wb45n_gpio_hw_init(); - - wb45n_nand_hw_init(); - - at91_macb_hw_init(); - - return 0; -} - -int dram_init(void) -{ - gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE, - CONFIG_SYS_SDRAM_SIZE); - return 0; -} - -#if defined(CONFIG_SPL_BUILD) -#include <spl.h> -#include <nand.h> - -void at91_spl_board_init(void) -{ - /* Setup GPIO first */ - wb45n_gpio_hw_init(); - - /* Bring up NAND */ - wb45n_nand_hw_init(); -} - -void matrix_init(void) -{ - struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX; - unsigned long csa; - - csa = readl(&matrix->ebicsa); - /* Pull ups on D0 - D16 */ - csa &= ~AT91_MATRIX_EBI_DBPU_OFF; - csa |= AT91_MATRIX_EBI_DBPD_OFF; - /* Normal drive strength */ - csa |= AT91_MATRIX_EBI_EBI_IOSR_NORMAL; - /* Multi-port off */ - csa &= ~AT91_MATRIX_MP_ON; - writel(csa, &matrix->ebicsa); -} - -#include <asm/arch/atmel_mpddrc.h> -static void ddr2_conf(struct atmel_mpddrc_config *ddr2) -{ - ddr2->md = (ATMEL_MPDDRC_MD_DBW_16_BITS | ATMEL_MPDDRC_MD_LPDDR_SDRAM); - - ddr2->cr = (ATMEL_MPDDRC_CR_NC_COL_10 | - ATMEL_MPDDRC_CR_NR_ROW_13 | - ATMEL_MPDDRC_CR_CAS_DDR_CAS3 | - ATMEL_MPDDRC_CR_DECOD_INTERLEAVED | - ATMEL_MPDDRC_CR_DQMS_SHARED); - - ddr2->rtr = 0x411; - - ddr2->tpr0 = (6 << ATMEL_MPDDRC_TPR0_TRAS_OFFSET | - 2 << ATMEL_MPDDRC_TPR0_TRCD_OFFSET | - 2 << ATMEL_MPDDRC_TPR0_TWR_OFFSET | - 8 << ATMEL_MPDDRC_TPR0_TRC_OFFSET | - 2 << ATMEL_MPDDRC_TPR0_TRP_OFFSET | - 2 << ATMEL_MPDDRC_TPR0_TRRD_OFFSET | - 2 << ATMEL_MPDDRC_TPR0_TWTR_OFFSET | - 2 << ATMEL_MPDDRC_TPR0_TMRD_OFFSET); - - ddr2->tpr1 = (2 << ATMEL_MPDDRC_TPR1_TXP_OFFSET | - 200 << ATMEL_MPDDRC_TPR1_TXSRD_OFFSET | - 19 << ATMEL_MPDDRC_TPR1_TXSNR_OFFSET | - 18 << ATMEL_MPDDRC_TPR1_TRFC_OFFSET); - - ddr2->tpr2 = (7 << ATMEL_MPDDRC_TPR2_TFAW_OFFSET | - 2 << ATMEL_MPDDRC_TPR2_TRTP_OFFSET | - 3 << ATMEL_MPDDRC_TPR2_TRPA_OFFSET | - 7 << ATMEL_MPDDRC_TPR2_TXARDS_OFFSET | - 2 << ATMEL_MPDDRC_TPR2_TXARD_OFFSET); -} - -void mem_init(void) -{ - struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX; - struct atmel_mpddrc_config ddr2; - unsigned long csa; - - ddr2_conf(&ddr2); - - /* enable DDR2 clock */ - at91_system_clk_enable(AT91_PMC_DDR); - - /* Chip select 1 is for DDR2/SDRAM */ - csa = readl(&matrix->ebicsa); - csa |= AT91_MATRIX_EBI_CS1A_SDRAMC; - writel(csa, &matrix->ebicsa); - - /* DDRAM2 Controller initialize */ - ddr2_init(ATMEL_BASE_DDRSDRC, ATMEL_BASE_CS1, &ddr2); -} -#endif |