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4e5909450e
The rest of the unmigrated CONFIG symbols in the CONFIG_SYS_NAND namespace do not easily transition to Kconfig. In many cases they likely should come from the device tree instead. Move these out of CONFIG namespace and in to CFG namespace. Signed-off-by: Tom Rini <trini@konsulko.com> Reviewed-by: Simon Glass <sjg@chromium.org>
127 lines
3.1 KiB
C
127 lines
3.1 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* (C) Copyright 2007-2013
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* Stelian Pop <stelian.pop@leadtechdesign.com>
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* Lead Tech Design <www.leadtechdesign.com>
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* Thomas Petazzoni, Free Electrons, <thomas.petazzoni@free-electrons.com>
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* Mateusz Kulikowski <mateusz.kulikowski@gmail.com>
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*/
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#include <common.h>
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#include <init.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_matrix.h>
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#include <asm/arch/clk.h>
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#include <asm/arch/gpio.h>
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#include <asm-generic/gpio.h>
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#include <asm/global_data.h>
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#include <asm/io.h>
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#include <net.h>
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#include <netdev.h>
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DECLARE_GLOBAL_DATA_PTR;
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#ifdef CONFIG_CMD_NAND
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static void usb_a9263_nand_hw_init(void)
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{
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unsigned long csa;
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at91_smc_t *smc = (at91_smc_t *)ATMEL_BASE_SMC0;
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at91_matrix_t *matrix = (at91_matrix_t *)ATMEL_BASE_MATRIX;
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/* Enable CS3 */
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csa = readl(&matrix->csa[0]) | AT91_MATRIX_CSA_EBI_CS3A;
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writel(csa, &matrix->csa[0]);
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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(3) |
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AT91_SMC_PULSE_NRD(3) | AT91_SMC_PULSE_NCS_RD(3),
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&smc->cs[3].pulse);
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writel(AT91_SMC_CYCLE_NWE(5) | AT91_SMC_CYCLE_NRD(5),
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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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AT91_SMC_MODE_DBW_8 |
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AT91_SMC_MODE_TDF_CYCLE(2), &smc->cs[3].mode);
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at91_periph_clk_enable(ATMEL_ID_PIOA);
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at91_periph_clk_enable(ATMEL_ID_PIOCDE);
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/* Configure RDY/BSY */
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gpio_request(CFG_SYS_NAND_READY_PIN, "NAND ready/busy");
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gpio_direction_input(CFG_SYS_NAND_READY_PIN);
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/* Enable NandFlash */
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gpio_request(CFG_SYS_NAND_ENABLE_PIN, "NAND enable");
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gpio_direction_output(CFG_SYS_NAND_ENABLE_PIN, 1);
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}
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#endif
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#ifdef CONFIG_MACB
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static void usb_a9263_macb_hw_init(void)
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{
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at91_periph_clk_enable(ATMEL_ID_EMAC);
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/*
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* Disable pull-up on:
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* RXDV (PC25) => PHY normal mode (not Test mode)
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* ERX0 (PE25) => PHY ADDR0
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* ERX1 (PE26) => PHY ADDR1 => PHYADDR = 0x0
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*
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* PHY has internal weak pull-up/pull-down
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*/
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gpio_request(GPIO_PIN_PC(25), "PHY mode");
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gpio_direction_input(GPIO_PIN_PC(25));
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gpio_request(GPIO_PIN_PE(25), "PHY ADDR0");
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gpio_direction_input(GPIO_PIN_PE(25));
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gpio_request(GPIO_PIN_PE(26), "PHY ADDR1");
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gpio_direction_input(GPIO_PIN_PE(26));
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at91_phy_reset();
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/* It will set proper pinmux for ports PC25, PE25-26 */
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at91_macb_hw_init();
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}
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#endif
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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 = CONFIG_SYS_SDRAM_BASE + 0x100;
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#ifdef CONFIG_CMD_NAND
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usb_a9263_nand_hw_init();
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#endif
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#ifdef CONFIG_MACB
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usb_a9263_macb_hw_init();
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#endif
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#ifdef CONFIG_USB_OHCI_NEW
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at91_uhp_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(struct bd_info *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, 0x0001);
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#endif
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return rc;
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}
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