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https://github.com/AsahiLinux/u-boot
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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>
135 lines
2.9 KiB
C
135 lines
2.9 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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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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* Copyright (C) 2008 Ronetix Ilko Iliev (www.ronetix.at)
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* Copyright (C) 2009 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.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/global_data.h>
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#include <linux/sizes.h>
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#include <asm/io.h>
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#include <asm/gpio.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_rstc.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/mach-types.h>
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DECLARE_GLOBAL_DATA_PTR;
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/* ------------------------------------------------------------------------- */
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/*
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* Miscellaneous platform dependent initializations
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*/
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#ifdef CONFIG_CMD_NAND
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static void pm9263_nand_hw_init(void)
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{
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unsigned long csa;
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struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC0;
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struct at91_matrix *matrix = (struct at91_matrix *)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(1) |
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AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(1),
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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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#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(2),
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&smc->cs[3].mode);
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/* Configure RDY/BSY */
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gpio_direction_input(CFG_SYS_NAND_READY_PIN);
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/* Enable NandFlash */
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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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int board_early_init_f(void)
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{
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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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/* arch number of PM9263 Board */
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gd->bd->bi_arch_number = MACH_TYPE_PM9263;
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/* address of boot parameters */
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gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
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#ifdef CONFIG_CMD_NAND
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pm9263_nand_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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/* dram_init must store complete RAM size in gd->ram_size */
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gd->ram_size = get_ram_size((void *)PHYS_SDRAM,
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PHYS_SDRAM_SIZE);
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return 0;
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}
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int dram_init_banksize(void)
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{
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gd->bd->bi_dram[0].start = PHYS_SDRAM;
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gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE;
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return 0;
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}
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#ifdef CONFIG_DISPLAY_BOARDINFO
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int checkboard (void)
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{
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char *ss;
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printf ("Board : Ronetix PM9263\n");
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switch (gd->fb_base) {
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case PHYS_PSRAM:
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ss = "(PSRAM)";
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break;
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case ATMEL_BASE_SRAM0:
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ss = "(Internal SRAM)";
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break;
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default:
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ss = "";
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break;
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}
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printf("Video memory : 0x%08lX %s\n", gd->fb_base, ss );
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printf ("\n");
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return 0;
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}
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#endif
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