--- /dev/null
+/*
+ * Copyright (C) 2006 Atmel Corporation
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#include <common.h>
+#include <netdev.h>
+
+#include <asm/io.h>
+#include <asm/sdram.h>
+#include <asm/arch/clk.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/hmatrix.h>
+#include <asm/arch/mmu.h>
+#include <asm/arch/portmux.h>
+#include <atmel_lcdc.h>
+#include <lcd.h>
+
+#include "../../../arch/avr32/cpu/hsmc3.h"
+
+struct mmu_vm_range mmu_vmr_table[CONFIG_SYS_NR_VM_REGIONS] = {
+ {
+ .virt_pgno = CONFIG_SYS_FLASH_BASE >> PAGE_SHIFT,
+ .nr_pages = CONFIG_SYS_FLASH_SIZE >> PAGE_SHIFT,
+ .phys = (CONFIG_SYS_FLASH_BASE >> PAGE_SHIFT)
+ | MMU_VMR_CACHE_NONE,
+ }, {
+ .virt_pgno = EBI_SRAM_CS2_BASE >> PAGE_SHIFT,
+ .nr_pages = EBI_SRAM_CS2_SIZE >> PAGE_SHIFT,
+ .phys = (EBI_SRAM_CS2_BASE >> PAGE_SHIFT)
+ | MMU_VMR_CACHE_NONE,
+ }, {
+ .virt_pgno = CONFIG_SYS_SDRAM_BASE >> PAGE_SHIFT,
+ .nr_pages = EBI_SDRAM_SIZE >> PAGE_SHIFT,
+ .phys = (CONFIG_SYS_SDRAM_BASE >> PAGE_SHIFT)
+ | MMU_VMR_CACHE_WRBACK,
+ },
+};
+
+#if defined(CONFIG_LCD)
+/* 480x272x16 @ 72 Hz */
+vidinfo_t panel_info = {
+ .vl_col = 480, /* Number of columns */
+ .vl_row = 272, /* Number of rows */
+ .vl_clk = 5000000, /* pixel clock in ps */
+ .vl_sync = ATMEL_LCDC_INVCLK_INVERTED |
+ ATMEL_LCDC_INVLINE_INVERTED |
+ ATMEL_LCDC_INVFRAME_INVERTED,
+ .vl_bpix = LCD_COLOR16, /* Bits per pixel, BPP = 2^n */
+ .vl_tft = 1, /* 0 = passive, 1 = TFT */
+ .vl_hsync_len = 42, /* Length of horizontal sync */
+ .vl_left_margin = 1, /* Time from sync to picture */
+ .vl_right_margin = 1, /* Time from picture to sync */
+ .vl_vsync_len = 1, /* Length of vertical sync */
+ .vl_upper_margin = 12, /* Time from sync to picture */
+ .vl_lower_margin = 1, /* Time from picture to sync */
+ .mmio = LCDC_BASE, /* Memory mapped registers */
+};
+
+void lcd_enable(void)
+{
+}
+
+void lcd_disable(void)
+{
+}
+#endif
+
+DECLARE_GLOBAL_DATA_PTR;
+
+static const struct sdram_config sdram_config = {
+ .data_bits = SDRAM_DATA_16BIT,
+ .row_bits = 13,
+ .col_bits = 9,
+ .bank_bits = 2,
+ .cas = 3,
+ .twr = 2,
+ .trc = 6,
+ .trp = 2,
+ .trcd = 2,
+ .tras = 6,
+ .txsr = 6,
+ /* 15.6 us */
+ .refresh_period = (156 * (SDRAMC_BUS_HZ / 1000)) / 10000,
+};
+
+int board_early_init_f(void)
+{
+ /* Enable SDRAM in the EBI mux */
+ hmatrix_slave_write(EBI, SFR, HMATRIX_BIT(EBI_SDRAM_ENABLE));
+
+ /* Enable 26 address bits and NCS2 */
+ portmux_enable_ebi(16, 26, PORTMUX_EBI_CS(2), PORTMUX_DRIVE_HIGH);
+ portmux_enable_usart1(PORTMUX_DRIVE_MIN);
+
+ /* de-assert "force sys reset" pin */
+ portmux_select_gpio(PORTMUX_PORT_D, 1 << 15,
+ PORTMUX_DIR_OUTPUT | PORTMUX_INIT_HIGH);
+
+ /* init custom i/o */
+ /* cpu type inputs */
+ portmux_select_gpio(PORTMUX_PORT_E, (1 << 19) | (1 << 20) | (1 << 23),
+ PORTMUX_DIR_INPUT);
+ /* main board type inputs */
+ portmux_select_gpio(PORTMUX_PORT_B, (1 << 19) | (1 << 29),
+ PORTMUX_DIR_INPUT);
+ /* DEBUG input (use weak pullup) */
+ portmux_select_gpio(PORTMUX_PORT_E, 1 << 21,
+ PORTMUX_DIR_INPUT | PORTMUX_PULL_UP);
+
+ /* are we suppressing the console ? */
+ if (gpio_get_value(GPIO_PIN_PE(21)) == 1)
+ gd->flags |= (GD_FLG_SILENT | GD_FLG_DISABLE_CONSOLE);
+
+ /* reset phys */
+ portmux_select_gpio(PORTMUX_PORT_E, 1 << 24, PORTMUX_DIR_INPUT);
+ portmux_select_gpio(PORTMUX_PORT_C, 1 << 18,
+ PORTMUX_DIR_OUTPUT | PORTMUX_INIT_HIGH);
+
+ udelay(5000);
+
+ /* release phys reset */
+ gpio_set_value(GPIO_PIN_PC(18), 0); /* PHY RESET (Release) */
+
+ /* setup Data Flash chip select (NCS2) */
+ hsmc3_writel(MODE2, 0x20121003);
+ hsmc3_writel(CYCLE2, 0x000a0009);
+ hsmc3_writel(PULSE2, 0x0a060806);
+ hsmc3_writel(SETUP2, 0x00030102);
+
+ /* setup FRAM chip select (NCS3) */
+ hsmc3_writel(MODE3, 0x10120001);
+ hsmc3_writel(CYCLE3, 0x001e001d);
+ hsmc3_writel(PULSE3, 0x08040704);
+ hsmc3_writel(SETUP3, 0x02050204);
+
+#if defined(CONFIG_MACB)
+ /* init macb0 pins */
+ portmux_enable_macb0(PORTMUX_MACB_MII, PORTMUX_DRIVE_HIGH);
+ portmux_enable_macb1(PORTMUX_MACB_MII, PORTMUX_DRIVE_HIGH);
+#endif
+
+#if defined(CONFIG_MMC)
+ portmux_enable_mmci(0, PORTMUX_MMCI_4BIT, PORTMUX_DRIVE_LOW);
+#endif
+
+#if defined(CONFIG_LCD)
+ portmux_enable_lcdc(1);
+#endif
+
+ return 0;
+}
+
+phys_size_t initdram(int board_type)
+{
+ unsigned long expected_size;
+ unsigned long actual_size;
+ void *sdram_base;
+
+ sdram_base = uncached(EBI_SDRAM_BASE);
+
+ expected_size = sdram_init(sdram_base, &sdram_config);
+ actual_size = get_ram_size(sdram_base, expected_size);
+
+ if (expected_size != actual_size)
+ printf("Warning: Only %lu of %lu MiB SDRAM is working\n",
+ actual_size >> 20, expected_size >> 20);
+
+ return actual_size;
+}
+
+int board_early_init_r(void)
+{
+ gd->bd->bi_phy_id[0] = 0x01;
+ gd->bd->bi_phy_id[1] = 0x03;
+ return 0;
+}
+
+int board_postclk_init(void)
+{
+ /* Use GCLK0 as 10MHz output */
+ gclk_enable_output(0, PORTMUX_DRIVE_LOW);
+ gclk_set_rate(0, GCLK_PARENT_OSC0, 10000000);
+ return 0;
+}
+
+/* SPI chip select control */
+#ifdef CONFIG_ATMEL_SPI
+#include <spi.h>
+
+int spi_cs_is_valid(unsigned int bus, unsigned int cs)
+{
+ return (bus == 0) && (cs == 0);
+}
+
+void spi_cs_activate(struct spi_slave *slave)
+{
+}
+
+void spi_cs_deactivate(struct spi_slave *slave)
+{
+}
+#endif /* CONFIG_ATMEL_SPI */
+
+#ifdef CONFIG_CMD_NET
+int board_eth_init(bd_t *bi)
+{
+ macb_eth_initialize(0, (void *)ATMEL_BASE_MACB0, bi->bi_phy_id[0]);
+ macb_eth_initialize(1, (void *)ATMEL_BASE_MACB1, bi->bi_phy_id[1]);
+
+ return 0;
+}
+#endif
Code Review / kvmfornfv.git / blobdiff