* Copyright (C) 2012 - 2013 Atmel Corporation
* Bo Shen <voice.shen@atmel.com>
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <lcd.h>
#include <atmel_lcdc.h>
#include <atmel_mci.h>
+#include <phy.h>
+#include <micrel.h>
#include <net.h>
#include <netdev.h>
+#include <spl.h>
+#include <asm/arch/atmel_mpddrc.h>
+#include <asm/arch/at91_wdt.h>
+
+#ifdef CONFIG_USB_GADGET_ATMEL_USBA
+#include <asm/arch/atmel_usba_udc.h>
+#endif
DECLARE_GLOBAL_DATA_PTR;
}
#endif
+#ifndef CONFIG_SYS_NO_FLASH
+static void sama5d3xek_nor_hw_init(void)
+{
+ struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
+
+ at91_periph_clk_enable(ATMEL_ID_SMC);
+
+ /* Configure SMC CS0 for NOR flash */
+ writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(0) |
+ AT91_SMC_SETUP_NRD(2) | AT91_SMC_SETUP_NCS_RD(0),
+ &smc->cs[0].setup);
+ writel(AT91_SMC_PULSE_NWE(10) | AT91_SMC_PULSE_NCS_WR(11) |
+ AT91_SMC_PULSE_NRD(10) | AT91_SMC_PULSE_NCS_RD(11),
+ &smc->cs[0].pulse);
+ writel(AT91_SMC_CYCLE_NWE(11) | AT91_SMC_CYCLE_NRD(14),
+ &smc->cs[0].cycle);
+ writel(AT91_SMC_TIMINGS_TCLR(0) | AT91_SMC_TIMINGS_TADL(0) |
+ AT91_SMC_TIMINGS_TAR(0) | AT91_SMC_TIMINGS_TRR(0) |
+ AT91_SMC_TIMINGS_TWB(0) | AT91_SMC_TIMINGS_RBNSEL(0)|
+ AT91_SMC_TIMINGS_NFSEL(0), &smc->cs[0].timings);
+ writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE |
+ AT91_SMC_MODE_EXNW_DISABLE |
+ AT91_SMC_MODE_DBW_16 |
+ AT91_SMC_MODE_TDF_CYCLE(1),
+ &smc->cs[0].mode);
+
+ /* Address pin (A1 ~ A23) configuration */
+ at91_set_a_periph(AT91_PIO_PORTE, 1, 0);
+ at91_set_a_periph(AT91_PIO_PORTE, 2, 0);
+ at91_set_a_periph(AT91_PIO_PORTE, 3, 0);
+ at91_set_a_periph(AT91_PIO_PORTE, 4, 0);
+ at91_set_a_periph(AT91_PIO_PORTE, 5, 0);
+ at91_set_a_periph(AT91_PIO_PORTE, 6, 0);
+ at91_set_a_periph(AT91_PIO_PORTE, 7, 0);
+ at91_set_a_periph(AT91_PIO_PORTE, 8, 0);
+ at91_set_a_periph(AT91_PIO_PORTE, 9, 0);
+ at91_set_a_periph(AT91_PIO_PORTE, 10, 0);
+ at91_set_a_periph(AT91_PIO_PORTE, 11, 0);
+ at91_set_a_periph(AT91_PIO_PORTE, 12, 0);
+ at91_set_a_periph(AT91_PIO_PORTE, 13, 0);
+ at91_set_a_periph(AT91_PIO_PORTE, 14, 0);
+ at91_set_a_periph(AT91_PIO_PORTE, 15, 0);
+ at91_set_a_periph(AT91_PIO_PORTE, 16, 0);
+ at91_set_a_periph(AT91_PIO_PORTE, 17, 0);
+ at91_set_a_periph(AT91_PIO_PORTE, 18, 0);
+ at91_set_a_periph(AT91_PIO_PORTE, 19, 0);
+ at91_set_a_periph(AT91_PIO_PORTE, 20, 0);
+ at91_set_a_periph(AT91_PIO_PORTE, 21, 0);
+ at91_set_a_periph(AT91_PIO_PORTE, 22, 0);
+ at91_set_a_periph(AT91_PIO_PORTE, 23, 0);
+ /* CS0 pin configuration */
+ at91_set_a_periph(AT91_PIO_PORTE, 26, 0);
+}
+#endif
+
#ifdef CONFIG_CMD_USB
static void sama5d3xek_usb_hw_init(void)
{
void lcd_show_board_info(void)
{
- ulong dram_size, nand_size;
+ ulong dram_size;
+ uint64_t nand_size;
int i;
char temp[32];
for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++)
nand_size += nand_info[i].size;
#endif
- lcd_printf("%ld MB SDRAM, %ld MB NAND\n",
+ lcd_printf("%ld MB SDRAM, %lld MB NAND\n",
dram_size >> 20, nand_size >> 20);
}
#endif /* CONFIG_LCD_INFO */
int board_early_init_f(void)
{
+ at91_periph_clk_enable(ATMEL_ID_PIOA);
+ at91_periph_clk_enable(ATMEL_ID_PIOB);
+ at91_periph_clk_enable(ATMEL_ID_PIOC);
+ at91_periph_clk_enable(ATMEL_ID_PIOD);
+ at91_periph_clk_enable(ATMEL_ID_PIOE);
+
at91_seriald_hw_init();
return 0;
#ifdef CONFIG_NAND_ATMEL
sama5d3xek_nand_hw_init();
#endif
+#ifndef CONFIG_SYS_NO_FLASH
+ sama5d3xek_nor_hw_init();
+#endif
#ifdef CONFIG_CMD_USB
sama5d3xek_usb_hw_init();
#endif
+#ifdef CONFIG_USB_GADGET_ATMEL_USBA
+ at91_udp_hw_init();
+#endif
#ifdef CONFIG_GENERIC_ATMEL_MCI
sama5d3xek_mci_hw_init();
#endif
#ifdef CONFIG_MACB
if (has_emac())
at91_macb_hw_init();
+ if (has_gmac())
+ at91_gmac_hw_init();
#endif
#ifdef CONFIG_LCD
if (has_lcdc())
return 0;
}
+int board_phy_config(struct phy_device *phydev)
+{
+ /* board specific timings for GMAC */
+ if (has_gmac()) {
+ /* rx data delay */
+ ksz9021_phy_extended_write(phydev,
+ MII_KSZ9021_EXT_RGMII_RX_DATA_SKEW,
+ 0x2222);
+ /* tx data delay */
+ ksz9021_phy_extended_write(phydev,
+ MII_KSZ9021_EXT_RGMII_TX_DATA_SKEW,
+ 0x2222);
+ /* rx/tx clock delay */
+ ksz9021_phy_extended_write(phydev,
+ MII_KSZ9021_EXT_RGMII_CLOCK_SKEW,
+ 0xf2f4);
+ }
+
+ /* always run the PHY's config routine */
+ if (phydev->drv->config)
+ return phydev->drv->config(phydev);
+
+ return 0;
+}
+
int board_eth_init(bd_t *bis)
{
int rc = 0;
#ifdef CONFIG_MACB
if (has_emac())
rc = macb_eth_initialize(0, (void *)ATMEL_BASE_EMAC, 0x00);
+ if (has_gmac())
+ rc = macb_eth_initialize(0, (void *)ATMEL_BASE_GMAC, 0x00);
+#endif
+#ifdef CONFIG_USB_GADGET_ATMEL_USBA
+ usba_udc_probe(&pdata);
+#ifdef CONFIG_USB_ETH_RNDIS
+ usb_eth_initialize(bis);
+#endif
#endif
return rc;
}
}
#endif /* CONFIG_ATMEL_SPI */
+
+/* SPL */
+#ifdef CONFIG_SPL_BUILD
+void spl_board_init(void)
+{
+#ifdef CONFIG_SYS_USE_MMC
+ sama5d3xek_mci_hw_init();
+#elif CONFIG_SYS_USE_NANDFLASH
+ sama5d3xek_nand_hw_init();
+#elif CONFIG_SYS_USE_SERIALFLASH
+ at91_spi0_hw_init(1 << 0);
+#endif
+}
+
+static void ddr2_conf(struct atmel_mpddr *ddr2)
+{
+ ddr2->md = (ATMEL_MPDDRC_MD_DBW_32_BITS | ATMEL_MPDDRC_MD_DDR2_SDRAM);
+
+ ddr2->cr = (ATMEL_MPDDRC_CR_NC_COL_10 |
+ ATMEL_MPDDRC_CR_NR_ROW_14 |
+ ATMEL_MPDDRC_CR_CAS_DDR_CAS3 |
+ ATMEL_MPDDRC_CR_ENRDM_ON |
+ ATMEL_MPDDRC_CR_NB_8BANKS |
+ ATMEL_MPDDRC_CR_NDQS_DISABLED |
+ ATMEL_MPDDRC_CR_DECOD_INTERLEAVED |
+ ATMEL_MPDDRC_CR_UNAL_SUPPORTED);
+ /*
+ * As the DDR2-SDRAm device requires a refresh time is 7.8125us
+ * when DDR run at 133MHz, so it needs (7.8125us * 133MHz / 10^9) clocks
+ */
+ 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 |
+ 28 << ATMEL_MPDDRC_TPR1_TXSNR_OFFSET |
+ 26 << ATMEL_MPDDRC_TPR1_TRFC_OFFSET);
+
+ ddr2->tpr2 = (7 << ATMEL_MPDDRC_TPR2_TFAW_OFFSET |
+ 2 << ATMEL_MPDDRC_TPR2_TRTP_OFFSET |
+ 2 << ATMEL_MPDDRC_TPR2_TRPA_OFFSET |
+ 7 << ATMEL_MPDDRC_TPR2_TXARDS_OFFSET |
+ 8 << ATMEL_MPDDRC_TPR2_TXARD_OFFSET);
+}
+
+void mem_init(void)
+{
+ struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+ struct atmel_mpddr ddr2;
+
+ ddr2_conf(&ddr2);
+
+ /* enable MPDDR clock */
+ at91_periph_clk_enable(ATMEL_ID_MPDDRC);
+ writel(0x4, &pmc->scer);
+
+ /* DDRAM2 Controller initialize */
+ ddr2_init(ATMEL_BASE_DDRCS, &ddr2);
+}
+
+void at91_pmc_init(void)
+{
+ struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+ u32 tmp;
+
+ tmp = AT91_PMC_PLLAR_29 |
+ AT91_PMC_PLLXR_PLLCOUNT(0x3f) |
+ AT91_PMC_PLLXR_MUL(43) |
+ AT91_PMC_PLLXR_DIV(1);
+ at91_plla_init(tmp);
+
+ writel(0x3 << 8, &pmc->pllicpr);
+
+ tmp = AT91_PMC_MCKR_MDIV_4 |
+ AT91_PMC_MCKR_CSS_PLLA;
+ at91_mck_init(tmp);
+}
+#endif
projects / karo-tx-uboot.git / blobdiff