From aaa4ba930ca3bbc98f33651b175480ba86aa4dd2 Mon Sep 17 00:00:00 2001
From: Ludovic Desroches <ludovic.desroches@microchip.com>
Date: Fri, 17 Nov 2017 14:57:12 +0800
Subject: board: atmel: add sama5d2_ptc_ek board

Add the SAMA5D2 PTC EK board and remove the SAMA5D2 PTC ENGI board
which was a prototype.

Signed-off-by: Ludovic Desroches <ludovic.desroches@microchip.com>
Signed-off-by: Wenyou Yang <wenyou.yang@microchip.com>
---
 board/atmel/sama5d2_ptc_ek/sama5d2_ptc_ek.c | 130 ++++++++++++++++++++++++++++
 1 file changed, 130 insertions(+)
 create mode 100644 board/atmel/sama5d2_ptc_ek/sama5d2_ptc_ek.c

(limited to 'board/atmel/sama5d2_ptc_ek/sama5d2_ptc_ek.c')

diff --git a/board/atmel/sama5d2_ptc_ek/sama5d2_ptc_ek.c b/board/atmel/sama5d2_ptc_ek/sama5d2_ptc_ek.c
new file mode 100644
index 00000000000..4c2e20977e5
--- /dev/null
+++ b/board/atmel/sama5d2_ptc_ek/sama5d2_ptc_ek.c
@@ -0,0 +1,130 @@
+/*
+ * Copyright (C) 2017 Microchip Corporation
+ *		      Wenyou Yang <wenyou.yang@microchip.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <debug_uart.h>
+#include <dm.h>
+#include <i2c.h>
+#include <nand.h>
+#include <version.h>
+#include <asm/io.h>
+#include <asm/arch/at91_common.h>
+#include <asm/arch/atmel_pio4.h>
+#include <asm/arch/atmel_mpddrc.h>
+#include <asm/arch/atmel_sdhci.h>
+#include <asm/arch/clk.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/sama5d2.h>
+#include <asm/arch/sama5d2_smc.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#ifdef CONFIG_NAND_ATMEL
+static void board_nand_hw_init(void)
+{
+	struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
+
+	at91_periph_clk_enable(ATMEL_ID_HSMC);
+
+	/* Configure SMC CS3 for NAND */
+	writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(1) |
+	       AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(1),
+	       &smc->cs[3].setup);
+	writel(AT91_SMC_PULSE_NWE(2) | AT91_SMC_PULSE_NCS_WR(3) |
+	       AT91_SMC_PULSE_NRD(2) | AT91_SMC_PULSE_NCS_RD(3),
+	       &smc->cs[3].pulse);
+	writel(AT91_SMC_CYCLE_NWE(5) | AT91_SMC_CYCLE_NRD(5),
+	       &smc->cs[3].cycle);
+	writel(AT91_SMC_TIMINGS_TCLR(2) | AT91_SMC_TIMINGS_TADL(7) |
+	       AT91_SMC_TIMINGS_TAR(2)  | AT91_SMC_TIMINGS_TRR(3)   |
+	       AT91_SMC_TIMINGS_TWB(7)  | AT91_SMC_TIMINGS_RBNSEL(3) |
+	       AT91_SMC_TIMINGS_NFSEL(1), &smc->cs[3].timings);
+	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(3),
+	       &smc->cs[3].mode);
+
+	atmel_pio4_set_b_periph(AT91_PIO_PORTA, 22, 0);	/* D0 */
+	atmel_pio4_set_b_periph(AT91_PIO_PORTA, 23, 0);	/* D1 */
+	atmel_pio4_set_b_periph(AT91_PIO_PORTA, 24, 0);	/* D2 */
+	atmel_pio4_set_b_periph(AT91_PIO_PORTA, 25, 0);	/* D3 */
+	atmel_pio4_set_b_periph(AT91_PIO_PORTA, 26, 0);	/* D4 */
+	atmel_pio4_set_b_periph(AT91_PIO_PORTA, 27, 0);	/* D5 */
+	atmel_pio4_set_b_periph(AT91_PIO_PORTA, 28, 0);	/* D6 */
+	atmel_pio4_set_b_periph(AT91_PIO_PORTA, 29, 0);	/* D7 */
+	atmel_pio4_set_b_periph(AT91_PIO_PORTB, 2, 0);	/* RE */
+	atmel_pio4_set_b_periph(AT91_PIO_PORTA, 30, 0);	/* WE */
+	atmel_pio4_set_b_periph(AT91_PIO_PORTA, 31, 1);	/* NCS */
+	atmel_pio4_set_b_periph(AT91_PIO_PORTC, 8, 1);	/* RDY */
+	atmel_pio4_set_b_periph(AT91_PIO_PORTB, 0, 1);	/* ALE */
+	atmel_pio4_set_b_periph(AT91_PIO_PORTB, 1, 1);	/* CLE */
+}
+#endif
+
+static void board_usb_hw_init(void)
+{
+	atmel_pio4_set_pio_output(AT91_PIO_PORTB, 12, 1);
+}
+
+#ifdef CONFIG_DEBUG_UART_BOARD_INIT
+static void board_uart0_hw_init(void)
+{
+	atmel_pio4_set_c_periph(AT91_PIO_PORTB, 26, 1);	/* URXD0 */
+	atmel_pio4_set_c_periph(AT91_PIO_PORTB, 27, 0);	/* UTXD0 */
+
+	at91_periph_clk_enable(ATMEL_ID_UART0);
+}
+
+void board_debug_uart_init(void)
+{
+	board_uart0_hw_init();
+}
+#endif
+
+#ifdef CONFIG_BOARD_EARLY_INIT_F
+int board_early_init_f(void)
+{
+#ifdef CONFIG_DEBUG_UART
+	debug_uart_init();
+#endif
+	return 0;
+}
+#endif
+
+int board_init(void)
+{
+	/* address of boot parameters */
+	gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
+
+#ifdef CONFIG_NAND_ATMEL
+	board_nand_hw_init();
+#endif
+#ifdef CONFIG_CMD_USB
+	board_usb_hw_init();
+#endif
+	return 0;
+}
+
+int dram_init(void)
+{
+	gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
+				    CONFIG_SYS_SDRAM_SIZE);
+	return 0;
+}
+
+#define AT24MAC_MAC_OFFSET	0xfa
+
+#ifdef CONFIG_MISC_INIT_R
+int misc_init_r(void)
+{
+#ifdef CONFIG_I2C_EEPROM
+	at91_set_ethaddr(AT24MAC_MAC_OFFSET);
+#endif
+	return 0;
+}
+#endif
-- 
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