Support for Artila M-501 starter kit

Kimmo Leppala / Sysart and
Timo Tuunainen / Sysart

1 files changed, 194 insertions, 0 deletions

diff --git a/board/m501sk/m501sk.c b/board/m501sk/m501sk.c
new file mode 100644
index 0000000..65a8b29
--- /dev/null
+++ b/board/m501sk/m501sk.c
@@ -0,0 +1,194 @@
+/*
+ * (C) Copyright 2008
+ * Based on modifications by Alan Lu / Artila
+ * Author : Timo Tuunainen / Sysart
+			Kimmo Leppala / Sysart
+ *
+ * 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
+ */
+
+#include <common.h>
+#include <at91rm9200_net.h>
+#include <dm9161.h>
+#include "m501sk.h"
+#include "net.h"
+
+#ifdef CONFIG_M501SK
+
+void m501sk_gpio_init(void)
+{
+	AT91C_BASE_PIOD->PIO_PER = 1 << (M501SK_DEBUG_LED1 - 96) |
+		1 << (M501SK_DEBUG_LED2 - 96) | 1 << (M501SK_DEBUG_LED3 - 96) |
+		1 << (M501SK_DEBUG_LED4 - 96) | 1 << (M501SK_READY_LED - 96);
+
+	AT91C_BASE_PIOD->PIO_OER = 1 << (M501SK_DEBUG_LED1 - 96) |
+		1 << (M501SK_DEBUG_LED2 - 96) | 1 << (M501SK_DEBUG_LED3 - 96) |
+		1 << (M501SK_DEBUG_LED4 - 96) | 1 << (M501SK_READY_LED - 96);
+
+	AT91C_BASE_PIOD->PIO_SODR = 1 << (M501SK_READY_LED - 96);
+	AT91C_BASE_PIOD->PIO_CODR = 1 << (M501SK_DEBUG_LED3 - 96);
+	AT91C_BASE_PIOB->PIO_PER = 1 << (M501SK_BUZZER - 32);
+	AT91C_BASE_PIOB->PIO_OER = 1 << (M501SK_BUZZER - 32);
+	AT91C_BASE_PIOC->PIO_PDR = (1 << 7) | (1 << 8);
+
+	/* Power OFF all USART's LEDs */
+	AT91C_BASE_PIOA->PIO_PER = AT91C_PA5_TXD3 | AT91C_PA6_RXD3 |
+		AT91C_PA17_TXD0 | AT91C_PA18_RXD0 | AT91C_PA22_RXD2 | \
+		AT91C_PA23_TXD2;
+
+	AT91C_BASE_PIOA->PIO_OER = AT91C_PA5_TXD3 | AT91C_PA6_RXD3 |
+		AT91C_PA17_TXD0 | AT91C_PA18_RXD0 | AT91C_PA22_RXD2 | \
+		AT91C_PA23_TXD2;
+
+	AT91C_BASE_PIOA->PIO_SODR = AT91C_PA5_TXD3 | AT91C_PA6_RXD3 |
+		AT91C_PA17_TXD0 | AT91C_PA18_RXD0 | AT91C_PA22_RXD2 | \
+		AT91C_PA23_TXD2;
+
+	AT91C_BASE_PIOB->PIO_PER = AT91C_PB20_RXD1 | AT91C_PB21_TXD1;
+	AT91C_BASE_PIOB->PIO_OER = AT91C_PB20_RXD1 | AT91C_PB21_TXD1;
+	AT91C_BASE_PIOB->PIO_SODR = AT91C_PB20_RXD1 | AT91C_PB21_TXD1;
+}
+
+uchar m501sk_gpio_set(M501SK_PIO io)
+{
+	uchar status = 0xff;
+	switch (io) {
+	case M501SK_DEBUG_LED1:
+	case M501SK_DEBUG_LED2:
+	case M501SK_DEBUG_LED3:
+	case M501SK_DEBUG_LED4:
+	case M501SK_READY_LED:
+		AT91C_BASE_PIOD->PIO_SODR = 1 << (io - 96);
+		status = AT91C_BASE_PIOD->PIO_ODSR & (1 << (io - 96));
+		break;
+	case M501SK_BUZZER:
+		AT91C_BASE_PIOB->PIO_SODR = 1 << (io - 32);
+		status = AT91C_BASE_PIOB->PIO_ODSR & (1 << (io - 32));
+		break;
+	}
+	return status;
+}
+
+uchar m501sk_gpio_clear(M501SK_PIO io)
+{
+	uchar status = 0xff;
+	switch (io) {
+	case M501SK_DEBUG_LED1:
+	case M501SK_DEBUG_LED2:
+	case M501SK_DEBUG_LED3:
+	case M501SK_DEBUG_LED4:
+	case M501SK_READY_LED:
+		AT91C_BASE_PIOD->PIO_CODR = 1 << (io - 96);
+		status = AT91C_BASE_PIOD->PIO_ODSR & (1 << (io - 96));
+		break;
+	case M501SK_BUZZER:
+		AT91C_BASE_PIOB->PIO_CODR = 1 << (io - 32);
+		status = AT91C_BASE_PIOB->PIO_ODSR & (1 << (io - 32));
+		break;
+	}
+	return status;
+}
+
+void load_sernum_ethaddr(void)
+{
+	return;
+}
+
+/*
+ * Miscelaneous platform dependent initialisations
+ */
+DECLARE_GLOBAL_DATA_PTR;
+
+int board_init(void)
+{
+	/* Enable Ctrlc */
+	console_init_f();
+
+	/* Correct IRDA resistor problem */
+	/* Set PA23_TXD in Output */
+	((AT91PS_PIO)AT91C_BASE_PIOA)->PIO_OER = AT91C_PA23_TXD2;
+
+	/* memory and cpu-speed are setup before relocation */
+	/* so we do _nothing_ here */
+	gd->bd->bi_arch_number = MACH_TYPE_M501;
+	/* adress of boot parameters */
+	gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
+	m501sk_gpio_init();
+
+	/* Do interrupt init here, because flash needs timers */
+	interrupt_init();
+	flash_init();
+
+	return 0;
+}
+
+int dram_init(void)
+{
+	int i = 0;
+	gd->bd->bi_dram[0].start = PHYS_SDRAM;
+	gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE;
+
+	for (i = 0; i < 500; i++) {
+		m501sk_gpio_clear(M501SK_DEBUG_LED3);
+		m501sk_gpio_clear(M501SK_BUZZER);
+		udelay(250);
+		m501sk_gpio_set(M501SK_DEBUG_LED3);
+		m501sk_gpio_set(M501SK_BUZZER);
+		udelay(80);
+	}
+	m501sk_gpio_clear(M501SK_BUZZER);
+	m501sk_gpio_clear(M501SK_DEBUG_LED3);
+
+	return 0;
+}
+
+int board_late_init(void)
+{
+#if defined(CONFIG_CMD_NET)
+	eth_init(gd->bd);
+	eth_halt();
+#endif
+
+	/* Protect U-Boot, kernel & ramdisk memory addresses */
+	run_command("protect on 10000000 1041ffff", 0);
+	return 0;
+}
+
+#ifdef CONFIG_DRIVER_ETHER
+#if defined(CONFIG_CMD_NET)
+/*
+ * Name:
+ *     at91rm9200_GetPhyInterface
+ * Description:
+ *     Initialise the interface functions to the PHY
+ * Arguments:
+ *     None
+ * Return value:
+ *     None
+ */
+void at91rm9200_GetPhyInterface(AT91PS_PhyOps p_phyops)
+{
+	p_phyops->Init = dm9161_InitPhy;
+	p_phyops->IsPhyConnected = dm9161_IsPhyConnected;
+	p_phyops->GetLinkSpeed = dm9161_GetLinkSpeed;
+	p_phyops->AutoNegotiate = dm9161_AutoNegotiate;
+}
+#endif /* CONFIG_CMD_NET */
+#endif /* CONFIG_DRIVER_ETHER */
+#endif /* CONFIG_M501SK */