Add qemu 2.4.0

Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>

3 files changed, 298 insertions, 0 deletions

diff --git a/qemu/roms/u-boot/board/taskit/stamp9g20/Makefile b/qemu/roms/u-boot/board/taskit/stamp9g20/Makefile
new file mode 100644
index 000000000..d015e0f74
--- /dev/null
+++ b/qemu/roms/u-boot/board/taskit/stamp9g20/Makefile
@@ -0,0 +1,17 @@
+#
+# (C) Copyright 2003-2008
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# (C) Copyright 2008
+# Stelian Pop <stelian@popies.net>
+# Lead Tech Design <www.leadtechdesign.com>
+#
+# (C) Copyright 2012
+# Markus Hubig <mhubig@imko.de>
+# IMKO GmbH <www.imko.de>
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+
+obj-y	+= stamp9g20.o
+obj-y	+= led.o
diff --git a/qemu/roms/u-boot/board/taskit/stamp9g20/led.c b/qemu/roms/u-boot/board/taskit/stamp9g20/led.c
new file mode 100644
index 000000000..c5831258b
--- /dev/null
+++ b/qemu/roms/u-boot/board/taskit/stamp9g20/led.c
@@ -0,0 +1,122 @@
+/*
+ * Copyright (c) 2009 Wind River Systems, Inc.
+ * Tom Rix <Tom.Rix@windriver.com>
+ * (C) Copyright 2009
+ * Eric Benard <eric@eukrea.com>
+ *
+ * (C) Copyright 2012
+ * Markus Hubig <mhubig@imko.de>
+ * IMKO GmbH <www.imko.de>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/at91_pmc.h>
+#include <status_led.h>
+
+static unsigned int saved_state[3] = {STATUS_LED_OFF,
+	STATUS_LED_OFF, STATUS_LED_OFF};
+
+void coloured_LED_init(void)
+{
+	struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+
+	/* Enable the clock */
+	writel(ATMEL_ID_PIOC, &pmc->pcer);
+
+	at91_set_gpio_output(CONFIG_RED_LED, 1);
+	at91_set_gpio_output(CONFIG_GREEN_LED, 1);
+	at91_set_gpio_output(CONFIG_YELLOW_LED, 1);
+
+	at91_set_gpio_value(CONFIG_RED_LED, 0);
+	at91_set_gpio_value(CONFIG_GREEN_LED, 1);
+	at91_set_gpio_value(CONFIG_YELLOW_LED, 0);
+}
+
+void red_led_on(void)
+{
+	at91_set_gpio_value(CONFIG_RED_LED, 1);
+	saved_state[STATUS_LED_RED] = STATUS_LED_ON;
+}
+
+void red_led_off(void)
+{
+	at91_set_gpio_value(CONFIG_RED_LED, 0);
+	saved_state[STATUS_LED_RED] = STATUS_LED_OFF;
+}
+
+void green_led_on(void)
+{
+	at91_set_gpio_value(CONFIG_GREEN_LED, 1);
+	saved_state[STATUS_LED_GREEN] = STATUS_LED_ON;
+}
+
+void green_led_off(void)
+{
+	at91_set_gpio_value(CONFIG_GREEN_LED, 0);
+	saved_state[STATUS_LED_GREEN] = STATUS_LED_OFF;
+}
+
+void yellow_led_on(void)
+{
+	at91_set_gpio_value(CONFIG_YELLOW_LED, 1);
+	saved_state[STATUS_LED_YELLOW] = STATUS_LED_ON;
+}
+
+void yellow_led_off(void)
+{
+	at91_set_gpio_value(CONFIG_YELLOW_LED, 0);
+	saved_state[STATUS_LED_YELLOW] = STATUS_LED_OFF;
+}
+
+void __led_init(led_id_t mask, int state)
+{
+	__led_set(mask, state);
+}
+
+void __led_toggle(led_id_t mask)
+{
+	if (STATUS_LED_RED == mask) {
+		if (STATUS_LED_ON == saved_state[STATUS_LED_RED])
+			red_led_off();
+		else
+			red_led_on();
+
+	} else if (STATUS_LED_GREEN == mask) {
+		if (STATUS_LED_ON == saved_state[STATUS_LED_GREEN])
+			green_led_off();
+		else
+			green_led_on();
+
+	} else if (STATUS_LED_YELLOW == mask) {
+		if (STATUS_LED_ON == saved_state[STATUS_LED_YELLOW])
+			yellow_led_off();
+		else
+			yellow_led_on();
+	}
+}
+
+void __led_set(led_id_t mask, int state)
+{
+	if (STATUS_LED_RED == mask) {
+		if (STATUS_LED_ON == state)
+			red_led_on();
+		else
+			red_led_off();
+
+	} else if (STATUS_LED_GREEN == mask) {
+		if (STATUS_LED_ON == state)
+			green_led_on();
+		else
+			green_led_off();
+
+	} else if (STATUS_LED_YELLOW == mask) {
+		if (STATUS_LED_ON == state)
+			yellow_led_on();
+		else
+			yellow_led_off();
+	}
+}
diff --git a/qemu/roms/u-boot/board/taskit/stamp9g20/stamp9g20.c b/qemu/roms/u-boot/board/taskit/stamp9g20/stamp9g20.c
new file mode 100644
index 000000000..27cdf77f0
--- /dev/null
+++ b/qemu/roms/u-boot/board/taskit/stamp9g20/stamp9g20.c
@@ -0,0 +1,159 @@
+/*
+ * (C) Copyright 2007-2008
+ * Stelian Pop <stelian@popies.net>
+ * Lead Tech Design <www.leadtechdesign.com>
+ *
+ * Achim Ehrlich <aehrlich@taskit.de>
+ * taskit GmbH <www.taskit.de>
+ *
+ * (C) Copyright 2012-
+ * Markus Hubig <mhubig@imko.de>
+ * IMKO GmbH <www.imko.de>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/at91sam9260_matrix.h>
+#include <asm/arch/at91sam9_smc.h>
+#include <asm/arch/at91_common.h>
+#include <asm/arch/at91_pmc.h>
+#include <asm/arch/gpio.h>
+#include <watchdog.h>
+
+#ifdef CONFIG_MACB
+# include <net.h>
+# include <netdev.h>
+#endif
+
+DECLARE_GLOBAL_DATA_PTR;
+
+static void stamp9G20_nand_hw_init(void)
+{
+	struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
+	struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX;
+	unsigned long csa;
+
+	/* Assign CS3 to NAND/SmartMedia Interface */
+	csa = readl(&matrix->ebicsa);
+	csa |= AT91_MATRIX_CS3A_SMC_SMARTMEDIA;
+	writel(csa, &matrix->ebicsa);
+
+	/* Configure SMC CS3 for NAND/SmartMedia */
+	writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(0) |
+		AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(0),
+		&smc->cs[3].setup);
+	writel(AT91_SMC_PULSE_NWE(3) | AT91_SMC_PULSE_NCS_WR(3) |
+		AT91_SMC_PULSE_NRD(3) | 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_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE |
+		AT91_SMC_MODE_EXNW_DISABLE |
+		AT91_SMC_MODE_DBW_8 |
+		AT91_SMC_MODE_TDF_CYCLE(2),
+		&smc->cs[3].mode);
+
+	/* Configure RDY/BSY */
+	at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1);
+
+	/* Enable NandFlash */
+	at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1);
+}
+
+#ifdef CONFIG_MACB
+static void stamp9G20_macb_hw_init(void)
+{
+	struct at91_port *pioa = (struct at91_port *)ATMEL_BASE_PIOA;
+
+	/* Enable the PHY Chip via PA26 on the Stamp 2 Adaptor */
+	at91_set_gpio_output(AT91_PIN_PA26, 0);
+
+	/*
+	 * Disable pull-up on:
+	 *	RXDV (PA17) => PHY normal mode (not Test mode)
+	 *	ERX0 (PA14) => PHY ADDR0
+	 *	ERX1 (PA15) => PHY ADDR1
+	 *	ERX2 (PA25) => PHY ADDR2
+	 *	ERX3 (PA26) => PHY ADDR3
+	 *	ECRS (PA28) => PHY ADDR4  => PHYADDR = 0x0
+	 *
+	 * PHY has internal pull-down
+	 */
+	writel(pin_to_mask(AT91_PIN_PA14) |
+		pin_to_mask(AT91_PIN_PA15) |
+		pin_to_mask(AT91_PIN_PA17) |
+		pin_to_mask(AT91_PIN_PA18) |
+		pin_to_mask(AT91_PIN_PA28),
+		&pioa->pudr);
+
+	at91_phy_reset();
+
+	/* Re-enable pull-up */
+	writel(pin_to_mask(AT91_PIN_PA14) |
+		pin_to_mask(AT91_PIN_PA15) |
+		pin_to_mask(AT91_PIN_PA17) |
+		pin_to_mask(AT91_PIN_PA18) |
+		pin_to_mask(AT91_PIN_PA28),
+		&pioa->puer);
+
+	/* Initialize EMAC=MACB hardware */
+	at91_macb_hw_init();
+}
+#endif /* CONFIG_MACB */
+
+int board_early_init_f(void)
+{
+	struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+
+	/* Enable clocks for all PIOs */
+	writel((1 << ATMEL_ID_PIOA) | (1 << ATMEL_ID_PIOB) |
+		(1 << ATMEL_ID_PIOC), &pmc->pcer);
+
+	return 0;
+}
+
+int board_postclk_init(void)
+{
+	/*
+	 * Initialize the serial interface here, because be need a running
+	 * timer to set PC9 to high and wait for some time to enable the
+	 * level converter of the RS232 interface on the PortuxG20 board.
+	 */
+
+#ifdef CONFIG_PORTUXG20
+	at91_set_gpio_output(AT91_PIN_PC9, 1);
+	mdelay(1);
+#endif
+	at91_seriald_hw_init();
+
+	return 0;
+}
+
+int board_init(void)
+{
+	/* Adress of boot parameters */
+	gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
+
+	stamp9G20_nand_hw_init();
+#ifdef CONFIG_MACB
+	stamp9G20_macb_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;
+}
+
+#ifdef CONFIG_MACB
+int board_eth_init(bd_t *bis)
+{
+	return macb_eth_initialize(0, (void *)ATMEL_BASE_EMAC0, 0x00);
+}
+#endif /* CONFIG_MACB */