at91: add Calao QIL-A9G20

Signed-off-by: Gregory Hermant <gregory.hermant@calao-systems.com>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

6 files changed, 358 insertions, 0 deletions

diff --git a/arch/arm/boards/qil-a926x/Makefile b/arch/arm/boards/qil-a926x/Makefile
new file mode 100644
index 0000000000..eb072c0161
--- /dev/null
+++ b/arch/arm/boards/qil-a926x/Makefile
@@ -0,0 +1 @@
+obj-y += init.o
diff --git a/arch/arm/boards/qil-a926x/config.h b/arch/arm/boards/qil-a926x/config.h
new file mode 100644
index 0000000000..d97181032f
--- /dev/null
+++ b/arch/arm/boards/qil-a926x/config.h
@@ -0,0 +1,6 @@
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#define AT91_MAIN_CLOCK		12000000	/* 12 MHz crystal */
+
+#endif	/* __CONFIG_H */
diff --git a/arch/arm/boards/qil-a926x/env/bin/init_board b/arch/arm/boards/qil-a926x/env/bin/init_board
new file mode 100644
index 0000000000..0a6baf722b
--- /dev/null
+++ b/arch/arm/boards/qil-a926x/env/bin/init_board
@@ -0,0 +1,49 @@
+#!/bin/sh
+
+button_name="dfu_bp"
+button_wait=5
+
+product_id=0x1234
+vendor_id=0x4321
+
+dfu_config="/dev/nand0.barebox.bb(barebox)sr,/dev/nand0.kernel.bb(kernel)r,/dev/nand0.rootfs.bb(rootfs)r"
+
+if [ $at91_udc0.vbus != 1 ]
+then
+	echo "No USB Device cable plugged, normal boot"
+	exit
+fi
+
+gpio_get_value ${dfu_button}
+if [ $? != 0 ]
+then
+	autoboot_timeout=16
+	echo "enable tty over USB Device, increase the boot delay to ${autoboot_timeout}s"
+	usbserial
+	exit
+fi
+
+echo "${button_name} pressed detected wait ${button_wait}s"
+timeout -s -a ${button_wait}
+
+if [ $at91_udc0.vbus != 1 ]
+then
+	echo "No USB Device cable plugged, normal boot"
+	exit
+fi
+
+gpio_get_value ${dfu_button}
+if [ $? != 0 ]
+then
+	echo "${button_name} released, normal boot"
+	autoboot_timeout=16
+	echo "enable tty over USB Device, increase the boot delay to ${autoboot_timeout}s"
+	usbserial
+	exit
+fi
+
+echo ""
+echo "Start DFU Mode"
+echo ""
+
+dfu ${dfu_config} -P ${product_id} -V ${vendor_id}
diff --git a/arch/arm/boards/qil-a926x/env/config b/arch/arm/boards/qil-a926x/env/config
new file mode 100644
index 0000000000..793a73f11e
--- /dev/null
+++ b/arch/arm/boards/qil-a926x/env/config
@@ -0,0 +1,40 @@
+#!/bin/sh
+
+# use 'dhcp' to do dhcp in barebox and in kernel
+# use 'none' if you want to skip kernel ip autoconfiguration
+ip=dhcp-barebox
+[ x$armlinux_architecture = x1711 ] && global.dhcp.vendor_id=barebox-qil-a9260
+[ x$armlinux_architecture = x1844 ] && global.dhcp.vendor_id=barebox-qil-a9g20
+
+# or set your networking parameters here
+#eth0.ipaddr=a.b.c.d
+#eth0.netmask=a.b.c.d
+#eth0.gateway=a.b.c.d
+#eth0.serverip=a.b.c.d
+
+# can be either 'nfs', 'tftp', 'nor' or 'nand'
+kernel_loc=nfs
+# can be either 'net', 'nor', 'nand' or 'initrd'
+rootfs_loc=net
+# can be either 'nfs', 'tftp', 'nor', 'nand' or empty
+oftree_loc=none
+
+# can be either 'jffs2' or 'ubifs'
+rootfs_type=ubifs
+rootfsimage=root.$rootfs_type
+
+kernelimage=zImage
+#kernelimage=uImage
+#kernelimage=Image
+#kernelimage=Image.lzo
+
+nand_device=atmel_nand
+nand_parts="128k(at91bootstrap),256k(barebox)ro,128k(bareboxenv),128k(bareboxenv2),128k(oftree),4M(kernel),120M(rootfs),-(data)"
+rootfs_mtdblock_nand=6
+
+autoboot_timeout=3
+
+bootargs="console=ttyS1,115200"
+
+# set a fancy prompt (if support is compiled in)
+PS1="\e[1;32mbarebox@\e[1;31m\h:\w\e[0m\n# "
diff --git a/arch/arm/boards/qil-a926x/init.c b/arch/arm/boards/qil-a926x/init.c
new file mode 100644
index 0000000000..504abc6566
--- /dev/null
+++ b/arch/arm/boards/qil-a926x/init.c
@@ -0,0 +1,240 @@
+/*
+ * Copyright (C) 2011-2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
+ *
+ * GPLv2
+ *
+ */
+
+#include <common.h>
+#include <net.h>
+#include <init.h>
+#include <environment.h>
+#include <asm/armlinux.h>
+#include <generated/mach-types.h>
+#include <partition.h>
+#include <fs.h>
+#include <fcntl.h>
+#include <io.h>
+#include <asm/hardware.h>
+#include <nand.h>
+#include <sizes.h>
+#include <linux/mtd/nand.h>
+#include <linux/clk.h>
+#include <mach/board.h>
+#include <mach/at91sam9_smc.h>
+#include <gpio.h>
+#include <led.h>
+#include <mach/io.h>
+#include <mach/at91_pmc.h>
+#include <mach/at91_rstc.h>
+
+static void qil_a9260_set_board_type(void)
+{
+	if (machine_is_qil_a9g20())
+		armlinux_set_architecture(MACH_TYPE_QIL_A9G20);
+	else
+		armlinux_set_architecture(MACH_TYPE_QIL_A9260);
+}
+
+static struct atmel_nand_data nand_pdata = {
+	.ale		= 21,
+	.cle		= 22,
+	.det_pin	= -EINVAL,
+	.rdy_pin	= AT91_PIN_PC13,
+	.enable_pin	= AT91_PIN_PC14,
+	.on_flash_bbt	= 1,
+};
+
+static struct sam9_smc_config qil_a9260_nand_smc_config = {
+	.ncs_read_setup		= 0,
+	.nrd_setup		= 1,
+	.ncs_write_setup	= 0,
+	.nwe_setup		= 1,
+
+	.ncs_read_pulse		= 3,
+	.nrd_pulse		= 3,
+	.ncs_write_pulse	= 3,
+	.nwe_pulse		= 3,
+
+	.read_cycle		= 5,
+	.write_cycle		= 5,
+
+	.mode			= AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_DBW_8,
+	.tdf_cycles		= 2,
+};
+
+static struct sam9_smc_config qil_a9g20_nand_smc_config = {
+	.ncs_read_setup		= 0,
+	.nrd_setup		= 2,
+	.ncs_write_setup	= 0,
+	.nwe_setup		= 2,
+
+	.ncs_read_pulse		= 4,
+	.nrd_pulse		= 4,
+	.ncs_write_pulse	= 4,
+	.nwe_pulse		= 4,
+
+	.read_cycle		= 7,
+	.write_cycle		= 7,
+
+	.mode			= AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_DBW_8,
+	.tdf_cycles		= 3,
+};
+
+static void qil_a9260_add_device_nand(void)
+{
+	/* configure chip-select 3 (NAND) */
+	if (machine_is_qil_a9g20())
+		sam9_smc_configure(0, 3, &qil_a9g20_nand_smc_config);
+	else
+		sam9_smc_configure(0, 3, &qil_a9260_nand_smc_config);
+
+	at91_add_device_nand(&nand_pdata);
+}
+
+#if defined(CONFIG_MCI_ATMEL)
+static struct atmel_mci_platform_data __initdata qil_a9260_mci_data = {
+	.bus_width	= 4,
+	.detect_pin     = -EINVAL,
+	.wp_pin         = -EINVAL,
+};
+
+static void qil_a9260_add_device_mci(void)
+{
+	at91_add_device_mci(0, &qil_a9260_mci_data);
+}
+#else
+static void qil_a9260_add_device_mci(void) {}
+#endif
+
+#ifdef CONFIG_CALAO_MB_QIL_A9260
+static struct macb_platform_data macb_pdata = {
+	.phy_interface	= PHY_INTERFACE_MODE_RMII,
+	.phy_addr	= -1,
+};
+
+static void qil_a9260_phy_reset(void)
+{
+	unsigned long rstc;
+	struct clk *clk = clk_get(NULL, "macb_clk");
+
+	clk_enable(clk);
+
+	at91_set_gpio_input(AT91_PIN_PA14, 0);
+	at91_set_gpio_input(AT91_PIN_PA15, 0);
+	at91_set_gpio_input(AT91_PIN_PA17, 0);
+	at91_set_gpio_input(AT91_PIN_PA25, 0);
+	at91_set_gpio_input(AT91_PIN_PA26, 0);
+	at91_set_gpio_input(AT91_PIN_PA28, 0);
+
+	rstc = at91_sys_read(AT91_RSTC_MR) & AT91_RSTC_ERSTL;
+
+	/* Need to reset PHY -> 500ms reset */
+	at91_sys_write(AT91_RSTC_MR, AT91_RSTC_KEY |
+				     (AT91_RSTC_ERSTL & (0x0d << 8)) |
+				     AT91_RSTC_URSTEN);
+
+	at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_EXTRST);
+
+	/* Wait for end hardware reset */
+	while (!(at91_sys_read(AT91_RSTC_SR) & AT91_RSTC_NRSTL));
+
+	/* Restore NRST value */
+	at91_sys_write(AT91_RSTC_MR, AT91_RSTC_KEY |
+				     (rstc) |
+				     AT91_RSTC_URSTEN);
+}
+
+/*
+ * USB Device port
+ */
+static struct at91_udc_data __initdata ek_udc_data = {
+	.vbus_pin	= AT91_PIN_PC5,
+	.pullup_pin	= -EINVAL,		/* pull-up driven by UDC */
+};
+
+static void __init qil_a9260_add_device_mb(void)
+{
+	qil_a9260_phy_reset();
+	at91_add_device_eth(0, &macb_pdata);
+	at91_add_device_udc(&ek_udc_data);
+}
+#else
+static void __init qil_a9260_add_device_mb(void)
+{
+}
+#endif
+
+struct gpio_led led = {
+	.gpio = AT91_PIN_PB21,
+	.led = {
+		.name = "user_led",
+	},
+};
+
+static void __init ek_add_led(void)
+{
+	at91_set_gpio_output(led.gpio, led.active_low);
+	led_gpio_register(&led);
+}
+
+static int qil_a9260_mem_init(void)
+{
+	at91_add_device_sdram(0);
+
+	return 0;
+}
+mem_initcall(qil_a9260_mem_init);
+
+static void __init ek_add_device_button(void)
+{
+	at91_set_GPIO_periph(AT91_PIN_PB10, 1);	/* user push button, pull up enabled */
+	at91_set_deglitch(AT91_PIN_PB10, 1);
+
+	export_env_ull("dfu_button", AT91_PIN_PB10);
+}
+
+static int qil_a9260_devices_init(void)
+{
+	qil_a9260_add_device_nand();
+	qil_a9260_add_device_mci();
+	ek_add_led();
+	ek_add_device_button();
+	qil_a9260_add_device_mb();
+
+	armlinux_set_bootparams((void *)(AT91_CHIPSELECT_1 + 0x100));
+	qil_a9260_set_board_type();
+
+	devfs_add_partition("nand0", 0x00000, SZ_128K, DEVFS_PARTITION_FIXED, "at91bootstrap_raw");
+	dev_add_bb_dev("at91bootstrap_raw", "at91bootstrap");
+	devfs_add_partition("nand0", SZ_128K, SZ_256K, DEVFS_PARTITION_FIXED, "self_raw");
+	dev_add_bb_dev("self_raw", "self0");
+	devfs_add_partition("nand0", SZ_256K + SZ_128K, SZ_128K, DEVFS_PARTITION_FIXED, "env_raw");
+	dev_add_bb_dev("env_raw", "env0");
+	devfs_add_partition("nand0", SZ_512K, SZ_128K, DEVFS_PARTITION_FIXED, "env_raw1");
+	dev_add_bb_dev("env_raw1", "env1");
+
+	return 0;
+}
+device_initcall(qil_a9260_devices_init);
+
+#ifdef CONFIG_CALAO_MB_QIL_A9260
+static int qil_a9260_console_init(void)
+{
+	at91_register_uart(0, 0);
+	at91_set_A_periph(AT91_PIN_PB14, 1);    /* Enable pull-up on DRXD */
+
+	at91_register_uart(1, ATMEL_UART_CTS | ATMEL_UART_RTS
+			   | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
+			   | ATMEL_UART_RI);
+
+	at91_register_uart(2, ATMEL_UART_CTS | ATMEL_UART_RTS);
+	at91_set_A_periph(AT91_PIN_PB7, 1);	/* Enable pull-up on RXD1 */
+
+	at91_register_uart(3, ATMEL_UART_CTS | ATMEL_UART_RTS);
+	at91_set_A_periph(AT91_PIN_PB9, 1);	/* Enable pull-up on RXD2 */
+
+	return 0;
+}
+console_initcall(qil_a9260_console_init);
+#endif
diff --git a/arch/arm/boards/qil-a926x/qil-a9260.dox b/arch/arm/boards/qil-a926x/qil-a9260.dox
new file mode 100644
index 0000000000..da5c197b34
--- /dev/null
+++ b/arch/arm/boards/qil-a926x/qil-a9260.dox
@@ -0,0 +1,22 @@
+/**
+@page qil-a9260 Calao-systems QIL-A9260
+
+@section qil-a9260 The CPU module
+
+http://www.calao-systems.com
+
+This CPU module is based on an Atmel AT91SAM9260 CPU. The card is shipped with:
+
+- 64MiB or 128MiB SDRAM (3.3V)
+- 256MiB NAND type Flash Memory (3.3V)
+- 64Kib SPI EEPROM
+- RMII 10/100 ethernet PHY
+- Real Time Clock
+- micro SD socket
+
+@section mob-qil-a9xxx Supported development board
+
+Supported development board is:
+- MOB-QIL-A9xxx
+
+*/