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From ce27aac6ea9503ae4be0f65423424d92a714d9da Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Thu, 11 Aug 2011 14:09:35 +0200
Subject: [PATCH 10/73] MIPS: lantiq: add support for the EASY98000 evaluation
board
This patch adds the machine code for the EASY9800 evaluation board.
Signed-off-by: Thomas Langer <thomas.langer@lantiq.com>
Signed-off-by: John Crispin <blogic@openwrt.org>
---
arch/mips/lantiq/falcon/Kconfig | 11 +++
arch/mips/lantiq/falcon/Makefile | 1 +
arch/mips/lantiq/falcon/mach-easy98000.c | 110 ++++++++++++++++++++++++++++++
arch/mips/lantiq/machtypes.h | 5 ++
4 files changed, 127 insertions(+), 0 deletions(-)
create mode 100644 arch/mips/lantiq/falcon/Kconfig
create mode 100644 arch/mips/lantiq/falcon/mach-easy98000.c
diff --git a/arch/mips/lantiq/falcon/Kconfig b/arch/mips/lantiq/falcon/Kconfig
new file mode 100644
index 0000000..03e999d
--- /dev/null
+++ b/arch/mips/lantiq/falcon/Kconfig
@@ -0,0 +1,11 @@
+if SOC_FALCON
+
+menu "MIPS Machine"
+
+config LANTIQ_MACH_EASY98000
+ bool "Easy98000"
+ default y
+
+endmenu
+
+endif
diff --git a/arch/mips/lantiq/falcon/Makefile b/arch/mips/lantiq/falcon/Makefile
index de72209..56b22eb 100644
--- a/arch/mips/lantiq/falcon/Makefile
+++ b/arch/mips/lantiq/falcon/Makefile
@@ -1 +1,2 @@
obj-y := clk.o prom.o reset.o sysctrl.o devices.o gpio.o
+obj-$(CONFIG_LANTIQ_MACH_EASY98000) += mach-easy98000.o
diff --git a/arch/mips/lantiq/falcon/mach-easy98000.c b/arch/mips/lantiq/falcon/mach-easy98000.c
new file mode 100644
index 0000000..361b8f0
--- /dev/null
+++ b/arch/mips/lantiq/falcon/mach-easy98000.c
@@ -0,0 +1,110 @@
+/*
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ * Copyright (C) 2011 Thomas Langer <thomas.langer@lantiq.com>
+ * Copyright (C) 2011 John Crispin <blogic@openwrt.org>
+ */
+
+#include <linux/platform_device.h>
+#include <linux/mtd/partitions.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/spi_gpio.h>
+#include <linux/spi/eeprom.h>
+
+#include "../machtypes.h"
+
+#include "devices.h"
+
+static struct mtd_partition easy98000_nor_partitions[] = {
+ {
+ .name = "uboot",
+ .offset = 0x0,
+ .size = 0x40000,
+ },
+ {
+ .name = "uboot_env",
+ .offset = 0x40000,
+ .size = 0x40000, /* 2 sectors for redundant env. */
+ },
+ {
+ .name = "linux",
+ .offset = 0x80000,
+ .size = 0xF80000, /* map only 16 MiB */
+ },
+};
+
+struct physmap_flash_data easy98000_nor_flash_data = {
+ .nr_parts = ARRAY_SIZE(easy98000_nor_partitions),
+ .parts = easy98000_nor_partitions,
+};
+
+/* setup gpio based spi bus/device for access to the eeprom on the board */
+#define SPI_GPIO_MRST 102
+#define SPI_GPIO_MTSR 103
+#define SPI_GPIO_CLK 104
+#define SPI_GPIO_CS0 105
+#define SPI_GPIO_CS1 106
+#define SPI_GPIO_BUS_NUM 1
+
+static struct spi_gpio_platform_data easy98000_spi_gpio_data = {
+ .sck = SPI_GPIO_CLK,
+ .mosi = SPI_GPIO_MTSR,
+ .miso = SPI_GPIO_MRST,
+ .num_chipselect = 2,
+};
+
+static struct platform_device easy98000_spi_gpio_device = {
+ .name = "spi_gpio",
+ .id = SPI_GPIO_BUS_NUM,
+ .dev.platform_data = &easy98000_spi_gpio_data,
+};
+
+static struct spi_eeprom at25160n = {
+ .byte_len = 16 * 1024 / 8,
+ .name = "at25160n",
+ .page_size = 32,
+ .flags = EE_ADDR2,
+};
+
+static struct spi_board_info easy98000_spi_gpio_devices __initdata = {
+ .modalias = "at25",
+ .bus_num = SPI_GPIO_BUS_NUM,
+ .max_speed_hz = 1000 * 1000,
+ .mode = SPI_MODE_3,
+ .chip_select = 1,
+ .controller_data = (void *) SPI_GPIO_CS1,
+ .platform_data = &at25160n,
+};
+
+static void __init
+easy98000_init_common(void)
+{
+ spi_register_board_info(&easy98000_spi_gpio_devices, 1);
+ platform_device_register(&easy98000_spi_gpio_device);
+}
+
+static void __init
+easy98000_init(void)
+{
+ easy98000_init_common();
+ ltq_register_nor(&easy98000_nor_flash_data);
+}
+
+static void __init
+easy98000nand_init(void)
+{
+ easy98000_init_common();
+ falcon_register_nand();
+}
+
+MIPS_MACHINE(LANTIQ_MACH_EASY98000,
+ "EASY98000",
+ "EASY98000 Eval Board",
+ easy98000_init);
+
+MIPS_MACHINE(LANTIQ_MACH_EASY98000NAND,
+ "EASY98000NAND",
+ "EASY98000 Eval Board (NAND Flash)",
+ easy98000nand_init);
diff --git a/arch/mips/lantiq/machtypes.h b/arch/mips/lantiq/machtypes.h
index 7e01b8c..dfc6af7 100644
--- a/arch/mips/lantiq/machtypes.h
+++ b/arch/mips/lantiq/machtypes.h
@@ -15,6 +15,11 @@ enum lantiq_mach_type {
LTQ_MACH_GENERIC = 0,
LTQ_MACH_EASY50712, /* Danube evaluation board */
LTQ_MACH_EASY50601, /* Amazon SE evaluation board */
+
+ /* FALCON */
+ LANTIQ_MACH_EASY98000, /* Falcon Eval Board, NOR Flash */
+ LANTIQ_MACH_EASY98000SF, /* Falcon Eval Board, Serial Flash */
+ LANTIQ_MACH_EASY98000NAND, /* Falcon Eval Board, NAND Flash */
};
#endif
--
1.7.9.1
|
