Commit bc34b0850be0aa99a49b714ea8a495fbe9a8c273

Authored by Paul Mundt
1 parent 704bf317fd

sh: Add support for AP-SH4A-3A board.

This adds preliminary support for the alpha project AP-SH4A-3A reference
platform (SH7785 based).

Additional paltform information available at:

	http://www.apnet.co.jp/product/superh/ap-sh4a-3a.html

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

Showing 5 changed files with 286 additions and 0 deletions Side-by-side Diff

arch/sh/boards/Kconfig
... ... @@ -323,6 +323,13 @@
323 323 Compact Flash socket, two serial ports and PC-104 bus.
324 324 More information at <http://sh2000.sh-linux.org>.
325 325  
  326 +config SH_APSH4A3A
  327 + bool "AP-SH4A-3A"
  328 + select SH_ALPHA_BOARD
  329 + depends on CPU_SUBTYPE_SH7785
  330 + help
  331 + Select AP-SH4A-3A if configuring for an ALPHAPROJECT AP-SH4A-3A.
  332 +
326 333 endmenu
327 334  
328 335 source "arch/sh/boards/mach-r2d/Kconfig"
arch/sh/boards/Makefile
... ... @@ -13,4 +13,5 @@
13 13 obj-$(CONFIG_SH_POLARIS) += board-polaris.o
14 14 obj-$(CONFIG_SH_TITAN) += board-titan.o
15 15 obj-$(CONFIG_SH_SH7757LCR) += board-sh7757lcr.o
  16 +obj-$(CONFIG_SH_APSH4A3A) += board-apsh4a3a.o
arch/sh/boards/board-apsh4a3a.c
  1 +/*
  2 + * ALPHAPROJECT AP-SH4A-3A Support.
  3 + *
  4 + * Copyright (C) 2010 ALPHAPROJECT Co.,Ltd.
  5 + * Copyright (C) 2008 Yoshihiro Shimoda
  6 + * Copyright (C) 2009 Paul Mundt
  7 + *
  8 + * This file is subject to the terms and conditions of the GNU General Public
  9 + * License. See the file "COPYING" in the main directory of this archive
  10 + * for more details.
  11 + */
  12 +#include <linux/init.h>
  13 +#include <linux/platform_device.h>
  14 +#include <linux/io.h>
  15 +#include <linux/mtd/physmap.h>
  16 +#include <linux/smsc911x.h>
  17 +#include <linux/irq.h>
  18 +#include <linux/clk.h>
  19 +#include <asm/machvec.h>
  20 +#include <asm/sizes.h>
  21 +#include <asm/clock.h>
  22 +
  23 +static struct mtd_partition nor_flash_partitions[] = {
  24 + {
  25 + .name = "loader",
  26 + .offset = 0x00000000,
  27 + .size = 512 * 1024,
  28 + },
  29 + {
  30 + .name = "bootenv",
  31 + .offset = MTDPART_OFS_APPEND,
  32 + .size = 512 * 1024,
  33 + },
  34 + {
  35 + .name = "kernel",
  36 + .offset = MTDPART_OFS_APPEND,
  37 + .size = 4 * 1024 * 1024,
  38 + },
  39 + {
  40 + .name = "data",
  41 + .offset = MTDPART_OFS_APPEND,
  42 + .size = MTDPART_SIZ_FULL,
  43 + },
  44 +};
  45 +
  46 +static struct physmap_flash_data nor_flash_data = {
  47 + .width = 4,
  48 + .parts = nor_flash_partitions,
  49 + .nr_parts = ARRAY_SIZE(nor_flash_partitions),
  50 +};
  51 +
  52 +static struct resource nor_flash_resources[] = {
  53 + [0] = {
  54 + .start = 0x00000000,
  55 + .end = 0x01000000 - 1,
  56 + .flags = IORESOURCE_MEM,
  57 + }
  58 +};
  59 +
  60 +static struct platform_device nor_flash_device = {
  61 + .name = "physmap-flash",
  62 + .dev = {
  63 + .platform_data = &nor_flash_data,
  64 + },
  65 + .num_resources = ARRAY_SIZE(nor_flash_resources),
  66 + .resource = nor_flash_resources,
  67 +};
  68 +
  69 +static struct resource smsc911x_resources[] = {
  70 + [0] = {
  71 + .name = "smsc911x-memory",
  72 + .start = 0xA4000000,
  73 + .end = 0xA4000000 + SZ_256 - 1,
  74 + .flags = IORESOURCE_MEM,
  75 + },
  76 + [1] = {
  77 + .name = "smsc911x-irq",
  78 + .start = evt2irq(0x200),
  79 + .end = evt2irq(0x200),
  80 + .flags = IORESOURCE_IRQ,
  81 + },
  82 +};
  83 +
  84 +static struct smsc911x_platform_config smsc911x_config = {
  85 + .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
  86 + .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
  87 + .flags = SMSC911X_USE_16BIT,
  88 + .phy_interface = PHY_INTERFACE_MODE_MII,
  89 +};
  90 +
  91 +static struct platform_device smsc911x_device = {
  92 + .name = "smsc911x",
  93 + .id = -1,
  94 + .num_resources = ARRAY_SIZE(smsc911x_resources),
  95 + .resource = smsc911x_resources,
  96 + .dev = {
  97 + .platform_data = &smsc911x_config,
  98 + },
  99 +};
  100 +
  101 +static struct platform_device *apsh4a3a_devices[] __initdata = {
  102 + &nor_flash_device,
  103 + &smsc911x_device,
  104 +};
  105 +
  106 +static int __init apsh4a3a_devices_setup(void)
  107 +{
  108 + return platform_add_devices(apsh4a3a_devices,
  109 + ARRAY_SIZE(apsh4a3a_devices));
  110 +}
  111 +device_initcall(apsh4a3a_devices_setup);
  112 +
  113 +static int apsh4a3a_clk_init(void)
  114 +{
  115 + struct clk *clk;
  116 + int ret;
  117 +
  118 + clk = clk_get(NULL, "extal");
  119 + if (!clk || IS_ERR(clk))
  120 + return PTR_ERR(clk);
  121 + ret = clk_set_rate(clk, 33333000);
  122 + clk_put(clk);
  123 +
  124 + return ret;
  125 +}
  126 +
  127 +/* Initialize the board */
  128 +static void __init apsh4a3a_setup(char **cmdline_p)
  129 +{
  130 + printk(KERN_INFO "Alpha Project AP-SH4A-3A support:\n");
  131 +}
  132 +
  133 +static void __init apsh4a3a_init_irq(void)
  134 +{
  135 + plat_irq_setup_pins(IRQ_MODE_IRQ7654);
  136 +}
  137 +
  138 +/* Return the board specific boot mode pin configuration */
  139 +static int apsh4a3a_mode_pins(void)
  140 +{
  141 + int value = 0;
  142 +
  143 + /* These are the factory default settings of SW1 and SW2.
  144 + * If you change these dip switches then you will need to
  145 + * adjust the values below as well.
  146 + */
  147 + value &= ~MODE_PIN0; /* Clock Mode 16 */
  148 + value &= ~MODE_PIN1;
  149 + value &= ~MODE_PIN2;
  150 + value &= ~MODE_PIN3;
  151 + value |= MODE_PIN4;
  152 + value &= ~MODE_PIN5; /* 16-bit Area0 bus width */
  153 + value |= MODE_PIN6; /* Area 0 SRAM interface */
  154 + value |= MODE_PIN7;
  155 + value |= MODE_PIN8; /* Little Endian */
  156 + value |= MODE_PIN9; /* Master Mode */
  157 + value |= MODE_PIN10; /* Crystal resonator */
  158 + value |= MODE_PIN11; /* Display Unit */
  159 + value |= MODE_PIN12;
  160 + value &= ~MODE_PIN13; /* 29-bit address mode */
  161 + value |= MODE_PIN14; /* No PLL step-up */
  162 +
  163 + return value;
  164 +}
  165 +
  166 +/*
  167 + * The Machine Vector
  168 + */
  169 +static struct sh_machine_vector mv_apsh4a3a __initmv = {
  170 + .mv_name = "AP-SH4A-3A",
  171 + .mv_setup = apsh4a3a_setup,
  172 + .mv_clk_init = apsh4a3a_clk_init,
  173 + .mv_init_irq = apsh4a3a_init_irq,
  174 + .mv_mode_pins = apsh4a3a_mode_pins,
  175 +};
arch/sh/configs/apsh4a3a_defconfig
  1 +CONFIG_EXPERIMENTAL=y
  2 +CONFIG_SYSVIPC=y
  3 +CONFIG_BSD_PROCESS_ACCT=y
  4 +CONFIG_IKCONFIG=y
  5 +CONFIG_IKCONFIG_PROC=y
  6 +CONFIG_LOG_BUF_SHIFT=14
  7 +CONFIG_SYSFS_DEPRECATED=y
  8 +CONFIG_SYSFS_DEPRECATED_V2=y
  9 +CONFIG_BLK_DEV_INITRD=y
  10 +CONFIG_SLAB=y
  11 +CONFIG_PROFILING=y
  12 +CONFIG_MODULES=y
  13 +CONFIG_MODULE_UNLOAD=y
  14 +# CONFIG_BLK_DEV_BSG is not set
  15 +CONFIG_CPU_SUBTYPE_SH7785=y
  16 +CONFIG_MEMORY_START=0x0C000000
  17 +CONFIG_FLATMEM_MANUAL=y
  18 +CONFIG_SH_STORE_QUEUES=y
  19 +CONFIG_SH_APSH4A3A=y
  20 +CONFIG_HIGH_RES_TIMERS=y
  21 +CONFIG_KEXEC=y
  22 +CONFIG_PREEMPT=y
  23 +# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
  24 +CONFIG_NET=y
  25 +CONFIG_PACKET=y
  26 +CONFIG_UNIX=y
  27 +CONFIG_INET=y
  28 +CONFIG_IP_ADVANCED_ROUTER=y
  29 +CONFIG_IP_PNP=y
  30 +CONFIG_IP_PNP_DHCP=y
  31 +# CONFIG_INET_LRO is not set
  32 +# CONFIG_IPV6 is not set
  33 +# CONFIG_WIRELESS is not set
  34 +CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
  35 +# CONFIG_FW_LOADER is not set
  36 +CONFIG_MTD=y
  37 +CONFIG_MTD_CONCAT=y
  38 +CONFIG_MTD_PARTITIONS=y
  39 +CONFIG_MTD_CHAR=y
  40 +CONFIG_MTD_BLOCK=y
  41 +CONFIG_MTD_CFI=y
  42 +CONFIG_MTD_CFI_AMDSTD=y
  43 +CONFIG_MTD_PHYSMAP=y
  44 +CONFIG_BLK_DEV_RAM=y
  45 +CONFIG_BLK_DEV_RAM_SIZE=16384
  46 +CONFIG_NETDEVICES=y
  47 +CONFIG_NET_ETHERNET=y
  48 +CONFIG_SMSC911X=y
  49 +# CONFIG_NETDEV_1000 is not set
  50 +# CONFIG_NETDEV_10000 is not set
  51 +# CONFIG_WLAN is not set
  52 +# CONFIG_INPUT_MOUSEDEV is not set
  53 +# CONFIG_INPUT_KEYBOARD is not set
  54 +# CONFIG_INPUT_MOUSE is not set
  55 +# CONFIG_SERIO is not set
  56 +CONFIG_VT_HW_CONSOLE_BINDING=y
  57 +CONFIG_SERIAL_SH_SCI=y
  58 +CONFIG_SERIAL_SH_SCI_NR_UARTS=6
  59 +CONFIG_SERIAL_SH_SCI_CONSOLE=y
  60 +CONFIG_HW_RANDOM=y
  61 +# CONFIG_HWMON is not set
  62 +CONFIG_FB=y
  63 +CONFIG_FB_SH7785FB=y
  64 +CONFIG_FRAMEBUFFER_CONSOLE=y
  65 +CONFIG_FONTS=y
  66 +CONFIG_FONT_8x8=y
  67 +CONFIG_FONT_8x16=y
  68 +CONFIG_LOGO=y
  69 +# CONFIG_HID_SUPPORT is not set
  70 +# CONFIG_USB_SUPPORT is not set
  71 +CONFIG_EXT2_FS=y
  72 +CONFIG_EXT3_FS=y
  73 +# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set
  74 +CONFIG_MSDOS_FS=y
  75 +CONFIG_VFAT_FS=y
  76 +CONFIG_NTFS_FS=y
  77 +CONFIG_NTFS_RW=y
  78 +CONFIG_PROC_KCORE=y
  79 +CONFIG_TMPFS=y
  80 +CONFIG_JFFS2_FS=y
  81 +CONFIG_CRAMFS=y
  82 +CONFIG_NFS_FS=y
  83 +CONFIG_NFS_V3=y
  84 +CONFIG_NFS_V4=y
  85 +CONFIG_CIFS=y
  86 +CONFIG_NLS_DEFAULT="utf8"
  87 +CONFIG_NLS_CODEPAGE_437=y
  88 +CONFIG_NLS_CODEPAGE_932=y
  89 +CONFIG_NLS_ASCII=y
  90 +CONFIG_NLS_ISO8859_1=y
  91 +CONFIG_NLS_UTF8=y
  92 +# CONFIG_ENABLE_WARN_DEPRECATED is not set
  93 +# CONFIG_ENABLE_MUST_CHECK is not set
  94 +CONFIG_DEBUG_FS=y
  95 +CONFIG_DEBUG_KERNEL=y
  96 +# CONFIG_DEBUG_PREEMPT is not set
  97 +# CONFIG_DEBUG_BUGVERBOSE is not set
  98 +CONFIG_DEBUG_INFO=y
  99 +# CONFIG_RCU_CPU_STALL_DETECTOR is not set
  100 +# CONFIG_FTRACE is not set
  101 +# CONFIG_CRYPTO_ANSI_CPRNG is not set
  102 +# CONFIG_CRYPTO_HW is not set
arch/sh/tools/mach-types
... ... @@ -62,4 +62,5 @@
62 62 POLARIS SH_POLARIS
63 63 KFR2R09 SH_KFR2R09
64 64 ECOVEC SH_ECOVEC
  65 +APSH4A3A SH_APSH4A3A