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linux_dsm_epyc7002/arch/arm/mach-omap1/board-h2.c
Linus Torvalds 65a6ec0d72 Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm 
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (95 commits)
  [ARM] 4578/1: CM-x270: PCMCIA support
  [ARM] 4577/1: ITE 8152 PCI bridge support
  [ARM] 4576/1: CM-X270 machine support
  [ARM] pxa: Avoid pxa_gpio_mode() in gpio_direction_{in,out}put()
  [ARM] pxa: move pxa_set_mode() from pxa2xx_mainstone.c to mainstone.c
  [ARM] pxa: move pxa_set_mode() from pxa2xx_lubbock.c to lubbock.c
  [ARM] pxa: Make cpu_is_pxaXXX dependent on configuration symbols
  [ARM] pxa: PXA3xx base support
  [NET] smc91x: fix PXA DMA support code
  [SERIAL] Fix console initialisation ordering
  [ARM] pxa: tidy up arch/arm/mach-pxa/Makefile
  [ARM] Update arch/arm/Kconfig for drivers/Kconfig changes
  [ARM] 4600/1: fix kernel build failure with build-id-supporting binutils
  [ARM] 4599/1: Preserve ATAG list for use with kexec (2.6.23)
  [ARM] Rename consistent_sync() as dma_cache_maint()
  [ARM] 4572/1: ep93xx: add cirrus logic edb9307 support
  [ARM] 4596/1: S3C2412: Correct IRQs for SDI+CF and add decoding support
  [ARM] 4595/1: ns9xxx: define registers as void __iomem * instead of volatile u32
  [ARM] 4594/1: ns9xxx: use the new gpio functions
  [ARM] 4593/1: ns9xxx: implement generic clockevents
  ...
2007-10-15 16:08:50 -07:00

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/*
* linux/arch/arm/mach-omap1/board-h2.c
*
* Board specific inits for OMAP-1610 H2
*
* Copyright (C) 2001 RidgeRun, Inc.
* Author: Greg Lonnon <glonnon@ridgerun.com>
*
* Copyright (C) 2002 MontaVista Software, Inc.
*
* Separated FPGA interrupts from innovator1510.c and cleaned up for 2.6
* Copyright (C) 2004 Nokia Corporation by Tony Lindrgen <tony@atomide.com>
*
* H2 specific changes and cleanup
* Copyright (C) 2004 Nokia Corporation by Imre Deak <imre.deak@nokia.com>
*
* 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.
*/
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/i2c.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/partitions.h>
#include <linux/input.h>
#include <asm/hardware.h>
#include <asm/gpio.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/flash.h>
#include <asm/mach/map.h>
#include <asm/arch/tps65010.h>
#include <asm/arch/mux.h>
#include <asm/arch/tc.h>
#include <asm/arch/irda.h>
#include <asm/arch/usb.h>
#include <asm/arch/keypad.h>
#include <asm/arch/common.h>
#include <asm/arch/mcbsp.h>
#include <asm/arch/omap-alsa.h>
extern int omap_gpio_init(void);
static int h2_keymap[] = {
KEY(0, 0, KEY_LEFT),
KEY(0, 1, KEY_RIGHT),
KEY(0, 2, KEY_3),
KEY(0, 3, KEY_F10),
KEY(0, 4, KEY_F5),
KEY(0, 5, KEY_9),
KEY(1, 0, KEY_DOWN),
KEY(1, 1, KEY_UP),
KEY(1, 2, KEY_2),
KEY(1, 3, KEY_F9),
KEY(1, 4, KEY_F7),
KEY(1, 5, KEY_0),
KEY(2, 0, KEY_ENTER),
KEY(2, 1, KEY_6),
KEY(2, 2, KEY_1),
KEY(2, 3, KEY_F2),
KEY(2, 4, KEY_F6),
KEY(2, 5, KEY_HOME),
KEY(3, 0, KEY_8),
KEY(3, 1, KEY_5),
KEY(3, 2, KEY_F12),
KEY(3, 3, KEY_F3),
KEY(3, 4, KEY_F8),
KEY(3, 5, KEY_END),
KEY(4, 0, KEY_7),
KEY(4, 1, KEY_4),
KEY(4, 2, KEY_F11),
KEY(4, 3, KEY_F1),
KEY(4, 4, KEY_F4),
KEY(4, 5, KEY_ESC),
KEY(5, 0, KEY_F13),
KEY(5, 1, KEY_F14),
KEY(5, 2, KEY_F15),
KEY(5, 3, KEY_F16),
KEY(5, 4, KEY_SLEEP),
0
};
static struct mtd_partition h2_nor_partitions[] = {
/* bootloader (U-Boot, etc) in first sector */
{
.name = "bootloader",
.offset = 0,
.size = SZ_128K,
.mask_flags = MTD_WRITEABLE, /* force read-only */
},
/* bootloader params in the next sector */
{
.name = "params",
.offset = MTDPART_OFS_APPEND,
.size = SZ_128K,
.mask_flags = 0,
},
/* kernel */
{
.name = "kernel",
.offset = MTDPART_OFS_APPEND,
.size = SZ_2M,
.mask_flags = 0
},
/* file system */
{
.name = "filesystem",
.offset = MTDPART_OFS_APPEND,
.size = MTDPART_SIZ_FULL,
.mask_flags = 0
}
};
static struct flash_platform_data h2_nor_data = {
.map_name = "cfi_probe",
.width = 2,
.parts = h2_nor_partitions,
.nr_parts = ARRAY_SIZE(h2_nor_partitions),
};
static struct resource h2_nor_resource = {
/* This is on CS3, wherever it's mapped */
.flags = IORESOURCE_MEM,
};
static struct platform_device h2_nor_device = {
.name = "omapflash",
.id = 0,
.dev = {
.platform_data = &h2_nor_data,
},
.num_resources = 1,
.resource = &h2_nor_resource,
};
#if 0 /* REVISIT: Enable when nand_platform_data is applied */
static struct mtd_partition h2_nand_partitions[] = {
#if 0
/* REVISIT: enable these partitions if you make NAND BOOT
* work on your H2 (rev C or newer); published versions of
* x-load only support P2 and H3.
*/
{
.name = "xloader",
.offset = 0,
.size = 64 * 1024,
.mask_flags = MTD_WRITEABLE, /* force read-only */
},
{
.name = "bootloader",
.offset = MTDPART_OFS_APPEND,
.size = 256 * 1024,
.mask_flags = MTD_WRITEABLE, /* force read-only */
},
{
.name = "params",
.offset = MTDPART_OFS_APPEND,
.size = 192 * 1024,
},
{
.name = "kernel",
.offset = MTDPART_OFS_APPEND,
.size = 2 * SZ_1M,
},
#endif
{
.name = "filesystem",
.size = MTDPART_SIZ_FULL,
.offset = MTDPART_OFS_APPEND,
},
};
/* dip switches control NAND chip access: 8 bit, 16 bit, or neither */
static struct nand_platform_data h2_nand_data = {
.options = NAND_SAMSUNG_LP_OPTIONS,
.parts = h2_nand_partitions,
.nr_parts = ARRAY_SIZE(h2_nand_partitions),
};
static struct resource h2_nand_resource = {
.flags = IORESOURCE_MEM,
};
static struct platform_device h2_nand_device = {
.name = "omapnand",
.id = 0,
.dev = {
.platform_data = &h2_nand_data,
},
.num_resources = 1,
.resource = &h2_nand_resource,
};
#endif
static struct resource h2_smc91x_resources[] = {
[0] = {
.start = OMAP1610_ETHR_START, /* Physical */
.end = OMAP1610_ETHR_START + 0xf,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = OMAP_GPIO_IRQ(0),
.end = OMAP_GPIO_IRQ(0),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device h2_smc91x_device = {
.name = "smc91x",
.id = 0,
.num_resources = ARRAY_SIZE(h2_smc91x_resources),
.resource = h2_smc91x_resources,
};
static struct resource h2_kp_resources[] = {
[0] = {
.start = INT_KEYBOARD,
.end = INT_KEYBOARD,
.flags = IORESOURCE_IRQ,
},
};
static struct omap_kp_platform_data h2_kp_data = {
.rows = 8,
.cols = 8,
.keymap = h2_keymap,
.keymapsize = ARRAY_SIZE(h2_keymap),
.rep = 1,
.delay = 9,
.dbounce = 1,
};
static struct platform_device h2_kp_device = {
.name = "omap-keypad",
.id = -1,
.dev = {
.platform_data = &h2_kp_data,
},
.num_resources = ARRAY_SIZE(h2_kp_resources),
.resource = h2_kp_resources,
};
#define H2_IRDA_FIRSEL_GPIO_PIN 17
#if defined(CONFIG_OMAP_IR) || defined(CONFIG_OMAP_IR_MODULE)
static int h2_transceiver_mode(struct device *dev, int state)
{
if (state & IR_SIRMODE)
omap_set_gpio_dataout(H2_IRDA_FIRSEL_GPIO_PIN, 0);
else /* MIR/FIR */
omap_set_gpio_dataout(H2_IRDA_FIRSEL_GPIO_PIN, 1);
return 0;
}
#endif
static struct omap_irda_config h2_irda_data = {
.transceiver_cap = IR_SIRMODE | IR_MIRMODE | IR_FIRMODE,
.rx_channel = OMAP_DMA_UART3_RX,
.tx_channel = OMAP_DMA_UART3_TX,
.dest_start = UART3_THR,
.src_start = UART3_RHR,
.tx_trigger = 0,
.rx_trigger = 0,
};
static struct resource h2_irda_resources[] = {
[0] = {
.start = INT_UART3,
.end = INT_UART3,
.flags = IORESOURCE_IRQ,
},
};
static u64 irda_dmamask = 0xffffffff;
static struct platform_device h2_irda_device = {
.name = "omapirda",
.id = 0,
.dev = {
.platform_data = &h2_irda_data,
.dma_mask = &irda_dmamask,
},
.num_resources = ARRAY_SIZE(h2_irda_resources),
.resource = h2_irda_resources,
};
static struct platform_device h2_lcd_device = {
.name = "lcd_h2",
.id = -1,
};
static struct omap_mcbsp_reg_cfg mcbsp_regs = {
.spcr2 = FREE | FRST | GRST | XRST | XINTM(3),
.spcr1 = RINTM(3) | RRST,
.rcr2 = RPHASE | RFRLEN2(OMAP_MCBSP_WORD_8) |
RWDLEN2(OMAP_MCBSP_WORD_16) | RDATDLY(1),
.rcr1 = RFRLEN1(OMAP_MCBSP_WORD_8) | RWDLEN1(OMAP_MCBSP_WORD_16),
.xcr2 = XPHASE | XFRLEN2(OMAP_MCBSP_WORD_8) |
XWDLEN2(OMAP_MCBSP_WORD_16) | XDATDLY(1) | XFIG,
.xcr1 = XFRLEN1(OMAP_MCBSP_WORD_8) | XWDLEN1(OMAP_MCBSP_WORD_16),
.srgr1 = FWID(15),
.srgr2 = GSYNC | CLKSP | FSGM | FPER(31),
.pcr0 = CLKXM | CLKRM | FSXP | FSRP | CLKXP | CLKRP,
//.pcr0 = CLKXP | CLKRP, /* mcbsp: slave */
};
static struct omap_alsa_codec_config alsa_config = {
.name = "H2 TSC2101",
.mcbsp_regs_alsa = &mcbsp_regs,
.codec_configure_dev = NULL, // tsc2101_configure,
.codec_set_samplerate = NULL, // tsc2101_set_samplerate,
.codec_clock_setup = NULL, // tsc2101_clock_setup,
.codec_clock_on = NULL, // tsc2101_clock_on,
.codec_clock_off = NULL, // tsc2101_clock_off,
.get_default_samplerate = NULL, // tsc2101_get_default_samplerate,
};
static struct platform_device h2_mcbsp1_device = {
.name = "omap_alsa_mcbsp",
.id = 1,
.dev = {
.platform_data = &alsa_config,
},
};
static struct platform_device *h2_devices[] __initdata = {
&h2_nor_device,
//&h2_nand_device,
&h2_smc91x_device,
&h2_irda_device,
&h2_kp_device,
&h2_lcd_device,
&h2_mcbsp1_device,
};
static struct i2c_board_info __initdata h2_i2c_board_info[] = {
{
I2C_BOARD_INFO("tps65010", 0x48),
.type = "tps65010",
.irq = OMAP_GPIO_IRQ(58),
},
/* TODO when driver support is ready:
* - isp1301 OTG transceiver
* - optional ov9640 camera sensor at 0x30
* - pcf9754 for aGPS control
* - ... etc
*/
};
static void __init h2_init_smc91x(void)
{
if ((omap_request_gpio(0)) < 0) {
printk("Error requesting gpio 0 for smc91x irq\n");
return;
}
}
static void __init h2_init_irq(void)
{
omap1_init_common_hw();
omap_init_irq();
omap_gpio_init();
h2_init_smc91x();
}
static struct omap_usb_config h2_usb_config __initdata = {
/* usb1 has a Mini-AB port and external isp1301 transceiver */
.otg = 2,
#ifdef CONFIG_USB_GADGET_OMAP
.hmc_mode = 19, // 0:host(off) 1:dev|otg 2:disabled
// .hmc_mode = 21, // 0:host(off) 1:dev(loopback) 2:host(loopback)
#elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
/* needs OTG cable, or NONSTANDARD (B-to-MiniB) */
.hmc_mode = 20, // 1:dev|otg(off) 1:host 2:disabled
#endif
.pins[1] = 3,
};
static struct omap_mmc_config h2_mmc_config __initdata = {
.mmc [0] = {
.enabled = 1,
.wire4 = 1,
.wp_pin = OMAP_MPUIO(3),
.power_pin = -1, /* tps65010 gpio3 */
.switch_pin = OMAP_MPUIO(1),
},
};
static struct omap_uart_config h2_uart_config __initdata = {
.enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)),
};
static struct omap_lcd_config h2_lcd_config __initdata = {
.ctrl_name = "internal",
};
static struct omap_board_config_kernel h2_config[] __initdata = {
{ OMAP_TAG_USB, &h2_usb_config },
{ OMAP_TAG_MMC, &h2_mmc_config },
{ OMAP_TAG_UART, &h2_uart_config },
{ OMAP_TAG_LCD, &h2_lcd_config },
};
#define H2_NAND_RB_GPIO_PIN 62
static int h2_nand_dev_ready(struct nand_platform_data *data)
{
return omap_get_gpio_datain(H2_NAND_RB_GPIO_PIN);
}
static void __init h2_init(void)
{
/* Here we assume the NOR boot config: NOR on CS3 (possibly swapped
* to address 0 by a dip switch), NAND on CS2B. The NAND driver will
* notice whether a NAND chip is enabled at probe time.
*
* FIXME revC boards (and H3) support NAND-boot, with a dip switch to
* put NOR on CS2B and NAND (which on H2 may be 16bit) on CS3. Try
* detecting that in code here, to avoid probing every possible flash
* configuration...
*/
h2_nor_resource.end = h2_nor_resource.start = omap_cs3_phys();
h2_nor_resource.end += SZ_32M - 1;
#if 0 /* REVISIT: Enable when nand_platform_data is applied */
h2_nand_resource.end = h2_nand_resource.start = OMAP_CS2B_PHYS;
h2_nand_resource.end += SZ_4K - 1;
if (!(omap_request_gpio(H2_NAND_RB_GPIO_PIN)))
h2_nand_data.dev_ready = h2_nand_dev_ready;
#endif
omap_cfg_reg(L3_1610_FLASH_CS2B_OE);
omap_cfg_reg(M8_1610_FLASH_CS2B_WE);
/* MMC: card detect and WP */
// omap_cfg_reg(U19_ARMIO1); /* CD */
omap_cfg_reg(BALLOUT_V8_ARMIO3); /* WP */
/* Irda */
#if defined(CONFIG_OMAP_IR) || defined(CONFIG_OMAP_IR_MODULE)
omap_writel(omap_readl(FUNC_MUX_CTRL_A) | 7, FUNC_MUX_CTRL_A);
if (!(omap_request_gpio(H2_IRDA_FIRSEL_GPIO_PIN))) {
omap_set_gpio_direction(H2_IRDA_FIRSEL_GPIO_PIN, 0);
h2_irda_data.transceiver_mode = h2_transceiver_mode;
}
#endif
platform_add_devices(h2_devices, ARRAY_SIZE(h2_devices));
omap_board_config = h2_config;
omap_board_config_size = ARRAY_SIZE(h2_config);
omap_serial_init();
/* irq for tps65010 chip */
omap_cfg_reg(W4_GPIO58);
if (gpio_request(58, "tps65010") == 0)
gpio_direction_input(58);
i2c_register_board_info(1, h2_i2c_board_info,
ARRAY_SIZE(h2_i2c_board_info));
}
static void __init h2_map_io(void)
{
omap1_map_common_io();
}
#ifdef CONFIG_TPS65010
static int __init h2_tps_init(void)
{
if (!machine_is_omap_h2())
return 0;
/* gpio3 for SD, gpio4 for VDD_DSP */
/* FIXME send power to DSP iff it's configured */
/* Enable LOW_PWR */
tps65010_set_low_pwr(ON);
return 0;
}
fs_initcall(h2_tps_init);
#endif
MACHINE_START(OMAP_H2, "TI-H2")
/* Maintainer: Imre Deak <imre.deak@nokia.com> */
.phys_io = 0xfff00000,
.io_pg_offst = ((0xfef00000) >> 18) & 0xfffc,
.boot_params = 0x10000100,
.map_io = h2_map_io,
.init_irq = h2_init_irq,
.init_machine = h2_init,
.timer = &omap_timer,
MACHINE_END
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