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Release 4.11 arch/arm/mach-omap1/board-innovator.c

/*
 * linux/arch/arm/mach-omap1/board-innovator.c
 *
 * Board specific inits for OMAP-1510 and OMAP-1610 Innovator
 *
 * 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>
 *
 * 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/gpio.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
#include <linux/input.h>
#include <linux/smc91x.h>
#include <linux/omapfb.h>

#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>

#include <mach/mux.h>
#include "flash.h"
#include <mach/tc.h>
#include <linux/platform_data/keypad-omap.h>

#include <mach/hardware.h>
#include <mach/usb.h>

#include "iomap.h"
#include "common.h"
#include "mmc.h"

/* At OMAP1610 Innovator the Ethernet is directly connected to CS1 */

#define INNOVATOR1610_ETHR_START	0x04000300


static const unsigned int innovator_keymap[] = {
	KEY(0, 0, KEY_F1),
	KEY(3, 0, KEY_DOWN),
	KEY(1, 1, KEY_F2),
	KEY(2, 1, KEY_RIGHT),
	KEY(0, 2, KEY_F3),
	KEY(1, 2, KEY_F4),
	KEY(2, 2, KEY_UP),
	KEY(2, 3, KEY_ENTER),
	KEY(3, 3, KEY_LEFT),
};


static struct mtd_partition innovator_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
	},
	/* rest of flash1 is a file system */
	{
	      .name		= "rootfs",
	      .offset		= MTDPART_OFS_APPEND,
	      .size		= SZ_16M - SZ_2M - 2 * SZ_128K,
	      .mask_flags	= 0
	},
	/* file system */
	{
	      .name		= "filesystem",
	      .offset		= MTDPART_OFS_APPEND,
	      .size		= MTDPART_SIZ_FULL,
	      .mask_flags	= 0
	}
};


static struct physmap_flash_data innovator_flash_data = {
	.width		= 2,
	.set_vpp	= omap1_set_vpp,
	.parts		= innovator_partitions,
	.nr_parts	= ARRAY_SIZE(innovator_partitions),
};


static struct resource innovator_flash_resource = {
	.start		= OMAP_CS0_PHYS,
	.end		= OMAP_CS0_PHYS + SZ_32M - 1,
	.flags		= IORESOURCE_MEM,
};


static struct platform_device innovator_flash_device = {
	.name		= "physmap-flash",
	.id		= 0,
	.dev		= {
		.platform_data	= &innovator_flash_data,
        },
	.num_resources	= 1,
	.resource	= &innovator_flash_resource,
};


static struct resource innovator_kp_resources[] = {
	[0] = {
		.start	= INT_KEYBOARD,
		.end	= INT_KEYBOARD,
		.flags	= IORESOURCE_IRQ,
        },
};


static const struct matrix_keymap_data innovator_keymap_data = {
	.keymap		= innovator_keymap,
	.keymap_size	= ARRAY_SIZE(innovator_keymap),
};


static struct omap_kp_platform_data innovator_kp_data = {
	.rows		= 8,
	.cols		= 8,
	.keymap_data	= &innovator_keymap_data,
	.delay		= 4,
};


static struct platform_device innovator_kp_device = {
	.name		= "omap-keypad",
	.id		= -1,
	.dev		= {
		.platform_data = &innovator_kp_data,
        },
	.num_resources	= ARRAY_SIZE(innovator_kp_resources),
	.resource	= innovator_kp_resources,
};


static struct smc91x_platdata innovator_smc91x_info = {
	.flags	= SMC91X_USE_16BIT | SMC91X_NOWAIT,
	.leda	= RPC_LED_100_10,
	.ledb	= RPC_LED_TX_RX,
};

#ifdef CONFIG_ARCH_OMAP15XX

#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>


/* Only FPGA needs to be mapped here. All others are done with ioremap */

static struct map_desc innovator1510_io_desc[] __initdata = {
	{
		.virtual	= OMAP1510_FPGA_BASE,
		.pfn		= __phys_to_pfn(OMAP1510_FPGA_START),
		.length		= OMAP1510_FPGA_SIZE,
		.type		= MT_DEVICE
	}
};


static struct resource innovator1510_smc91x_resources[] = {
	[0] = {
		.start	= OMAP1510_FPGA_ETHR_START,	/* Physical */
		.end	= OMAP1510_FPGA_ETHR_START + 0xf,
		.flags	= IORESOURCE_MEM,
        },
	[1] = {
		.start	= OMAP1510_INT_ETHER,
		.end	= OMAP1510_INT_ETHER,
		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
        },
};


static struct platform_device innovator1510_smc91x_device = {
	.name		= "smc91x",
	.id		= 0,
	.dev	= {
		.platform_data	= &innovator_smc91x_info,
        },
	.num_resources	= ARRAY_SIZE(innovator1510_smc91x_resources),
	.resource	= innovator1510_smc91x_resources,
};


static struct platform_device innovator1510_lcd_device = {
	.name		= "lcd_inn1510",
	.id		= -1,
};


static struct platform_device innovator1510_spi_device = {
	.name		= "spi_inn1510",
	.id		= -1,
};


static struct platform_device *innovator1510_devices[] __initdata = {
	&innovator_flash_device,
	&innovator1510_smc91x_device,
	&innovator_kp_device,
	&innovator1510_lcd_device,
	&innovator1510_spi_device,
};


static int innovator_get_pendown_state(void) { return !(__raw_readb(OMAP1510_FPGA_TOUCHSCREEN) & (1 << 5)); }

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David Brownell2295.65%150.00%
Tony Lindgren14.35%150.00%
Total23100.00%2100.00%

static const struct ads7846_platform_data innovator1510_ts_info = { .model = 7846, .vref_delay_usecs = 100, /* internal, no capacitor */ .x_plate_ohms = 419, .y_plate_ohms = 486, .get_pendown_state = innovator_get_pendown_state, }; static struct spi_board_info __initdata innovator1510_boardinfo[] = { { /* FPGA (bus "10") CS0 has an ads7846e */ .modalias = "ads7846", .platform_data = &innovator1510_ts_info, .irq = OMAP1510_INT_FPGA_TS, .max_speed_hz = 120000 /* max sample rate at 3V */ * 26 /* command + data + overhead */, .bus_num = 10, .chip_select = 0, } }; #endif /* CONFIG_ARCH_OMAP15XX */ #ifdef CONFIG_ARCH_OMAP16XX static struct resource innovator1610_smc91x_resources[] = { [0] = { .start = INNOVATOR1610_ETHR_START, /* Physical */ .end = INNOVATOR1610_ETHR_START + 0xf, .flags = IORESOURCE_MEM, }, [1] = { .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE, }, }; static struct platform_device innovator1610_smc91x_device = { .name = "smc91x", .id = 0, .dev = { .platform_data = &innovator_smc91x_info, }, .num_resources = ARRAY_SIZE(innovator1610_smc91x_resources), .resource = innovator1610_smc91x_resources, }; static struct platform_device innovator1610_lcd_device = { .name = "inn1610_lcd", .id = -1, }; static struct platform_device *innovator1610_devices[] __initdata = { &innovator_flash_device, &innovator1610_smc91x_device, &innovator_kp_device, &innovator1610_lcd_device, }; #endif /* CONFIG_ARCH_OMAP16XX */
static void __init innovator_init_smc91x(void) { if (cpu_is_omap1510()) { __raw_writeb(__raw_readb(OMAP1510_FPGA_RST) & ~1, OMAP1510_FPGA_RST); udelay(750); } else { if (gpio_request(0, "SMC91x irq") < 0) { printk("Error requesting gpio 0 for smc91x irq\n"); return; } } }

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Tony Lindgren5394.64%266.67%
Jarkko Nikula35.36%133.33%
Total56100.00%3100.00%

#ifdef CONFIG_ARCH_OMAP15XX static struct omap_usb_config innovator1510_usb_config __initdata = { /* for bundled non-standard host and peripheral cables */ .hmc_mode = 4, .register_host = 1, .pins[1] = 6, .pins[2] = 6, /* Conflicts with UART2 */ .register_dev = 1, .pins[0] = 2, }; static struct omap_lcd_config innovator1510_lcd_config __initdata = { .ctrl_name = "internal", }; #endif #ifdef CONFIG_ARCH_OMAP16XX static struct omap_usb_config h2_usb_config __initdata = { /* usb1 has a Mini-AB port and external isp1301 transceiver */ .otg = 2, #if IS_ENABLED(CONFIG_USB_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 IS_ENABLED(CONFIG_USB_OHCI_HCD) /* NONSTANDARD CABLE NEEDED (B-to-Mini-B) */ .hmc_mode = 20, /* 1:dev|otg(off) 1:host 2:disabled */ #endif .pins[1] = 3, }; static struct omap_lcd_config innovator1610_lcd_config __initdata = { .ctrl_name = "internal", }; #endif #if IS_ENABLED(CONFIG_MMC_OMAP)
static int mmc_set_power(struct device *dev, int slot, int power_on, int vdd) { if (power_on) __raw_writeb(__raw_readb(OMAP1510_FPGA_POWER) | (1 << 3), OMAP1510_FPGA_POWER); else __raw_writeb(__raw_readb(OMAP1510_FPGA_POWER) & ~(1 << 3), OMAP1510_FPGA_POWER); return 0; }

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Tony Lindgren61100.00%2100.00%
Total61100.00%2100.00%

/* * Innovator could use the following functions tested: * - mmc_get_wp that uses OMAP_MPUIO(3) * - mmc_get_cover_state that uses FPGA F4 UIO43 */ static struct omap_mmc_platform_data mmc1_data = { .nr_slots = 1, .slots[0] = { .set_power = mmc_set_power, .wires = 4, .name = "mmcblk", }, }; static struct omap_mmc_platform_data *mmc_data[OMAP16XX_NR_MMC];
static void __init innovator_mmc_init(void) { mmc_data[0] = &mmc1_data; omap1_init_mmc(mmc_data, OMAP15XX_NR_MMC); }

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Tony Lindgren2395.83%150.00%
Aaro Koskinen14.17%150.00%
Total24100.00%2100.00%

#else
static inline void innovator_mmc_init(void) { }

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Tony Lindgren8100.00%1100.00%
Total8100.00%1100.00%

#endif
static void __init innovator_init(void) { if (cpu_is_omap1510()) omap1510_fpga_init_irq(); innovator_init_smc91x(); #ifdef CONFIG_ARCH_OMAP15XX if (cpu_is_omap1510()) { unsigned char reg; /* mux pins for uarts */ omap_cfg_reg(UART1_TX); omap_cfg_reg(UART1_RTS); omap_cfg_reg(UART2_TX); omap_cfg_reg(UART2_RTS); omap_cfg_reg(UART3_TX); omap_cfg_reg(UART3_RX); reg = __raw_readb(OMAP1510_FPGA_POWER); reg |= OMAP1510_FPGA_PCR_COM1_EN; __raw_writeb(reg, OMAP1510_FPGA_POWER); udelay(10); reg = __raw_readb(OMAP1510_FPGA_POWER); reg |= OMAP1510_FPGA_PCR_COM2_EN; __raw_writeb(reg, OMAP1510_FPGA_POWER); udelay(10); platform_add_devices(innovator1510_devices, ARRAY_SIZE(innovator1510_devices)); spi_register_board_info(innovator1510_boardinfo, ARRAY_SIZE(innovator1510_boardinfo)); } #endif #ifdef CONFIG_ARCH_OMAP16XX if (!cpu_is_omap1510()) { innovator1610_smc91x_resources[1].start = gpio_to_irq(0); innovator1610_smc91x_resources[1].end = gpio_to_irq(0); platform_add_devices(innovator1610_devices, ARRAY_SIZE(innovator1610_devices)); } #endif #ifdef CONFIG_ARCH_OMAP15XX if (cpu_is_omap1510()) { omap1_usb_init(&innovator1510_usb_config); omapfb_set_lcd_config(&innovator1510_lcd_config); } #endif #ifdef CONFIG_ARCH_OMAP16XX if (cpu_is_omap1610()) { omap1_usb_init(&h2_usb_config); omapfb_set_lcd_config(&innovator1610_lcd_config); } #endif omap_serial_init(); omap_register_i2c_bus(1, 100, NULL, 0); innovator_mmc_init(); }

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PersonTokensPropCommitsCommitProp
Tony Lindgren11346.12%960.00%
Janusz Krzysztofik7731.43%16.67%
Tarun Kanti DebBarma249.80%16.67%
Jarkko Nikula114.49%16.67%
David Brownell104.08%16.67%
Tomi Valkeinen62.45%16.67%
Felipe Balbi41.63%16.67%
Total245100.00%15100.00%

/* * REVISIT: Assume 15xx for now, we don't want to do revision check * until later on. The right way to fix this is to set up a different * machine_id for 16xx Innovator, or use device tree. */
static void __init innovator_map_io(void) { #ifdef CONFIG_ARCH_OMAP15XX omap15xx_map_io(); iotable_init(innovator1510_io_desc, ARRAY_SIZE(innovator1510_io_desc)); udelay(10); /* Delay needed for FPGA */ /* Dump the Innovator FPGA rev early - useful info for support. */ pr_debug("Innovator FPGA Rev %d.%d Board Rev %d\n", __raw_readb(OMAP1510_FPGA_REV_HIGH), __raw_readb(OMAP1510_FPGA_REV_LOW), __raw_readb(OMAP1510_FPGA_BOARD_REV)); #endif }

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Tony Lindgren54100.00%4100.00%
Total54100.00%4100.00%

MACHINE_START(OMAP_INNOVATOR, "TI-Innovator") /* Maintainer: MontaVista Software, Inc. */ .atag_offset = 0x100, .map_io = innovator_map_io, .init_early = omap1_init_early, .init_irq = omap1_init_irq, .handle_irq = omap1_handle_irq, .init_machine = innovator_init, .init_late = omap1_init_late, .init_time = omap1_timer_init, .restart = omap1_restart, MACHINE_END

Overall Contributors

PersonTokensPropCommitsCommitProp
Tony Lindgren122273.26%2446.15%
David Brownell1408.39%11.92%
Janusz Krzysztofik1146.83%23.85%
Ladislav Michl593.54%23.85%
Russell King352.10%611.54%
Tarun Kanti DebBarma241.44%11.92%
Deepak Saxena160.96%11.92%
Jarkko Nikula140.84%23.85%
Tomi Valkeinen90.54%11.92%
Paul Bolle60.36%11.92%
Komal Shah50.30%11.92%
Shawn Guo50.30%11.92%
Felipe Balbi40.24%11.92%
David Cohen40.24%11.92%
Stephen Warren20.12%11.92%
Nico Pitre20.12%11.92%
Javier Martinez Canillas20.12%11.92%
lamikr20.12%11.92%
Arnd Bergmann20.12%23.85%
Aaro Koskinen10.06%11.92%
Total1668100.00%52100.00%
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