[PATCH 2/2] pxa/income: Add Income SBC support

[marek.vasut@gmail.com (Marek Vasut)]

This is support for custom design based on Toradex Colibri PXA270 CPU card.
Initial patch was by Pavel Revak.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
---
 MAINTAINERS                             |    7 +
 arch/arm/mach-pxa/Kconfig               |    6 +
 arch/arm/mach-pxa/Makefile              |    1 +
 arch/arm/mach-pxa/include/mach/income.h |   25 ++
 arch/arm/mach-pxa/income.c              |  427 +++++++++++++++++++++++++++++++
 5 files changed, 466 insertions(+), 0 deletions(-)
 create mode 100644 arch/arm/mach-pxa/include/mach/income.h
 create mode 100644 arch/arm/mach-pxa/income.c

diff --git a/MAINTAINERS b/MAINTAINERS
index bed6757..684e337 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -696,6 +696,13 @@ T:	git git://git.kernel.org/pub/scm/linux/kernel/git/kristoffer/linux-hpc.git
 F:	arch/arm/mach-sa1100/jornada720.c
 F:	arch/arm/mach-sa1100/include/mach/jornada720.h
 
+ARM/INCOME PXA270 SUPPORT
+M:	Marek Vasut <marek.vasut@gmail.com>
+L:	linux-arm-kernel at lists.infradead.org (moderated for non-subscribers)
+S:	Maintained
+F:	arch/arm/mach-pxa/income.c
+F:	arch/arm/mach-pxa/include/mach-pxa/income.h
+
 ARM/INTEL IOP32X ARM ARCHITECTURE
 M:	Lennert Buytenhek <kernel@wantstofly.org>
 M:	Dan Williams <dan.j.williams@intel.com>
diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig
index ded9d64..5ab648b 100644
--- a/arch/arm/mach-pxa/Kconfig
+++ b/arch/arm/mach-pxa/Kconfig
@@ -274,6 +274,12 @@ config MACH_HIMALAYA
 	bool "HTC Himalaya Support"
 	select CPU_PXA26x
 
+config MACH_INCOME
+	bool "Income s.r.o. PXA270 SBC"
+	select PXA27x
+	select HAVE_PWM
+	select PXA_HAVE_BOARD_IRQS
+
 config MACH_MAGICIAN
 	bool "Enable HTC Magician Support"
 	select PXA27x
diff --git a/arch/arm/mach-pxa/Makefile b/arch/arm/mach-pxa/Makefile
index b8f1f4b..52d5c4c 100644
--- a/arch/arm/mach-pxa/Makefile
+++ b/arch/arm/mach-pxa/Makefile
@@ -94,6 +94,7 @@ obj-$(CONFIG_MACH_RAUMFELD_RC)		+= raumfeld.o
 obj-$(CONFIG_MACH_RAUMFELD_CONNECTOR)	+= raumfeld.o
 obj-$(CONFIG_MACH_RAUMFELD_SPEAKER)	+= raumfeld.o
 obj-$(CONFIG_MACH_ZIPIT2)	+= z2.o
+obj-$(CONFIG_MACH_INCOME)	+= income.o
 
 # Support for blinky lights
 led-y := leds.o
diff --git a/arch/arm/mach-pxa/include/mach/income.h b/arch/arm/mach-pxa/include/mach/income.h
new file mode 100644
index 0000000..5c8d677
--- /dev/null
+++ b/arch/arm/mach-pxa/include/mach/income.h
@@ -0,0 +1,25 @@
+/*
+ * GPIOs and interrupts for Income s.r.o. PXA270 SBC
+ *
+ * Copyright (C) 2010
+ * Marek Vasut <marek.vasut@gmail.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.
+ *
+ */
+
+#ifndef _INCLUDE_INCOME_H_
+#define _INCLUDE_INCOME_H_
+
+/* GPIO definitions for Income s.r.o. PXA270 SBC */
+#define GPIO114_INCOME_ETH_IRQ	114
+#define GPIO0_INCOME_SD_DETECT	0
+#define GPIO0_INCOME_SD_RO	1
+#define GPIO54_INCOME_LED_A	54
+#define GPIO55_INCOME_LED_B	55
+#define GPIO113_INCOME_TS_IRQ	113
+
+#endif /* _INCLUDE_INCOME_H_ */
+
diff --git a/arch/arm/mach-pxa/income.c b/arch/arm/mach-pxa/income.c
new file mode 100644
index 0000000..764ccc5
--- /dev/null
+++ b/arch/arm/mach-pxa/income.c
@@ -0,0 +1,427 @@
+/*
+ * linux/arch/arm/mach-pxa/income.c
+ *
+ * Support for Income s.r.o. SH-Dmaster PXA270 SBC
+ *
+ * Copyright (C) 2010
+ * Marek Vasut <marek.vasut@gmail.com>
+ * Pavel Revak <palo@bielyvlk.sk>
+ *
+ * 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/bitops.h>
+#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/ioport.h>
+#include <linux/kernel.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+#include <linux/platform_device.h>
+#include <linux/pwm_backlight.h>
+#include <linux/sysdev.h>
+#include <linux/ucb1400.h>
+#include <asm/irq.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/flash.h>
+#include <asm/mach/irq.h>
+#include <asm/mach/map.h>
+#include <asm/mach-types.h>
+#include <asm/sizes.h>
+
+#include <mach/audio.h>
+#include <mach/hardware.h>
+#include <mach/income.h>
+#include <mach/mmc.h>
+#include <mach/ohci.h>
+#include <mach/pxa27x.h>
+#include <mach/pxa27x-udc.h>
+#include <mach/pxafb.h>
+
+#include <plat/i2c.h>
+
+#include "generic.h"
+#include "devices.h"
+
+/******************************************************************************
+ * Pin configuration
+ ******************************************************************************/
+static mfp_cfg_t income_pin_config[] __initdata = {
+	/* Ethernet */
+	GPIO78_nCS_2,	/* Ethernet CS */
+	GPIO114_GPIO,	/* Ethernet IRQ */
+
+	/* MMC */
+	GPIO32_MMC_CLK,
+	GPIO92_MMC_DAT_0,
+	GPIO109_MMC_DAT_1,
+	GPIO110_MMC_DAT_2,
+	GPIO111_MMC_DAT_3,
+	GPIO112_MMC_CMD,
+	GPIO0_GPIO,	/* SD detect */
+	GPIO1_GPIO,	/* SD read-only */
+
+	/* FFUART */
+	GPIO39_FFUART_TXD,
+	GPIO34_FFUART_RXD,
+
+	/* BFUART */
+	GPIO42_BTUART_RXD,
+	GPIO43_BTUART_TXD,
+	GPIO45_BTUART_RTS,
+
+	/* STUART */
+	GPIO46_STUART_RXD,
+	GPIO47_STUART_TXD,
+
+	/* UHC */
+	GPIO88_USBH1_PWR,
+	GPIO89_USBH1_PEN,
+
+	/* LCD */
+	GPIOxx_LCD_TFT_16BPP,
+
+	/* PWM */
+	GPIO16_PWM0_OUT,
+
+	/* I2C */
+	GPIO117_I2C_SCL,
+	GPIO118_I2C_SDA,
+
+	/* LED */
+	GPIO54_GPIO,	/* LED A */
+	GPIO55_GPIO,	/* LED B */
+
+	/* AC97 */
+	GPIO28_AC97_BITCLK,
+	GPIO29_AC97_SDATA_IN_0,
+	GPIO30_AC97_SDATA_OUT,
+	GPIO31_AC97_SYNC,
+	GPIO95_AC97_nRESET,
+	GPIO98_AC97_SYSCLK,
+	GPIO113_GPIO,	/* Touchscreen IRQ */
+};
+
+/******************************************************************************
+ * NOR Flash
+ ******************************************************************************/
+#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
+static struct mtd_partition income_partitions[] = {
+	{
+		.name =		"Bootloader",
+		.offset =	0x00000000,
+		.size =		0x00040000,
+		.mask_flags =	MTD_WRITEABLE	/* force read-only */
+	}, {
+		.name =		"Environment",
+		.offset =	0x00040000,
+		.size =		0x00080000,
+		.mask_flags =	MTD_WRITEABLE	/* force read-only */
+	}, {
+		.name =		"Kernel",
+		.offset =	0x00080000,
+		.size =		0x00400000,
+		.mask_flags =	0
+	}, {
+		.name =		"Rootfs",
+		.offset =	0x00440000,
+		.size =		MTDPART_SIZ_FULL,
+		.mask_flags =	0
+	}
+};
+
+static struct physmap_flash_data income_flash_data[] = {
+	{
+		.width		= 4,			/* bankwidth in bytes */
+		.parts		= income_partitions,
+		.nr_parts	= ARRAY_SIZE(income_partitions)
+	}
+};
+
+static struct resource income_flash_resource = {
+	.start	= PXA_CS0_PHYS,
+	.end	= PXA_CS0_PHYS + SZ_32M - 1,
+	.flags	= IORESOURCE_MEM,
+};
+
+static struct platform_device income_flash_device = {
+	.name	= "physmap-flash",
+	.id	= 0,
+	.dev 	= {
+		.platform_data = income_flash_data,
+	},
+	.resource = &income_flash_resource,
+	.num_resources = 1,
+};
+
+static void __init income_nor_init(void)
+{
+	platform_device_register(&income_flash);
+}
+#else
+static inline void income_nor_init(void) {}
+#endif
+
+/******************************************************************************
+ * Ethernet
+ ******************************************************************************/
+#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
+static struct resource income_dm9000_resources[] = {
+	[0] = {
+		.start	= PXA_CS2_PHYS,
+		.end	= PXA_CS2_PHYS + 3,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= PXA_CS2_PHYS + 4,
+		.end	= PXA_CS2_PHYS + 4 + 500,
+		.flags	= IORESOURCE_MEM,
+	},
+	[2] = {
+		.start	= gpio_to_irq(GPIO114_INCOME_ETH_IRQ),
+		.end	= gpio_to_irq(GPIO114_INCOME_ETH_IRQ),
+		.flags	= IORESOURCE_IRQ | IRQF_TRIGGER_RISING,
+	},
+};
+
+static struct platform_device income_dm9000_device = {
+	.name		= "dm9000",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(income_dm9000_resources),
+	.resource	= income_dm9000_resources,
+};
+
+static void __init income_eth_init(void)
+{
+	platform_device_register(&income_dm9000_device);
+}
+#else
+static inline void income_eth_init(void) {}
+#endif
+
+/******************************************************************************
+ * SD/MMC card controller
+ ******************************************************************************/
+#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
+static struct pxamci_platform_data income_mci_platform_data = {
+	.ocr_mask		= MMC_VDD_32_33 | MMC_VDD_33_34,
+	.gpio_power		= -1,
+	.gpio_card_detect	= GPIO0_INCOME_SD_DETECT,
+	.gpio_card_ro		= GPIO0_INCOME_SD_RO,
+	.detect_delay_ms	= 200,
+};
+
+static void __init income_mmc_init(void)
+{
+	pxa_set_mci_info(&income_mci_platform_data);
+}
+#else
+static inline void income_mmc_init(void) {}
+#endif
+
+/******************************************************************************
+ * USB Host
+ ******************************************************************************/
+#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
+static struct pxaohci_platform_data income_ohci_info = {
+	.port_mode	= PMM_PERPORT_MODE,
+	.flags		= ENABLE_PORT1 | POWER_CONTROL_LOW | POWER_SENSE_LOW,
+};
+
+static void __init income_uhc_init(void)
+{
+	pxa_set_ohci_info(&income_ohci_info);
+}
+#else
+static inline void income_uhc_init(void) {}
+#endif
+
+/******************************************************************************
+ * LED
+ ******************************************************************************/
+#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
+struct gpio_led income_gpio_leds[] = {
+	{
+		.name			= "income:green:leda",
+		.default_trigger	= "none",
+		.gpio			= GPIO54_INCOME_LED_A,
+		.active_low		= 1,
+	},
+	{
+		.name			= "income:green:ledb",
+		.default_trigger	= "none",
+		.gpio			= GPIO55_INCOME_LED_B,
+		.active_low		= 1,
+	}
+};
+
+static struct gpio_led_platform_data income_gpio_led_info = {
+	.leds		= income_gpio_leds,
+	.num_leds	= ARRAY_SIZE(income_gpio_leds),
+};
+
+static struct platform_device income_leds = {
+	.name	= "leds-gpio",
+	.id	= -1,
+	.dev	= {
+		.platform_data	= &income_gpio_led_info,
+	}
+};
+
+static void __init income_led_init(void)
+{
+	platform_device_register(&income_leds);
+}
+#else
+static inline void income_led_init(void) {}
+#endif
+
+/******************************************************************************
+ * Audio and Touchscreen
+ ******************************************************************************/
+#if	defined(CONFIG_TOUCHSCREEN_UCB1400) || \
+	defined(CONFIG_TOUCHSCREEN_UCB1400_MODULE)
+static pxa2xx_audio_ops_t income_ac97_pdata = {
+	.reset_gpio	= 95,
+};
+
+static struct ucb1400_pdata income_ucb1400_pdata = {
+	.irq		= gpio_to_irq(GPIO113_INCOME_TS_IRQ),
+};
+
+static struct platform_device income_ucb1400_device = {
+	.name		= "ucb1400_core",
+	.id		= -1,
+	.dev		= {
+		.platform_data = &income_ucb1400_pdata,
+	},
+};
+
+static void __init income_tsc_init(void)
+{
+	pxa_set_ac97_info(&income_ac97_pdata);
+	platform_device_register(&income_ucb1400_device);
+}
+#else
+static inline void income_tsc_init(void) {}
+#endif
+
+/******************************************************************************
+ * I2C
+ ******************************************************************************/
+#if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
+static struct i2c_board_info __initdata income_i2c_devs[] = {
+	{
+		I2C_BOARD_INFO("ds1340", 0x68),
+	}, {
+		I2C_BOARD_INFO("lm75", 0x4f),
+	},
+};
+
+static void __init income_i2c_init(void)
+{
+	pxa_set_i2c_info(NULL);
+	pxa27x_set_i2c_power_info(NULL);
+	i2c_register_board_info(0, ARRAY_AND_SIZE(income_i2c_devs));
+}
+#else
+static inline void income_i2c_init(void) {}
+#endif
+
+/******************************************************************************
+ * Framebuffer
+ ******************************************************************************/
+#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
+static struct pxafb_mode_info income_lcd_modes[] = {
+{
+	.pixclock	= 144700,
+	.xres		= 320,
+	.yres		= 240,
+	.bpp		= 32,
+	.depth		= 18,
+
+	.left_margin	= 10,
+	.right_margin	= 10,
+	.upper_margin	= 7,
+	.lower_margin	= 8,
+
+	.hsync_len	= 20,
+	.vsync_len	= 2,
+
+	.sync		= FB_SYNC_VERT_HIGH_ACT,
+},
+};
+
+static struct pxafb_mach_info income_lcd_screen = {
+	.modes		= income_lcd_modes,
+	.num_modes	= ARRAY_SIZE(income_lcd_modes),
+	.lcd_conn	= LCD_COLOR_TFT_18BPP | LCD_PCLK_EDGE_FALL,
+};
+
+static void __init income_lcd_init(void)
+{
+	set_pxa_fb_info(&income_lcd_screen);
+}
+#else
+static inline void income_lcd_init(void) {}
+#endif
+
+/******************************************************************************
+ * Backlight
+ ******************************************************************************/
+#if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM__MODULE)
+static struct platform_pwm_backlight_data income_backlight_data = {
+	.pwm_id		= 0,
+	.max_brightness	= 0x3ff,
+	.dft_brightness	= 0x1ff,
+	.pwm_period_ns	= 1000000,
+};
+
+static struct platform_device income_backlight = {
+	.name	= "pwm-backlight",
+	.dev	= {
+		.parent		= &pxa27x_device_pwm0.dev,
+		.platform_data	= &income_backlight_data,
+	},
+};
+
+static void __init income_pwm_init(void)
+{
+	platform_device_register(&income_backlight);
+}
+#else
+static inline void income_pwm_init(void) {}
+#endif
+
+static void __init income_init(void)
+{
+	pxa2xx_mfp_config(ARRAY_AND_SIZE(income_pin_config));
+	pxa_set_ffuart_info(NULL);
+	pxa_set_btuart_info(NULL);
+	pxa_set_stuart_info(NULL);
+
+	income_nor_init();
+	income_eth_init();
+	income_mmc_init();
+	income_uhc_init();
+	income_led_init();
+	income_tsc_init();
+	income_i2c_init();
+	income_lcd_init();
+	income_pwm_init();
+}
+
+MACHINE_START(INCOME, "Income s.r.o. SH-Dmaster PXA270 SBC")
+	.phys_io	= 0x40000000,
+	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
+	.boot_params	= 0xa0000100,
+	.init_machine	= income_init,
+	.map_io		= pxa_map_io,
+	.init_irq	= pxa27x_init_irq,
+	.timer		= &pxa_timer,
+MACHINE_END
-- 
1.7.0