diff options
Diffstat (limited to 'arch/arm/mach-pxa/cm-x2xx.c')
| -rw-r--r-- | arch/arm/mach-pxa/cm-x2xx.c | 334 |
1 files changed, 4 insertions, 330 deletions
diff --git a/arch/arm/mach-pxa/cm-x2xx.c b/arch/arm/mach-pxa/cm-x2xx.c index cc79005b179..cb16eb5bac8 100644 --- a/arch/arm/mach-pxa/cm-x2xx.c +++ b/arch/arm/mach-pxa/cm-x2xx.c @@ -1,7 +1,7 @@ /* * linux/arch/arm/mach-pxa/cm-x2xx.c * - * Copyright (C) 2007, 2008 CompuLab, Ltd. + * Copyright (C) 2008 CompuLab, Ltd. * Mike Rapoport <mike@compulab.co.il> * * This program is free software; you can redistribute it and/or modify @@ -15,8 +15,6 @@ #include <linux/gpio.h> #include <linux/dm9000.h> -#include <linux/rtc-v3020.h> -#include <video/mbxfb.h> #include <linux/leds.h> #include <asm/mach/arch.h> @@ -28,20 +26,19 @@ #include <mach/pxa-regs.h> #include <mach/audio.h> #include <mach/pxafb.h> -#include <mach/ohci.h> -#include <mach/mmc.h> -#include <mach/bitfield.h> #include <asm/hardware/it8152.h> #include "generic.h" #include "cm-x2xx-pci.h" +extern void cmx270_init(void); + /* virtual addresses for statically mapped regions */ #define CMX2XX_VIRT_BASE (0xe8000000) #define CMX2XX_IT8152_VIRT (CMX2XX_VIRT_BASE) -#define RTC_PHYS_BASE (PXA_CS1_PHYS + (5 << 22)) +/* physical address if local-bus attached devices */ #define CMX270_DM9000_PHYS_BASE (PXA_CS1_PHYS + (6 << 22)) /* leds */ @@ -51,114 +48,8 @@ /* GPIO IRQ usage */ #define GPIO10_ETHIRQ (10) #define CMX270_GPIO_IT8152_IRQ (22) -#define GPIO83_MMC_IRQ (83) -#define GPIO95_GFXIRQ (95) #define CMX270_ETHIRQ IRQ_GPIO(GPIO10_ETHIRQ) -#define CMX270_MMC_IRQ IRQ_GPIO(GPIO83_MMC_IRQ) -#define CMX270_GFXIRQ IRQ_GPIO(GPIO95_GFXIRQ) - -/* MMC power enable */ -#define GPIO105_MMC_POWER (105) - -static unsigned long cmx270_pin_config[] = { - /* AC'97 */ - GPIO28_AC97_BITCLK, - GPIO29_AC97_SDATA_IN_0, - GPIO30_AC97_SDATA_OUT, - GPIO31_AC97_SYNC, - GPIO98_AC97_SYSCLK, - GPIO113_AC97_nRESET, - - /* BTUART */ - GPIO42_BTUART_RXD, - GPIO43_BTUART_TXD, - GPIO44_BTUART_CTS, - GPIO45_BTUART_RTS, - - /* STUART */ - GPIO46_STUART_RXD, - GPIO47_STUART_TXD, - - /* MCI controller */ - GPIO32_MMC_CLK, - GPIO112_MMC_CMD, - GPIO92_MMC_DAT_0, - GPIO109_MMC_DAT_1, - GPIO110_MMC_DAT_2, - GPIO111_MMC_DAT_3, - - /* LCD */ - GPIO58_LCD_LDD_0, - GPIO59_LCD_LDD_1, - GPIO60_LCD_LDD_2, - GPIO61_LCD_LDD_3, - GPIO62_LCD_LDD_4, - GPIO63_LCD_LDD_5, - GPIO64_LCD_LDD_6, - GPIO65_LCD_LDD_7, - GPIO66_LCD_LDD_8, - GPIO67_LCD_LDD_9, - GPIO68_LCD_LDD_10, - GPIO69_LCD_LDD_11, - GPIO70_LCD_LDD_12, - GPIO71_LCD_LDD_13, - GPIO72_LCD_LDD_14, - GPIO73_LCD_LDD_15, - GPIO74_LCD_FCLK, - GPIO75_LCD_LCLK, - GPIO76_LCD_PCLK, - GPIO77_LCD_BIAS, - - /* I2C */ - GPIO117_I2C_SCL, - GPIO118_I2C_SDA, - - /* SSP1 */ - GPIO23_SSP1_SCLK, - GPIO24_SSP1_SFRM, - GPIO25_SSP1_TXD, - GPIO26_SSP1_RXD, - - /* SSP2 */ - GPIO19_SSP2_SCLK, - GPIO14_SSP2_SFRM, - GPIO87_SSP2_TXD, - GPIO88_SSP2_RXD, - - /* PC Card */ - GPIO48_nPOE, - GPIO49_nPWE, - GPIO50_nPIOR, - GPIO51_nPIOW, - GPIO85_nPCE_1, - GPIO54_nPCE_2, - GPIO55_nPREG, - GPIO56_nPWAIT, - GPIO57_nIOIS16, - - /* SDRAM and local bus */ - GPIO15_nCS_1, - GPIO78_nCS_2, - GPIO79_nCS_3, - GPIO80_nCS_4, - GPIO33_nCS_5, - GPIO49_nPWE, - GPIO18_RDY, - - /* GPIO */ - GPIO0_GPIO | WAKEUP_ON_EDGE_BOTH, - GPIO105_GPIO | MFP_LPM_DRIVE_HIGH, /* MMC/SD power */ - GPIO53_GPIO, /* PC card reset */ - - /* NAND controls */ - GPIO11_GPIO | MFP_LPM_DRIVE_HIGH, /* NAND CE# */ - GPIO89_GPIO, /* NAND Ready/Busy */ - - /* interrupts */ - GPIO10_GPIO, /* DM9000 interrupt */ - GPIO83_GPIO, /* MMC card detect */ -}; #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE) static struct resource cmx270_dm9000_resource[] = { @@ -216,38 +107,6 @@ static void __init cmx2xx_init_touchscreen(void) static inline void cmx2xx_init_touchscreen(void) {} #endif -/* V3020 RTC */ -#if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE) -static struct resource cmx270_v3020_resource[] = { - [0] = { - .start = RTC_PHYS_BASE, - .end = RTC_PHYS_BASE + 4, - .flags = IORESOURCE_MEM, - }, -}; - -struct v3020_platform_data cmx270_v3020_pdata = { - .leftshift = 16, -}; - -static struct platform_device cmx270_rtc_device = { - .name = "v3020", - .num_resources = ARRAY_SIZE(cmx270_v3020_resource), - .resource = cmx270_v3020_resource, - .id = -1, - .dev = { - .platform_data = &cmx270_v3020_pdata, - } -}; - -static void __init cmx270_init_rtc(void) -{ - platform_device_register(&cmx270_rtc_device); -} -#else -static inline void cmx2xx_init_rtc(void) {} -#endif - /* CM-X270 LEDs */ #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE) static struct gpio_led cmx2xx_leds[] = { @@ -286,96 +145,6 @@ static void __init cmx2xx_init_leds(void) static inline void cmx2xx_init_leds(void) {} #endif -/* 2700G graphics */ -#if defined(CONFIG_FB_MBX) || defined(CONFIG_FB_MBX_MODULE) -static u64 fb_dma_mask = ~(u64)0; - -static struct resource cmx270_2700G_resource[] = { - /* frame buffer memory including ODFB and External SDRAM */ - [0] = { - .start = PXA_CS2_PHYS, - .end = PXA_CS2_PHYS + 0x01ffffff, - .flags = IORESOURCE_MEM, - }, - /* Marathon registers */ - [1] = { - .start = PXA_CS2_PHYS + 0x03fe0000, - .end = PXA_CS2_PHYS + 0x03ffffff, - .flags = IORESOURCE_MEM, - }, -}; - -static unsigned long save_lcd_regs[10]; - -static int cmx270_marathon_probe(struct fb_info *fb) -{ - /* save PXA-270 pin settings before enabling 2700G */ - save_lcd_regs[0] = GPDR1; - save_lcd_regs[1] = GPDR2; - save_lcd_regs[2] = GAFR1_U; - save_lcd_regs[3] = GAFR2_L; - save_lcd_regs[4] = GAFR2_U; - - /* Disable PXA-270 on-chip controller driving pins */ - GPDR1 &= ~(0xfc000000); - GPDR2 &= ~(0x00c03fff); - GAFR1_U &= ~(0xfff00000); - GAFR2_L &= ~(0x0fffffff); - GAFR2_U &= ~(0x0000f000); - return 0; -} - -static int cmx270_marathon_remove(struct fb_info *fb) -{ - GPDR1 = save_lcd_regs[0]; - GPDR2 = save_lcd_regs[1]; - GAFR1_U = save_lcd_regs[2]; - GAFR2_L = save_lcd_regs[3]; - GAFR2_U = save_lcd_regs[4]; - return 0; -} - -static struct mbxfb_platform_data cmx270_2700G_data = { - .xres = { - .min = 240, - .max = 1200, - .defval = 640, - }, - .yres = { - .min = 240, - .max = 1200, - .defval = 480, - }, - .bpp = { - .min = 16, - .max = 32, - .defval = 16, - }, - .memsize = 8*1024*1024, - .probe = cmx270_marathon_probe, - .remove = cmx270_marathon_remove, -}; - -static struct platform_device cmx270_2700G = { - .name = "mbx-fb", - .dev = { - .platform_data = &cmx270_2700G_data, - .dma_mask = &fb_dma_mask, - .coherent_dma_mask = 0xffffffff, - }, - .num_resources = ARRAY_SIZE(cmx270_2700G_resource), - .resource = cmx270_2700G_resource, - .id = -1, -}; - -static void __init cmx270_init_2700G(void) -{ - platform_device_register(&cmx270_2700G); -} -#else -static inline void cmx270_init_2700G(void) {} -#endif - #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) /* Display definitions @@ -594,91 +363,6 @@ static void __init cmx2xx_init_display(void) static inline void cmx2xx_init_display(void) {} #endif -/* PXA27x OHCI controller setup */ -#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) -static int cmx270_ohci_init(struct device *dev) -{ - /* Set the Power Control Polarity Low */ - UHCHR = (UHCHR | UHCHR_PCPL) & - ~(UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSE); - - return 0; -} - -static struct pxaohci_platform_data cmx270_ohci_platform_data = { - .port_mode = PMM_PERPORT_MODE, - .init = cmx270_ohci_init, -}; - -static void __init cmx270_init_ohci(void) -{ - pxa_set_ohci_info(&cmx270_ohci_platform_data); -} -#else -static inline void cmx270_init_ohci(void) {} -#endif - -#if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE) -static int cmx270_mci_init(struct device *dev, - irq_handler_t cmx270_detect_int, - void *data) -{ - int err; - - err = gpio_request(GPIO105_MMC_POWER, "MMC/SD power"); - if (err) { - dev_warn(dev, "power gpio unavailable\n"); - return err; - } - - gpio_direction_output(GPIO105_MMC_POWER, 0); - - err = request_irq(CMX270_MMC_IRQ, cmx270_detect_int, - IRQF_DISABLED | IRQF_TRIGGER_FALLING, - "MMC card detect", data); - if (err) { - gpio_free(GPIO105_MMC_POWER); - dev_err(dev, "cmx270_mci_init: MMC/SD: can't" - " request MMC card detect IRQ\n"); - } - - return err; -} - -static void cmx270_mci_setpower(struct device *dev, unsigned int vdd) -{ - struct pxamci_platform_data *p_d = dev->platform_data; - - if ((1 << vdd) & p_d->ocr_mask) { - dev_dbg(dev, "power on\n"); - gpio_set_value(GPIO105_MMC_POWER, 0); - } else { - gpio_set_value(GPIO105_MMC_POWER, 1); - dev_dbg(dev, "power off\n"); - } -} - -static void cmx270_mci_exit(struct device *dev, void *data) -{ - free_irq(CMX270_MMC_IRQ, data); - gpio_free(GPIO105_MMC_POWER); -} - -static struct pxamci_platform_data cmx270_mci_platform_data = { - .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, - .init = cmx270_mci_init, - .setpower = cmx270_mci_setpower, - .exit = cmx270_mci_exit, -}; - -static void __init cmx270_init_mmc(void) -{ - pxa_set_mci_info(&cmx270_mci_platform_data); -} -#else -static inline void cmx270_init_mmc(void) {} -#endif - #ifdef CONFIG_PM static unsigned long sleep_save_msc[10]; @@ -749,16 +433,6 @@ static void __init cmx2xx_init_ac97(void) static inline void cmx2xx_init_ac97(void) {} #endif -static void __init cmx270_init(void) -{ - pxa2xx_mfp_config(ARRAY_AND_SIZE(cmx270_pin_config)); - - cmx270_init_rtc(); - cmx270_init_mmc(); - cmx270_init_ohci(); - cmx270_init_2700G(); -} - static void __init cmx2xx_init(void) { cmx2xx_pm_init(); |