diff options
Diffstat (limited to 'arch/arm/mach-pxa/cm-x270.c')
| -rw-r--r-- | arch/arm/mach-pxa/cm-x270.c | 470 |
1 files changed, 3 insertions, 467 deletions
diff --git a/arch/arm/mach-pxa/cm-x270.c b/arch/arm/mach-pxa/cm-x270.c index af003a26953..df83b97f303 100644 --- a/arch/arm/mach-pxa/cm-x270.c +++ b/arch/arm/mach-pxa/cm-x270.c @@ -14,46 +14,22 @@ #include <linux/irq.h> #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> -#include <asm/mach-types.h> -#include <asm/mach/map.h> - -#include <mach/pxa2xx-regs.h> #include <mach/mfp-pxa27x.h> -#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-x270-pci.h" - -/* virtual addresses for statically mapped regions */ -#define CMX270_VIRT_BASE (0xe8000000) -#define CMX270_IT8152_VIRT (CMX270_VIRT_BASE) +/* physical address if local-bus attached devices */ #define RTC_PHYS_BASE (PXA_CS1_PHYS + (5 << 22)) -#define DM9000_PHYS_BASE (PXA_CS1_PHYS + (6 << 22)) /* GPIO IRQ usage */ -#define GPIO10_ETHIRQ (10) -#define GPIO22_IT8152_IRQ (22) #define GPIO83_MMC_IRQ (83) -#define GPIO95_GFXIRQ (95) -#define CMX270_ETHIRQ IRQ_GPIO(GPIO10_ETHIRQ) -#define CMX270_IT8152_IRQ IRQ_GPIO(GPIO22_IT8152_IRQ) #define CMX270_MMC_IRQ IRQ_GPIO(GPIO83_MMC_IRQ) -#define CMX270_GFXIRQ IRQ_GPIO(GPIO95_GFXIRQ) /* MMC power enable */ #define GPIO105_MMC_POWER (105) @@ -157,62 +133,6 @@ static unsigned long cmx270_pin_config[] = { GPIO83_GPIO, /* MMC card detect */ }; -#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE) -static struct resource cmx270_dm9000_resource[] = { - [0] = { - .start = DM9000_PHYS_BASE, - .end = DM9000_PHYS_BASE + 4, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = DM9000_PHYS_BASE + 8, - .end = DM9000_PHYS_BASE + 8 + 500, - .flags = IORESOURCE_MEM, - }, - [2] = { - .start = CMX270_ETHIRQ, - .end = CMX270_ETHIRQ, - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, - } -}; - -static struct dm9000_plat_data cmx270_dm9000_platdata = { - .flags = DM9000_PLATF_32BITONLY, -}; - -static struct platform_device cmx270_dm9000_device = { - .name = "dm9000", - .id = 0, - .num_resources = ARRAY_SIZE(cmx270_dm9000_resource), - .resource = cmx270_dm9000_resource, - .dev = { - .platform_data = &cmx270_dm9000_platdata, - } -}; - -static void __init cmx270_init_dm9000(void) -{ - platform_device_register(&cmx270_dm9000_device); -} -#else -static inline void cmx270_init_dm9000(void) {} -#endif - -/* UCB1400 touchscreen controller */ -#if defined(CONFIG_TOUCHSCREEN_UCB1400) || defined(CONFIG_TOUCHSCREEN_UCB1400_MODULE) -static struct platform_device cmx270_ts_device = { - .name = "ucb1400_ts", - .id = -1, -}; - -static void __init cmx270_init_touchscreen(void) -{ - platform_device_register(&cmx270_ts_device); -} -#else -static inline void cmx270_init_touchscreen(void) {} -#endif - /* V3020 RTC */ #if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE) static struct resource cmx270_v3020_resource[] = { @@ -245,44 +165,6 @@ static void __init cmx270_init_rtc(void) static inline void cmx270_init_rtc(void) {} #endif -/* CM-X270 LEDs */ -#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE) -static struct gpio_led cmx270_leds[] = { - [0] = { - .name = "cm-x270:red", - .default_trigger = "nand-disk", - .gpio = 93, - .active_low = 1, - }, - [1] = { - .name = "cm-x270:green", - .default_trigger = "heartbeat", - .gpio = 94, - .active_low = 1, - }, -}; - -static struct gpio_led_platform_data cmx270_gpio_led_pdata = { - .num_leds = ARRAY_SIZE(cmx270_leds), - .leds = cmx270_leds, -}; - -static struct platform_device cmx270_led_device = { - .name = "leds-gpio", - .id = -1, - .dev = { - .platform_data = &cmx270_gpio_led_pdata, - }, -}; - -static void __init cmx270_init_leds(void) -{ - platform_device_register(&cmx270_led_device); -} -#else -static inline void cmx270_init_leds(void) {} -#endif - /* 2700G graphics */ #if defined(CONFIG_FB_MBX) || defined(CONFIG_FB_MBX_MODULE) static u64 fb_dma_mask = ~(u64)0; @@ -373,238 +255,11 @@ static void __init cmx270_init_2700G(void) static inline void cmx270_init_2700G(void) {} #endif -#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) -/* - Display definitions - keep these for backwards compatibility, although symbolic names (as - e.g. in lpd270.c) looks better -*/ -#define MTYPE_STN320x240 0 -#define MTYPE_TFT640x480 1 -#define MTYPE_CRT640x480 2 -#define MTYPE_CRT800x600 3 -#define MTYPE_TFT320x240 6 -#define MTYPE_STN640x480 7 - -static struct pxafb_mode_info generic_stn_320x240_mode = { - .pixclock = 76923, - .bpp = 8, - .xres = 320, - .yres = 240, - .hsync_len = 3, - .vsync_len = 2, - .left_margin = 3, - .upper_margin = 0, - .right_margin = 3, - .lower_margin = 0, - .sync = (FB_SYNC_HOR_HIGH_ACT | - FB_SYNC_VERT_HIGH_ACT), - .cmap_greyscale = 0, -}; - -static struct pxafb_mach_info generic_stn_320x240 = { - .modes = &generic_stn_320x240_mode, - .num_modes = 1, - .lccr0 = 0, - .lccr3 = (LCCR3_PixClkDiv(0x03) | - LCCR3_Acb(0xff) | - LCCR3_PCP), - .cmap_inverse = 0, - .cmap_static = 0, -}; - -static struct pxafb_mode_info generic_tft_640x480_mode = { - .pixclock = 38461, - .bpp = 8, - .xres = 640, - .yres = 480, - .hsync_len = 60, - .vsync_len = 2, - .left_margin = 70, - .upper_margin = 10, - .right_margin = 70, - .lower_margin = 5, - .sync = 0, - .cmap_greyscale = 0, -}; - -static struct pxafb_mach_info generic_tft_640x480 = { - .modes = &generic_tft_640x480_mode, - .num_modes = 1, - .lccr0 = (LCCR0_PAS), - .lccr3 = (LCCR3_PixClkDiv(0x01) | - LCCR3_Acb(0xff) | - LCCR3_PCP), - .cmap_inverse = 0, - .cmap_static = 0, -}; - -static struct pxafb_mode_info generic_crt_640x480_mode = { - .pixclock = 38461, - .bpp = 8, - .xres = 640, - .yres = 480, - .hsync_len = 63, - .vsync_len = 2, - .left_margin = 81, - .upper_margin = 33, - .right_margin = 16, - .lower_margin = 10, - .sync = (FB_SYNC_HOR_HIGH_ACT | - FB_SYNC_VERT_HIGH_ACT), - .cmap_greyscale = 0, -}; - -static struct pxafb_mach_info generic_crt_640x480 = { - .modes = &generic_crt_640x480_mode, - .num_modes = 1, - .lccr0 = (LCCR0_PAS), - .lccr3 = (LCCR3_PixClkDiv(0x01) | - LCCR3_Acb(0xff)), - .cmap_inverse = 0, - .cmap_static = 0, -}; - -static struct pxafb_mode_info generic_crt_800x600_mode = { - .pixclock = 28846, - .bpp = 8, - .xres = 800, - .yres = 600, - .hsync_len = 63, - .vsync_len = 2, - .left_margin = 26, - .upper_margin = 21, - .right_margin = 26, - .lower_margin = 11, - .sync = (FB_SYNC_HOR_HIGH_ACT | - FB_SYNC_VERT_HIGH_ACT), - .cmap_greyscale = 0, -}; - -static struct pxafb_mach_info generic_crt_800x600 = { - .modes = &generic_crt_800x600_mode, - .num_modes = 1, - .lccr0 = (LCCR0_PAS), - .lccr3 = (LCCR3_PixClkDiv(0x02) | - LCCR3_Acb(0xff)), - .cmap_inverse = 0, - .cmap_static = 0, -}; - -static struct pxafb_mode_info generic_tft_320x240_mode = { - .pixclock = 134615, - .bpp = 16, - .xres = 320, - .yres = 240, - .hsync_len = 63, - .vsync_len = 7, - .left_margin = 75, - .upper_margin = 0, - .right_margin = 15, - .lower_margin = 15, - .sync = 0, - .cmap_greyscale = 0, -}; - -static struct pxafb_mach_info generic_tft_320x240 = { - .modes = &generic_tft_320x240_mode, - .num_modes = 1, - .lccr0 = (LCCR0_PAS), - .lccr3 = (LCCR3_PixClkDiv(0x06) | - LCCR3_Acb(0xff) | - LCCR3_PCP), - .cmap_inverse = 0, - .cmap_static = 0, -}; - -static struct pxafb_mode_info generic_stn_640x480_mode = { - .pixclock = 57692, - .bpp = 8, - .xres = 640, - .yres = 480, - .hsync_len = 4, - .vsync_len = 2, - .left_margin = 10, - .upper_margin = 5, - .right_margin = 10, - .lower_margin = 5, - .sync = (FB_SYNC_HOR_HIGH_ACT | - FB_SYNC_VERT_HIGH_ACT), - .cmap_greyscale = 0, -}; - -static struct pxafb_mach_info generic_stn_640x480 = { - .modes = &generic_stn_640x480_mode, - .num_modes = 1, - .lccr0 = 0, - .lccr3 = (LCCR3_PixClkDiv(0x02) | - LCCR3_Acb(0xff)), - .cmap_inverse = 0, - .cmap_static = 0, -}; - -static struct pxafb_mach_info *cmx270_display = &generic_crt_640x480; - -static int __init cmx270_set_display(char *str) -{ - int disp_type = simple_strtol(str, NULL, 0); - switch (disp_type) { - case MTYPE_STN320x240: - cmx270_display = &generic_stn_320x240; - break; - case MTYPE_TFT640x480: - cmx270_display = &generic_tft_640x480; - break; - case MTYPE_CRT640x480: - cmx270_display = &generic_crt_640x480; - break; - case MTYPE_CRT800x600: - cmx270_display = &generic_crt_800x600; - break; - case MTYPE_TFT320x240: - cmx270_display = &generic_tft_320x240; - break; - case MTYPE_STN640x480: - cmx270_display = &generic_stn_640x480; - break; - default: /* fallback to CRT 640x480 */ - cmx270_display = &generic_crt_640x480; - break; - } - return 1; -} - -/* - This should be done really early to get proper configuration for - frame buffer. - Indeed, pxafb parameters can be used istead, but CM-X270 bootloader - has limitied line length for kernel command line, and also it will - break compatibitlty with proprietary releases already in field. -*/ -__setup("monitor=", cmx270_set_display); - -static void __init cmx270_init_display(void) -{ - set_pxa_fb_info(cmx270_display); -} -#else -static inline void cmx270_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, + .flags = ENABLE_PORT1 | ENABLE_PORT2 | POWER_CONTROL_LOW, }; static void __init cmx270_init_ohci(void) @@ -676,131 +331,12 @@ static void __init cmx270_init_mmc(void) static inline void cmx270_init_mmc(void) {} #endif -#ifdef CONFIG_PM -static unsigned long sleep_save_msc[10]; - -static int cmx270_suspend(struct sys_device *dev, pm_message_t state) -{ - cmx270_pci_suspend(); - - /* save MSC registers */ - sleep_save_msc[0] = MSC0; - sleep_save_msc[1] = MSC1; - sleep_save_msc[2] = MSC2; - - /* setup power saving mode registers */ - PCFR = 0x0; - PSLR = 0xff400000; - PMCR = 0x00000005; - PWER = 0x80000000; - PFER = 0x00000000; - PRER = 0x00000000; - PGSR0 = 0xC0018800; - PGSR1 = 0x004F0002; - PGSR2 = 0x6021C000; - PGSR3 = 0x00020000; - - return 0; -} - -static int cmx270_resume(struct sys_device *dev) -{ - cmx270_pci_resume(); - - /* restore MSC registers */ - MSC0 = sleep_save_msc[0]; - MSC1 = sleep_save_msc[1]; - MSC2 = sleep_save_msc[2]; - - return 0; -} - -static struct sysdev_class cmx270_pm_sysclass = { - .name = "pm", - .resume = cmx270_resume, - .suspend = cmx270_suspend, -}; - -static struct sys_device cmx270_pm_device = { - .cls = &cmx270_pm_sysclass, -}; - -static int __init cmx270_pm_init(void) -{ - int error; - error = sysdev_class_register(&cmx270_pm_sysclass); - if (error == 0) - error = sysdev_register(&cmx270_pm_device); - return error; -} -#else -static int __init cmx270_pm_init(void) { return 0; } -#endif - -#if defined(CONFIG_SND_PXA2XX_AC97) || defined(CONFIG_SND_PXA2XX_AC97_MODULE) -static void __init cmx270_init_ac97(void) -{ - pxa_set_ac97_info(NULL); -} -#else -static inline void cmx270_init_ac97(void) {} -#endif - -static void __init cmx270_init(void) +void __init cmx270_init(void) { - cmx270_pm_init(); - pxa2xx_mfp_config(ARRAY_AND_SIZE(cmx270_pin_config)); - cmx270_init_dm9000(); cmx270_init_rtc(); - cmx270_init_display(); cmx270_init_mmc(); cmx270_init_ohci(); - cmx270_init_ac97(); - cmx270_init_touchscreen(); - cmx270_init_leds(); cmx270_init_2700G(); } - -static void __init cmx270_init_irq(void) -{ - pxa27x_init_irq(); - - cmx270_pci_init_irq(GPIO22_IT8152_IRQ); -} - -#ifdef CONFIG_PCI -/* Map PCI companion statically */ -static struct map_desc cmx270_io_desc[] __initdata = { - [0] = { /* PCI bridge */ - .virtual = CMX270_IT8152_VIRT, - .pfn = __phys_to_pfn(PXA_CS4_PHYS), - .length = SZ_64M, - .type = MT_DEVICE - }, -}; - -static void __init cmx270_map_io(void) -{ - pxa_map_io(); - iotable_init(cmx270_io_desc, ARRAY_SIZE(cmx270_io_desc)); - - it8152_base_address = CMX270_IT8152_VIRT; -} -#else -static void __init cmx270_map_io(void) -{ - pxa_map_io(); -} -#endif - -MACHINE_START(ARMCORE, "Compulab CM-x270") - .boot_params = 0xa0000100, - .phys_io = 0x40000000, - .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, - .map_io = cmx270_map_io, - .init_irq = cmx270_init_irq, - .timer = &pxa_timer, - .init_machine = cmx270_init, -MACHINE_END |