From cf75d8d213f58c01791940c4392c4122e0063bc0 Mon Sep 17 00:00:00 2001 From: Mike Rapoport Date: Tue, 26 Aug 2008 14:03:44 +0100 Subject: [ARM] 5215/2: Add support for CM-X300 board This patch adds core support for CM-X300 board based on PXA300 processor Signed-off-by: Mike Rapoport Acked-by: Eric Miao Signed-off-by: Russell King --- arch/arm/mach-pxa/cm-x300.c | 473 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 473 insertions(+) create mode 100644 arch/arm/mach-pxa/cm-x300.c (limited to 'arch/arm/mach-pxa/cm-x300.c') diff --git a/arch/arm/mach-pxa/cm-x300.c b/arch/arm/mach-pxa/cm-x300.c new file mode 100644 index 000000000000..7bc5679b41ba --- /dev/null +++ b/arch/arm/mach-pxa/cm-x300.c @@ -0,0 +1,473 @@ +/* + * linux/arch/arm/mach-pxa/cm-x300.c + * + * Support for the CompuLab CM-X300 modules + * + * Copyright (C) 2008 CompuLab Ltd. + * + * Mike Rapoport + * + * 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 +#include +#include +#include +#include + +#include +#include +#include + +#include +#include + +#include +#include + +#include + +#include +#include +#include +#include +#include +#include +#include + +#include + +#include "generic.h" + +#define CM_X300_ETH_PHYS 0x08000010 + +#define GPIO82_MMC2_IRQ (82) +#define GPIO85_MMC2_WP (85) + +#define CM_X300_MMC2_IRQ IRQ_GPIO(GPIO82_MMC2_IRQ) + +static mfp_cfg_t cm_x300_mfp_cfg[] __initdata = { + /* LCD */ + GPIO54_LCD_LDD_0, + GPIO55_LCD_LDD_1, + GPIO56_LCD_LDD_2, + GPIO57_LCD_LDD_3, + GPIO58_LCD_LDD_4, + GPIO59_LCD_LDD_5, + GPIO60_LCD_LDD_6, + GPIO61_LCD_LDD_7, + GPIO62_LCD_LDD_8, + GPIO63_LCD_LDD_9, + GPIO64_LCD_LDD_10, + GPIO65_LCD_LDD_11, + GPIO66_LCD_LDD_12, + GPIO67_LCD_LDD_13, + GPIO68_LCD_LDD_14, + GPIO69_LCD_LDD_15, + GPIO72_LCD_FCLK, + GPIO73_LCD_LCLK, + GPIO74_LCD_PCLK, + GPIO75_LCD_BIAS, + + /* BTUART */ + GPIO111_UART2_RTS, + GPIO112_UART2_RXD | MFP_LPM_EDGE_FALL, + GPIO113_UART2_TXD, + GPIO114_UART2_CTS | MFP_LPM_EDGE_BOTH, + + /* STUART */ + GPIO109_UART3_TXD, + GPIO110_UART3_RXD | MFP_LPM_EDGE_FALL, + + /* AC97 */ + GPIO23_AC97_nACRESET, + GPIO24_AC97_SYSCLK, + GPIO29_AC97_BITCLK, + GPIO25_AC97_SDATA_IN_0, + GPIO27_AC97_SDATA_OUT, + GPIO28_AC97_SYNC, + + /* Keypad */ + GPIO115_KP_MKIN_0 | MFP_LPM_EDGE_BOTH, + GPIO116_KP_MKIN_1 | MFP_LPM_EDGE_BOTH, + GPIO117_KP_MKIN_2 | MFP_LPM_EDGE_BOTH, + GPIO118_KP_MKIN_3 | MFP_LPM_EDGE_BOTH, + GPIO119_KP_MKIN_4 | MFP_LPM_EDGE_BOTH, + GPIO120_KP_MKIN_5 | MFP_LPM_EDGE_BOTH, + GPIO2_2_KP_MKIN_6 | MFP_LPM_EDGE_BOTH, + GPIO3_2_KP_MKIN_7 | MFP_LPM_EDGE_BOTH, + GPIO121_KP_MKOUT_0, + GPIO122_KP_MKOUT_1, + GPIO123_KP_MKOUT_2, + GPIO124_KP_MKOUT_3, + GPIO125_KP_MKOUT_4, + GPIO4_2_KP_MKOUT_5, + + /* MMC1 */ + GPIO3_MMC1_DAT0, + GPIO4_MMC1_DAT1 | MFP_LPM_EDGE_BOTH, + GPIO5_MMC1_DAT2, + GPIO6_MMC1_DAT3, + GPIO7_MMC1_CLK, + GPIO8_MMC1_CMD, /* CMD0 for slot 0 */ + + /* MMC2 */ + GPIO9_MMC2_DAT0, + GPIO10_MMC2_DAT1 | MFP_LPM_EDGE_BOTH, + GPIO11_MMC2_DAT2, + GPIO12_MMC2_DAT3, + GPIO13_MMC2_CLK, + GPIO14_MMC2_CMD, + + /* FFUART */ + GPIO30_UART1_RXD | MFP_LPM_EDGE_FALL, + GPIO31_UART1_TXD, + GPIO32_UART1_CTS, + GPIO37_UART1_RTS, + GPIO33_UART1_DCD, + GPIO34_UART1_DSR | MFP_LPM_EDGE_FALL, + GPIO35_UART1_RI, + GPIO36_UART1_DTR, + + /* GPIOs */ + GPIO79_GPIO, /* LED */ + GPIO82_GPIO | MFP_PULL_HIGH, /* MMC CD */ + GPIO85_GPIO, /* MMC WP */ + GPIO99_GPIO, /* Ethernet IRQ */ +}; + +#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE) +static struct resource dm9000_resources[] = { + [0] = { + .start = CM_X300_ETH_PHYS, + .end = CM_X300_ETH_PHYS + 0x3, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = CM_X300_ETH_PHYS + 0x4, + .end = CM_X300_ETH_PHYS + 0x4 + 500, + .flags = IORESOURCE_MEM, + }, + [2] = { + .start = IRQ_GPIO(mfp_to_gpio(MFP_PIN_GPIO99)), + .end = IRQ_GPIO(mfp_to_gpio(MFP_PIN_GPIO99)), + .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, + } +}; + +static struct dm9000_plat_data cm_x300_dm9000_platdata = { + .flags = DM9000_PLATF_16BITONLY, +}; + +static struct platform_device dm9000_device = { + .name = "dm9000", + .id = 0, + .num_resources = ARRAY_SIZE(dm9000_resources), + .resource = dm9000_resources, + .dev = { + .platform_data = &cm_x300_dm9000_platdata, + } + +}; + +static void __init cm_x300_init_dm9000(void) +{ + platform_device_register(&dm9000_device); +} +#else +static inline void cm_x300_init_dm9000(void) {} +#endif + +#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) +static struct pxafb_mode_info cm_x300_lcd_modes[] = { + [0] = { + .pixclock = 38000, + .bpp = 16, + .xres = 480, + .yres = 640, + .hsync_len = 8, + .vsync_len = 2, + .left_margin = 8, + .upper_margin = 0, + .right_margin = 24, + .lower_margin = 4, + .cmap_greyscale = 0, + }, + [1] = { + .pixclock = 153800, + .bpp = 16, + .xres = 240, + .yres = 320, + .hsync_len = 8, + .vsync_len = 2, + .left_margin = 8, + .upper_margin = 2, + .right_margin = 88, + .lower_margin = 2, + .cmap_greyscale = 0, + }, +}; + +static struct pxafb_mach_info cm_x300_lcd = { + .modes = cm_x300_lcd_modes, + .num_modes = 2, + .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL, +}; + +static void __init cm_x300_init_lcd(void) +{ + set_pxa_fb_info(&cm_x300_lcd); +} +#else +static inline void cm_x300_init_lcd(void) {} +#endif + +#if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE) +static struct mtd_partition cm_x300_nand_partitions[] = { + [0] = { + .name = "OBM", + .offset = 0, + .size = SZ_256K, + .mask_flags = MTD_WRITEABLE, /* force read-only */ + }, + [1] = { + .name = "U-Boot", + .offset = MTDPART_OFS_APPEND, + .size = SZ_256K, + .mask_flags = MTD_WRITEABLE, /* force read-only */ + }, + [2] = { + .name = "Environment", + .offset = MTDPART_OFS_APPEND, + .size = SZ_256K, + }, + [3] = { + .name = "reserved", + .offset = MTDPART_OFS_APPEND, + .size = SZ_256K + SZ_1M, + .mask_flags = MTD_WRITEABLE, /* force read-only */ + }, + [4] = { + .name = "kernel", + .offset = MTDPART_OFS_APPEND, + .size = SZ_4M, + }, + [5] = { + .name = "fs", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + }, +}; + +static struct pxa3xx_nand_platform_data cm_x300_nand_info = { + .enable_arbiter = 1, + .parts = cm_x300_nand_partitions, + .nr_parts = ARRAY_SIZE(cm_x300_nand_partitions), +}; + +static void __init cm_x300_init_nand(void) +{ + pxa3xx_set_nand_info(&cm_x300_nand_info); +} +#else +static inline void cm_x300_init_nand(void) {} +#endif + +#if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE) +/* The first MMC slot of CM-X300 is hardwired to Libertas card and has + no detection/ro pins */ +static int cm_x300_mci_init(struct device *dev, + irq_handler_t cm_x300_detect_int, + void *data) +{ + return 0; +} + +static void cm_x300_mci_exit(struct device *dev, void *data) +{ +} + +static struct pxamci_platform_data cm_x300_mci_platform_data = { + .detect_delay = 20, + .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, + .init = cm_x300_mci_init, + .exit = cm_x300_mci_exit, +}; + +static int cm_x300_mci2_ro(struct device *dev) +{ + return gpio_get_value(GPIO85_MMC2_WP); +} + +static int cm_x300_mci2_init(struct device *dev, + irq_handler_t cm_x300_detect_int, + void *data) +{ + int err; + + /* + * setup GPIO for CM-X300 MMC controller + */ + err = gpio_request(GPIO82_MMC2_IRQ, "mmc card detect"); + if (err) + goto err_request_cd; + gpio_direction_input(GPIO82_MMC2_IRQ); + + err = gpio_request(GPIO85_MMC2_WP, "mmc write protect"); + if (err) + goto err_request_wp; + gpio_direction_input(GPIO85_MMC2_WP); + + err = request_irq(CM_X300_MMC2_IRQ, cm_x300_detect_int, + IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, + "MMC card detect", data); + if (err) { + printk(KERN_ERR "%s: MMC/SD/SDIO: " + "can't request card detect IRQ\n", __func__); + goto err_request_irq; + } + + return 0; + +err_request_irq: + gpio_free(GPIO85_MMC2_WP); +err_request_wp: + gpio_free(GPIO82_MMC2_IRQ); +err_request_cd: + return err; +} + +static void cm_x300_mci2_exit(struct device *dev, void *data) +{ + free_irq(CM_X300_MMC2_IRQ, data); + gpio_free(GPIO82_MMC2_IRQ); + gpio_free(GPIO85_MMC2_WP); +} + +static struct pxamci_platform_data cm_x300_mci2_platform_data = { + .detect_delay = 20, + .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, + .init = cm_x300_mci2_init, + .exit = cm_x300_mci2_exit, + .get_ro = cm_x300_mci2_ro, +}; + +static void __init cm_x300_init_mmc(void) +{ + pxa_set_mci_info(&cm_x300_mci_platform_data); + pxa3xx_set_mci2_info(&cm_x300_mci2_platform_data); +} +#else +static inline void cm_x300_init_mmc(void) {} +#endif + +#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) +static int cm_x300_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 cm_x300_ohci_platform_data = { + .port_mode = PMM_PERPORT_MODE, + .init = cm_x300_ohci_init, +}; +static void __init cm_x300_init_ohci(void) +{ + pxa_set_ohci_info(&cm_x300_ohci_platform_data); +} +#else +static inline void cm_x300_init_ohci(void) {} +#endif + +#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE) +static struct gpio_led cm_x300_leds[] = { + [0] = { + .name = "cm-x300:green", + .default_trigger = "heartbeat", + .gpio = 79, + .active_low = 1, + }, +}; + +static struct gpio_led_platform_data cm_x300_gpio_led_pdata = { + .num_leds = ARRAY_SIZE(cm_x300_leds), + .leds = cm_x300_leds, +}; + +static struct platform_device cm_x300_led_device = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &cm_x300_gpio_led_pdata, + }, +}; + +static void __init cm_x300_init_leds(void) +{ + platform_device_register(&cm_x300_led_device); +} +#else +static inline void cm_x300_init_leds(void) {} +#endif + +#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) +/* PCA9555 */ +static struct pca953x_platform_data cm_x300_gpio_ext_pdata_0 = { + .gpio_base = 128, +}; + +static struct pca953x_platform_data cm_x300_gpio_ext_pdata_1 = { + .gpio_base = 144, +}; + +static struct i2c_board_info cm_x300_gpio_ext_info[] = { + [0] = { + I2C_BOARD_INFO("pca9555", 0x24), + .platform_data = &cm_x300_gpio_ext_pdata_0, + }, + [1] = { + I2C_BOARD_INFO("pca9555", 0x25), + .platform_data = &cm_x300_gpio_ext_pdata_1, + }, +}; + +static void __init cm_x300_init_i2c(void) +{ + pxa_set_i2c_info(NULL); + i2c_register_board_info(0, cm_x300_gpio_ext_info, + ARRAY_SIZE(cm_x300_gpio_ext_info)); +} +#else +static inline void cm_x300_init_i2c(void) {} +#endif + +static void __init cm_x300_init(void) +{ + /* board-processor specific GPIO initialization */ + pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x300_mfp_cfg)); + + cm_x300_init_dm9000(); + cm_x300_init_lcd(); + cm_x300_init_ohci(); + cm_x300_init_mmc(); + cm_x300_init_nand(); + cm_x300_init_leds(); + cm_x300_init_i2c(); +} + +MACHINE_START(CM_X300, "CM-X300 module") + .phys_io = 0x40000000, + .boot_params = 0xa0000100, + .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, + .map_io = pxa_map_io, + .init_irq = pxa3xx_init_irq, + .timer = &pxa_timer, + .init_machine = cm_x300_init, +MACHINE_END -- cgit v1.2.3 From 097b53348f34a461d2b07081eae12d823cf3d729 Mon Sep 17 00:00:00 2001 From: Eric Miao Date: Sat, 27 Sep 2008 15:49:57 +0800 Subject: [ARM] ohci-pxa27x: introduce flags to avoid direct access to OHCI registers Direct access to USB host controller registers is considered to be not portable, and is usually a bad sign for poorly abstracted interface. Introduce .flags and .power_on_delay to "struct pxaohci_platform_data" so that most platforms don't bother to write their own .init/.exit() sequences. Signed-off-by: Eric Miao Signed-off-by: Russell King --- arch/arm/mach-pxa/cm-x270.c | 11 +-------- arch/arm/mach-pxa/cm-x300.c | 12 ++-------- arch/arm/mach-pxa/em-x270.c | 5 +---- arch/arm/mach-pxa/include/mach/ohci.h | 16 +++++++++++++ arch/arm/mach-pxa/include/mach/pxa-regs.h | 3 +++ arch/arm/mach-pxa/lpd270.c | 12 +--------- arch/arm/mach-pxa/magician.c | 14 +++--------- arch/arm/mach-pxa/mainstone.c | 12 +--------- arch/arm/mach-pxa/pcm990-baseboard.c | 30 ++----------------------- arch/arm/mach-pxa/spitz.c | 10 ++------- arch/arm/mach-pxa/trizeps4.c | 12 +--------- drivers/usb/host/ohci-pxa27x.c | 37 +++++++++++++++++++++++++++++++ 12 files changed, 70 insertions(+), 104 deletions(-) (limited to 'arch/arm/mach-pxa/cm-x300.c') diff --git a/arch/arm/mach-pxa/cm-x270.c b/arch/arm/mach-pxa/cm-x270.c index 102a43186618..a82dad1a8cc8 100644 --- a/arch/arm/mach-pxa/cm-x270.c +++ b/arch/arm/mach-pxa/cm-x270.c @@ -257,18 +257,9 @@ static inline void cmx270_init_2700G(void) {} /* 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) diff --git a/arch/arm/mach-pxa/cm-x300.c b/arch/arm/mach-pxa/cm-x300.c index 7bc5679b41ba..deb46cd144bf 100644 --- a/arch/arm/mach-pxa/cm-x300.c +++ b/arch/arm/mach-pxa/cm-x300.c @@ -365,19 +365,11 @@ static inline void cm_x300_init_mmc(void) {} #endif #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) -static int cm_x300_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 cm_x300_ohci_platform_data = { .port_mode = PMM_PERPORT_MODE, - .init = cm_x300_ohci_init, + .flags = ENABLE_PORT1 | ENABLE_PORT2 | POWER_CONTROL_LOW, }; + static void __init cm_x300_init_ohci(void) { pxa_set_ohci_info(&cm_x300_ohci_platform_data); diff --git a/arch/arm/mach-pxa/em-x270.c b/arch/arm/mach-pxa/em-x270.c index 7a0a681a5847..f5ed8038ede5 100644 --- a/arch/arm/mach-pxa/em-x270.c +++ b/arch/arm/mach-pxa/em-x270.c @@ -373,10 +373,6 @@ static inline void em_x270_init_nand(void) {} #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) static int em_x270_ohci_init(struct device *dev) { - /* Set the Power Control Polarity Low */ - UHCHR = (UHCHR | UHCHR_PCPL) & - ~(UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSE); - /* enable port 2 transiever */ UP2OCR = UP2OCR_HXS | UP2OCR_HXOE; @@ -385,6 +381,7 @@ static int em_x270_ohci_init(struct device *dev) static struct pxaohci_platform_data em_x270_ohci_platform_data = { .port_mode = PMM_PERPORT_MODE, + .flags = ENABLE_PORT1 | ENABLE_PORT2 | POWER_CONTROL_LOW, .init = em_x270_ohci_init, }; diff --git a/arch/arm/mach-pxa/include/mach/ohci.h b/arch/arm/mach-pxa/include/mach/ohci.h index e848a47128cd..95b6e2a6e514 100644 --- a/arch/arm/mach-pxa/include/mach/ohci.h +++ b/arch/arm/mach-pxa/include/mach/ohci.h @@ -7,6 +7,22 @@ struct pxaohci_platform_data { int (*init)(struct device *); void (*exit)(struct device *); + unsigned long flags; +#define ENABLE_PORT1 (1 << 0) +#define ENABLE_PORT2 (1 << 1) +#define ENABLE_PORT3 (1 << 2) +#define ENABLE_PORT_ALL (ENABLE_PORT1 | ENABLE_PORT2 | ENABLE_PORT3) + +#define POWER_SENSE_LOW (1 << 3) +#define POWER_CONTROL_LOW (1 << 4) +#define NO_OC_PROTECTION (1 << 5) +#define OC_MODE_GLOBAL (0 << 6) +#define OC_MODE_PERPORT (1 << 6) + + int power_on_delay; /* Power On to Power Good time - in ms + * HCD must wait for this duration before + * accessing a powered on port + */ int port_mode; #define PMM_NPS_MODE 1 #define PMM_GLOBAL_MODE 2 diff --git a/arch/arm/mach-pxa/include/mach/pxa-regs.h b/arch/arm/mach-pxa/include/mach/pxa-regs.h index 98ded450d0fe..b34e8a735391 100644 --- a/arch/arm/mach-pxa/include/mach/pxa-regs.h +++ b/arch/arm/mach-pxa/include/mach/pxa-regs.h @@ -784,6 +784,9 @@ #define UHCRHDA __REG(0x4C000048) /* UHC Root Hub Descriptor A */ #define UHCRHDA_NOCP (1 << 12) /* No over current protection */ +#define UHCRHDA_OCPM (1 << 11) /* Over Current Protection Mode */ +#define UHCRHDA_POTPGT(x) \ + (((x) & 0xff) << 24) /* Power On To Power Good Time */ #define UHCRHDB __REG(0x4C00004C) /* UHC Root Hub Descriptor B */ #define UHCRHS __REG(0x4C000050) /* UHC Root Hub Status */ diff --git a/arch/arm/mach-pxa/lpd270.c b/arch/arm/mach-pxa/lpd270.c index 7b158e5248ad..92728a37298a 100644 --- a/arch/arm/mach-pxa/lpd270.c +++ b/arch/arm/mach-pxa/lpd270.c @@ -448,19 +448,9 @@ static struct platform_device *platform_devices[] __initdata = { &lpd270_flash_device[1], }; -static int lpd270_ohci_init(struct device *dev) -{ - /* Set the Power Control Polarity Low and Power Sense - Polarity Low to active low. */ - UHCHR = (UHCHR | UHCHR_PCPL | UHCHR_PSPL) & - ~(UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSEP3 | UHCHR_SSE); - - return 0; -} - static struct pxaohci_platform_data lpd270_ohci_platform_data = { .port_mode = PMM_PERPORT_MODE, - .init = lpd270_ohci_init, + .flags = ENABLE_PORT_ALL | POWER_CONTROL_LOW | POWER_SENSE_LOW, }; static void __init lpd270_init(void) diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach-pxa/magician.c index 8ebdac7e9a13..519138bc5f85 100644 --- a/arch/arm/mach-pxa/magician.c +++ b/arch/arm/mach-pxa/magician.c @@ -669,18 +669,10 @@ static struct pxamci_platform_data magician_mci_info = { * USB OHCI */ -static int magician_ohci_init(struct device *dev) -{ - UHCHR = (UHCHR | UHCHR_SSEP2 | UHCHR_PCPL | UHCHR_CGR) & - ~(UHCHR_SSEP1 | UHCHR_SSEP3 | UHCHR_SSE); - - return 0; -} - static struct pxaohci_platform_data magician_ohci_info = { - .port_mode = PMM_PERPORT_MODE, - .init = magician_ohci_init, - .power_budget = 0, + .port_mode = PMM_PERPORT_MODE, + .flags = ENABLE_PORT1 | ENABLE_PORT3 | POWER_CONTROL_LOW, + .power_budget = 0, }; diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c index d44af761564d..a02edfd4fc0a 100644 --- a/arch/arm/mach-pxa/mainstone.c +++ b/arch/arm/mach-pxa/mainstone.c @@ -508,19 +508,9 @@ static struct platform_device *platform_devices[] __initdata = { &mst_gpio_keys_device, }; -static int mainstone_ohci_init(struct device *dev) -{ - /* Set the Power Control Polarity Low and Power Sense - Polarity Low to active low. */ - UHCHR = (UHCHR | UHCHR_PCPL | UHCHR_PSPL) & - ~(UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSEP3 | UHCHR_SSE); - - return 0; -} - static struct pxaohci_platform_data mainstone_ohci_platform_data = { .port_mode = PMM_PERPORT_MODE, - .init = mainstone_ohci_init, + .flags = ENABLE_PORT_ALL | POWER_CONTROL_LOW | POWER_SENSE_LOW, }; #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE) diff --git a/arch/arm/mach-pxa/pcm990-baseboard.c b/arch/arm/mach-pxa/pcm990-baseboard.c index 420c9b3813f6..e9efb80bb339 100644 --- a/arch/arm/mach-pxa/pcm990-baseboard.c +++ b/arch/arm/mach-pxa/pcm990-baseboard.c @@ -328,36 +328,10 @@ static struct pxamci_platform_data pcm990_mci_platform_data = { .exit = pcm990_mci_exit, }; -/* - * init OHCI hardware to work with - * - * Note: Only USB port 1 (host only) is connected - * - * GPIO88 (USBHPWR#1): overcurrent in, overcurrent when low - * GPIO89 (USBHPEN#1): power-on out, on when low - */ -static int pcm990_ohci_init(struct device *dev) -{ - /* - * disable USB port 2 and 3 - * power sense is active low - */ - UHCHR = ((UHCHR) | UHCHR_PCPL | UHCHR_PSPL | UHCHR_SSEP2 | - UHCHR_SSEP3) & ~(UHCHR_SSEP1 | UHCHR_SSE); - /* - * wait 10ms after Power on - * overcurrent per port - * power switch per port - */ - UHCRHDA = (5<<24) | (1<<11) | (1<<8); /* FIXME: Required? */ - - return 0; -} - static struct pxaohci_platform_data pcm990_ohci_platform_data = { .port_mode = PMM_PERPORT_MODE, - .init = pcm990_ohci_init, - .exit = NULL, + .flags = ENABLE_PORT1 | POWER_CONTROL_LOW | POWER_SENSE_LOW, + .power_on_delay = 10, }; /* diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c index 245890d2b6b5..7ef346182371 100644 --- a/arch/arm/mach-pxa/spitz.c +++ b/arch/arm/mach-pxa/spitz.c @@ -495,19 +495,13 @@ static int spitz_ohci_init(struct device *dev) */ UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE; - gpio_direction_output(SPITZ_GPIO_USB_HOST, 1); - - UHCHR = (UHCHR) & - ~(UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSEP3 | UHCHR_SSE); - - UHCRHDA |= UHCRHDA_NOCP; - - return 0; + return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1); } static struct pxaohci_platform_data spitz_ohci_platform_data = { .port_mode = PMM_NPS_MODE, .init = spitz_ohci_init, + .flags = ENABLE_PORT_ALL | NO_OC_PROTECTION, .power_budget = 150, }; diff --git a/arch/arm/mach-pxa/trizeps4.c b/arch/arm/mach-pxa/trizeps4.c index 75ff8f4243f1..a13dbf3c2c05 100644 --- a/arch/arm/mach-pxa/trizeps4.c +++ b/arch/arm/mach-pxa/trizeps4.c @@ -425,19 +425,9 @@ static struct pxaficp_platform_data trizeps4_ficp_platform_data = { /**************************************************************************** * OHCI USB port ****************************************************************************/ -static int trizeps4_ohci_init(struct device *dev) -{ - /* Set the Power Control Polarity Low and Power Sense - Polarity Low to active low. */ - UHCHR = (UHCHR | UHCHR_PCPL | UHCHR_PSPL) & - ~(UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSEP3 | UHCHR_SSE); - - return 0; -} - static struct pxaohci_platform_data trizeps4_ohci_platform_data = { .port_mode = PMM_PERPORT_MODE, - .init = trizeps4_ohci_init, + .flags = ENABLE_PORT_ALL | POWER_CONTROL_LOW | POWER_SENSE_LOW, }; static struct map_desc trizeps4_io_desc[] __initdata = { diff --git a/drivers/usb/host/ohci-pxa27x.c b/drivers/usb/host/ohci-pxa27x.c index 7f0f35c78185..2a7d5e0965d7 100644 --- a/drivers/usb/host/ohci-pxa27x.c +++ b/drivers/usb/host/ohci-pxa27x.c @@ -76,6 +76,41 @@ extern int usb_disabled(void); /*-------------------------------------------------------------------------*/ +static inline void pxa27x_setup_hc(struct pxaohci_platform_data *inf) +{ + uint32_t uhchr = UHCHR; + uint32_t uhcrhda = UHCRHDA; + + if (inf->flags & ENABLE_PORT1) + uhchr &= ~UHCHR_SSEP1; + + if (inf->flags & ENABLE_PORT2) + uhchr &= ~UHCHR_SSEP2; + + if (inf->flags & ENABLE_PORT3) + uhchr &= ~UHCHR_SSEP3; + + if (inf->flags & POWER_CONTROL_LOW) + uhchr |= UHCHR_PCPL; + + if (inf->flags & POWER_SENSE_LOW) + uhchr |= UHCHR_PSPL; + + if (inf->flags & NO_OC_PROTECTION) + uhcrhda |= UHCRHDA_NOCP; + + if (inf->flags & OC_MODE_PERPORT) + uhcrhda |= UHCRHDA_OCPM; + + if (inf->power_on_delay) { + uhcrhda &= ~UHCRHDA_POTPGT(0xff); + uhcrhda |= UHCRHDA_POTPGT(inf->power_on_delay / 2); + } + + UHCHR = uhchr; + UHCRHDA = uhcrhda; +} + static int pxa27x_start_hc(struct device *dev) { int retval = 0; @@ -93,6 +128,8 @@ static int pxa27x_start_hc(struct device *dev) while (UHCHR & UHCHR_FSBIR) cpu_relax(); + pxa27x_setup_hc(inf); + if (inf->init) retval = inf->init(dev); -- cgit v1.2.3