From 46ce5d5eda3479269827c9fbf71740d45e8ebb8f Mon Sep 17 00:00:00 2001 From: Oleg Matcovschi Date: Tue, 15 May 2012 14:35:08 -0700 Subject: [PATCH] --- yaml --- r: 313055 b: refs/heads/master c: bedfb7adc7f7e2f344b21584905b2357147ba27e h: refs/heads/master i: 313053: 5057acd10c06f03def20bf619a1190e43fdfe872 313051: 9d1bbde1814734f7da53d16ecdebae1b5d43efd2 313047: 7d4d3f49d56c4c6c17bf26f8f4edb441b1723b1e 313039: f3b07849f2b06dc050c0a0ab7b9677d91f3bc0fa 313023: 36ff5075c9a6ad3b7d2c207ad1fa8be781622927 v: v3 --- [refs] | 2 +- trunk/arch/arm/mach-omap1/board-ams-delta.c | 2 +- trunk/arch/arm/mach-omap1/board-generic.c | 4 +- trunk/arch/arm/mach-omap1/board-h2.c | 2 +- trunk/arch/arm/mach-omap1/board-h3.c | 2 +- trunk/arch/arm/mach-omap1/board-htcherald.c | 2 +- trunk/arch/arm/mach-omap1/board-innovator.c | 2 +- trunk/arch/arm/mach-omap1/board-nokia770.c | 2 +- trunk/arch/arm/mach-omap1/board-osk.c | 2 +- trunk/arch/arm/mach-omap1/board-palmte.c | 2 +- trunk/arch/arm/mach-omap1/board-palmtt.c | 2 +- trunk/arch/arm/mach-omap1/board-palmz71.c | 2 +- trunk/arch/arm/mach-omap1/board-sx1.c | 2 +- trunk/arch/arm/mach-omap1/board-voiceblue.c | 3 +- trunk/arch/arm/mach-omap1/clock_data.c | 3 +- trunk/arch/arm/mach-omap1/include/mach/usb.h | 165 -------- trunk/arch/arm/mach-omap1/usb.c | 116 +----- trunk/arch/arm/mach-omap2/Kconfig | 3 + trunk/arch/arm/mach-omap2/Makefile | 3 + trunk/arch/arm/mach-omap2/board-2430sdp.c | 11 + trunk/arch/arm/mach-omap2/board-apollon.c | 18 + trunk/arch/arm/mach-omap2/board-h4.c | 13 + trunk/arch/arm/mach-omap2/usb-fs.c | 359 ++++++++++++++++++ trunk/arch/arm/plat-omap/Makefile | 2 +- trunk/arch/arm/plat-omap/dma.c | 59 ++- trunk/arch/arm/plat-omap/include/plat/board.h | 38 ++ trunk/arch/arm/plat-omap/include/plat/usb.h | 196 +++++++++- trunk/arch/arm/plat-omap/usb.c | 145 +++++++ trunk/drivers/usb/gadget/Kconfig | 2 +- trunk/drivers/usb/gadget/omap_udc.c | 3 +- trunk/drivers/usb/host/Kconfig | 2 +- trunk/drivers/usb/host/ohci-omap.c | 7 +- trunk/drivers/usb/otg/isp1301_omap.c | 2 +- 33 files changed, 836 insertions(+), 342 deletions(-) delete mode 100644 trunk/arch/arm/mach-omap1/include/mach/usb.h create mode 100644 trunk/arch/arm/mach-omap2/usb-fs.c create mode 100644 trunk/arch/arm/plat-omap/usb.c diff --git a/[refs] b/[refs] index 81cde4fa05fb..2d0b4de5a330 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: b924b2047045844644e04b3c6e8308b2114afe7e +refs/heads/master: bedfb7adc7f7e2f344b21584905b2357147ba27e diff --git a/trunk/arch/arm/mach-omap1/board-ams-delta.c b/trunk/arch/arm/mach-omap1/board-ams-delta.c index c53469802c03..f2f8a5847018 100644 --- a/trunk/arch/arm/mach-omap1/board-ams-delta.c +++ b/trunk/arch/arm/mach-omap1/board-ams-delta.c @@ -37,12 +37,12 @@ #include #include #include +#include #include #include #include #include -#include #include "iomap.h" #include "common.h" diff --git a/trunk/arch/arm/mach-omap1/board-generic.c b/trunk/arch/arm/mach-omap1/board-generic.c index 6ec385e2b98e..e75e2d55a2d7 100644 --- a/trunk/arch/arm/mach-omap1/board-generic.c +++ b/trunk/arch/arm/mach-omap1/board-generic.c @@ -23,10 +23,8 @@ #include #include +#include #include - -#include - #include "common.h" /* assume no Mini-AB port */ diff --git a/trunk/arch/arm/mach-omap1/board-h2.c b/trunk/arch/arm/mach-omap1/board-h2.c index 44a4ab195fbc..a28e989a63f4 100644 --- a/trunk/arch/arm/mach-omap1/board-h2.c +++ b/trunk/arch/arm/mach-omap1/board-h2.c @@ -40,11 +40,11 @@ #include #include #include +#include #include #include #include -#include #include "common.h" #include "board-h2.h" diff --git a/trunk/arch/arm/mach-omap1/board-h3.c b/trunk/arch/arm/mach-omap1/board-h3.c index 86cb5a04a404..108a8640fc6f 100644 --- a/trunk/arch/arm/mach-omap1/board-h3.c +++ b/trunk/arch/arm/mach-omap1/board-h3.c @@ -40,13 +40,13 @@ #include #include +#include #include #include #include #include #include -#include #include "common.h" #include "board-h3.h" diff --git a/trunk/arch/arm/mach-omap1/board-htcherald.c b/trunk/arch/arm/mach-omap1/board-htcherald.c index b3f6e943e661..118a9d4a4c54 100644 --- a/trunk/arch/arm/mach-omap1/board-htcherald.c +++ b/trunk/arch/arm/mach-omap1/board-htcherald.c @@ -44,10 +44,10 @@ #include #include #include +#include #include #include -#include #include "common.h" diff --git a/trunk/arch/arm/mach-omap1/board-innovator.c b/trunk/arch/arm/mach-omap1/board-innovator.c index f21c2966daad..7970223a559d 100644 --- a/trunk/arch/arm/mach-omap1/board-innovator.c +++ b/trunk/arch/arm/mach-omap1/board-innovator.c @@ -35,11 +35,11 @@ #include #include #include +#include #include #include #include -#include #include "iomap.h" #include "common.h" diff --git a/trunk/arch/arm/mach-omap1/board-nokia770.c b/trunk/arch/arm/mach-omap1/board-nokia770.c index 4007a372481b..7212ae97f44a 100644 --- a/trunk/arch/arm/mach-omap1/board-nokia770.c +++ b/trunk/arch/arm/mach-omap1/board-nokia770.c @@ -26,6 +26,7 @@ #include #include +#include #include #include #include @@ -33,7 +34,6 @@ #include #include -#include #include "common.h" diff --git a/trunk/arch/arm/mach-omap1/board-osk.c b/trunk/arch/arm/mach-omap1/board-osk.c index 8784705edb60..da8d872d3d1c 100644 --- a/trunk/arch/arm/mach-omap1/board-osk.c +++ b/trunk/arch/arm/mach-omap1/board-osk.c @@ -45,11 +45,11 @@ #include #include +#include #include #include #include -#include #include "common.h" diff --git a/trunk/arch/arm/mach-omap1/board-palmte.c b/trunk/arch/arm/mach-omap1/board-palmte.c index 26bcb9defcdc..949b62a73693 100644 --- a/trunk/arch/arm/mach-omap1/board-palmte.c +++ b/trunk/arch/arm/mach-omap1/board-palmte.c @@ -35,6 +35,7 @@ #include #include +#include #include #include #include @@ -42,7 +43,6 @@ #include #include -#include #include "common.h" diff --git a/trunk/arch/arm/mach-omap1/board-palmtt.c b/trunk/arch/arm/mach-omap1/board-palmtt.c index 4d099446dfa8..7f1e1cf2bf46 100644 --- a/trunk/arch/arm/mach-omap1/board-palmtt.c +++ b/trunk/arch/arm/mach-omap1/board-palmtt.c @@ -35,6 +35,7 @@ #include #include #include +#include #include #include #include @@ -42,7 +43,6 @@ #include #include -#include #include "common.h" diff --git a/trunk/arch/arm/mach-omap1/board-palmz71.c b/trunk/arch/arm/mach-omap1/board-palmz71.c index cc71a26723ef..3c71c6bace2c 100644 --- a/trunk/arch/arm/mach-omap1/board-palmz71.c +++ b/trunk/arch/arm/mach-omap1/board-palmz71.c @@ -37,6 +37,7 @@ #include #include +#include #include #include #include @@ -44,7 +45,6 @@ #include #include -#include #include "common.h" diff --git a/trunk/arch/arm/mach-omap1/board-sx1.c b/trunk/arch/arm/mach-omap1/board-sx1.c index 8c665bd16ac2..3b7b82b13684 100644 --- a/trunk/arch/arm/mach-omap1/board-sx1.c +++ b/trunk/arch/arm/mach-omap1/board-sx1.c @@ -37,13 +37,13 @@ #include #include #include +#include #include #include #include #include #include -#include #include "common.h" diff --git a/trunk/arch/arm/mach-omap1/board-voiceblue.c b/trunk/arch/arm/mach-omap1/board-voiceblue.c index 3497769eb353..afd67f0ec495 100644 --- a/trunk/arch/arm/mach-omap1/board-voiceblue.c +++ b/trunk/arch/arm/mach-omap1/board-voiceblue.c @@ -35,10 +35,9 @@ #include #include #include -#include +#include #include -#include #include "common.h" diff --git a/trunk/arch/arm/mach-omap1/clock_data.c b/trunk/arch/arm/mach-omap1/clock_data.c index c007d80dfb62..c6ce93f71d08 100644 --- a/trunk/arch/arm/mach-omap1/clock_data.c +++ b/trunk/arch/arm/mach-omap1/clock_data.c @@ -25,11 +25,10 @@ #include #include #include -#include #include /* for omap_sram_reprogram_clock() */ +#include /* for OTG_BASE */ #include -#include /* for OTG_BASE */ #include "iomap.h" #include "clock.h" diff --git a/trunk/arch/arm/mach-omap1/include/mach/usb.h b/trunk/arch/arm/mach-omap1/include/mach/usb.h deleted file mode 100644 index 753cd5ce6949..000000000000 --- a/trunk/arch/arm/mach-omap1/include/mach/usb.h +++ /dev/null @@ -1,165 +0,0 @@ -/* - * FIXME correct answer depends on hmc_mode, - * as does (on omap1) any nonzero value for config->otg port number - */ -#ifdef CONFIG_USB_GADGET_OMAP -#define is_usb0_device(config) 1 -#else -#define is_usb0_device(config) 0 -#endif - -struct omap_usb_config { - /* Configure drivers according to the connectors on your board: - * - "A" connector (rectagular) - * ... for host/OHCI use, set "register_host". - * - "B" connector (squarish) or "Mini-B" - * ... for device/gadget use, set "register_dev". - * - "Mini-AB" connector (very similar to Mini-B) - * ... for OTG use as device OR host, initialize "otg" - */ - unsigned register_host:1; - unsigned register_dev:1; - u8 otg; /* port number, 1-based: usb1 == 2 */ - - u8 hmc_mode; - - /* implicitly true if otg: host supports remote wakeup? */ - u8 rwc; - - /* signaling pins used to talk to transceiver on usbN: - * 0 == usbN unused - * 2 == usb0-only, using internal transceiver - * 3 == 3 wire bidirectional - * 4 == 4 wire bidirectional - * 6 == 6 wire unidirectional (or TLL) - */ - u8 pins[3]; - - struct platform_device *udc_device; - struct platform_device *ohci_device; - struct platform_device *otg_device; - - u32 (*usb0_init)(unsigned nwires, unsigned is_device); - u32 (*usb1_init)(unsigned nwires); - u32 (*usb2_init)(unsigned nwires, unsigned alt_pingroup); - - int (*ocpi_enable)(void); -}; - -void omap_otg_init(struct omap_usb_config *config); - -#if defined(CONFIG_USB) || defined(CONFIG_USB_MODULE) -void omap1_usb_init(struct omap_usb_config *pdata); -#else -static inline void omap1_usb_init(struct omap_usb_config *pdata) -{ -} -#endif - -#define OMAP1_OTG_BASE 0xfffb0400 -#define OMAP1_UDC_BASE 0xfffb4000 -#define OMAP1_OHCI_BASE 0xfffba000 - -#define OMAP2_OHCI_BASE 0x4805e000 -#define OMAP2_UDC_BASE 0x4805e200 -#define OMAP2_OTG_BASE 0x4805e300 -#define OTG_BASE OMAP1_OTG_BASE -#define UDC_BASE OMAP1_UDC_BASE -#define OMAP_OHCI_BASE OMAP1_OHCI_BASE - -/* - * OTG and transceiver registers, for OMAPs starting with ARM926 - */ -#define OTG_REV (OTG_BASE + 0x00) -#define OTG_SYSCON_1 (OTG_BASE + 0x04) -# define USB2_TRX_MODE(w) (((w)>>24)&0x07) -# define USB1_TRX_MODE(w) (((w)>>20)&0x07) -# define USB0_TRX_MODE(w) (((w)>>16)&0x07) -# define OTG_IDLE_EN (1 << 15) -# define HST_IDLE_EN (1 << 14) -# define DEV_IDLE_EN (1 << 13) -# define OTG_RESET_DONE (1 << 2) -# define OTG_SOFT_RESET (1 << 1) -#define OTG_SYSCON_2 (OTG_BASE + 0x08) -# define OTG_EN (1 << 31) -# define USBX_SYNCHRO (1 << 30) -# define OTG_MST16 (1 << 29) -# define SRP_GPDATA (1 << 28) -# define SRP_GPDVBUS (1 << 27) -# define SRP_GPUVBUS(w) (((w)>>24)&0x07) -# define A_WAIT_VRISE(w) (((w)>>20)&0x07) -# define B_ASE_BRST(w) (((w)>>16)&0x07) -# define SRP_DPW (1 << 14) -# define SRP_DATA (1 << 13) -# define SRP_VBUS (1 << 12) -# define OTG_PADEN (1 << 10) -# define HMC_PADEN (1 << 9) -# define UHOST_EN (1 << 8) -# define HMC_TLLSPEED (1 << 7) -# define HMC_TLLATTACH (1 << 6) -# define OTG_HMC(w) (((w)>>0)&0x3f) -#define OTG_CTRL (OTG_BASE + 0x0c) -# define OTG_USB2_EN (1 << 29) -# define OTG_USB2_DP (1 << 28) -# define OTG_USB2_DM (1 << 27) -# define OTG_USB1_EN (1 << 26) -# define OTG_USB1_DP (1 << 25) -# define OTG_USB1_DM (1 << 24) -# define OTG_USB0_EN (1 << 23) -# define OTG_USB0_DP (1 << 22) -# define OTG_USB0_DM (1 << 21) -# define OTG_ASESSVLD (1 << 20) -# define OTG_BSESSEND (1 << 19) -# define OTG_BSESSVLD (1 << 18) -# define OTG_VBUSVLD (1 << 17) -# define OTG_ID (1 << 16) -# define OTG_DRIVER_SEL (1 << 15) -# define OTG_A_SETB_HNPEN (1 << 12) -# define OTG_A_BUSREQ (1 << 11) -# define OTG_B_HNPEN (1 << 9) -# define OTG_B_BUSREQ (1 << 8) -# define OTG_BUSDROP (1 << 7) -# define OTG_PULLDOWN (1 << 5) -# define OTG_PULLUP (1 << 4) -# define OTG_DRV_VBUS (1 << 3) -# define OTG_PD_VBUS (1 << 2) -# define OTG_PU_VBUS (1 << 1) -# define OTG_PU_ID (1 << 0) -#define OTG_IRQ_EN (OTG_BASE + 0x10) /* 16-bit */ -# define DRIVER_SWITCH (1 << 15) -# define A_VBUS_ERR (1 << 13) -# define A_REQ_TMROUT (1 << 12) -# define A_SRP_DETECT (1 << 11) -# define B_HNP_FAIL (1 << 10) -# define B_SRP_TMROUT (1 << 9) -# define B_SRP_DONE (1 << 8) -# define B_SRP_STARTED (1 << 7) -# define OPRT_CHG (1 << 0) -#define OTG_IRQ_SRC (OTG_BASE + 0x14) /* 16-bit */ - // same bits as in IRQ_EN -#define OTG_OUTCTRL (OTG_BASE + 0x18) /* 16-bit */ -# define OTGVPD (1 << 14) -# define OTGVPU (1 << 13) -# define OTGPUID (1 << 12) -# define USB2VDR (1 << 10) -# define USB2PDEN (1 << 9) -# define USB2PUEN (1 << 8) -# define USB1VDR (1 << 6) -# define USB1PDEN (1 << 5) -# define USB1PUEN (1 << 4) -# define USB0VDR (1 << 2) -# define USB0PDEN (1 << 1) -# define USB0PUEN (1 << 0) -#define OTG_TEST (OTG_BASE + 0x20) /* 16-bit */ -#define OTG_VENDOR_CODE (OTG_BASE + 0xfc) /* 16-bit */ - -/*-------------------------------------------------------------------------*/ - -/* OMAP1 */ -#define USB_TRANSCEIVER_CTRL (0xfffe1000 + 0x0064) -# define CONF_USB2_UNI_R (1 << 8) -# define CONF_USB1_UNI_R (1 << 7) -# define CONF_USB_PORT0_R(x) (((x)>>4)&0x7) -# define CONF_USB0_ISOLATE_R (1 << 3) -# define CONF_USB_PWRDN_DM_R (1 << 2) -# define CONF_USB_PWRDN_DP_R (1 << 1) diff --git a/trunk/arch/arm/mach-omap1/usb.c b/trunk/arch/arm/mach-omap1/usb.c index 65f88176fba8..e61afd922766 100644 --- a/trunk/arch/arm/mach-omap1/usb.c +++ b/trunk/arch/arm/mach-omap1/usb.c @@ -27,8 +27,7 @@ #include #include - -#include +#include #include "common.h" @@ -56,119 +55,6 @@ #define INT_USB_IRQ_HGEN INT_USB_HHC_1 #define INT_USB_IRQ_OTG IH2_BASE + 8 -#ifdef CONFIG_ARCH_OMAP_OTG - -void __init -omap_otg_init(struct omap_usb_config *config) -{ - u32 syscon; - int alt_pingroup = 0; - - /* NOTE: no bus or clock setup (yet?) */ - - syscon = omap_readl(OTG_SYSCON_1) & 0xffff; - if (!(syscon & OTG_RESET_DONE)) - pr_debug("USB resets not complete?\n"); - - //omap_writew(0, OTG_IRQ_EN); - - /* pin muxing and transceiver pinouts */ - if (config->pins[0] > 2) /* alt pingroup 2 */ - alt_pingroup = 1; - syscon |= config->usb0_init(config->pins[0], is_usb0_device(config)); - syscon |= config->usb1_init(config->pins[1]); - syscon |= config->usb2_init(config->pins[2], alt_pingroup); - pr_debug("OTG_SYSCON_1 = %08x\n", omap_readl(OTG_SYSCON_1)); - omap_writel(syscon, OTG_SYSCON_1); - - syscon = config->hmc_mode; - syscon |= USBX_SYNCHRO | (4 << 16) /* B_ASE0_BRST */; -#ifdef CONFIG_USB_OTG - if (config->otg) - syscon |= OTG_EN; -#endif - if (cpu_class_is_omap1()) - pr_debug("USB_TRANSCEIVER_CTRL = %03x\n", - omap_readl(USB_TRANSCEIVER_CTRL)); - pr_debug("OTG_SYSCON_2 = %08x\n", omap_readl(OTG_SYSCON_2)); - omap_writel(syscon, OTG_SYSCON_2); - - printk("USB: hmc %d", config->hmc_mode); - if (!alt_pingroup) - printk(", usb2 alt %d wires", config->pins[2]); - else if (config->pins[0]) - printk(", usb0 %d wires%s", config->pins[0], - is_usb0_device(config) ? " (dev)" : ""); - if (config->pins[1]) - printk(", usb1 %d wires", config->pins[1]); - if (!alt_pingroup && config->pins[2]) - printk(", usb2 %d wires", config->pins[2]); - if (config->otg) - printk(", Mini-AB on usb%d", config->otg - 1); - printk("\n"); - - if (cpu_class_is_omap1()) { - u16 w; - - /* leave USB clocks/controllers off until needed */ - w = omap_readw(ULPD_SOFT_REQ); - w &= ~SOFT_USB_CLK_REQ; - omap_writew(w, ULPD_SOFT_REQ); - - w = omap_readw(ULPD_CLOCK_CTRL); - w &= ~USB_MCLK_EN; - w |= DIS_USB_PVCI_CLK; - omap_writew(w, ULPD_CLOCK_CTRL); - } - syscon = omap_readl(OTG_SYSCON_1); - syscon |= HST_IDLE_EN|DEV_IDLE_EN|OTG_IDLE_EN; - -#ifdef CONFIG_USB_GADGET_OMAP - if (config->otg || config->register_dev) { - struct platform_device *udc_device = config->udc_device; - int status; - - syscon &= ~DEV_IDLE_EN; - udc_device->dev.platform_data = config; - status = platform_device_register(udc_device); - if (status) - pr_debug("can't register UDC device, %d\n", status); - } -#endif - -#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) - if (config->otg || config->register_host) { - struct platform_device *ohci_device = config->ohci_device; - int status; - - syscon &= ~HST_IDLE_EN; - ohci_device->dev.platform_data = config; - status = platform_device_register(ohci_device); - if (status) - pr_debug("can't register OHCI device, %d\n", status); - } -#endif - -#ifdef CONFIG_USB_OTG - if (config->otg) { - struct platform_device *otg_device = config->otg_device; - int status; - - syscon &= ~OTG_IDLE_EN; - otg_device->dev.platform_data = config; - status = platform_device_register(otg_device); - if (status) - pr_debug("can't register OTG device, %d\n", status); - } -#endif - pr_debug("OTG_SYSCON_1 = %08x\n", omap_readl(OTG_SYSCON_1)); - omap_writel(syscon, OTG_SYSCON_1); -} - -#else -void omap_otg_init(struct omap_usb_config *config) {} -#endif - #ifdef CONFIG_USB_GADGET_OMAP static struct resource udc_resources[] = { diff --git a/trunk/arch/arm/mach-omap2/Kconfig b/trunk/arch/arm/mach-omap2/Kconfig index 042f157a8f94..4cf5142f22cc 100644 --- a/trunk/arch/arm/mach-omap2/Kconfig +++ b/trunk/arch/arm/mach-omap2/Kconfig @@ -64,16 +64,19 @@ config SOC_OMAP2420 depends on ARCH_OMAP2 default y select OMAP_DM_TIMER + select ARCH_OMAP_OTG config SOC_OMAP2430 bool "OMAP2430 support" depends on ARCH_OMAP2 default y + select ARCH_OMAP_OTG config SOC_OMAP3430 bool "OMAP3430 support" depends on ARCH_OMAP3 default y + select ARCH_OMAP_OTG config SOC_TI81XX bool "TI81XX support" diff --git a/trunk/arch/arm/mach-omap2/Makefile b/trunk/arch/arm/mach-omap2/Makefile index 664224fb7405..fa742f3c2629 100644 --- a/trunk/arch/arm/mach-omap2/Makefile +++ b/trunk/arch/arm/mach-omap2/Makefile @@ -244,6 +244,9 @@ obj-y += $(omap-flash-y) $(omap-flash-m) omap-hsmmc-$(CONFIG_MMC_OMAP_HS) := hsmmc.o obj-y += $(omap-hsmmc-m) $(omap-hsmmc-y) + +usbfs-$(CONFIG_ARCH_OMAP_OTG) := usb-fs.o +obj-y += $(usbfs-m) $(usbfs-y) obj-y += usb-musb.o obj-y += omap_phy_internal.o diff --git a/trunk/arch/arm/mach-omap2/board-2430sdp.c b/trunk/arch/arm/mach-omap2/board-2430sdp.c index 6523aeabf9f2..99ca6bad5c30 100644 --- a/trunk/arch/arm/mach-omap2/board-2430sdp.c +++ b/trunk/arch/arm/mach-omap2/board-2430sdp.c @@ -254,6 +254,16 @@ static struct omap2_hsmmc_info mmc[] __initdata = { {} /* Terminator */ }; +static struct omap_usb_config sdp2430_usb_config __initdata = { + .otg = 1, +#ifdef CONFIG_USB_GADGET_OMAP + .hmc_mode = 0x0, +#elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) + .hmc_mode = 0x1, +#endif + .pins[0] = 3, +}; + #ifdef CONFIG_OMAP_MUX static struct omap_board_mux board_mux[] __initdata = { { .reg_offset = OMAP_MUX_TERMINATOR }, @@ -270,6 +280,7 @@ static void __init omap_2430sdp_init(void) omap_serial_init(); omap_sdrc_init(NULL, NULL); omap_hsmmc_init(mmc); + omap2_usbfs_init(&sdp2430_usb_config); omap_mux_init_signal("usb0hs_stp", OMAP_PULL_ENA | OMAP_PULL_UP); usb_musb_init(NULL); diff --git a/trunk/arch/arm/mach-omap2/board-apollon.c b/trunk/arch/arm/mach-omap2/board-apollon.c index 519bcd3079e8..502c31e123be 100644 --- a/trunk/arch/arm/mach-omap2/board-apollon.c +++ b/trunk/arch/arm/mach-omap2/board-apollon.c @@ -35,6 +35,7 @@ #include #include +#include #include #include "common.h" #include @@ -252,6 +253,13 @@ static inline void __init apollon_init_smc91x(void) clk_put(gpmc_fck); } +static struct omap_usb_config apollon_usb_config __initdata = { + .register_dev = 1, + .hmc_mode = 0x14, /* 0:dev 1:host1 2:disable */ + + .pins[0] = 6, +}; + static struct panel_generic_dpi_data apollon_panel_data = { .name = "apollon", }; @@ -289,6 +297,15 @@ static void __init apollon_led_init(void) gpio_request_array(apollon_gpio_leds, ARRAY_SIZE(apollon_gpio_leds)); } +static void __init apollon_usb_init(void) +{ + /* USB device */ + /* DEVICE_SUSPEND */ + omap_mux_init_signal("mcbsp2_clkx.gpio_12", 0); + gpio_request_one(12, GPIOF_OUT_INIT_LOW, "USB suspend"); + omap2_usbfs_init(&apollon_usb_config); +} + #ifdef CONFIG_OMAP_MUX static struct omap_board_mux board_mux[] __initdata = { { .reg_offset = OMAP_MUX_TERMINATOR }, @@ -304,6 +321,7 @@ static void __init omap_apollon_init(void) apollon_init_smc91x(); apollon_led_init(); apollon_flash_init(); + apollon_usb_init(); /* REVISIT: where's the correct place */ omap_mux_init_signal("sys_nirq", OMAP_PULL_ENA | OMAP_PULL_UP); diff --git a/trunk/arch/arm/mach-omap2/board-h4.c b/trunk/arch/arm/mach-omap2/board-h4.c index ace20482e3e1..876becf8205a 100644 --- a/trunk/arch/arm/mach-omap2/board-h4.c +++ b/trunk/arch/arm/mach-omap2/board-h4.c @@ -32,6 +32,7 @@ #include #include +#include #include #include "common.h" #include @@ -328,6 +329,17 @@ static void __init h4_init_flash(void) h4_flash_resource.end = base + SZ_64M - 1; } +static struct omap_usb_config h4_usb_config __initdata = { + /* S1.10 OFF -- usb "download port" + * usb0 switched to Mini-B port and isp1105 transceiver; + * S2.POS3 = ON, S2.POS4 = OFF ... to enable battery charging + */ + .register_dev = 1, + .pins[0] = 3, +/* .hmc_mode = 0x14,*/ /* 0:dev 1:host 2:disable */ + .hmc_mode = 0x00, /* 0:dev|otg 1:disable 2:disable */ +}; + static struct at24_platform_data m24c01 = { .byte_len = SZ_1K / 8, .page_size = 16, @@ -369,6 +381,7 @@ static void __init omap_h4_init(void) ARRAY_SIZE(h4_i2c_board_info)); platform_add_devices(h4_devices, ARRAY_SIZE(h4_devices)); + omap2_usbfs_init(&h4_usb_config); omap_serial_init(); omap_sdrc_init(NULL, NULL); h4_init_flash(); diff --git a/trunk/arch/arm/mach-omap2/usb-fs.c b/trunk/arch/arm/mach-omap2/usb-fs.c new file mode 100644 index 000000000000..1481078763b8 --- /dev/null +++ b/trunk/arch/arm/mach-omap2/usb-fs.c @@ -0,0 +1,359 @@ +/* + * Platform level USB initialization for FS USB OTG controller on omap1 and 24xx + * + * Copyright (C) 2004 Texas Instruments, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include +#include +#include +#include +#include +#include +#include +#include + +#include + +#include +#include + +#include "control.h" +#include "mux.h" + +#define INT_USB_IRQ_GEN INT_24XX_USB_IRQ_GEN +#define INT_USB_IRQ_NISO INT_24XX_USB_IRQ_NISO +#define INT_USB_IRQ_ISO INT_24XX_USB_IRQ_ISO +#define INT_USB_IRQ_HGEN INT_24XX_USB_IRQ_HGEN +#define INT_USB_IRQ_OTG INT_24XX_USB_IRQ_OTG + +#if defined(CONFIG_ARCH_OMAP2) + +#ifdef CONFIG_USB_GADGET_OMAP + +static struct resource udc_resources[] = { + /* order is significant! */ + { /* registers */ + .start = UDC_BASE, + .end = UDC_BASE + 0xff, + .flags = IORESOURCE_MEM, + }, { /* general IRQ */ + .start = INT_USB_IRQ_GEN, + .flags = IORESOURCE_IRQ, + }, { /* PIO IRQ */ + .start = INT_USB_IRQ_NISO, + .flags = IORESOURCE_IRQ, + }, { /* SOF IRQ */ + .start = INT_USB_IRQ_ISO, + .flags = IORESOURCE_IRQ, + }, +}; + +static u64 udc_dmamask = ~(u32)0; + +static struct platform_device udc_device = { + .name = "omap_udc", + .id = -1, + .dev = { + .dma_mask = &udc_dmamask, + .coherent_dma_mask = 0xffffffff, + }, + .num_resources = ARRAY_SIZE(udc_resources), + .resource = udc_resources, +}; + +static inline void udc_device_init(struct omap_usb_config *pdata) +{ + pdata->udc_device = &udc_device; +} + +#else + +static inline void udc_device_init(struct omap_usb_config *pdata) +{ +} + +#endif + +#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) + +/* The dmamask must be set for OHCI to work */ +static u64 ohci_dmamask = ~(u32)0; + +static struct resource ohci_resources[] = { + { + .start = OMAP_OHCI_BASE, + .end = OMAP_OHCI_BASE + 0xff, + .flags = IORESOURCE_MEM, + }, + { + .start = INT_USB_IRQ_HGEN, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device ohci_device = { + .name = "ohci", + .id = -1, + .dev = { + .dma_mask = &ohci_dmamask, + .coherent_dma_mask = 0xffffffff, + }, + .num_resources = ARRAY_SIZE(ohci_resources), + .resource = ohci_resources, +}; + +static inline void ohci_device_init(struct omap_usb_config *pdata) +{ + pdata->ohci_device = &ohci_device; +} + +#else + +static inline void ohci_device_init(struct omap_usb_config *pdata) +{ +} + +#endif + +#if defined(CONFIG_USB_OTG) && defined(CONFIG_ARCH_OMAP_OTG) + +static struct resource otg_resources[] = { + /* order is significant! */ + { + .start = OTG_BASE, + .end = OTG_BASE + 0xff, + .flags = IORESOURCE_MEM, + }, { + .start = INT_USB_IRQ_OTG, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device otg_device = { + .name = "omap_otg", + .id = -1, + .num_resources = ARRAY_SIZE(otg_resources), + .resource = otg_resources, +}; + +static inline void otg_device_init(struct omap_usb_config *pdata) +{ + pdata->otg_device = &otg_device; +} + +#else + +static inline void otg_device_init(struct omap_usb_config *pdata) +{ +} + +#endif + +static void omap2_usb_devconf_clear(u8 port, u32 mask) +{ + u32 r; + + r = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0); + r &= ~USBTXWRMODEI(port, mask); + omap_ctrl_writel(r, OMAP2_CONTROL_DEVCONF0); +} + +static void omap2_usb_devconf_set(u8 port, u32 mask) +{ + u32 r; + + r = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0); + r |= USBTXWRMODEI(port, mask); + omap_ctrl_writel(r, OMAP2_CONTROL_DEVCONF0); +} + +static void omap2_usb2_disable_5pinbitll(void) +{ + u32 r; + + r = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0); + r &= ~(USBTXWRMODEI(2, USB_BIDIR_TLL) | USBT2TLL5PI); + omap_ctrl_writel(r, OMAP2_CONTROL_DEVCONF0); +} + +static void omap2_usb2_enable_5pinunitll(void) +{ + u32 r; + + r = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0); + r |= USBTXWRMODEI(2, USB_UNIDIR_TLL) | USBT2TLL5PI; + omap_ctrl_writel(r, OMAP2_CONTROL_DEVCONF0); +} + +static u32 __init omap2_usb0_init(unsigned nwires, unsigned is_device) +{ + u32 syscon1 = 0; + + omap2_usb_devconf_clear(0, USB_BIDIR_TLL); + + if (nwires == 0) + return 0; + + if (is_device) + omap_mux_init_signal("usb0_puen", 0); + + omap_mux_init_signal("usb0_dat", 0); + omap_mux_init_signal("usb0_txen", 0); + omap_mux_init_signal("usb0_se0", 0); + if (nwires != 3) + omap_mux_init_signal("usb0_rcv", 0); + + switch (nwires) { + case 3: + syscon1 = 2; + omap2_usb_devconf_set(0, USB_BIDIR); + break; + case 4: + syscon1 = 1; + omap2_usb_devconf_set(0, USB_BIDIR); + break; + case 6: + syscon1 = 3; + omap_mux_init_signal("usb0_vp", 0); + omap_mux_init_signal("usb0_vm", 0); + omap2_usb_devconf_set(0, USB_UNIDIR); + break; + default: + printk(KERN_ERR "illegal usb%d %d-wire transceiver\n", + 0, nwires); + } + + return syscon1 << 16; +} + +static u32 __init omap2_usb1_init(unsigned nwires) +{ + u32 syscon1 = 0; + + omap2_usb_devconf_clear(1, USB_BIDIR_TLL); + + if (nwires == 0) + return 0; + + /* NOTE: board-specific code must set up pin muxing for usb1, + * since each signal could come out on either of two balls. + */ + + switch (nwires) { + case 2: + /* NOTE: board-specific code must override this setting if + * this TLL link is not using DP/DM + */ + syscon1 = 1; + omap2_usb_devconf_set(1, USB_BIDIR_TLL); + break; + case 3: + syscon1 = 2; + omap2_usb_devconf_set(1, USB_BIDIR); + break; + case 4: + syscon1 = 1; + omap2_usb_devconf_set(1, USB_BIDIR); + break; + case 6: + default: + printk(KERN_ERR "illegal usb%d %d-wire transceiver\n", + 1, nwires); + } + + return syscon1 << 20; +} + +static u32 __init omap2_usb2_init(unsigned nwires, unsigned alt_pingroup) +{ + u32 syscon1 = 0; + + omap2_usb2_disable_5pinbitll(); + alt_pingroup = 0; + + /* NOTE omap1 erratum: must leave USB2_UNI_R set if usb0 in use */ + if (alt_pingroup || nwires == 0) + return 0; + + omap_mux_init_signal("usb2_dat", 0); + omap_mux_init_signal("usb2_se0", 0); + if (nwires > 2) + omap_mux_init_signal("usb2_txen", 0); + if (nwires > 3) + omap_mux_init_signal("usb2_rcv", 0); + + switch (nwires) { + case 2: + /* NOTE: board-specific code must override this setting if + * this TLL link is not using DP/DM + */ + syscon1 = 1; + omap2_usb_devconf_set(2, USB_BIDIR_TLL); + break; + case 3: + syscon1 = 2; + omap2_usb_devconf_set(2, USB_BIDIR); + break; + case 4: + syscon1 = 1; + omap2_usb_devconf_set(2, USB_BIDIR); + break; + case 5: + /* NOTE: board-specific code must mux this setting depending + * on TLL link using DP/DM. Something must also + * set up OTG_SYSCON2.HMC_TLL{ATTACH,SPEED} + * 2420: hdq_sio.usb2_tllse0 or vlynq_rx0.usb2_tllse0 + * 2430: hdq_sio.usb2_tllse0 or sdmmc2_dat0.usb2_tllse0 + */ + + syscon1 = 3; + omap2_usb2_enable_5pinunitll(); + break; + case 6: + default: + printk(KERN_ERR "illegal usb%d %d-wire transceiver\n", + 2, nwires); + } + + return syscon1 << 24; +} + +void __init omap2_usbfs_init(struct omap_usb_config *pdata) +{ + struct clk *ick; + + if (!cpu_is_omap24xx()) + return; + + ick = clk_get(NULL, "usb_l4_ick"); + if (IS_ERR(ick)) + return; + + clk_enable(ick); + pdata->usb0_init = omap2_usb0_init; + pdata->usb1_init = omap2_usb1_init; + pdata->usb2_init = omap2_usb2_init; + udc_device_init(pdata); + ohci_device_init(pdata); + otg_device_init(pdata); + omap_otg_init(pdata); + clk_disable(ick); + clk_put(ick); +} + +#endif diff --git a/trunk/arch/arm/plat-omap/Makefile b/trunk/arch/arm/plat-omap/Makefile index 6d87532871cd..ed8605f01155 100644 --- a/trunk/arch/arm/plat-omap/Makefile +++ b/trunk/arch/arm/plat-omap/Makefile @@ -4,7 +4,7 @@ # Common support obj-y := common.o sram.o clock.o devices.o dma.o mux.o \ - fb.o counter_32k.o + usb.o fb.o counter_32k.o obj-m := obj-n := obj- := diff --git a/trunk/arch/arm/plat-omap/dma.c b/trunk/arch/arm/plat-omap/dma.c index cb16ade437cb..7fe626761e53 100644 --- a/trunk/arch/arm/plat-omap/dma.c +++ b/trunk/arch/arm/plat-omap/dma.c @@ -573,22 +573,25 @@ EXPORT_SYMBOL(omap_set_dma_dest_burst_mode); static inline void omap_enable_channel_irq(int lch) { - u32 status; - /* Clear CSR */ if (cpu_class_is_omap1()) - status = p->dma_read(CSR, lch); - else if (cpu_class_is_omap2()) + p->dma_read(CSR, lch); + else p->dma_write(OMAP2_DMA_CSR_CLEAR_MASK, CSR, lch); /* Enable some nice interrupts. */ p->dma_write(dma_chan[lch].enabled_irqs, CICR, lch); } -static void omap_disable_channel_irq(int lch) +static inline void omap_disable_channel_irq(int lch) { - if (cpu_class_is_omap2()) - p->dma_write(0, CICR, lch); + /* disable channel interrupts */ + p->dma_write(0, CICR, lch); + /* Clear CSR */ + if (cpu_class_is_omap1()) + p->dma_read(CSR, lch); + else + p->dma_write(OMAP2_DMA_CSR_CLEAR_MASK, CSR, lch); } void omap_enable_dma_irq(int lch, u16 bits) @@ -632,14 +635,14 @@ static inline void disable_lnk(int lch) l = p->dma_read(CLNK_CTRL, lch); /* Disable interrupts */ + omap_disable_channel_irq(lch); + if (cpu_class_is_omap1()) { - p->dma_write(0, CICR, lch); /* Set the STOP_LNK bit */ l |= 1 << 14; } if (cpu_class_is_omap2()) { - omap_disable_channel_irq(lch); /* Clear the ENABLE_LNK bit */ l &= ~(1 << 15); } @@ -657,6 +660,9 @@ static inline void omap2_enable_irq_lch(int lch) return; spin_lock_irqsave(&dma_chan_lock, flags); + /* clear IRQ STATUS */ + p->dma_write(1 << lch, IRQSTATUS_L0, lch); + /* Enable interrupt */ val = p->dma_read(IRQENABLE_L0, lch); val |= 1 << lch; p->dma_write(val, IRQENABLE_L0, lch); @@ -672,9 +678,12 @@ static inline void omap2_disable_irq_lch(int lch) return; spin_lock_irqsave(&dma_chan_lock, flags); + /* Disable interrupt */ val = p->dma_read(IRQENABLE_L0, lch); val &= ~(1 << lch); p->dma_write(val, IRQENABLE_L0, lch); + /* clear IRQ STATUS */ + p->dma_write(1 << lch, IRQSTATUS_L0, lch); spin_unlock_irqrestore(&dma_chan_lock, flags); } @@ -745,11 +754,8 @@ int omap_request_dma(int dev_id, const char *dev_name, } if (cpu_class_is_omap2()) { - omap2_enable_irq_lch(free_ch); omap_enable_channel_irq(free_ch); - /* Clear the CSR register and IRQ status register */ - p->dma_write(OMAP2_DMA_CSR_CLEAR_MASK, CSR, free_ch); - p->dma_write(1 << free_ch, IRQSTATUS_L0, 0); + omap2_enable_irq_lch(free_ch); } *dma_ch_out = free_ch; @@ -768,27 +774,19 @@ void omap_free_dma(int lch) return; } - if (cpu_class_is_omap1()) { - /* Disable all DMA interrupts for the channel. */ - p->dma_write(0, CICR, lch); - /* Make sure the DMA transfer is stopped. */ - p->dma_write(0, CCR, lch); - } - - if (cpu_class_is_omap2()) { + /* Disable interrupt for logical channel */ + if (cpu_class_is_omap2()) omap2_disable_irq_lch(lch); - /* Clear the CSR register and IRQ status register */ - p->dma_write(OMAP2_DMA_CSR_CLEAR_MASK, CSR, lch); - p->dma_write(1 << lch, IRQSTATUS_L0, lch); + /* Disable all DMA interrupts for the channel. */ + omap_disable_channel_irq(lch); - /* Disable all DMA interrupts for the channel. */ - p->dma_write(0, CICR, lch); + /* Make sure the DMA transfer is stopped. */ + p->dma_write(0, CCR, lch); - /* Make sure the DMA transfer is stopped. */ - p->dma_write(0, CCR, lch); + /* Clear registers */ + if (cpu_class_is_omap2()) omap_clear_dma(lch); - } spin_lock_irqsave(&dma_chan_lock, flags); dma_chan[lch].dev_id = -1; @@ -943,8 +941,7 @@ void omap_stop_dma(int lch) u32 l; /* Disable all interrupts on the channel */ - if (cpu_class_is_omap1()) - p->dma_write(0, CICR, lch); + omap_disable_channel_irq(lch); l = p->dma_read(CCR, lch); if (IS_DMA_ERRATA(DMA_ERRATA_i541) && diff --git a/trunk/arch/arm/plat-omap/include/plat/board.h b/trunk/arch/arm/plat-omap/include/plat/board.h index e62f20a5c0af..4814c5b65306 100644 --- a/trunk/arch/arm/plat-omap/include/plat/board.h +++ b/trunk/arch/arm/plat-omap/include/plat/board.h @@ -57,6 +57,44 @@ struct omap_camera_sensor_config { int (*power_off)(void * data); }; +struct omap_usb_config { + /* Configure drivers according to the connectors on your board: + * - "A" connector (rectagular) + * ... for host/OHCI use, set "register_host". + * - "B" connector (squarish) or "Mini-B" + * ... for device/gadget use, set "register_dev". + * - "Mini-AB" connector (very similar to Mini-B) + * ... for OTG use as device OR host, initialize "otg" + */ + unsigned register_host:1; + unsigned register_dev:1; + u8 otg; /* port number, 1-based: usb1 == 2 */ + + u8 hmc_mode; + + /* implicitly true if otg: host supports remote wakeup? */ + u8 rwc; + + /* signaling pins used to talk to transceiver on usbN: + * 0 == usbN unused + * 2 == usb0-only, using internal transceiver + * 3 == 3 wire bidirectional + * 4 == 4 wire bidirectional + * 6 == 6 wire unidirectional (or TLL) + */ + u8 pins[3]; + + struct platform_device *udc_device; + struct platform_device *ohci_device; + struct platform_device *otg_device; + + u32 (*usb0_init)(unsigned nwires, unsigned is_device); + u32 (*usb1_init)(unsigned nwires); + u32 (*usb2_init)(unsigned nwires, unsigned alt_pingroup); + + int (*ocpi_enable)(void); +}; + struct omap_lcd_config { char panel_name[16]; char ctrl_name[16]; diff --git a/trunk/arch/arm/plat-omap/include/plat/usb.h b/trunk/arch/arm/plat-omap/include/plat/usb.h index 548a4c8d63df..762eeb0626c1 100644 --- a/trunk/arch/arm/plat-omap/include/plat/usb.h +++ b/trunk/arch/arm/plat-omap/include/plat/usb.h @@ -44,8 +44,6 @@ struct usbhs_omap_board_data { struct regulator *regulator[OMAP3_HS_USB_PORTS]; }; -#ifdef CONFIG_ARCH_OMAP2PLUS - struct ehci_hcd_omap_platform_data { enum usbhs_omap_port_mode port_mode[OMAP3_HS_USB_PORTS]; int reset_gpio_port[OMAP3_HS_USB_PORTS]; @@ -66,6 +64,26 @@ struct usbhs_omap_platform_data { }; /*-------------------------------------------------------------------------*/ +#define OMAP1_OTG_BASE 0xfffb0400 +#define OMAP1_UDC_BASE 0xfffb4000 +#define OMAP1_OHCI_BASE 0xfffba000 + +#define OMAP2_OHCI_BASE 0x4805e000 +#define OMAP2_UDC_BASE 0x4805e200 +#define OMAP2_OTG_BASE 0x4805e300 + +#ifdef CONFIG_ARCH_OMAP1 + +#define OTG_BASE OMAP1_OTG_BASE +#define UDC_BASE OMAP1_UDC_BASE +#define OMAP_OHCI_BASE OMAP1_OHCI_BASE + +#else + +#define OTG_BASE OMAP2_OTG_BASE +#define UDC_BASE OMAP2_UDC_BASE +#define OMAP_OHCI_BASE OMAP2_OHCI_BASE + struct omap_musb_board_data { u8 interface_type; u8 mode; @@ -89,6 +107,44 @@ extern int omap4430_phy_init(struct device *dev); extern int omap4430_phy_exit(struct device *dev); extern int omap4430_phy_suspend(struct device *dev, int suspend); +/* + * NOTE: Please update omap USB drivers to use ioremap + read/write + */ + +#define OMAP2_L4_IO_OFFSET 0xb2000000 +#define OMAP2_L4_IO_ADDRESS(pa) IOMEM((pa) + OMAP2_L4_IO_OFFSET) + +static inline u8 omap_readb(u32 pa) +{ + return __raw_readb(OMAP2_L4_IO_ADDRESS(pa)); +} + +static inline u16 omap_readw(u32 pa) +{ + return __raw_readw(OMAP2_L4_IO_ADDRESS(pa)); +} + +static inline u32 omap_readl(u32 pa) +{ + return __raw_readl(OMAP2_L4_IO_ADDRESS(pa)); +} + +static inline void omap_writeb(u8 v, u32 pa) +{ + __raw_writeb(v, OMAP2_L4_IO_ADDRESS(pa)); +} + + +static inline void omap_writew(u16 v, u32 pa) +{ + __raw_writew(v, OMAP2_L4_IO_ADDRESS(pa)); +} + +static inline void omap_writel(u32 v, u32 pa) +{ + __raw_writel(v, OMAP2_L4_IO_ADDRESS(pa)); +} + #endif extern void am35x_musb_reset(void); @@ -97,6 +153,142 @@ extern void am35x_musb_clear_irq(void); extern void am35x_set_mode(u8 musb_mode); extern void ti81xx_musb_phy_power(u8 on); +/* + * FIXME correct answer depends on hmc_mode, + * as does (on omap1) any nonzero value for config->otg port number + */ +#ifdef CONFIG_USB_GADGET_OMAP +#define is_usb0_device(config) 1 +#else +#define is_usb0_device(config) 0 +#endif + +void omap_otg_init(struct omap_usb_config *config); + +#if defined(CONFIG_USB) || defined(CONFIG_USB_MODULE) +void omap1_usb_init(struct omap_usb_config *pdata); +#else +static inline void omap1_usb_init(struct omap_usb_config *pdata) +{ +} +#endif + +#if defined(CONFIG_ARCH_OMAP_OTG) || defined(CONFIG_ARCH_OMAP_OTG_MODULE) +void omap2_usbfs_init(struct omap_usb_config *pdata); +#else +static inline void omap2_usbfs_init(struct omap_usb_config *pdata) +{ +} +#endif + +/*-------------------------------------------------------------------------*/ + +/* + * OTG and transceiver registers, for OMAPs starting with ARM926 + */ +#define OTG_REV (OTG_BASE + 0x00) +#define OTG_SYSCON_1 (OTG_BASE + 0x04) +# define USB2_TRX_MODE(w) (((w)>>24)&0x07) +# define USB1_TRX_MODE(w) (((w)>>20)&0x07) +# define USB0_TRX_MODE(w) (((w)>>16)&0x07) +# define OTG_IDLE_EN (1 << 15) +# define HST_IDLE_EN (1 << 14) +# define DEV_IDLE_EN (1 << 13) +# define OTG_RESET_DONE (1 << 2) +# define OTG_SOFT_RESET (1 << 1) +#define OTG_SYSCON_2 (OTG_BASE + 0x08) +# define OTG_EN (1 << 31) +# define USBX_SYNCHRO (1 << 30) +# define OTG_MST16 (1 << 29) +# define SRP_GPDATA (1 << 28) +# define SRP_GPDVBUS (1 << 27) +# define SRP_GPUVBUS(w) (((w)>>24)&0x07) +# define A_WAIT_VRISE(w) (((w)>>20)&0x07) +# define B_ASE_BRST(w) (((w)>>16)&0x07) +# define SRP_DPW (1 << 14) +# define SRP_DATA (1 << 13) +# define SRP_VBUS (1 << 12) +# define OTG_PADEN (1 << 10) +# define HMC_PADEN (1 << 9) +# define UHOST_EN (1 << 8) +# define HMC_TLLSPEED (1 << 7) +# define HMC_TLLATTACH (1 << 6) +# define OTG_HMC(w) (((w)>>0)&0x3f) +#define OTG_CTRL (OTG_BASE + 0x0c) +# define OTG_USB2_EN (1 << 29) +# define OTG_USB2_DP (1 << 28) +# define OTG_USB2_DM (1 << 27) +# define OTG_USB1_EN (1 << 26) +# define OTG_USB1_DP (1 << 25) +# define OTG_USB1_DM (1 << 24) +# define OTG_USB0_EN (1 << 23) +# define OTG_USB0_DP (1 << 22) +# define OTG_USB0_DM (1 << 21) +# define OTG_ASESSVLD (1 << 20) +# define OTG_BSESSEND (1 << 19) +# define OTG_BSESSVLD (1 << 18) +# define OTG_VBUSVLD (1 << 17) +# define OTG_ID (1 << 16) +# define OTG_DRIVER_SEL (1 << 15) +# define OTG_A_SETB_HNPEN (1 << 12) +# define OTG_A_BUSREQ (1 << 11) +# define OTG_B_HNPEN (1 << 9) +# define OTG_B_BUSREQ (1 << 8) +# define OTG_BUSDROP (1 << 7) +# define OTG_PULLDOWN (1 << 5) +# define OTG_PULLUP (1 << 4) +# define OTG_DRV_VBUS (1 << 3) +# define OTG_PD_VBUS (1 << 2) +# define OTG_PU_VBUS (1 << 1) +# define OTG_PU_ID (1 << 0) +#define OTG_IRQ_EN (OTG_BASE + 0x10) /* 16-bit */ +# define DRIVER_SWITCH (1 << 15) +# define A_VBUS_ERR (1 << 13) +# define A_REQ_TMROUT (1 << 12) +# define A_SRP_DETECT (1 << 11) +# define B_HNP_FAIL (1 << 10) +# define B_SRP_TMROUT (1 << 9) +# define B_SRP_DONE (1 << 8) +# define B_SRP_STARTED (1 << 7) +# define OPRT_CHG (1 << 0) +#define OTG_IRQ_SRC (OTG_BASE + 0x14) /* 16-bit */ + // same bits as in IRQ_EN +#define OTG_OUTCTRL (OTG_BASE + 0x18) /* 16-bit */ +# define OTGVPD (1 << 14) +# define OTGVPU (1 << 13) +# define OTGPUID (1 << 12) +# define USB2VDR (1 << 10) +# define USB2PDEN (1 << 9) +# define USB2PUEN (1 << 8) +# define USB1VDR (1 << 6) +# define USB1PDEN (1 << 5) +# define USB1PUEN (1 << 4) +# define USB0VDR (1 << 2) +# define USB0PDEN (1 << 1) +# define USB0PUEN (1 << 0) +#define OTG_TEST (OTG_BASE + 0x20) /* 16-bit */ +#define OTG_VENDOR_CODE (OTG_BASE + 0xfc) /* 16-bit */ + +/*-------------------------------------------------------------------------*/ + +/* OMAP1 */ +#define USB_TRANSCEIVER_CTRL (0xfffe1000 + 0x0064) +# define CONF_USB2_UNI_R (1 << 8) +# define CONF_USB1_UNI_R (1 << 7) +# define CONF_USB_PORT0_R(x) (((x)>>4)&0x7) +# define CONF_USB0_ISOLATE_R (1 << 3) +# define CONF_USB_PWRDN_DM_R (1 << 2) +# define CONF_USB_PWRDN_DP_R (1 << 1) + +/* OMAP2 */ +# define USB_UNIDIR 0x0 +# define USB_UNIDIR_TLL 0x1 +# define USB_BIDIR 0x2 +# define USB_BIDIR_TLL 0x3 +# define USBTXWRMODEI(port, x) ((x) << (22 - (port * 2))) +# define USBT2TLL5PI (1 << 17) +# define USB0PUENACTLOI (1 << 16) +# define USBSTANDBYCTRL (1 << 15) /* AM35x */ /* USB 2.0 PHY Control */ #define CONF2_PHY_GPIOMODE (1 << 23) diff --git a/trunk/arch/arm/plat-omap/usb.c b/trunk/arch/arm/plat-omap/usb.c new file mode 100644 index 000000000000..daa0327381b5 --- /dev/null +++ b/trunk/arch/arm/plat-omap/usb.c @@ -0,0 +1,145 @@ + /* + * arch/arm/plat-omap/usb.c -- platform level USB initialization + * + * Copyright (C) 2004 Texas Instruments, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#undef DEBUG + +#include +#include +#include +#include +#include + +#include +#include + +#include + +#ifdef CONFIG_ARCH_OMAP_OTG + +void __init +omap_otg_init(struct omap_usb_config *config) +{ + u32 syscon; + int alt_pingroup = 0; + + /* NOTE: no bus or clock setup (yet?) */ + + syscon = omap_readl(OTG_SYSCON_1) & 0xffff; + if (!(syscon & OTG_RESET_DONE)) + pr_debug("USB resets not complete?\n"); + + //omap_writew(0, OTG_IRQ_EN); + + /* pin muxing and transceiver pinouts */ + if (config->pins[0] > 2) /* alt pingroup 2 */ + alt_pingroup = 1; + syscon |= config->usb0_init(config->pins[0], is_usb0_device(config)); + syscon |= config->usb1_init(config->pins[1]); + syscon |= config->usb2_init(config->pins[2], alt_pingroup); + pr_debug("OTG_SYSCON_1 = %08x\n", omap_readl(OTG_SYSCON_1)); + omap_writel(syscon, OTG_SYSCON_1); + + syscon = config->hmc_mode; + syscon |= USBX_SYNCHRO | (4 << 16) /* B_ASE0_BRST */; +#ifdef CONFIG_USB_OTG + if (config->otg) + syscon |= OTG_EN; +#endif + if (cpu_class_is_omap1()) + pr_debug("USB_TRANSCEIVER_CTRL = %03x\n", + omap_readl(USB_TRANSCEIVER_CTRL)); + pr_debug("OTG_SYSCON_2 = %08x\n", omap_readl(OTG_SYSCON_2)); + omap_writel(syscon, OTG_SYSCON_2); + + printk("USB: hmc %d", config->hmc_mode); + if (!alt_pingroup) + printk(", usb2 alt %d wires", config->pins[2]); + else if (config->pins[0]) + printk(", usb0 %d wires%s", config->pins[0], + is_usb0_device(config) ? " (dev)" : ""); + if (config->pins[1]) + printk(", usb1 %d wires", config->pins[1]); + if (!alt_pingroup && config->pins[2]) + printk(", usb2 %d wires", config->pins[2]); + if (config->otg) + printk(", Mini-AB on usb%d", config->otg - 1); + printk("\n"); + + if (cpu_class_is_omap1()) { + u16 w; + + /* leave USB clocks/controllers off until needed */ + w = omap_readw(ULPD_SOFT_REQ); + w &= ~SOFT_USB_CLK_REQ; + omap_writew(w, ULPD_SOFT_REQ); + + w = omap_readw(ULPD_CLOCK_CTRL); + w &= ~USB_MCLK_EN; + w |= DIS_USB_PVCI_CLK; + omap_writew(w, ULPD_CLOCK_CTRL); + } + syscon = omap_readl(OTG_SYSCON_1); + syscon |= HST_IDLE_EN|DEV_IDLE_EN|OTG_IDLE_EN; + +#ifdef CONFIG_USB_GADGET_OMAP + if (config->otg || config->register_dev) { + struct platform_device *udc_device = config->udc_device; + int status; + + syscon &= ~DEV_IDLE_EN; + udc_device->dev.platform_data = config; + status = platform_device_register(udc_device); + if (status) + pr_debug("can't register UDC device, %d\n", status); + } +#endif + +#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) + if (config->otg || config->register_host) { + struct platform_device *ohci_device = config->ohci_device; + int status; + + syscon &= ~HST_IDLE_EN; + ohci_device->dev.platform_data = config; + status = platform_device_register(ohci_device); + if (status) + pr_debug("can't register OHCI device, %d\n", status); + } +#endif + +#ifdef CONFIG_USB_OTG + if (config->otg) { + struct platform_device *otg_device = config->otg_device; + int status; + + syscon &= ~OTG_IDLE_EN; + otg_device->dev.platform_data = config; + status = platform_device_register(otg_device); + if (status) + pr_debug("can't register OTG device, %d\n", status); + } +#endif + pr_debug("OTG_SYSCON_1 = %08x\n", omap_readl(OTG_SYSCON_1)); + omap_writel(syscon, OTG_SYSCON_1); +} + +#else +void omap_otg_init(struct omap_usb_config *config) {} +#endif diff --git a/trunk/drivers/usb/gadget/Kconfig b/trunk/drivers/usb/gadget/Kconfig index 271ca161d7ef..bddc8fd9a7be 100644 --- a/trunk/drivers/usb/gadget/Kconfig +++ b/trunk/drivers/usb/gadget/Kconfig @@ -185,7 +185,7 @@ config USB_FUSB300 config USB_OMAP tristate "OMAP USB Device Controller" - depends on ARCH_OMAP1 + depends on ARCH_OMAP select ISP1301_OMAP if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_H4_OTG select USB_OTG_UTILS if ARCH_OMAP help diff --git a/trunk/drivers/usb/gadget/omap_udc.c b/trunk/drivers/usb/gadget/omap_udc.c index 2acf06cd9225..7ba32469c5bd 100644 --- a/trunk/drivers/usb/gadget/omap_udc.c +++ b/trunk/drivers/usb/gadget/omap_udc.c @@ -44,8 +44,7 @@ #include #include - -#include +#include #include "omap_udc.h" diff --git a/trunk/drivers/usb/host/Kconfig b/trunk/drivers/usb/host/Kconfig index dcfaaa91a3fb..83e58df29fe3 100644 --- a/trunk/drivers/usb/host/Kconfig +++ b/trunk/drivers/usb/host/Kconfig @@ -308,7 +308,7 @@ config USB_OHCI_HCD config USB_OHCI_HCD_OMAP1 bool "OHCI support for OMAP1/2 chips" - depends on USB_OHCI_HCD && ARCH_OMAP1 + depends on USB_OHCI_HCD && (ARCH_OMAP1 || ARCH_OMAP2) default y ---help--- Enables support for the OHCI controller on OMAP1/2 chips. diff --git a/trunk/drivers/usb/host/ohci-omap.c b/trunk/drivers/usb/host/ohci-omap.c index b02c344e2cc9..9ce35d0d9d5d 100644 --- a/trunk/drivers/usb/host/ohci-omap.c +++ b/trunk/drivers/usb/host/ohci-omap.c @@ -20,15 +20,14 @@ #include #include +#include #include #include #include -#include - -#include #include -#include +#include +#include /* OMAP-1510 OHCI has its own MMU for DMA */ diff --git a/trunk/drivers/usb/otg/isp1301_omap.c b/trunk/drivers/usb/otg/isp1301_omap.c index e0558dfcfafc..70cf5d7bca48 100644 --- a/trunk/drivers/usb/otg/isp1301_omap.c +++ b/trunk/drivers/usb/otg/isp1301_omap.c @@ -36,9 +36,9 @@ #include #include +#include #include -#include #ifndef DEBUG #undef VERBOSE