diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-07 13:16:28 -0800 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-07 13:16:28 -0800 |
commit | 3e5b08cbbf78bedd316904ab0cf3b27119433ee5 (patch) | |
tree | 0365745c1b7441c1868551c024410c829c3accc6 /arch/arm/mach-omap2 | |
parent | da40d036fd716f0efb2917076220814b1e927ae1 (diff) | |
parent | 2af10844eb6ed104f9505bf3a7ba3ceb02264f31 (diff) | |
download | linux-stable-3e5b08cbbf78bedd316904ab0cf3b27119433ee5.tar.gz linux-stable-3e5b08cbbf78bedd316904ab0cf3b27119433ee5.tar.bz2 linux-stable-3e5b08cbbf78bedd316904ab0cf3b27119433ee5.zip |
Merge branch 'usb-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6
* 'usb-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6: (144 commits)
USB: add support for Dream Cheeky DL100B Webmail Notifier (1d34:0004)
USB: serial: ftdi_sio: add support for TIOCSERGETLSR
USB: ehci-mxc: Setup portsc register prior to accessing OTG viewport
USB: atmel_usba_udc: fix freeing irq in usba_udc_remove()
usb: ehci-omap: fix tll channel enable mask
usb: ohci-omap3: fix trivial typo
USB: gadget: ci13xxx: don't assume that PAGE_SIZE is 4096
USB: gadget: ci13xxx: fix complete() callback for no_interrupt rq's
USB: gadget: update ci13xxx to work with g_ether
USB: gadgets: ci13xxx: fix probing of compiled-in gadget drivers
Revert "USB: musb: pm: don't rely fully on clock support"
Revert "USB: musb: blackfin: pm: make it work"
USB: uas: Use GFP_NOIO instead of GFP_KERNEL in I/O submission path
USB: uas: Ensure we only bind to a UAS interface
USB: uas: Rename sense pipe and sense urb to status pipe and status urb
USB: uas: Use kzalloc instead of kmalloc
USB: uas: Fix up the Sense IU
usb: musb: core: kill unneeded #include's
DA8xx: assign name to MUSB IRQ resource
usb: gadget: g_ncm added
...
Manually fix up trivial conflicts in USB Kconfig changes in:
arch/arm/mach-omap2/Kconfig
arch/sh/Kconfig
drivers/usb/Kconfig
drivers/usb/host/ehci-hcd.c
and annoying chip clock data conflicts in:
arch/arm/mach-omap2/clock3xxx_data.c
arch/arm/mach-omap2/clock44xx_data.c
Diffstat (limited to 'arch/arm/mach-omap2')
-rw-r--r-- | arch/arm/mach-omap2/Kconfig | 1 | ||||
-rw-r--r-- | arch/arm/mach-omap2/Makefile | 6 | ||||
-rw-r--r-- | arch/arm/mach-omap2/board-4430sdp.c | 35 | ||||
-rw-r--r-- | arch/arm/mach-omap2/board-n8x0.c | 5 | ||||
-rw-r--r-- | arch/arm/mach-omap2/board-omap4panda.c | 14 | ||||
-rw-r--r-- | arch/arm/mach-omap2/clock2420_data.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-omap2/clock2430_data.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-omap2/clock3xxx_data.c | 13 | ||||
-rw-r--r-- | arch/arm/mach-omap2/clock44xx_data.c | 7 | ||||
-rw-r--r-- | arch/arm/mach-omap2/omap_phy_internal.c | 149 | ||||
-rw-r--r-- | arch/arm/mach-omap2/usb-ehci.c | 144 | ||||
-rw-r--r-- | arch/arm/mach-omap2/usb-musb.c | 104 | ||||
-rw-r--r-- | arch/arm/mach-omap2/usb-tusb6010.c | 2 |
13 files changed, 451 insertions, 33 deletions
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig index 3e8c9e859f98..1a2cf6226a55 100644 --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -48,6 +48,7 @@ config ARCH_OMAP4 select ARM_ERRATA_720789 select ARCH_HAS_OPP select PM_OPP if PM + select USB_ARCH_HAS_EHCI comment "OMAP Core Type" depends on ARCH_OMAP2 diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index 4ab82f6f15b1..cd7332f50b2d 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -209,9 +209,11 @@ obj-$(CONFIG_MACH_IGEP0030) += board-igep0030.o \ obj-$(CONFIG_MACH_OMAP3_TOUCHBOOK) += board-omap3touchbook.o \ hsmmc.o obj-$(CONFIG_MACH_OMAP_4430SDP) += board-4430sdp.o \ - hsmmc.o + hsmmc.o \ + omap_phy_internal.o obj-$(CONFIG_MACH_OMAP4_PANDA) += board-omap4panda.o \ - hsmmc.o + hsmmc.o \ + omap_phy_internal.o obj-$(CONFIG_MACH_OMAP3517EVM) += board-am3517evm.o diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c index 1cb208b6e626..a70bdf28e2bc 100644 --- a/arch/arm/mach-omap2/board-4430sdp.c +++ b/arch/arm/mach-omap2/board-4430sdp.c @@ -44,6 +44,7 @@ #define ETH_KS8851_IRQ 34 #define ETH_KS8851_POWER_ON 48 #define ETH_KS8851_QUART 138 +#define OMAP4SDP_MDM_PWR_EN_GPIO 157 #define OMAP4_SFH7741_SENSOR_OUTPUT_GPIO 184 #define OMAP4_SFH7741_ENABLE_GPIO 188 @@ -250,12 +251,29 @@ static void __init omap_4430sdp_init_irq(void) gic_init_irq(); } +static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = { + .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY, + .port_mode[1] = EHCI_HCD_OMAP_MODE_UNKNOWN, + .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN, + .phy_reset = false, + .reset_gpio_port[0] = -EINVAL, + .reset_gpio_port[1] = -EINVAL, + .reset_gpio_port[2] = -EINVAL, +}; + static struct omap_musb_board_data musb_board_data = { .interface_type = MUSB_INTERFACE_UTMI, - .mode = MUSB_PERIPHERAL, + .mode = MUSB_OTG, .power = 100, }; +static struct twl4030_usb_data omap4_usbphy_data = { + .phy_init = omap4430_phy_init, + .phy_exit = omap4430_phy_exit, + .phy_power = omap4430_phy_power, + .phy_set_clock = omap4430_phy_set_clk, +}; + static struct omap2_hsmmc_info mmc[] = { { .mmc = 1, @@ -475,6 +493,7 @@ static struct twl4030_platform_data sdp4430_twldata = { .vaux1 = &sdp4430_vaux1, .vaux2 = &sdp4430_vaux2, .vaux3 = &sdp4430_vaux3, + .usb = &omap4_usbphy_data }; static struct i2c_board_info __initdata sdp4430_i2c_boardinfo[] = { @@ -555,11 +574,15 @@ static void __init omap_4430sdp_init(void) platform_add_devices(sdp4430_devices, ARRAY_SIZE(sdp4430_devices)); omap_serial_init(); omap4_twl6030_hsmmc_init(mmc); - /* OMAP4 SDP uses internal transceiver so register nop transceiver */ - usb_nop_xceiv_register(); - /* FIXME: allow multi-omap to boot until musb is updated for omap4 */ - if (!cpu_is_omap44xx()) - usb_musb_init(&musb_board_data); + + /* Power on the ULPI PHY */ + if (gpio_is_valid(OMAP4SDP_MDM_PWR_EN_GPIO)) { + /* FIXME: Assumes pad is already muxed for GPIO mode */ + gpio_request(OMAP4SDP_MDM_PWR_EN_GPIO, "USBB1 PHY VMDM_3V3"); + gpio_direction_output(OMAP4SDP_MDM_PWR_EN_GPIO, 1); + } + usb_ehci_init(&ehci_pdata); + usb_musb_init(&musb_board_data); status = omap_ethernet_init(); if (status) { diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c index 147d9005f320..f396756872b7 100644 --- a/arch/arm/mach-omap2/board-n8x0.c +++ b/arch/arm/mach-omap2/board-n8x0.c @@ -46,8 +46,7 @@ static struct device *mmc_device; #define TUSB6010_GPIO_ENABLE 0 #define TUSB6010_DMACHAN 0x3f -#if defined(CONFIG_USB_TUSB6010) || \ - defined(CONFIG_USB_TUSB6010_MODULE) +#ifdef CONFIG_USB_MUSB_TUSB6010 /* * Enable or disable power to TUSB6010. When enabling, turn on 3.3 V and * 1.5 V voltage regulators of PM companion chip. Companion chip will then @@ -134,7 +133,7 @@ err: static void __init n8x0_usb_init(void) {} -#endif /*CONFIG_USB_TUSB6010 */ +#endif /*CONFIG_USB_MUSB_TUSB6010 */ static struct omap2_mcspi_device_config p54spi_mcspi_config = { diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c index b43e3ff9adec..3094e2007844 100644 --- a/arch/arm/mach-omap2/board-omap4panda.c +++ b/arch/arm/mach-omap2/board-omap4panda.c @@ -134,10 +134,17 @@ error1: static struct omap_musb_board_data musb_board_data = { .interface_type = MUSB_INTERFACE_UTMI, - .mode = MUSB_PERIPHERAL, + .mode = MUSB_OTG, .power = 100, }; +static struct twl4030_usb_data omap4_usbphy_data = { + .phy_init = omap4430_phy_init, + .phy_exit = omap4430_phy_exit, + .phy_power = omap4430_phy_power, + .phy_set_clock = omap4430_phy_set_clk, +}; + static struct omap2_hsmmc_info mmc[] = { { .mmc = 1, @@ -347,6 +354,7 @@ static struct twl4030_platform_data omap4_panda_twldata = { .vaux1 = &omap4_panda_vaux1, .vaux2 = &omap4_panda_vaux2, .vaux3 = &omap4_panda_vaux3, + .usb = &omap4_usbphy_data, }; static struct i2c_board_info __initdata omap4_panda_i2c_boardinfo[] = { @@ -394,9 +402,7 @@ static void __init omap4_panda_init(void) /* OMAP4 Panda uses internal transceiver so register nop transceiver */ usb_nop_xceiv_register(); omap4_ehci_init(); - /* FIXME: allow multi-omap to boot until musb is updated for omap4 */ - if (!cpu_is_omap44xx()) - usb_musb_init(&musb_board_data); + usb_musb_init(&musb_board_data); } static void __init omap4_panda_map_io(void) diff --git a/arch/arm/mach-omap2/clock2420_data.c b/arch/arm/mach-omap2/clock2420_data.c index ed1295f5046e..0a992bc8d0d8 100644 --- a/arch/arm/mach-omap2/clock2420_data.c +++ b/arch/arm/mach-omap2/clock2420_data.c @@ -1877,7 +1877,7 @@ static struct omap_clk omap2420_clks[] = { CLK("omap-aes", "ick", &aes_ick, CK_242X), CLK(NULL, "pka_ick", &pka_ick, CK_242X), CLK(NULL, "usb_fck", &usb_fck, CK_242X), - CLK("musb_hdrc", "fck", &osc_ck, CK_242X), + CLK("musb-hdrc", "fck", &osc_ck, CK_242X), }; /* diff --git a/arch/arm/mach-omap2/clock2430_data.c b/arch/arm/mach-omap2/clock2430_data.c index 38341a71c6f8..c047dcd007e5 100644 --- a/arch/arm/mach-omap2/clock2430_data.c +++ b/arch/arm/mach-omap2/clock2430_data.c @@ -1983,7 +1983,7 @@ static struct omap_clk omap2430_clks[] = { CLK("omap-aes", "ick", &aes_ick, CK_243X), CLK(NULL, "pka_ick", &pka_ick, CK_243X), CLK(NULL, "usb_fck", &usb_fck, CK_243X), - CLK("musb_hdrc", "ick", &usbhs_ick, CK_243X), + CLK("musb-omap2430", "ick", &usbhs_ick, CK_243X), CLK("mmci-omap-hs.0", "ick", &mmchs1_ick, CK_243X), CLK("mmci-omap-hs.0", "fck", &mmchs1_fck, CK_243X), CLK("mmci-omap-hs.1", "ick", &mmchs2_ick, CK_243X), diff --git a/arch/arm/mach-omap2/clock3xxx_data.c b/arch/arm/mach-omap2/clock3xxx_data.c index 9ab817e6c300..d3ab1c9e50b0 100644 --- a/arch/arm/mach-omap2/clock3xxx_data.c +++ b/arch/arm/mach-omap2/clock3xxx_data.c @@ -3286,6 +3286,7 @@ static struct omap_clk omap3xxx_clks[] = { CLK(NULL, "cpefuse_fck", &cpefuse_fck, CK_3430ES2PLUS | CK_AM35XX | CK_36XX), CLK(NULL, "ts_fck", &ts_fck, CK_3430ES2PLUS | CK_AM35XX | CK_36XX), CLK(NULL, "usbtll_fck", &usbtll_fck, CK_3430ES2PLUS | CK_AM35XX | CK_36XX), + CLK("ehci-omap.0", "usbtll_fck", &usbtll_fck, CK_3430ES2 | CK_AM35XX), CLK("omap-mcbsp.1", "prcm_fck", &core_96m_fck, CK_3XXX), CLK("omap-mcbsp.5", "prcm_fck", &core_96m_fck, CK_3XXX), CLK(NULL, "core_96m_fck", &core_96m_fck, CK_3XXX), @@ -3313,14 +3314,15 @@ static struct omap_clk omap3xxx_clks[] = { CLK(NULL, "ssi_sst_fck", &ssi_sst_fck_3430es1, CK_3430ES1), CLK(NULL, "ssi_sst_fck", &ssi_sst_fck_3430es2, CK_3430ES2PLUS | CK_36XX), CLK(NULL, "core_l3_ick", &core_l3_ick, CK_3XXX), - CLK("musb_hdrc", "ick", &hsotgusb_ick_3430es1, CK_3430ES1), - CLK("musb_hdrc", "ick", &hsotgusb_ick_3430es2, CK_3430ES2PLUS | CK_36XX), + CLK("musb-omap2430", "ick", &hsotgusb_ick_3430es1, CK_3430ES1), + CLK("musb-omap2430", "ick", &hsotgusb_ick_3430es2, CK_3430ES2PLUS | CK_36XX), CLK(NULL, "sdrc_ick", &sdrc_ick, CK_3XXX), CLK(NULL, "gpmc_fck", &gpmc_fck, CK_3XXX), CLK(NULL, "security_l3_ick", &security_l3_ick, CK_34XX | CK_36XX), CLK(NULL, "pka_ick", &pka_ick, CK_34XX | CK_36XX), CLK(NULL, "core_l4_ick", &core_l4_ick, CK_3XXX), CLK(NULL, "usbtll_ick", &usbtll_ick, CK_3430ES2PLUS | CK_AM35XX | CK_36XX), + CLK("ehci-omap.0", "usbtll_ick", &usbtll_ick, CK_3430ES2PLUS | CK_AM35XX | CK_36XX), CLK("mmci-omap-hs.2", "ick", &mmchs3_ick, CK_3430ES2PLUS | CK_AM35XX | CK_36XX), CLK(NULL, "icr_ick", &icr_ick, CK_34XX | CK_36XX), CLK("omap-aes", "ick", &aes2_ick, CK_34XX | CK_36XX), @@ -3366,8 +3368,11 @@ static struct omap_clk omap3xxx_clks[] = { CLK(NULL, "cam_ick", &cam_ick, CK_34XX | CK_36XX), CLK(NULL, "csi2_96m_fck", &csi2_96m_fck, CK_34XX | CK_36XX), CLK(NULL, "usbhost_120m_fck", &usbhost_120m_fck, CK_3430ES2PLUS | CK_AM35XX | CK_36XX), + CLK("ehci-omap.0", "hs_fck", &usbhost_120m_fck, CK_3430ES2PLUS | CK_AM35XX | CK_36XX), CLK(NULL, "usbhost_48m_fck", &usbhost_48m_fck, CK_3430ES2PLUS | CK_AM35XX | CK_36XX), + CLK("ehci-omap.0", "fs_fck", &usbhost_48m_fck, CK_3430ES2PLUS | CK_AM35XX | CK_36XX), CLK(NULL, "usbhost_ick", &usbhost_ick, CK_3430ES2PLUS | CK_AM35XX | CK_36XX), + CLK("ehci-omap.0", "usbhost_ick", &usbhost_ick, CK_3430ES2PLUS | CK_AM35XX | CK_36XX), CLK(NULL, "usim_fck", &usim_fck, CK_3430ES2PLUS | CK_36XX), CLK(NULL, "gpt1_fck", &gpt1_fck, CK_3XXX), CLK(NULL, "wkup_32k_fck", &wkup_32k_fck, CK_3XXX), @@ -3445,8 +3450,8 @@ static struct omap_clk omap3xxx_clks[] = { CLK("davinci_emac", "phy_clk", &emac_fck, CK_AM35XX), CLK("vpfe-capture", "master", &vpfe_ick, CK_AM35XX), CLK("vpfe-capture", "slave", &vpfe_fck, CK_AM35XX), - CLK("musb_hdrc", "ick", &hsotgusb_ick_am35xx, CK_AM35XX), - CLK("musb_hdrc", "fck", &hsotgusb_fck_am35xx, CK_AM35XX), + CLK("musb-am35x", "ick", &hsotgusb_ick_am35xx, CK_AM35XX), + CLK("musb-am35x", "fck", &hsotgusb_fck_am35xx, CK_AM35XX), CLK(NULL, "hecc_ck", &hecc_ck, CK_AM35XX), CLK(NULL, "uart4_ick", &uart4_ick_am35xx, CK_AM35XX), }; diff --git a/arch/arm/mach-omap2/clock44xx_data.c b/arch/arm/mach-omap2/clock44xx_data.c index c426adccad06..e8cb32fd7f13 100644 --- a/arch/arm/mach-omap2/clock44xx_data.c +++ b/arch/arm/mach-omap2/clock44xx_data.c @@ -3198,6 +3198,7 @@ static struct omap_clk omap44xx_clks[] = { CLK(NULL, "uart3_fck", &uart3_fck, CK_443X), CLK(NULL, "uart4_fck", &uart4_fck, CK_443X), CLK(NULL, "usb_host_fs_fck", &usb_host_fs_fck, CK_443X), + CLK("ehci-omap.0", "fs_fck", &usb_host_fs_fck, CK_443X), CLK(NULL, "utmi_p1_gfclk", &utmi_p1_gfclk, CK_443X), CLK(NULL, "usb_host_hs_utmi_p1_clk", &usb_host_hs_utmi_p1_clk, CK_443X), CLK(NULL, "utmi_p2_gfclk", &utmi_p2_gfclk, CK_443X), @@ -3209,14 +3210,18 @@ static struct omap_clk omap44xx_clks[] = { CLK(NULL, "usb_host_hs_hsic480m_p2_clk", &usb_host_hs_hsic480m_p2_clk, CK_443X), CLK(NULL, "usb_host_hs_func48mclk", &usb_host_hs_func48mclk, CK_443X), CLK(NULL, "usb_host_hs_fck", &usb_host_hs_fck, CK_443X), + CLK("ehci-omap.0", "hs_fck", &usb_host_hs_fck, CK_443X), + CLK("ehci-omap.0", "usbhost_ick", &dummy_ck, CK_443X), CLK(NULL, "otg_60m_gfclk", &otg_60m_gfclk, CK_443X), CLK(NULL, "usb_otg_hs_xclk", &usb_otg_hs_xclk, CK_443X), - CLK("musb_hdrc", "ick", &usb_otg_hs_ick, CK_443X), + CLK("musb-omap2430", "ick", &usb_otg_hs_ick, CK_443X), CLK(NULL, "usb_phy_cm_clk32k", &usb_phy_cm_clk32k, CK_443X), CLK(NULL, "usb_tll_hs_usb_ch2_clk", &usb_tll_hs_usb_ch2_clk, CK_443X), CLK(NULL, "usb_tll_hs_usb_ch0_clk", &usb_tll_hs_usb_ch0_clk, CK_443X), CLK(NULL, "usb_tll_hs_usb_ch1_clk", &usb_tll_hs_usb_ch1_clk, CK_443X), CLK(NULL, "usb_tll_hs_ick", &usb_tll_hs_ick, CK_443X), + CLK("ehci-omap.0", "usbtll_ick", &usb_tll_hs_ick, CK_443X), + CLK("ehci-omap.0", "usbtll_fck", &dummy_ck, CK_443X), CLK(NULL, "usim_ck", &usim_ck, CK_443X), CLK(NULL, "usim_fclk", &usim_fclk, CK_443X), CLK(NULL, "usim_fck", &usim_fck, CK_443X), diff --git a/arch/arm/mach-omap2/omap_phy_internal.c b/arch/arm/mach-omap2/omap_phy_internal.c new file mode 100644 index 000000000000..745252c60e32 --- /dev/null +++ b/arch/arm/mach-omap2/omap_phy_internal.c @@ -0,0 +1,149 @@ +/* + * This file configures the internal USB PHY in OMAP4430. Used + * with TWL6030 transceiver and MUSB on OMAP4430. + * + * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com + * 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. + * + * Author: Hema HK <hemahk@ti.com> + * + * 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., 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +#include <linux/types.h> +#include <linux/delay.h> +#include <linux/clk.h> +#include <linux/io.h> +#include <linux/err.h> +#include <linux/usb.h> + +#include <plat/usb.h> + +/* OMAP control module register for UTMI PHY */ +#define CONTROL_DEV_CONF 0x300 +#define PHY_PD 0x1 + +#define USBOTGHS_CONTROL 0x33c +#define AVALID BIT(0) +#define BVALID BIT(1) +#define VBUSVALID BIT(2) +#define SESSEND BIT(3) +#define IDDIG BIT(4) + +static struct clk *phyclk, *clk48m, *clk32k; +static void __iomem *ctrl_base; + +int omap4430_phy_init(struct device *dev) +{ + ctrl_base = ioremap(OMAP443X_SCM_BASE, SZ_1K); + if (!ctrl_base) { + dev_err(dev, "control module ioremap failed\n"); + return -ENOMEM; + } + /* Power down the phy */ + __raw_writel(PHY_PD, ctrl_base + CONTROL_DEV_CONF); + phyclk = clk_get(dev, "ocp2scp_usb_phy_ick"); + + if (IS_ERR(phyclk)) { + dev_err(dev, "cannot clk_get ocp2scp_usb_phy_ick\n"); + iounmap(ctrl_base); + return PTR_ERR(phyclk); + } + + clk48m = clk_get(dev, "ocp2scp_usb_phy_phy_48m"); + if (IS_ERR(clk48m)) { + dev_err(dev, "cannot clk_get ocp2scp_usb_phy_phy_48m\n"); + clk_put(phyclk); + iounmap(ctrl_base); + return PTR_ERR(clk48m); + } + + clk32k = clk_get(dev, "usb_phy_cm_clk32k"); + if (IS_ERR(clk32k)) { + dev_err(dev, "cannot clk_get usb_phy_cm_clk32k\n"); + clk_put(phyclk); + clk_put(clk48m); + iounmap(ctrl_base); + return PTR_ERR(clk32k); + } + return 0; +} + +int omap4430_phy_set_clk(struct device *dev, int on) +{ + static int state; + + if (on && !state) { + /* Enable the phy clocks */ + clk_enable(phyclk); + clk_enable(clk48m); + clk_enable(clk32k); + state = 1; + } else if (state) { + /* Disable the phy clocks */ + clk_disable(phyclk); + clk_disable(clk48m); + clk_disable(clk32k); + state = 0; + } + return 0; +} + +int omap4430_phy_power(struct device *dev, int ID, int on) +{ + if (on) { + /* enabled the clocks */ + omap4430_phy_set_clk(dev, 1); + /* power on the phy */ + if (__raw_readl(ctrl_base + CONTROL_DEV_CONF) & PHY_PD) { + __raw_writel(~PHY_PD, ctrl_base + CONTROL_DEV_CONF); + mdelay(200); + } + if (ID) + /* enable VBUS valid, IDDIG groung */ + __raw_writel(AVALID | VBUSVALID, ctrl_base + + USBOTGHS_CONTROL); + else + /* + * Enable VBUS Valid, AValid and IDDIG + * high impedence + */ + __raw_writel(IDDIG | AVALID | VBUSVALID, + ctrl_base + USBOTGHS_CONTROL); + } else { + /* Enable session END and IDIG to high impedence. */ + __raw_writel(SESSEND | IDDIG, ctrl_base + + USBOTGHS_CONTROL); + /* Disable the clocks */ + omap4430_phy_set_clk(dev, 0); + /* Power down the phy */ + __raw_writel(PHY_PD, ctrl_base + CONTROL_DEV_CONF); + } + + return 0; +} + +int omap4430_phy_exit(struct device *dev) +{ + if (ctrl_base) + iounmap(ctrl_base); + if (phyclk) + clk_put(phyclk); + if (clk48m) + clk_put(clk48m); + if (clk32k) + clk_put(clk32k); + + return 0; +} diff --git a/arch/arm/mach-omap2/usb-ehci.c b/arch/arm/mach-omap2/usb-ehci.c index b11bf385d360..25eeadabc39b 100644 --- a/arch/arm/mach-omap2/usb-ehci.c +++ b/arch/arm/mach-omap2/usb-ehci.c @@ -34,22 +34,15 @@ static struct resource ehci_resources[] = { { - .start = OMAP34XX_EHCI_BASE, - .end = OMAP34XX_EHCI_BASE + SZ_1K - 1, .flags = IORESOURCE_MEM, }, { - .start = OMAP34XX_UHH_CONFIG_BASE, - .end = OMAP34XX_UHH_CONFIG_BASE + SZ_1K - 1, .flags = IORESOURCE_MEM, }, { - .start = OMAP34XX_USBTLL_BASE, - .end = OMAP34XX_USBTLL_BASE + SZ_4K - 1, .flags = IORESOURCE_MEM, }, { /* general IRQ */ - .start = INT_34XX_EHCI_IRQ, .flags = IORESOURCE_IRQ, } }; @@ -214,13 +207,148 @@ static void setup_ehci_io_mux(const enum ehci_hcd_omap_mode *port_mode) return; } +static void setup_4430ehci_io_mux(const enum ehci_hcd_omap_mode *port_mode) +{ + switch (port_mode[0]) { + case EHCI_HCD_OMAP_MODE_PHY: + omap_mux_init_signal("usbb1_ulpiphy_stp", + OMAP_PIN_OUTPUT); + omap_mux_init_signal("usbb1_ulpiphy_clk", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb1_ulpiphy_dir", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb1_ulpiphy_nxt", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb1_ulpiphy_dat0", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb1_ulpiphy_dat1", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb1_ulpiphy_dat2", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb1_ulpiphy_dat3", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb1_ulpiphy_dat4", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb1_ulpiphy_dat5", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb1_ulpiphy_dat6", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb1_ulpiphy_dat7", + OMAP_PIN_INPUT_PULLDOWN); + break; + case EHCI_HCD_OMAP_MODE_TLL: + omap_mux_init_signal("usbb1_ulpitll_stp", + OMAP_PIN_INPUT_PULLUP); + omap_mux_init_signal("usbb1_ulpitll_clk", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb1_ulpitll_dir", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb1_ulpitll_nxt", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb1_ulpitll_dat0", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb1_ulpitll_dat1", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb1_ulpitll_dat2", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb1_ulpitll_dat3", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb1_ulpitll_dat4", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb1_ulpitll_dat5", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb1_ulpitll_dat6", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb1_ulpitll_dat7", + OMAP_PIN_INPUT_PULLDOWN); + break; + case EHCI_HCD_OMAP_MODE_UNKNOWN: + default: + break; + } + switch (port_mode[1]) { + case EHCI_HCD_OMAP_MODE_PHY: + omap_mux_init_signal("usbb2_ulpiphy_stp", + OMAP_PIN_OUTPUT); + omap_mux_init_signal("usbb2_ulpiphy_clk", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb2_ulpiphy_dir", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb2_ulpiphy_nxt", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb2_ulpiphy_dat0", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb2_ulpiphy_dat1", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb2_ulpiphy_dat2", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb2_ulpiphy_dat3", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb2_ulpiphy_dat4", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb2_ulpiphy_dat5", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb2_ulpiphy_dat6", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb2_ulpiphy_dat7", + OMAP_PIN_INPUT_PULLDOWN); + break; + case EHCI_HCD_OMAP_MODE_TLL: + omap_mux_init_signal("usbb2_ulpitll_stp", + OMAP_PIN_INPUT_PULLUP); + omap_mux_init_signal("usbb2_ulpitll_clk", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb2_ulpitll_dir", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb2_ulpitll_nxt", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb2_ulpitll_dat0", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb2_ulpitll_dat1", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb2_ulpitll_dat2", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb2_ulpitll_dat3", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb2_ulpitll_dat4", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb2_ulpitll_dat5", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb2_ulpitll_dat6", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("usbb2_ulpitll_dat7", + OMAP_PIN_INPUT_PULLDOWN); + break; + case EHCI_HCD_OMAP_MODE_UNKNOWN: + default: + break; + } +} + void __init usb_ehci_init(const struct ehci_hcd_omap_platform_data *pdata) { platform_device_add_data(&ehci_device, pdata, sizeof(*pdata)); /* Setup Pin IO MUX for EHCI */ - if (cpu_is_omap34xx()) + if (cpu_is_omap34xx()) { + ehci_resources[0].start = OMAP34XX_EHCI_BASE; + ehci_resources[0].end = OMAP34XX_EHCI_BASE + SZ_1K - 1; + ehci_resources[1].start = OMAP34XX_UHH_CONFIG_BASE; + ehci_resources[1].end = OMAP34XX_UHH_CONFIG_BASE + SZ_1K - 1; + ehci_resources[2].start = OMAP34XX_USBTLL_BASE; + ehci_resources[2].end = OMAP34XX_USBTLL_BASE + SZ_4K - 1; + ehci_resources[3].start = INT_34XX_EHCI_IRQ; setup_ehci_io_mux(pdata->port_mode); + } else if (cpu_is_omap44xx()) { + ehci_resources[0].start = OMAP44XX_HSUSB_EHCI_BASE; + ehci_resources[0].end = OMAP44XX_HSUSB_EHCI_BASE + SZ_1K - 1; + ehci_resources[1].start = OMAP44XX_UHH_CONFIG_BASE; + ehci_resources[1].end = OMAP44XX_UHH_CONFIG_BASE + SZ_2K - 1; + ehci_resources[2].start = OMAP44XX_USBTLL_BASE; + ehci_resources[2].end = OMAP44XX_USBTLL_BASE + SZ_4K - 1; + ehci_resources[3].start = OMAP44XX_IRQ_EHCI; + setup_4430ehci_io_mux(pdata->port_mode); + } if (platform_device_register(&ehci_device) < 0) { printk(KERN_ERR "Unable to register HS-USB (EHCI) device\n"); diff --git a/arch/arm/mach-omap2/usb-musb.c b/arch/arm/mach-omap2/usb-musb.c index 72605584bfff..5298949d4b11 100644 --- a/arch/arm/mach-omap2/usb-musb.c +++ b/arch/arm/mach-omap2/usb-musb.c @@ -30,8 +30,101 @@ #include <mach/irqs.h> #include <mach/am35xx.h> #include <plat/usb.h> +#include "control.h" -#ifdef CONFIG_USB_MUSB_SOC +#if defined(CONFIG_USB_MUSB_OMAP2PLUS) || defined (CONFIG_USB_MUSB_AM35X) + +static void am35x_musb_reset(void) +{ + u32 regval; + + /* Reset the musb interface */ + regval = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET); + + regval |= AM35XX_USBOTGSS_SW_RST; + omap_ctrl_writel(regval, AM35XX_CONTROL_IP_SW_RESET); + + regval &= ~AM35XX_USBOTGSS_SW_RST; + omap_ctrl_writel(regval, AM35XX_CONTROL_IP_SW_RESET); + + regval = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET); +} + +static void am35x_musb_phy_power(u8 on) +{ + unsigned long timeout = jiffies + msecs_to_jiffies(100); + u32 devconf2; + + if (on) { + /* + * Start the on-chip PHY and its PLL. + */ + devconf2 = omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2); + + devconf2 &= ~(CONF2_RESET | CONF2_PHYPWRDN | CONF2_OTGPWRDN); + devconf2 |= CONF2_PHY_PLLON; + + omap_ctrl_writel(devconf2, AM35XX_CONTROL_DEVCONF2); + + pr_info(KERN_INFO "Waiting for PHY clock good...\n"); + while (!(omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2) + & CONF2_PHYCLKGD)) { + cpu_relax(); + + if (time_after(jiffies, timeout)) { + pr_err(KERN_ERR "musb PHY clock good timed out\n"); + break; + } + } + } else { + /* + * Power down the on-chip PHY. + */ + devconf2 = omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2); + + devconf2 &= ~CONF2_PHY_PLLON; + devconf2 |= CONF2_PHYPWRDN | CONF2_OTGPWRDN; + omap_ctrl_writel(devconf2, AM35XX_CONTROL_DEVCONF2); + } +} + +static void am35x_musb_clear_irq(void) +{ + u32 regval; + + regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); + regval |= AM35XX_USBOTGSS_INT_CLR; + omap_ctrl_writel(regval, AM35XX_CONTROL_LVL_INTR_CLEAR); + regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); +} + +static void am35x_musb_set_mode(u8 musb_mode) +{ + u32 devconf2 = omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2); + + devconf2 &= ~CONF2_OTGMODE; + switch (musb_mode) { +#ifdef CONFIG_USB_MUSB_HDRC_HCD + case MUSB_HOST: /* Force VBUS valid, ID = 0 */ + devconf2 |= CONF2_FORCE_HOST; + break; +#endif +#ifdef CONFIG_USB_GADGET_MUSB_HDRC + case MUSB_PERIPHERAL: /* Force VBUS valid, ID = 1 */ + devconf2 |= CONF2_FORCE_DEVICE; + break; +#endif +#ifdef CONFIG_USB_MUSB_OTG + case MUSB_OTG: /* Don't override the VBUS/ID comparators */ + devconf2 |= CONF2_NO_OVERRIDE; + break; +#endif + default: + pr_info(KERN_INFO "Unsupported mode %u\n", musb_mode); + } + + omap_ctrl_writel(devconf2, AM35XX_CONTROL_DEVCONF2); +} static struct resource musb_resources[] = { [0] = { /* start and end set dynamically */ @@ -40,10 +133,12 @@ static struct resource musb_resources[] = { [1] = { /* general IRQ */ .start = INT_243X_HS_USB_MC, .flags = IORESOURCE_IRQ, + .name = "mc", }, [2] = { /* DMA IRQ */ .start = INT_243X_HS_USB_DMA, .flags = IORESOURCE_IRQ, + .name = "dma", }, }; @@ -75,7 +170,7 @@ static struct musb_hdrc_platform_data musb_plat = { static u64 musb_dmamask = DMA_BIT_MASK(32); static struct platform_device musb_device = { - .name = "musb_hdrc", + .name = "musb-omap2430", .id = -1, .dev = { .dma_mask = &musb_dmamask, @@ -91,8 +186,13 @@ void __init usb_musb_init(struct omap_musb_board_data *board_data) if (cpu_is_omap243x()) { musb_resources[0].start = OMAP243X_HS_BASE; } else if (cpu_is_omap3517() || cpu_is_omap3505()) { + musb_device.name = "musb-am35x"; musb_resources[0].start = AM35XX_IPSS_USBOTGSS_BASE; musb_resources[1].start = INT_35XX_USBOTG_IRQ; + board_data->set_phy_power = am35x_musb_phy_power; + board_data->clear_irq = am35x_musb_clear_irq; + board_data->set_mode = am35x_musb_set_mode; + board_data->reset = am35x_musb_reset; } else if (cpu_is_omap34xx()) { musb_resources[0].start = OMAP34XX_HSUSB_OTG_BASE; } else if (cpu_is_omap44xx()) { diff --git a/arch/arm/mach-omap2/usb-tusb6010.c b/arch/arm/mach-omap2/usb-tusb6010.c index 30f112bd3e4d..8a3c05f3c1d6 100644 --- a/arch/arm/mach-omap2/usb-tusb6010.c +++ b/arch/arm/mach-omap2/usb-tusb6010.c @@ -224,7 +224,7 @@ static struct resource tusb_resources[] = { static u64 tusb_dmamask = ~(u32)0; static struct platform_device tusb_device = { - .name = "musb_hdrc", + .name = "musb-tusb", .id = -1, .dev = { .dma_mask = &tusb_dmamask, |