diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c index ba1aa07bdb29..c15c5c9c9085 100644 --- a/arch/arm/mach-omap2/board-rx51-peripherals.c +++ b/arch/arm/mach-omap2/board-rx51-peripherals.c @@ -193,7 +193,7 @@ static struct platform_device rx51_charger_device = { static void __init rx51_charger_init(void) { WARN_ON(gpio_request_one(RX51_USB_TRANSCEIVER_RST_GPIO, - GPIOF_OUT_INIT_LOW, "isp1704_reset")); + GPIOF_OUT_INIT_HIGH, "isp1704_reset")); platform_device_register(&rx51_charger_device); } diff --git a/arch/arm/mach-omap2/clock3xxx_data.c b/arch/arm/mach-omap2/clock3xxx_data.c index 5d0064a4fb5a..9d59451446d9 100644 --- a/arch/arm/mach-omap2/clock3xxx_data.c +++ b/arch/arm/mach-omap2/clock3xxx_data.c @@ -2480,6 +2480,16 @@ static struct clk uart4_fck = { .recalc = &followparent_recalc, }; +static struct clk uart4_fck_am35xx = { + .name = "uart4_fck", + .ops = &clkops_omap2_dflt_wait, + .parent = &per_48m_fck, + .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), + .enable_bit = OMAP3430_EN_UART4_SHIFT, + .clkdm_name = "core_l4_clkdm", + .recalc = &followparent_recalc, +}; + static struct clk gpt2_fck = { .name = "gpt2_fck", .ops = &clkops_omap2_dflt_wait, @@ -3287,7 +3297,7 @@ 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("usbhs-omap.0", "usbtll_fck", &usbtll_fck, CK_3430ES2PLUS | CK_AM35XX | CK_36XX), + CLK("usbhs_omap", "usbtll_fck", &usbtll_fck, CK_3430ES2PLUS | CK_AM35XX | CK_36XX), 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), @@ -3323,7 +3333,7 @@ static struct omap_clk omap3xxx_clks[] = { 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("usbhs-omap.0", "usbtll_ick", &usbtll_ick, CK_3430ES2PLUS | CK_AM35XX | CK_36XX), + CLK("usbhs_omap", "usbtll_ick", &usbtll_ick, CK_3430ES2PLUS | CK_AM35XX | CK_36XX), CLK("omap_hsmmc.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), @@ -3369,20 +3379,18 @@ 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("usbhs-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("usbhs-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("usbhs-omap.0", "usbhost_ick", &usbhost_ick, CK_3430ES2PLUS | CK_AM35XX | CK_36XX), - CLK("usbhs-omap.0", "utmi_p1_gfclk", &dummy_ck, CK_3XXX), - CLK("usbhs-omap.0", "utmi_p2_gfclk", &dummy_ck, CK_3XXX), - CLK("usbhs-omap.0", "xclk60mhsp1_ck", &dummy_ck, CK_3XXX), - CLK("usbhs-omap.0", "xclk60mhsp2_ck", &dummy_ck, CK_3XXX), - CLK("usbhs-omap.0", "usb_host_hs_utmi_p1_clk", &dummy_ck, CK_3XXX), - CLK("usbhs-omap.0", "usb_host_hs_utmi_p2_clk", &dummy_ck, CK_3XXX), - CLK("usbhs-omap.0", "usb_tll_hs_usb_ch0_clk", &dummy_ck, CK_3XXX), - CLK("usbhs-omap.0", "usb_tll_hs_usb_ch1_clk", &dummy_ck, CK_3XXX), - CLK("usbhs-omap.0", "init_60m_fclk", &dummy_ck, CK_3XXX), + CLK("usbhs_omap", "usbhost_ick", &usbhost_ick, CK_3430ES2PLUS | CK_AM35XX | CK_36XX), + CLK("usbhs_omap", "utmi_p1_gfclk", &dummy_ck, CK_3XXX), + CLK("usbhs_omap", "utmi_p2_gfclk", &dummy_ck, CK_3XXX), + CLK("usbhs_omap", "xclk60mhsp1_ck", &dummy_ck, CK_3XXX), + CLK("usbhs_omap", "xclk60mhsp2_ck", &dummy_ck, CK_3XXX), + CLK("usbhs_omap", "usb_host_hs_utmi_p1_clk", &dummy_ck, CK_3XXX), + CLK("usbhs_omap", "usb_host_hs_utmi_p2_clk", &dummy_ck, CK_3XXX), + CLK("usbhs_omap", "usb_tll_hs_usb_ch0_clk", &dummy_ck, CK_3XXX), + CLK("usbhs_omap", "usb_tll_hs_usb_ch1_clk", &dummy_ck, CK_3XXX), + CLK("usbhs_omap", "init_60m_fclk", &dummy_ck, CK_3XXX), 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), @@ -3403,6 +3411,7 @@ static struct omap_clk omap3xxx_clks[] = { CLK(NULL, "per_48m_fck", &per_48m_fck, CK_3XXX), CLK(NULL, "uart3_fck", &uart3_fck, CK_3XXX), CLK(NULL, "uart4_fck", &uart4_fck, CK_36XX), + CLK(NULL, "uart4_fck", &uart4_fck_am35xx, CK_3505 | CK_3517), CLK(NULL, "gpt2_fck", &gpt2_fck, CK_3XXX), CLK(NULL, "gpt3_fck", &gpt3_fck, CK_3XXX), CLK(NULL, "gpt4_fck", &gpt4_fck, CK_3XXX), diff --git a/arch/arm/mach-omap2/clock44xx_data.c b/arch/arm/mach-omap2/clock44xx_data.c index 0798a802497a..c8a1b2740778 100644 --- a/arch/arm/mach-omap2/clock44xx_data.c +++ b/arch/arm/mach-omap2/clock44xx_data.c @@ -3295,7 +3295,7 @@ static struct omap_clk omap44xx_clks[] = { CLK(NULL, "uart2_fck", &uart2_fck, CK_443X), CLK(NULL, "uart3_fck", &uart3_fck, CK_443X), CLK(NULL, "uart4_fck", &uart4_fck, CK_443X), - CLK("usbhs-omap.0", "fs_fck", &usb_host_fs_fck, CK_443X), + CLK("usbhs_omap", "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), @@ -3306,7 +3306,7 @@ static struct omap_clk omap44xx_clks[] = { CLK(NULL, "usb_host_hs_hsic60m_p2_clk", &usb_host_hs_hsic60m_p2_clk, CK_443X), 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("usbhs-omap.0", "hs_fck", &usb_host_hs_fck, CK_443X), + CLK("usbhs_omap", "hs_fck", &usb_host_hs_fck, 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-omap2430", "ick", &usb_otg_hs_ick, CK_443X), @@ -3314,7 +3314,7 @@ static struct omap_clk omap44xx_clks[] = { 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("usbhs-omap.0", "usbtll_ick", &usb_tll_hs_ick, CK_443X), + CLK("usbhs_omap", "usbtll_ick", &usb_tll_hs_ick, 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), @@ -3374,8 +3374,8 @@ static struct omap_clk omap44xx_clks[] = { CLK(NULL, "uart2_ick", &dummy_ck, CK_443X), CLK(NULL, "uart3_ick", &dummy_ck, CK_443X), CLK(NULL, "uart4_ick", &dummy_ck, CK_443X), - CLK("usbhs-omap.0", "usbhost_ick", &dummy_ck, CK_443X), - CLK("usbhs-omap.0", "usbtll_fck", &dummy_ck, CK_443X), + CLK("usbhs_omap", "usbhost_ick", &dummy_ck, CK_443X), + CLK("usbhs_omap", "usbtll_fck", &dummy_ck, CK_443X), CLK("omap_wdt", "ick", &dummy_ck, CK_443X), CLK("omap_timer.1", "32k_ck", &sys_32k_ck, CK_443X), CLK("omap_timer.2", "32k_ck", &sys_32k_ck, CK_443X), diff --git a/arch/arm/mach-omap2/mcbsp.c b/arch/arm/mach-omap2/mcbsp.c index 292eee3be15f..28fcb27005d2 100644 --- a/arch/arm/mach-omap2/mcbsp.c +++ b/arch/arm/mach-omap2/mcbsp.c @@ -145,6 +145,9 @@ static int omap_init_mcbsp(struct omap_hwmod *oh, void *unused) pdata->reg_size = 4; pdata->has_ccr = true; } + pdata->set_clk_src = omap2_mcbsp_set_clk_src; + if (id == 1) + pdata->mux_signal = omap2_mcbsp1_mux_rx_clk; if (oh->class->rev == MCBSP_CONFIG_TYPE3) { if (id == 2) @@ -174,9 +177,6 @@ static int omap_init_mcbsp(struct omap_hwmod *oh, void *unused) name, oh->name); return PTR_ERR(pdev); } - pdata->set_clk_src = omap2_mcbsp_set_clk_src; - if (id == 1) - pdata->mux_signal = omap2_mcbsp1_mux_rx_clk; omap_mcbsp_count++; return 0; } diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c index 7f8915ad5099..5324e8d93bc0 100644 --- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c @@ -84,6 +84,8 @@ static struct omap_hwmod omap3xxx_mcbsp4_hwmod; static struct omap_hwmod omap3xxx_mcbsp5_hwmod; static struct omap_hwmod omap3xxx_mcbsp2_sidetone_hwmod; static struct omap_hwmod omap3xxx_mcbsp3_sidetone_hwmod; +static struct omap_hwmod omap3xxx_usb_host_hs_hwmod; +static struct omap_hwmod omap3xxx_usb_tll_hs_hwmod; /* L3 -> L4_CORE interface */ static struct omap_hwmod_ocp_if omap3xxx_l3_main__l4_core = { @@ -164,6 +166,7 @@ static struct omap_hwmod omap3xxx_uart1_hwmod; static struct omap_hwmod omap3xxx_uart2_hwmod; static struct omap_hwmod omap3xxx_uart3_hwmod; static struct omap_hwmod omap3xxx_uart4_hwmod; +static struct omap_hwmod am35xx_uart4_hwmod; static struct omap_hwmod omap3xxx_usbhsotg_hwmod; /* l3_core -> usbhsotg interface */ @@ -299,6 +302,23 @@ static struct omap_hwmod_ocp_if omap3_l4_per__uart4 = { .user = OCP_USER_MPU | OCP_USER_SDMA, }; +/* AM35xx: L4 CORE -> UART4 interface */ +static struct omap_hwmod_addr_space am35xx_uart4_addr_space[] = { + { + .pa_start = OMAP3_UART4_AM35XX_BASE, + .pa_end = OMAP3_UART4_AM35XX_BASE + SZ_1K - 1, + .flags = ADDR_MAP_ON_INIT | ADDR_TYPE_RT, + }, +}; + +static struct omap_hwmod_ocp_if am35xx_l4_core__uart4 = { + .master = &omap3xxx_l4_core_hwmod, + .slave = &am35xx_uart4_hwmod, + .clk = "uart4_ick", + .addr = am35xx_uart4_addr_space, + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + /* L4 CORE -> I2C1 interface */ static struct omap_hwmod_ocp_if omap3_l4_core__i2c1 = { .master = &omap3xxx_l4_core_hwmod, @@ -1162,6 +1182,7 @@ static struct omap_hwmod_class_sysconfig i2c_sysc = { SYSC_HAS_ENAWAKEUP | SYSC_HAS_SOFTRESET | SYSC_HAS_AUTOIDLE | SYSS_HAS_RESET_STATUS), .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART), + .clockact = CLOCKACT_TEST_ICLK, .sysc_fields = &omap_hwmod_sysc_type1, }; @@ -1309,6 +1330,39 @@ static struct omap_hwmod omap3xxx_uart4_hwmod = { .class = &omap2_uart_class, }; +static struct omap_hwmod_irq_info am35xx_uart4_mpu_irqs[] = { + { .irq = INT_35XX_UART4_IRQ, }, +}; + +static struct omap_hwmod_dma_info am35xx_uart4_sdma_reqs[] = { + { .name = "rx", .dma_req = AM35XX_DMA_UART4_RX, }, + { .name = "tx", .dma_req = AM35XX_DMA_UART4_TX, }, +}; + +static struct omap_hwmod_ocp_if *am35xx_uart4_slaves[] = { + &am35xx_l4_core__uart4, +}; + +static struct omap_hwmod am35xx_uart4_hwmod = { + .name = "uart4", + .mpu_irqs = am35xx_uart4_mpu_irqs, + .sdma_reqs = am35xx_uart4_sdma_reqs, + .main_clk = "uart4_fck", + .prcm = { + .omap2 = { + .module_offs = CORE_MOD, + .prcm_reg_id = 1, + .module_bit = OMAP3430_EN_UART4_SHIFT, + .idlest_reg_id = 1, + .idlest_idle_bit = OMAP3430_EN_UART4_SHIFT, + }, + }, + .slaves = am35xx_uart4_slaves, + .slaves_cnt = ARRAY_SIZE(am35xx_uart4_slaves), + .class = &omap2_uart_class, +}; + + static struct omap_hwmod_class i2c_class = { .name = "i2c", .sysc = &i2c_sysc, @@ -1636,7 +1690,7 @@ static struct omap_hwmod_ocp_if *omap3xxx_i2c1_slaves[] = { static struct omap_hwmod omap3xxx_i2c1_hwmod = { .name = "i2c1", - .flags = HWMOD_16BIT_REG, + .flags = HWMOD_16BIT_REG | HWMOD_SET_DEFAULT_CLOCKACT, .mpu_irqs = omap2_i2c1_mpu_irqs, .sdma_reqs = omap2_i2c1_sdma_reqs, .main_clk = "i2c1_fck", @@ -1670,7 +1724,7 @@ static struct omap_hwmod_ocp_if *omap3xxx_i2c2_slaves[] = { static struct omap_hwmod omap3xxx_i2c2_hwmod = { .name = "i2c2", - .flags = HWMOD_16BIT_REG, + .flags = HWMOD_16BIT_REG | HWMOD_SET_DEFAULT_CLOCKACT, .mpu_irqs = omap2_i2c2_mpu_irqs, .sdma_reqs = omap2_i2c2_sdma_reqs, .main_clk = "i2c2_fck", @@ -1715,7 +1769,7 @@ static struct omap_hwmod_ocp_if *omap3xxx_i2c3_slaves[] = { static struct omap_hwmod omap3xxx_i2c3_hwmod = { .name = "i2c3", - .flags = HWMOD_16BIT_REG, + .flags = HWMOD_16BIT_REG | HWMOD_SET_DEFAULT_CLOCKACT, .mpu_irqs = i2c3_mpu_irqs, .sdma_reqs = i2c3_sdma_reqs, .main_clk = "i2c3_fck", @@ -3072,7 +3126,35 @@ static struct omap_mmc_dev_attr mmc1_dev_attr = { .flags = OMAP_HSMMC_SUPPORTS_DUAL_VOLT, }; -static struct omap_hwmod omap3xxx_mmc1_hwmod = { +/* See 35xx errata 2.1.1.128 in SPRZ278F */ +static struct omap_mmc_dev_attr mmc1_pre_es3_dev_attr = { + .flags = (OMAP_HSMMC_SUPPORTS_DUAL_VOLT | + OMAP_HSMMC_BROKEN_MULTIBLOCK_READ), +}; + +static struct omap_hwmod omap3xxx_pre_es3_mmc1_hwmod = { + .name = "mmc1", + .mpu_irqs = omap34xx_mmc1_mpu_irqs, + .sdma_reqs = omap34xx_mmc1_sdma_reqs, + .opt_clks = omap34xx_mmc1_opt_clks, + .opt_clks_cnt = ARRAY_SIZE(omap34xx_mmc1_opt_clks), + .main_clk = "mmchs1_fck", + .prcm = { + .omap2 = { + .module_offs = CORE_MOD, + .prcm_reg_id = 1, + .module_bit = OMAP3430_EN_MMC1_SHIFT, + .idlest_reg_id = 1, + .idlest_idle_bit = OMAP3430_ST_MMC1_SHIFT, + }, + }, + .dev_attr = &mmc1_pre_es3_dev_attr, + .slaves = omap3xxx_mmc1_slaves, + .slaves_cnt = ARRAY_SIZE(omap3xxx_mmc1_slaves), + .class = &omap34xx_mmc_class, +}; + +static struct omap_hwmod omap3xxx_es3plus_mmc1_hwmod = { .name = "mmc1", .mpu_irqs = omap34xx_mmc1_mpu_irqs, .sdma_reqs = omap34xx_mmc1_sdma_reqs, @@ -3115,7 +3197,34 @@ static struct omap_hwmod_ocp_if *omap3xxx_mmc2_slaves[] = { &omap3xxx_l4_core__mmc2, }; -static struct omap_hwmod omap3xxx_mmc2_hwmod = { +/* See 35xx errata 2.1.1.128 in SPRZ278F */ +static struct omap_mmc_dev_attr mmc2_pre_es3_dev_attr = { + .flags = OMAP_HSMMC_BROKEN_MULTIBLOCK_READ, +}; + +static struct omap_hwmod omap3xxx_pre_es3_mmc2_hwmod = { + .name = "mmc2", + .mpu_irqs = omap34xx_mmc2_mpu_irqs, + .sdma_reqs = omap34xx_mmc2_sdma_reqs, + .opt_clks = omap34xx_mmc2_opt_clks, + .opt_clks_cnt = ARRAY_SIZE(omap34xx_mmc2_opt_clks), + .main_clk = "mmchs2_fck", + .prcm = { + .omap2 = { + .module_offs = CORE_MOD, + .prcm_reg_id = 1, + .module_bit = OMAP3430_EN_MMC2_SHIFT, + .idlest_reg_id = 1, + .idlest_idle_bit = OMAP3430_ST_MMC2_SHIFT, + }, + }, + .dev_attr = &mmc2_pre_es3_dev_attr, + .slaves = omap3xxx_mmc2_slaves, + .slaves_cnt = ARRAY_SIZE(omap3xxx_mmc2_slaves), + .class = &omap34xx_mmc_class, +}; + +static struct omap_hwmod omap3xxx_es3plus_mmc2_hwmod = { .name = "mmc2", .mpu_irqs = omap34xx_mmc2_mpu_irqs, .sdma_reqs = omap34xx_mmc2_sdma_reqs, @@ -3177,13 +3286,223 @@ static struct omap_hwmod omap3xxx_mmc3_hwmod = { .class = &omap34xx_mmc_class, }; +/* + * 'usb_host_hs' class + * high-speed multi-port usb host controller + */ +static struct omap_hwmod_ocp_if omap3xxx_usb_host_hs__l3_main_2 = { + .master = &omap3xxx_usb_host_hs_hwmod, + .slave = &omap3xxx_l3_main_hwmod, + .clk = "core_l3_ick", + .user = OCP_USER_MPU, +}; + +static struct omap_hwmod_class_sysconfig omap3xxx_usb_host_hs_sysc = { + .rev_offs = 0x0000, + .sysc_offs = 0x0010, + .syss_offs = 0x0014, + .sysc_flags = (SYSC_HAS_MIDLEMODE | SYSC_HAS_CLOCKACTIVITY | + SYSC_HAS_SIDLEMODE | SYSC_HAS_ENAWAKEUP | + SYSC_HAS_SOFTRESET | SYSC_HAS_AUTOIDLE), + .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART | + MSTANDBY_FORCE | MSTANDBY_NO | MSTANDBY_SMART), + .sysc_fields = &omap_hwmod_sysc_type1, +}; + +static struct omap_hwmod_class omap3xxx_usb_host_hs_hwmod_class = { + .name = "usb_host_hs", + .sysc = &omap3xxx_usb_host_hs_sysc, +}; + +static struct omap_hwmod_ocp_if *omap3xxx_usb_host_hs_masters[] = { + &omap3xxx_usb_host_hs__l3_main_2, +}; + +static struct omap_hwmod_addr_space omap3xxx_usb_host_hs_addrs[] = { + { + .name = "uhh", + .pa_start = 0x48064000, + .pa_end = 0x480643ff, + .flags = ADDR_TYPE_RT + }, + { + .name = "ohci", + .pa_start = 0x48064400, + .pa_end = 0x480647ff, + }, + { + .name = "ehci", + .pa_start = 0x48064800, + .pa_end = 0x48064cff, + }, + {} +}; + +static struct omap_hwmod_ocp_if omap3xxx_l4_core__usb_host_hs = { + .master = &omap3xxx_l4_core_hwmod, + .slave = &omap3xxx_usb_host_hs_hwmod, + .clk = "usbhost_ick", + .addr = omap3xxx_usb_host_hs_addrs, + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + +static struct omap_hwmod_ocp_if *omap3xxx_usb_host_hs_slaves[] = { + &omap3xxx_l4_core__usb_host_hs, +}; + +static struct omap_hwmod_opt_clk omap3xxx_usb_host_hs_opt_clks[] = { + { .role = "ehci_logic_fck", .clk = "usbhost_120m_fck", }, +}; + +static struct omap_hwmod_irq_info omap3xxx_usb_host_hs_irqs[] = { + { .name = "ohci-irq", .irq = 76 }, + { .name = "ehci-irq", .irq = 77 }, + { .irq = -1 } +}; + +static struct omap_hwmod omap3xxx_usb_host_hs_hwmod = { + .name = "usb_host_hs", + .class = &omap3xxx_usb_host_hs_hwmod_class, + .clkdm_name = "l3_init_clkdm", + .mpu_irqs = omap3xxx_usb_host_hs_irqs, + .main_clk = "usbhost_48m_fck", + .prcm = { + .omap2 = { + .module_offs = OMAP3430ES2_USBHOST_MOD, + .prcm_reg_id = 1, + .module_bit = OMAP3430ES2_EN_USBHOST1_SHIFT, + .idlest_reg_id = 1, + .idlest_idle_bit = OMAP3430ES2_ST_USBHOST_IDLE_SHIFT, + .idlest_stdby_bit = OMAP3430ES2_ST_USBHOST_STDBY_SHIFT, + }, + }, + .opt_clks = omap3xxx_usb_host_hs_opt_clks, + .opt_clks_cnt = ARRAY_SIZE(omap3xxx_usb_host_hs_opt_clks), + .slaves = omap3xxx_usb_host_hs_slaves, + .slaves_cnt = ARRAY_SIZE(omap3xxx_usb_host_hs_slaves), + .masters = omap3xxx_usb_host_hs_masters, + .masters_cnt = ARRAY_SIZE(omap3xxx_usb_host_hs_masters), + + /* + * Errata: USBHOST Configured In Smart-Idle Can Lead To a Deadlock + * id: i660 + * + * Description: + * In the following configuration : + * - USBHOST module is set to smart-idle mode + * - PRCM asserts idle_req to the USBHOST module ( This typically + * happens when the system is going to a low power mode : all ports + * have been suspended, the master part of the USBHOST module has + * entered the standby state, and SW has cut the functional clocks) + * - an USBHOST interrupt occurs before the module is able to answer + * idle_ack, typically a remote wakeup IRQ. + * Then the USB HOST module will enter a deadlock situation where it + * is no more accessible nor functional. + * + * Workaround: + * Don't use smart idle; use only force idle, hence HWMOD_SWSUP_SIDLE + */ + + /* + * Errata: USB host EHCI may stall when entering smart-standby mode + * Id: i571 + * + * Description: + * When the USBHOST module is set to smart-standby mode, and when it is + * ready to enter the standby state (i.e. all ports are suspended and + * all attached devices are in suspend mode), then it can wrongly assert + * the Mstandby signal too early while there are still some residual OCP + * transactions ongoing. If this condition occurs, the internal state + * machine may go to an undefined state and the USB link may be stuck + * upon the next resume. + * + * Workaround: + * Don't use smart standby; use only force standby, + * hence HWMOD_SWSUP_MSTANDBY + */ + + /* + * During system boot; If the hwmod framework resets the module + * the module will have smart idle settings; which can lead to deadlock + * (above Errata Id:i660); so, dont reset the module during boot; + * Use HWMOD_INIT_NO_RESET. + */ + + .flags = HWMOD_SWSUP_SIDLE | HWMOD_SWSUP_MSTANDBY | + HWMOD_INIT_NO_RESET, +}; + +/* + * 'usb_tll_hs' class + * usb_tll_hs module is the adapter on the usb_host_hs ports + */ +static struct omap_hwmod_class_sysconfig omap3xxx_usb_tll_hs_sysc = { + .rev_offs = 0x0000, + .sysc_offs = 0x0010, + .syss_offs = 0x0014, + .sysc_flags = (SYSC_HAS_CLOCKACTIVITY | SYSC_HAS_SIDLEMODE | + SYSC_HAS_ENAWAKEUP | SYSC_HAS_SOFTRESET | + SYSC_HAS_AUTOIDLE), + .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART), + .sysc_fields = &omap_hwmod_sysc_type1, +}; + +static struct omap_hwmod_class omap3xxx_usb_tll_hs_hwmod_class = { + .name = "usb_tll_hs", + .sysc = &omap3xxx_usb_tll_hs_sysc, +}; + +static struct omap_hwmod_irq_info omap3xxx_usb_tll_hs_irqs[] = { + { .name = "tll-irq", .irq = 78 }, + { .irq = -1 } +}; + +static struct omap_hwmod_addr_space omap3xxx_usb_tll_hs_addrs[] = { + { + .name = "tll", + .pa_start = 0x48062000, + .pa_end = 0x48062fff, + .flags = ADDR_TYPE_RT + }, + {} +}; + +static struct omap_hwmod_ocp_if omap3xxx_l4_core__usb_tll_hs = { + .master = &omap3xxx_l4_core_hwmod, + .slave = &omap3xxx_usb_tll_hs_hwmod, + .clk = "usbtll_ick", + .addr = omap3xxx_usb_tll_hs_addrs, + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + +static struct omap_hwmod_ocp_if *omap3xxx_usb_tll_hs_slaves[] = { + &omap3xxx_l4_core__usb_tll_hs, +}; + +static struct omap_hwmod omap3xxx_usb_tll_hs_hwmod = { + .name = "usb_tll_hs", + .class = &omap3xxx_usb_tll_hs_hwmod_class, + .clkdm_name = "l3_init_clkdm", + .mpu_irqs = omap3xxx_usb_tll_hs_irqs, + .main_clk = "usbtll_fck", + .prcm = { + .omap2 = { + .module_offs = CORE_MOD, + .prcm_reg_id = 3, + .module_bit = OMAP3430ES2_EN_USBTLL_SHIFT, + .idlest_reg_id = 3, + .idlest_idle_bit = OMAP3430ES2_ST_USBTLL_SHIFT, + }, + }, + .slaves = omap3xxx_usb_tll_hs_slaves, + .slaves_cnt = ARRAY_SIZE(omap3xxx_usb_tll_hs_slaves), +}; + static __initdata struct omap_hwmod *omap3xxx_hwmods[] = { &omap3xxx_l3_main_hwmod, &omap3xxx_l4_core_hwmod, &omap3xxx_l4_per_hwmod, &omap3xxx_l4_wkup_hwmod, - &omap3xxx_mmc1_hwmod, - &omap3xxx_mmc2_hwmod, &omap3xxx_mmc3_hwmod, &omap3xxx_mpu_hwmod, @@ -3198,12 +3517,12 @@ static __initdata struct omap_hwmod *omap3xxx_hwmods[] = { &omap3xxx_timer9_hwmod, &omap3xxx_timer10_hwmod, &omap3xxx_timer11_hwmod, - &omap3xxx_timer12_hwmod, &omap3xxx_wd_timer2_hwmod, &omap3xxx_uart1_hwmod, &omap3xxx_uart2_hwmod, &omap3xxx_uart3_hwmod, + /* dss class */ &omap3xxx_dss_dispc_hwmod, &omap3xxx_dss_dsi1_hwmod, @@ -3245,20 +3564,38 @@ static __initdata struct omap_hwmod *omap3xxx_hwmods[] = { NULL, }; +/* GP-only hwmods */ +static __initdata struct omap_hwmod *omap3xxx_gp_hwmods[] = { + &omap3xxx_timer12_hwmod, + NULL +}; + /* 3430ES1-only hwmods */ static __initdata struct omap_hwmod *omap3430es1_hwmods[] = { - &omap3xxx_iva_hwmod, &omap3430es1_dss_core_hwmod, - &omap3xxx_mailbox_hwmod, NULL }; /* 3430ES2+-only hwmods */ static __initdata struct omap_hwmod *omap3430es2plus_hwmods[] = { - &omap3xxx_iva_hwmod, &omap3xxx_dss_core_hwmod, &omap3xxx_usbhsotg_hwmod, - &omap3xxx_mailbox_hwmod, + &omap3xxx_usb_host_hs_hwmod, + &omap3xxx_usb_tll_hs_hwmod, + NULL +}; + +/* <= 3430ES3-only hwmods */ +static struct omap_hwmod *omap3430_pre_es3_hwmods[] __initdata = { + &omap3xxx_pre_es3_mmc1_hwmod, + &omap3xxx_pre_es3_mmc2_hwmod, + NULL +}; + +/* 3430ES3+-only hwmods */ +static struct omap_hwmod *omap3430_es3plus_hwmods[] __initdata = { + &omap3xxx_es3plus_mmc1_hwmod, + &omap3xxx_es3plus_mmc2_hwmod, NULL }; @@ -3280,12 +3617,21 @@ static __initdata struct omap_hwmod *omap36xx_hwmods[] = { &omap36xx_sr2_hwmod, &omap3xxx_usbhsotg_hwmod, &omap3xxx_mailbox_hwmod, + &omap3xxx_usb_host_hs_hwmod, + &omap3xxx_usb_tll_hs_hwmod, + &omap3xxx_es3plus_mmc1_hwmod, + &omap3xxx_es3plus_mmc2_hwmod, NULL }; static __initdata struct omap_hwmod *am35xx_hwmods[] = { &omap3xxx_dss_core_hwmod, /* XXX ??? */ &am35xx_usbhsotg_hwmod, + &am35xx_uart4_hwmod, + &omap3xxx_usb_host_hs_hwmod, + &omap3xxx_usb_tll_hs_hwmod, + &omap3xxx_es3plus_mmc1_hwmod, + &omap3xxx_es3plus_mmc2_hwmod, NULL }; @@ -3300,6 +3646,13 @@ int __init omap3xxx_hwmod_init(void) if (r < 0) return r; + /* Register GP-only hwmods. */ + if (omap_type() == OMAP2_DEVICE_TYPE_GP) { + r = omap_hwmod_register(omap3xxx_gp_hwmods); + if (r < 0) + return r; + } + rev = omap_rev(); /* @@ -3338,6 +3691,21 @@ int __init omap3xxx_hwmod_init(void) h = omap3430es2plus_hwmods; }; + if (h) { + r = omap_hwmod_register(h); + if (r < 0) + return r; + } + + h = NULL; + if (rev == OMAP3430_REV_ES1_0 || rev == OMAP3430_REV_ES2_0 || + rev == OMAP3430_REV_ES2_1) { + h = omap3430_pre_es3_hwmods; + } else if (rev == OMAP3430_REV_ES3_0 || rev == OMAP3430_REV_ES3_1 || + rev == OMAP3430_REV_ES3_1_2) { + h = omap3430_es3plus_hwmods; + }; + if (h) r = omap_hwmod_register(h); diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c index daaf165af696..f9f151081760 100644 --- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c @@ -70,6 +70,8 @@ static struct omap_hwmod omap44xx_mmc2_hwmod; static struct omap_hwmod omap44xx_mpu_hwmod; static struct omap_hwmod omap44xx_mpu_private_hwmod; static struct omap_hwmod omap44xx_usb_otg_hs_hwmod; +static struct omap_hwmod omap44xx_usb_host_hs_hwmod; +static struct omap_hwmod omap44xx_usb_tll_hs_hwmod; /* * Interconnects omap_hwmod structures @@ -2246,6 +2248,7 @@ static struct omap_hwmod_class_sysconfig omap44xx_i2c_sysc = { SYSC_HAS_SOFTRESET | SYSS_HAS_RESET_STATUS), .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART | SIDLE_SMART_WKUP), + .clockact = CLOCKACT_TEST_ICLK, .sysc_fields = &omap_hwmod_sysc_type1, }; @@ -2300,7 +2303,7 @@ static struct omap_hwmod omap44xx_i2c1_hwmod = { .name = "i2c1", .class = &omap44xx_i2c_hwmod_class, .clkdm_name = "l4_per_clkdm", - .flags = HWMOD_16BIT_REG, + .flags = HWMOD_16BIT_REG | HWMOD_SET_DEFAULT_CLOCKACT, .mpu_irqs = omap44xx_i2c1_irqs, .sdma_reqs = omap44xx_i2c1_sdma_reqs, .main_clk = "i2c1_fck", @@ -2356,7 +2359,7 @@ static struct omap_hwmod omap44xx_i2c2_hwmod = { .name = "i2c2", .class = &omap44xx_i2c_hwmod_class, .clkdm_name = "l4_per_clkdm", - .flags = HWMOD_16BIT_REG, + .flags = HWMOD_16BIT_REG | HWMOD_SET_DEFAULT_CLOCKACT, .mpu_irqs = omap44xx_i2c2_irqs, .sdma_reqs = omap44xx_i2c2_sdma_reqs, .main_clk = "i2c2_fck", @@ -2412,7 +2415,7 @@ static struct omap_hwmod omap44xx_i2c3_hwmod = { .name = "i2c3", .class = &omap44xx_i2c_hwmod_class, .clkdm_name = "l4_per_clkdm", - .flags = HWMOD_16BIT_REG, + .flags = HWMOD_16BIT_REG | HWMOD_SET_DEFAULT_CLOCKACT, .mpu_irqs = omap44xx_i2c3_irqs, .sdma_reqs = omap44xx_i2c3_sdma_reqs, .main_clk = "i2c3_fck", @@ -2468,7 +2471,7 @@ static struct omap_hwmod omap44xx_i2c4_hwmod = { .name = "i2c4", .class = &omap44xx_i2c_hwmod_class, .clkdm_name = "l4_per_clkdm", - .flags = HWMOD_16BIT_REG, + .flags = HWMOD_16BIT_REG | HWMOD_SET_DEFAULT_CLOCKACT, .mpu_irqs = omap44xx_i2c4_irqs, .sdma_reqs = omap44xx_i2c4_sdma_reqs, .main_clk = "i2c4_fck", @@ -5276,6 +5279,207 @@ static struct omap_hwmod omap44xx_wd_timer3_hwmod = { .slaves_cnt = ARRAY_SIZE(omap44xx_wd_timer3_slaves), }; +/* + * 'usb_host_hs' class + * high-speed multi-port usb host controller + */ +static struct omap_hwmod_ocp_if omap44xx_usb_host_hs__l3_main_2 = { + .master = &omap44xx_usb_host_hs_hwmod, + .slave = &omap44xx_l3_main_2_hwmod, + .clk = "l3_div_ck", + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + +static struct omap_hwmod_class_sysconfig omap44xx_usb_host_hs_sysc = { + .rev_offs = 0x0000, + .sysc_offs = 0x0010, + .syss_offs = 0x0014, + .sysc_flags = (SYSC_HAS_MIDLEMODE | SYSC_HAS_SIDLEMODE | + SYSC_HAS_SOFTRESET), + .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART | + SIDLE_SMART_WKUP | MSTANDBY_FORCE | MSTANDBY_NO | + MSTANDBY_SMART | MSTANDBY_SMART_WKUP), + .sysc_fields = &omap_hwmod_sysc_type2, +}; + +static struct omap_hwmod_class omap44xx_usb_host_hs_hwmod_class = { + .name = "usb_host_hs", + .sysc = &omap44xx_usb_host_hs_sysc, +}; + +static struct omap_hwmod_ocp_if *omap44xx_usb_host_hs_masters[] = { + &omap44xx_usb_host_hs__l3_main_2, +}; + +static struct omap_hwmod_addr_space omap44xx_usb_host_hs_addrs[] = { + { + .name = "uhh", + .pa_start = 0x4a064000, + .pa_end = 0x4a0647ff, + .flags = ADDR_TYPE_RT + }, + { + .name = "ohci", + .pa_start = 0x4a064800, + .pa_end = 0x4a064bff, + }, + { + .name = "ehci", + .pa_start = 0x4a064c00, + .pa_end = 0x4a064fff, + }, + {} +}; + +static struct omap_hwmod_irq_info omap44xx_usb_host_hs_irqs[] = { + { .name = "ohci-irq", .irq = 76 + OMAP44XX_IRQ_GIC_START }, + { .name = "ehci-irq", .irq = 77 + OMAP44XX_IRQ_GIC_START }, + { .irq = -1 } +}; + +static struct omap_hwmod_ocp_if omap44xx_l4_cfg__usb_host_hs = { + .master = &omap44xx_l4_cfg_hwmod, + .slave = &omap44xx_usb_host_hs_hwmod, + .clk = "l4_div_ck", + .addr = omap44xx_usb_host_hs_addrs, + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + +static struct omap_hwmod_ocp_if *omap44xx_usb_host_hs_slaves[] = { + &omap44xx_l4_cfg__usb_host_hs, +}; + +static struct omap_hwmod omap44xx_usb_host_hs_hwmod = { + .name = "usb_host_hs", + .class = &omap44xx_usb_host_hs_hwmod_class, + .clkdm_name = "l3_init_clkdm", + .main_clk = "usb_host_hs_fck", + .prcm = { + .omap4 = { + .clkctrl_offs = OMAP4_CM_L3INIT_USB_HOST_CLKCTRL_OFFSET, + .context_offs = OMAP4_RM_L3INIT_USB_HOST_CONTEXT_OFFSET, + .modulemode = MODULEMODE_SWCTRL, + }, + }, + .mpu_irqs = omap44xx_usb_host_hs_irqs, + .slaves = omap44xx_usb_host_hs_slaves, + .slaves_cnt = ARRAY_SIZE(omap44xx_usb_host_hs_slaves), + .masters = omap44xx_usb_host_hs_masters, + .masters_cnt = ARRAY_SIZE(omap44xx_usb_host_hs_masters), + + /* + * Errata: USBHOST Configured In Smart-Idle Can Lead To a Deadlock + * id: i660 + * + * Description: + * In the following configuration : + * - USBHOST module is set to smart-idle mode + * - PRCM asserts idle_req to the USBHOST module ( This typically + * happens when the system is going to a low power mode : all ports + * have been suspended, the master part of the USBHOST module has + * entered the standby state, and SW has cut the functional clocks) + * - an USBHOST interrupt occurs before the module is able to answer + * idle_ack, typically a remote wakeup IRQ. + * Then the USB HOST module will enter a deadlock situation where it + * is no more accessible nor functional. + * + * Workaround: + * Don't use smart idle; use only force idle, hence HWMOD_SWSUP_SIDLE + */ + + /* + * Errata: USB host EHCI may stall when entering smart-standby mode + * Id: i571 + * + * Description: + * When the USBHOST module is set to smart-standby mode, and when it is + * ready to enter the standby state (i.e. all ports are suspended and + * all attached devices are in suspend mode), then it can wrongly assert + * the Mstandby signal too early while there are still some residual OCP + * transactions ongoing. If this condition occurs, the internal state + * machine may go to an undefined state and the USB link may be stuck + * upon the next resume. + * + * Workaround: + * Don't use smart standby; use only force standby, + * hence HWMOD_SWSUP_MSTANDBY + */ + + /* + * During system boot; If the hwmod framework resets the module + * the module will have smart idle settings; which can lead to deadlock + * (above Errata Id:i660); so, dont reset the module during boot; + * Use HWMOD_INIT_NO_RESET. + */ + + .flags = HWMOD_SWSUP_SIDLE | HWMOD_SWSUP_MSTANDBY | + HWMOD_INIT_NO_RESET, +}; + +/* + * 'usb_tll_hs' class + * usb_tll_hs module is the adapter on the usb_host_hs ports + */ +static struct omap_hwmod_class_sysconfig omap44xx_usb_tll_hs_sysc = { + .rev_offs = 0x0000, + .sysc_offs = 0x0010, + .syss_offs = 0x0014, + .sysc_flags = (SYSC_HAS_CLOCKACTIVITY | SYSC_HAS_SIDLEMODE | + SYSC_HAS_ENAWAKEUP | SYSC_HAS_SOFTRESET | + SYSC_HAS_AUTOIDLE), + .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART), + .sysc_fields = &omap_hwmod_sysc_type1, +}; + +static struct omap_hwmod_class omap44xx_usb_tll_hs_hwmod_class = { + .name = "usb_tll_hs", + .sysc = &omap44xx_usb_tll_hs_sysc, +}; + +static struct omap_hwmod_irq_info omap44xx_usb_tll_hs_irqs[] = { + { .name = "tll-irq", .irq = 78 + OMAP44XX_IRQ_GIC_START }, + { .irq = -1 } +}; + +static struct omap_hwmod_addr_space omap44xx_usb_tll_hs_addrs[] = { + { + .name = "tll", + .pa_start = 0x4a062000, + .pa_end = 0x4a063fff, + .flags = ADDR_TYPE_RT + }, + {} +}; + +static struct omap_hwmod_ocp_if omap44xx_l4_cfg__usb_tll_hs = { + .master = &omap44xx_l4_cfg_hwmod, + .slave = &omap44xx_usb_tll_hs_hwmod, + .clk = "l4_div_ck", + .addr = omap44xx_usb_tll_hs_addrs, + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + +static struct omap_hwmod_ocp_if *omap44xx_usb_tll_hs_slaves[] = { + &omap44xx_l4_cfg__usb_tll_hs, +}; + +static struct omap_hwmod omap44xx_usb_tll_hs_hwmod = { + .name = "usb_tll_hs", + .class = &omap44xx_usb_tll_hs_hwmod_class, + .clkdm_name = "l3_init_clkdm", + .main_clk = "usb_tll_hs_ick", + .prcm = { + .omap4 = { + .clkctrl_offs = OMAP4_CM_L3INIT_USB_TLL_CLKCTRL_OFFSET, + .context_offs = OMAP4_RM_L3INIT_USB_TLL_CONTEXT_OFFSET, + .modulemode = MODULEMODE_HWCTRL, + }, + }, + .mpu_irqs = omap44xx_usb_tll_hs_irqs, + .slaves = omap44xx_usb_tll_hs_slaves, + .slaves_cnt = ARRAY_SIZE(omap44xx_usb_tll_hs_slaves), +}; + static __initdata struct omap_hwmod *omap44xx_hwmods[] = { /* dmm class */ @@ -5415,13 +5619,16 @@ static __initdata struct omap_hwmod *omap44xx_hwmods[] = { &omap44xx_uart3_hwmod, &omap44xx_uart4_hwmod, + /* usb host class */ + &omap44xx_usb_host_hs_hwmod, + &omap44xx_usb_tll_hs_hwmod, + /* usb_otg_hs class */ &omap44xx_usb_otg_hs_hwmod, /* wd_timer class */ &omap44xx_wd_timer2_hwmod, &omap44xx_wd_timer3_hwmod, - NULL, }; diff --git a/arch/arm/mach-omap2/prcm-common.h b/arch/arm/mach-omap2/prcm-common.h index 0363dcb0ef93..da2d80f5fcbd 100644 --- a/arch/arm/mach-omap2/prcm-common.h +++ b/arch/arm/mach-omap2/prcm-common.h @@ -201,6 +201,8 @@ #define OMAP3430_EN_MMC2_SHIFT 25 #define OMAP3430_EN_MMC1_MASK (1 << 24) #define OMAP3430_EN_MMC1_SHIFT 24 +#define OMAP3430_EN_UART4_MASK (1 << 23) +#define OMAP3430_EN_UART4_SHIFT 23 #define OMAP3430_EN_MCSPI4_MASK (1 << 21) #define OMAP3430_EN_MCSPI4_SHIFT 21 #define OMAP3430_EN_MCSPI3_MASK (1 << 20) diff --git a/arch/arm/mach-omap2/usb-host.c b/arch/arm/mach-omap2/usb-host.c index 89ae29847c59..771dc781b746 100644 --- a/arch/arm/mach-omap2/usb-host.c +++ b/arch/arm/mach-omap2/usb-host.c @@ -28,51 +28,28 @@ #include #include #include +#include #include "mux.h" #ifdef CONFIG_MFD_OMAP_USB_HOST -#define OMAP_USBHS_DEVICE "usbhs-omap" - -static struct resource usbhs_resources[] = { - { - .name = "uhh", - .flags = IORESOURCE_MEM, - }, - { - .name = "tll", - .flags = IORESOURCE_MEM, - }, - { - .name = "ehci", - .flags = IORESOURCE_MEM, - }, - { - .name = "ehci-irq", - .flags = IORESOURCE_IRQ, - }, - { - .name = "ohci", - .flags = IORESOURCE_MEM, - }, - { - .name = "ohci-irq", - .flags = IORESOURCE_IRQ, - } -}; - -static struct platform_device usbhs_device = { - .name = OMAP_USBHS_DEVICE, - .id = 0, - .num_resources = ARRAY_SIZE(usbhs_resources), - .resource = usbhs_resources, -}; +#define OMAP_USBHS_DEVICE "usbhs_omap" +#define USBHS_UHH_HWMODNAME "usb_host_hs" +#define USBHS_TLL_HWMODNAME "usb_tll_hs" static struct usbhs_omap_platform_data usbhs_data; static struct ehci_hcd_omap_platform_data ehci_data; static struct ohci_hcd_omap_platform_data ohci_data; +static struct omap_device_pm_latency omap_uhhtll_latency[] = { + { + .deactivate_func = omap_device_idle_hwmods, + .activate_func = omap_device_enable_hwmods, + .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST, + }, +}; + /* MUX settings for EHCI pins */ /* * setup_ehci_io_mux - initialize IO pad mux for USBHOST @@ -508,7 +485,10 @@ static void setup_4430ohci_io_mux(const enum usbhs_omap_port_mode *port_mode) void __init usbhs_init(const struct usbhs_omap_board_data *pdata) { - int i; + struct omap_hwmod *oh[2]; + struct omap_device *od; + int bus_id = -1; + int i; for (i = 0; i < OMAP3_HS_USB_PORTS; i++) { usbhs_data.port_mode[i] = pdata->port_mode[i]; @@ -523,44 +503,34 @@ void __init usbhs_init(const struct usbhs_omap_board_data *pdata) usbhs_data.ohci_data = &ohci_data; if (cpu_is_omap34xx()) { - usbhs_resources[0].start = OMAP34XX_UHH_CONFIG_BASE; - usbhs_resources[0].end = OMAP34XX_UHH_CONFIG_BASE + SZ_1K - 1; - usbhs_resources[1].start = OMAP34XX_USBTLL_BASE; - usbhs_resources[1].end = OMAP34XX_USBTLL_BASE + SZ_4K - 1; - usbhs_resources[2].start = OMAP34XX_EHCI_BASE; - usbhs_resources[2].end = OMAP34XX_EHCI_BASE + SZ_1K - 1; - usbhs_resources[3].start = INT_34XX_EHCI_IRQ; - usbhs_resources[4].start = OMAP34XX_OHCI_BASE; - usbhs_resources[4].end = OMAP34XX_OHCI_BASE + SZ_1K - 1; - usbhs_resources[5].start = INT_34XX_OHCI_IRQ; setup_ehci_io_mux(pdata->port_mode); setup_ohci_io_mux(pdata->port_mode); } else if (cpu_is_omap44xx()) { - usbhs_resources[0].start = OMAP44XX_UHH_CONFIG_BASE; - usbhs_resources[0].end = OMAP44XX_UHH_CONFIG_BASE + SZ_1K - 1; - usbhs_resources[1].start = OMAP44XX_USBTLL_BASE; - usbhs_resources[1].end = OMAP44XX_USBTLL_BASE + SZ_4K - 1; - usbhs_resources[2].start = OMAP44XX_HSUSB_EHCI_BASE; - usbhs_resources[2].end = OMAP44XX_HSUSB_EHCI_BASE + SZ_1K - 1; - usbhs_resources[3].start = OMAP44XX_IRQ_EHCI; - usbhs_resources[4].start = OMAP44XX_HSUSB_OHCI_BASE; - usbhs_resources[4].end = OMAP44XX_HSUSB_OHCI_BASE + SZ_1K - 1; - usbhs_resources[5].start = OMAP44XX_IRQ_OHCI; setup_4430ehci_io_mux(pdata->port_mode); setup_4430ohci_io_mux(pdata->port_mode); } - if (platform_device_add_data(&usbhs_device, - &usbhs_data, sizeof(usbhs_data)) < 0) { - printk(KERN_ERR "USBHS platform_device_add_data failed\n"); - goto init_end; + oh[0] = omap_hwmod_lookup(USBHS_UHH_HWMODNAME); + if (!oh[0]) { + pr_err("Could not look up %s\n", USBHS_UHH_HWMODNAME); + return; } - if (platform_device_register(&usbhs_device) < 0) - printk(KERN_ERR "USBHS platform_device_register failed\n"); + oh[1] = omap_hwmod_lookup(USBHS_TLL_HWMODNAME); + if (!oh[1]) { + pr_err("Could not look up %s\n", USBHS_TLL_HWMODNAME); + return; + } -init_end: - return; + od = omap_device_build_ss(OMAP_USBHS_DEVICE, bus_id, oh, 2, + (void *)&usbhs_data, sizeof(usbhs_data), + omap_uhhtll_latency, + ARRAY_SIZE(omap_uhhtll_latency), false); + if (IS_ERR(od)) { + pr_err("Could not build hwmod devices %s,%s\n", + USBHS_UHH_HWMODNAME, USBHS_TLL_HWMODNAME); + return; + } } #else @@ -570,5 +540,3 @@ void __init usbhs_init(const struct usbhs_omap_board_data *pdata) } #endif - - diff --git a/arch/arm/plat-omap/include/plat/irqs.h b/arch/arm/plat-omap/include/plat/irqs.h index 30e10719b774..6e5d3a0cb9d5 100644 --- a/arch/arm/plat-omap/include/plat/irqs.h +++ b/arch/arm/plat-omap/include/plat/irqs.h @@ -357,7 +357,7 @@ #define INT_35XX_EMAC_C0_TX_PULSE_IRQ 69 #define INT_35XX_EMAC_C0_MISC_PULSE_IRQ 70 #define INT_35XX_USBOTG_IRQ 71 -#define INT_35XX_UART4 84 +#define INT_35XX_UART4_IRQ 84 #define INT_35XX_CCDC_VD0_IRQ 88 #define INT_35XX_CCDC_VD1_IRQ 92 #define INT_35XX_CCDC_VD2_IRQ 93 diff --git a/arch/arm/plat-omap/include/plat/serial.h b/arch/arm/plat-omap/include/plat/serial.h index 1ab9fd6abe6d..865a2ba7ffa8 100644 --- a/arch/arm/plat-omap/include/plat/serial.h +++ b/arch/arm/plat-omap/include/plat/serial.h @@ -44,6 +44,7 @@ #define OMAP3_UART2_BASE OMAP2_UART2_BASE #define OMAP3_UART3_BASE 0x49020000 #define OMAP3_UART4_BASE 0x49042000 /* Only on 36xx */ +#define OMAP3_UART4_AM35XX_BASE 0x4809E000 /* Only on AM35xx */ /* OMAP4 serial ports */ #define OMAP4_UART1_BASE OMAP2_UART1_BASE diff --git a/arch/arm/plat-omap/include/plat/usb.h b/arch/arm/plat-omap/include/plat/usb.h index 17d3c939775c..2b66dc266bcf 100644 --- a/arch/arm/plat-omap/include/plat/usb.h +++ b/arch/arm/plat-omap/include/plat/usb.h @@ -100,9 +100,6 @@ extern void usb_musb_init(struct omap_musb_board_data *board_data); extern void usbhs_init(const struct usbhs_omap_board_data *pdata); -extern int omap_usbhs_enable(struct device *dev); -extern void omap_usbhs_disable(struct device *dev); - extern int omap4430_phy_power(struct device *dev, int ID, int on); extern int omap4430_phy_set_clk(struct device *dev, int on); extern int omap4430_phy_init(struct device *dev); diff --git a/drivers/mfd/omap-usb-host.c b/drivers/mfd/omap-usb-host.c index 86e14583a082..3f565ef3e149 100644 --- a/drivers/mfd/omap-usb-host.c +++ b/drivers/mfd/omap-usb-host.c @@ -27,8 +27,9 @@ #include #include #include +#include -#define USBHS_DRIVER_NAME "usbhs-omap" +#define USBHS_DRIVER_NAME "usbhs_omap" #define OMAP_EHCI_DEVICE "ehci-omap" #define OMAP_OHCI_DEVICE "ohci-omap3" @@ -147,9 +148,6 @@ struct usbhs_hcd_omap { - struct clk *usbhost_ick; - struct clk *usbhost_hs_fck; - struct clk *usbhost_fs_fck; struct clk *xclk60mhsp1_ck; struct clk *xclk60mhsp2_ck; struct clk *utmi_p1_fck; @@ -159,8 +157,7 @@ struct usbhs_hcd_omap { struct clk *usbhost_p2_fck; struct clk *usbtll_p2_fck; struct clk *init_60m_fclk; - struct clk *usbtll_fck; - struct clk *usbtll_ick; + struct clk *ehci_logic_fck; void __iomem *uhh_base; void __iomem *tll_base; @@ -169,7 +166,6 @@ struct usbhs_hcd_omap { u32 usbhs_rev; spinlock_t lock; - int count; }; /*-------------------------------------------------------------------------*/ @@ -319,269 +315,6 @@ err_end: return ret; } -/** - * usbhs_omap_probe - initialize TI-based HCDs - * - * Allocates basic resources for this USB host controller. - */ -static int __devinit usbhs_omap_probe(struct platform_device *pdev) -{ - struct device *dev = &pdev->dev; - struct usbhs_omap_platform_data *pdata = dev->platform_data; - struct usbhs_hcd_omap *omap; - struct resource *res; - int ret = 0; - int i; - - if (!pdata) { - dev_err(dev, "Missing platform data\n"); - ret = -ENOMEM; - goto end_probe; - } - - omap = kzalloc(sizeof(*omap), GFP_KERNEL); - if (!omap) { - dev_err(dev, "Memory allocation failed\n"); - ret = -ENOMEM; - goto end_probe; - } - - spin_lock_init(&omap->lock); - - for (i = 0; i < OMAP3_HS_USB_PORTS; i++) - omap->platdata.port_mode[i] = pdata->port_mode[i]; - - omap->platdata.ehci_data = pdata->ehci_data; - omap->platdata.ohci_data = pdata->ohci_data; - - omap->usbhost_ick = clk_get(dev, "usbhost_ick"); - if (IS_ERR(omap->usbhost_ick)) { - ret = PTR_ERR(omap->usbhost_ick); - dev_err(dev, "usbhost_ick failed error:%d\n", ret); - goto err_end; - } - - omap->usbhost_hs_fck = clk_get(dev, "hs_fck"); - if (IS_ERR(omap->usbhost_hs_fck)) { - ret = PTR_ERR(omap->usbhost_hs_fck); - dev_err(dev, "usbhost_hs_fck failed error:%d\n", ret); - goto err_usbhost_ick; - } - - omap->usbhost_fs_fck = clk_get(dev, "fs_fck"); - if (IS_ERR(omap->usbhost_fs_fck)) { - ret = PTR_ERR(omap->usbhost_fs_fck); - dev_err(dev, "usbhost_fs_fck failed error:%d\n", ret); - goto err_usbhost_hs_fck; - } - - omap->usbtll_fck = clk_get(dev, "usbtll_fck"); - if (IS_ERR(omap->usbtll_fck)) { - ret = PTR_ERR(omap->usbtll_fck); - dev_err(dev, "usbtll_fck failed error:%d\n", ret); - goto err_usbhost_fs_fck; - } - - omap->usbtll_ick = clk_get(dev, "usbtll_ick"); - if (IS_ERR(omap->usbtll_ick)) { - ret = PTR_ERR(omap->usbtll_ick); - dev_err(dev, "usbtll_ick failed error:%d\n", ret); - goto err_usbtll_fck; - } - - omap->utmi_p1_fck = clk_get(dev, "utmi_p1_gfclk"); - if (IS_ERR(omap->utmi_p1_fck)) { - ret = PTR_ERR(omap->utmi_p1_fck); - dev_err(dev, "utmi_p1_gfclk failed error:%d\n", ret); - goto err_usbtll_ick; - } - - omap->xclk60mhsp1_ck = clk_get(dev, "xclk60mhsp1_ck"); - if (IS_ERR(omap->xclk60mhsp1_ck)) { - ret = PTR_ERR(omap->xclk60mhsp1_ck); - dev_err(dev, "xclk60mhsp1_ck failed error:%d\n", ret); - goto err_utmi_p1_fck; - } - - omap->utmi_p2_fck = clk_get(dev, "utmi_p2_gfclk"); - if (IS_ERR(omap->utmi_p2_fck)) { - ret = PTR_ERR(omap->utmi_p2_fck); - dev_err(dev, "utmi_p2_gfclk failed error:%d\n", ret); - goto err_xclk60mhsp1_ck; - } - - omap->xclk60mhsp2_ck = clk_get(dev, "xclk60mhsp2_ck"); - if (IS_ERR(omap->xclk60mhsp2_ck)) { - ret = PTR_ERR(omap->xclk60mhsp2_ck); - dev_err(dev, "xclk60mhsp2_ck failed error:%d\n", ret); - goto err_utmi_p2_fck; - } - - omap->usbhost_p1_fck = clk_get(dev, "usb_host_hs_utmi_p1_clk"); - if (IS_ERR(omap->usbhost_p1_fck)) { - ret = PTR_ERR(omap->usbhost_p1_fck); - dev_err(dev, "usbhost_p1_fck failed error:%d\n", ret); - goto err_xclk60mhsp2_ck; - } - - omap->usbtll_p1_fck = clk_get(dev, "usb_tll_hs_usb_ch0_clk"); - if (IS_ERR(omap->usbtll_p1_fck)) { - ret = PTR_ERR(omap->usbtll_p1_fck); - dev_err(dev, "usbtll_p1_fck failed error:%d\n", ret); - goto err_usbhost_p1_fck; - } - - omap->usbhost_p2_fck = clk_get(dev, "usb_host_hs_utmi_p2_clk"); - if (IS_ERR(omap->usbhost_p2_fck)) { - ret = PTR_ERR(omap->usbhost_p2_fck); - dev_err(dev, "usbhost_p2_fck failed error:%d\n", ret); - goto err_usbtll_p1_fck; - } - - omap->usbtll_p2_fck = clk_get(dev, "usb_tll_hs_usb_ch1_clk"); - if (IS_ERR(omap->usbtll_p2_fck)) { - ret = PTR_ERR(omap->usbtll_p2_fck); - dev_err(dev, "usbtll_p2_fck failed error:%d\n", ret); - goto err_usbhost_p2_fck; - } - - omap->init_60m_fclk = clk_get(dev, "init_60m_fclk"); - if (IS_ERR(omap->init_60m_fclk)) { - ret = PTR_ERR(omap->init_60m_fclk); - dev_err(dev, "init_60m_fclk failed error:%d\n", ret); - goto err_usbtll_p2_fck; - } - - res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "uhh"); - if (!res) { - dev_err(dev, "UHH EHCI get resource failed\n"); - ret = -ENODEV; - goto err_init_60m_fclk; - } - - omap->uhh_base = ioremap(res->start, resource_size(res)); - if (!omap->uhh_base) { - dev_err(dev, "UHH ioremap failed\n"); - ret = -ENOMEM; - goto err_init_60m_fclk; - } - - res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "tll"); - if (!res) { - dev_err(dev, "UHH EHCI get resource failed\n"); - ret = -ENODEV; - goto err_tll; - } - - omap->tll_base = ioremap(res->start, resource_size(res)); - if (!omap->tll_base) { - dev_err(dev, "TLL ioremap failed\n"); - ret = -ENOMEM; - goto err_tll; - } - - platform_set_drvdata(pdev, omap); - - ret = omap_usbhs_alloc_children(pdev); - if (ret) { - dev_err(dev, "omap_usbhs_alloc_children failed\n"); - goto err_alloc; - } - - goto end_probe; - -err_alloc: - iounmap(omap->tll_base); - -err_tll: - iounmap(omap->uhh_base); - -err_init_60m_fclk: - clk_put(omap->init_60m_fclk); - -err_usbtll_p2_fck: - clk_put(omap->usbtll_p2_fck); - -err_usbhost_p2_fck: - clk_put(omap->usbhost_p2_fck); - -err_usbtll_p1_fck: - clk_put(omap->usbtll_p1_fck); - -err_usbhost_p1_fck: - clk_put(omap->usbhost_p1_fck); - -err_xclk60mhsp2_ck: - clk_put(omap->xclk60mhsp2_ck); - -err_utmi_p2_fck: - clk_put(omap->utmi_p2_fck); - -err_xclk60mhsp1_ck: - clk_put(omap->xclk60mhsp1_ck); - -err_utmi_p1_fck: - clk_put(omap->utmi_p1_fck); - -err_usbtll_ick: - clk_put(omap->usbtll_ick); - -err_usbtll_fck: - clk_put(omap->usbtll_fck); - -err_usbhost_fs_fck: - clk_put(omap->usbhost_fs_fck); - -err_usbhost_hs_fck: - clk_put(omap->usbhost_hs_fck); - -err_usbhost_ick: - clk_put(omap->usbhost_ick); - -err_end: - kfree(omap); - -end_probe: - return ret; -} - -/** - * usbhs_omap_remove - shutdown processing for UHH & TLL HCDs - * @pdev: USB Host Controller being removed - * - * Reverses the effect of usbhs_omap_probe(). - */ -static int __devexit usbhs_omap_remove(struct platform_device *pdev) -{ - struct usbhs_hcd_omap *omap = platform_get_drvdata(pdev); - - if (omap->count != 0) { - dev_err(&pdev->dev, - "Either EHCI or OHCI is still using usbhs core\n"); - return -EBUSY; - } - - iounmap(omap->tll_base); - iounmap(omap->uhh_base); - clk_put(omap->init_60m_fclk); - clk_put(omap->usbtll_p2_fck); - clk_put(omap->usbhost_p2_fck); - clk_put(omap->usbtll_p1_fck); - clk_put(omap->usbhost_p1_fck); - clk_put(omap->xclk60mhsp2_ck); - clk_put(omap->utmi_p2_fck); - clk_put(omap->xclk60mhsp1_ck); - clk_put(omap->utmi_p1_fck); - clk_put(omap->usbtll_ick); - clk_put(omap->usbtll_fck); - clk_put(omap->usbhost_fs_fck); - clk_put(omap->usbhost_hs_fck); - clk_put(omap->usbhost_ick); - kfree(omap); - - return 0; -} - static bool is_ohci_port(enum usbhs_omap_port_mode pmode) { switch (pmode) { @@ -689,30 +422,85 @@ static void usbhs_omap_tll_init(struct device *dev, u8 tll_channel_count) } } -static int usbhs_enable(struct device *dev) +static int usbhs_runtime_resume(struct device *dev) { struct usbhs_hcd_omap *omap = dev_get_drvdata(dev); struct usbhs_omap_platform_data *pdata = &omap->platdata; - unsigned long flags = 0; - int ret = 0; - unsigned long timeout; - unsigned reg; + unsigned long flags; + + dev_dbg(dev, "usbhs_runtime_resume\n"); - dev_dbg(dev, "starting TI HSUSB Controller\n"); if (!pdata) { dev_dbg(dev, "missing platform_data\n"); return -ENODEV; } spin_lock_irqsave(&omap->lock, flags); - if (omap->count > 0) - goto end_count; - clk_enable(omap->usbhost_ick); - clk_enable(omap->usbhost_hs_fck); - clk_enable(omap->usbhost_fs_fck); - clk_enable(omap->usbtll_fck); - clk_enable(omap->usbtll_ick); + if (omap->ehci_logic_fck && !IS_ERR(omap->ehci_logic_fck)) + clk_enable(omap->ehci_logic_fck); + + if (is_ehci_tll_mode(pdata->port_mode[0])) { + clk_enable(omap->usbhost_p1_fck); + clk_enable(omap->usbtll_p1_fck); + } + if (is_ehci_tll_mode(pdata->port_mode[1])) { + clk_enable(omap->usbhost_p2_fck); + clk_enable(omap->usbtll_p2_fck); + } + clk_enable(omap->utmi_p1_fck); + clk_enable(omap->utmi_p2_fck); + + spin_unlock_irqrestore(&omap->lock, flags); + + return 0; +} + +static int usbhs_runtime_suspend(struct device *dev) +{ + struct usbhs_hcd_omap *omap = dev_get_drvdata(dev); + struct usbhs_omap_platform_data *pdata = &omap->platdata; + unsigned long flags; + + dev_dbg(dev, "usbhs_runtime_suspend\n"); + + if (!pdata) { + dev_dbg(dev, "missing platform_data\n"); + return -ENODEV; + } + + spin_lock_irqsave(&omap->lock, flags); + + if (is_ehci_tll_mode(pdata->port_mode[0])) { + clk_disable(omap->usbhost_p1_fck); + clk_disable(omap->usbtll_p1_fck); + } + if (is_ehci_tll_mode(pdata->port_mode[1])) { + clk_disable(omap->usbhost_p2_fck); + clk_disable(omap->usbtll_p2_fck); + } + clk_disable(omap->utmi_p2_fck); + clk_disable(omap->utmi_p1_fck); + + if (omap->ehci_logic_fck && !IS_ERR(omap->ehci_logic_fck)) + clk_disable(omap->ehci_logic_fck); + + spin_unlock_irqrestore(&omap->lock, flags); + + return 0; +} + +static void omap_usbhs_init(struct device *dev) +{ + struct usbhs_hcd_omap *omap = dev_get_drvdata(dev); + struct usbhs_omap_platform_data *pdata = &omap->platdata; + unsigned long flags; + unsigned reg; + + dev_dbg(dev, "starting TI HSUSB Controller\n"); + + pm_runtime_get_sync(dev); + spin_lock_irqsave(&omap->lock, flags); if (pdata->ehci_data->phy_reset) { if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[0])) { @@ -736,50 +524,6 @@ static int usbhs_enable(struct device *dev) omap->usbhs_rev = usbhs_read(omap->uhh_base, OMAP_UHH_REVISION); dev_dbg(dev, "OMAP UHH_REVISION 0x%x\n", omap->usbhs_rev); - /* perform TLL soft reset, and wait until reset is complete */ - usbhs_write(omap->tll_base, OMAP_USBTLL_SYSCONFIG, - OMAP_USBTLL_SYSCONFIG_SOFTRESET); - - /* Wait for TLL reset to complete */ - timeout = jiffies + msecs_to_jiffies(1000); - while (!(usbhs_read(omap->tll_base, OMAP_USBTLL_SYSSTATUS) - & OMAP_USBTLL_SYSSTATUS_RESETDONE)) { - cpu_relax(); - - if (time_after(jiffies, timeout)) { - dev_dbg(dev, "operation timed out\n"); - ret = -EINVAL; - goto err_tll; - } - } - - dev_dbg(dev, "TLL RESET DONE\n"); - - /* (1<<3) = no idle mode only for initial debugging */ - usbhs_write(omap->tll_base, OMAP_USBTLL_SYSCONFIG, - OMAP_USBTLL_SYSCONFIG_ENAWAKEUP | - OMAP_USBTLL_SYSCONFIG_SIDLEMODE | - OMAP_USBTLL_SYSCONFIG_AUTOIDLE); - - /* Put UHH in NoIdle/NoStandby mode */ - reg = usbhs_read(omap->uhh_base, OMAP_UHH_SYSCONFIG); - if (is_omap_usbhs_rev1(omap)) { - reg |= (OMAP_UHH_SYSCONFIG_ENAWAKEUP - | OMAP_UHH_SYSCONFIG_SIDLEMODE - | OMAP_UHH_SYSCONFIG_CACTIVITY - | OMAP_UHH_SYSCONFIG_MIDLEMODE); - reg &= ~OMAP_UHH_SYSCONFIG_AUTOIDLE; - - - } else if (is_omap_usbhs_rev2(omap)) { - reg &= ~OMAP4_UHH_SYSCONFIG_IDLEMODE_CLEAR; - reg |= OMAP4_UHH_SYSCONFIG_NOIDLE; - reg &= ~OMAP4_UHH_SYSCONFIG_STDBYMODE_CLEAR; - reg |= OMAP4_UHH_SYSCONFIG_NOSTDBY; - } - - usbhs_write(omap->uhh_base, OMAP_UHH_SYSCONFIG, reg); - reg = usbhs_read(omap->uhh_base, OMAP_UHH_HOSTCONFIG); /* setup ULPI bypass and burst configurations */ reg |= (OMAP_UHH_HOSTCONFIG_INCR4_BURST_EN @@ -825,49 +569,6 @@ static int usbhs_enable(struct device *dev) reg &= ~OMAP4_P1_MODE_CLEAR; reg &= ~OMAP4_P2_MODE_CLEAR; - if (is_ehci_phy_mode(pdata->port_mode[0])) { - ret = clk_set_parent(omap->utmi_p1_fck, - omap->xclk60mhsp1_ck); - if (ret != 0) { - dev_err(dev, "xclk60mhsp1_ck set parent" - "failed error:%d\n", ret); - goto err_tll; - } - } else if (is_ehci_tll_mode(pdata->port_mode[0])) { - ret = clk_set_parent(omap->utmi_p1_fck, - omap->init_60m_fclk); - if (ret != 0) { - dev_err(dev, "init_60m_fclk set parent" - "failed error:%d\n", ret); - goto err_tll; - } - clk_enable(omap->usbhost_p1_fck); - clk_enable(omap->usbtll_p1_fck); - } - - if (is_ehci_phy_mode(pdata->port_mode[1])) { - ret = clk_set_parent(omap->utmi_p2_fck, - omap->xclk60mhsp2_ck); - if (ret != 0) { - dev_err(dev, "xclk60mhsp1_ck set parent" - "failed error:%d\n", ret); - goto err_tll; - } - } else if (is_ehci_tll_mode(pdata->port_mode[1])) { - ret = clk_set_parent(omap->utmi_p2_fck, - omap->init_60m_fclk); - if (ret != 0) { - dev_err(dev, "init_60m_fclk set parent" - "failed error:%d\n", ret); - goto err_tll; - } - clk_enable(omap->usbhost_p2_fck); - clk_enable(omap->usbtll_p2_fck); - } - - clk_enable(omap->utmi_p1_fck); - clk_enable(omap->utmi_p2_fck); - if (is_ehci_tll_mode(pdata->port_mode[0]) || (is_ohci_port(pdata->port_mode[0]))) reg |= OMAP4_P1_MODE_TLL; @@ -913,106 +614,14 @@ static int usbhs_enable(struct device *dev) (pdata->ehci_data->reset_gpio_port[1], 1); } -end_count: - omap->count++; spin_unlock_irqrestore(&omap->lock, flags); - return 0; - -err_tll: - if (pdata->ehci_data->phy_reset) { - if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[0])) - gpio_free(pdata->ehci_data->reset_gpio_port[0]); - - if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[1])) - gpio_free(pdata->ehci_data->reset_gpio_port[1]); - } - - clk_disable(omap->usbtll_ick); - clk_disable(omap->usbtll_fck); - clk_disable(omap->usbhost_fs_fck); - clk_disable(omap->usbhost_hs_fck); - clk_disable(omap->usbhost_ick); - spin_unlock_irqrestore(&omap->lock, flags); - return ret; + pm_runtime_put_sync(dev); } -static void usbhs_disable(struct device *dev) +static void omap_usbhs_deinit(struct device *dev) { struct usbhs_hcd_omap *omap = dev_get_drvdata(dev); struct usbhs_omap_platform_data *pdata = &omap->platdata; - unsigned long flags = 0; - unsigned long timeout; - - dev_dbg(dev, "stopping TI HSUSB Controller\n"); - - spin_lock_irqsave(&omap->lock, flags); - - if (omap->count == 0) - goto end_disble; - - omap->count--; - - if (omap->count != 0) - goto end_disble; - - /* Reset OMAP modules for insmod/rmmod to work */ - usbhs_write(omap->uhh_base, OMAP_UHH_SYSCONFIG, - is_omap_usbhs_rev2(omap) ? - OMAP4_UHH_SYSCONFIG_SOFTRESET : - OMAP_UHH_SYSCONFIG_SOFTRESET); - - timeout = jiffies + msecs_to_jiffies(100); - while (!(usbhs_read(omap->uhh_base, OMAP_UHH_SYSSTATUS) - & (1 << 0))) { - cpu_relax(); - - if (time_after(jiffies, timeout)) - dev_dbg(dev, "operation timed out\n"); - } - - while (!(usbhs_read(omap->uhh_base, OMAP_UHH_SYSSTATUS) - & (1 << 1))) { - cpu_relax(); - - if (time_after(jiffies, timeout)) - dev_dbg(dev, "operation timed out\n"); - } - - while (!(usbhs_read(omap->uhh_base, OMAP_UHH_SYSSTATUS) - & (1 << 2))) { - cpu_relax(); - - if (time_after(jiffies, timeout)) - dev_dbg(dev, "operation timed out\n"); - } - - usbhs_write(omap->tll_base, OMAP_USBTLL_SYSCONFIG, (1 << 1)); - - while (!(usbhs_read(omap->tll_base, OMAP_USBTLL_SYSSTATUS) - & (1 << 0))) { - cpu_relax(); - - if (time_after(jiffies, timeout)) - dev_dbg(dev, "operation timed out\n"); - } - - if (is_omap_usbhs_rev2(omap)) { - if (is_ehci_tll_mode(pdata->port_mode[0])) - clk_disable(omap->usbtll_p1_fck); - if (is_ehci_tll_mode(pdata->port_mode[1])) - clk_disable(omap->usbtll_p2_fck); - clk_disable(omap->utmi_p2_fck); - clk_disable(omap->utmi_p1_fck); - } - - clk_disable(omap->usbtll_ick); - clk_disable(omap->usbtll_fck); - clk_disable(omap->usbhost_fs_fck); - clk_disable(omap->usbhost_hs_fck); - clk_disable(omap->usbhost_ick); - - /* The gpio_free migh sleep; so unlock the spinlock */ - spin_unlock_irqrestore(&omap->lock, flags); if (pdata->ehci_data->phy_reset) { if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[0])) @@ -1021,28 +630,272 @@ static void usbhs_disable(struct device *dev) if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[1])) gpio_free(pdata->ehci_data->reset_gpio_port[1]); } - return; - -end_disble: - spin_unlock_irqrestore(&omap->lock, flags); } -int omap_usbhs_enable(struct device *dev) + +/** + * usbhs_omap_probe - initialize TI-based HCDs + * + * Allocates basic resources for this USB host controller. + */ +static int __devinit usbhs_omap_probe(struct platform_device *pdev) { - return usbhs_enable(dev->parent); -} -EXPORT_SYMBOL_GPL(omap_usbhs_enable); + struct device *dev = &pdev->dev; + struct usbhs_omap_platform_data *pdata = dev->platform_data; + struct usbhs_hcd_omap *omap; + struct resource *res; + int ret = 0; + int i; -void omap_usbhs_disable(struct device *dev) -{ - usbhs_disable(dev->parent); + if (!pdata) { + dev_err(dev, "Missing platform data\n"); + ret = -ENOMEM; + goto end_probe; + } + + omap = kzalloc(sizeof(*omap), GFP_KERNEL); + if (!omap) { + dev_err(dev, "Memory allocation failed\n"); + ret = -ENOMEM; + goto end_probe; + } + + spin_lock_init(&omap->lock); + + for (i = 0; i < OMAP3_HS_USB_PORTS; i++) + omap->platdata.port_mode[i] = pdata->port_mode[i]; + + omap->platdata.ehci_data = pdata->ehci_data; + omap->platdata.ohci_data = pdata->ohci_data; + + pm_runtime_enable(dev); + + + for (i = 0; i < OMAP3_HS_USB_PORTS; i++) + if (is_ehci_phy_mode(i) || is_ehci_tll_mode(i) || + is_ehci_hsic_mode(i)) { + omap->ehci_logic_fck = clk_get(dev, "ehci_logic_fck"); + if (IS_ERR(omap->ehci_logic_fck)) { + ret = PTR_ERR(omap->ehci_logic_fck); + dev_warn(dev, "ehci_logic_fck failed:%d\n", + ret); + } + break; + } + + omap->utmi_p1_fck = clk_get(dev, "utmi_p1_gfclk"); + if (IS_ERR(omap->utmi_p1_fck)) { + ret = PTR_ERR(omap->utmi_p1_fck); + dev_err(dev, "utmi_p1_gfclk failed error:%d\n", ret); + goto err_end; + } + + omap->xclk60mhsp1_ck = clk_get(dev, "xclk60mhsp1_ck"); + if (IS_ERR(omap->xclk60mhsp1_ck)) { + ret = PTR_ERR(omap->xclk60mhsp1_ck); + dev_err(dev, "xclk60mhsp1_ck failed error:%d\n", ret); + goto err_utmi_p1_fck; + } + + omap->utmi_p2_fck = clk_get(dev, "utmi_p2_gfclk"); + if (IS_ERR(omap->utmi_p2_fck)) { + ret = PTR_ERR(omap->utmi_p2_fck); + dev_err(dev, "utmi_p2_gfclk failed error:%d\n", ret); + goto err_xclk60mhsp1_ck; + } + + omap->xclk60mhsp2_ck = clk_get(dev, "xclk60mhsp2_ck"); + if (IS_ERR(omap->xclk60mhsp2_ck)) { + ret = PTR_ERR(omap->xclk60mhsp2_ck); + dev_err(dev, "xclk60mhsp2_ck failed error:%d\n", ret); + goto err_utmi_p2_fck; + } + + omap->usbhost_p1_fck = clk_get(dev, "usb_host_hs_utmi_p1_clk"); + if (IS_ERR(omap->usbhost_p1_fck)) { + ret = PTR_ERR(omap->usbhost_p1_fck); + dev_err(dev, "usbhost_p1_fck failed error:%d\n", ret); + goto err_xclk60mhsp2_ck; + } + + omap->usbtll_p1_fck = clk_get(dev, "usb_tll_hs_usb_ch0_clk"); + if (IS_ERR(omap->usbtll_p1_fck)) { + ret = PTR_ERR(omap->usbtll_p1_fck); + dev_err(dev, "usbtll_p1_fck failed error:%d\n", ret); + goto err_usbhost_p1_fck; + } + + omap->usbhost_p2_fck = clk_get(dev, "usb_host_hs_utmi_p2_clk"); + if (IS_ERR(omap->usbhost_p2_fck)) { + ret = PTR_ERR(omap->usbhost_p2_fck); + dev_err(dev, "usbhost_p2_fck failed error:%d\n", ret); + goto err_usbtll_p1_fck; + } + + omap->usbtll_p2_fck = clk_get(dev, "usb_tll_hs_usb_ch1_clk"); + if (IS_ERR(omap->usbtll_p2_fck)) { + ret = PTR_ERR(omap->usbtll_p2_fck); + dev_err(dev, "usbtll_p2_fck failed error:%d\n", ret); + goto err_usbhost_p2_fck; + } + + omap->init_60m_fclk = clk_get(dev, "init_60m_fclk"); + if (IS_ERR(omap->init_60m_fclk)) { + ret = PTR_ERR(omap->init_60m_fclk); + dev_err(dev, "init_60m_fclk failed error:%d\n", ret); + goto err_usbtll_p2_fck; + } + + if (is_ehci_phy_mode(pdata->port_mode[0])) { + /* for OMAP3 , the clk set paretn fails */ + ret = clk_set_parent(omap->utmi_p1_fck, + omap->xclk60mhsp1_ck); + if (ret != 0) + dev_err(dev, "xclk60mhsp1_ck set parent" + "failed error:%d\n", ret); + } else if (is_ehci_tll_mode(pdata->port_mode[0])) { + ret = clk_set_parent(omap->utmi_p1_fck, + omap->init_60m_fclk); + if (ret != 0) + dev_err(dev, "init_60m_fclk set parent" + "failed error:%d\n", ret); + } + + if (is_ehci_phy_mode(pdata->port_mode[1])) { + ret = clk_set_parent(omap->utmi_p2_fck, + omap->xclk60mhsp2_ck); + if (ret != 0) + dev_err(dev, "xclk60mhsp2_ck set parent" + "failed error:%d\n", ret); + } else if (is_ehci_tll_mode(pdata->port_mode[1])) { + ret = clk_set_parent(omap->utmi_p2_fck, + omap->init_60m_fclk); + if (ret != 0) + dev_err(dev, "init_60m_fclk set parent" + "failed error:%d\n", ret); + } + + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "uhh"); + if (!res) { + dev_err(dev, "UHH EHCI get resource failed\n"); + ret = -ENODEV; + goto err_init_60m_fclk; + } + + omap->uhh_base = ioremap(res->start, resource_size(res)); + if (!omap->uhh_base) { + dev_err(dev, "UHH ioremap failed\n"); + ret = -ENOMEM; + goto err_init_60m_fclk; + } + + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "tll"); + if (!res) { + dev_err(dev, "UHH EHCI get resource failed\n"); + ret = -ENODEV; + goto err_tll; + } + + omap->tll_base = ioremap(res->start, resource_size(res)); + if (!omap->tll_base) { + dev_err(dev, "TLL ioremap failed\n"); + ret = -ENOMEM; + goto err_tll; + } + + platform_set_drvdata(pdev, omap); + + ret = omap_usbhs_alloc_children(pdev); + if (ret) { + dev_err(dev, "omap_usbhs_alloc_children failed\n"); + goto err_alloc; + } + + omap_usbhs_init(dev); + + goto end_probe; + +err_alloc: + iounmap(omap->tll_base); + +err_tll: + iounmap(omap->uhh_base); + +err_init_60m_fclk: + clk_put(omap->init_60m_fclk); + +err_usbtll_p2_fck: + clk_put(omap->usbtll_p2_fck); + +err_usbhost_p2_fck: + clk_put(omap->usbhost_p2_fck); + +err_usbtll_p1_fck: + clk_put(omap->usbtll_p1_fck); + +err_usbhost_p1_fck: + clk_put(omap->usbhost_p1_fck); + +err_xclk60mhsp2_ck: + clk_put(omap->xclk60mhsp2_ck); + +err_utmi_p2_fck: + clk_put(omap->utmi_p2_fck); + +err_xclk60mhsp1_ck: + clk_put(omap->xclk60mhsp1_ck); + +err_utmi_p1_fck: + clk_put(omap->utmi_p1_fck); + +err_end: + clk_put(omap->ehci_logic_fck); + pm_runtime_disable(dev); + kfree(omap); + +end_probe: + return ret; } -EXPORT_SYMBOL_GPL(omap_usbhs_disable); + +/** + * usbhs_omap_remove - shutdown processing for UHH & TLL HCDs + * @pdev: USB Host Controller being removed + * + * Reverses the effect of usbhs_omap_probe(). + */ +static int __devexit usbhs_omap_remove(struct platform_device *pdev) +{ + struct usbhs_hcd_omap *omap = platform_get_drvdata(pdev); + + omap_usbhs_deinit(&pdev->dev); + iounmap(omap->tll_base); + iounmap(omap->uhh_base); + clk_put(omap->init_60m_fclk); + clk_put(omap->usbtll_p2_fck); + clk_put(omap->usbhost_p2_fck); + clk_put(omap->usbtll_p1_fck); + clk_put(omap->usbhost_p1_fck); + clk_put(omap->xclk60mhsp2_ck); + clk_put(omap->utmi_p2_fck); + clk_put(omap->xclk60mhsp1_ck); + clk_put(omap->utmi_p1_fck); + clk_put(omap->ehci_logic_fck); + pm_runtime_disable(&pdev->dev); + kfree(omap); + + return 0; +} + +static const struct dev_pm_ops usbhsomap_dev_pm_ops = { + .runtime_suspend = usbhs_runtime_suspend, + .runtime_resume = usbhs_runtime_resume, +}; static struct platform_driver usbhs_omap_driver = { .driver = { .name = (char *)usbhs_driver_name, .owner = THIS_MODULE, + .pm = &usbhsomap_dev_pm_ops, }, .remove = __exit_p(usbhs_omap_remove), }; diff --git a/drivers/usb/host/ehci-omap.c b/drivers/usb/host/ehci-omap.c index e39b0297bad1..568cefbd63a2 100644 --- a/drivers/usb/host/ehci-omap.c +++ b/drivers/usb/host/ehci-omap.c @@ -41,6 +41,7 @@ #include #include #include +#include /* EHCI Register Set */ #define EHCI_INSNREG04 (0xA0) @@ -190,11 +191,8 @@ static int ehci_hcd_omap_probe(struct platform_device *pdev) } } - ret = omap_usbhs_enable(dev); - if (ret) { - dev_err(dev, "failed to start usbhs with err %d\n", ret); - goto err_enable; - } + pm_runtime_enable(dev); + pm_runtime_get_sync(dev); /* * An undocumented "feature" in the OMAP3 EHCI controller, @@ -240,11 +238,8 @@ static int ehci_hcd_omap_probe(struct platform_device *pdev) return 0; err_add_hcd: - omap_usbhs_disable(dev); - -err_enable: disable_put_regulator(pdata); - usb_put_hcd(hcd); + pm_runtime_put_sync(dev); err_io: iounmap(regs); @@ -266,10 +261,12 @@ static int ehci_hcd_omap_remove(struct platform_device *pdev) struct usb_hcd *hcd = dev_get_drvdata(dev); usb_remove_hcd(hcd); - omap_usbhs_disable(dev); disable_put_regulator(dev->platform_data); iounmap(hcd->regs); usb_put_hcd(hcd); + pm_runtime_put_sync(dev); + pm_runtime_disable(dev); + return 0; } diff --git a/drivers/usb/host/ohci-omap3.c b/drivers/usb/host/ohci-omap3.c index 516ebc4d6cc2..1b8133b6e451 100644 --- a/drivers/usb/host/ohci-omap3.c +++ b/drivers/usb/host/ohci-omap3.c @@ -31,6 +31,7 @@ #include #include +#include /*-------------------------------------------------------------------------*/ @@ -134,7 +135,7 @@ static int __devinit ohci_hcd_omap3_probe(struct platform_device *pdev) int irq; if (usb_disabled()) - goto err_end; + return -ENODEV; if (!dev->parent) { dev_err(dev, "Missing parent device\n"); @@ -172,11 +173,8 @@ static int __devinit ohci_hcd_omap3_probe(struct platform_device *pdev) hcd->rsrc_len = resource_size(res); hcd->regs = regs; - ret = omap_usbhs_enable(dev); - if (ret) { - dev_dbg(dev, "failed to start ohci\n"); - goto err_end; - } + pm_runtime_enable(dev); + pm_runtime_get_sync(dev); ohci_hcd_init(hcd_to_ohci(hcd)); @@ -189,9 +187,7 @@ static int __devinit ohci_hcd_omap3_probe(struct platform_device *pdev) return 0; err_add_hcd: - omap_usbhs_disable(dev); - -err_end: + pm_runtime_put_sync(dev); usb_put_hcd(hcd); err_io: @@ -220,9 +216,9 @@ static int __devexit ohci_hcd_omap3_remove(struct platform_device *pdev) iounmap(hcd->regs); usb_remove_hcd(hcd); - omap_usbhs_disable(dev); + pm_runtime_put_sync(dev); + pm_runtime_disable(dev); usb_put_hcd(hcd); - return 0; }