From: Tony Lindgren Date: Thu, 20 May 2010 18:37:23 +0000 (-0700) Subject: Merge branch 'omap4-i2c-init' into omap-for-linus X-Git-Tag: v2.6.35-rc1~456^2 X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=commitdiff_plain;h=f6304f5804f228b6c2fea9e3dfac25c5b2db9b38;hp=-c Merge branch 'omap4-i2c-init' into omap-for-linus --- f6304f5804f228b6c2fea9e3dfac25c5b2db9b38 diff --combined arch/arm/mach-omap2/devices.c index 3d30f22c4c88,12154d10e536..705a7a30a87f --- a/arch/arm/mach-omap2/devices.c +++ b/arch/arm/mach-omap2/devices.c @@@ -17,8 -17,10 +17,10 @@@ #include #include + #include #include #include + #include #include #include @@@ -453,6 -455,37 +455,37 @@@ static void omap_init_mcspi(void static inline void omap_init_mcspi(void) {} #endif + static struct resource omap2_pmu_resource = { + .start = 3, + .end = 3, + .flags = IORESOURCE_IRQ, + }; + + static struct resource omap3_pmu_resource = { + .start = INT_34XX_BENCH_MPU_EMUL, + .end = INT_34XX_BENCH_MPU_EMUL, + .flags = IORESOURCE_IRQ, + }; + + static struct platform_device omap_pmu_device = { + .name = "arm-pmu", + .id = ARM_PMU_DEVICE_CPU, + .num_resources = 1, + }; + + static void omap_init_pmu(void) + { + if (cpu_is_omap24xx()) + omap_pmu_device.resource = &omap2_pmu_resource; + else if (cpu_is_omap34xx()) + omap_pmu_device.resource = &omap3_pmu_resource; + else + return; + + platform_device_register(&omap_pmu_device); + } + + #ifdef CONFIG_OMAP_SHA1_MD5 static struct resource sha1_md5_resources[] = { { @@@ -591,15 -624,6 +624,15 @@@ static inline void omap_hsmmc_reset(voi static inline void omap2_mmc_mux(struct omap_mmc_platform_data *mmc_controller, int controller_nr) { + if ((mmc_controller->slots[0].switch_pin > 0) && \ + (mmc_controller->slots[0].switch_pin < OMAP_MAX_GPIO_LINES)) + omap_mux_init_gpio(mmc_controller->slots[0].switch_pin, + OMAP_PIN_INPUT_PULLUP); + if ((mmc_controller->slots[0].gpio_wp > 0) && \ + (mmc_controller->slots[0].gpio_wp < OMAP_MAX_GPIO_LINES)) + omap_mux_init_gpio(mmc_controller->slots[0].gpio_wp, + OMAP_PIN_INPUT_PULLUP); + if (cpu_is_omap2420() && controller_nr == 0) { omap_cfg_reg(H18_24XX_MMC_CMD); omap_cfg_reg(H15_24XX_MMC_CLKI); @@@ -795,33 -819,6 +828,33 @@@ static inline void omap_hdq_init(void static inline void omap_hdq_init(void) {} #endif +/*---------------------------------------------------------------------------*/ + +#if defined(CONFIG_VIDEO_OMAP2_VOUT) || \ + defined(CONFIG_VIDEO_OMAP2_VOUT_MODULE) +#if defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE) +static struct resource omap_vout_resource[3 - CONFIG_FB_OMAP2_NUM_FBS] = { +}; +#else +static struct resource omap_vout_resource[2] = { +}; +#endif + +static struct platform_device omap_vout_device = { + .name = "omap_vout", + .num_resources = ARRAY_SIZE(omap_vout_resource), + .resource = &omap_vout_resource[0], + .id = -1, +}; +static void omap_init_vout(void) +{ + if (platform_device_register(&omap_vout_device) < 0) + printk(KERN_ERR "Unable to register OMAP-VOUT device\n"); +} +#else +static inline void omap_init_vout(void) {} +#endif + /*-------------------------------------------------------------------------*/ static int __init omap2_init_devices(void) @@@ -833,10 -830,10 +866,11 @@@ omap_init_camera(); omap_init_mbox(); omap_init_mcspi(); + omap_init_pmu(); omap_hdq_init(); omap_init_sti(); omap_init_sha1_md5(); + omap_init_vout(); return 0; } diff --combined arch/arm/mach-omap2/omap_hwmod.c index 0a563a671dde,2c12e8cd7183..95c9a5f774e1 --- a/arch/arm/mach-omap2/omap_hwmod.c +++ b/arch/arm/mach-omap2/omap_hwmod.c @@@ -2,12 -2,12 +2,12 @@@ * omap_hwmod implementation for OMAP2/3/4 * * Copyright (C) 2009 Nokia Corporation - * Paul Walmsley - * With fixes and testing from Kevin Hilman * - * Created in collaboration with (alphabetical order): Benoit Cousson, - * Kevin Hilman, Tony Lindgren, Rajendra Nayak, Vikram Pandita, Sakari - * Poussa, Anand Sawant, Santosh Shilimkar, Richard Woodruff + * Paul Walmsley, Benoît Cousson, Kevin Hilman + * + * Created in collaboration with (alphabetical order): Thara Gopinath, + * Tony Lindgren, Rajendra Nayak, Vikram Pandita, Sakari Poussa, Anand + * Sawant, Santosh Shilimkar, Richard Woodruff * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@@ -43,7 -43,6 +43,6 @@@ #include #include #include - #include #include #include @@@ -58,7 -57,7 +57,7 @@@ #define MAX_MODULE_RESET_WAIT 10000 /* Name of the OMAP hwmod for the MPU */ -#define MPU_INITIATOR_NAME "mpu_hwmod" +#define MPU_INITIATOR_NAME "mpu" /* omap_hwmod_list contains all registered struct omap_hwmods */ static LIST_HEAD(omap_hwmod_list); @@@ -404,20 -403,21 +403,20 @@@ static int _del_initiator_dep(struct om */ static int _init_main_clk(struct omap_hwmod *oh) { - struct clk *c; int ret = 0; if (!oh->main_clk) return 0; - c = omap_clk_get_by_name(oh->main_clk); - WARN(IS_ERR(c), "omap_hwmod: %s: cannot clk_get main_clk %s\n", - oh->name, oh->main_clk); - if (IS_ERR(c)) - ret = -EINVAL; - oh->_clk = c; + oh->_clk = omap_clk_get_by_name(oh->main_clk); + if (!oh->_clk) + pr_warning("omap_hwmod: %s: cannot clk_get main_clk %s\n", + oh->name, oh->main_clk); + return -EINVAL; - WARN(!c->clkdm, "omap_hwmod: %s: missing clockdomain for %s.\n", - oh->main_clk, c->name); + if (!oh->_clk->clkdm) + pr_warning("omap_hwmod: %s: missing clockdomain for %s.\n", + oh->main_clk, oh->_clk->name); return ret; } @@@ -431,6 -431,7 +430,6 @@@ */ static int _init_interface_clks(struct omap_hwmod *oh) { - struct omap_hwmod_ocp_if *os; struct clk *c; int i; int ret = 0; @@@ -438,16 -439,14 +437,16 @@@ if (oh->slaves_cnt == 0) return 0; - for (i = 0, os = *oh->slaves; i < oh->slaves_cnt; i++, os++) { + for (i = 0; i < oh->slaves_cnt; i++) { + struct omap_hwmod_ocp_if *os = oh->slaves[i]; + if (!os->clk) continue; c = omap_clk_get_by_name(os->clk); - WARN(IS_ERR(c), "omap_hwmod: %s: cannot clk_get " - "interface_clk %s\n", oh->name, os->clk); - if (IS_ERR(c)) + if (!c) + pr_warning("omap_hwmod: %s: cannot clk_get interface_clk %s\n", + oh->name, os->clk); ret = -EINVAL; os->_clk = c; } @@@ -471,9 -470,9 +470,9 @@@ static int _init_opt_clks(struct omap_h for (i = oh->opt_clks_cnt, oc = oh->opt_clks; i > 0; i--, oc++) { c = omap_clk_get_by_name(oc->clk); - WARN(IS_ERR(c), "omap_hwmod: %s: cannot clk_get opt_clk " - "%s\n", oh->name, oc->clk); - if (IS_ERR(c)) + if (!c) + pr_warning("omap_hwmod: %s: cannot clk_get opt_clk %s\n", + oh->name, oc->clk); ret = -EINVAL; oc->_clk = c; } @@@ -490,19 -489,19 +489,19 @@@ */ static int _enable_clocks(struct omap_hwmod *oh) { - struct omap_hwmod_ocp_if *os; int i; pr_debug("omap_hwmod: %s: enabling clocks\n", oh->name); - if (oh->_clk && !IS_ERR(oh->_clk)) + if (oh->_clk) clk_enable(oh->_clk); if (oh->slaves_cnt > 0) { - for (i = 0, os = *oh->slaves; i < oh->slaves_cnt; i++, os++) { + for (i = 0; i < oh->slaves_cnt; i++) { + struct omap_hwmod_ocp_if *os = oh->slaves[i]; struct clk *c = os->_clk; - if (c && !IS_ERR(c) && (os->flags & OCPIF_SWSUP_IDLE)) + if (c && (os->flags & OCPIF_SWSUP_IDLE)) clk_enable(c); } } @@@ -520,19 -519,19 +519,19 @@@ */ static int _disable_clocks(struct omap_hwmod *oh) { - struct omap_hwmod_ocp_if *os; int i; pr_debug("omap_hwmod: %s: disabling clocks\n", oh->name); - if (oh->_clk && !IS_ERR(oh->_clk)) + if (oh->_clk) clk_disable(oh->_clk); if (oh->slaves_cnt > 0) { - for (i = 0, os = *oh->slaves; i < oh->slaves_cnt; i++, os++) { + for (i = 0; i < oh->slaves_cnt; i++) { + struct omap_hwmod_ocp_if *os = oh->slaves[i]; struct clk *c = os->_clk; - if (c && !IS_ERR(c) && (os->flags & OCPIF_SWSUP_IDLE)) + if (c && (os->flags & OCPIF_SWSUP_IDLE)) clk_disable(c); } } @@@ -551,15 -550,14 +550,15 @@@ */ static int _find_mpu_port_index(struct omap_hwmod *oh) { - struct omap_hwmod_ocp_if *os; int i; int found = 0; if (!oh || oh->slaves_cnt == 0) return -EINVAL; - for (i = 0, os = *oh->slaves; i < oh->slaves_cnt; i++, os++) { + for (i = 0; i < oh->slaves_cnt; i++) { + struct omap_hwmod_ocp_if *os = oh->slaves[i]; + if (os->user & OCP_USER_MPU) { found = 1; break; @@@ -594,7 -592,7 +593,7 @@@ static void __iomem *_find_mpu_rt_base( if (!oh || oh->slaves_cnt == 0) return NULL; - os = *oh->slaves + index; + os = oh->slaves[index]; for (i = 0, mem = os->addr; i < os->addr_cnt; i++, mem++) { if (mem->flags & ADDR_TYPE_RT) { @@@ -782,10 -780,9 +781,10 @@@ static int _init_clocks(struct omap_hwm ret |= _init_interface_clks(oh); ret |= _init_opt_clks(oh); - oh->_state = _HWMOD_STATE_CLKS_INITED; + if (!ret) + oh->_state = _HWMOD_STATE_CLKS_INITED; - return ret; + return 0; } /** @@@ -808,9 -805,9 +807,9 @@@ static int _wait_target_ready(struct om if (oh->_int_flags & _HWMOD_NO_MPU_PORT) return 0; - os = *oh->slaves + oh->_mpu_port_index; + os = oh->slaves[oh->_mpu_port_index]; - if (!(os->flags & OCPIF_HAS_IDLEST)) + if (oh->flags & HWMOD_NO_IDLEST) return 0; /* XXX check module SIDLEMODE */ @@@ -821,8 -818,11 +820,8 @@@ ret = omap2_cm_wait_module_ready(oh->prcm.omap2.module_offs, oh->prcm.omap2.idlest_reg_id, oh->prcm.omap2.idlest_idle_bit); -#if 0 } else if (cpu_is_omap44xx()) { - ret = omap4_cm_wait_module_ready(oh->prcm.omap4.module_offs, - oh->prcm.omap4.device_offs); -#endif + ret = omap4_cm_wait_module_ready(oh->prcm.omap4.clkctrl_reg); } else { BUG(); }; @@@ -911,21 -911,16 +910,21 @@@ static int _enable(struct omap_hwmod *o _add_initiator_dep(oh, mpu_oh); _enable_clocks(oh); - if (oh->class->sysc) { - if (!(oh->_int_flags & _HWMOD_SYSCONFIG_LOADED)) - _update_sysc_cache(oh); - _sysc_enable(oh); - } - r = _wait_target_ready(oh); - if (!r) + if (!r) { oh->_state = _HWMOD_STATE_ENABLED; + /* Access the sysconfig only if the target is ready */ + if (oh->class->sysc) { + if (!(oh->_int_flags & _HWMOD_SYSCONFIG_LOADED)) + _update_sysc_cache(oh); + _sysc_enable(oh); + } + } else { + pr_debug("omap_hwmod: %s: _wait_target_ready: %d\n", + oh->name, r); + } + return r; } @@@ -1002,18 -997,18 +1001,18 @@@ static int _shutdown(struct omap_hwmod */ static int _setup(struct omap_hwmod *oh) { - struct omap_hwmod_ocp_if *os; - int i; + int i, r; if (!oh) return -EINVAL; /* Set iclk autoidle mode */ if (oh->slaves_cnt > 0) { - for (i = 0, os = *oh->slaves; i < oh->slaves_cnt; i++, os++) { + for (i = 0; i < oh->slaves_cnt; i++) { + struct omap_hwmod_ocp_if *os = oh->slaves[i]; struct clk *c = os->_clk; - if (!c || IS_ERR(c)) + if (!c) continue; if (os->flags & OCPIF_SWSUP_IDLE) { @@@ -1027,12 -1022,7 +1026,12 @@@ oh->_state = _HWMOD_STATE_INITIALIZED; - _enable(oh); + r = _enable(oh); + if (r) { + pr_warning("omap_hwmod: %s: cannot be enabled (%d)\n", + oh->name, oh->_state); + return 0; + } if (!(oh->flags & HWMOD_INIT_NO_RESET)) { /* @@@ -1440,7 -1430,7 +1439,7 @@@ int omap_hwmod_count_resources(struct o ret = oh->mpu_irqs_cnt + oh->sdma_chs_cnt; for (i = 0; i < oh->slaves_cnt; i++) - ret += (*oh->slaves + i)->addr_cnt; + ret += oh->slaves[i]->addr_cnt; return ret; } @@@ -1481,7 -1471,7 +1480,7 @@@ int omap_hwmod_fill_resources(struct om for (i = 0; i < oh->slaves_cnt; i++) { struct omap_hwmod_ocp_if *os; - os = *oh->slaves + i; + os = oh->slaves[i]; for (j = 0; j < os->addr_cnt; j++) { (res + r)->start = (os->addr + j)->pa_start;