| /* |
| * TI's OMAP DSP platform device registration |
| * |
| * Copyright (C) 2005-2006 Texas Instruments, Inc. |
| * Copyright (C) 2009 Nokia Corporation |
| * |
| * Written by Hiroshi DOYU <Hiroshi.DOYU@nokia.com> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| */ |
| |
| /* |
| * XXX The function pointers to the PRM/CM functions are incorrect and |
| * should be removed. No device driver should be changing PRM/CM bits |
| * directly; that's a layering violation -- those bits are the responsibility |
| * of the OMAP PM core code. |
| */ |
| |
| #include <linux/platform_device.h> |
| #include "cm2xxx_3xxx.h" |
| #include "prm2xxx_3xxx.h" |
| #ifdef CONFIG_BRIDGE_DVFS |
| #include <plat/omap-pm.h> |
| #endif |
| |
| #include <plat/dsp.h> |
| |
| extern phys_addr_t omap_dsp_get_mempool_base(void); |
| |
| static struct platform_device *omap_dsp_pdev; |
| |
| static struct omap_dsp_platform_data omap_dsp_pdata __initdata = { |
| #ifdef CONFIG_BRIDGE_DVFS |
| .dsp_set_min_opp = omap_pm_dsp_set_min_opp, |
| .dsp_get_opp = omap_pm_dsp_get_opp, |
| .cpu_set_freq = omap_pm_cpu_set_freq, |
| .cpu_get_freq = omap_pm_cpu_get_freq, |
| #endif |
| .dsp_prm_read = prm_read_mod_reg, |
| .dsp_prm_write = prm_write_mod_reg, |
| .dsp_prm_rmw_bits = prm_rmw_mod_reg_bits, |
| .dsp_cm_read = cm_read_mod_reg, |
| .dsp_cm_write = cm_write_mod_reg, |
| .dsp_cm_rmw_bits = cm_rmw_mod_reg_bits, |
| }; |
| |
| static int __init omap_dsp_init(void) |
| { |
| struct platform_device *pdev; |
| int err = -ENOMEM; |
| struct omap_dsp_platform_data *pdata = &omap_dsp_pdata; |
| |
| pdata->phys_mempool_base = omap_dsp_get_mempool_base(); |
| |
| if (pdata->phys_mempool_base) { |
| pdata->phys_mempool_size = CONFIG_TIDSPBRIDGE_MEMPOOL_SIZE; |
| pr_info("%s: %x bytes @ %x\n", __func__, |
| pdata->phys_mempool_size, pdata->phys_mempool_base); |
| } |
| |
| pdev = platform_device_alloc("omap-dsp", -1); |
| if (!pdev) |
| goto err_out; |
| |
| err = platform_device_add_data(pdev, pdata, sizeof(*pdata)); |
| if (err) |
| goto err_out; |
| |
| err = platform_device_add(pdev); |
| if (err) |
| goto err_out; |
| |
| omap_dsp_pdev = pdev; |
| return 0; |
| |
| err_out: |
| platform_device_put(pdev); |
| return err; |
| } |
| module_init(omap_dsp_init); |
| |
| static void __exit omap_dsp_exit(void) |
| { |
| platform_device_unregister(omap_dsp_pdev); |
| } |
| module_exit(omap_dsp_exit); |
| |
| MODULE_AUTHOR("Hiroshi DOYU"); |
| MODULE_DESCRIPTION("TI's OMAP DSP platform device registration"); |
| MODULE_LICENSE("GPL"); |