diff options
author | Tony Lindgren <tony@atomide.com> | 2017-05-31 15:51:29 -0700 |
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committer | Tony Lindgren <tony@atomide.com> | 2017-06-08 02:57:16 -0700 |
commit | 99b3587debacd24b30ecfae5ae59ed7a5070528b (patch) | |
tree | 6c7baee307ab25daaaf5bf28178a12ab9f932f18 /arch/arm/mach-omap2/opp.c | |
parent | 8d39ff3d1696f7c6122500e21016f6837984ad8b (diff) |
ARM: OMAP2+: Remove unused legacy code for opp
We are now booting all mach-omap2 in device tree only mode.
Any code that is only called in legacy boot mode where
of_have_populated_dt() is not set is safe to remove now.
Note that the volt_data is still being used.
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/mach-omap2/opp.c')
-rw-r--r-- | arch/arm/mach-omap2/opp.c | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/arch/arm/mach-omap2/opp.c b/arch/arm/mach-omap2/opp.c deleted file mode 100644 index a358a07e18f2..000000000000 --- a/arch/arm/mach-omap2/opp.c +++ /dev/null @@ -1,104 +0,0 @@ -/* - * OMAP SoC specific OPP wrapper function - * - * Copyright (C) 2009-2010 Texas Instruments Incorporated - http://www.ti.com/ - * Nishanth Menon - * Kevin Hilman - * Copyright (C) 2010 Nokia Corporation. - * Eduardo Valentin - * - * 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. - * - * This program is distributed "as is" WITHOUT ANY WARRANTY of any - * kind, whether express or implied; without even the implied warranty - * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ -#include <linux/module.h> -#include <linux/of.h> -#include <linux/pm_opp.h> -#include <linux/cpu.h> - -#include "omap_device.h" - -#include "omap_opp_data.h" - -/* Temp variable to allow multiple calls */ -static u8 __initdata omap_table_init; - -/** - * omap_init_opp_table() - Initialize opp table as per the CPU type - * @opp_def: opp default list for this silicon - * @opp_def_size: number of opp entries for this silicon - * - * Register the initial OPP table with the OPP library based on the CPU - * type. This is meant to be used only by SoC specific registration. - */ -int __init omap_init_opp_table(struct omap_opp_def *opp_def, - u32 opp_def_size) -{ - int i, r; - - if (of_have_populated_dt()) - return -EINVAL; - - if (!opp_def || !opp_def_size) { - pr_err("%s: invalid params!\n", __func__); - return -EINVAL; - } - - /* - * Initialize only if not already initialized even if the previous - * call failed, because, no reason we'd succeed again. - */ - if (omap_table_init) - return -EEXIST; - omap_table_init = 1; - - /* Lets now register with OPP library */ - for (i = 0; i < opp_def_size; i++, opp_def++) { - struct omap_hwmod *oh; - struct device *dev; - - if (!opp_def->hwmod_name) { - pr_err("%s: NULL name of omap_hwmod, failing [%d].\n", - __func__, i); - return -EINVAL; - } - - if (!strncmp(opp_def->hwmod_name, "mpu", 3)) { - /* - * All current OMAPs share voltage rail and - * clock source, so CPU0 is used to represent - * the MPU-SS. - */ - dev = get_cpu_device(0); - } else { - oh = omap_hwmod_lookup(opp_def->hwmod_name); - if (!oh || !oh->od) { - pr_debug("%s: no hwmod or odev for %s, [%d] cannot add OPPs.\n", - __func__, opp_def->hwmod_name, i); - continue; - } - dev = &oh->od->pdev->dev; - } - - r = dev_pm_opp_add(dev, opp_def->freq, opp_def->u_volt); - if (r) { - dev_err(dev, "%s: add OPP %ld failed for %s [%d] result=%d\n", - __func__, opp_def->freq, - opp_def->hwmod_name, i, r); - } else { - if (!opp_def->default_available) - r = dev_pm_opp_disable(dev, opp_def->freq); - if (r) - dev_err(dev, "%s: disable %ld failed for %s [%d] result=%d\n", - __func__, opp_def->freq, - opp_def->hwmod_name, i, r); - } - } - - return 0; -} |