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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /arch/arm/mach-omap2/voltagedomains3xxx_data.c | |
parent | Initial commit. (diff) | |
download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/mach-omap2/voltagedomains3xxx_data.c')
-rw-r--r-- | arch/arm/mach-omap2/voltagedomains3xxx_data.c | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/voltagedomains3xxx_data.c b/arch/arm/mach-omap2/voltagedomains3xxx_data.c new file mode 100644 index 0000000000..e98a3f289c --- /dev/null +++ b/arch/arm/mach-omap2/voltagedomains3xxx_data.c @@ -0,0 +1,131 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * OMAP3 voltage domain data + * + * Copyright (C) 2007, 2010 Texas Instruments, Inc. + * Rajendra Nayak <rnayak@ti.com> + * Lesly A M <x0080970@ti.com> + * Thara Gopinath <thara@ti.com> + * + * Copyright (C) 2008, 2011 Nokia Corporation + * Kalle Jokiniemi + * Paul Walmsley + */ +#include <linux/kernel.h> +#include <linux/err.h> +#include <linux/init.h> + +#include "soc.h" +#include "common.h" +#include "prm-regbits-34xx.h" +#include "omap_opp_data.h" +#include "voltage.h" +#include "vc.h" +#include "vp.h" + +/* + * VDD data + */ + +/* OMAP3-common voltagedomain data */ + +static struct voltagedomain omap3_voltdm_wkup = { + .name = "wakeup", +}; + +/* 34xx/36xx voltagedomain data */ + +static const struct omap_vfsm_instance omap3_vdd1_vfsm = { + .voltsetup_reg = OMAP3_PRM_VOLTSETUP1_OFFSET, + .voltsetup_mask = OMAP3430_SETUP_TIME1_MASK, +}; + +static const struct omap_vfsm_instance omap3_vdd2_vfsm = { + .voltsetup_reg = OMAP3_PRM_VOLTSETUP1_OFFSET, + .voltsetup_mask = OMAP3430_SETUP_TIME2_MASK, +}; + +static struct voltagedomain omap3_voltdm_mpu = { + .name = "mpu_iva", + .scalable = true, + .read = omap3_prm_vcvp_read, + .write = omap3_prm_vcvp_write, + .rmw = omap3_prm_vcvp_rmw, + .vc = &omap3_vc_mpu, + .vfsm = &omap3_vdd1_vfsm, + .vp = &omap3_vp_mpu, +}; + +static struct voltagedomain omap3_voltdm_core = { + .name = "core", + .scalable = true, + .read = omap3_prm_vcvp_read, + .write = omap3_prm_vcvp_write, + .rmw = omap3_prm_vcvp_rmw, + .vc = &omap3_vc_core, + .vfsm = &omap3_vdd2_vfsm, + .vp = &omap3_vp_core, +}; + +static struct voltagedomain *voltagedomains_omap3[] __initdata = { + &omap3_voltdm_mpu, + &omap3_voltdm_core, + &omap3_voltdm_wkup, + NULL, +}; + +/* AM35xx voltagedomain data */ + +static struct voltagedomain am35xx_voltdm_mpu = { + .name = "mpu_iva", +}; + +static struct voltagedomain am35xx_voltdm_core = { + .name = "core", +}; + +static struct voltagedomain *voltagedomains_am35xx[] __initdata = { + &am35xx_voltdm_mpu, + &am35xx_voltdm_core, + &omap3_voltdm_wkup, + NULL, +}; + + +static const char *const sys_clk_name __initconst = "sys_ck"; + +void __init omap3xxx_voltagedomains_init(void) +{ + struct voltagedomain *voltdm; + struct voltagedomain **voltdms; + int i; + + /* + * XXX Will depend on the process, validation, and binning + * for the currently-running IC + */ +#ifdef CONFIG_PM_OPP + if (cpu_is_omap3630()) { + omap3_voltdm_mpu.volt_data = omap36xx_vddmpu_volt_data; + omap3_voltdm_core.volt_data = omap36xx_vddcore_volt_data; + } else { + omap3_voltdm_mpu.volt_data = omap34xx_vddmpu_volt_data; + omap3_voltdm_core.volt_data = omap34xx_vddcore_volt_data; + } +#endif + + omap3_voltdm_mpu.vp_param = &omap3_mpu_vp_data; + omap3_voltdm_core.vp_param = &omap3_core_vp_data; + omap3_voltdm_mpu.vc_param = &omap3_mpu_vc_data; + omap3_voltdm_core.vc_param = &omap3_core_vc_data; + + if (soc_is_am35xx()) + voltdms = voltagedomains_am35xx; + else + voltdms = voltagedomains_omap3; + + for (i = 0; voltdm = voltdms[i], voltdm; i++) + voltdm->sys_clk.name = sys_clk_name; + + voltdm_init(voltdms); +}; |