From 849369d6c66d3054688672f97d31fceb8e8230fb Mon Sep 17 00:00:00 2001 From: root Date: Fri, 25 Dec 2015 04:40:36 +0000 Subject: initial_commit --- arch/arm/mach-omap2/voltagedomains44xx_data.c | 102 ++++++++++++++++++++++++++ 1 file changed, 102 insertions(+) create mode 100644 arch/arm/mach-omap2/voltagedomains44xx_data.c (limited to 'arch/arm/mach-omap2/voltagedomains44xx_data.c') diff --git a/arch/arm/mach-omap2/voltagedomains44xx_data.c b/arch/arm/mach-omap2/voltagedomains44xx_data.c new file mode 100644 index 00000000..cb64996d --- /dev/null +++ b/arch/arm/mach-omap2/voltagedomains44xx_data.c @@ -0,0 +1,102 @@ +/* + * OMAP3/OMAP4 Voltage Management Routines + * + * Author: Thara Gopinath + * + * Copyright (C) 2007 Texas Instruments, Inc. + * Rajendra Nayak + * Lesly A M + * + * Copyright (C) 2008 Nokia Corporation + * Kalle Jokiniemi + * + * Copyright (C) 2010 Texas Instruments, Inc. + * Thara Gopinath + * + * 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. + */ +#include +#include +#include + +#include + +#include "prm-regbits-44xx.h" +#include "prm44xx.h" +#include "prcm44xx.h" +#include "prminst44xx.h" +#include "voltage.h" +#include "omap_opp_data.h" +#include "vc.h" +#include "vp.h" + +static const struct omap_vfsm_instance_data omap4_vdd_mpu_vfsm_data = { + .voltsetup_reg = OMAP4_PRM_VOLTSETUP_MPU_RET_SLEEP_OFFSET, +}; + +static struct omap_vdd_info omap4_vdd_mpu_info = { + .vp_data = &omap4_vp_mpu_data, + .vc_data = &omap4_vc_mpu_data, + .vfsm = &omap4_vdd_mpu_vfsm_data, + .voltdm = { + .name = "mpu", + }, +}; + +static const struct omap_vfsm_instance_data omap4_vdd_iva_vfsm_data = { + .voltsetup_reg = OMAP4_PRM_VOLTSETUP_IVA_RET_SLEEP_OFFSET, +}; + +static struct omap_vdd_info omap4_vdd_iva_info = { + .vp_data = &omap4_vp_iva_data, + .vc_data = &omap4_vc_iva_data, + .vfsm = &omap4_vdd_iva_vfsm_data, + .voltdm = { + .name = "iva", + }, +}; + +static const struct omap_vfsm_instance_data omap4_vdd_core_vfsm_data = { + .voltsetup_reg = OMAP4_PRM_VOLTSETUP_CORE_RET_SLEEP_OFFSET, +}; + +static struct omap_vdd_info omap4_vdd_core_info = { + .vp_data = &omap4_vp_core_data, + .vc_data = &omap4_vc_core_data, + .vfsm = &omap4_vdd_core_vfsm_data, + .voltdm = { + .name = "core", + }, +}; + +/* OMAP4 VDD structures */ +static struct omap_vdd_info *omap4_vdd_info[] = { + &omap4_vdd_mpu_info, + &omap4_vdd_iva_info, + &omap4_vdd_core_info, +}; + +/* OMAP4 specific voltage init functions */ +static int __init omap44xx_voltage_early_init(void) +{ + s16 prm_mod = OMAP4430_PRM_DEVICE_INST; + s16 prm_irqst_ocp_mod = OMAP4430_PRM_OCP_SOCKET_INST; + + if (!cpu_is_omap44xx()) + return 0; + + /* + * XXX Will depend on the process, validation, and binning + * for the currently-running IC + */ + omap4_vdd_mpu_info.volt_data = omap44xx_vdd_mpu_volt_data; + omap4_vdd_iva_info.volt_data = omap44xx_vdd_iva_volt_data; + omap4_vdd_core_info.volt_data = omap44xx_vdd_core_volt_data; + + return omap_voltage_early_init(prm_mod, prm_irqst_ocp_mod, + omap4_vdd_info, + ARRAY_SIZE(omap4_vdd_info)); +}; +core_initcall(omap44xx_voltage_early_init); -- cgit v1.2.3