diff options
Diffstat (limited to 'arch/arm/cpu/armv7/omap4/clocks.c')
| -rw-r--r-- | arch/arm/cpu/armv7/omap4/clocks.c | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/arch/arm/cpu/armv7/omap4/clocks.c b/arch/arm/cpu/armv7/omap4/clocks.c deleted file mode 100644 index 4772743947..0000000000 --- a/arch/arm/cpu/armv7/omap4/clocks.c +++ /dev/null @@ -1,123 +0,0 @@ -/* - * - * Clock initialization for OMAP4 - * - * (C) Copyright 2010 - * Texas Instruments, <www.ti.com> - * - * Aneesh V <aneesh@ti.com> - * - * Based on previous work by: - * Santosh Shilimkar <santosh.shilimkar@ti.com> - * Rajendra Nayak <rnayak@ti.com> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ -#include <common.h> -#include <asm/omap_common.h> -#include <asm/gpio.h> -#include <asm/arch/clocks.h> -#include <asm/arch/sys_proto.h> -#include <asm/utils.h> -#include <asm/omap_gpio.h> - -#ifndef CONFIG_SPL_BUILD -/* - * printing to console doesn't work unless - * this code is executed from SPL - */ -#define printf(fmt, args...) -#define puts(s) -#endif /* !CONFIG_SPL_BUILD */ - -/* - * Setup the voltages for vdd_mpu, vdd_core, and vdd_iva - * We set the maximum voltages allowed here because Smart-Reflex is not - * enabled in bootloader. Voltage initialization in the kernel will set - * these to the nominal values after enabling Smart-Reflex - */ -void scale_vcores(void) -{ - u32 volt, omap_rev; - - omap_vc_init(PRM_VC_I2C_CHANNEL_FREQ_KHZ); - - omap_rev = omap_revision(); - - /* - * Scale Voltage rails: - * 1. VDD_CORE - * 3. VDD_MPU - * 3. VDD_IVA - */ - if (omap_rev < OMAP4460_ES1_0) { - /* - * OMAP4430: - * VDD_CORE = TWL6030 VCORE3 - * VDD_MPU = TWL6030 VCORE1 - * VDD_IVA = TWL6030 VCORE2 - */ - volt = 1200; - do_scale_vcore(SMPS_REG_ADDR_VCORE3, volt); - - /* - * note on VDD_MPU: - * Setting a high voltage for Nitro mode as smart reflex is not - * enabled. We use the maximum possible value in the AVS range - * because the next higher voltage in the discrete range - * (code >= 0b111010) is way too high. - */ - volt = 1325; - do_scale_vcore(SMPS_REG_ADDR_VCORE1, volt); - volt = 1200; - do_scale_vcore(SMPS_REG_ADDR_VCORE2, volt); - - } else { - /* - * OMAP4460: - * VDD_CORE = TWL6030 VCORE1 - * VDD_MPU = TPS62361 - * VDD_IVA = TWL6030 VCORE2 - */ - volt = 1200; - do_scale_vcore(SMPS_REG_ADDR_VCORE1, volt); - /* TPS62361 */ - volt = 1203; - do_scale_tps62361(TPS62361_VSEL0_GPIO, - TPS62361_REG_ADDR_SET1, volt); - /* VCORE 2 - supplies vdd_iva */ - volt = 1200; - do_scale_vcore(SMPS_REG_ADDR_VCORE2, volt); - } -} - -u32 get_offset_code(u32 offset) -{ - u32 offset_code, step = 12660; /* 12.66 mV represented in uV */ - - if (omap_revision() == OMAP4430_ES1_0) - offset -= PHOENIX_SMPS_BASE_VOLT_STD_MODE_UV; - else - offset -= PHOENIX_SMPS_BASE_VOLT_STD_MODE_WITH_OFFSET_UV; - - offset_code = (offset + step - 1) / step; - - /* The code starts at 1 not 0 */ - return ++offset_code; -} |