diff options
author | RajithaY <rajithax.yerrumsetty@intel.com> | 2017-04-25 03:31:15 -0700 |
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committer | Rajitha Yerrumchetty <rajithax.yerrumsetty@intel.com> | 2017-05-22 06:48:08 +0000 |
commit | bb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch) | |
tree | ca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/roms/u-boot/drivers/power/pmic/pmic_max77686.c | |
parent | a14b48d18a9ed03ec191cf16b162206998a895ce (diff) |
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to
kvmfornfv repo and make use of the updated latest qemu for the
execution of all testcase
Change-Id: I1280af507a857675c7f81d30c95255635667bdd7
Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/roms/u-boot/drivers/power/pmic/pmic_max77686.c')
-rw-r--r-- | qemu/roms/u-boot/drivers/power/pmic/pmic_max77686.c | 255 |
1 files changed, 0 insertions, 255 deletions
diff --git a/qemu/roms/u-boot/drivers/power/pmic/pmic_max77686.c b/qemu/roms/u-boot/drivers/power/pmic/pmic_max77686.c deleted file mode 100644 index d4c430e22..000000000 --- a/qemu/roms/u-boot/drivers/power/pmic/pmic_max77686.c +++ /dev/null @@ -1,255 +0,0 @@ -/* - * Copyright (C) 2012 Samsung Electronics - * Rajeshwari Shinde <rajeshwari.s@samsung.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <fdtdec.h> -#include <i2c.h> -#include <power/pmic.h> -#include <power/max77686_pmic.h> -#include <errno.h> - -DECLARE_GLOBAL_DATA_PTR; - -static const char max77686_buck_addr[] = { - 0xff, 0x10, 0x12, 0x1c, 0x26, 0x30, 0x32, 0x34, 0x36, 0x38 -}; - -static unsigned int max77686_ldo_volt2hex(int ldo, ulong uV) -{ - unsigned int hex = 0; - - switch (ldo) { - case 1: - case 2: - case 6: - case 7: - case 8: - case 15: - hex = (uV - 800000) / 25000; - break; - default: - hex = (uV - 800000) / 50000; - } - - if (hex >= 0 && hex <= MAX77686_LDO_VOLT_MAX_HEX) - return hex; - - debug("%s: %ld is wrong voltage value for LDO%d\n", __func__, uV, ldo); - return 0; -} - -int max77686_set_ldo_voltage(struct pmic *p, int ldo, ulong uV) -{ - unsigned int val, ret, hex, adr; - - if (ldo < 1 && ldo > 26) { - printf("%s: %d is wrong ldo number\n", __func__, ldo); - return -1; - } - - adr = MAX77686_REG_PMIC_LDO1CTRL1 + ldo - 1; - hex = max77686_ldo_volt2hex(ldo, uV); - - if (!hex) - return -1; - - ret = pmic_reg_read(p, adr, &val); - if (ret) - return ret; - - val &= ~MAX77686_LDO_VOLT_MASK; - val |= hex; - ret |= pmic_reg_write(p, adr, val); - - return ret; -} - -int max77686_set_ldo_mode(struct pmic *p, int ldo, char opmode) -{ - unsigned int val, ret, adr, mode; - - if (ldo < 1 && 26 < ldo) { - printf("%s: %d is wrong ldo number\n", __func__, ldo); - return -1; - } - - adr = MAX77686_REG_PMIC_LDO1CTRL1 + ldo - 1; - - /* mode */ - switch (opmode) { - case OPMODE_OFF: - mode = MAX77686_LDO_MODE_OFF; - break; - case OPMODE_STANDBY: - switch (ldo) { - case 2: - case 6: - case 7: - case 8: - case 10: - case 11: - case 12: - case 14: - case 15: - case 16: - mode = MAX77686_LDO_MODE_STANDBY; - break; - default: - mode = 0xff; - } - break; - case OPMODE_LPM: - mode = MAX77686_LDO_MODE_LPM; - break; - case OPMODE_ON: - mode = MAX77686_LDO_MODE_ON; - break; - default: - mode = 0xff; - } - - if (mode == 0xff) { - printf("%s: %d is not supported on LDO%d\n", - __func__, opmode, ldo); - return -1; - } - - ret = pmic_reg_read(p, adr, &val); - if (ret) - return ret; - - val &= ~MAX77686_LDO_MODE_MASK; - val |= mode; - ret |= pmic_reg_write(p, adr, val); - - return ret; -} - -int max77686_set_buck_mode(struct pmic *p, int buck, char opmode) -{ - unsigned int val, ret, mask, adr, size, mode, mode_shift; - - size = ARRAY_SIZE(max77686_buck_addr); - if (buck >= size) { - printf("%s: %d is wrong buck number\n", __func__, buck); - return -1; - } - - adr = max77686_buck_addr[buck]; - - /* mask */ - switch (buck) { - case 2: - case 3: - case 4: - mode_shift = MAX77686_BUCK_MODE_SHIFT_2; - break; - default: - mode_shift = MAX77686_BUCK_MODE_SHIFT_1; - } - - mask = MAX77686_BUCK_MODE_MASK << mode_shift; - - /* mode */ - switch (opmode) { - case OPMODE_OFF: - mode = MAX77686_BUCK_MODE_OFF; - break; - case OPMODE_STANDBY: - switch (buck) { - case 1: - case 2: - case 3: - case 4: - mode = MAX77686_BUCK_MODE_STANDBY << mode_shift; - break; - default: - mode = 0xff; - } - break; - case OPMODE_LPM: - switch (buck) { - case 2: - case 3: - case 4: - mode = MAX77686_BUCK_MODE_LPM << mode_shift; - break; - default: - mode = 0xff; - } - break; - case OPMODE_ON: - mode = MAX77686_BUCK_MODE_ON << mode_shift; - break; - default: - mode = 0xff; - } - - if (mode == 0xff) { - printf("%s: %d is not supported on BUCK%d\n", - __func__, opmode, buck); - return -1; - } - - ret = pmic_reg_read(p, adr, &val); - if (ret) - return ret; - - val &= ~mask; - val |= mode; - ret |= pmic_reg_write(p, adr, val); - - return ret; -} - -int pmic_init(unsigned char bus) -{ - static const char name[] = "MAX77686_PMIC"; - struct pmic *p = pmic_alloc(); - - if (!p) { - printf("%s: POWER allocation error!\n", __func__); - return -ENOMEM; - } - -#ifdef CONFIG_OF_CONTROL - const void *blob = gd->fdt_blob; - int node, parent; - - node = fdtdec_next_compatible(blob, 0, COMPAT_MAXIM_MAX77686_PMIC); - if (node < 0) { - debug("PMIC: No node for PMIC Chip in device tree\n"); - debug("node = %d\n", node); - return -1; - } - - parent = fdt_parent_offset(blob, node); - if (parent < 0) { - debug("%s: Cannot find node parent\n", __func__); - return -1; - } - - p->bus = i2c_get_bus_num_fdt(parent); - if (p->bus < 0) { - debug("%s: Cannot find I2C bus\n", __func__); - return -1; - } - p->hw.i2c.addr = fdtdec_get_int(blob, node, "reg", 9); -#else - p->bus = bus; - p->hw.i2c.addr = MAX77686_I2C_ADDR; -#endif - - p->name = name; - p->interface = PMIC_I2C; - p->number_of_regs = PMIC_NUM_OF_REGS; - p->hw.i2c.tx_num = 1; - - puts("Board PMIC init\n"); - - return 0; -} |