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author | Ćukasz Majewski <l.majewski@samsung.com> | 2012-11-13 03:21:59 (GMT) |
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committer | Anatolij Gustschin <agust@denx.de> | 2012-11-14 10:21:09 (GMT) |
commit | e0a0cbf2472feb840a8b820838272c1204d51584 (patch) | |
tree | 9fbd012df110f809c7b006bcbe19e7dec3e5450b /drivers/misc/pmic_i2c.c | |
parent | 9a1c4b22862119f39b1452208e12abe5947cec30 (diff) | |
download | u-boot-e0a0cbf2472feb840a8b820838272c1204d51584.tar.xz |
pmic: Move pmic related code to ./drivers/power directory
The PMIC framework has been moved to its more natural place
./drivers/power from ./drivers/misc directory.
Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Diffstat (limited to 'drivers/misc/pmic_i2c.c')
-rw-r--r-- | drivers/misc/pmic_i2c.c | 125 |
1 files changed, 0 insertions, 125 deletions
diff --git a/drivers/misc/pmic_i2c.c b/drivers/misc/pmic_i2c.c deleted file mode 100644 index 3e5a784..0000000 --- a/drivers/misc/pmic_i2c.c +++ /dev/null @@ -1,125 +0,0 @@ -/* - * Copyright (C) 2011 Samsung Electronics - * Lukasz Majewski <l.majewski@samsung.com> - * - * (C) Copyright 2010 - * Stefano Babic, DENX Software Engineering, sbabic@denx.de - * - * (C) Copyright 2008-2009 Freescale Semiconductor, Inc. - * - * 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 <linux/types.h> -#include <power/pmic.h> -#include <i2c.h> -#include <compiler.h> - -int pmic_reg_write(struct pmic *p, u32 reg, u32 val) -{ - unsigned char buf[4] = { 0 }; - - if (check_reg(p, reg)) - return -1; - - switch (pmic_i2c_tx_num) { - case 3: - if (p->sensor_byte_order == PMIC_SENSOR_BYTE_ORDER_BIG) { - buf[2] = (cpu_to_le32(val) >> 16) & 0xff; - buf[1] = (cpu_to_le32(val) >> 8) & 0xff; - buf[0] = cpu_to_le32(val) & 0xff; - } else { - buf[0] = (cpu_to_le32(val) >> 16) & 0xff; - buf[1] = (cpu_to_le32(val) >> 8) & 0xff; - buf[2] = cpu_to_le32(val) & 0xff; - } - break; - case 2: - if (p->sensor_byte_order == PMIC_SENSOR_BYTE_ORDER_BIG) { - buf[1] = (cpu_to_le32(val) >> 8) & 0xff; - buf[0] = cpu_to_le32(val) & 0xff; - } else { - buf[0] = (cpu_to_le32(val) >> 8) & 0xff; - buf[1] = cpu_to_le32(val) & 0xff; - } - break; - case 1: - buf[0] = cpu_to_le32(val) & 0xff; - break; - default: - printf("%s: invalid tx_num: %d", __func__, pmic_i2c_tx_num); - return -1; - } - - if (i2c_write(pmic_i2c_addr, reg, 1, buf, pmic_i2c_tx_num)) - return -1; - - return 0; -} - -int pmic_reg_read(struct pmic *p, u32 reg, u32 *val) -{ - unsigned char buf[4] = { 0 }; - u32 ret_val = 0; - - if (check_reg(p, reg)) - return -1; - - if (i2c_read(pmic_i2c_addr, reg, 1, buf, pmic_i2c_tx_num)) - return -1; - - switch (pmic_i2c_tx_num) { - case 3: - if (p->sensor_byte_order == PMIC_SENSOR_BYTE_ORDER_BIG) - ret_val = le32_to_cpu(buf[2] << 16 - | buf[1] << 8 | buf[0]); - else - ret_val = le32_to_cpu(buf[0] << 16 | - buf[1] << 8 | buf[2]); - break; - case 2: - if (p->sensor_byte_order == PMIC_SENSOR_BYTE_ORDER_BIG) - ret_val = le32_to_cpu(buf[1] << 8 | buf[0]); - else - ret_val = le32_to_cpu(buf[0] << 8 | buf[1]); - break; - case 1: - ret_val = le32_to_cpu(buf[0]); - break; - default: - printf("%s: invalid tx_num: %d", __func__, pmic_i2c_tx_num); - return -1; - } - memcpy(val, &ret_val, sizeof(ret_val)); - - return 0; -} - -int pmic_probe(struct pmic *p) -{ - I2C_SET_BUS(p->bus); - debug("Bus: %d PMIC:%s probed!\n", p->bus, p->name); - if (i2c_probe(pmic_i2c_addr)) { - printf("Can't find PMIC:%s\n", p->name); - return -1; - } - - return 0; -} |