upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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71 lines
1.9 KiB
71 lines
1.9 KiB
/*
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* Copyright (C) 2011 Samsung Electronics
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* Lukasz Majewski <l.majewski@samsung.com>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef __CORE_PMIC_H_
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#define __CORE_PMIC_H_
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enum { PMIC_I2C, PMIC_SPI, };
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enum { I2C_PMIC, I2C_NUM, };
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enum { PMIC_READ, PMIC_WRITE, };
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struct p_i2c {
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unsigned char addr;
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unsigned char *buf;
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unsigned char tx_num;
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};
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struct p_spi {
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unsigned int cs;
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unsigned int mode;
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unsigned int bitlen;
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unsigned int clk;
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unsigned int flags;
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u32 (*prepare_tx)(u32 reg, u32 *val, u32 write);
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};
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struct pmic {
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const char *name;
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unsigned char bus;
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unsigned char interface;
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unsigned char number_of_regs;
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union hw {
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struct p_i2c i2c;
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struct p_spi spi;
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} hw;
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};
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int pmic_init(void);
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int check_reg(u32 reg);
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struct pmic *get_pmic(void);
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int pmic_probe(struct pmic *p);
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int pmic_reg_read(struct pmic *p, u32 reg, u32 *val);
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int pmic_reg_write(struct pmic *p, u32 reg, u32 val);
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int pmic_set_output(struct pmic *p, u32 reg, int ldo, int on);
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#define pmic_i2c_addr (p->hw.i2c.addr)
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#define pmic_i2c_tx_num (p->hw.i2c.tx_num)
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#define pmic_spi_bitlen (p->hw.spi.bitlen)
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#define pmic_spi_flags (p->hw.spi.flags)
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#endif /* __CORE_PMIC_H_ */
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