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https://github.com/brain-hackers/u-boot-brain
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178a415534
Depending on backup register value, we maintain the debug unit powered-on for debugging purpose. Only BUCK1 is required for powering the debug unit, so revert the setting for all the other power lanes, except BUCK3 that has to be always on. Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
119 lines
2.8 KiB
C
119 lines
2.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause */
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/*
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* Copyright (C) 2018, STMicroelectronics - All Rights Reserved
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*/
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#ifndef __PMIC_STPMIC1_H_
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#define __PMIC_STPMIC1_H_
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#define STPMIC1_MAIN_CR 0x10
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#define STPMIC1_BUCKS_MRST_CR 0x18
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#define STPMIC1_LDOS_MRST_CR 0x1a
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#define STPMIC1_BUCKX_MAIN_CR(buck) (0x20 + (buck))
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#define STPMIC1_REFDDR_MAIN_CR 0x24
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#define STPMIC1_LDOX_MAIN_CR(ldo) (0x25 + (ldo))
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#define STPMIC1_BST_SW_CR 0x40
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#define STPMIC1_NVM_SR 0xb8
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#define STPMIC1_NVM_CR 0xb9
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/* Main PMIC Control Register (MAIN_CR) */
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#define STPMIC1_SWOFF BIT(0)
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#define STPMIC1_RREQ_EN BIT(1)
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/* BUCKS_MRST_CR */
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#define STPMIC1_MRST_BUCK(buck) BIT(buck)
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#define STPMIC1_MRST_BUCK_DEBUG (STPMIC1_MRST_BUCK(STPMIC1_BUCK1) | \
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STPMIC1_MRST_BUCK(STPMIC1_BUCK3))
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/* LDOS_MRST_CR */
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#define STPMIC1_MRST_LDO(ldo) BIT(ldo)
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#define STPMIC1_MRST_LDO_DEBUG 0
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/* BUCKx_MAIN_CR (x=1...4) */
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#define STPMIC1_BUCK_ENA BIT(0)
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#define STPMIC1_BUCK_PREG_MODE BIT(1)
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#define STPMIC1_BUCK_VOUT_MASK GENMASK(7, 2)
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#define STPMIC1_BUCK_VOUT_SHIFT 2
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#define STPMIC1_BUCK_VOUT(sel) (sel << STPMIC1_BUCK_VOUT_SHIFT)
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#define STPMIC1_BUCK2_1200000V STPMIC1_BUCK_VOUT(24)
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#define STPMIC1_BUCK2_1350000V STPMIC1_BUCK_VOUT(30)
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#define STPMIC1_BUCK3_1800000V STPMIC1_BUCK_VOUT(39)
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/* REFDDR_MAIN_CR */
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#define STPMIC1_VREF_ENA BIT(0)
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/* LDOX_MAIN_CR */
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#define STPMIC1_LDO_ENA BIT(0)
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#define STPMIC1_LDO12356_VOUT_MASK GENMASK(6, 2)
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#define STPMIC1_LDO12356_VOUT_SHIFT 2
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#define STPMIC1_LDO_VOUT(sel) (sel << STPMIC1_LDO12356_VOUT_SHIFT)
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#define STPMIC1_LDO3_MODE BIT(7)
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#define STPMIC1_LDO3_DDR_SEL 31
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#define STPMIC1_LDO3_1800000 STPMIC1_LDO_VOUT(9)
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#define STPMIC1_LDO4_UV 3300000
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/* BST_SW_CR */
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#define STPMIC1_BST_ON BIT(0)
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#define STPMIC1_VBUSOTG_ON BIT(1)
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#define STPMIC1_SWOUT_ON BIT(2)
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#define STPMIC1_PWR_SW_ON (STPMIC1_VBUSOTG_ON | STPMIC1_SWOUT_ON)
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/* NVM_SR */
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#define STPMIC1_NVM_BUSY BIT(0)
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/* NVM_CR */
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#define STPMIC1_NVM_CMD_PROGRAM 1
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#define STPMIC1_NVM_CMD_READ 2
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/* Timeout */
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#define STPMIC1_DEFAULT_START_UP_DELAY_MS 1
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#define STPMIC1_DEFAULT_STOP_DELAY_MS 5
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#define STPMIC1_USB_BOOST_START_UP_DELAY_MS 10
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enum {
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STPMIC1_BUCK1,
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STPMIC1_BUCK2,
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STPMIC1_BUCK3,
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STPMIC1_BUCK4,
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STPMIC1_MAX_BUCK,
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};
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enum {
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STPMIC1_PREG_MODE_HP,
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STPMIC1_PREG_MODE_LP,
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};
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enum {
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STPMIC1_LDO1,
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STPMIC1_LDO2,
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STPMIC1_LDO3,
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STPMIC1_LDO4,
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STPMIC1_LDO5,
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STPMIC1_LDO6,
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STPMIC1_MAX_LDO,
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};
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enum {
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STPMIC1_LDO_MODE_NORMAL,
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STPMIC1_LDO_MODE_BYPASS,
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STPMIC1_LDO_MODE_SINK_SOURCE,
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};
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enum {
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STPMIC1_PWR_SW1,
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STPMIC1_PWR_SW2,
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STPMIC1_MAX_PWR_SW,
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};
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int stpmic1_shadow_read_byte(u8 addr, u8 *buf);
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int stpmic1_shadow_write_byte(u8 addr, u8 *buf);
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int stpmic1_nvm_read_byte(u8 addr, u8 *buf);
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int stpmic1_nvm_write_byte(u8 addr, u8 *buf);
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int stpmic1_nvm_read_all(u8 *buf, int buf_len);
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int stpmic1_nvm_write_all(u8 *buf, int buf_len);
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#endif
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