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mfd: mt6397-core: Add MT6357 PMIC support

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Adds support for PMIC keys, Regulator, and RTC for the MT6357 PMIC.

Signed-off-by: Fabien Parent <fparent@baylibre.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Link: https://lore.kernel.org/r/20220531124959.202787-5-fparent@baylibre.com
This commit is contained in:
Fabien Parent 2022-05-31 14:49:56 +02:00 committed by Lee Jones
parent 52298ec34c
commit de58cee8c6
3 changed files with 1737 additions and 0 deletions
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44
drivers/mfd/mt6397-core.c
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@ -12,10 +12,12 @@
#include <linux/regmap.h>
#include <linux/mfd/core.h>
#include <linux/mfd/mt6323/core.h>
#include <linux/mfd/mt6357/core.h>
#include <linux/mfd/mt6358/core.h>
#include <linux/mfd/mt6359/core.h>
#include <linux/mfd/mt6397/core.h>
#include <linux/mfd/mt6323/registers.h>
#include <linux/mfd/mt6357/registers.h>
#include <linux/mfd/mt6358/registers.h>
#include <linux/mfd/mt6359/registers.h>
#include <linux/mfd/mt6397/registers.h>
@ -23,6 +25,9 @@
#define MT6323_RTC_BASE 0x8000
#define MT6323_RTC_SIZE 0x40
#define MT6357_RTC_BASE 0x0588
#define MT6357_RTC_SIZE 0x3c
#define MT6358_RTC_BASE 0x0588
#define MT6358_RTC_SIZE 0x3c
@ -37,6 +42,11 @@ static const struct resource mt6323_rtc_resources[] = {
DEFINE_RES_IRQ(MT6323_IRQ_STATUS_RTC),
};
static const struct resource mt6357_rtc_resources[] = {
DEFINE_RES_MEM(MT6357_RTC_BASE, MT6357_RTC_SIZE),
DEFINE_RES_IRQ(MT6357_IRQ_RTC),
};
static const struct resource mt6358_rtc_resources[] = {
DEFINE_RES_MEM(MT6358_RTC_BASE, MT6358_RTC_SIZE),
DEFINE_RES_IRQ(MT6358_IRQ_RTC),
@ -66,6 +76,13 @@ static const struct resource mt6323_keys_resources[] = {
DEFINE_RES_IRQ_NAMED(MT6323_IRQ_STATUS_FCHRKEY, "homekey"),
};
static const struct resource mt6357_keys_resources[] = {
DEFINE_RES_IRQ_NAMED(MT6357_IRQ_PWRKEY, "powerkey"),
DEFINE_RES_IRQ_NAMED(MT6357_IRQ_HOMEKEY, "homekey"),
DEFINE_RES_IRQ_NAMED(MT6357_IRQ_PWRKEY_R, "powerkey_r"),
DEFINE_RES_IRQ_NAMED(MT6357_IRQ_HOMEKEY_R, "homekey_r"),
};
static const struct resource mt6397_keys_resources[] = {
DEFINE_RES_IRQ_NAMED(MT6397_IRQ_PWRKEY, "powerkey"),
DEFINE_RES_IRQ_NAMED(MT6397_IRQ_HOMEKEY, "homekey"),
@ -100,6 +117,22 @@ static const struct mfd_cell mt6323_devs[] = {
},
};
static const struct mfd_cell mt6357_devs[] = {
{
.name = "mt6357-regulator",
}, {
.name = "mt6357-rtc",
.num_resources = ARRAY_SIZE(mt6357_rtc_resources),
.resources = mt6357_rtc_resources,
.of_compatible = "mediatek,mt6357-rtc",
}, {
.name = "mtk-pmic-keys",
.num_resources = ARRAY_SIZE(mt6357_keys_resources),
.resources = mt6357_keys_resources,
.of_compatible = "mediatek,mt6357-keys"
},
};
static const struct mfd_cell mt6358_devs[] = {
{
.name = "mt6358-regulator",
@ -179,6 +212,14 @@ static const struct chip_data mt6323_core = {
.irq_init = mt6397_irq_init,
};
static const struct chip_data mt6357_core = {
.cid_addr = MT6357_SWCID,
.cid_shift = 8,
.cells = mt6357_devs,
.cell_size = ARRAY_SIZE(mt6357_devs),
.irq_init = mt6358_irq_init,
};
static const struct chip_data mt6358_core = {
.cid_addr = MT6358_SWCID,
.cid_shift = 8,
@ -261,6 +302,9 @@ static const struct of_device_id mt6397_of_match[] = {
{
.compatible = "mediatek,mt6323",
.data = &mt6323_core,
}, {
.compatible = "mediatek,mt6357",
.data = &mt6357_core,
}, {
.compatible = "mediatek,mt6358",
.data = &mt6358_core,

119
include/linux/mfd/mt6357/core.h Normal file
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@ -0,0 +1,119 @@
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2022 BayLibre, SAS
* Author: Fabien Parent <fparent@baylibre.com>
*/
#ifndef __MFD_MT6357_CORE_H__
#define __MFD_MT6357_CORE_H__
enum mt6357_irq_top_status_shift {
MT6357_BUCK_TOP = 0,
MT6357_LDO_TOP,
MT6357_PSC_TOP,
MT6357_SCK_TOP,
MT6357_BM_TOP,
MT6357_HK_TOP,
MT6357_XPP_TOP,
MT6357_AUD_TOP,
MT6357_MISC_TOP,
};
enum mt6357_irq_numbers {
MT6357_IRQ_VPROC_OC = 0,
MT6357_IRQ_VCORE_OC,
MT6357_IRQ_VMODEM_OC,
MT6357_IRQ_VS1_OC,
MT6357_IRQ_VPA_OC,
MT6357_IRQ_VCORE_PREOC,
MT6357_IRQ_VFE28_OC = 16,
MT6357_IRQ_VXO22_OC,
MT6357_IRQ_VRF18_OC,
MT6357_IRQ_VRF12_OC,
MT6357_IRQ_VEFUSE_OC,
MT6357_IRQ_VCN33_OC,
MT6357_IRQ_VCN28_OC,
MT6357_IRQ_VCN18_OC,
MT6357_IRQ_VCAMA_OC,
MT6357_IRQ_VCAMD_OC,
MT6357_IRQ_VCAMIO_OC,
MT6357_IRQ_VLDO28_OC,
MT6357_IRQ_VUSB33_OC,
MT6357_IRQ_VAUX18_OC,
MT6357_IRQ_VAUD28_OC,
MT6357_IRQ_VIO28_OC,
MT6357_IRQ_VIO18_OC,
MT6357_IRQ_VSRAM_PROC_OC,
MT6357_IRQ_VSRAM_OTHERS_OC,
MT6357_IRQ_VIBR_OC,
MT6357_IRQ_VDRAM_OC,
MT6357_IRQ_VMC_OC,
MT6357_IRQ_VMCH_OC,
MT6357_IRQ_VEMC_OC,
MT6357_IRQ_VSIM1_OC,
MT6357_IRQ_VSIM2_OC,
MT6357_IRQ_PWRKEY = 48,
MT6357_IRQ_HOMEKEY,
MT6357_IRQ_PWRKEY_R,
MT6357_IRQ_HOMEKEY_R,
MT6357_IRQ_NI_LBAT_INT,
MT6357_IRQ_CHRDET,
MT6357_IRQ_CHRDET_EDGE,
MT6357_IRQ_VCDT_HV_DET,
MT6357_IRQ_WATCHDOG,
MT6357_IRQ_VBATON_UNDET,
MT6357_IRQ_BVALID_DET,
MT6357_IRQ_OV,
MT6357_IRQ_RTC = 64,
MT6357_IRQ_FG_BAT0_H = 80,
MT6357_IRQ_FG_BAT0_L,
MT6357_IRQ_FG_CUR_H,
MT6357_IRQ_FG_CUR_L,
MT6357_IRQ_FG_ZCV,
MT6357_IRQ_BATON_LV = 96,
MT6357_IRQ_BATON_HT,
MT6357_IRQ_BAT_H = 112,
MT6357_IRQ_BAT_L,
MT6357_IRQ_AUXADC_IMP,
MT6357_IRQ_NAG_C_DLTV,
MT6357_IRQ_AUDIO = 128,
MT6357_IRQ_ACCDET = 133,
MT6357_IRQ_ACCDET_EINT0,
MT6357_IRQ_ACCDET_EINT1,
MT6357_IRQ_SPI_CMD_ALERT = 144,
MT6357_IRQ_NR,
};
#define MT6357_IRQ_BUCK_BASE MT6357_IRQ_VPROC_OC
#define MT6357_IRQ_LDO_BASE MT6357_IRQ_VFE28_OC
#define MT6357_IRQ_PSC_BASE MT6357_IRQ_PWRKEY
#define MT6357_IRQ_SCK_BASE MT6357_IRQ_RTC
#define MT6357_IRQ_BM_BASE MT6357_IRQ_FG_BAT0_H
#define MT6357_IRQ_HK_BASE MT6357_IRQ_BAT_H
#define MT6357_IRQ_AUD_BASE MT6357_IRQ_AUDIO
#define MT6357_IRQ_MISC_BASE MT6357_IRQ_SPI_CMD_ALERT
#define MT6357_IRQ_BUCK_BITS (MT6357_IRQ_VCORE_PREOC - MT6357_IRQ_BUCK_BASE + 1)
#define MT6357_IRQ_LDO_BITS (MT6357_IRQ_VSIM2_OC - MT6357_IRQ_LDO_BASE + 1)
#define MT6357_IRQ_PSC_BITS (MT6357_IRQ_VCDT_HV_DET - MT6357_IRQ_PSC_BASE + 1)
#define MT6357_IRQ_SCK_BITS (MT6357_IRQ_RTC - MT6357_IRQ_SCK_BASE + 1)
#define MT6357_IRQ_BM_BITS (MT6357_IRQ_BATON_HT - MT6357_IRQ_BM_BASE + 1)
#define MT6357_IRQ_HK_BITS (MT6357_IRQ_NAG_C_DLTV - MT6357_IRQ_HK_BASE + 1)
#define MT6357_IRQ_AUD_BITS (MT6357_IRQ_ACCDET_EINT1 - MT6357_IRQ_AUD_BASE + 1)
#define MT6357_IRQ_MISC_BITS \
(MT6357_IRQ_SPI_CMD_ALERT - MT6357_IRQ_MISC_BASE + 1)
#define MT6357_TOP_GEN(sp) \
{ \
.hwirq_base = MT6357_IRQ_##sp##_BASE, \
.num_int_regs = \
((MT6357_IRQ_##sp##_BITS - 1) / \
MTK_PMIC_REG_WIDTH) + 1, \
.en_reg = MT6357_##sp##_TOP_INT_CON0, \
.en_reg_shift = 0x6, \
.sta_reg = MT6357_##sp##_TOP_INT_STATUS0, \
.sta_reg_shift = 0x2, \
.top_offset = MT6357_##sp##_TOP, \
}
#endif /* __MFD_MT6357_CORE_H__ */

1574
include/linux/mfd/mt6357/registers.h Normal file
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