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Date: Tue, 8 Dec 2020 17:04:03 +0900
From: Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>
To: marek.vasut+renesas@...il.com, lee.jones@...aro.org
Cc: khiem.nguyen.xt@...esas.com, linux-renesas-soc@...r.kernel.org,
linux-kernel@...r.kernel.org,
Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>
Subject: [PATCH 3/3] mfd: bd9571mwv: Add support for BD9574MWF
From: Khiem Nguyen <khiem.nguyen.xt@...esas.com>
The new PMIC BD9574MWF inherits features from BD9571MWV.
Add the support of new PMIC to existing bd9571mwv driver.
Signed-off-by: Khiem Nguyen <khiem.nguyen.xt@...esas.com>
[shimoda: rebase and refactor]
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>
---
drivers/mfd/bd9571mwv.c | 92 +++++++++++++++++++++++++++++++++++++++++++
include/linux/mfd/bd9571mwv.h | 80 +++++++++++++++++++++++++++++++++++++
2 files changed, 172 insertions(+)
diff --git a/drivers/mfd/bd9571mwv.c b/drivers/mfd/bd9571mwv.c
index 57bdb6a..f8f0a87 100644
--- a/drivers/mfd/bd9571mwv.c
+++ b/drivers/mfd/bd9571mwv.c
@@ -20,6 +20,7 @@ static const struct mfd_cell bd9571mwv_cells[] = {
{ .name = "bd9571mwv-gpio", },
};
+/* Regmap for BD9571MWV */
static const struct regmap_range bd9571mwv_readable_yes_ranges[] = {
regmap_reg_range(BD9571MWV_VENDOR_CODE, BD9571MWV_PRODUCT_REVISION),
regmap_reg_range(BD9571MWV_BKUP_MODE_CNT, BD9571MWV_BKUP_MODE_CNT),
@@ -112,6 +113,95 @@ static const struct bd957x_data bd9571mwv_data = {
.num_cells = ARRAY_SIZE(bd9571mwv_cells),
};
+static const struct mfd_cell bd9574mwf_cells[] = {
+ { .name = "bd9571mwv-gpio", },
+};
+
+/* Regmap for BD9574MWF */
+static const struct regmap_range bd9574mwf_readable_yes_ranges[] = {
+ regmap_reg_range(BD9574MWF_VENDOR_CODE, BD9574MWF_PRODUCT_REVISION),
+ regmap_reg_range(BD9574MWF_GPIO_IN, BD9574MWF_GPIO_IN),
+ regmap_reg_range(BD9574MWF_GPIO_INT, BD9574MWF_GPIO_INTMASK),
+ regmap_reg_range(BD9574MWF_GPIO_MUX, BD9574MWF_GPIO_MUX),
+ regmap_reg_range(BD9574MWF_INT_INTREQ, BD9574MWF_INT_INTMASK),
+};
+
+static const struct regmap_access_table bd9574mwf_readable_table = {
+ .yes_ranges = bd9574mwf_readable_yes_ranges,
+ .n_yes_ranges = ARRAY_SIZE(bd9574mwf_readable_yes_ranges),
+};
+
+static const struct regmap_range bd9574mwf_writable_yes_ranges[] = {
+ regmap_reg_range(BD9574MWF_GPIO_DIR, BD9574MWF_GPIO_OUT),
+ regmap_reg_range(BD9574MWF_GPIO_INT_SET, BD9574MWF_GPIO_INTMASK),
+ regmap_reg_range(BD9574MWF_INT_INTREQ, BD9574MWF_INT_INTMASK),
+};
+
+static const struct regmap_access_table bd9574mwf_writable_table = {
+ .yes_ranges = bd9574mwf_writable_yes_ranges,
+ .n_yes_ranges = ARRAY_SIZE(bd9574mwf_writable_yes_ranges),
+};
+
+static const struct regmap_range bd9574mwf_volatile_yes_ranges[] = {
+ regmap_reg_range(BD9574MWF_GPIO_IN, BD9574MWF_GPIO_IN),
+ regmap_reg_range(BD9574MWF_GPIO_INT, BD9574MWF_GPIO_INT),
+ regmap_reg_range(BD9574MWF_INT_INTREQ, BD9574MWF_INT_INTREQ),
+};
+
+static const struct regmap_access_table bd9574mwf_volatile_table = {
+ .yes_ranges = bd9574mwf_volatile_yes_ranges,
+ .n_yes_ranges = ARRAY_SIZE(bd9574mwf_volatile_yes_ranges),
+};
+
+static const struct regmap_config bd9574mwf_regmap_config = {
+ .reg_bits = 8,
+ .val_bits = 8,
+ .cache_type = REGCACHE_RBTREE,
+ .rd_table = &bd9574mwf_readable_table,
+ .wr_table = &bd9574mwf_writable_table,
+ .volatile_table = &bd9574mwf_volatile_table,
+ .max_register = 0xff,
+};
+
+static const struct regmap_irq bd9574mwf_irqs[] = {
+ REGMAP_IRQ_REG(BD9574MWF_IRQ_MD1, 0,
+ BD9574MWF_INT_INTREQ_MD1_INT),
+ REGMAP_IRQ_REG(BD9574MWF_IRQ_MD2_E1, 0,
+ BD9574MWF_INT_INTREQ_MD2_E1_INT),
+ REGMAP_IRQ_REG(BD9574MWF_IRQ_MD2_E2, 0,
+ BD9574MWF_INT_INTREQ_MD2_E2_INT),
+ REGMAP_IRQ_REG(BD9574MWF_IRQ_PROT_ERR, 0,
+ BD9574MWF_INT_INTREQ_PROT_ERR_INT),
+ REGMAP_IRQ_REG(BD9574MWF_IRQ_GP, 0,
+ BD9574MWF_INT_INTREQ_GP_INT),
+ REGMAP_IRQ_REG(BD9574MWF_IRQ_BKUP_HOLD_OF, 0,
+ BD9574MWF_INT_INTREQ_BKUP_HOLD_OF_INT),
+ REGMAP_IRQ_REG(BD9574MWF_IRQ_WDT_OF, 0,
+ BD9574MWF_INT_INTREQ_WDT_OF_INT),
+ REGMAP_IRQ_REG(BD9574MWF_IRQ_BKUP_TRG, 0,
+ BD9574MWF_INT_INTREQ_BKUP_TRG_INT),
+};
+
+static struct regmap_irq_chip bd9574mwf_irq_chip = {
+ .name = "bd9574mwf",
+ .status_base = BD9574MWF_INT_INTREQ,
+ .mask_base = BD9574MWF_INT_INTMASK,
+ .ack_base = BD9574MWF_INT_INTREQ,
+ .init_ack_masked = true,
+ .num_regs = 1,
+ .irqs = bd9574mwf_irqs,
+ .num_irqs = ARRAY_SIZE(bd9574mwf_irqs),
+};
+
+static const struct bd957x_data bd9574mwf_data = {
+ .product_code_val = BD9574MWF_PRODUCT_CODE_VAL,
+ .part_number = BD9574MWF_PART_NUMBER,
+ .regmap_config = &bd9574mwf_regmap_config,
+ .irq_chip = &bd9574mwf_irq_chip,
+ .cells = bd9574mwf_cells,
+ .num_cells = ARRAY_SIZE(bd9574mwf_cells),
+};
+
static int bd9571mwv_identify(struct bd9571mwv *bd)
{
struct device *dev = bd->dev;
@@ -182,6 +272,8 @@ static int bd9571mwv_probe(struct i2c_client *client,
product_code = (unsigned int)ret;
if (product_code == BD9571MWV_PRODUCT_CODE_VAL)
bd->data = &bd9571mwv_data;
+ else if (product_code == BD9574MWF_PRODUCT_CODE_VAL)
+ bd->data = &bd9574mwf_data;
if (!bd->data) {
dev_err(bd->dev, "No found supported device %d\n",
diff --git a/include/linux/mfd/bd9571mwv.h b/include/linux/mfd/bd9571mwv.h
index 0126b52..e9e219b 100644
--- a/include/linux/mfd/bd9571mwv.h
+++ b/include/linux/mfd/bd9571mwv.h
@@ -99,6 +99,86 @@ enum bd9571mwv_irqs {
BD9571MWV_IRQ_BKUP_TRG,
};
+/* List of registers for BD9574MWF */
+#define BD9574MWF_VENDOR_CODE 0x00
+#define BD9574MWF_VENDOR_CODE_VAL 0xdb
+#define BD9574MWF_PRODUCT_CODE 0x01
+#define BD9574MWF_PRODUCT_CODE_VAL 0x74
+#define BD9574MWF_PRODUCT_REVISION 0x02
+
+#define BD9574MWF_I2C_FUSA_MODE 0x10
+#define BD9574MWF_I2C_MD2_E1_BIT_1 0x11
+#define BD9574MWF_I2C_MD2_E1_BIT_2 0x12
+
+#define BD9574MWF_BKUP_MODE_CNT 0x20
+#define BD9574MWF_BKUP_MODE_STATUS 0x21
+#define BD9574MWF_BKUP_RECOVERY_CNT 0x22
+#define BD9574MWF_BKUP_CTRL_TIM_CNT 0x23
+#define BD9574MWF_WAITBKUP_WDT_CNT 0x24
+#define BD9574MWF_BKUP_HOLD_TIM_CNT1 0x26
+#define BD9574MWF_QLLM_CNT 0x27
+#define BD9574MWF_BKUP_HOLD_TIM_CNT2 0x28
+
+#define BD9574MWF_DCDC_FREQ 0x48
+
+#define BD9574MWF_VDCORE_VINIT 0x50
+#define BD9574MWF_VD09_VINIT 0x51
+#define BD9574MWF_VDCORE_SETVMAX 0x52
+#define BD9574MWF_VDCORE_SETVID 0x54
+#define BD9574MWF_VDCORE_MONIVDAC 0x55
+#define BD9574MWF_VDCORE_PGD_CNT 0x56
+
+#define BD9574MWF_GPIO_DIR 0x60
+#define BD9574MWF_GPIO_OUT 0x61
+#define BD9574MWF_GPIO_IN 0x62
+#define BD9574MWF_GPIO_DEB 0x63
+#define BD9574MWF_GPIO_INT_SET 0x64
+#define BD9574MWF_GPIO_INT 0x65
+#define BD9574MWF_GPIO_INTMASK 0x66
+#define BD9574MWF_GPIO_MUX 0x67
+
+#define BD9574MWF_REG_KEEP(n) (0x70 + (n))
+
+#define BD9574MWF_PMIC_INTERNAL_STATUS 0x80
+#define BD9574MWF_PROT_ERROR_STATUS0 0x81
+#define BD9574MWF_PROT_ERROR_STATUS1 0x82
+#define BD9574MWF_PROT_ERROR_STATUS2 0x83
+#define BD9574MWF_PROT_ERROR_STATUS3 0x84
+#define BD9574MWF_PROT_ERROR_STATUS4 0x85
+#define BD9574MWF_PROT_ERROR_STATUS5 0x86
+#define BD9574MWF_SYS_ERROR_STATUS 0x87
+
+#define BD9574MWF_INT_INTREQ 0x90
+#define BD9574MWF_INT_INTREQ_MD1_INT BIT(0)
+#define BD9574MWF_INT_INTREQ_MD2_E1_INT BIT(1)
+#define BD9574MWF_INT_INTREQ_MD2_E2_INT BIT(2)
+#define BD9574MWF_INT_INTREQ_PROT_ERR_INT BIT(3)
+#define BD9574MWF_INT_INTREQ_GP_INT BIT(4)
+#define BD9574MWF_INT_INTREQ_BKUP_HOLD_OF_INT BIT(5)
+#define BD9574MWF_INT_INTREQ_WDT_OF_INT BIT(6)
+#define BD9574MWF_INT_INTREQ_BKUP_TRG_INT BIT(7)
+#define BD9574MWF_INT_INTMASK 0x91
+
+#define BD9574MWF_SSCG_CNT 0xA0
+#define BD9574MWF_POFFB_MRB 0xA1
+#define BD9574MWF_SMRB_WR_PROT 0xA2
+#define BD9574MWF_SMRB_ASSERT 0xA3
+#define BD9574MWF_SMRB_STATUS 0xA4
+
+#define BD9574MWF_PART_NUMBER "BD9574MWF"
+
+/* Define the BD9574MWF IRQ numbers */
+enum bd9574mwf_irqs {
+ BD9574MWF_IRQ_MD1,
+ BD9574MWF_IRQ_MD2_E1,
+ BD9574MWF_IRQ_MD2_E2,
+ BD9574MWF_IRQ_PROT_ERR,
+ BD9574MWF_IRQ_GP,
+ BD9574MWF_IRQ_BKUP_HOLD_OF,
+ BD9574MWF_IRQ_WDT_OF,
+ BD9574MWF_IRQ_BKUP_TRG,
+};
+
/**
* struct bd957x_data - internal data for the bd957x driver
*
--
2.7.4
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