[PATCH v4 06/11] mfd: tps6594-spi: Add TI TPS65224 PMIC SPI

From: Bhargav Raviprakash
Date: Wed Mar 20 2024 - 06:28:16 EST


Add support for TPS65224 PMIC in TPS6594's SPI driver which has
significant functional overlap.

Signed-off-by: Bhargav Raviprakash <bhargav.r@xxxxxxxx>
Acked-by: Julien Panis <jpanis@xxxxxxxxxxxx>
---
drivers/mfd/tps6594-spi.c | 17 +++++++++++++++--
1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/drivers/mfd/tps6594-spi.c b/drivers/mfd/tps6594-spi.c
index 82a1c02e3..a9cdc524f 100644
--- a/drivers/mfd/tps6594-spi.c
+++ b/drivers/mfd/tps6594-spi.c
@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0
/*
- * SPI access driver for TI TPS6594/TPS6593/LP8764 PMICs
+ * SPI access driver for TI TPS65224/TPS6594/TPS6593/LP8764 PMICs
*
* Copyright (C) 2023 BayLibre Incorporated - https://www.baylibre.com/
*/
@@ -77,16 +77,29 @@ static const struct regmap_config tps6594_spi_regmap_config = {
.use_single_write = true,
};

+static const struct regmap_config tps65224_spi_regmap_config = {
+ .reg_bits = 16,
+ .val_bits = 8,
+ .max_register = TPS6594_REG_DWD_FAIL_CNT_REG,
+ .volatile_table = &tps65224_volatile_table,
+ .reg_read = tps6594_spi_reg_read,
+ .reg_write = tps6594_spi_reg_write,
+ .use_single_read = true,
+ .use_single_write = true,
+};
+
static const struct tps6594_match_data match_data[] = {
[TPS6594] = {TPS6594, &tps6594_spi_regmap_config},
[TPS6593] = {TPS6593, &tps6594_spi_regmap_config},
[LP8764] = {LP8764, &tps6594_spi_regmap_config},
+ [TPS65224] = {TPS65224, &tps65224_spi_regmap_config},
};

static const struct of_device_id tps6594_spi_of_match_table[] = {
{ .compatible = "ti,tps6594-q1", .data = &match_data[TPS6594], },
{ .compatible = "ti,tps6593-q1", .data = &match_data[TPS6593], },
{ .compatible = "ti,lp8764-q1", .data = &match_data[LP8764], },
+ { .compatible = "ti,tps65224-q1", .data = &match_data[TPS65224],},
{}
};
MODULE_DEVICE_TABLE(of, tps6594_spi_of_match_table);
@@ -133,5 +146,5 @@ static struct spi_driver tps6594_spi_driver = {
module_spi_driver(tps6594_spi_driver);

MODULE_AUTHOR("Julien Panis <jpanis@xxxxxxxxxxxx>");
-MODULE_DESCRIPTION("TPS6594 SPI Interface Driver");
+MODULE_DESCRIPTION("SPI Interface Driver for TPS65224, TPS6594/3, and LP8764");
MODULE_LICENSE("GPL");
--
2.25.1