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clk: clk-bd718x7: Support BD72720 clk gate

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The BD72720 has similar simple clk gate as a few other ROHM PMICs.

Add support for BD72720 clk gate.

Signed-off-by: Matti Vaittinen <mazziesaccount@gmail.com>
Acked-by: Stephen Boyd <sboyd@kernel.org>
Link: https://patch.msgid.link/742e76cd0b87e726818d4fddc534a29298697b6b.1765804226.git.mazziesaccount@gmail.com
Signed-off-by: Lee Jones <lee@kernel.org>
This commit is contained in:
Matti Vaittinen 2025-12-15 15:20:37 +02:00 • committed by Lee Jones
parent 6b367741e0
commit da4950b591
2 changed files with 10 additions and 4 deletions
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4
drivers/clk/Kconfig
View file

@ -475,8 +475,8 @@ config COMMON_CLK_BD718XX
tristate "Clock driver for 32K clk gates on ROHM PMICs"
depends on MFD_ROHM_BD718XX || MFD_ROHM_BD71828
help
This driver supports ROHM BD71837, BD71847, BD71850, BD71815
and BD71828 PMICs clock gates.
This driver supports ROHM BD71837, BD71847, BD71850, BD71815,
BD71828, and BD72720 PMICs clock gates.
config COMMON_CLK_FIXED_MMIO
bool "Clock driver for Memory Mapped Fixed values"

10
drivers/clk/clk-bd718x7.c
View file

@ -19,7 +19,8 @@
#define BD71828_REG_OUT32K 0x4B
/* BD71837 and BD71847 */
#define BD718XX_REG_OUT32K 0x2E
/* BD72720 */
#define BD72720_REG_OUT32K 0x9a
/*
* BD71837, BD71847, and BD71828 all use bit [0] to clk output control
*/
@ -118,6 +119,10 @@ static int bd71837_clk_probe(struct platform_device *pdev)
c->reg = BD71815_REG_OUT32K;
c->mask = CLK_OUT_EN_MASK;
break;
case ROHM_CHIP_TYPE_BD72720:
c->reg = BD72720_REG_OUT32K;
c->mask = CLK_OUT_EN_MASK;
break;
default:
dev_err(&pdev->dev, "Unknown clk chip\n");
return -EINVAL;
@ -146,6 +151,7 @@ static const struct platform_device_id bd718x7_clk_id[] = {
{ "bd71847-clk", ROHM_CHIP_TYPE_BD71847 },
{ "bd71828-clk", ROHM_CHIP_TYPE_BD71828 },
{ "bd71815-clk", ROHM_CHIP_TYPE_BD71815 },
{ "bd72720-clk", ROHM_CHIP_TYPE_BD72720 },
{ },
};
MODULE_DEVICE_TABLE(platform, bd718x7_clk_id);
@ -161,6 +167,6 @@ static struct platform_driver bd71837_clk = {
module_platform_driver(bd71837_clk);
MODULE_AUTHOR("Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>");
MODULE_DESCRIPTION("BD718(15/18/28/37/47/50) and chip clk driver");
MODULE_DESCRIPTION("BD718(15/18/28/37/47/50) and BD72720 chip clk driver");
MODULE_LICENSE("GPL");
MODULE_ALIAS("platform:bd718xx-clk");