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authorMatti Vaittinen <mazziesaccount@gmail.com>2025-12-15 15:20:37 +0200
committerLee Jones <lee@kernel.org>2026-01-13 12:50:20 +0000
commitda4950b5911197813e62b2347caf3bd525cb35a2 (patch)
treecbd601417b6aecdbef1d083a6dff007838f7d785
parent6b367741e01430947f66ad863bfc1e57ad42b7bc (diff)
clk: clk-bd718x7: Support BD72720 clk gate
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>
-rw-r--r--drivers/clk/Kconfig4
-rw-r--r--drivers/clk/clk-bd718x7.c10
2 files changed, 10 insertions, 4 deletions
diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig
index 3a1611008e48..619bd63a3c77 100644
--- a/drivers/clk/Kconfig
+++ b/drivers/clk/Kconfig
@@ -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"
diff --git a/drivers/clk/clk-bd718x7.c b/drivers/clk/clk-bd718x7.c
index ac40b669d60b..1cae974e6d1d 100644
--- a/drivers/clk/clk-bd718x7.c
+++ b/drivers/clk/clk-bd718x7.c
@@ -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");