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-rw-r--r--Documentation/devicetree/bindings/mfd/sun6i-prcm.txt2
-rw-r--r--drivers/mfd/sun6i-prcm.c30
2 files changed, 31 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/mfd/sun6i-prcm.txt b/Documentation/devicetree/bindings/mfd/sun6i-prcm.txt
index 1f5a31fef907..03c5a551da55 100644
--- a/Documentation/devicetree/bindings/mfd/sun6i-prcm.txt
+++ b/Documentation/devicetree/bindings/mfd/sun6i-prcm.txt
@@ -4,7 +4,7 @@ PRCM is an MFD device exposing several Power Management related devices
(like clks and reset controllers).
Required properties:
- - compatible: "allwinner,sun6i-a31-prcm"
+ - compatible: "allwinner,sun6i-a31-prcm" or "allwinner,sun8i-a23-prcm"
- reg: The PRCM registers range
The prcm node may contain several subdevices definitions:
diff --git a/drivers/mfd/sun6i-prcm.c b/drivers/mfd/sun6i-prcm.c
index 718fc4d2adc0..283ab8d197e4 100644
--- a/drivers/mfd/sun6i-prcm.c
+++ b/drivers/mfd/sun6i-prcm.c
@@ -76,16 +76,46 @@ static const struct mfd_cell sun6i_a31_prcm_subdevs[] = {
},
};
+static const struct mfd_cell sun8i_a23_prcm_subdevs[] = {
+ {
+ .name = "sun8i-a23-apb0-clk",
+ .of_compatible = "allwinner,sun8i-a23-apb0-clk",
+ .num_resources = ARRAY_SIZE(sun6i_a31_apb0_clk_res),
+ .resources = sun6i_a31_apb0_clk_res,
+ },
+ {
+ .name = "sun6i-a31-apb0-gates-clk",
+ .of_compatible = "allwinner,sun8i-a23-apb0-gates-clk",
+ .num_resources = ARRAY_SIZE(sun6i_a31_apb0_gates_clk_res),
+ .resources = sun6i_a31_apb0_gates_clk_res,
+ },
+ {
+ .name = "sun6i-a31-apb0-clock-reset",
+ .of_compatible = "allwinner,sun6i-a31-clock-reset",
+ .num_resources = ARRAY_SIZE(sun6i_a31_apb0_rstc_res),
+ .resources = sun6i_a31_apb0_rstc_res,
+ },
+};
+
static const struct prcm_data sun6i_a31_prcm_data = {
.nsubdevs = ARRAY_SIZE(sun6i_a31_prcm_subdevs),
.subdevs = sun6i_a31_prcm_subdevs,
};
+static const struct prcm_data sun8i_a23_prcm_data = {
+ .nsubdevs = ARRAY_SIZE(sun8i_a23_prcm_subdevs),
+ .subdevs = sun8i_a23_prcm_subdevs,
+};
+
static const struct of_device_id sun6i_prcm_dt_ids[] = {
{
.compatible = "allwinner,sun6i-a31-prcm",
.data = &sun6i_a31_prcm_data,
},
+ {
+ .compatible = "allwinner,sun8i-a23-prcm",
+ .data = &sun8i_a23_prcm_data,
+ },
{ /* sentinel */ },
};