Add SoC-glue clock source selector for ahci controller on UniPhier SoCs.
Currently this supports Pro4 only.
Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@xxxxxxxxxxxxx>
---
drivers/clk/uniphier/clk-uniphier-core.c | 5 +++++
drivers/clk/uniphier/clk-uniphier-sys.c | 17 +++++++++++++++++
drivers/clk/uniphier/clk-uniphier.h | 1 +
3 files changed, 23 insertions(+)
diff --git a/drivers/clk/uniphier/clk-uniphier-core.c b/drivers/clk/uniphier/clk-uniphier-core.c
index 0a947e757d13..46c66fac48e6 100644
--- a/drivers/clk/uniphier/clk-uniphier-core.c
+++ b/drivers/clk/uniphier/clk-uniphier-core.c
@@ -210,6 +210,11 @@ static const struct of_device_id uniphier_clk_match[] = {
.compatible = "socionext,uniphier-nx1-peri-clock",
.data = uniphier_pro4_peri_clk_data,
},
+ /* SoC-glue clock */
+ {
+ .compatible = "socionext,uniphier-pro4-sg-clock",
+ .data = uniphier_pro4_sg_clk_data,
+ },
{ /* sentinel */ }
};
diff --git a/drivers/clk/uniphier/clk-uniphier-sys.c b/drivers/clk/uniphier/clk-uniphier-sys.c
index e8bf85cd2d30..0180470b24db 100644
--- a/drivers/clk/uniphier/clk-uniphier-sys.c
+++ b/drivers/clk/uniphier/clk-uniphier-sys.c
@@ -330,3 +330,20 @@ const struct uniphier_clk_data uniphier_nx1_sys_clk_data[] = {
"cpll/32"),
{ /* sentinel */ }
};
+
+const struct uniphier_clk_data uniphier_pro4_sg_clk_data[] = {
+ UNIPHIER_CLK_DIV("gpll", 4),
+ {
+ .name = "sata-ref",
+ .type = UNIPHIER_CLK_TYPE_MUX,
+ .idx = 0,
+ .data.mux = {
+ .parent_names = { "gpll/4", "ref", },
+ .num_parents = 2,
+ .reg = 0x1a28,
+ .masks = { 0x1, 0x1, },
+ .vals = { 0x0, 0x1, },
+ },
+ },
+ { /* sentinel */ }
+};
diff --git a/drivers/clk/uniphier/clk-uniphier.h b/drivers/clk/uniphier/clk-uniphier.h
index c54fb7895889..dea0c7829aee 100644
--- a/drivers/clk/uniphier/clk-uniphier.h
+++ b/drivers/clk/uniphier/clk-uniphier.h
@@ -155,5 +155,6 @@ extern const struct uniphier_clk_data uniphier_ld4_mio_clk_data[];
extern const struct uniphier_clk_data uniphier_pro5_sd_clk_data[];
extern const struct uniphier_clk_data uniphier_ld4_peri_clk_data[];
extern const struct uniphier_clk_data uniphier_pro4_peri_clk_data[];
+extern const struct uniphier_clk_data uniphier_pro4_sg_clk_data[];
#endif /* __CLK_UNIPHIER_H__ */
--
2.7.4
