diff options
| author |   Kunihiko Hayashi <hayashi.kunihiko@socionext.com> | 2021-10-12 09:53:55 +0900 |
|---|---|---|
| committer |   Stephen Boyd <sboyd@kernel.org> | 2021-11-02 14:34:51 -0700 |
| commit | c64daf36006b10089d1b2c654106161b2afde7f9 (patch) | |
| tree | c41ff5b3077537c8c6ca5b591d2b6063960c2141 /drivers/clk/uniphier | |
| parent | dt-bindings: clock: uniphier: Add clock binding for SoC-glue (diff) | |
| download | wireguard-linux-c64daf36006b10089d1b2c654106161b2afde7f9.tar.xz wireguard-linux-c64daf36006b10089d1b2c654106161b2afde7f9.zip | |
clk: uniphier: Add SoC-glue clock source selector support for Pro4
Add SoC-glue clock source selector for ahci controller on UniPhier SoCs.
Currently this supports Pro4 only.
Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Link: https://lore.kernel.org/r/1634000035-3114-6-git-send-email-hayashi.kunihiko@socionext.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/clk/uniphier')
| -rw-r--r-- | drivers/clk/uniphier/clk-uniphier-core.c | 5 | ||||
| -rw-r--r-- | drivers/clk/uniphier/clk-uniphier-sys.c | 17 | ||||
| -rw-r--r-- | drivers/clk/uniphier/clk-uniphier.h | 1 |
3 files changed, 23 insertions, 0 deletions
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__ */ |