2022-07-24 18:25:08

by Christian Marangi

[permalink] [raw]
Subject: [PATCH v7 1/4] dt-bindings: clock: add pcm reset for ipq806x lcc

Add pcm reset define for ipq806x lcc.

Signed-off-by: Christian Marangi <[email protected]>
Reviewed-by: Dmitry Baryshkov <[email protected]>
Acked-by: Rob Herring <[email protected]>
---
v3:
- Added review tag
- Added ack tag
v2:
- Fix Sob tag

include/dt-bindings/clock/qcom,lcc-ipq806x.h | 2 ++
1 file changed, 2 insertions(+)

diff --git a/include/dt-bindings/clock/qcom,lcc-ipq806x.h b/include/dt-bindings/clock/qcom,lcc-ipq806x.h
index 25b92bbf0ab4..e0fb4acf4ba8 100644
--- a/include/dt-bindings/clock/qcom,lcc-ipq806x.h
+++ b/include/dt-bindings/clock/qcom,lcc-ipq806x.h
@@ -19,4 +19,6 @@
#define SPDIF_CLK 10
#define AHBIX_CLK 11

+#define LCC_PCM_RESET 0
+
#endif
--
2.36.1


2022-07-24 18:25:25

by Christian Marangi

[permalink] [raw]
Subject: [PATCH v7 2/4] clk: qcom: lcc-ipq806x: add reset definition

Add reset definition for lcc-ipq806x.

Signed-off-by: Christian Marangi <[email protected]>
Reviewed-by: Dmitry Baryshkov <[email protected]>
---
v3:
- Added review tag
v2:
- Fix Sob tag

drivers/clk/qcom/lcc-ipq806x.c | 7 +++++++
1 file changed, 7 insertions(+)

diff --git a/drivers/clk/qcom/lcc-ipq806x.c b/drivers/clk/qcom/lcc-ipq806x.c
index 1a2be4aeb31d..ba90bebba597 100644
--- a/drivers/clk/qcom/lcc-ipq806x.c
+++ b/drivers/clk/qcom/lcc-ipq806x.c
@@ -22,6 +22,7 @@
#include "clk-branch.h"
#include "clk-regmap-divider.h"
#include "clk-regmap-mux.h"
+#include "reset.h"

static struct clk_pll pll4 = {
.l_reg = 0x4,
@@ -405,6 +406,10 @@ static struct clk_regmap *lcc_ipq806x_clks[] = {
[AHBIX_CLK] = &ahbix_clk.clkr,
};

+static const struct qcom_reset_map lcc_ipq806x_resets[] = {
+ [LCC_PCM_RESET] = { 0x54, 13 },
+};
+
static const struct regmap_config lcc_ipq806x_regmap_config = {
.reg_bits = 32,
.reg_stride = 4,
@@ -417,6 +422,8 @@ static const struct qcom_cc_desc lcc_ipq806x_desc = {
.config = &lcc_ipq806x_regmap_config,
.clks = lcc_ipq806x_clks,
.num_clks = ARRAY_SIZE(lcc_ipq806x_clks),
+ .resets = lcc_ipq806x_resets,
+ .num_resets = ARRAY_SIZE(lcc_ipq806x_resets),
};

static const struct of_device_id lcc_ipq806x_match_table[] = {
--
2.36.1

2022-07-24 18:25:33

by Christian Marangi

[permalink] [raw]
Subject: [PATCH v7 4/4] clk: qcom: lcc-ipq806x: use ARRAY_SIZE for num_parents

Use ARRAY_SIZE for num_parents instead of raw number to prevent any
confusion/mistake.

Signed-off-by: Christian Marangi <[email protected]>
Reviewed-by: Dmitry Baryshkov <[email protected]>
---
v7:
- Add review tag

drivers/clk/qcom/lcc-ipq806x.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/clk/qcom/lcc-ipq806x.c b/drivers/clk/qcom/lcc-ipq806x.c
index 1833e59a6434..81a44a9a9abc 100644
--- a/drivers/clk/qcom/lcc-ipq806x.c
+++ b/drivers/clk/qcom/lcc-ipq806x.c
@@ -134,7 +134,7 @@ static struct clk_rcg mi2s_osr_src = {
.hw.init = &(struct clk_init_data){
.name = "mi2s_osr_src",
.parent_data = lcc_pxo_pll4,
- .num_parents = 2,
+ .num_parents = ARRAY_SIZE(lcc_pxo_pll4),
.ops = &clk_rcg_ops,
.flags = CLK_SET_RATE_GATE,
},
@@ -251,7 +251,7 @@ static struct clk_rcg pcm_src = {
.hw.init = &(struct clk_init_data){
.name = "pcm_src",
.parent_data = lcc_pxo_pll4,
- .num_parents = 2,
+ .num_parents = ARRAY_SIZE(lcc_pxo_pll4),
.ops = &clk_rcg_ops,
.flags = CLK_SET_RATE_GATE,
},
@@ -335,7 +335,7 @@ static struct clk_rcg spdif_src = {
.hw.init = &(struct clk_init_data){
.name = "spdif_src",
.parent_data = lcc_pxo_pll4,
- .num_parents = 2,
+ .num_parents = ARRAY_SIZE(lcc_pxo_pll4),
.ops = &clk_rcg_ops,
.flags = CLK_SET_RATE_GATE,
},
@@ -392,7 +392,7 @@ static struct clk_rcg ahbix_clk = {
.hw.init = &(struct clk_init_data){
.name = "ahbix",
.parent_data = lcc_pxo_pll4,
- .num_parents = 2,
+ .num_parents = ARRAY_SIZE(lcc_pxo_pll4),
.ops = &clk_rcg_lcc_ops,
},
},
--
2.36.1

2022-07-24 18:40:13

by Christian Marangi

[permalink] [raw]
Subject: [PATCH v7 3/4] clk: qcom: lcc-ipq806x: convert to parent data

Convert lcc-ipq806x driver to parent_data API.
Change parent_name for pll4 to pxo_board to prepare the future to
eventually drop the double pxo board clk.

Signed-off-by: Christian Marangi <[email protected]>
Reviewed-by: Dmitry Baryshkov <[email protected]>
---
v7:
- Add info about changed pxo clk
- Add review tag
v6:
- Split to separate patch for ARRAY_SIZE
- Rename .name to pxo_board
- Drop _clk from .fw_name
v5:
- Fix the same compilation error (don't know what the hell happen
to my buildroot)
v4:
- Fix compilation error
v3:
- Inline pxo pll4 parent
- Change .name from pxo to pxo_board

drivers/clk/qcom/lcc-ipq806x.c | 69 +++++++++++++++++++---------------
1 file changed, 38 insertions(+), 31 deletions(-)

diff --git a/drivers/clk/qcom/lcc-ipq806x.c b/drivers/clk/qcom/lcc-ipq806x.c
index ba90bebba597..1833e59a6434 100644
--- a/drivers/clk/qcom/lcc-ipq806x.c
+++ b/drivers/clk/qcom/lcc-ipq806x.c
@@ -34,7 +34,9 @@ static struct clk_pll pll4 = {
.status_bit = 16,
.clkr.hw.init = &(struct clk_init_data){
.name = "pll4",
- .parent_names = (const char *[]){ "pxo" },
+ .parent_data = &(const struct clk_parent_data) {
+ .fw_name = "pxo", .name = "pxo_board",
+ },
.num_parents = 1,
.ops = &clk_pll_ops,
},
@@ -64,9 +66,9 @@ static const struct parent_map lcc_pxo_pll4_map[] = {
{ P_PLL4, 2 }
};

-static const char * const lcc_pxo_pll4[] = {
- "pxo",
- "pll4_vote",
+static const struct clk_parent_data lcc_pxo_pll4[] = {
+ { .fw_name = "pxo", .name = "pxo_board" },
+ { .fw_name = "pll4_vote", .name = "pll4_vote" },
};

static struct freq_tbl clk_tbl_aif_mi2s[] = {
@@ -131,7 +133,7 @@ static struct clk_rcg mi2s_osr_src = {
.enable_mask = BIT(9),
.hw.init = &(struct clk_init_data){
.name = "mi2s_osr_src",
- .parent_names = lcc_pxo_pll4,
+ .parent_data = lcc_pxo_pll4,
.num_parents = 2,
.ops = &clk_rcg_ops,
.flags = CLK_SET_RATE_GATE,
@@ -139,10 +141,6 @@ static struct clk_rcg mi2s_osr_src = {
},
};

-static const char * const lcc_mi2s_parents[] = {
- "mi2s_osr_src",
-};
-
static struct clk_branch mi2s_osr_clk = {
.halt_reg = 0x50,
.halt_bit = 1,
@@ -152,7 +150,9 @@ static struct clk_branch mi2s_osr_clk = {
.enable_mask = BIT(17),
.hw.init = &(struct clk_init_data){
.name = "mi2s_osr_clk",
- .parent_names = lcc_mi2s_parents,
+ .parent_hws = (const struct clk_hw*[]) {
+ &mi2s_osr_src.clkr.hw,
+ },
.num_parents = 1,
.ops = &clk_branch_ops,
.flags = CLK_SET_RATE_PARENT,
@@ -167,7 +167,9 @@ static struct clk_regmap_div mi2s_div_clk = {
.clkr = {
.hw.init = &(struct clk_init_data){
.name = "mi2s_div_clk",
- .parent_names = lcc_mi2s_parents,
+ .parent_hws = (const struct clk_hw*[]) {
+ &mi2s_osr_src.clkr.hw,
+ },
.num_parents = 1,
.ops = &clk_regmap_div_ops,
},
@@ -183,7 +185,9 @@ static struct clk_branch mi2s_bit_div_clk = {
.enable_mask = BIT(15),
.hw.init = &(struct clk_init_data){
.name = "mi2s_bit_div_clk",
- .parent_names = (const char *[]){ "mi2s_div_clk" },
+ .parent_hws = (const struct clk_hw*[]) {
+ &mi2s_div_clk.clkr.hw,
+ },
.num_parents = 1,
.ops = &clk_branch_ops,
.flags = CLK_SET_RATE_PARENT,
@@ -191,6 +195,10 @@ static struct clk_branch mi2s_bit_div_clk = {
},
};

+static const struct clk_parent_data lcc_mi2s_bit_div_codec_clk[] = {
+ { .hw = &mi2s_bit_div_clk.clkr.hw, },
+ { .fw_name = "mi2s_codec", .name = "mi2s_codec_clk" },
+};

static struct clk_regmap_mux mi2s_bit_clk = {
.reg = 0x48,
@@ -199,11 +207,8 @@ static struct clk_regmap_mux mi2s_bit_clk = {
.clkr = {
.hw.init = &(struct clk_init_data){
.name = "mi2s_bit_clk",
- .parent_names = (const char *[]){
- "mi2s_bit_div_clk",
- "mi2s_codec_clk",
- },
- .num_parents = 2,
+ .parent_data = lcc_mi2s_bit_div_codec_clk,
+ .num_parents = ARRAY_SIZE(lcc_mi2s_bit_div_codec_clk),
.ops = &clk_regmap_mux_closest_ops,
.flags = CLK_SET_RATE_PARENT,
},
@@ -245,7 +250,7 @@ static struct clk_rcg pcm_src = {
.enable_mask = BIT(9),
.hw.init = &(struct clk_init_data){
.name = "pcm_src",
- .parent_names = lcc_pxo_pll4,
+ .parent_data = lcc_pxo_pll4,
.num_parents = 2,
.ops = &clk_rcg_ops,
.flags = CLK_SET_RATE_GATE,
@@ -262,7 +267,9 @@ static struct clk_branch pcm_clk_out = {
.enable_mask = BIT(11),
.hw.init = &(struct clk_init_data){
.name = "pcm_clk_out",
- .parent_names = (const char *[]){ "pcm_src" },
+ .parent_hws = (const struct clk_hw*[]) {
+ &pcm_src.clkr.hw,
+ },
.num_parents = 1,
.ops = &clk_branch_ops,
.flags = CLK_SET_RATE_PARENT,
@@ -270,6 +277,11 @@ static struct clk_branch pcm_clk_out = {
},
};

+static const struct clk_parent_data lcc_pcm_clk_out_codec_clk[] = {
+ { .hw = &pcm_clk_out.clkr.hw, },
+ { .fw_name = "pcm_codec_clk", .name = "pcm_codec_clk" },
+};
+
static struct clk_regmap_mux pcm_clk = {
.reg = 0x54,
.shift = 10,
@@ -277,11 +289,8 @@ static struct clk_regmap_mux pcm_clk = {
.clkr = {
.hw.init = &(struct clk_init_data){
.name = "pcm_clk",
- .parent_names = (const char *[]){
- "pcm_clk_out",
- "pcm_codec_clk",
- },
- .num_parents = 2,
+ .parent_data = lcc_pcm_clk_out_codec_clk,
+ .num_parents = ARRAY_SIZE(lcc_pcm_clk_out_codec_clk),
.ops = &clk_regmap_mux_closest_ops,
.flags = CLK_SET_RATE_PARENT,
},
@@ -325,7 +334,7 @@ static struct clk_rcg spdif_src = {
.enable_mask = BIT(9),
.hw.init = &(struct clk_init_data){
.name = "spdif_src",
- .parent_names = lcc_pxo_pll4,
+ .parent_data = lcc_pxo_pll4,
.num_parents = 2,
.ops = &clk_rcg_ops,
.flags = CLK_SET_RATE_GATE,
@@ -333,10 +342,6 @@ static struct clk_rcg spdif_src = {
},
};

-static const char * const lcc_spdif_parents[] = {
- "spdif_src",
-};
-
static struct clk_branch spdif_clk = {
.halt_reg = 0xd4,
.halt_bit = 1,
@@ -346,7 +351,9 @@ static struct clk_branch spdif_clk = {
.enable_mask = BIT(12),
.hw.init = &(struct clk_init_data){
.name = "spdif_clk",
- .parent_names = lcc_spdif_parents,
+ .parent_hws = (const struct clk_hw*[]) {
+ &spdif_src.clkr.hw,
+ },
.num_parents = 1,
.ops = &clk_branch_ops,
.flags = CLK_SET_RATE_PARENT,
@@ -384,7 +391,7 @@ static struct clk_rcg ahbix_clk = {
.enable_mask = BIT(11),
.hw.init = &(struct clk_init_data){
.name = "ahbix",
- .parent_names = lcc_pxo_pll4,
+ .parent_data = lcc_pxo_pll4,
.num_parents = 2,
.ops = &clk_rcg_lcc_ops,
},
--
2.36.1

2022-09-14 14:00:13

by Christian Marangi

[permalink] [raw]
Subject: Re: [PATCH v7 1/4] dt-bindings: clock: add pcm reset for ipq806x lcc

On Sun, Jul 24, 2022 at 08:23:26PM +0200, Christian Marangi wrote:
> Add pcm reset define for ipq806x lcc.
>
> Signed-off-by: Christian Marangi <[email protected]>
> Reviewed-by: Dmitry Baryshkov <[email protected]>
> Acked-by: Rob Herring <[email protected]>

Any news for this? All the series have review tag. Can we make progress
on this?

> ---
> v3:
> - Added review tag
> - Added ack tag
> v2:
> - Fix Sob tag
>
> include/dt-bindings/clock/qcom,lcc-ipq806x.h | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/include/dt-bindings/clock/qcom,lcc-ipq806x.h b/include/dt-bindings/clock/qcom,lcc-ipq806x.h
> index 25b92bbf0ab4..e0fb4acf4ba8 100644
> --- a/include/dt-bindings/clock/qcom,lcc-ipq806x.h
> +++ b/include/dt-bindings/clock/qcom,lcc-ipq806x.h
> @@ -19,4 +19,6 @@
> #define SPDIF_CLK 10
> #define AHBIX_CLK 11
>
> +#define LCC_PCM_RESET 0
> +
> #endif
> --
> 2.36.1
>

--
Ansuel

2022-09-27 03:36:29

by Bjorn Andersson

[permalink] [raw]
Subject: Re: (subset) [PATCH v7 1/4] dt-bindings: clock: add pcm reset for ipq806x lcc

On Sun, 24 Jul 2022 20:23:26 +0200, Christian Marangi wrote:
> Add pcm reset define for ipq806x lcc.
>
>

Applied, thanks!

[1/4] dt-bindings: clock: add pcm reset for ipq806x lcc
commit: d7081998cca9df11727d77bf9a34f6499a13862b
[2/4] clk: qcom: lcc-ipq806x: add reset definition
commit: ce6bb04cad2632baa6ec27852f417b0baeaa58da
[3/4] clk: qcom: lcc-ipq806x: convert to parent data
commit: 7458b82fa563468843a35fce946b9893d0445fd3
[4/4] clk: qcom: lcc-ipq806x: use ARRAY_SIZE for num_parents
commit: 18f6e9cd7fa3ef6a6dcb10d3fe357afaa52bd216

Best regards,
--
Bjorn Andersson <[email protected]>