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Groups > linux.kernel > #1516376
| From | Daniel Thompson <daniel.thompson@linaro.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 1/6] clk: stm32f4: Add PLL_I2S & PLL_SAI for STM32F429/469 boards |
| Date | 2016-11-07 18:50 +0100 |
| Message-ID | <sASMy-4aH-11@gated-at.bofh.it> (permalink) |
| References | <sARQt-3wK-5@gated-at.bofh.it> <sAS0c-3Aq-87@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On 07/11/16 13:05, gabriel.fernandez@st.com wrote:
> From: Gabriel Fernandez <gabriel.fernandez@st.com>
>
> This patch introduces PLL_I2S and PLL_SAI.
> Vco clock of these PLLs can be modify by DT (only n multiplicator,
> m divider is still fixed by the boot-loader).
> Each PLL has 3 dividers. PLL should be off when we modify the rate.
>
> Signed-off-by: Gabriel Fernandez <gabriel.fernandez@st.com>
> ---
> drivers/clk/clk-stm32f4.c | 371 ++++++++++++++++++++++++++++++++++++++++++++--
> 1 file changed, 359 insertions(+), 12 deletions(-)
>
> diff --git a/drivers/clk/clk-stm32f4.c b/drivers/clk/clk-stm32f4.c
> index c2661e2..7641acd 100644
> --- a/drivers/clk/clk-stm32f4.c
> +++ b/drivers/clk/clk-stm32f4.c
> @@ -28,6 +28,7 @@
> ...
> +static const struct clk_div_table pll_divp_table[] = {
> + { 0, 2 }, { 1, 4 }, { 2, 6 }, { 3, 8 },
> +};
> +
> /*
> * Decode current PLL state and (statically) model the state we inherit from
> * the bootloader.
> */
This comment isn't right. For a start the model is no longer static.
> @@ -615,18 +944,24 @@ struct stm32f4_clk_data {
> const struct stm32f4_gate_data *gates_data;
> const u64 *gates_map;
> int gates_num;
> + const struct stm32f4_pll_data *pll_data;
> + int pll_num;
pll_num is unused.
Daniel.
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[PATCH 0/6] Add STM32F4 missing clocks <gabriel.fernandez@st.com> - 2016-11-07 14:10 +0100
[PATCH 2/6] clk: stm32f4: SDIO & 48Mhz clock management for STM32F469 board <gabriel.fernandez@st.com> - 2016-11-07 14:10 +0100
Re: [PATCH 2/6] clk: stm32f4: SDIO & 48Mhz clock management for STM32F469 board Daniel Thompson <daniel.thompson@linaro.org> - 2016-11-07 15:00 +0100
Re: [PATCH 2/6] clk: stm32f4: SDIO & 48Mhz clock management for STM32F469 board Gabriel Fernandez <gabriel.fernandez@st.com> - 2016-11-07 15:10 +0100
[PATCH 3/6] clk: stm32f4: Add post divisor for I2S & SAI PLLs and Add lcd-tft clock <gabriel.fernandez@st.com> - 2016-11-07 14:10 +0100
Re: [PATCH 3/6] clk: stm32f4: Add post divisor for I2S & SAI PLLs and Add lcd-tft clock Daniel Thompson <daniel.thompson@linaro.org> - 2016-11-07 15:00 +0100
Re: [PATCH 3/6] clk: stm32f4: Add post divisor for I2S & SAI PLLs and Add lcd-tft clock Gabriel Fernandez <gabriel.fernandez@st.com> - 2016-11-07 15:20 +0100
[PATCH 4/6] clk: stm32f4: Add I2S clock <gabriel.fernandez@st.com> - 2016-11-07 14:10 +0100
Re: [PATCH 4/6] clk: stm32f4: Add I2S clock Daniel Thompson <daniel.thompson@linaro.org> - 2016-11-07 15:20 +0100
Re: [PATCH 4/6] clk: stm32f4: Add I2S clock Gabriel Fernandez <gabriel.fernandez@st.com> - 2016-11-08 17:30 +0100
[PATCH 6/6] arm: dts: stm32f4: Add external I2S clock <gabriel.fernandez@st.com> - 2016-11-07 14:20 +0100
[PATCH 5/6] clk: stm32f4: Add SAI clocks <gabriel.fernandez@st.com> - 2016-11-07 14:20 +0100
[PATCH 1/6] clk: stm32f4: Add PLL_I2S & PLL_SAI for STM32F429/469 boards <gabriel.fernandez@st.com> - 2016-11-07 14:20 +0100
Re: [PATCH 1/6] clk: stm32f4: Add PLL_I2S & PLL_SAI for STM32F429/469 boards Gabriel Fernandez <gabriel.fernandez@st.com> - 2016-11-07 15:10 +0100
Re: [PATCH 1/6] clk: stm32f4: Add PLL_I2S & PLL_SAI for STM32F429/469 boards Radosław Pietrzyk <radoslaw.pietrzyk@gmail.com> - 2016-11-07 16:00 +0100
Re: [PATCH 1/6] clk: stm32f4: Add PLL_I2S & PLL_SAI for STM32F429/469 boards Gabriel Fernandez <gabriel.fernandez@st.com> - 2016-11-08 09:40 +0100
Re: [PATCH 1/6] clk: stm32f4: Add PLL_I2S & PLL_SAI for STM32F429/469 boards Radosław Pietrzyk <radoslaw.pietrzyk@gmail.com> - 2016-11-08 10:00 +0100
Re: [PATCH 1/6] clk: stm32f4: Add PLL_I2S & PLL_SAI for STM32F429/469 boards Gabriel Fernandez <gabriel.fernandez@st.com> - 2016-11-08 17:30 +0100
Re: [PATCH 1/6] clk: stm32f4: Add PLL_I2S & PLL_SAI for STM32F429/469 boards Radosław Pietrzyk <radoslaw.pietrzyk@gmail.com> - 2016-11-09 09:20 +0100
Re: [PATCH 1/6] clk: stm32f4: Add PLL_I2S & PLL_SAI for STM32F429/469 boards Gabriel Fernandez <gabriel.fernandez@st.com> - 2016-11-09 11:00 +0100
Re: [PATCH 1/6] clk: stm32f4: Add PLL_I2S & PLL_SAI for STM32F429/469 boards Daniel Thompson <daniel.thompson@linaro.org> - 2016-11-07 18:50 +0100
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