Hi Gabriel, Tested successfully on f469 disco board.
Tested-by: Philippe Cornu <[email protected]> Many thanks, Philippe :-) On 01/18/2018 03:49 PM, [email protected] wrote: > From: Gabriel Fernandez <[email protected]> > > This patch adds DSI clock for STM32F469 board > > Signed-off-by: Gabriel Fernandez <[email protected]> > --- > drivers/clk/clk-stm32f4.c | 11 ++++++++++- > include/dt-bindings/clock/stm32fx-clock.h | 3 ++- > 2 files changed, 12 insertions(+), 2 deletions(-) > > diff --git a/drivers/clk/clk-stm32f4.c b/drivers/clk/clk-stm32f4.c > index da44f8d..3c28798 100644 > --- a/drivers/clk/clk-stm32f4.c > +++ b/drivers/clk/clk-stm32f4.c > @@ -521,7 +521,7 @@ struct stm32f4_pll_data { > }; > > static const struct stm32f4_pll_data stm32f469_pll[MAX_PLL_DIV] = { > - { PLL, 50, { "pll", "pll-q", NULL } }, > + { PLL, 50, { "pll", "pll-q", "pll-r" } }, > { PLL_I2S, 50, { "plli2s-p", "plli2s-q", "plli2s-r" } }, > { PLL_SAI, 50, { "pllsai-p", "pllsai-q", "pllsai-r" } }, > }; > @@ -1047,6 +1047,8 @@ static struct clk_hw *stm32_register_cclk(struct device > *dev, const char *name, > "no-clock", "lse", "lsi", "hse-rtc" > }; > > +static const char *dsi_parent[2] = { NULL, "pll-r" }; > + > static const char *lcd_parent[1] = { "pllsai-r-div" }; > > static const char *i2s_parents[2] = { "plli2s-r", NULL }; > @@ -1156,6 +1158,12 @@ struct stm32f4_clk_data { > NO_GATE, 0, > 0 > }, > + { > + CLK_F469_DSI, "dsi", dsi_parent, ARRAY_SIZE(dsi_parent), > + STM32F4_RCC_DCKCFGR, 29, 1, > + STM32F4_RCC_APB2ENR, 27, > + CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT > + }, > }; > > static const struct stm32_aux_clk stm32f746_aux_clk[] = { > @@ -1450,6 +1458,7 @@ static void __init stm32f4_rcc_init(struct device_node > *np) > stm32f4_gate_map = data->gates_map; > > hse_clk = of_clk_get_parent_name(np, 0); > + dsi_parent[0] = hse_clk; > > i2s_in_clk = of_clk_get_parent_name(np, 1); > > diff --git a/include/dt-bindings/clock/stm32fx-clock.h > b/include/dt-bindings/clock/stm32fx-clock.h > index 4d523b0..58d8b51 100644 > --- a/include/dt-bindings/clock/stm32fx-clock.h > +++ b/include/dt-bindings/clock/stm32fx-clock.h > @@ -35,8 +35,9 @@ > #define CLK_SAIQ_PDIV 13 > #define CLK_HSI 14 > #define CLK_SYSCLK 15 > +#define CLK_F469_DSI 16 > > -#define END_PRIMARY_CLK 16 > +#define END_PRIMARY_CLK 17 > > #define CLK_HDMI_CEC 16 > #define CLK_SPDIF 17 >
