clk: stm32f7: Add stm32f7 clock DT bindings for STM32F746 boards

This patch introduces the stm32f7 clock DT bindings.

Signed-off-by: Gabriel Fernandez <gabriel.fernandez@st.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>

diff --git a/Documentation/devicetree/bindings/clock/st,stm32-rcc.txt b/Documentation/devicetree/bindings/clock/st,stm32-rcc.txt
index 8f19d87..b240121 100644 (file)
--- a/Documentation/devicetree/bindings/clock/st,stm32-rcc.txt
+++ b/Documentation/devicetree/bindings/clock/st,stm32-rcc.txt
@@ -10,6 +10,7 @@ Required properties:
 - compatible: Should be:
   "st,stm32f42xx-rcc"
   "st,stm32f469-rcc"
+  "st,stm32f746-rcc"
 - reg: should be register base and length as documented in the
   datasheet
 - #reset-cells: 1, see below
@@ -84,6 +85,25 @@ The secondary index is bound with the following magic numbers:
        12      CLK_I2SQ_PDIV   (post divisor of pll i2s q divisor)
        13      CLK_SAIQ_PDIV   (post divisor of pll sai q divisor)
 
+       14      CLK_HSI         (Internal ocscillator clock)
+       15      CLK_SYSCLK      (System Clock)
+       16      CLK_HDMI_CEC    (HDMI-CEC clock)
+       17      CLK_SPDIF       (SPDIF-Rx clock)
+       18      CLK_USART1      (U(s)arts clocks)
+       19      CLK_USART2
+       20      CLK_USART3
+       21      CLK_UART4
+       22      CLK_UART5
+       23      CLK_USART6
+       24      CLK_UART7
+       25      CLK_UART8
+       26      CLK_I2C1        (I2S clocks)
+       27      CLK_I2C2
+       28      CLK_I2C3
+       29      CLK_I2C4
+       30      CLK_LPTIMER     (LPTimer1 clock)
+)
+
 Example:
 
        /* Misc clock, FCLK */

diff --git a/include/dt-bindings/clock/stm32fx-clock.h b/include/dt-bindings/clock/stm32fx-clock.h
index 08bcab6..49bb3c2 100644 (file)
--- a/include/dt-bindings/clock/stm32fx-clock.h
+++ b/include/dt-bindings/clock/stm32fx-clock.h
@@ -36,4 +36,24 @@
 
 #define END_PRIMARY_CLK                14
 
+#define CLK_HSI                        14
+#define CLK_SYSCLK             15
+#define CLK_HDMI_CEC           16
+#define CLK_SPDIF              17
+#define CLK_USART1             18
+#define CLK_USART2             19
+#define CLK_USART3             20
+#define CLK_UART4              21
+#define CLK_UART5              22
+#define CLK_USART6             23
+#define CLK_UART7              24
+#define CLK_UART8              25
+#define CLK_I2C1               26
+#define CLK_I2C2               27
+#define CLK_I2C3               28
+#define CLK_I2C4               29
+#define CLK_LPTIMER            30
+
+#define END_PRIMARY_CLK_F7     31
+
 #endif