stm32: add support for stm32f7 & stm32f746 discovery board
This patch adds support for stm32f7 family & stm32f746 board.
Signed-off-by: Vikas Manocha <vikas.manocha@st.com>
diff --git a/arch/arm/mach-stm32/stm32f7/clock.c b/arch/arm/mach-stm32/stm32f7/clock.c
new file mode 100644
index 0000000..17a715b
--- /dev/null
+++ b/arch/arm/mach-stm32/stm32f7/clock.c
@@ -0,0 +1,56 @@
+/*
+ * (C) Copyright 2016
+ * Vikas Manocha, <vikas.manocha@st.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/rcc.h>
+#include <asm/arch/stm32.h>
+#include <asm/arch/stm32_periph.h>
+
+void clock_setup(int peripheral)
+{
+ switch (peripheral) {
+ case USART1_CLOCK_CFG:
+ setbits_le32(RCC_BASE + RCC_APB2ENR, RCC_ENR_USART1EN);
+ break;
+ case GPIO_A_CLOCK_CFG:
+ setbits_le32(RCC_BASE + RCC_AHB1ENR, RCC_ENR_GPIO_A_EN);
+ break;
+ case GPIO_B_CLOCK_CFG:
+ setbits_le32(RCC_BASE + RCC_AHB1ENR, RCC_ENR_GPIO_B_EN);
+ break;
+ case GPIO_C_CLOCK_CFG:
+ setbits_le32(RCC_BASE + RCC_AHB1ENR, RCC_ENR_GPIO_C_EN);
+ break;
+ case GPIO_D_CLOCK_CFG:
+ setbits_le32(RCC_BASE + RCC_AHB1ENR, RCC_ENR_GPIO_D_EN);
+ break;
+ case GPIO_E_CLOCK_CFG:
+ setbits_le32(RCC_BASE + RCC_AHB1ENR, RCC_ENR_GPIO_E_EN);
+ break;
+ case GPIO_F_CLOCK_CFG:
+ setbits_le32(RCC_BASE + RCC_AHB1ENR, RCC_ENR_GPIO_F_EN);
+ break;
+ case GPIO_G_CLOCK_CFG:
+ setbits_le32(RCC_BASE + RCC_AHB1ENR, RCC_ENR_GPIO_G_EN);
+ break;
+ case GPIO_H_CLOCK_CFG:
+ setbits_le32(RCC_BASE + RCC_AHB1ENR, RCC_ENR_GPIO_H_EN);
+ break;
+ case GPIO_I_CLOCK_CFG:
+ setbits_le32(RCC_BASE + RCC_AHB1ENR, RCC_ENR_GPIO_I_EN);
+ break;
+ case GPIO_J_CLOCK_CFG:
+ setbits_le32(RCC_BASE + RCC_AHB1ENR, RCC_ENR_GPIO_J_EN);
+ break;
+ case GPIO_K_CLOCK_CFG:
+ setbits_le32(RCC_BASE + RCC_AHB1ENR, RCC_ENR_GPIO_K_EN);
+ break;
+ default:
+ break;
+ }
+}