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authorVikas Manocha <vikas.manocha@st.com>2017-04-10 22:02:50 (GMT)
committerTom Rini <trini@konsulko.com>2017-05-08 15:38:41 (GMT)
commit890bafd752460b79c607e829f58bf88f0f8484b7 (patch)
treeab339a62abdc6747fdc74e8e689831acbd3508b9 /drivers/spi
parent5bf5250e9d1555aa388a810213fd85106a60388e (diff)
downloadu-boot-fsl-qoriq-890bafd752460b79c607e829f58bf88f0f8484b7.tar.xz
stm32f7: use clock driver to enable qspi controller clock
Signed-off-by: Vikas Manocha <vikas.manocha@st.com> cc: Christophe KERELLO <christophe.kerello@st.com>
Diffstat (limited to 'drivers/spi')
-rw-r--r--drivers/spi/stm32_qspi.c16
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/spi/stm32_qspi.c b/drivers/spi/stm32_qspi.c
index 05358eb..f0434a4 100644
--- a/drivers/spi/stm32_qspi.c
+++ b/drivers/spi/stm32_qspi.c
@@ -17,6 +17,7 @@
#include <errno.h>
#include <asm/arch/stm32.h>
#include <asm/arch/stm32_defs.h>
+#include <clk.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -457,7 +458,20 @@ static int stm32_qspi_probe(struct udevice *bus)
priv->max_hz = plat->max_hz;
- clock_setup(QSPI_CLOCK_CFG);
+#ifdef CONFIG_CLK
+ int ret;
+ struct clk clk;
+ ret = clk_get_by_index(bus, 0, &clk);
+ if (ret < 0)
+ return ret;
+
+ ret = clk_enable(&clk);
+
+ if (ret) {
+ dev_err(bus, "failed to enable clock\n");
+ return ret;
+ }
+#endif
setbits_le32(&priv->regs->cr, STM32_QSPI_CR_SSHIFT);