SOCFPGA: clock manager: implement dw_spi_get_clk function

Implement dw_spi_get_clk function to override its weak
implementation in designware_spi.c driver.

We need this change to get rid of cm_get_spi_controller_clk_hz
function and clock_manager.h include in designware_spi.c driver.

Reviewed-by: Marek Vasut <marex@denx.de>
Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Reviewed-by: Jagan Teki <jagan@openedev.com>

diff --git a/arch/arm/mach-socfpga/clock_manager_arria10.c b/arch/arm/mach-socfpga/clock_manager_arria10.c
index 482b8543f4084114704c85b0c9c109d4e92b45d5..623a266f80f0b638ad043acf5d530c1d6dde2fa2 100644 (file)
--- a/arch/arm/mach-socfpga/clock_manager_arria10.c
+++ b/arch/arm/mach-socfpga/clock_manager_arria10.c
@@ -7,6 +7,7 @@
 #include <common.h>
 #include <fdtdec.h>
 #include <asm/io.h>
+#include <dm.h>
 #include <asm/arch/clock_manager.h>
 
 DECLARE_GLOBAL_DATA_PTR;
@@ -1076,6 +1077,14 @@ unsigned int cm_get_qspi_controller_clk_hz(void)
        return  cm_get_l4_noc_hz(CLKMGR_MAINPLL_NOCDIV_L4MAINCLK_LSB);
 }
 
+/* Override weak dw_spi_get_clk implementation in designware_spi.c driver */
+int dw_spi_get_clk(struct udevice *bus, ulong *rate)
+{
+       *rate = cm_get_spi_controller_clk_hz();
+
+       return 0;
+}
+
 void cm_print_clock_quick_summary(void)
 {
        printf("MPU       %10ld kHz\n", cm_get_mpu_clk_hz() / 1000);

diff --git a/arch/arm/mach-socfpga/clock_manager_gen5.c b/arch/arm/mach-socfpga/clock_manager_gen5.c
index a23f3fc5d01fec3f0f141d521ab19a7b932004e4..3d048ba3e43256a5e4a56d9ca600b72e3f8e02a5 100644 (file)
--- a/arch/arm/mach-socfpga/clock_manager_gen5.c
+++ b/arch/arm/mach-socfpga/clock_manager_gen5.c
@@ -6,6 +6,7 @@
 
 #include <common.h>
 #include <asm/io.h>
+#include <dm.h>
 #include <asm/arch/clock_manager.h>
 #include <wait_bit.h>
 
@@ -507,6 +508,14 @@ unsigned int cm_get_spi_controller_clk_hz(void)
        return clock;
 }
 
+/* Override weak dw_spi_get_clk implementation in designware_spi.c driver */
+int dw_spi_get_clk(struct udevice *bus, ulong *rate)
+{
+       *rate = cm_get_spi_controller_clk_hz();
+
+       return 0;
+}
+
 void cm_print_clock_quick_summary(void)
 {
        printf("MPU       %10ld kHz\n", cm_get_mpu_clk_hz() / 1000);