arm: mx6: introduce disable_sata_clock
Implement disable_sata_clock for mx6 SoCs.
Signed-off-by: Nikita Kiryanov <nikita@compulab.co.il>
Cc: Stefano Babic <sbabic@denx.de>
diff --git a/arch/arm/cpu/armv7/mx6/clock.c b/arch/arm/cpu/armv7/mx6/clock.c
index 80b11aa..ab7ac3d 100644
--- a/arch/arm/cpu/armv7/mx6/clock.c
+++ b/arch/arm/cpu/armv7/mx6/clock.c
@@ -596,6 +596,14 @@
ungate_sata_clock();
return enable_enet_pll(BM_ANADIG_PLL_ENET_ENABLE_SATA);
}
+
+void disable_sata_clock(void)
+{
+ struct mxc_ccm_reg *const imx_ccm =
+ (struct mxc_ccm_reg *)CCM_BASE_ADDR;
+
+ clrbits_le32(&imx_ccm->CCGR5, MXC_CCM_CCGR5_SATA_MASK);
+}
#endif
int enable_pcie_clock(void)
diff --git a/arch/arm/include/asm/arch-mx6/clock.h b/arch/arm/include/asm/arch-mx6/clock.h
index 8e51f9b..323805c 100644
--- a/arch/arm/include/asm/arch-mx6/clock.h
+++ b/arch/arm/include/asm/arch-mx6/clock.h
@@ -60,6 +60,7 @@
int enable_cspi_clock(unsigned char enable, unsigned spi_num);
int enable_usdhc_clk(unsigned char enable, unsigned bus_num);
int enable_sata_clock(void);
+void disable_sata_clock(void);
int enable_pcie_clock(void);
int enable_i2c_clk(unsigned char enable, unsigned i2c_num);
int enable_spi_clk(unsigned char enable, unsigned spi_num);