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>

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>
Nikita Kiryanov · Stefano Babic
1 parent 3a7577e5f3
Showing 2 changed files with 9 additions and 0 deletions Side-by-side Diff
arch/arm/cpu/armv7/mx6/clock.c
arch/arm/include/asm/arch-mx6/clock.h
@@ -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)
@@ -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);
...	...	@@ -596,6 +596,14 @@
596	596	ungate_sata_clock();
597	597	return enable_enet_pll(BM_ANADIG_PLL_ENET_ENABLE_SATA);
598	598	}
	599	+
	600	+void disable_sata_clock(void)
	601	+{
	602	+ struct mxc_ccm_reg *const imx_ccm =
	603	+ (struct mxc_ccm_reg *)CCM_BASE_ADDR;
	604	+
	605	+ clrbits_le32(&imx_ccm->CCGR5, MXC_CCM_CCGR5_SATA_MASK);
	606	+}
599	607	#endif
600	608
601	609	int enable_pcie_clock(void)
...	...	@@ -60,6 +60,7 @@
60	60	int enable_cspi_clock(unsigned char enable, unsigned spi_num);
61	61	int enable_usdhc_clk(unsigned char enable, unsigned bus_num);
62	62	int enable_sata_clock(void);
	63	+void disable_sata_clock(void);
63	64	int enable_pcie_clock(void);
64	65	int enable_i2c_clk(unsigned char enable, unsigned i2c_num);
65	66	int enable_spi_clk(unsigned char enable, unsigned spi_num);