Add mxc_ocotp driver
Add an mxc_ocotp driver for i.MX6.
Signed-off-by: Benoît Thébaudeau <benoit.thebaudeau@advansee.com>
diff --git a/arch/arm/cpu/armv7/mx6/clock.c b/arch/arm/cpu/armv7/mx6/clock.c
index 8cba4fd..3c0d908 100644
--- a/arch/arm/cpu/armv7/mx6/clock.c
+++ b/arch/arm/cpu/armv7/mx6/clock.c
@@ -37,6 +37,20 @@
struct mxc_ccm_reg *imx_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
+#ifdef CONFIG_MXC_OCOTP
+void enable_ocotp_clk(unsigned char enable)
+{
+ u32 reg;
+
+ reg = __raw_readl(&imx_ccm->CCGR2);
+ if (enable)
+ reg |= MXC_CCM_CCGR2_OCOTP_CTRL_MASK;
+ else
+ reg &= ~MXC_CCM_CCGR2_OCOTP_CTRL_MASK;
+ __raw_writel(reg, &imx_ccm->CCGR2);
+}
+#endif
+
void enable_usboh3_clk(unsigned char enable)
{
u32 reg;
diff --git a/arch/arm/include/asm/arch-mx6/clock.h b/arch/arm/include/asm/arch-mx6/clock.h
index db377cc..cfd4edc 100644
--- a/arch/arm/include/asm/arch-mx6/clock.h
+++ b/arch/arm/include/asm/arch-mx6/clock.h
@@ -61,6 +61,7 @@
u32 imx_get_uartclk(void);
u32 imx_get_fecclk(void);
unsigned int mxc_get_clock(enum mxc_clock clk);
+void enable_ocotp_clk(unsigned char enable);
void enable_usboh3_clk(unsigned char enable);
int enable_sata_clock(void);
int enable_i2c_clk(unsigned char enable, unsigned i2c_num);