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authorSergey Alyoshin <alyoshin.s@gmail.com>2013-12-17 23:24:54 +0400
committerStefano Babic <sbabic@denx.de>2014-01-03 15:44:06 +0100
commit4611d5bab26f93471b84f6f33967cef69b3f723a (patch)
tree8f06c237bcbe2a7bd8f599ef487cf690b80ef3eb /arch
parentc655b816e55464bf615e875475b8ffa506a4455e (diff)
arm: mx5: Add fuse supply enable in fsl_iim
Enable fuse supply before fuse programming and disable after. Signed-off-by: Sergey Alyoshin <alyoshin.s@gmail.com> Reviewed-by: Benoît Thébaudeau <benoit.thebaudeau@advansee.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/cpu/armv7/mx5/clock.c12
-rw-r--r--arch/arm/include/asm/arch-mx5/clock.h1
-rw-r--r--arch/arm/include/asm/arch-mx5/crm_regs.h3
3 files changed, 16 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/mx5/clock.c b/arch/arm/cpu/armv7/mx5/clock.c
index fb3b128199..bf52f0d19e 100644
--- a/arch/arm/cpu/armv7/mx5/clock.c
+++ b/arch/arm/cpu/armv7/mx5/clock.c
@@ -749,6 +749,18 @@ void enable_nfc_clk(unsigned char enable)
MXC_CCM_CCGR5_EMI_ENFC(cg));
}
+#ifdef CONFIG_FSL_IIM
+void enable_efuse_prog_supply(bool enable)
+{
+ if (enable)
+ setbits_le32(&mxc_ccm->cgpr,
+ MXC_CCM_CGPR_EFUSE_PROG_SUPPLY_GATE);
+ else
+ clrbits_le32(&mxc_ccm->cgpr,
+ MXC_CCM_CGPR_EFUSE_PROG_SUPPLY_GATE);
+}
+#endif
+
/* Config main_bus_clock for periphs */
static int config_periph_clk(u32 ref, u32 freq)
{
diff --git a/arch/arm/include/asm/arch-mx5/clock.h b/arch/arm/include/asm/arch-mx5/clock.h
index 9ee79aede3..3db4112d1f 100644
--- a/arch/arm/include/asm/arch-mx5/clock.h
+++ b/arch/arm/include/asm/arch-mx5/clock.h
@@ -53,5 +53,6 @@ void enable_usboh3_clk(bool enable);
void mxc_set_sata_internal_clock(void);
int enable_i2c_clk(unsigned char enable, unsigned i2c_num);
void enable_nfc_clk(unsigned char enable);
+void enable_efuse_prog_supply(bool enable);
#endif /* __ASM_ARCH_CLOCK_H */
diff --git a/arch/arm/include/asm/arch-mx5/crm_regs.h b/arch/arm/include/asm/arch-mx5/crm_regs.h
index 392881c0e7..efe57e07ea 100644
--- a/arch/arm/include/asm/arch-mx5/crm_regs.h
+++ b/arch/arm/include/asm/arch-mx5/crm_regs.h
@@ -305,6 +305,9 @@ struct mxc_ccm_reg {
/* Define the bits in register CCDR */
#define MXC_CCM_CCDR_IPU_HS_MASK (0x1 << 17)
+/* Define the bits in register CGPR */
+#define MXC_CCM_CGPR_EFUSE_PROG_SUPPLY_GATE (1 << 4)
+
/* Define the bits in register CCGRx */
#define MXC_CCM_CCGR_CG_MASK 0x3
#define MXC_CCM_CCGR_CG_OFF 0x0