arm: mx6: add ldb clock support

diff --git a/arch/arm/cpu/armv7/mx6/clock.c b/arch/arm/cpu/armv7/mx6/clock.c
index abe3c05ed2a7dea434efb8e8021a4ad6a24d622f..cbed1ff12444b412608f9569720ea3a8235cea55 100644 (file)
--- a/arch/arm/cpu/armv7/mx6/clock.c
+++ b/arch/arm/cpu/armv7/mx6/clock.c
@@ -611,6 +611,70 @@ void ipu_clk_disable(void)
        writel(reg, &imx_ccm->CCGR3);
 }
 
+void ipu_di_clk_enable(int di)
+{
+       switch (di) {
+       case 0:
+               setbits_le32(&imx_ccm->CCGR3,
+                       MXC_CCM_CCGR3_IPU1_IPU_DI0_MASK);
+               break;
+       case 1:
+               setbits_le32(&imx_ccm->CCGR3,
+                       MXC_CCM_CCGR3_IPU1_IPU_DI1_MASK);
+               break;
+       default:
+               printf("%s: Invalid DI index %d\n", __func__, di);
+       }
+}
+
+void ipu_di_clk_disable(int di)
+{
+       switch (di) {
+       case 0:
+               clrbits_le32(&imx_ccm->CCGR3,
+                       MXC_CCM_CCGR3_IPU1_IPU_DI0_MASK);
+               break;
+       case 1:
+               clrbits_le32(&imx_ccm->CCGR3,
+                       MXC_CCM_CCGR3_IPU1_IPU_DI1_MASK);
+               break;
+       default:
+               printf("%s: Invalid DI index %d\n", __func__, di);
+       }
+}
+
+void ldb_clk_enable(int ldb)
+{
+       switch (ldb) {
+       case 0:
+               setbits_le32(&imx_ccm->CCGR3,
+                       MXC_CCM_CCGR3_LDB_DI0_MASK);
+               break;
+       case 1:
+               setbits_le32(&imx_ccm->CCGR3,
+                       MXC_CCM_CCGR3_LDB_DI1_MASK);
+               break;
+       default:
+               printf("%s: Invalid LDB index %d\n", __func__, ldb);
+       }
+}
+
+void ldb_clk_disable(int ldb)
+{
+       switch (ldb) {
+       case 0:
+               clrbits_le32(&imx_ccm->CCGR3,
+                       MXC_CCM_CCGR3_LDB_DI0_MASK);
+               break;
+       case 1:
+               clrbits_le32(&imx_ccm->CCGR3,
+                       MXC_CCM_CCGR3_LDB_DI1_MASK);
+               break;
+       default:
+               printf("%s: Invalid LDB index %d\n", __func__, ldb);
+       }
+}
+
 void ocotp_clk_enable(void)
 {
        u32 reg = readl(&imx_ccm->CCGR2);

diff --git a/arch/arm/include/asm/arch-mx6/clock.h b/arch/arm/include/asm/arch-mx6/clock.h
index 7d8915da01f6f62fe56da0b10cce680096ba81f8..a50a40e0464cb87c08af555f645233649d80d299 100644 (file)
--- a/arch/arm/include/asm/arch-mx6/clock.h
+++ b/arch/arm/include/asm/arch-mx6/clock.h
@@ -99,6 +99,10 @@ int enable_sata_clock(void);
 int enable_i2c_clk(unsigned char enable, unsigned i2c_num);
 void ipu_clk_enable(void);
 void ipu_clk_disable(void);
+void ipu_di_clk_enable(int di);
+void ipu_di_clk_disable(int di);
+void ldb_clk_enable(int ldb);
+void ldb_clk_disable(int ldb);
 void ocotp_clk_enable(void);
 void ocotp_clk_disable(void);