OMAP5: Enable access to auxclk registers

auxclk0 and auxclk1 are utilized on some OMAP5 boards.
Define the infrastructure needed for accessing them
without using magic numbers.

Also remove unrelated TPS62361 defines from clocks.h

Signed-off-by: Lubomir Popov <lpopov@mm-sol.com>

diff --git a/arch/arm/cpu/armv7/omap5/prcm-regs.c b/arch/arm/cpu/armv7/omap5/prcm-regs.c
index 5a7370c773240c4e07fccb64ad97383ad01f2eee..e839ff5fe53828b0f38c27dea002f02c7fcd863b 100644 (file)
--- a/arch/arm/cpu/armv7/omap5/prcm-regs.c
+++ b/arch/arm/cpu/armv7/omap5/prcm-regs.c
@@ -308,6 +308,10 @@ struct prcm_regs const omap5_es1_prcm = {
        .prm_sldo_mpu_ctrl = 0x4ae07bd0,
        .prm_sldo_mm_setup = 0x4ae07bd4,
        .prm_sldo_mm_ctrl = 0x4ae07bd8,
+
+       /* SCRM stuff, used by some boards */
+       .scrm_auxclk0 = 0x4ae0a310,
+       .scrm_auxclk1 = 0x4ae0a314,
 };
 
 struct omap_sys_ctrl_regs const omap5_ctrl = {
@@ -751,6 +755,10 @@ struct prcm_regs const omap5_es2_prcm = {
        .prm_sldo_mm_ctrl = 0x4ae07cd8,
        .prm_abbldo_mpu_setup = 0x4ae07cdc,
        .prm_abbldo_mpu_ctrl = 0x4ae07ce0,
+
+       /* SCRM stuff, used by some boards */
+       .scrm_auxclk0 = 0x4ae0a310,
+       .scrm_auxclk1 = 0x4ae0a314,
 };
 
 struct prcm_regs const dra7xx_prcm = {

diff --git a/arch/arm/include/asm/arch-omap5/clock.h b/arch/arm/include/asm/arch-omap5/clock.h
index 1affa4f6668bf5b82decd574e6552295d2d771e5..4d2765d878f0be40215f0d4449bf66d42b819e46 100644 (file)
--- a/arch/arm/include/asm/arch-omap5/clock.h
+++ b/arch/arm/include/asm/arch-omap5/clock.h
@@ -281,6 +281,11 @@
 #define TPS62361_BASE_VOLT_MV  500
 #define TPS62361_VSEL0_GPIO    7
 
+/* Defines for DPLL setup */
+#define DPLL_LOCKED_FREQ_TOLERANCE_0           0
+#define DPLL_LOCKED_FREQ_TOLERANCE_500_KHZ     500
+#define DPLL_LOCKED_FREQ_TOLERANCE_1_MHZ       1000
+
 #define DPLL_NO_LOCK   0
 #define DPLL_LOCK      1
 
@@ -298,4 +303,17 @@
 #endif
 
 #define V_SCLK V_OSCK
+
+/* AUXCLKx reg fields */
+#define AUXCLK_ENABLE_MASK             (1 << 8)
+#define AUXCLK_SRCSELECT_SHIFT         1
+#define AUXCLK_SRCSELECT_MASK          (3 << 1)
+#define AUXCLK_CLKDIV_SHIFT            16
+#define AUXCLK_CLKDIV_MASK             (0xF << 16)
+
+#define AUXCLK_SRCSELECT_SYS_CLK       0
+#define AUXCLK_SRCSELECT_CORE_DPLL     1
+#define AUXCLK_SRCSELECT_PER_DPLL      2
+#define AUXCLK_SRCSELECT_ALTERNATE     3
+
 #endif /* _CLOCKS_OMAP5_H_ */

diff --git a/arch/arm/include/asm/omap_common.h b/arch/arm/include/asm/omap_common.h
index fa2963e5697df4425b408d72e47bf1ef2ea9c07f..787e614ecb0da881f18028971c7f258453f25a74 100644 (file)
--- a/arch/arm/include/asm/omap_common.h
+++ b/arch/arm/include/asm/omap_common.h
@@ -351,6 +351,10 @@ struct prcm_regs {
        u32 cm_l3init_usbphy_clkctrl;
        u32 cm_l4per_mcbsp4_clkctrl;
        u32 prm_vc_cfg_channel;
+
+       /* SCRM stuff, used by some boards */
+       u32 scrm_auxclk0;
+       u32 scrm_auxclk1;
 };
 
 struct omap_sys_ctrl_regs {