From 2e113c648dc29c3d8418fe277917b04397375939 Mon Sep 17 00:00:00 2001 From: Vaibhav Hiremath Date: Mon, 18 Jun 2012 00:47:25 -0600 Subject: [PATCH] ARM: OMAP2+: control: Add AM33XX control reg & sec clkctrl offset Define AM33XX control register, in order to allow access to control register address space, also add CONTROL_SEC_CLK_CTRL register offset; both are required in clock tree data, for wdt0 and timer0 clock source select configuration. CONTROL.SEC_CLK_CTRL register is provided to select/configure clock input for WDT0 and TIMER0. Signed-off-by: Vaibhav Hiremath Cc: Paul Walmsley Cc: Tony Lindgren [paul@pwsan.com: added include of plat/am33xx.h to fix build break; added AM33XX_CONTROL_STATUS bitfields that will be needed for the clock tree; fixed some control.h whitespace problems while here] Signed-off-by: Paul Walmsley --- arch/arm/mach-omap2/control.h | 39 +++++++++++++++++++++-------------- 1 file changed, 23 insertions(+), 16 deletions(-) diff --git a/arch/arm/mach-omap2/control.h b/arch/arm/mach-omap2/control.h index a406fd045ce1..c43f03cbefc5 100644 --- a/arch/arm/mach-omap2/control.h +++ b/arch/arm/mach-omap2/control.h @@ -21,6 +21,8 @@ #include #include +#include + #ifndef __ASSEMBLY__ #define OMAP242X_CTRL_REGADDR(reg) \ OMAP2_L4_IO_ADDRESS(OMAP242X_CTRL_BASE + (reg)) @@ -28,6 +30,8 @@ OMAP2_L4_IO_ADDRESS(OMAP243X_CTRL_BASE + (reg)) #define OMAP343X_CTRL_REGADDR(reg) \ OMAP2_L4_IO_ADDRESS(OMAP343X_CTRL_BASE + (reg)) +#define AM33XX_CTRL_REGADDR(reg) \ + AM33XX_L4_WK_IO_ADDRESS(AM33XX_SCM_BASE + (reg)) #else #define OMAP242X_CTRL_REGADDR(reg) \ OMAP2_L4_IO_ADDRESS(OMAP242X_CTRL_BASE + (reg)) @@ -35,6 +39,8 @@ OMAP2_L4_IO_ADDRESS(OMAP243X_CTRL_BASE + (reg)) #define OMAP343X_CTRL_REGADDR(reg) \ OMAP2_L4_IO_ADDRESS(OMAP343X_CTRL_BASE + (reg)) +#define AM33XX_CTRL_REGADDR(reg) \ + AM33XX_L4_WK_IO_ADDRESS(AM33XX_SCM_BASE + (reg)) #endif /* __ASSEMBLY__ */ /* @@ -312,15 +318,15 @@ OMAP343X_SCRATCHPAD + reg) /* AM35XX_CONTROL_IPSS_CLK_CTRL bits */ -#define AM35XX_USBOTG_VBUSP_CLK_SHIFT 0 -#define AM35XX_CPGMAC_VBUSP_CLK_SHIFT 1 -#define AM35XX_VPFE_VBUSP_CLK_SHIFT 2 -#define AM35XX_HECC_VBUSP_CLK_SHIFT 3 -#define AM35XX_USBOTG_FCLK_SHIFT 8 -#define AM35XX_CPGMAC_FCLK_SHIFT 9 -#define AM35XX_VPFE_FCLK_SHIFT 10 - -/*AM35XX CONTROL_LVL_INTR_CLEAR bits*/ +#define AM35XX_USBOTG_VBUSP_CLK_SHIFT 0 +#define AM35XX_CPGMAC_VBUSP_CLK_SHIFT 1 +#define AM35XX_VPFE_VBUSP_CLK_SHIFT 2 +#define AM35XX_HECC_VBUSP_CLK_SHIFT 3 +#define AM35XX_USBOTG_FCLK_SHIFT 8 +#define AM35XX_CPGMAC_FCLK_SHIFT 9 +#define AM35XX_VPFE_FCLK_SHIFT 10 + +/* AM35XX CONTROL_LVL_INTR_CLEAR bits */ #define AM35XX_CPGMAC_C0_MISC_PULSE_CLR BIT(0) #define AM35XX_CPGMAC_C0_RX_PULSE_CLR BIT(1) #define AM35XX_CPGMAC_C0_RX_THRESH_CLR BIT(2) @@ -330,21 +336,22 @@ #define AM35XX_VPFE_CCDC_VD1_INT_CLR BIT(6) #define AM35XX_VPFE_CCDC_VD2_INT_CLR BIT(7) -/*AM35XX CONTROL_IP_SW_RESET bits*/ +/* AM35XX CONTROL_IP_SW_RESET bits */ #define AM35XX_USBOTGSS_SW_RST BIT(0) #define AM35XX_CPGMACSS_SW_RST BIT(1) #define AM35XX_VPFE_VBUSP_SW_RST BIT(2) #define AM35XX_HECC_SW_RST BIT(3) #define AM35XX_VPFE_PCLK_SW_RST BIT(4) -/* - * CONTROL AM33XX STATUS register - */ +/* AM33XX CONTROL_STATUS register */ #define AM33XX_CONTROL_STATUS 0x040 +#define AM33XX_CONTROL_SEC_CLK_CTRL 0x1bc -/* - * CONTROL OMAP STATUS register to identify OMAP3 features - */ +/* AM33XX CONTROL_STATUS bitfields (partial) */ +#define AM33XX_CONTROL_STATUS_SYSBOOT1_SHIFT 22 +#define AM33XX_CONTROL_STATUS_SYSBOOT1_MASK (0x3 << 22) + +/* CONTROL OMAP STATUS register to identify OMAP3 features */ #define OMAP3_CONTROL_OMAP_STATUS 0x044c #define OMAP3_SGX_SHIFT 13 -- 2.34.1