[PATCH 3/7] OMAP3: remove hardcoded values from the ASM sleep code
Santosh Shilimkar
santosh.shilimkar at ti.com
Fri Dec 17 05:36:49 EST 2010
> -----Original Message-----
> From: linux-omap-owner at vger.kernel.org [mailto:linux-omap-
> owner at vger.kernel.org] On Behalf Of jean.pihet at newoldbits.com
> Sent: Friday, December 17, 2010 3:38 PM
> To: linux-omap at vger.kernel.org
> Cc: khilman at deeprootsystems.com; linux-arm-kernel at lists.infradead.org;
> Jean Pihet; Vishwanath BS
> Subject: [PATCH 3/7] OMAP3: remove hardcoded values from the ASM sleep
> code
>
> From: Jean Pihet <j-pihet at ti.com>
>
> Using macros from existing include files for registers addresses.
>
> Tested on N900 and Beagleboard with full RET and OFF modes,
> using cpuidle and suspend.
>
> Based on original patch from Vishwa.
>
> Signed-off-by: Jean Pihet <j-pihet at ti.com>
> Cc: Vishwanath BS <vishwanath.bs at ti.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar at ti.com>
> ---
> arch/arm/mach-omap2/control.h | 2 ++
> arch/arm/mach-omap2/sleep34xx.S | 29 ++++++++++++++++++-----------
> 2 files changed, 20 insertions(+), 11 deletions(-)
>
> diff --git a/arch/arm/mach-omap2/control.h
b/arch/arm/mach-omap2/control.h
> index d7911c5..72efefb 100644
> --- a/arch/arm/mach-omap2/control.h
> +++ b/arch/arm/mach-omap2/control.h
> @@ -274,6 +274,8 @@
> #define OMAP343X_SCRATCHPAD_ROM (OMAP343X_CTRL_BASE +
0x860)
> #define OMAP343X_SCRATCHPAD (OMAP343X_CTRL_BASE + 0x910)
> #define OMAP343X_SCRATCHPAD_ROM_OFFSET 0x19C
> +#define OMAP343X_SCRATCHPAD_REGADDR(reg) OMAP2_L4_IO_ADDRESS(\
> + OMAP343X_SCRATCHPAD + reg)
>
> /* AM35XX_CONTROL_IPSS_CLK_CTRL bits */
> #define AM35XX_USBOTG_VBUSP_CLK_SHIFT 0
> diff --git a/arch/arm/mach-omap2/sleep34xx.S b/arch/arm/mach-
> omap2/sleep34xx.S
> index 406cd2a..8e9f38f 100644
> --- a/arch/arm/mach-omap2/sleep34xx.S
> +++ b/arch/arm/mach-omap2/sleep34xx.S
> @@ -34,20 +34,27 @@
> #include "sdrc.h"
> #include "control.h"
>
> -#define SDRC_SCRATCHPAD_SEM_V 0xfa00291c
> -
> -#define PM_PREPWSTST_CORE_P 0x48306AE8
> +/*
> + * Registers access definitions
> + */
> +#define SDRC_SCRATCHPAD_SEM_OFFS 0xc
> +#define SDRC_SCRATCHPAD_SEM_V OMAP343X_SCRATCHPAD_REGADDR\
> + (SDRC_SCRATCHPAD_SEM_OFFS)
> +#define PM_PREPWSTST_CORE_P OMAP3430_PRM_BASE + CORE_MOD +\
> + OMAP3430_PM_PREPWSTST
> #define PM_PWSTCTRL_MPU_P OMAP3430_PRM_BASE + MPU_MOD +
> OMAP2_PM_PWSTCTRL
> #define CM_IDLEST1_CORE_V OMAP34XX_CM_REGADDR(CORE_MOD, CM_IDLEST1)
> #define CM_IDLEST_CKGEN_V OMAP34XX_CM_REGADDR(PLL_MOD, CM_IDLEST)
> -#define SRAM_BASE_P 0x40200000
> -#define CONTROL_STAT 0x480022F0
> -#define CONTROL_MEM_RTA_CTRL (OMAP343X_CTRL_BASE\
> - + OMAP36XX_CONTROL_MEM_RTA_CTRL)
> -#define SCRATCHPAD_MEM_OFFS 0x310 /* Move this as correct place is
> - * available */
> -#define SCRATCHPAD_BASE_P (OMAP343X_CTRL_BASE +
> OMAP343X_CONTROL_MEM_WKUP\
> - + SCRATCHPAD_MEM_OFFS)
> +#define SRAM_BASE_P OMAP3_SRAM_PA
> +#define CONTROL_STAT OMAP343X_CTRL_BASE +
OMAP343X_CONTROL_STATUS
> +#define CONTROL_MEM_RTA_CTRL (OMAP343X_CTRL_BASE +\
> + OMAP36XX_CONTROL_MEM_RTA_CTRL)
> +
> +/* Move this as correct place is available */
> +#define SCRATCHPAD_MEM_OFFS 0x310
> +#define SCRATCHPAD_BASE_P (OMAP343X_CTRL_BASE +\
> + OMAP343X_CONTROL_MEM_WKUP +\
> + SCRATCHPAD_MEM_OFFS)
> #define SDRC_POWER_V OMAP34XX_SDRC_REGADDR(SDRC_POWER)
> #define SDRC_SYSCONFIG_P (OMAP343X_SDRC_BASE + SDRC_SYSCONFIG)
> #define SDRC_MR_0_P (OMAP343X_SDRC_BASE + SDRC_MR_0)
> --
> 1.7.1
>
> --
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