From d3a513c23ba4100d6983161cdc1f747dfd087bbd Mon Sep 17 00:00:00 2001 From: Manikandan Pillai Date: Tue, 21 Apr 2009 17:29:05 +0200 Subject: OMAP3: Fix timer handling to 1ms and CONFIG_SYS_HZ to 1000 Signed-off-by: Dirk Behme Signed-off-by: Manikandan Pillai --- include/configs/omap3_beagle.h | 9 +++++---- include/configs/omap3_evm.h | 9 +++++---- include/configs/omap3_overo.h | 12 ++++++------ include/configs/omap3_pandora.h | 11 ++++++----- include/configs/omap3_zoom1.h | 11 ++++++----- 5 files changed, 28 insertions(+), 24 deletions(-) (limited to 'include/configs') diff --git a/include/configs/omap3_beagle.h b/include/configs/omap3_beagle.h index d8c328f1b..a3d9cf694 100644 --- a/include/configs/omap3_beagle.h +++ b/include/configs/omap3_beagle.h @@ -217,12 +217,13 @@ /* load address */ /* - * 2430 has 12 GP timers, they can be driven by the SysClk (12/13/19.2) or by - * 32KHz clk, or from external sig. This rate is divided by a local divisor. + * OMAP3 has 12 GP timers, they can be driven by the system clock + * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). + * This rate is divided by a local divisor. */ #define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2) -#define CONFIG_SYS_PTV 7 /* 2^(PTV+1) */ -#define CONFIG_SYS_HZ ((V_SCLK) / (2 << CONFIG_SYS_PTV)) +#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ +#define CONFIG_SYS_HZ 1000 /*----------------------------------------------------------------------- * Stack sizes diff --git a/include/configs/omap3_evm.h b/include/configs/omap3_evm.h index ab014e950..549cef99f 100644 --- a/include/configs/omap3_evm.h +++ b/include/configs/omap3_evm.h @@ -209,12 +209,13 @@ /* address */ /* - * 2430 has 12 GP timers, they can be driven by the SysClk (12/13/19.2) or by - * 32KHz clk, or from external sig. This rate is divided by a local divisor. + * OMAP3 has 12 GP timers, they can be driven by the system clock + * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). + * This rate is divided by a local divisor. */ #define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2 -#define CONFIG_SYS_PTV 7 /* 2^(PTV+1) */ -#define CONFIG_SYS_HZ ((V_SCLK) / (2 << CONFIG_SYS_PTV)) +#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ +#define CONFIG_SYS_HZ 1000 /*----------------------------------------------------------------------- * Stack sizes diff --git a/include/configs/omap3_overo.h b/include/configs/omap3_overo.h index d94149782..89023128c 100644 --- a/include/configs/omap3_overo.h +++ b/include/configs/omap3_overo.h @@ -201,14 +201,14 @@ #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */ /* address */ - /* - * 2430 has 12 GP timers, they can be driven by the SysClk (12/13/19.2) or by - * 32KHz clk, or from external sig. This rate is divided by a local divisor. + * OMAP3 has 12 GP timers, they can be driven by the system clock + * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). + * This rate is divided by a local divisor. */ -#define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2) -#define CONFIG_SYS_PTV 7 /* 2^(PTV+1) */ -#define CONFIG_SYS_HZ ((V_SCLK) / (2 << CONFIG_SYS_PTV)) +#define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2 +#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ +#define CONFIG_SYS_HZ 1000 /*----------------------------------------------------------------------- * Stack sizes diff --git a/include/configs/omap3_pandora.h b/include/configs/omap3_pandora.h index f9f6480df..dbd4dcc03 100644 --- a/include/configs/omap3_pandora.h +++ b/include/configs/omap3_pandora.h @@ -206,12 +206,13 @@ /* address */ /* - * 2430 has 12 GP timers, they can be driven by the SysClk (12/13/19.2) or by - * 32KHz clk, or from external sig. This rate is divided by a local divisor. + * OMAP3 has 12 GP timers, they can be driven by the system clock + * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). + * This rate is divided by a local divisor. */ -#define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2) -#define CONFIG_SYS_PTV 7 /* 2^(PTV+1) */ -#define CONFIG_SYS_HZ ((V_SCLK) / (2 << CONFIG_SYS_PTV)) +#define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2 +#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ +#define CONFIG_SYS_HZ 1000 /*----------------------------------------------------------------------- * Stack sizes diff --git a/include/configs/omap3_zoom1.h b/include/configs/omap3_zoom1.h index b275b1541..50c05dcb9 100644 --- a/include/configs/omap3_zoom1.h +++ b/include/configs/omap3_zoom1.h @@ -226,12 +226,13 @@ /* load address */ /* - * 2430 has 12 GP timers, they can be driven by the SysClk (12/13/19.2) or by - * 32KHz clk, or from external sig. This rate is divided by a local divisor. + * OMAP3 has 12 GP timers, they can be driven by the system clock + * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). + * This rate is divided by a local divisor. */ -#define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2) -#define CONFIG_SYS_PTV 7 /* 2^(PTV+1) */ -#define CONFIG_SYS_HZ ((V_SCLK) / (2 << CONFIG_SYS_PTV)) +#define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2 +#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ +#define CONFIG_SYS_HZ 1000 /*----------------------------------------------------------------------- * Stack sizes -- cgit v1.2.3