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| author | Sanjeev Premi <premi@ti.com> | 2011-01-03 19:54:51 +0530 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2011-01-05 11:05:25 +0100 |
| commit | ae03d48f0943791b93ee884a963536db614256d0 (patch) | |
| tree | 900d339b3ef98464c842cc4b9267732d5005372b | |
| parent | 76fab3545a39c54c33555273249e73b52384ebf3 (diff) | |
| download | barebox-ae03d48f0943791b93ee884a963536db614256d0.tar.gz barebox-ae03d48f0943791b93ee884a963536db614256d0.tar.xz | |
omap36x: Add DPLL tables and functions to access them
This patch adds the DPLL tables for OMAP36XX and the
necessary functions to access these tables.
Both definitions follow the conventions used for
OMAP34XX.
All tables, currently, correspond to SYSCLK at 26MHz.
Signed-off-by: Sanjeev Premi <premi@ti.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
| -rw-r--r-- | arch/arm/mach-omap/include/mach/omap3-clock.h | 4 | ||||
| -rw-r--r-- | arch/arm/mach-omap/omap3_clock_core.S | 88 |
2 files changed, 92 insertions, 0 deletions
diff --git a/arch/arm/mach-omap/include/mach/omap3-clock.h b/arch/arm/mach-omap/include/mach/omap3-clock.h index aa420f89f0..b9e2714387 100644 --- a/arch/arm/mach-omap/include/mach/omap3-clock.h +++ b/arch/arm/mach-omap/include/mach/omap3-clock.h @@ -142,6 +142,10 @@ extern struct dpll_param *get_iva_dpll_param_34x(u32); extern struct dpll_param *get_core_dpll_param_34x(u32); extern struct dpll_param *get_per_dpll_param_34x(u32); +extern struct dpll_param *get_mpu_dpll_param_36x(u32); +extern struct dpll_param *get_iva_dpll_param_36x(u32); +extern struct dpll_param *get_core_dpll_param_36x(u32); +extern struct dpll_param_per_36x *get_per_dpll_param_36x(u32); #endif /* __ASSEMBLY__ */ #endif /* endif _OMAP343X_CLOCKS_H_ */ diff --git a/arch/arm/mach-omap/omap3_clock_core.S b/arch/arm/mach-omap/omap3_clock_core.S index 5a1f0689cf..eb13c2ff90 100644 --- a/arch/arm/mach-omap/omap3_clock_core.S +++ b/arch/arm/mach-omap/omap3_clock_core.S @@ -336,3 +336,91 @@ per_dpll_param_34x: get_per_dpll_param_34x: adr r0, per_dpll_param_34x mov pc, lr + +.globl mpu_dpll_param_36x +mpu_dpll_param_36x: +/* FIXME: All values correspond to 26MHz only */ +/* M N FREQSEL M2 */ +.word 0x12C, 0x0C, 0x00, 0x01 /* 12 MHz */ +.word 0x12C, 0x0C, 0x00, 0x01 /* 13 MHz */ +.word 0x12C, 0x0C, 0x00, 0x01 /* 19.2 MHz */ +.word 0x12C, 0x0C, 0x00, 0x01 /* 26 MHz */ +.word 0x12C, 0x0C, 0x00, 0x01 /* 38.4 MHz */ + +/** + * @brief Get address of MPU DPLL param table (OMAP36XX). + * + * @param rev Silicon revision. + * + * @return Address of the param table + */ +.globl get_mpu_dpll_param_36x +get_mpu_dpll_param_36x: + adr r0, mpu_dpll_param_36x + mov pc, lr + +.globl iva_dpll_param_36x +iva_dpll_param_36x: +/* FIXME: All values correspond to 26MHz only */ +/* M N FREQSEL M2 */ +.word 0x00A, 0x00, 0x00, 0x01 /* 12 MHz */ +.word 0x00A, 0x00, 0x00, 0x01 /* 13 MHz */ +.word 0x00A, 0x00, 0x00, 0x01 /* 19.2 MHz */ +.word 0x00A, 0x00, 0x00, 0x01 /* 26 MHz */ +.word 0x00A, 0x00, 0x00, 0x01 /* 38.4 MHz */ + +/** + * @brief Get address of IVA DPLL param table (OMAP36XX). + * + * @param rev Silicon revision. + * + * @return Address of the param table + */ +.globl get_iva_dpll_param_36x +get_iva_dpll_param_36x: + adr r0, iva_dpll_param_36x + mov pc, lr + +.globl core_dpll_param_36x +core_dpll_param_36x: +/* FIXME: All values correspond to 26MHz only */ +/* M N FREQSEL M2 */ +.word 0x0C8, 0x0C, 0x00, 0x01 /* 12 MHz */ +.word 0x0C8, 0x0C, 0x00, 0x01 /* 13 MHz */ +.word 0x0C8, 0x0C, 0x00, 0x01 /* 19.2 MHz */ +.word 0x0C8, 0x0C, 0x00, 0x01 /* 26 MHz */ +.word 0x0C8, 0x0C, 0x00, 0x01 /* 38.4 MHz */ + +/** + * @brief Get address of IVA DPLL param table (OMAP36XX). + * + * @param rev Silicon revision. + * + * @return Address of the param table + */ +.globl get_core_dpll_param_36x +get_core_dpll_param_36x: + adr r0, core_dpll_param_36x + mov pc, lr + +.globl per_dpll_param_36x +per_dpll_param_36x: +/* FIXME: All values correspond to 26MHz only */ +/* M N M2 M3 M4 M5 M6 m2DIV */ +.word 0x1B0, 0x0C, 9, 0x10, 9, 4, 3, 1 /* 12 MHz */ +.word 0x1B0, 0x0C, 9, 0x10, 9, 4, 3, 1 /* 13 MHz */ +.word 0x1B0, 0x0C, 9, 0x10, 9, 4, 3, 1 /* 19.2 MHz */ +.word 0x1B0, 0x0C, 9, 0x10, 9, 4, 3, 1 /* 26 MHz */ +.word 0x1B0, 0x0C, 9, 0x10, 9, 4, 3, 1 /* 38.4 MHz */ + +/** + * @brief Get address of PER DPLL param table (OMAP36XX). + * + * @param rev Silicon revision. + * + * @return Address of the param table + */ +.globl get_per_dpll_param_36x +get_per_dpll_param_36x: + adr r0, per_dpll_param_36x + mov pc, lr |