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author | fishsoupisgood <github@madingley.org> | 2019-04-29 01:17:54 +0100 |
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committer | fishsoupisgood <github@madingley.org> | 2019-05-27 03:43:43 +0100 |
commit | 3f2546b2ef55b661fd8dd69682b38992225e86f6 (patch) | |
tree | 65ca85f13617aee1dce474596800950f266a456c /roms/u-boot/arch/arm/include/asm/arch-tnetv107x/clock.h | |
download | qemu-master.tar.gz qemu-master.tar.bz2 qemu-master.zip |
Diffstat (limited to 'roms/u-boot/arch/arm/include/asm/arch-tnetv107x/clock.h')
-rw-r--r-- | roms/u-boot/arch/arm/include/asm/arch-tnetv107x/clock.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/roms/u-boot/arch/arm/include/asm/arch-tnetv107x/clock.h b/roms/u-boot/arch/arm/include/asm/arch-tnetv107x/clock.h new file mode 100644 index 00000000..dfc3b1bf --- /dev/null +++ b/roms/u-boot/arch/arm/include/asm/arch-tnetv107x/clock.h @@ -0,0 +1,53 @@ +/* + * TNETV107X: Clock APIs + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __ASM_ARCH_CLOCK_H +#define __ASM_ARCH_CLOCK_H + +#define PSC_MDCTL_NEXT_SWRSTDISABLE 0x0 +#define PSC_MDCTL_NEXT_SYNCRST 0x1 +#define PSC_MDCTL_NEXT_DISABLE 0x2 +#define PSC_MDCTL_NEXT_ENABLE 0x3 + +#define CONFIG_SYS_INT_OSC_FREQ 24000000 + +#ifndef __ASSEMBLY__ + +/* PLL identifiers */ +enum pll_type_e { + SYS_PLL, + TDM_PLL, + ETH_PLL +}; + +/* PLL configuration data */ +struct pll_init_data { + int pll; + int internal_osc; + unsigned long pll_freq; + unsigned long div_freq[10]; +}; + +void init_plls(int num_pll, struct pll_init_data *config); +int lpsc_status(unsigned int mod); +void lpsc_control(int mod, unsigned long state, int lrstz); +unsigned long clk_get_rate(unsigned int clk); +unsigned long clk_round_rate(unsigned int clk, unsigned long hz); +int clk_set_rate(unsigned int clk, unsigned long hz); + +static inline void clk_enable(unsigned int mod) +{ + lpsc_control(mod, PSC_MDCTL_NEXT_ENABLE, -1); +} + +static inline void clk_disable(unsigned int mod) +{ + lpsc_control(mod, PSC_MDCTL_NEXT_DISABLE, -1); +} + +#endif + +#endif |