diff options
Diffstat (limited to 'arch/arm/include/asm/arch-rockchip/clock.h')
| -rw-r--r-- | arch/arm/include/asm/arch-rockchip/clock.h | 82 |
1 files changed, 76 insertions, 6 deletions
diff --git a/arch/arm/include/asm/arch-rockchip/clock.h b/arch/arm/include/asm/arch-rockchip/clock.h index 0eb19ca86f..8f7fc86a9e 100644 --- a/arch/arm/include/asm/arch-rockchip/clock.h +++ b/arch/arm/include/asm/arch-rockchip/clock.h @@ -9,6 +9,7 @@ /* define pll mode */ #define RKCLK_PLL_MODE_SLOW 0 #define RKCLK_PLL_MODE_NORMAL 1 +#define RKCLK_PLL_MODE_DEEP 2 enum { ROCKCHIP_SYSCON_NOC, @@ -33,6 +34,81 @@ enum rk_clk_id { CLK_COUNT, }; +#define PLL(_type, _id, _con, _mode, _mshift, \ + _lshift, _pflags, _rtable) \ + { \ + .id = _id, \ + .type = _type, \ + .con_offset = _con, \ + .mode_offset = _mode, \ + .mode_shift = _mshift, \ + .lock_shift = _lshift, \ + .pll_flags = _pflags, \ + .rate_table = _rtable, \ + } + +#define RK3036_PLL_RATE(_rate, _refdiv, _fbdiv, _postdiv1, \ + _postdiv2, _dsmpd, _frac) \ +{ \ + .rate = _rate##U, \ + .fbdiv = _fbdiv, \ + .postdiv1 = _postdiv1, \ + .refdiv = _refdiv, \ + .postdiv2 = _postdiv2, \ + .dsmpd = _dsmpd, \ + .frac = _frac, \ +} + +struct rockchip_pll_rate_table { + unsigned long rate; + unsigned int nr; + unsigned int nf; + unsigned int no; + unsigned int nb; + /* for RK3036/RK3399 */ + unsigned int fbdiv; + unsigned int postdiv1; + unsigned int refdiv; + unsigned int postdiv2; + unsigned int dsmpd; + unsigned int frac; +}; + +enum rockchip_pll_type { + pll_rk3036, + pll_rk3066, + pll_rk3328, + pll_rk3366, + pll_rk3399, +}; + +struct rockchip_pll_clock { + unsigned int id; + unsigned int con_offset; + unsigned int mode_offset; + unsigned int mode_shift; + unsigned int lock_shift; + enum rockchip_pll_type type; + unsigned int pll_flags; + struct rockchip_pll_rate_table *rate_table; + unsigned int mode_mask; +}; + +struct rockchip_cpu_rate_table { + unsigned long rate; + unsigned int aclk_div; + unsigned int pclk_div; +}; + +int rockchip_pll_set_rate(struct rockchip_pll_clock *pll, + void __iomem *base, ulong clk_id, + ulong drate); +ulong rockchip_pll_get_rate(struct rockchip_pll_clock *pll, + void __iomem *base, ulong clk_id); +const struct rockchip_cpu_rate_table * +rockchip_get_cpu_settings(struct rockchip_cpu_rate_table *cpu_table, + ulong rate); + static inline int rk_pll_id(enum rk_clk_id clk_id) { return clk_id - 1; @@ -43,12 +119,6 @@ struct sysreset_reg { unsigned int glb_srst_snd_value; }; -struct softreset_reg { - void __iomem *base; - unsigned int sf_reset_offset; - unsigned int sf_reset_num; -}; - /** * clk_get_divisor() - Calculate the required clock divisior * |