diff options
Diffstat (limited to 'drivers/clk/rockchip/clk.h')
| -rw-r--r-- | drivers/clk/rockchip/clk.h | 138 |
1 files changed, 134 insertions, 4 deletions
diff --git a/drivers/clk/rockchip/clk.h b/drivers/clk/rockchip/clk.h index 9b37d44b9e5d..1e9c3c0d31e3 100644 --- a/drivers/clk/rockchip/clk.h +++ b/drivers/clk/rockchip/clk.h @@ -19,6 +19,7 @@ #include <linux/io.h> #include <linux/clk-provider.h> +#include <linux/hashtable.h> struct clk; @@ -207,6 +208,68 @@ struct clk; #define RK3399_PMU_CLKGATE_CON(x) ((x) * 0x4 + 0x100) #define RK3399_PMU_SOFTRST_CON(x) ((x) * 0x4 + 0x110) +#define RK3528_PMU_CRU_BASE 0x10000 +#define RK3528_PCIE_CRU_BASE 0x20000 +#define RK3528_DDRPHY_CRU_BASE 0x28000 +#define RK3528_PLL_CON(x) RK2928_PLL_CON(x) +#define RK3528_PCIE_PLL_CON(x) ((x) * 0x4 + RK3528_PCIE_CRU_BASE) +#define RK3528_DDRPHY_PLL_CON(x) ((x) * 0x4 + RK3528_DDRPHY_CRU_BASE) +#define RK3528_MODE_CON 0x280 +#define RK3528_CLKSEL_CON(x) ((x) * 0x4 + 0x300) +#define RK3528_CLKGATE_CON(x) ((x) * 0x4 + 0x800) +#define RK3528_SOFTRST_CON(x) ((x) * 0x4 + 0xa00) +#define RK3528_SDMMC_CON(x) ((x) * 0x4 + 0x24) +#define RK3528_SDIO0_CON(x) ((x) * 0x4 + 0x4) +#define RK3528_SDIO1_CON(x) ((x) * 0x4 + 0xc) +#define RK3528_PMU_CLKSEL_CON(x) ((x) * 0x4 + 0x300 + RK3528_PMU_CRU_BASE) +#define RK3528_PMU_CLKGATE_CON(x) ((x) * 0x4 + 0x800 + RK3528_PMU_CRU_BASE) +#define RK3528_PCIE_CLKSEL_CON(x) ((x) * 0x4 + 0x300 + RK3528_PCIE_CRU_BASE) +#define RK3528_PCIE_CLKGATE_CON(x) ((x) * 0x4 + 0x800 + RK3528_PCIE_CRU_BASE) +#define RK3528_DDRPHY_CLKGATE_CON(x) ((x) * 0x4 + 0x800 + RK3528_DDRPHY_CRU_BASE) +#define RK3528_DDRPHY_MODE_CON (0x280 + RK3528_DDRPHY_CRU_BASE) +#define RK3528_GLB_CNT_TH 0xc00 +#define RK3528_GLB_SRST_FST 0xc08 +#define RK3528_GLB_SRST_SND 0xc0c + +#define RK3562_PMU0_CRU_BASE 0x10000 +#define RK3562_PMU1_CRU_BASE 0x18000 +#define RK3562_DDR_CRU_BASE 0x20000 +#define RK3562_SUBDDR_CRU_BASE 0x28000 +#define RK3562_PERI_CRU_BASE 0x30000 + +#define RK3562_PLL_CON(x) RK2928_PLL_CON(x) +#define RK3562_PMU1_PLL_CON(x) ((x) * 0x4 + RK3562_PMU1_CRU_BASE + 0x40) +#define RK3562_SUBDDR_PLL_CON(x) ((x) * 0x4 + RK3562_SUBDDR_CRU_BASE + 0x20) +#define RK3562_MODE_CON 0x600 +#define RK3562_PMU1_MODE_CON (RK3562_PMU1_CRU_BASE + 0x380) +#define RK3562_SUBDDR_MODE_CON (RK3562_SUBDDR_CRU_BASE + 0x380) +#define RK3562_CLKSEL_CON(x) ((x) * 0x4 + 0x100) +#define RK3562_CLKGATE_CON(x) ((x) * 0x4 + 0x300) +#define RK3562_SOFTRST_CON(x) ((x) * 0x4 + 0x400) +#define RK3562_DDR_CLKSEL_CON(x) ((x) * 0x4 + RK3562_DDR_CRU_BASE + 0x100) +#define RK3562_DDR_CLKGATE_CON(x) ((x) * 0x4 + RK3562_DDR_CRU_BASE + 0x180) +#define RK3562_DDR_SOFTRST_CON(x) ((x) * 0x4 + RK3562_DDR_CRU_BASE + 0x200) +#define RK3562_SUBDDR_CLKSEL_CON(x) ((x) * 0x4 + RK3562_SUBDDR_CRU_BASE + 0x100) +#define RK3562_SUBDDR_CLKGATE_CON(x) ((x) * 0x4 + RK3562_SUBDDR_CRU_BASE + 0x180) +#define RK3562_SUBDDR_SOFTRST_CON(x) ((x) * 0x4 + RK3562_SUBDDR_CRU_BASE + 0x200) +#define RK3562_PERI_CLKSEL_CON(x) ((x) * 0x4 + RK3562_PERI_CRU_BASE + 0x100) +#define RK3562_PERI_CLKGATE_CON(x) ((x) * 0x4 + RK3562_PERI_CRU_BASE + 0x300) +#define RK3562_PERI_SOFTRST_CON(x) ((x) * 0x4 + RK3562_PERI_CRU_BASE + 0x400) +#define RK3562_PMU0_CLKSEL_CON(x) ((x) * 0x4 + RK3562_PMU0_CRU_BASE + 0x100) +#define RK3562_PMU0_CLKGATE_CON(x) ((x) * 0x4 + RK3562_PMU0_CRU_BASE + 0x180) +#define RK3562_PMU0_SOFTRST_CON(x) ((x) * 0x4 + RK3562_PMU0_CRU_BASE + 0x200) +#define RK3562_PMU1_CLKSEL_CON(x) ((x) * 0x4 + RK3562_PMU1_CRU_BASE + 0x100) +#define RK3562_PMU1_CLKGATE_CON(x) ((x) * 0x4 + RK3562_PMU1_CRU_BASE + 0x180) +#define RK3562_PMU1_SOFTRST_CON(x) ((x) * 0x4 + RK3562_PMU1_CRU_BASE + 0x200) +#define RK3562_GLB_SRST_FST 0x614 +#define RK3562_GLB_SRST_SND 0x618 +#define RK3562_GLB_RST_CON 0x61c +#define RK3562_GLB_RST_ST 0x620 +#define RK3562_SDMMC0_CON0 0x624 +#define RK3562_SDMMC0_CON1 0x628 +#define RK3562_SDMMC1_CON0 0x62c +#define RK3562_SDMMC1_CON1 0x630 + #define RK3568_PLL_CON(x) RK2928_PLL_CON(x) #define RK3568_MODE_CON0 0xc0 #define RK3568_MISC_CON0 0xc4 @@ -381,12 +444,37 @@ enum rockchip_pll_type { .k = _k, \ } +enum rockchip_grf_type { + grf_type_sys = 0, + grf_type_pmu0, + grf_type_pmu1, + grf_type_ioc, + grf_type_vo, + grf_type_vpu, +}; + +/* ceil(sqrt(enums in rockchip_grf_type - 1)) */ +#define GRF_HASH_ORDER 2 + +/** + * struct rockchip_aux_grf - entry for the aux_grf_table hashtable + * @grf: pointer to the grf this entry references + * @type: what type of GRF this is + * @node: hlist node + */ +struct rockchip_aux_grf { + struct regmap *grf; + enum rockchip_grf_type type; + struct hlist_node node; +}; + /** * struct rockchip_clk_provider - information about clock provider * @reg_base: virtual address for the register base. * @clk_data: holds clock related data like clk* and number of clocks. * @cru_node: device-node of the clock-provider * @grf: regmap of the general-register-files syscon + * @aux_grf_table: hashtable of auxiliary GRF regmaps, indexed by grf_type * @lock: maintains exclusion between callbacks for a given clock-provider. */ struct rockchip_clk_provider { @@ -394,6 +482,7 @@ struct rockchip_clk_provider { struct clk_onecell_data clk_data; struct device_node *cru_node; struct regmap *grf; + DECLARE_HASHTABLE(aux_grf_table, GRF_HASH_ORDER); spinlock_t lock; }; @@ -444,6 +533,7 @@ struct rockchip_pll_rate_table { * Flags: * ROCKCHIP_PLL_SYNC_RATE - check rate parameters to match against the * rate_table parameters and ajust them if necessary. + * ROCKCHIP_PLL_FIXED_MODE - the pll operates in normal mode only */ struct rockchip_pll_clock { unsigned int id; @@ -461,6 +551,7 @@ struct rockchip_pll_clock { }; #define ROCKCHIP_PLL_SYNC_RATE BIT(0) +#define ROCKCHIP_PLL_FIXED_MODE BIT(1) #define PLL(_type, _id, _name, _pnames, _flags, _con, _mode, _mshift, \ _lshift, _pflags, _rtable) \ @@ -533,7 +624,9 @@ struct clk *rockchip_clk_register_cpuclk(const char *name, struct clk *rockchip_clk_register_mmc(const char *name, const char *const *parent_names, u8 num_parents, - void __iomem *reg, int shift); + void __iomem *reg, + struct regmap *grf, int grf_reg, + int shift); /* * DDRCLK flags, including method of setting the rate @@ -561,17 +654,24 @@ struct clk *rockchip_clk_register_muxgrf(const char *name, int flags, struct regmap *grf, int reg, int shift, int width, int mux_flags); +struct clk *rockchip_clk_register_gate_grf(const char *name, + const char *parent_name, unsigned long flags, + struct regmap *regmap, unsigned int reg, + unsigned int shift, u8 gate_flags); + #define PNAME(x) static const char *const x[] __initconst enum rockchip_clk_branch_type { branch_composite, branch_mux, - branch_muxgrf, + branch_grf_mux, branch_divider, branch_fraction_divider, branch_gate, + branch_grf_gate, branch_linked_gate, branch_mmc, + branch_grf_mmc, branch_inverter, branch_factor, branch_ddrclk, @@ -599,6 +699,7 @@ struct rockchip_clk_branch { u8 gate_shift; u8 gate_flags; unsigned int linked_clk_id; + enum rockchip_grf_type grf_type; struct rockchip_clk_branch *child; }; @@ -839,10 +940,10 @@ struct rockchip_clk_branch { .mux_table = mt, \ } -#define MUXGRF(_id, cname, pnames, f, o, s, w, mf) \ +#define MUXGRF(_id, cname, pnames, f, o, s, w, mf, gt) \ { \ .id = _id, \ - .branch_type = branch_muxgrf, \ + .branch_type = branch_grf_mux, \ .name = cname, \ .parent_names = pnames, \ .num_parents = ARRAY_SIZE(pnames), \ @@ -852,6 +953,7 @@ struct rockchip_clk_branch { .mux_width = w, \ .mux_flags = mf, \ .gate_offset = -1, \ + .grf_type = gt, \ } #define DIV(_id, cname, pname, f, o, s, w, df) \ @@ -897,6 +999,20 @@ struct rockchip_clk_branch { .gate_flags = gf, \ } +#define GATE_GRF(_id, cname, pname, f, o, b, gf, gt) \ + { \ + .id = _id, \ + .branch_type = branch_grf_gate, \ + .name = cname, \ + .parent_names = (const char *[]){ pname }, \ + .num_parents = 1, \ + .flags = f, \ + .gate_offset = o, \ + .gate_shift = b, \ + .gate_flags = gf, \ + .grf_type = gt, \ + } + #define GATE_LINK(_id, cname, pname, linkedclk, f, o, b, gf) \ { \ .id = _id, \ @@ -922,6 +1038,18 @@ struct rockchip_clk_branch { .div_shift = shift, \ } +#define MMC_GRF(_id, cname, pname, offset, shift, grftype) \ + { \ + .id = _id, \ + .branch_type = branch_grf_mmc, \ + .name = cname, \ + .parent_names = (const char *[]){ pname }, \ + .num_parents = 1, \ + .muxdiv_offset = offset, \ + .div_shift = shift, \ + .grf_type = grftype, \ + } + #define INVERTER(_id, cname, pname, io, is, if) \ { \ .id = _id, \ @@ -1118,6 +1246,8 @@ static inline void rockchip_register_softrst(struct device_node *np, return rockchip_register_softrst_lut(np, NULL, num_regs, base, flags); } +void rk3528_rst_init(struct device_node *np, void __iomem *reg_base); +void rk3562_rst_init(struct device_node *np, void __iomem *reg_base); void rk3576_rst_init(struct device_node *np, void __iomem *reg_base); void rk3588_rst_init(struct device_node *np, void __iomem *reg_base); |