diff options
Diffstat (limited to 'arch/arm/mach-shmobile/clock-r8a7790.c')
| -rw-r--r-- | arch/arm/mach-shmobile/clock-r8a7790.c | 406 |
1 files changed, 387 insertions, 19 deletions
diff --git a/arch/arm/mach-shmobile/clock-r8a7790.c b/arch/arm/mach-shmobile/clock-r8a7790.c index bad9bf2e34d..296a057109e 100644 --- a/arch/arm/mach-shmobile/clock-r8a7790.c +++ b/arch/arm/mach-shmobile/clock-r8a7790.c @@ -22,48 +22,313 @@ #include <linux/kernel.h> #include <linux/sh_clk.h> #include <linux/clkdev.h> +#include <mach/clock.h> #include <mach/common.h> +#include <mach/r8a7790.h> -#define CPG_BASE 0xe6150000 -#define CPG_LEN 0x1000 +/* + * MD EXTAL PLL0 PLL1 PLL3 + * 14 13 19 (MHz) *1 *1 + *--------------------------------------------------- + * 0 0 0 15 x 1 x172/2 x208/2 x106 + * 0 0 1 15 x 1 x172/2 x208/2 x88 + * 0 1 0 20 x 1 x130/2 x156/2 x80 + * 0 1 1 20 x 1 x130/2 x156/2 x66 + * 1 0 0 26 / 2 x200/2 x240/2 x122 + * 1 0 1 26 / 2 x200/2 x240/2 x102 + * 1 1 0 30 / 2 x172/2 x208/2 x106 + * 1 1 1 30 / 2 x172/2 x208/2 x88 + * + * *1 : Table 7.6 indicates VCO ouput (PLLx = VCO/2) + * see "p1 / 2" on R8A7790_CLOCK_ROOT() below + */ + +#define CPG_BASE 0xe6150000 +#define CPG_LEN 0x1000 -#define SMSTPCR2 0xe6150138 -#define SMSTPCR7 0xe615014c +#define SMSTPCR1 0xe6150134 +#define SMSTPCR2 0xe6150138 +#define SMSTPCR3 0xe615013c +#define SMSTPCR5 0xe6150144 +#define SMSTPCR7 0xe615014c +#define SMSTPCR8 0xe6150990 +#define SMSTPCR9 0xe6150994 +#define SMSTPCR10 0xe6150998 + +#define MSTPSR1 IOMEM(0xe6150038) +#define MSTPSR2 IOMEM(0xe6150040) +#define MSTPSR3 IOMEM(0xe6150048) +#define MSTPSR5 IOMEM(0xe615003c) +#define MSTPSR7 IOMEM(0xe61501c4) +#define MSTPSR8 IOMEM(0xe61509a0) +#define MSTPSR9 IOMEM(0xe61509a4) +#define MSTPSR10 IOMEM(0xe61509a8) + +#define SDCKCR 0xE6150074 +#define SD2CKCR 0xE6150078 +#define SD3CKCR 0xE615007C +#define MMC0CKCR 0xE6150240 +#define MMC1CKCR 0xE6150244 +#define SSPCKCR 0xE6150248 +#define SSPRSCKCR 0xE615024C static struct clk_mapping cpg_mapping = { .phys = CPG_BASE, .len = CPG_LEN, }; -static struct clk p_clk = { - .rate = 65000000, /* shortcut for now */ +static struct clk extal_clk = { + /* .rate will be updated on r8a7790_clock_init() */ .mapping = &cpg_mapping, }; -static struct clk mp_clk = { - .rate = 52000000, /* shortcut for now */ - .mapping = &cpg_mapping, +static struct sh_clk_ops followparent_clk_ops = { + .recalc = followparent_recalc, }; +static struct clk main_clk = { + /* .parent will be set r8a7790_clock_init */ + .ops = &followparent_clk_ops, +}; + +static struct clk audio_clk_a = { +}; + +static struct clk audio_clk_b = { +}; + +static struct clk audio_clk_c = { +}; + +/* + * clock ratio of these clock will be updated + * on r8a7790_clock_init() + */ +SH_FIXED_RATIO_CLK_SET(pll1_clk, main_clk, 1, 1); +SH_FIXED_RATIO_CLK_SET(pll3_clk, main_clk, 1, 1); +SH_FIXED_RATIO_CLK_SET(lb_clk, pll1_clk, 1, 1); +SH_FIXED_RATIO_CLK_SET(qspi_clk, pll1_clk, 1, 1); + +/* fixed ratio clock */ +SH_FIXED_RATIO_CLK_SET(extal_div2_clk, extal_clk, 1, 2); +SH_FIXED_RATIO_CLK_SET(cp_clk, extal_clk, 1, 2); + +SH_FIXED_RATIO_CLK_SET(pll1_div2_clk, pll1_clk, 1, 2); +SH_FIXED_RATIO_CLK_SET(zg_clk, pll1_clk, 1, 3); +SH_FIXED_RATIO_CLK_SET(zx_clk, pll1_clk, 1, 3); +SH_FIXED_RATIO_CLK_SET(zs_clk, pll1_clk, 1, 6); +SH_FIXED_RATIO_CLK_SET(hp_clk, pll1_clk, 1, 12); +SH_FIXED_RATIO_CLK_SET(i_clk, pll1_clk, 1, 2); +SH_FIXED_RATIO_CLK_SET(b_clk, pll1_clk, 1, 12); +SH_FIXED_RATIO_CLK_SET(p_clk, pll1_clk, 1, 24); +SH_FIXED_RATIO_CLK_SET(cl_clk, pll1_clk, 1, 48); +SH_FIXED_RATIO_CLK_SET(m2_clk, pll1_clk, 1, 8); +SH_FIXED_RATIO_CLK_SET(imp_clk, pll1_clk, 1, 4); +SH_FIXED_RATIO_CLK_SET(rclk_clk, pll1_clk, 1, (48 * 1024)); +SH_FIXED_RATIO_CLK_SET(oscclk_clk, pll1_clk, 1, (12 * 1024)); + +SH_FIXED_RATIO_CLK_SET(zb3_clk, pll3_clk, 1, 4); +SH_FIXED_RATIO_CLK_SET(zb3d2_clk, pll3_clk, 1, 8); +SH_FIXED_RATIO_CLK_SET(ddr_clk, pll3_clk, 1, 8); +SH_FIXED_RATIO_CLK_SET(mp_clk, pll1_div2_clk, 1, 15); + static struct clk *main_clks[] = { + &audio_clk_a, + &audio_clk_b, + &audio_clk_c, + &extal_clk, + &extal_div2_clk, + &main_clk, + &pll1_clk, + &pll1_div2_clk, + &pll3_clk, + &lb_clk, + &qspi_clk, + &zg_clk, + &zx_clk, + &zs_clk, + &hp_clk, + &i_clk, + &b_clk, &p_clk, + &cl_clk, + &m2_clk, + &imp_clk, + &rclk_clk, + &oscclk_clk, + &zb3_clk, + &zb3d2_clk, + &ddr_clk, &mp_clk, + &cp_clk, +}; + +/* SDHI (DIV4) clock */ +static int divisors[] = { 2, 3, 4, 6, 8, 12, 16, 18, 24, 0, 36, 48, 10 }; + +static struct clk_div_mult_table div4_div_mult_table = { + .divisors = divisors, + .nr_divisors = ARRAY_SIZE(divisors), +}; + +static struct clk_div4_table div4_table = { + .div_mult_table = &div4_div_mult_table, +}; + +enum { + DIV4_SDH, DIV4_SD0, DIV4_SD1, DIV4_NR +}; + +static struct clk div4_clks[DIV4_NR] = { + [DIV4_SDH] = SH_CLK_DIV4(&pll1_clk, SDCKCR, 8, 0x0dff, CLK_ENABLE_ON_INIT), + [DIV4_SD0] = SH_CLK_DIV4(&pll1_clk, SDCKCR, 4, 0x1de0, CLK_ENABLE_ON_INIT), + [DIV4_SD1] = SH_CLK_DIV4(&pll1_clk, SDCKCR, 0, 0x1de0, CLK_ENABLE_ON_INIT), +}; + +/* DIV6 clocks */ +enum { + DIV6_SD2, DIV6_SD3, + DIV6_MMC0, DIV6_MMC1, + DIV6_SSP, DIV6_SSPRS, + DIV6_NR +}; + +static struct clk div6_clks[DIV6_NR] = { + [DIV6_SD2] = SH_CLK_DIV6(&pll1_div2_clk, SD2CKCR, 0), + [DIV6_SD3] = SH_CLK_DIV6(&pll1_div2_clk, SD3CKCR, 0), + [DIV6_MMC0] = SH_CLK_DIV6(&pll1_div2_clk, MMC0CKCR, 0), + [DIV6_MMC1] = SH_CLK_DIV6(&pll1_div2_clk, MMC1CKCR, 0), + [DIV6_SSP] = SH_CLK_DIV6(&pll1_div2_clk, SSPCKCR, 0), + [DIV6_SSPRS] = SH_CLK_DIV6(&pll1_div2_clk, SSPRSCKCR, 0), +}; + +/* MSTP */ +enum { + MSTP1017, /* parent of SCU */ + + MSTP1031, MSTP1030, + MSTP1029, MSTP1028, MSTP1027, MSTP1026, MSTP1025, MSTP1024, MSTP1023, MSTP1022, + MSTP1015, MSTP1014, MSTP1013, MSTP1012, MSTP1011, MSTP1010, + MSTP1009, MSTP1008, MSTP1007, MSTP1006, MSTP1005, + MSTP931, MSTP930, MSTP929, MSTP928, + MSTP917, + MSTP815, MSTP814, + MSTP813, + MSTP811, MSTP810, MSTP809, MSTP808, + MSTP726, MSTP725, MSTP724, MSTP723, MSTP722, MSTP721, MSTP720, + MSTP717, MSTP716, + MSTP704, MSTP703, + MSTP522, + MSTP502, MSTP501, + MSTP315, MSTP314, MSTP313, MSTP312, MSTP311, MSTP305, MSTP304, + MSTP216, MSTP207, MSTP206, MSTP204, MSTP203, MSTP202, + MSTP124, + MSTP_NR }; -enum { MSTP721, MSTP720, - MSTP216, MSTP207, MSTP206, MSTP204, MSTP203, MSTP202, MSTP_NR }; static struct clk mstp_clks[MSTP_NR] = { - [MSTP721] = SH_CLK_MSTP32(&p_clk, SMSTPCR7, 21, 0), /* SCIF0 */ - [MSTP720] = SH_CLK_MSTP32(&p_clk, SMSTPCR7, 20, 0), /* SCIF1 */ - [MSTP216] = SH_CLK_MSTP32(&mp_clk, SMSTPCR2, 16, 0), /* SCIFB2 */ - [MSTP207] = SH_CLK_MSTP32(&mp_clk, SMSTPCR2, 7, 0), /* SCIFB1 */ - [MSTP206] = SH_CLK_MSTP32(&mp_clk, SMSTPCR2, 6, 0), /* SCIFB0 */ - [MSTP204] = SH_CLK_MSTP32(&mp_clk, SMSTPCR2, 4, 0), /* SCIFA0 */ - [MSTP203] = SH_CLK_MSTP32(&mp_clk, SMSTPCR2, 3, 0), /* SCIFA1 */ - [MSTP202] = SH_CLK_MSTP32(&mp_clk, SMSTPCR2, 2, 0), /* SCIFA2 */ + [MSTP1031] = SH_CLK_MSTP32_STS(&mstp_clks[MSTP1017], SMSTPCR10, 31, MSTPSR10, 0), /* SCU0 */ + [MSTP1030] = SH_CLK_MSTP32_STS(&mstp_clks[MSTP1017], SMSTPCR10, 30, MSTPSR10, 0), /* SCU1 */ + [MSTP1029] = SH_CLK_MSTP32_STS(&mstp_clks[MSTP1017], SMSTPCR10, 29, MSTPSR10, 0), /* SCU2 */ + [MSTP1028] = SH_CLK_MSTP32_STS(&mstp_clks[MSTP1017], SMSTPCR10, 28, MSTPSR10, 0), /* SCU3 */ + [MSTP1027] = SH_CLK_MSTP32_STS(&mstp_clks[MSTP1017], SMSTPCR10, 27, MSTPSR10, 0), /* SCU4 */ + [MSTP1026] = SH_CLK_MSTP32_STS(&mstp_clks[MSTP1017], SMSTPCR10, 26, MSTPSR10, 0), /* SCU5 */ + [MSTP1025] = SH_CLK_MSTP32_STS(&mstp_clks[MSTP1017], SMSTPCR10, 25, MSTPSR10, 0), /* SCU6 */ + [MSTP1024] = SH_CLK_MSTP32_STS(&mstp_clks[MSTP1017], SMSTPCR10, 24, MSTPSR10, 0), /* SCU7 */ + [MSTP1023] = SH_CLK_MSTP32_STS(&mstp_clks[MSTP1017], SMSTPCR10, 23, MSTPSR10, 0), /* SCU8 */ + [MSTP1022] = SH_CLK_MSTP32_STS(&mstp_clks[MSTP1017], SMSTPCR10, 22, MSTPSR10, 0), /* SCU9 */ + [MSTP1017] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 17, MSTPSR10, 0), /* SCU */ + [MSTP1015] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 15, MSTPSR10, 0), /* SSI0 */ + [MSTP1014] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 14, MSTPSR10, 0), /* SSI1 */ + [MSTP1013] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 13, MSTPSR10, 0), /* SSI2 */ + [MSTP1012] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 12, MSTPSR10, 0), /* SSI3 */ + [MSTP1011] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 11, MSTPSR10, 0), /* SSI4 */ + [MSTP1010] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 10, MSTPSR10, 0), /* SSI5 */ + [MSTP1009] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 9, MSTPSR10, 0), /* SSI6 */ + [MSTP1008] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 8, MSTPSR10, 0), /* SSI7 */ + [MSTP1007] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 7, MSTPSR10, 0), /* SSI8 */ + [MSTP1006] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 6, MSTPSR10, 0), /* SSI9 */ + [MSTP1005] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR10, 5, MSTPSR10, 0), /* SSI ALL */ + [MSTP931] = SH_CLK_MSTP32_STS(&hp_clk, SMSTPCR9, 31, MSTPSR9, 0), /* I2C0 */ + [MSTP930] = SH_CLK_MSTP32_STS(&hp_clk, SMSTPCR9, 30, MSTPSR9, 0), /* I2C1 */ + [MSTP929] = SH_CLK_MSTP32_STS(&hp_clk, SMSTPCR9, 29, MSTPSR9, 0), /* I2C2 */ + [MSTP928] = SH_CLK_MSTP32_STS(&hp_clk, SMSTPCR9, 28, MSTPSR9, 0), /* I2C3 */ + [MSTP917] = SH_CLK_MSTP32_STS(&qspi_clk, SMSTPCR9, 17, MSTPSR9, 0), /* QSPI */ + [MSTP815] = SH_CLK_MSTP32_STS(&zs_clk, SMSTPCR8, 15, MSTPSR8, 0), /* SATA0 */ + [MSTP814] = SH_CLK_MSTP32_STS(&zs_clk, SMSTPCR8, 14, MSTPSR8, 0), /* SATA1 */ + [MSTP813] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR8, 13, MSTPSR8, 0), /* Ether */ + [MSTP811] = SH_CLK_MSTP32_STS(&zg_clk, SMSTPCR8, 11, MSTPSR8, 0), /* VIN0 */ + [MSTP810] = SH_CLK_MSTP32_STS(&zg_clk, SMSTPCR8, 10, MSTPSR8, 0), /* VIN1 */ + [MSTP809] = SH_CLK_MSTP32_STS(&zg_clk, SMSTPCR8, 9, MSTPSR8, 0), /* VIN2 */ + [MSTP808] = SH_CLK_MSTP32_STS(&zg_clk, SMSTPCR8, 8, MSTPSR8, 0), /* VIN3 */ + [MSTP726] = SH_CLK_MSTP32_STS(&zx_clk, SMSTPCR7, 26, MSTPSR7, 0), /* LVDS0 */ + [MSTP725] = SH_CLK_MSTP32_STS(&zx_clk, SMSTPCR7, 25, MSTPSR7, 0), /* LVDS1 */ + [MSTP724] = SH_CLK_MSTP32_STS(&zx_clk, SMSTPCR7, 24, MSTPSR7, 0), /* DU0 */ + [MSTP723] = SH_CLK_MSTP32_STS(&zx_clk, SMSTPCR7, 23, MSTPSR7, 0), /* DU1 */ + [MSTP722] = SH_CLK_MSTP32_STS(&zx_clk, SMSTPCR7, 22, MSTPSR7, 0), /* DU2 */ + [MSTP721] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR7, 21, MSTPSR7, 0), /* SCIF0 */ + [MSTP720] = SH_CLK_MSTP32_STS(&p_clk, SMSTPCR7, 20, MSTPSR7, 0), /* SCIF1 */ + [MSTP717] = SH_CLK_MSTP32_STS(&zs_clk, SMSTPCR7, 17, MSTPSR7, 0), /* HSCIF0 */ + [MSTP716] = SH_CLK_MSTP32_STS(&zs_clk, SMSTPCR7, 16, MSTPSR7, 0), /* HSCIF1 */ + [MSTP704] = SH_CLK_MSTP32_STS(&mp_clk, SMSTPCR7, 4, MSTPSR7, 0), /* HSUSB */ + [MSTP703] = SH_CLK_MSTP32_STS(&mp_clk, SMSTPCR7, 3, MSTPSR7, 0), /* EHCI */ + [MSTP522] = SH_CLK_MSTP32_STS(&extal_clk, SMSTPCR5, 22, MSTPSR5, 0), /* Thermal */ + [MSTP502] = SH_CLK_MSTP32_STS(&zs_clk, SMSTPCR5, 2, MSTPSR5, 0), /* Audio-DMAC low */ + [MSTP501] = SH_CLK_MSTP32_STS(&zs_clk, SMSTPCR5, 1, MSTPSR5, 0), /* Audio-DMAC hi */ + [MSTP315] = SH_CLK_MSTP32_STS(&div6_clks[DIV6_MMC0], SMSTPCR3, 15, MSTPSR3, 0), /* MMC0 */ + [MSTP314] = SH_CLK_MSTP32_STS(&div4_clks[DIV4_SD0], SMSTPCR3, 14, MSTPSR3, 0), /* SDHI0 */ + [MSTP313] = SH_CLK_MSTP32_STS(&div4_clks[DIV4_SD1], SMSTPCR3, 13, MSTPSR3, 0), /* SDHI1 */ + [MSTP312] = SH_CLK_MSTP32_STS(&div6_clks[DIV6_SD2], SMSTPCR3, 12, MSTPSR3, 0), /* SDHI2 */ + [MSTP311] = SH_CLK_MSTP32_STS(&div6_clks[DIV6_SD3], SMSTPCR3, 11, MSTPSR3, 0), /* SDHI3 */ + [MSTP305] = SH_CLK_MSTP32_STS(&div6_clks[DIV6_MMC1], SMSTPCR3, 5, MSTPSR3, 0), /* MMC1 */ + [MSTP304] = SH_CLK_MSTP32_STS(&cp_clk, SMSTPCR3, 4, MSTPSR3, 0), /* TPU0 */ + [MSTP216] = SH_CLK_MSTP32_STS(&mp_clk, SMSTPCR2, 16, MSTPSR2, 0), /* SCIFB2 */ + [MSTP207] = SH_CLK_MSTP32_STS(&mp_clk, SMSTPCR2, 7, MSTPSR2, 0), /* SCIFB1 */ + [MSTP206] = SH_CLK_MSTP32_STS(&mp_clk, SMSTPCR2, 6, MSTPSR2, 0), /* SCIFB0 */ + [MSTP204] = SH_CLK_MSTP32_STS(&mp_clk, SMSTPCR2, 4, MSTPSR2, 0), /* SCIFA0 */ + [MSTP203] = SH_CLK_MSTP32_STS(&mp_clk, SMSTPCR2, 3, MSTPSR2, 0), /* SCIFA1 */ + [MSTP202] = SH_CLK_MSTP32_STS(&mp_clk, SMSTPCR2, 2, MSTPSR2, 0), /* SCIFA2 */ + [MSTP124] = SH_CLK_MSTP32_STS(&rclk_clk, SMSTPCR1, 24, MSTPSR1, 0), /* CMT0 */ }; static struct clk_lookup lookups[] = { + + /* main clocks */ + CLKDEV_CON_ID("extal", &extal_clk), + CLKDEV_CON_ID("extal_div2", &extal_div2_clk), + CLKDEV_CON_ID("main", &main_clk), + CLKDEV_CON_ID("pll1", &pll1_clk), + CLKDEV_CON_ID("pll1_div2", &pll1_div2_clk), + CLKDEV_CON_ID("pll3", &pll3_clk), + CLKDEV_CON_ID("zg", &zg_clk), + CLKDEV_CON_ID("zx", &zx_clk), + CLKDEV_CON_ID("zs", &zs_clk), + CLKDEV_CON_ID("hp", &hp_clk), + CLKDEV_CON_ID("i", &i_clk), + CLKDEV_CON_ID("b", &b_clk), + CLKDEV_CON_ID("lb", &lb_clk), + CLKDEV_CON_ID("p", &p_clk), + CLKDEV_CON_ID("cl", &cl_clk), + CLKDEV_CON_ID("m2", &m2_clk), + CLKDEV_CON_ID("imp", &imp_clk), + CLKDEV_CON_ID("rclk", &rclk_clk), + CLKDEV_CON_ID("oscclk", &oscclk_clk), + CLKDEV_CON_ID("zb3", &zb3_clk), + CLKDEV_CON_ID("zb3d2", &zb3d2_clk), + CLKDEV_CON_ID("ddr", &ddr_clk), + CLKDEV_CON_ID("mp", &mp_clk), + CLKDEV_CON_ID("qspi", &qspi_clk), + CLKDEV_CON_ID("cp", &cp_clk), + + /* DIV4 */ + CLKDEV_CON_ID("sdh", &div4_clks[DIV4_SDH]), + + /* DIV6 */ + CLKDEV_CON_ID("ssp", &div6_clks[DIV6_SSP]), + CLKDEV_CON_ID("ssprs", &div6_clks[DIV6_SSPRS]), + + /* MSTP */ + CLKDEV_DEV_ID("rcar_sound", &mstp_clks[MSTP1005]), CLKDEV_DEV_ID("sh-sci.0", &mstp_clks[MSTP204]), CLKDEV_DEV_ID("sh-sci.1", &mstp_clks[MSTP203]), CLKDEV_DEV_ID("sh-sci.2", &mstp_clks[MSTP206]), @@ -72,16 +337,119 @@ static struct clk_lookup lookups[] = { CLKDEV_DEV_ID("sh-sci.5", &mstp_clks[MSTP202]), CLKDEV_DEV_ID("sh-sci.6", &mstp_clks[MSTP721]), CLKDEV_DEV_ID("sh-sci.7", &mstp_clks[MSTP720]), + CLKDEV_DEV_ID("sh-sci.8", &mstp_clks[MSTP717]), + CLKDEV_DEV_ID("sh-sci.9", &mstp_clks[MSTP716]), + CLKDEV_DEV_ID("i2c-rcar_gen2.0", &mstp_clks[MSTP931]), + CLKDEV_DEV_ID("i2c-rcar_gen2.1", &mstp_clks[MSTP930]), + CLKDEV_DEV_ID("i2c-rcar_gen2.2", &mstp_clks[MSTP929]), + CLKDEV_DEV_ID("i2c-rcar_gen2.3", &mstp_clks[MSTP928]), + CLKDEV_DEV_ID("r8a7790-ether", &mstp_clks[MSTP813]), + CLKDEV_DEV_ID("r8a7790-vin.0", &mstp_clks[MSTP811]), + CLKDEV_DEV_ID("r8a7790-vin.1", &mstp_clks[MSTP810]), + CLKDEV_DEV_ID("r8a7790-vin.2", &mstp_clks[MSTP809]), + CLKDEV_DEV_ID("r8a7790-vin.3", &mstp_clks[MSTP808]), + CLKDEV_DEV_ID("rcar_thermal", &mstp_clks[MSTP522]), + CLKDEV_DEV_ID("sh-dma-engine.0", &mstp_clks[MSTP502]), + CLKDEV_DEV_ID("sh-dma-engine.1", &mstp_clks[MSTP501]), + CLKDEV_DEV_ID("sh_mmcif.0", &mstp_clks[MSTP315]), + CLKDEV_DEV_ID("sh_mobile_sdhi.0", &mstp_clks[MSTP314]), + CLKDEV_DEV_ID("sh_mobile_sdhi.1", &mstp_clks[MSTP313]), + CLKDEV_DEV_ID("sh_mobile_sdhi.2", &mstp_clks[MSTP312]), + CLKDEV_DEV_ID("sh_mobile_sdhi.3", &mstp_clks[MSTP311]), + CLKDEV_DEV_ID("sh_mmcif.1", &mstp_clks[MSTP305]), + CLKDEV_DEV_ID("qspi.0", &mstp_clks[MSTP917]), + CLKDEV_DEV_ID("renesas_usbhs", &mstp_clks[MSTP704]), + CLKDEV_DEV_ID("pci-rcar-gen2.0", &mstp_clks[MSTP703]), + CLKDEV_DEV_ID("pci-rcar-gen2.1", &mstp_clks[MSTP703]), + CLKDEV_DEV_ID("pci-rcar-gen2.2", &mstp_clks[MSTP703]), + CLKDEV_DEV_ID("sata-r8a7790.0", &mstp_clks[MSTP815]), + CLKDEV_DEV_ID("sata-r8a7790.1", &mstp_clks[MSTP814]), + + /* ICK */ + CLKDEV_ICK_ID("fck", "sh-cmt-48-gen2.0", &mstp_clks[MSTP124]), + CLKDEV_ICK_ID("usbhs", "usb_phy_rcar_gen2", &mstp_clks[MSTP704]), + CLKDEV_ICK_ID("lvds.0", "rcar-du-r8a7790", &mstp_clks[MSTP726]), + CLKDEV_ICK_ID("lvds.1", "rcar-du-r8a7790", &mstp_clks[MSTP725]), + CLKDEV_ICK_ID("du.0", "rcar-du-r8a7790", &mstp_clks[MSTP724]), + CLKDEV_ICK_ID("du.1", "rcar-du-r8a7790", &mstp_clks[MSTP723]), + CLKDEV_ICK_ID("du.2", "rcar-du-r8a7790", &mstp_clks[MSTP722]), + CLKDEV_ICK_ID("clk_a", "rcar_sound", &audio_clk_a), + CLKDEV_ICK_ID("clk_b", "rcar_sound", &audio_clk_b), + CLKDEV_ICK_ID("clk_c", "rcar_sound", &audio_clk_c), + CLKDEV_ICK_ID("clk_i", "rcar_sound", &m2_clk), + CLKDEV_ICK_ID("src.0", "rcar_sound", &mstp_clks[MSTP1031]), + CLKDEV_ICK_ID("src.1", "rcar_sound", &mstp_clks[MSTP1030]), + CLKDEV_ICK_ID("src.2", "rcar_sound", &mstp_clks[MSTP1029]), + CLKDEV_ICK_ID("src.3", "rcar_sound", &mstp_clks[MSTP1028]), + CLKDEV_ICK_ID("src.4", "rcar_sound", &mstp_clks[MSTP1027]), + CLKDEV_ICK_ID("src.5", "rcar_sound", &mstp_clks[MSTP1026]), + CLKDEV_ICK_ID("src.6", "rcar_sound", &mstp_clks[MSTP1025]), + CLKDEV_ICK_ID("src.7", "rcar_sound", &mstp_clks[MSTP1024]), + CLKDEV_ICK_ID("src.8", "rcar_sound", &mstp_clks[MSTP1023]), + CLKDEV_ICK_ID("src.9", "rcar_sound", &mstp_clks[MSTP1022]), + CLKDEV_ICK_ID("ssi.0", "rcar_sound", &mstp_clks[MSTP1015]), + CLKDEV_ICK_ID("ssi.1", "rcar_sound", &mstp_clks[MSTP1014]), + CLKDEV_ICK_ID("ssi.2", "rcar_sound", &mstp_clks[MSTP1013]), + CLKDEV_ICK_ID("ssi.3", "rcar_sound", &mstp_clks[MSTP1012]), + CLKDEV_ICK_ID("ssi.4", "rcar_sound", &mstp_clks[MSTP1011]), + CLKDEV_ICK_ID("ssi.5", "rcar_sound", &mstp_clks[MSTP1010]), + CLKDEV_ICK_ID("ssi.6", "rcar_sound", &mstp_clks[MSTP1009]), + CLKDEV_ICK_ID("ssi.7", "rcar_sound", &mstp_clks[MSTP1008]), + CLKDEV_ICK_ID("ssi.8", "rcar_sound", &mstp_clks[MSTP1007]), + CLKDEV_ICK_ID("ssi.9", "rcar_sound", &mstp_clks[MSTP1006]), + }; +#define R8A7790_CLOCK_ROOT(e, m, p0, p1, p30, p31) \ + extal_clk.rate = e * 1000 * 1000; \ + main_clk.parent = m; \ + SH_CLK_SET_RATIO(&pll1_clk_ratio, p1 / 2, 1); \ + if (mode & MD(19)) \ + SH_CLK_SET_RATIO(&pll3_clk_ratio, p31, 1); \ + else \ + SH_CLK_SET_RATIO(&pll3_clk_ratio, p30, 1) + + void __init r8a7790_clock_init(void) { + u32 mode = rcar_gen2_read_mode_pins(); int k, ret = 0; + switch (mode & (MD(14) | MD(13))) { + case 0: + R8A7790_CLOCK_ROOT(15, &extal_clk, 172, 208, 106, 88); + break; + case MD(13): + R8A7790_CLOCK_ROOT(20, &extal_clk, 130, 156, 80, 66); + break; + case MD(14): + R8A7790_CLOCK_ROOT(26 / 2, &extal_div2_clk, 200, 240, 122, 102); + break; + case MD(13) | MD(14): + R8A7790_CLOCK_ROOT(30 / 2, &extal_div2_clk, 172, 208, 106, 88); + break; + } + + if (mode & (MD(18))) + SH_CLK_SET_RATIO(&lb_clk_ratio, 1, 36); + else + SH_CLK_SET_RATIO(&lb_clk_ratio, 1, 24); + + if ((mode & (MD(3) | MD(2) | MD(1))) == MD(2)) + SH_CLK_SET_RATIO(&qspi_clk_ratio, 1, 16); + else + SH_CLK_SET_RATIO(&qspi_clk_ratio, 1, 20); + for (k = 0; !ret && (k < ARRAY_SIZE(main_clks)); k++) ret = clk_register(main_clks[k]); if (!ret) + ret = sh_clk_div4_register(div4_clks, DIV4_NR, &div4_table); + + if (!ret) + ret = sh_clk_div6_register(div6_clks, DIV6_NR); + + if (!ret) ret = sh_clk_mstp_register(mstp_clks, MSTP_NR); clkdev_add_table(lookups, ARRAY_SIZE(lookups)); |