X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=drivers%2Fclk%2Frockchip%2Fclk_rk3288.c;h=ac53239363c7478bc0d7f86f26f17983437b21ff;hb=9188c4315cbf670417adf196fa1c6a386e885ef1;hp=ed97e87a959bfbdc936d438e7dd3d9c2336389e5;hpb=eef55e5fcaacf874e2773127fb6660fcaabc7c35;p=u-boot diff --git a/drivers/clk/rockchip/clk_rk3288.c b/drivers/clk/rockchip/clk_rk3288.c index ed97e87a95..ac53239363 100644 --- a/drivers/clk/rockchip/clk_rk3288.c +++ b/drivers/clk/rockchip/clk_rk3288.c @@ -5,6 +5,7 @@ */ #include +#include #include #include #include @@ -59,14 +60,14 @@ enum { PLL_RESET_SHIFT = 5, /* CLKSEL0 */ - CORE_SEL_PLL_MASK = 1, CORE_SEL_PLL_SHIFT = 15, - A17_DIV_MASK = 0x1f, + CORE_SEL_PLL_MASK = 1 << CORE_SEL_PLL_SHIFT, A17_DIV_SHIFT = 8, - MP_DIV_MASK = 0xf, + A17_DIV_MASK = 0x1f << A17_DIV_SHIFT, MP_DIV_SHIFT = 4, - M0_DIV_MASK = 0xf, + MP_DIV_MASK = 0xf << MP_DIV_SHIFT, M0_DIV_SHIFT = 0, + M0_DIV_MASK = 0xf << M0_DIV_SHIFT, /* CLKSEL1: pd bus clk pll sel: codec or general */ PD_BUS_SEL_PLL_MASK = 15, @@ -75,41 +76,50 @@ enum { /* pd bus pclk div: pclk = pd_bus_aclk /(div + 1) */ PD_BUS_PCLK_DIV_SHIFT = 12, - PD_BUS_PCLK_DIV_MASK = 7, + PD_BUS_PCLK_DIV_MASK = 7 << PD_BUS_PCLK_DIV_SHIFT, /* pd bus hclk div: aclk_bus: hclk_bus = 1:1 or 2:1 or 4:1 */ PD_BUS_HCLK_DIV_SHIFT = 8, - PD_BUS_HCLK_DIV_MASK = 3, + PD_BUS_HCLK_DIV_MASK = 3 << PD_BUS_HCLK_DIV_SHIFT, /* pd bus aclk div: pd_bus_aclk = pd_bus_src_clk /(div0 * div1) */ PD_BUS_ACLK_DIV0_SHIFT = 3, - PD_BUS_ACLK_DIV0_MASK = 0x1f, + PD_BUS_ACLK_DIV0_MASK = 0x1f << PD_BUS_ACLK_DIV0_SHIFT, PD_BUS_ACLK_DIV1_SHIFT = 0, - PD_BUS_ACLK_DIV1_MASK = 0x7, + PD_BUS_ACLK_DIV1_MASK = 0x7 << PD_BUS_ACLK_DIV1_SHIFT, /* * CLKSEL10 * peripheral bus pclk div: * aclk_bus: pclk_bus = 1:1 or 2:1 or 4:1 or 8:1 */ - PERI_SEL_PLL_MASK = 1, PERI_SEL_PLL_SHIFT = 15, + PERI_SEL_PLL_MASK = 1 << PERI_SEL_PLL_SHIFT, PERI_SEL_CPLL = 0, PERI_SEL_GPLL, PERI_PCLK_DIV_SHIFT = 12, - PERI_PCLK_DIV_MASK = 3, + PERI_PCLK_DIV_MASK = 3 << PERI_PCLK_DIV_SHIFT, /* peripheral bus hclk div: aclk_bus: hclk_bus = 1:1 or 2:1 or 4:1 */ PERI_HCLK_DIV_SHIFT = 8, - PERI_HCLK_DIV_MASK = 3, + PERI_HCLK_DIV_MASK = 3 << PERI_HCLK_DIV_SHIFT, /* * peripheral bus aclk div: * aclk_periph = periph_clk_src / (peri_aclk_div_con + 1) */ PERI_ACLK_DIV_SHIFT = 0, - PERI_ACLK_DIV_MASK = 0x1f, + PERI_ACLK_DIV_MASK = 0x1f << PERI_ACLK_DIV_SHIFT, + + /* + * CLKSEL24 + * saradc_div_con: + * clk_saradc=24MHz/(saradc_div_con+1) + */ + CLK_SARADC_DIV_CON_SHIFT = 8, + CLK_SARADC_DIV_CON_MASK = GENMASK(15, 8), + CLK_SARADC_DIV_CON_WIDTH = 8, SOCSTS_DPLL_LOCK = 1 << 5, SOCSTS_APLL_LOCK = 1 << 6, @@ -118,9 +128,6 @@ enum { SOCSTS_NPLL_LOCK = 1 << 9, }; -#define RATE_TO_DIV(input_rate, output_rate) \ - ((input_rate) / (output_rate) - 1); - #define DIV_TO_RATE(input_rate, div) ((input_rate) / ((div) + 1)) #define PLL_DIVISORS(hz, _nr, _no) {\ @@ -152,8 +159,7 @@ static int rkclk_set_pll(struct rk3288_cru *cru, enum rk_clk_id clk_id, /* enter reset */ rk_setreg(&pll->con3, 1 << PLL_RESET_SHIFT); - rk_clrsetreg(&pll->con0, - CLKR_MASK << CLKR_SHIFT | PLL_OD_MASK, + rk_clrsetreg(&pll->con0, CLKR_MASK | PLL_OD_MASK, ((div->nr - 1) << CLKR_SHIFT) | (div->no - 1)); rk_clrsetreg(&pll->con1, CLKF_MASK, div->nf - 1); rk_clrsetreg(&pll->con2, PLL_BWADJ_MASK, (div->nf >> 1) - 1); @@ -196,7 +202,7 @@ static int rkclk_configure_ddr(struct rk3288_cru *cru, struct rk3288_grf *grf, } /* pll enter slow-mode */ - rk_clrsetreg(&cru->cru_mode_con, DPLL_MODE_MASK << DPLL_MODE_SHIFT, + rk_clrsetreg(&cru->cru_mode_con, DPLL_MODE_MASK, DPLL_MODE_SLOW << DPLL_MODE_SHIFT); rkclk_set_pll(cru, CLK_DDR, &dpll_cfg[cfg]); @@ -206,7 +212,7 @@ static int rkclk_configure_ddr(struct rk3288_cru *cru, struct rk3288_grf *grf, udelay(1); /* PLL enter normal-mode */ - rk_clrsetreg(&cru->cru_mode_con, DPLL_MODE_MASK << DPLL_MODE_SHIFT, + rk_clrsetreg(&cru->cru_mode_con, DPLL_MODE_MASK, DPLL_MODE_NORMAL << DPLL_MODE_SHIFT); return 0; @@ -294,7 +300,7 @@ static int rockchip_mac_set_clk(struct rk3288_cru *cru, { /* Assuming mac_clk is fed by an external clock */ rk_clrsetreg(&cru->cru_clksel_con[21], - RMII_EXTCLK_MASK << RMII_EXTCLK_SHIFT, + RMII_EXTCLK_MASK, RMII_EXTCLK_SELECT_EXT_CLK << RMII_EXTCLK_SHIFT); return 0; @@ -311,7 +317,7 @@ static int rockchip_vop_set_clk(struct rk3288_cru *cru, struct rk3288_grf *grf, if (ret) return ret; - rk_clrsetreg(&cru->cru_mode_con, NPLL_MODE_MASK << NPLL_MODE_SHIFT, + rk_clrsetreg(&cru->cru_mode_con, NPLL_MODE_MASK, NPLL_MODE_SLOW << NPLL_MODE_SHIFT); rkclk_set_pll(cru, CLK_NEW, &npll_config); @@ -322,7 +328,7 @@ static int rockchip_vop_set_clk(struct rk3288_cru *cru, struct rk3288_grf *grf, udelay(1); } - rk_clrsetreg(&cru->cru_mode_con, NPLL_MODE_MASK << NPLL_MODE_SHIFT, + rk_clrsetreg(&cru->cru_mode_con, NPLL_MODE_MASK, NPLL_MODE_NORMAL << NPLL_MODE_SHIFT); /* vop dclk source clk: npll,dclk_div: 1 */ @@ -339,9 +345,8 @@ static int rockchip_vop_set_clk(struct rk3288_cru *cru, struct rk3288_grf *grf, return 0; } -#endif +#endif /* CONFIG_SPL_BUILD */ -#ifdef CONFIG_SPL_BUILD static void rkclk_init(struct rk3288_cru *cru, struct rk3288_grf *grf) { u32 aclk_div; @@ -350,8 +355,7 @@ static void rkclk_init(struct rk3288_cru *cru, struct rk3288_grf *grf) /* pll enter slow-mode */ rk_clrsetreg(&cru->cru_mode_con, - GPLL_MODE_MASK << GPLL_MODE_SHIFT | - CPLL_MODE_MASK << CPLL_MODE_SHIFT, + GPLL_MODE_MASK | CPLL_MODE_MASK, GPLL_MODE_SLOW << GPLL_MODE_SHIFT | CPLL_MODE_SLOW << CPLL_MODE_SHIFT); @@ -380,10 +384,8 @@ static void rkclk_init(struct rk3288_cru *cru, struct rk3288_grf *grf) PD_BUS_ACLK_HZ && pclk_div < 0x7); rk_clrsetreg(&cru->cru_clksel_con[1], - PD_BUS_PCLK_DIV_MASK << PD_BUS_PCLK_DIV_SHIFT | - PD_BUS_HCLK_DIV_MASK << PD_BUS_HCLK_DIV_SHIFT | - PD_BUS_ACLK_DIV0_MASK << PD_BUS_ACLK_DIV0_SHIFT | - PD_BUS_ACLK_DIV1_MASK << PD_BUS_ACLK_DIV1_SHIFT, + PD_BUS_PCLK_DIV_MASK | PD_BUS_HCLK_DIV_MASK | + PD_BUS_ACLK_DIV0_MASK | PD_BUS_ACLK_DIV1_MASK, pclk_div << PD_BUS_PCLK_DIV_SHIFT | hclk_div << PD_BUS_HCLK_DIV_SHIFT | aclk_div << PD_BUS_ACLK_DIV0_SHIFT | @@ -405,9 +407,8 @@ static void rkclk_init(struct rk3288_cru *cru, struct rk3288_grf *grf) PERI_ACLK_HZ && (pclk_div < 0x4)); rk_clrsetreg(&cru->cru_clksel_con[10], - PERI_PCLK_DIV_MASK << PERI_PCLK_DIV_SHIFT | - PERI_HCLK_DIV_MASK << PERI_HCLK_DIV_SHIFT | - PERI_ACLK_DIV_MASK << PERI_ACLK_DIV_SHIFT, + PERI_PCLK_DIV_MASK | PERI_HCLK_DIV_MASK | + PERI_ACLK_DIV_MASK, PERI_SEL_GPLL << PERI_SEL_PLL_SHIFT | pclk_div << PERI_PCLK_DIV_SHIFT | hclk_div << PERI_HCLK_DIV_SHIFT | @@ -415,18 +416,15 @@ static void rkclk_init(struct rk3288_cru *cru, struct rk3288_grf *grf) /* PLL enter normal-mode */ rk_clrsetreg(&cru->cru_mode_con, - GPLL_MODE_MASK << GPLL_MODE_SHIFT | - CPLL_MODE_MASK << CPLL_MODE_SHIFT, + GPLL_MODE_MASK | CPLL_MODE_MASK, GPLL_MODE_NORMAL << GPLL_MODE_SHIFT | CPLL_MODE_NORMAL << CPLL_MODE_SHIFT); } -#endif void rk3288_clk_configure_cpu(struct rk3288_cru *cru, struct rk3288_grf *grf) { /* pll enter slow-mode */ - rk_clrsetreg(&cru->cru_mode_con, - APLL_MODE_MASK << APLL_MODE_SHIFT, + rk_clrsetreg(&cru->cru_mode_con, APLL_MODE_MASK, APLL_MODE_SLOW << APLL_MODE_SHIFT); rkclk_set_pll(cru, CLK_ARM, &apll_init_cfg); @@ -442,10 +440,8 @@ void rk3288_clk_configure_cpu(struct rk3288_cru *cru, struct rk3288_grf *grf) * arm clk = 1800MHz, mpclk = 450MHz, m0clk = 900MHz */ rk_clrsetreg(&cru->cru_clksel_con[0], - CORE_SEL_PLL_MASK << CORE_SEL_PLL_SHIFT | - A17_DIV_MASK << A17_DIV_SHIFT | - MP_DIV_MASK << MP_DIV_SHIFT | - M0_DIV_MASK << M0_DIV_SHIFT, + CORE_SEL_PLL_MASK | A17_DIV_MASK | MP_DIV_MASK | + M0_DIV_MASK, 0 << A17_DIV_SHIFT | 3 << MP_DIV_SHIFT | 1 << M0_DIV_SHIFT); @@ -455,16 +451,14 @@ void rk3288_clk_configure_cpu(struct rk3288_cru *cru, struct rk3288_grf *grf) * l2ramclk = 900MHz, atclk = 450MHz, pclk_dbg = 450MHz */ rk_clrsetreg(&cru->cru_clksel_con[37], - CLK_L2RAM_DIV_MASK << CLK_L2RAM_DIV_SHIFT | - ATCLK_CORE_DIV_CON_MASK << ATCLK_CORE_DIV_CON_SHIFT | - PCLK_CORE_DBG_DIV_MASK >> PCLK_CORE_DBG_DIV_SHIFT, + CLK_L2RAM_DIV_MASK | ATCLK_CORE_DIV_CON_MASK | + PCLK_CORE_DBG_DIV_MASK, 1 << CLK_L2RAM_DIV_SHIFT | 3 << ATCLK_CORE_DIV_CON_SHIFT | 3 << PCLK_CORE_DBG_DIV_SHIFT); /* PLL enter normal-mode */ - rk_clrsetreg(&cru->cru_mode_con, - APLL_MODE_MASK << APLL_MODE_SHIFT, + rk_clrsetreg(&cru->cru_mode_con, APLL_MODE_MASK, APLL_MODE_NORMAL << APLL_MODE_SHIFT); } @@ -484,16 +478,16 @@ static uint32_t rkclk_pll_get_rate(struct rk3288_cru *cru, con = readl(&cru->cru_mode_con); shift = clk_shift[clk_id]; - switch ((con >> shift) & APLL_MODE_MASK) { + switch ((con >> shift) & CRU_MODE_MASK) { case APLL_MODE_SLOW: return OSC_HZ; case APLL_MODE_NORMAL: /* normal mode */ con = readl(&pll->con0); - no = ((con >> CLKOD_SHIFT) & CLKOD_MASK) + 1; - nr = ((con >> CLKR_SHIFT) & CLKR_MASK) + 1; + no = ((con & CLKOD_MASK) >> CLKOD_SHIFT) + 1; + nr = ((con & CLKR_MASK) >> CLKR_SHIFT) + 1; con = readl(&pll->con1); - nf = ((con >> CLKF_SHIFT) & CLKF_MASK) + 1; + nf = ((con & CLKF_MASK) >> CLKF_SHIFT) + 1; return (24 * nf / (nr * no)) * 1000000; case APLL_MODE_DEEP: @@ -511,19 +505,22 @@ static ulong rockchip_mmc_get_clk(struct rk3288_cru *cru, uint gclk_rate, switch (periph) { case HCLK_EMMC: + case SCLK_EMMC: con = readl(&cru->cru_clksel_con[12]); - mux = (con >> EMMC_PLL_SHIFT) & EMMC_PLL_MASK; - div = (con >> EMMC_DIV_SHIFT) & EMMC_DIV_MASK; + mux = (con & EMMC_PLL_MASK) >> EMMC_PLL_SHIFT; + div = (con & EMMC_DIV_MASK) >> EMMC_DIV_SHIFT; break; case HCLK_SDMMC: + case SCLK_SDMMC: con = readl(&cru->cru_clksel_con[11]); - mux = (con >> MMC0_PLL_SHIFT) & MMC0_PLL_MASK; - div = (con >> MMC0_DIV_SHIFT) & MMC0_DIV_MASK; + mux = (con & MMC0_PLL_MASK) >> MMC0_PLL_SHIFT; + div = (con & MMC0_DIV_MASK) >> MMC0_DIV_SHIFT; break; case HCLK_SDIO0: + case SCLK_SDIO0: con = readl(&cru->cru_clksel_con[12]); - mux = (con >> SDIO0_PLL_SHIFT) & SDIO0_PLL_MASK; - div = (con >> SDIO0_DIV_SHIFT) & SDIO0_DIV_MASK; + mux = (con & SDIO0_PLL_MASK) >> SDIO0_PLL_SHIFT; + div = (con & SDIO0_DIV_MASK) >> SDIO0_DIV_SHIFT; break; default: return -EINVAL; @@ -540,10 +537,12 @@ static ulong rockchip_mmc_set_clk(struct rk3288_cru *cru, uint gclk_rate, int mux; debug("%s: gclk_rate=%u\n", __func__, gclk_rate); - src_clk_div = RATE_TO_DIV(gclk_rate, freq); + /* mmc clock default div 2 internal, need provide double in cru */ + src_clk_div = DIV_ROUND_UP(gclk_rate / 2, freq); if (src_clk_div > 0x3f) { - src_clk_div = RATE_TO_DIV(OSC_HZ, freq); + src_clk_div = DIV_ROUND_UP(OSC_HZ / 2, freq); + assert(src_clk_div < 0x40); mux = EMMC_PLL_SELECT_24MHZ; assert((int)EMMC_PLL_SELECT_24MHZ == (int)MMC0_PLL_SELECT_24MHZ); @@ -554,23 +553,23 @@ static ulong rockchip_mmc_set_clk(struct rk3288_cru *cru, uint gclk_rate, } switch (periph) { case HCLK_EMMC: + case SCLK_EMMC: rk_clrsetreg(&cru->cru_clksel_con[12], - EMMC_PLL_MASK << EMMC_PLL_SHIFT | - EMMC_DIV_MASK << EMMC_DIV_SHIFT, + EMMC_PLL_MASK | EMMC_DIV_MASK, mux << EMMC_PLL_SHIFT | (src_clk_div - 1) << EMMC_DIV_SHIFT); break; case HCLK_SDMMC: + case SCLK_SDMMC: rk_clrsetreg(&cru->cru_clksel_con[11], - MMC0_PLL_MASK << MMC0_PLL_SHIFT | - MMC0_DIV_MASK << MMC0_DIV_SHIFT, + MMC0_PLL_MASK | MMC0_DIV_MASK, mux << MMC0_PLL_SHIFT | (src_clk_div - 1) << MMC0_DIV_SHIFT); break; case HCLK_SDIO0: + case SCLK_SDIO0: rk_clrsetreg(&cru->cru_clksel_con[12], - SDIO0_PLL_MASK << SDIO0_PLL_SHIFT | - SDIO0_DIV_MASK << SDIO0_DIV_SHIFT, + SDIO0_PLL_MASK | SDIO0_DIV_MASK, mux << SDIO0_PLL_SHIFT | (src_clk_div - 1) << SDIO0_DIV_SHIFT); break; @@ -590,18 +589,18 @@ static ulong rockchip_spi_get_clk(struct rk3288_cru *cru, uint gclk_rate, switch (periph) { case SCLK_SPI0: con = readl(&cru->cru_clksel_con[25]); - mux = (con >> SPI0_PLL_SHIFT) & SPI0_PLL_MASK; - div = (con >> SPI0_DIV_SHIFT) & SPI0_DIV_MASK; + mux = (con & SPI0_PLL_MASK) >> SPI0_PLL_SHIFT; + div = (con & SPI0_DIV_MASK) >> SPI0_DIV_SHIFT; break; case SCLK_SPI1: con = readl(&cru->cru_clksel_con[25]); - mux = (con >> SPI1_PLL_SHIFT) & SPI1_PLL_MASK; - div = (con >> SPI1_DIV_SHIFT) & SPI1_DIV_MASK; + mux = (con & SPI1_PLL_MASK) >> SPI1_PLL_SHIFT; + div = (con & SPI1_DIV_MASK) >> SPI1_DIV_SHIFT; break; case SCLK_SPI2: con = readl(&cru->cru_clksel_con[39]); - mux = (con >> SPI2_PLL_SHIFT) & SPI2_PLL_MASK; - div = (con >> SPI2_DIV_SHIFT) & SPI2_DIV_MASK; + mux = (con & SPI2_PLL_MASK) >> SPI2_PLL_SHIFT; + div = (con & SPI2_DIV_MASK) >> SPI2_DIV_SHIFT; break; default: return -EINVAL; @@ -617,26 +616,24 @@ static ulong rockchip_spi_set_clk(struct rk3288_cru *cru, uint gclk_rate, int src_clk_div; debug("%s: clk_general_rate=%u\n", __func__, gclk_rate); - src_clk_div = RATE_TO_DIV(gclk_rate, freq); + src_clk_div = DIV_ROUND_UP(gclk_rate, freq) - 1; + assert(src_clk_div < 128); switch (periph) { case SCLK_SPI0: rk_clrsetreg(&cru->cru_clksel_con[25], - SPI0_PLL_MASK << SPI0_PLL_SHIFT | - SPI0_DIV_MASK << SPI0_DIV_SHIFT, + SPI0_PLL_MASK | SPI0_DIV_MASK, SPI0_PLL_SELECT_GENERAL << SPI0_PLL_SHIFT | src_clk_div << SPI0_DIV_SHIFT); break; case SCLK_SPI1: rk_clrsetreg(&cru->cru_clksel_con[25], - SPI1_PLL_MASK << SPI1_PLL_SHIFT | - SPI1_DIV_MASK << SPI1_DIV_SHIFT, + SPI1_PLL_MASK | SPI1_DIV_MASK, SPI1_PLL_SELECT_GENERAL << SPI1_PLL_SHIFT | src_clk_div << SPI1_DIV_SHIFT); break; case SCLK_SPI2: rk_clrsetreg(&cru->cru_clksel_con[39], - SPI2_PLL_MASK << SPI2_PLL_SHIFT | - SPI2_DIV_MASK << SPI2_DIV_SHIFT, + SPI2_PLL_MASK | SPI2_DIV_MASK, SPI2_PLL_SELECT_GENERAL << SPI2_PLL_SHIFT | src_clk_div << SPI2_DIV_SHIFT); break; @@ -647,6 +644,31 @@ static ulong rockchip_spi_set_clk(struct rk3288_cru *cru, uint gclk_rate, return rockchip_spi_get_clk(cru, gclk_rate, periph); } +static ulong rockchip_saradc_get_clk(struct rk3288_cru *cru) +{ + u32 div, val; + + val = readl(&cru->cru_clksel_con[24]); + div = bitfield_extract(val, CLK_SARADC_DIV_CON_SHIFT, + CLK_SARADC_DIV_CON_WIDTH); + + return DIV_TO_RATE(OSC_HZ, div); +} + +static ulong rockchip_saradc_set_clk(struct rk3288_cru *cru, uint hz) +{ + int src_clk_div; + + src_clk_div = DIV_ROUND_UP(OSC_HZ, hz) - 1; + assert(src_clk_div < 128); + + rk_clrsetreg(&cru->cru_clksel_con[24], + CLK_SARADC_DIV_CON_MASK, + src_clk_div << CLK_SARADC_DIV_CON_SHIFT); + + return rockchip_saradc_get_clk(cru); +} + static ulong rk3288_clk_get_rate(struct clk *clk) { struct rk3288_clk_priv *priv = dev_get_priv(clk->dev); @@ -660,6 +682,9 @@ static ulong rk3288_clk_get_rate(struct clk *clk) case HCLK_EMMC: case HCLK_SDMMC: case HCLK_SDIO0: + case SCLK_EMMC: + case SCLK_SDMMC: + case SCLK_SDIO0: new_rate = rockchip_mmc_get_clk(priv->cru, gclk_rate, clk->id); break; case SCLK_SPI0: @@ -676,6 +701,9 @@ static ulong rk3288_clk_get_rate(struct clk *clk) return gclk_rate; case PCLK_PWM: return PD_BUS_PCLK_HZ; + case SCLK_SARADC: + new_rate = rockchip_saradc_get_clk(priv->cru); + break; default: return -ENOENT; } @@ -691,12 +719,22 @@ static ulong rk3288_clk_set_rate(struct clk *clk, ulong rate) gclk_rate = rkclk_pll_get_rate(priv->cru, CLK_GENERAL); switch (clk->id) { + case PLL_APLL: + /* We only support a fixed rate here */ + if (rate != 1800000000) + return -EINVAL; + rk3288_clk_configure_cpu(priv->cru, priv->grf); + new_rate = rate; + break; case CLK_DDR: new_rate = rkclk_configure_ddr(priv->cru, priv->grf, rate); break; case HCLK_EMMC: case HCLK_SDMMC: case HCLK_SDIO0: + case SCLK_EMMC: + case SCLK_SDMMC: + case SCLK_SDIO0: new_rate = rockchip_mmc_set_clk(cru, gclk_rate, clk->id, rate); break; case SCLK_SPI0: @@ -756,6 +794,9 @@ static ulong rk3288_clk_set_rate(struct clk *clk, ulong rate) new_rate = rate; break; #endif + case SCLK_SARADC: + new_rate = rockchip_saradc_set_clk(priv->cru, rate); + break; default: return -ENOENT; } @@ -773,7 +814,7 @@ static int rk3288_clk_ofdata_to_platdata(struct udevice *dev) #if !CONFIG_IS_ENABLED(OF_PLATDATA) struct rk3288_clk_priv *priv = dev_get_priv(dev); - priv->cru = (struct rk3288_cru *)dev_get_addr(dev); + priv->cru = (struct rk3288_cru *)devfdt_get_addr(dev); #endif return 0; @@ -782,6 +823,7 @@ static int rk3288_clk_ofdata_to_platdata(struct udevice *dev) static int rk3288_clk_probe(struct udevice *dev) { struct rk3288_clk_priv *priv = dev_get_priv(dev); + bool init_clocks = false; priv->grf = syscon_get_first_range(ROCKCHIP_SYSCON_GRF); if (IS_ERR(priv->grf)) @@ -792,8 +834,24 @@ static int rk3288_clk_probe(struct udevice *dev) priv->cru = map_sysmem(plat->dtd.reg[0], plat->dtd.reg[1]); #endif - rkclk_init(priv->cru, priv->grf); + init_clocks = true; #endif + if (!(gd->flags & GD_FLG_RELOC)) { + u32 reg; + + /* + * Init clocks in U-Boot proper if the NPLL is runnning. This + * indicates that a previous boot loader set up the clocks, so + * we need to redo it. U-Boot's SPL does not set this clock. + */ + reg = readl(&priv->cru->cru_mode_con); + if (((reg & NPLL_MODE_MASK) >> NPLL_MODE_SHIFT) == + NPLL_MODE_NORMAL) + init_clocks = true; + } + + if (init_clocks) + rkclk_init(priv->cru, priv->grf); return 0; } @@ -801,11 +859,22 @@ static int rk3288_clk_probe(struct udevice *dev) static int rk3288_clk_bind(struct udevice *dev) { int ret; + struct udevice *sys_child; + struct sysreset_reg *priv; /* The reset driver does not have a device node, so bind it here */ - ret = device_bind_driver(gd->dm_root, "rk3288_sysreset", "reset", &dev); - if (ret) - debug("Warning: No RK3288 reset driver: ret=%d\n", ret); + ret = device_bind_driver(dev, "rockchip_sysreset", "sysreset", + &sys_child); + if (ret) { + debug("Warning: No sysreset driver: ret=%d\n", ret); + } else { + priv = malloc(sizeof(struct sysreset_reg)); + priv->glb_srst_fst_value = offsetof(struct rk3288_cru, + cru_glb_srst_fst_value); + priv->glb_srst_snd_value = offsetof(struct rk3288_cru, + cru_glb_srst_snd_value); + sys_child->priv = priv; + } return 0; }