On 12/07/18 12:53, Aapo Vienamo wrote: > From: Peter De-Schrijver <pdeschrijver@xxxxxxxxxx> > > These clocks have low jitter paths to certain parents. To model these > correctly, use the sdmmc mux divider clock type. > > Signed-off-by: Peter De-Schrijver <pdeschrijver@xxxxxxxxxx> > Signed-off-by: Aapo Vienamo <avienamo@xxxxxxxxxx> > Acked-by: Peter De Schrijver <pdeschrijver@xxxxxxxxxx> > --- > drivers/clk/tegra/clk-id.h | 2 -- > drivers/clk/tegra/clk-tegra-periph.c | 11 ----------- > drivers/clk/tegra/clk-tegra210.c | 14 ++++++++++++-- > 3 files changed, 12 insertions(+), 15 deletions(-) > > diff --git a/drivers/clk/tegra/clk-id.h b/drivers/clk/tegra/clk-id.h > index b616e33..de466b4 100644 > --- a/drivers/clk/tegra/clk-id.h > +++ b/drivers/clk/tegra/clk-id.h > @@ -227,13 +227,11 @@ enum clk_id { > tegra_clk_sdmmc1_9, > tegra_clk_sdmmc2, > tegra_clk_sdmmc2_8, > - tegra_clk_sdmmc2_9, > tegra_clk_sdmmc3, > tegra_clk_sdmmc3_8, > tegra_clk_sdmmc3_9, > tegra_clk_sdmmc4, > tegra_clk_sdmmc4_8, > - tegra_clk_sdmmc4_9, > tegra_clk_se, > tegra_clk_soc_therm, > tegra_clk_soc_therm_8, > diff --git a/drivers/clk/tegra/clk-tegra-periph.c b/drivers/clk/tegra/clk-tegra-periph.c > index 2acba29..38c4eb2 100644 > --- a/drivers/clk/tegra/clk-tegra-periph.c > +++ b/drivers/clk/tegra/clk-tegra-periph.c > @@ -451,15 +451,6 @@ static u32 mux_pllp_pllc4_out2_pllc4_out1_clkm_pllc4_out0_idx[] = { > [0] = 0, [1] = 3, [2] = 4, [3] = 6, [4] = 7, > }; > > -static const char *mux_pllp_clkm_pllc4_out2_out1_out0_lj[] = { > - "pll_p", > - "pll_c4_out2", "pll_c4_out0", /* LJ input */ > - "pll_c4_out2", "pll_c4_out1", > - "pll_c4_out1", /* LJ input */ > - "clk_m", "pll_c4_out0" > -}; > -#define mux_pllp_clkm_pllc4_out2_out1_out0_lj_idx NULL > - > static const char *mux_pllp_pllc2_c_c3_clkm[] = { > "pll_p", "pll_c2", "pll_c", "pll_c3", "clk_m" > }; > @@ -686,9 +677,7 @@ static struct tegra_periph_init_data periph_clks[] = { > MUX("sdmmc3", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_SDMMC3, 69, TEGRA_PERIPH_ON_APB, tegra_clk_sdmmc3), > MUX("sdmmc4", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_SDMMC4, 15, TEGRA_PERIPH_ON_APB, tegra_clk_sdmmc4), > MUX8("sdmmc1", mux_pllp_pllc4_out2_pllc4_out1_clkm_pllc4_out0, CLK_SOURCE_SDMMC1, 14, TEGRA_PERIPH_ON_APB, tegra_clk_sdmmc1_9), > - MUX8("sdmmc2", mux_pllp_clkm_pllc4_out2_out1_out0_lj, CLK_SOURCE_SDMMC2, 9, TEGRA_PERIPH_ON_APB, tegra_clk_sdmmc2_9), > MUX8("sdmmc3", mux_pllp_pllc4_out2_pllc4_out1_clkm_pllc4_out0, CLK_SOURCE_SDMMC3, 69, TEGRA_PERIPH_ON_APB, tegra_clk_sdmmc3_9), > - MUX8("sdmmc4", mux_pllp_clkm_pllc4_out2_out1_out0_lj, CLK_SOURCE_SDMMC4, 15, TEGRA_PERIPH_ON_APB, tegra_clk_sdmmc4_9), > MUX("la", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_LA, 76, TEGRA_PERIPH_ON_APB, tegra_clk_la), > MUX("trace", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_TRACE, 77, TEGRA_PERIPH_ON_APB, tegra_clk_trace), > MUX("owr", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_OWR, 71, TEGRA_PERIPH_ON_APB, tegra_clk_owr), > diff --git a/drivers/clk/tegra/clk-tegra210.c b/drivers/clk/tegra/clk-tegra210.c > index 5435d01..9eb1cb1 100644 > --- a/drivers/clk/tegra/clk-tegra210.c > +++ b/drivers/clk/tegra/clk-tegra210.c > @@ -44,6 +44,8 @@ > #define CLK_SOURCE_EMC 0x19c > #define CLK_SOURCE_SOR1 0x410 > #define CLK_SOURCE_LA 0x1f8 > +#define CLK_SOURCE_SDMMC2 0x154 > +#define CLK_SOURCE_SDMMC4 0x164 > > #define PLLC_BASE 0x80 > #define PLLC_OUT 0x84 > @@ -2286,11 +2288,9 @@ static struct tegra_clk tegra210_clks[tegra_clk_max] __initdata = { > [tegra_clk_rtc] = { .dt_id = TEGRA210_CLK_RTC, .present = true }, > [tegra_clk_timer] = { .dt_id = TEGRA210_CLK_TIMER, .present = true }, > [tegra_clk_uarta_8] = { .dt_id = TEGRA210_CLK_UARTA, .present = true }, > - [tegra_clk_sdmmc2_9] = { .dt_id = TEGRA210_CLK_SDMMC2, .present = true }, > [tegra_clk_i2s1] = { .dt_id = TEGRA210_CLK_I2S1, .present = true }, > [tegra_clk_i2c1] = { .dt_id = TEGRA210_CLK_I2C1, .present = true }, > [tegra_clk_sdmmc1_9] = { .dt_id = TEGRA210_CLK_SDMMC1, .present = true }, > - [tegra_clk_sdmmc4_9] = { .dt_id = TEGRA210_CLK_SDMMC4, .present = true }, > [tegra_clk_pwm] = { .dt_id = TEGRA210_CLK_PWM, .present = true }, > [tegra_clk_i2s2] = { .dt_id = TEGRA210_CLK_I2S2, .present = true }, > [tegra_clk_usbd] = { .dt_id = TEGRA210_CLK_USBD, .present = true }, > @@ -3030,6 +3030,16 @@ static __init void tegra210_periph_clk_init(void __iomem *clk_base, > 0, NULL); > clks[TEGRA210_CLK_ACLK] = clk; > > + clk = tegra_clk_register_sdmmc_mux_div("sdmmc2", clk_base, > + CLK_SOURCE_SDMMC2, 9, > + TEGRA_DIVIDER_ROUND_UP, 0, NULL); > + clks[TEGRA210_CLK_SDMMC2] = clk; > + > + clk = tegra_clk_register_sdmmc_mux_div("sdmmc4", clk_base, > + CLK_SOURCE_SDMMC4, 15, > + TEGRA_DIVIDER_ROUND_UP, 0, NULL); > + clks[TEGRA210_CLK_SDMMC4] = clk; > + Peter, do we need to check for an error here before populating the pointer returned? Cheers Jon -- nvpublic -- To unsubscribe from this list: send the line "unsubscribe linux-tegra" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html