diff options
Diffstat (limited to 'drivers/clk/tegra/clk-tegra124.c')
| -rw-r--r-- | drivers/clk/tegra/clk-tegra124.c | 36 |
1 files changed, 16 insertions, 20 deletions
diff --git a/drivers/clk/tegra/clk-tegra124.c b/drivers/clk/tegra/clk-tegra124.c index 5c11ed9f5e54..9a893f2fe8e9 100644 --- a/drivers/clk/tegra/clk-tegra124.c +++ b/drivers/clk/tegra/clk-tegra124.c @@ -136,7 +136,6 @@ static unsigned long osc_freq; static unsigned long pll_ref_freq; static DEFINE_SPINLOCK(pll_d_lock); -static DEFINE_SPINLOCK(pll_d2_lock); static DEFINE_SPINLOCK(pll_e_lock); static DEFINE_SPINLOCK(pll_re_lock); static DEFINE_SPINLOCK(pll_u_lock); @@ -153,11 +152,6 @@ static unsigned long tegra124_input_freq[] = { [12] = 260000000, }; -static const char *mux_plld_out0_plld2_out0[] = { - "pll_d_out0", "pll_d2_out0", -}; -#define mux_plld_out0_plld2_out0_idx NULL - static const char *mux_pllmcp_clkm[] = { "pll_m", "pll_c", "pll_p", "clk_m", "pll_m_ud", "pll_c2", "pll_c3", }; @@ -791,7 +785,6 @@ static struct tegra_clk tegra124_clks[tegra_clk_max] __initdata = { [tegra_clk_sbc2] = { .dt_id = TEGRA124_CLK_SBC2, .present = true }, [tegra_clk_sbc3] = { .dt_id = TEGRA124_CLK_SBC3, .present = true }, [tegra_clk_i2c5] = { .dt_id = TEGRA124_CLK_I2C5, .present = true }, - [tegra_clk_dsia] = { .dt_id = TEGRA124_CLK_DSIA, .present = true }, [tegra_clk_mipi] = { .dt_id = TEGRA124_CLK_MIPI, .present = true }, [tegra_clk_hdmi] = { .dt_id = TEGRA124_CLK_HDMI, .present = true }, [tegra_clk_csi] = { .dt_id = TEGRA124_CLK_CSI, .present = true }, @@ -817,7 +810,6 @@ static struct tegra_clk tegra124_clks[tegra_clk_max] __initdata = { [tegra_clk_soc_therm] = { .dt_id = TEGRA124_CLK_SOC_THERM, .present = true }, [tegra_clk_dtv] = { .dt_id = TEGRA124_CLK_DTV, .present = true }, [tegra_clk_i2cslow] = { .dt_id = TEGRA124_CLK_I2CSLOW, .present = true }, - [tegra_clk_dsib] = { .dt_id = TEGRA124_CLK_DSIB, .present = true }, [tegra_clk_tsec] = { .dt_id = TEGRA124_CLK_TSEC, .present = true }, [tegra_clk_xusb_host] = { .dt_id = TEGRA124_CLK_XUSB_HOST, .present = true }, [tegra_clk_msenc] = { .dt_id = TEGRA124_CLK_MSENC, .present = true }, @@ -957,8 +949,6 @@ static struct tegra_clk tegra124_clks[tegra_clk_max] __initdata = { [tegra_clk_clk_out_1_mux] = { .dt_id = TEGRA124_CLK_CLK_OUT_1_MUX, .present = true }, [tegra_clk_clk_out_2_mux] = { .dt_id = TEGRA124_CLK_CLK_OUT_2_MUX, .present = true }, [tegra_clk_clk_out_3_mux] = { .dt_id = TEGRA124_CLK_CLK_OUT_3_MUX, .present = true }, - [tegra_clk_dsia_mux] = { .dt_id = TEGRA124_CLK_DSIA_MUX, .present = true }, - [tegra_clk_dsib_mux] = { .dt_id = TEGRA124_CLK_DSIB_MUX, .present = true }, }; static struct tegra_devclk devclks[] __initdata = { @@ -1120,17 +1110,17 @@ static __init void tegra124_periph_clk_init(void __iomem *clk_base, 1, 2); clks[TEGRA124_CLK_XUSB_SS_DIV2] = clk; - /* dsia mux */ - clk = clk_register_mux(NULL, "dsia_mux", mux_plld_out0_plld2_out0, - ARRAY_SIZE(mux_plld_out0_plld2_out0), 0, - clk_base + PLLD_BASE, 25, 1, 0, &pll_d_lock); - clks[TEGRA124_CLK_DSIA_MUX] = clk; + clk = clk_register_gate(NULL, "plld_dsi", "plld_out0", 0, + clk_base + PLLD_MISC, 30, 0, &pll_d_lock); + clks[TEGRA124_CLK_PLLD_DSI] = clk; - /* dsib mux */ - clk = clk_register_mux(NULL, "dsib_mux", mux_plld_out0_plld2_out0, - ARRAY_SIZE(mux_plld_out0_plld2_out0), 0, - clk_base + PLLD2_BASE, 25, 1, 0, &pll_d2_lock); - clks[TEGRA124_CLK_DSIB_MUX] = clk; + clk = tegra_clk_register_periph_gate("dsia", "plld_dsi", 0, clk_base, + 0, 48, periph_clk_enb_refcnt); + clks[TEGRA124_CLK_DSIA] = clk; + + clk = tegra_clk_register_periph_gate("dsib", "plld_dsi", 0, clk_base, + 0, 82, periph_clk_enb_refcnt); + clks[TEGRA124_CLK_DSIB] = clk; /* emc mux */ clk = clk_register_mux(NULL, "emc_mux", mux_pllmcp_clkm, @@ -1457,6 +1447,7 @@ static void __init tegra132_clock_apply_init_table(void) static void __init tegra124_132_clock_init_pre(struct device_node *np) { struct device_node *node; + u32 plld_base; clk_base = of_iomap(np, 0); if (!clk_base) { @@ -1492,6 +1483,11 @@ static void __init tegra124_132_clock_init_pre(struct device_node *np) tegra124_periph_clk_init(clk_base, pmc_base); tegra_audio_clk_init(clk_base, pmc_base, tegra124_clks, &pll_a_params); tegra_pmc_clk_init(pmc_base, tegra124_clks); + + /* For Tegra124 & Tegra132, PLLD is the only source for DSIA & DSIB */ + plld_base = clk_readl(clk_base + PLLD_BASE); + plld_base &= ~BIT(25); + clk_writel(plld_base, clk_base + PLLD_BASE); } /** |