diff options
Diffstat (limited to 'drivers/clk/tegra/clk-tegra30.c')
| -rw-r--r-- | drivers/clk/tegra/clk-tegra30.c | 47 |
1 files changed, 27 insertions, 20 deletions
diff --git a/drivers/clk/tegra/clk-tegra30.c b/drivers/clk/tegra/clk-tegra30.c index a1638129eba..32c61cb6d0b 100644 --- a/drivers/clk/tegra/clk-tegra30.c +++ b/drivers/clk/tegra/clk-tegra30.c @@ -275,6 +275,7 @@ static DEFINE_SPINLOCK(clk_out_lock); static DEFINE_SPINLOCK(pll_div_lock); static DEFINE_SPINLOCK(cml_lock); static DEFINE_SPINLOCK(pll_d_lock); +static DEFINE_SPINLOCK(sysrate_lock); #define TEGRA_INIT_DATA_MUX(_name, _con_id, _dev_id, _parents, _offset, \ _clk_num, _regs, _gate_flags, _clk_id) \ @@ -327,21 +328,21 @@ enum tegra30_clk { kbc = 36, statmon, pmc, kfuse = 40, sbc1, nor, sbc2 = 44, sbc3 = 46, i2c5, dsia, mipi = 50, hdmi, csi, tvdac, i2c2, uartc, emc = 57, usb2, usb3, mpe, vde, bsea, bsev, speedo, uartd, uarte, i2c3, sbc4, sdmmc3, - pcie, owr, afi, csite, pciex, avpucq, la, dtv = 79, ndspeed, i2c_slow, + pcie, owr, afi, csite, pciex, avpucq, la, dtv = 79, ndspeed, i2cslow, dsib, irama = 84, iramb, iramc, iramd, cram2, audio_2x = 90, csus = 92, cdev1, cdev2, cpu_g = 96, cpu_lp, gr3d2, mselect, tsensor, i2s3, i2s4, i2c4, sbc5, sbc6, d_audio, apbif, dam0, dam1, dam2, hda2codec_2x, atomics, audio0_2x, audio1_2x, audio2_2x, audio3_2x, audio4_2x, - spdif_2x, actmon, extern1, extern2, extern3, sata_oob, sata, hda, se, - hda2hdmi, sata_cold, uartb = 160, vfir, spdif_out, spdif_in, vi, - vi_sensor, fuse, fuse_burn, cve, tvo, clk_32k, clk_m, clk_m_div2, + spdif_2x, actmon, extern1, extern2, extern3, sata_oob, sata, hda, + se = 127, hda2hdmi, sata_cold, uartb = 160, vfir, spdif_in, spdif_out, + vi, vi_sensor, fuse, fuse_burn, cve, tvo, clk_32k, clk_m, clk_m_div2, clk_m_div4, pll_ref, pll_c, pll_c_out1, pll_m, pll_m_out1, pll_p, pll_p_out1, pll_p_out2, pll_p_out3, pll_p_out4, pll_a, pll_a_out0, pll_d, pll_d_out0, pll_d2, pll_d2_out0, pll_u, pll_x, pll_x_out0, pll_e, spdif_in_sync, i2s0_sync, i2s1_sync, i2s2_sync, i2s3_sync, i2s4_sync, vimclk_sync, audio0, audio1, audio2, audio3, audio4, spdif, clk_out_1, clk_out_2, clk_out_3, sclk, blink, cclk_g, cclk_lp, twd, cml0, cml1, - i2cslow, hclk, pclk, clk_out_1_mux = 300, clk_max + hclk, pclk, clk_out_1_mux = 300, clk_max }; static struct clk *clks[clk_max]; @@ -1249,16 +1250,16 @@ static void __init tegra30_pmc_clk_init(void) } -const char *cclk_g_parents[] = { "clk_m", "pll_c", "clk_32k", "pll_m", - "pll_p_cclkg", "pll_p_out4_cclkg", - "pll_p_out3_cclkg", "unused", "pll_x" }; -const char *cclk_lp_parents[] = { "clk_m", "pll_c", "clk_32k", "pll_m", - "pll_p_cclklp", "pll_p_out4_cclklp", - "pll_p_out3_cclklp", "unused", "pll_x", - "pll_x_out0" }; -const char *sclk_parents[] = { "clk_m", "pll_c_out1", "pll_p_out4", - "pll_p_out3", "pll_p_out2", "unused", - "clk_32k", "pll_m_out1" }; +static const char *cclk_g_parents[] = { "clk_m", "pll_c", "clk_32k", "pll_m", + "pll_p_cclkg", "pll_p_out4_cclkg", + "pll_p_out3_cclkg", "unused", "pll_x" }; +static const char *cclk_lp_parents[] = { "clk_m", "pll_c", "clk_32k", "pll_m", + "pll_p_cclklp", "pll_p_out4_cclklp", + "pll_p_out3_cclklp", "unused", "pll_x", + "pll_x_out0" }; +static const char *sclk_parents[] = { "clk_m", "pll_c_out1", "pll_p_out4", + "pll_p_out3", "pll_p_out2", "unused", + "clk_32k", "pll_m_out1" }; static void __init tegra30_super_clk_init(void) { @@ -1348,19 +1349,21 @@ static void __init tegra30_super_clk_init(void) /* HCLK */ clk = clk_register_divider(NULL, "hclk_div", "sclk", 0, - clk_base + SYSTEM_CLK_RATE, 4, 2, 0, NULL); + clk_base + SYSTEM_CLK_RATE, 4, 2, 0, + &sysrate_lock); clk = clk_register_gate(NULL, "hclk", "hclk_div", CLK_SET_RATE_PARENT, clk_base + SYSTEM_CLK_RATE, 7, - CLK_GATE_SET_TO_DISABLE, NULL); + CLK_GATE_SET_TO_DISABLE, &sysrate_lock); clk_register_clkdev(clk, "hclk", NULL); clks[hclk] = clk; /* PCLK */ clk = clk_register_divider(NULL, "pclk_div", "hclk", 0, - clk_base + SYSTEM_CLK_RATE, 0, 2, 0, NULL); + clk_base + SYSTEM_CLK_RATE, 0, 2, 0, + &sysrate_lock); clk = clk_register_gate(NULL, "pclk", "pclk_div", CLK_SET_RATE_PARENT, clk_base + SYSTEM_CLK_RATE, 3, - CLK_GATE_SET_TO_DISABLE, NULL); + CLK_GATE_SET_TO_DISABLE, &sysrate_lock); clk_register_clkdev(clk, "pclk", NULL); clks[pclk] = clk; @@ -1874,7 +1877,11 @@ static struct tegra_cpu_car_ops tegra30_cpu_car_ops = { }; static __initdata struct tegra_clk_init_table init_table[] = { - {uarta, pll_p, 408000000, 1}, + {uarta, pll_p, 408000000, 0}, + {uartb, pll_p, 408000000, 0}, + {uartc, pll_p, 408000000, 0}, + {uartd, pll_p, 408000000, 0}, + {uarte, pll_p, 408000000, 0}, {pll_a, clk_max, 564480000, 1}, {pll_a_out0, clk_max, 11289600, 1}, {extern1, pll_a_out0, 0, 1}, |