diff options
Diffstat (limited to 'drivers/clk/qcom/clk-rpmh.c')
| -rw-r--r-- | drivers/clk/qcom/clk-rpmh.c | 219 |
1 files changed, 208 insertions, 11 deletions
diff --git a/drivers/clk/qcom/clk-rpmh.c b/drivers/clk/qcom/clk-rpmh.c index 86572570bc54..1a98b3a0c528 100644 --- a/drivers/clk/qcom/clk-rpmh.c +++ b/drivers/clk/qcom/clk-rpmh.c @@ -8,8 +8,8 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/of.h> -#include <linux/of_device.h> #include <linux/platform_device.h> +#include <linux/string_choices.h> #include <soc/qcom/cmd-db.h> #include <soc/qcom/rpmh.h> #include <soc/qcom/tcs.h> @@ -66,6 +66,8 @@ struct clk_rpmh { struct clk_rpmh_desc { struct clk_hw **clks; size_t num_clks; + /* RPMh clock clkaN are optional for this platform */ + bool clka_optional; }; static DEFINE_MUTEX(rpmh_clk_lock); @@ -85,7 +87,7 @@ static DEFINE_MUTEX(rpmh_clk_lock); .hw.init = &(struct clk_init_data){ \ .ops = &clk_rpmh_ops, \ .name = #_name, \ - .parent_data = &(const struct clk_parent_data){ \ + .parent_data = &(const struct clk_parent_data){ \ .fw_name = "xo", \ .name = "xo_board", \ }, \ @@ -103,7 +105,7 @@ static DEFINE_MUTEX(rpmh_clk_lock); .hw.init = &(struct clk_init_data){ \ .ops = &clk_rpmh_ops, \ .name = #_name "_ao", \ - .parent_data = &(const struct clk_parent_data){ \ + .parent_data = &(const struct clk_parent_data){ \ .fw_name = "xo", \ .name = "xo_board", \ }, \ @@ -180,7 +182,7 @@ static int clk_rpmh_send_aggregate_command(struct clk_rpmh *c) } c->last_sent_aggr_state = c->aggr_state; - c->peer->last_sent_aggr_state = c->last_sent_aggr_state; + c->peer->last_sent_aggr_state = c->last_sent_aggr_state; return 0; } @@ -207,7 +209,7 @@ static int clk_rpmh_aggregate_state_send_command(struct clk_rpmh *c, c->state = c->valid_state_mask; WARN(1, "clk: %s failed to %s\n", c->res_name, - enable ? "enable" : "disable"); + str_enable_disable(enable)); return ret; } @@ -264,6 +266,8 @@ static int clk_rpmh_bcm_send_cmd(struct clk_rpmh *c, bool enable) cmd_state = 0; } + cmd_state = min(cmd_state, BCM_TCS_CMD_VOTE_MASK); + if (c->last_sent_aggr_state != cmd_state) { cmd.addr = c->res_addr; cmd.data = BCM_TCS_CMD(1, enable, 0, cmd_state); @@ -317,10 +321,10 @@ static int clk_rpmh_bcm_set_rate(struct clk_hw *hw, unsigned long rate, return 0; } -static long clk_rpmh_round_rate(struct clk_hw *hw, unsigned long rate, - unsigned long *parent_rate) +static int clk_rpmh_determine_rate(struct clk_hw *hw, + struct clk_rate_request *req) { - return rate; + return 0; } static unsigned long clk_rpmh_bcm_recalc_rate(struct clk_hw *hw, @@ -328,14 +332,14 @@ static unsigned long clk_rpmh_bcm_recalc_rate(struct clk_hw *hw, { struct clk_rpmh *c = to_clk_rpmh(hw); - return c->aggr_state * c->unit; + return (unsigned long)c->aggr_state * c->unit; } static const struct clk_ops clk_rpmh_bcm_ops = { .prepare = clk_rpmh_bcm_prepare, .unprepare = clk_rpmh_bcm_unprepare, .set_rate = clk_rpmh_bcm_set_rate, - .round_rate = clk_rpmh_round_rate, + .determine_rate = clk_rpmh_determine_rate, .recalc_rate = clk_rpmh_bcm_recalc_rate, }; @@ -351,6 +355,7 @@ DEFINE_CLK_RPMH_VRM(ln_bb_clk3, _a2, "lnbclka3", 2); DEFINE_CLK_RPMH_VRM(ln_bb_clk1, _a4, "lnbclka1", 4); DEFINE_CLK_RPMH_VRM(ln_bb_clk2, _a4, "lnbclka2", 4); +DEFINE_CLK_RPMH_VRM(ln_bb_clk3, _a4, "lnbclka3", 4); DEFINE_CLK_RPMH_VRM(ln_bb_clk2, _g4, "lnbclkg2", 4); DEFINE_CLK_RPMH_VRM(ln_bb_clk3, _g4, "lnbclkg3", 4); @@ -366,24 +371,48 @@ DEFINE_CLK_RPMH_VRM(rf_clk2, _d, "rfclkd2", 1); DEFINE_CLK_RPMH_VRM(rf_clk3, _d, "rfclkd3", 1); DEFINE_CLK_RPMH_VRM(rf_clk4, _d, "rfclkd4", 1); +DEFINE_CLK_RPMH_VRM(rf_clk3, _a2, "rfclka3", 2); + DEFINE_CLK_RPMH_VRM(clk1, _a1, "clka1", 1); DEFINE_CLK_RPMH_VRM(clk2, _a1, "clka2", 1); DEFINE_CLK_RPMH_VRM(clk3, _a1, "clka3", 1); DEFINE_CLK_RPMH_VRM(clk4, _a1, "clka4", 1); DEFINE_CLK_RPMH_VRM(clk5, _a1, "clka5", 1); +DEFINE_CLK_RPMH_VRM(clk3, _a2, "clka3", 2); +DEFINE_CLK_RPMH_VRM(clk4, _a2, "clka4", 2); +DEFINE_CLK_RPMH_VRM(clk5, _a2, "clka5", 2); DEFINE_CLK_RPMH_VRM(clk6, _a2, "clka6", 2); DEFINE_CLK_RPMH_VRM(clk7, _a2, "clka7", 2); DEFINE_CLK_RPMH_VRM(clk8, _a2, "clka8", 2); +DEFINE_CLK_RPMH_VRM(clk7, _a4, "clka7", 4); + DEFINE_CLK_RPMH_VRM(div_clk1, _div2, "divclka1", 2); +DEFINE_CLK_RPMH_VRM(clk3, _a, "C3A_E0", 1); +DEFINE_CLK_RPMH_VRM(clk4, _a, "C4A_E0", 1); +DEFINE_CLK_RPMH_VRM(clk5, _a, "C5A_E0", 1); +DEFINE_CLK_RPMH_VRM(clk8, _a, "C8A_E0", 1); + DEFINE_CLK_RPMH_BCM(ce, "CE0"); DEFINE_CLK_RPMH_BCM(hwkm, "HK0"); DEFINE_CLK_RPMH_BCM(ipa, "IP0"); DEFINE_CLK_RPMH_BCM(pka, "PKA0"); DEFINE_CLK_RPMH_BCM(qpic_clk, "QP0"); +static struct clk_hw *sar2130p_rpmh_clocks[] = { + [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div1.hw, + [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div1_ao.hw, + [RPMH_RF_CLK1] = &clk_rpmh_rf_clk1_a.hw, + [RPMH_RF_CLK1_A] = &clk_rpmh_rf_clk1_a_ao.hw, +}; + +static const struct clk_rpmh_desc clk_rpmh_sar2130p = { + .clks = sar2130p_rpmh_clocks, + .num_clks = ARRAY_SIZE(sar2130p_rpmh_clocks), +}; + static struct clk_hw *sdm845_rpmh_clocks[] = { [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div2.hw, [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div2_ao.hw, @@ -519,6 +548,29 @@ static const struct clk_rpmh_desc clk_rpmh_sc8180x = { .num_clks = ARRAY_SIZE(sc8180x_rpmh_clocks), }; +static struct clk_hw *milos_rpmh_clocks[] = { + [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div4.hw, + [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div4_ao.hw, + [RPMH_LN_BB_CLK2] = &clk_rpmh_clk7_a4.hw, + [RPMH_LN_BB_CLK2_A] = &clk_rpmh_clk7_a4_ao.hw, + /* + * RPMH_LN_BB_CLK3(_A) and RPMH_LN_BB_CLK4(_A) are marked as optional + * downstream, but do not exist in cmd-db on SM7635, so skip them. + */ + [RPMH_RF_CLK1] = &clk_rpmh_clk1_a1.hw, + [RPMH_RF_CLK1_A] = &clk_rpmh_clk1_a1_ao.hw, + [RPMH_RF_CLK2] = &clk_rpmh_clk2_a1.hw, + [RPMH_RF_CLK2_A] = &clk_rpmh_clk2_a1_ao.hw, + [RPMH_RF_CLK3] = &clk_rpmh_clk3_a1.hw, + [RPMH_RF_CLK3_A] = &clk_rpmh_clk3_a1_ao.hw, + [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw, +}; + +static const struct clk_rpmh_desc clk_rpmh_milos = { + .clks = milos_rpmh_clocks, + .num_clks = ARRAY_SIZE(milos_rpmh_clocks), +}; + static struct clk_hw *sm8250_rpmh_clocks[] = { [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div2.hw, [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div2_ao.hw, @@ -628,6 +680,39 @@ static struct clk_hw *sm8550_rpmh_clocks[] = { static const struct clk_rpmh_desc clk_rpmh_sm8550 = { .clks = sm8550_rpmh_clocks, .num_clks = ARRAY_SIZE(sm8550_rpmh_clocks), + .clka_optional = true, +}; + +static struct clk_hw *sm8650_rpmh_clocks[] = { + [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div2.hw, + [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div2_ao.hw, + [RPMH_LN_BB_CLK1] = &clk_rpmh_clk6_a2.hw, + [RPMH_LN_BB_CLK1_A] = &clk_rpmh_clk6_a2_ao.hw, + [RPMH_LN_BB_CLK2] = &clk_rpmh_clk7_a2.hw, + [RPMH_LN_BB_CLK2_A] = &clk_rpmh_clk7_a2_ao.hw, + [RPMH_LN_BB_CLK3] = &clk_rpmh_clk8_a2.hw, + [RPMH_LN_BB_CLK3_A] = &clk_rpmh_clk8_a2_ao.hw, + [RPMH_RF_CLK1] = &clk_rpmh_clk1_a1.hw, + [RPMH_RF_CLK1_A] = &clk_rpmh_clk1_a1_ao.hw, + [RPMH_RF_CLK2] = &clk_rpmh_clk2_a1.hw, + [RPMH_RF_CLK2_A] = &clk_rpmh_clk2_a1_ao.hw, + /* + * The clka3 RPMh resource is missing in cmd-db + * for current platforms, while the clka3 exists + * on the PMK8550, the clock is unconnected and + * unused. + */ + [RPMH_RF_CLK4] = &clk_rpmh_clk4_a2.hw, + [RPMH_RF_CLK4_A] = &clk_rpmh_clk4_a2_ao.hw, + [RPMH_RF_CLK5] = &clk_rpmh_clk5_a2.hw, + [RPMH_RF_CLK5_A] = &clk_rpmh_clk5_a2_ao.hw, + [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw, +}; + +static const struct clk_rpmh_desc clk_rpmh_sm8650 = { + .clks = sm8650_rpmh_clocks, + .num_clks = ARRAY_SIZE(sm8650_rpmh_clocks), + .clka_optional = true, }; static struct clk_hw *sc7280_rpmh_clocks[] = { @@ -718,6 +803,104 @@ static const struct clk_rpmh_desc clk_rpmh_sdx75 = { .num_clks = ARRAY_SIZE(sdx75_rpmh_clocks), }; +static struct clk_hw *sm4450_rpmh_clocks[] = { + [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div4.hw, + [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div4_ao.hw, + [RPMH_LN_BB_CLK2] = &clk_rpmh_ln_bb_clk2_a4.hw, + [RPMH_LN_BB_CLK2_A] = &clk_rpmh_ln_bb_clk2_a4_ao.hw, + [RPMH_LN_BB_CLK3] = &clk_rpmh_ln_bb_clk3_a4.hw, + [RPMH_LN_BB_CLK3_A] = &clk_rpmh_ln_bb_clk3_a4_ao.hw, + [RPMH_RF_CLK1] = &clk_rpmh_rf_clk1_a.hw, + [RPMH_RF_CLK1_A] = &clk_rpmh_rf_clk1_a_ao.hw, + [RPMH_RF_CLK5] = &clk_rpmh_rf_clk5_a.hw, + [RPMH_RF_CLK5_A] = &clk_rpmh_rf_clk5_a_ao.hw, + [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw, +}; + +static const struct clk_rpmh_desc clk_rpmh_sm4450 = { + .clks = sm4450_rpmh_clocks, + .num_clks = ARRAY_SIZE(sm4450_rpmh_clocks), +}; + +static struct clk_hw *x1e80100_rpmh_clocks[] = { + [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div2.hw, + [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div2_ao.hw, + [RPMH_LN_BB_CLK1] = &clk_rpmh_clk6_a2.hw, + [RPMH_LN_BB_CLK1_A] = &clk_rpmh_clk6_a2_ao.hw, + [RPMH_LN_BB_CLK2] = &clk_rpmh_clk7_a2.hw, + [RPMH_LN_BB_CLK2_A] = &clk_rpmh_clk7_a2_ao.hw, + [RPMH_LN_BB_CLK3] = &clk_rpmh_clk8_a2.hw, + [RPMH_LN_BB_CLK3_A] = &clk_rpmh_clk8_a2_ao.hw, + [RPMH_RF_CLK3] = &clk_rpmh_clk3_a2.hw, + [RPMH_RF_CLK3_A] = &clk_rpmh_clk3_a2_ao.hw, + [RPMH_RF_CLK4] = &clk_rpmh_clk4_a2.hw, + [RPMH_RF_CLK4_A] = &clk_rpmh_clk4_a2_ao.hw, + [RPMH_RF_CLK5] = &clk_rpmh_clk5_a2.hw, + [RPMH_RF_CLK5_A] = &clk_rpmh_clk5_a2_ao.hw, +}; + +static const struct clk_rpmh_desc clk_rpmh_x1e80100 = { + .clks = x1e80100_rpmh_clocks, + .num_clks = ARRAY_SIZE(x1e80100_rpmh_clocks), +}; + +static struct clk_hw *qcs615_rpmh_clocks[] = { + [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div2.hw, + [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div2_ao.hw, + [RPMH_LN_BB_CLK2] = &clk_rpmh_ln_bb_clk2_a2.hw, + [RPMH_LN_BB_CLK2_A] = &clk_rpmh_ln_bb_clk2_a2_ao.hw, + [RPMH_LN_BB_CLK3] = &clk_rpmh_ln_bb_clk3_a2.hw, + [RPMH_LN_BB_CLK3_A] = &clk_rpmh_ln_bb_clk3_a2_ao.hw, + [RPMH_RF_CLK1] = &clk_rpmh_rf_clk1_a.hw, + [RPMH_RF_CLK1_A] = &clk_rpmh_rf_clk1_a_ao.hw, + [RPMH_RF_CLK2] = &clk_rpmh_rf_clk2_a.hw, + [RPMH_RF_CLK2_A] = &clk_rpmh_rf_clk2_a_ao.hw, + [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw, +}; + +static const struct clk_rpmh_desc clk_rpmh_qcs615 = { + .clks = qcs615_rpmh_clocks, + .num_clks = ARRAY_SIZE(qcs615_rpmh_clocks), +}; + +static struct clk_hw *sm8750_rpmh_clocks[] = { + [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div2.hw, + [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div2_ao.hw, + [RPMH_LN_BB_CLK1] = &clk_rpmh_clk6_a2.hw, + [RPMH_LN_BB_CLK1_A] = &clk_rpmh_clk6_a2_ao.hw, + [RPMH_LN_BB_CLK3] = &clk_rpmh_clk8_a2.hw, + [RPMH_LN_BB_CLK3_A] = &clk_rpmh_clk8_a2_ao.hw, + [RPMH_RF_CLK1] = &clk_rpmh_rf_clk1_a.hw, + [RPMH_RF_CLK1_A] = &clk_rpmh_rf_clk1_a_ao.hw, + [RPMH_RF_CLK2] = &clk_rpmh_rf_clk2_a.hw, + [RPMH_RF_CLK2_A] = &clk_rpmh_rf_clk2_a_ao.hw, + [RPMH_RF_CLK3] = &clk_rpmh_rf_clk3_a2.hw, + [RPMH_RF_CLK3_A] = &clk_rpmh_rf_clk3_a2_ao.hw, + [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw, +}; + +static const struct clk_rpmh_desc clk_rpmh_sm8750 = { + .clks = sm8750_rpmh_clocks, + .num_clks = ARRAY_SIZE(sm8750_rpmh_clocks), + .clka_optional = true, +}; + +static struct clk_hw *glymur_rpmh_clocks[] = { + [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div2.hw, + [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div2_ao.hw, + [RPMH_RF_CLK3] = &clk_rpmh_clk3_a.hw, + [RPMH_RF_CLK3_A] = &clk_rpmh_clk3_a_ao.hw, + [RPMH_RF_CLK4] = &clk_rpmh_clk4_a.hw, + [RPMH_RF_CLK4_A] = &clk_rpmh_clk4_a_ao.hw, + [RPMH_RF_CLK5] = &clk_rpmh_clk5_a.hw, + [RPMH_RF_CLK5_A] = &clk_rpmh_clk5_a_ao.hw, +}; + +static const struct clk_rpmh_desc clk_rpmh_glymur = { + .clks = glymur_rpmh_clocks, + .num_clks = ARRAY_SIZE(glymur_rpmh_clocks), +}; + static struct clk_hw *of_clk_rpmh_hw_get(struct of_phandle_args *clkspec, void *data) { @@ -759,6 +942,12 @@ static int clk_rpmh_probe(struct platform_device *pdev) rpmh_clk = to_clk_rpmh(hw_clks[i]); res_addr = cmd_db_read_addr(rpmh_clk->res_name); if (!res_addr) { + hw_clks[i] = NULL; + + if (desc->clka_optional && + !strncmp(rpmh_clk->res_name, "clka", sizeof("clka") - 1)) + continue; + dev_err(&pdev->dev, "missing RPMh resource address for %s\n", rpmh_clk->res_name); return -ENODEV; @@ -801,9 +990,14 @@ static int clk_rpmh_probe(struct platform_device *pdev) } static const struct of_device_id clk_rpmh_match_table[] = { + { .compatible = "qcom,glymur-rpmh-clk", .data = &clk_rpmh_glymur}, + { .compatible = "qcom,milos-rpmh-clk", .data = &clk_rpmh_milos}, + { .compatible = "qcom,qcs615-rpmh-clk", .data = &clk_rpmh_qcs615}, { .compatible = "qcom,qdu1000-rpmh-clk", .data = &clk_rpmh_qdu1000}, { .compatible = "qcom,sa8775p-rpmh-clk", .data = &clk_rpmh_sa8775p}, + { .compatible = "qcom,sar2130p-rpmh-clk", .data = &clk_rpmh_sar2130p}, { .compatible = "qcom,sc7180-rpmh-clk", .data = &clk_rpmh_sc7180}, + { .compatible = "qcom,sc7280-rpmh-clk", .data = &clk_rpmh_sc7280}, { .compatible = "qcom,sc8180x-rpmh-clk", .data = &clk_rpmh_sc8180x}, { .compatible = "qcom,sc8280xp-rpmh-clk", .data = &clk_rpmh_sc8280xp}, { .compatible = "qcom,sdm845-rpmh-clk", .data = &clk_rpmh_sdm845}, @@ -811,13 +1005,16 @@ static const struct of_device_id clk_rpmh_match_table[] = { { .compatible = "qcom,sdx55-rpmh-clk", .data = &clk_rpmh_sdx55}, { .compatible = "qcom,sdx65-rpmh-clk", .data = &clk_rpmh_sdx65}, { .compatible = "qcom,sdx75-rpmh-clk", .data = &clk_rpmh_sdx75}, + { .compatible = "qcom,sm4450-rpmh-clk", .data = &clk_rpmh_sm4450}, { .compatible = "qcom,sm6350-rpmh-clk", .data = &clk_rpmh_sm6350}, { .compatible = "qcom,sm8150-rpmh-clk", .data = &clk_rpmh_sm8150}, { .compatible = "qcom,sm8250-rpmh-clk", .data = &clk_rpmh_sm8250}, { .compatible = "qcom,sm8350-rpmh-clk", .data = &clk_rpmh_sm8350}, { .compatible = "qcom,sm8450-rpmh-clk", .data = &clk_rpmh_sm8450}, { .compatible = "qcom,sm8550-rpmh-clk", .data = &clk_rpmh_sm8550}, - { .compatible = "qcom,sc7280-rpmh-clk", .data = &clk_rpmh_sc7280}, + { .compatible = "qcom,sm8650-rpmh-clk", .data = &clk_rpmh_sm8650}, + { .compatible = "qcom,sm8750-rpmh-clk", .data = &clk_rpmh_sm8750}, + { .compatible = "qcom,x1e80100-rpmh-clk", .data = &clk_rpmh_x1e80100}, { } }; MODULE_DEVICE_TABLE(of, clk_rpmh_match_table); |