diff options
| -rw-r--r-- | drivers/clk/qcom/clock-milos.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/drivers/clk/qcom/clock-milos.c b/drivers/clk/qcom/clock-milos.c index 571cd134f1c..54103adc114 100644 --- a/drivers/clk/qcom/clock-milos.c +++ b/drivers/clk/qcom/clock-milos.c @@ -15,6 +15,7 @@ #include <linux/bitops.h> #include <dt-bindings/clock/qcom,milos-gcc.h> #include <dt-bindings/clock/qcom,rpmh.h> +#include <dt-bindings/clock/qcom,sm8650-tcsr.h> #include "clock-qcom.h" @@ -201,3 +202,68 @@ U_BOOT_DRIVER(milos_rpmh_clk) = { .ops = &milos_rpmh_clk_ops, .flags = DM_FLAG_DEFAULT_PD_CTRL_OFF, }; + +/* TCSRCC */ + +static const struct gate_clk milos_tcsr_clks[] = { + GATE_CLK(TCSR_PCIE_0_CLKREF_EN, 0x31100, BIT(0)), + GATE_CLK(TCSR_PCIE_1_CLKREF_EN, 0x31114, BIT(0)), + GATE_CLK(TCSR_UFS_CLKREF_EN, 0x31118, BIT(0)), + GATE_CLK(TCSR_UFS_PAD_CLKREF_EN, 0x31104, BIT(0)), +}; + +static struct msm_clk_data milos_tcsrcc_data = { + .clks = milos_tcsr_clks, + .num_clks = ARRAY_SIZE(milos_tcsr_clks), +}; + +static int tcsrcc_milos_clk_enable(struct clk *clk) +{ + struct msm_clk_priv *priv = dev_get_priv(clk->dev); + + qcom_gate_clk_en(priv, clk->id); + + return 0; +} + +static ulong tcsrcc_milos_clk_get_rate(struct clk *clk) +{ + return TCXO_RATE; +} + +static int tcsrcc_milos_clk_probe(struct udevice *dev) +{ + struct msm_clk_data *data = (struct msm_clk_data *)dev_get_driver_data(dev); + struct msm_clk_priv *priv = dev_get_priv(dev); + + priv->base = dev_read_addr(dev); + if (priv->base == FDT_ADDR_T_NONE) + return -EINVAL; + + priv->data = data; + + return 0; +} + +static struct clk_ops tcsrcc_milos_clk_ops = { + .enable = tcsrcc_milos_clk_enable, + .get_rate = tcsrcc_milos_clk_get_rate, +}; + +static const struct udevice_id tcsrcc_milos_of_match[] = { + { + .compatible = "qcom,milos-tcsr", + .data = (ulong)&milos_tcsrcc_data, + }, + { } +}; + +U_BOOT_DRIVER(tcsrcc_milos) = { + .name = "tcsrcc_milos", + .id = UCLASS_CLK, + .of_match = tcsrcc_milos_of_match, + .ops = &tcsrcc_milos_clk_ops, + .priv_auto = sizeof(struct msm_clk_priv), + .probe = tcsrcc_milos_clk_probe, + .flags = DM_FLAG_PRE_RELOC | DM_FLAG_DEFAULT_PD_CTRL_OFF, +}; |