First commit

2 files changed, 146 insertions, 0 deletions

diff --git a/drivers/pmu-11xx/Cargo.toml b/drivers/pmu-11xx/Cargo.toml
new file mode 100644
index 0000000..df193d2
--- /dev/null
+++ b/drivers/pmu-11xx/Cargo.toml
@@ -0,0 +1,7 @@
+[package]
+name = "imxrt-drivers-pmu-11xx"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+ral-registers = { workspace = true }
diff --git a/drivers/pmu-11xx/src/lib.rs b/drivers/pmu-11xx/src/lib.rs
new file mode 100644
index 0000000..2adec1f
--- /dev/null
+++ b/drivers/pmu-11xx/src/lib.rs
@@ -0,0 +1,139 @@
+#![no_std]
+
+pub type Instance = ral_registers::Instance<RegisterBlock>;
+
+#[repr(C)]
+#[allow(non_snake_case)]
+pub struct RegisterBlock {
+    reserved_0: [u8; 1280],
+    pub PMU_LDO_PLL: u32,
+    reserved_1: [u8; 76],
+    pub PMU_BIAS_CTRL: u32,
+    reserved_2: [u8; 12],
+    pub PMU_BIAS_CTRL2: u32,
+    reserved_3: [u8; 12],
+    pub PMU_REF_CTRL: u32,
+    reserved_4: [u8; 12],
+    pub PMU_POWER_DETECT_CTRL: u32,
+    reserved_5: [u8; 124],
+    pub LDO_PLL_ENABLE_SP: u32,
+    reserved_6: [u8; 12],
+    pub LDO_LPSR_ANA_ENABLE_SP: u32,
+    reserved_7: [u8; 12],
+    pub LDO_LPSR_ANA_LP_MODE_SP: u32,
+    reserved_8: [u8; 12],
+    pub LDO_LPSR_ANA_TRACKING_EN_SP: u32,
+    reserved_9: [u8; 12],
+    pub LDO_LPSR_ANA_BYPASS_EN_SP: u32,
+    reserved_10: [u8; 12],
+    pub LDO_LPSR_ANA_STBY_EN_SP: u32,
+    reserved_11: [u8; 12],
+    pub LDO_LPSR_DIG_ENABLE_SP: u32,
+    reserved_12: [u8; 12],
+    pub LDO_LPSR_DIG_TRG_SP0: u32,
+    reserved_13: [u8; 12],
+    pub LDO_LPSR_DIG_TRG_SP1: u32,
+    reserved_14: [u8; 12],
+    pub LDO_LPSR_DIG_TRG_SP2: u32,
+    reserved_15: [u8; 12],
+    pub LDO_LPSR_DIG_TRG_SP3: u32,
+    reserved_16: [u8; 12],
+    pub LDO_LPSR_DIG_LP_MODE_SP: u32,
+    reserved_17: [u8; 12],
+    pub LDO_LPSR_DIG_TRACKING_EN_SP: u32,
+    reserved_18: [u8; 12],
+    pub LDO_LPSR_DIG_BYPASS_EN_SP: u32,
+    reserved_19: [u8; 12],
+    pub LDO_LPSR_DIG_STBY_EN_SP: u32,
+    reserved_20: [u8; 12],
+    pub BANDGAP_ENABLE_SP: u32,
+    reserved_21: [u8; 28],
+    pub RBB_SOC_ENABLE_SP: u32,
+    reserved_22: [u8; 12],
+    pub RBB_LPSR_ENABLE_SP: u32,
+    reserved_23: [u8; 12],
+    pub BANDGAP_STBY_EN_SP: u32,
+    reserved_24: [u8; 12],
+    pub PLL_LDO_STBY_EN_SP: u32,
+    reserved_25: [u8; 28],
+    pub RBB_SOC_STBY_EN_SP: u32,
+    reserved_26: [u8; 12],
+    pub RBB_LPSR_STBY_EN_SP: u32,
+    reserved_27: [u8; 28],
+    pub RBB_LPSR_CONFIGURE: u32,
+    reserved_28: [u8; 12],
+    pub RBB_SOC_CONFIGURE: u32,
+    reserved_29: [u8; 12],
+    pub REFTOP_OTP_TRIM_VALUE: u32,
+    reserved_30: [u8; 28],
+    pub LPSR_1P8_LDO_OTP_TRIM_VALUE: u32,
+}
+
+ral_registers::register! {
+    #[doc = "PMU_LDO_PLL_REGISTER"]
+    pub PMU_LDO_PLL<u32> RW [
+        #[doc = "LDO_PLL_ENABLE"]
+        LDO_PLL_ENABLE start(0) width(1) RW {}
+        #[doc = "LDO_PLL_CONTROL_MODE"]
+        LDO_PLL_CONTROL_MODE start(1) width(1) RW {
+            #[doc = "SW Control"]
+            SOFTWARE = 0,
+            #[doc = "HW Control"]
+            HARDWARE = 0x1,
+        }
+        #[doc = "ldo_pll_ai_toggle"]
+        LDO_PLL_AI_TOGGLE start(16) width(1) RW {}
+        #[doc = "ldo_pll_busy"]
+        LDO_PLL_AI_BUSY start(30) width(1) RO {}
+    ]
+}
+
+ral_registers::register! {
+    #[doc = "LDO_PLL_ENABLE_SP_REGISTER"]
+    pub LDO_PLL_ENABLE_SP<u32> RW []
+}
+
+ral_registers::register! {
+    #[doc = "PMU_REF_CTRL_REGISTER"]
+    pub PMU_REF_CTRL<u32> RW [
+        #[doc = "ref_ai_toggle"]
+        REF_AI_TOGGLE start(0) width(1) RW {}
+        #[doc = "ref_ai_busy"]
+        REF_AI_BUSY start(1) width(1) RO {}
+        #[doc = "REF_ENABLE"]
+        REF_ENABLE start(2) width(1) RW {}
+        #[doc = "REF_CONTROL_MODE"]
+        REF_CONTROL_MODE start(3) width(1) RW {
+            #[doc = "SW Control"]
+            SOFTWRE = 0,
+            #[doc = "HW Control"]
+            HARDWARE = 0x1,
+        }
+        #[doc = "en_pll_vol_ref_buffer"]
+        EN_PLL_VOL_REF_BUFFER start(4) width(1) RW {}
+    ]
+}
+
+/// Specify which setpoints enable the PHY LDO.
+///
+/// A high bit in `setpoints` signals "enable."
+pub fn set_phy_ldo_setpoints(pmu: Instance, setpoints: u16) {
+    // Logic is inverted in hardware.
+    let setpoints: u16 = !setpoints;
+    ral_registers::write_reg!(self, pmu, LDO_PLL_ENABLE_SP, setpoints as u32);
+}
+
+/// Manage the PHY LDO with setpoints.
+pub fn enable_phy_ldo_setpoints(pmu: Instance) {
+    ral_registers::modify_reg!(self, pmu, PMU_LDO_PLL, LDO_PLL_CONTROL_MODE: HARDWARE);
+}
+
+/// Manage the PLL reference with setpoints.
+pub fn enable_pll_reference_setpoints(pmu: Instance) {
+    ral_registers::modify_reg!(self, pmu, PMU_REF_CTRL, REF_CONTROL_MODE: HARDWARE);
+}
+
+/// Enable or disable the PLL bandgap reference voltage.
+pub fn enable_pll_reference_voltage(pmu: Instance, enable: bool) {
+    ral_registers::modify_reg!(self, pmu, PMU_REF_CTRL, EN_PLL_VOL_REF_BUFFER: enable as u32);
+}