d1_pac/ccu/
riscv_clk.rs

1#[doc = "Register `riscv_clk` reader"]
2pub type R = crate::R<RISCV_CLK_SPEC>;
3#[doc = "Register `riscv_clk` writer"]
4pub type W = crate::W<RISCV_CLK_SPEC>;
5#[doc = "Field `div_cfg` reader - Factor M"]
6pub type DIV_CFG_R = crate::FieldReader;
7#[doc = "Field `div_cfg` writer - Factor M"]
8pub type DIV_CFG_W<'a, REG> = crate::FieldWriter<'a, REG, 5>;
9#[doc = "Field `axi_div_cfg` reader - Factor N"]
10pub type AXI_DIV_CFG_R = crate::FieldReader;
11#[doc = "Field `axi_div_cfg` writer - Factor N"]
12pub type AXI_DIV_CFG_W<'a, REG> = crate::FieldWriter<'a, REG, 2>;
13#[doc = "Field `clk_src_sel` reader - Clock Source Select"]
14pub type CLK_SRC_SEL_R = crate::FieldReader<CLK_SRC_SEL_A>;
15#[doc = "Clock Source Select\n\nValue on reset: 0"]
16#[derive(Clone, Copy, Debug, PartialEq, Eq)]
17#[repr(u8)]
18pub enum CLK_SRC_SEL_A {
19    #[doc = "0: `0`"]
20    HOSC = 0,
21    #[doc = "1: `1`"]
22    CLK32K = 1,
23    #[doc = "2: `10`"]
24    CLK16M_RC = 2,
25    #[doc = "3: `11`"]
26    PLL_PERI_800M = 3,
27    #[doc = "4: `100`"]
28    PLL_PERI_1X = 4,
29    #[doc = "5: `101`"]
30    PLL_CPU = 5,
31    #[doc = "6: `110`"]
32    PLL_AUDIO1_DIV2 = 6,
33}
34impl From<CLK_SRC_SEL_A> for u8 {
35    #[inline(always)]
36    fn from(variant: CLK_SRC_SEL_A) -> Self {
37        variant as _
38    }
39}
40impl crate::FieldSpec for CLK_SRC_SEL_A {
41    type Ux = u8;
42}
43impl CLK_SRC_SEL_R {
44    #[doc = "Get enumerated values variant"]
45    #[inline(always)]
46    pub const fn variant(&self) -> Option<CLK_SRC_SEL_A> {
47        match self.bits {
48            0 => Some(CLK_SRC_SEL_A::HOSC),
49            1 => Some(CLK_SRC_SEL_A::CLK32K),
50            2 => Some(CLK_SRC_SEL_A::CLK16M_RC),
51            3 => Some(CLK_SRC_SEL_A::PLL_PERI_800M),
52            4 => Some(CLK_SRC_SEL_A::PLL_PERI_1X),
53            5 => Some(CLK_SRC_SEL_A::PLL_CPU),
54            6 => Some(CLK_SRC_SEL_A::PLL_AUDIO1_DIV2),
55            _ => None,
56        }
57    }
58    #[doc = "`0`"]
59    #[inline(always)]
60    pub fn is_hosc(&self) -> bool {
61        *self == CLK_SRC_SEL_A::HOSC
62    }
63    #[doc = "`1`"]
64    #[inline(always)]
65    pub fn is_clk32k(&self) -> bool {
66        *self == CLK_SRC_SEL_A::CLK32K
67    }
68    #[doc = "`10`"]
69    #[inline(always)]
70    pub fn is_clk16m_rc(&self) -> bool {
71        *self == CLK_SRC_SEL_A::CLK16M_RC
72    }
73    #[doc = "`11`"]
74    #[inline(always)]
75    pub fn is_pll_peri_800m(&self) -> bool {
76        *self == CLK_SRC_SEL_A::PLL_PERI_800M
77    }
78    #[doc = "`100`"]
79    #[inline(always)]
80    pub fn is_pll_peri_1x(&self) -> bool {
81        *self == CLK_SRC_SEL_A::PLL_PERI_1X
82    }
83    #[doc = "`101`"]
84    #[inline(always)]
85    pub fn is_pll_cpu(&self) -> bool {
86        *self == CLK_SRC_SEL_A::PLL_CPU
87    }
88    #[doc = "`110`"]
89    #[inline(always)]
90    pub fn is_pll_audio1_div2(&self) -> bool {
91        *self == CLK_SRC_SEL_A::PLL_AUDIO1_DIV2
92    }
93}
94#[doc = "Field `clk_src_sel` writer - Clock Source Select"]
95pub type CLK_SRC_SEL_W<'a, REG> = crate::FieldWriter<'a, REG, 3, CLK_SRC_SEL_A>;
96impl<'a, REG> CLK_SRC_SEL_W<'a, REG>
97where
98    REG: crate::Writable + crate::RegisterSpec,
99    REG::Ux: From<u8>,
100{
101    #[doc = "`0`"]
102    #[inline(always)]
103    pub fn hosc(self) -> &'a mut crate::W<REG> {
104        self.variant(CLK_SRC_SEL_A::HOSC)
105    }
106    #[doc = "`1`"]
107    #[inline(always)]
108    pub fn clk32k(self) -> &'a mut crate::W<REG> {
109        self.variant(CLK_SRC_SEL_A::CLK32K)
110    }
111    #[doc = "`10`"]
112    #[inline(always)]
113    pub fn clk16m_rc(self) -> &'a mut crate::W<REG> {
114        self.variant(CLK_SRC_SEL_A::CLK16M_RC)
115    }
116    #[doc = "`11`"]
117    #[inline(always)]
118    pub fn pll_peri_800m(self) -> &'a mut crate::W<REG> {
119        self.variant(CLK_SRC_SEL_A::PLL_PERI_800M)
120    }
121    #[doc = "`100`"]
122    #[inline(always)]
123    pub fn pll_peri_1x(self) -> &'a mut crate::W<REG> {
124        self.variant(CLK_SRC_SEL_A::PLL_PERI_1X)
125    }
126    #[doc = "`101`"]
127    #[inline(always)]
128    pub fn pll_cpu(self) -> &'a mut crate::W<REG> {
129        self.variant(CLK_SRC_SEL_A::PLL_CPU)
130    }
131    #[doc = "`110`"]
132    #[inline(always)]
133    pub fn pll_audio1_div2(self) -> &'a mut crate::W<REG> {
134        self.variant(CLK_SRC_SEL_A::PLL_AUDIO1_DIV2)
135    }
136}
137impl R {
138    #[doc = "Bits 0:4 - Factor M"]
139    #[inline(always)]
140    pub fn div_cfg(&self) -> DIV_CFG_R {
141        DIV_CFG_R::new((self.bits & 0x1f) as u8)
142    }
143    #[doc = "Bits 8:9 - Factor N"]
144    #[inline(always)]
145    pub fn axi_div_cfg(&self) -> AXI_DIV_CFG_R {
146        AXI_DIV_CFG_R::new(((self.bits >> 8) & 3) as u8)
147    }
148    #[doc = "Bits 24:26 - Clock Source Select"]
149    #[inline(always)]
150    pub fn clk_src_sel(&self) -> CLK_SRC_SEL_R {
151        CLK_SRC_SEL_R::new(((self.bits >> 24) & 7) as u8)
152    }
153}
154impl W {
155    #[doc = "Bits 0:4 - Factor M"]
156    #[inline(always)]
157    #[must_use]
158    pub fn div_cfg(&mut self) -> DIV_CFG_W<RISCV_CLK_SPEC> {
159        DIV_CFG_W::new(self, 0)
160    }
161    #[doc = "Bits 8:9 - Factor N"]
162    #[inline(always)]
163    #[must_use]
164    pub fn axi_div_cfg(&mut self) -> AXI_DIV_CFG_W<RISCV_CLK_SPEC> {
165        AXI_DIV_CFG_W::new(self, 8)
166    }
167    #[doc = "Bits 24:26 - Clock Source Select"]
168    #[inline(always)]
169    #[must_use]
170    pub fn clk_src_sel(&mut self) -> CLK_SRC_SEL_W<RISCV_CLK_SPEC> {
171        CLK_SRC_SEL_W::new(self, 24)
172    }
173    #[doc = r" Writes raw bits to the register."]
174    #[doc = r""]
175    #[doc = r" # Safety"]
176    #[doc = r""]
177    #[doc = r" Passing incorrect value can cause undefined behaviour. See reference manual"]
178    #[inline(always)]
179    pub unsafe fn bits(&mut self, bits: u32) -> &mut Self {
180        self.bits = bits;
181        self
182    }
183}
184#[doc = "RISC-V Clock Register\n\nYou can [`read`](crate::generic::Reg::read) this register and get [`riscv_clk::R`](R).  You can [`reset`](crate::generic::Reg::reset), [`write`](crate::generic::Reg::write), [`write_with_zero`](crate::generic::Reg::write_with_zero) this register using [`riscv_clk::W`](W). You can also [`modify`](crate::generic::Reg::modify) this register. See [API](https://docs.rs/svd2rust/#read--modify--write-api)."]
185pub struct RISCV_CLK_SPEC;
186impl crate::RegisterSpec for RISCV_CLK_SPEC {
187    type Ux = u32;
188}
189#[doc = "`read()` method returns [`riscv_clk::R`](R) reader structure"]
190impl crate::Readable for RISCV_CLK_SPEC {}
191#[doc = "`write(|w| ..)` method takes [`riscv_clk::W`](W) writer structure"]
192impl crate::Writable for RISCV_CLK_SPEC {
193    const ZERO_TO_MODIFY_FIELDS_BITMAP: Self::Ux = 0;
194    const ONE_TO_MODIFY_FIELDS_BITMAP: Self::Ux = 0;
195}
196#[doc = "`reset()` method sets riscv_clk to value 0"]
197impl crate::Resettable for RISCV_CLK_SPEC {
198    const RESET_VALUE: Self::Ux = 0;
199}