mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-30 06:06:47 +07:00
Merge branches 'clk-qcom-rpm8974', 'clk-stm32f4', 'clk-ipq4019' and 'clk-fixes' into clk-next
* clk-qcom-rpm8974: clk: qcom: smd-rpmcc: Add msm8974 clocks * clk-stm32f4: clk: stm32f4: SDIO & 48Mhz clock management for STM32F469 board clk: stm32f4: Add SAI clocks clk: stm32f4: Add I2S clock clk: stm32f4: Add lcd-tft clock clk: stm32f4: Add post divisor for I2S & SAI PLLs clk: stm32f4: Add PLL_I2S & PLL_SAI for STM32F429/469 boards clk: stm32f4: Update DT bindings documentation * clk-ipq4019: clk: qcom: ipq4019: Add the cpu clock frequency change notifier clk: qcom: ipq4019: Add all the frequencies for apss cpu clk: qcom: ipq4019: correct sdcc frequency and parent name clk: qcom: ipq4019: Add the nodes for pcnoc clk: qcom: ipq4019: Add the apss cpu pll divider clock node clk: qcom: ipq4019: remove fixed clocks and add pll clocks * clk-fixes: clk: stm32f4: Use CLK_OF_DECLARE_DRIVER initialization method clk: renesas: mstp: Support 8-bit registers for r7s72100
This commit is contained in:
Stephen Boyd
commit
2df2b82b7e
@ -11,6 +11,7 @@ Required properties :
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compatible "qcom,rpmcc" should be also included.
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"qcom,rpmcc-msm8916", "qcom,rpmcc"
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"qcom,rpmcc-msm8974", "qcom,rpmcc"
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"qcom,rpmcc-apq8064", "qcom,rpmcc"
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- #clock-cells : shall contain 1
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@ -17,6 +17,9 @@ Required properties:
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property, containing a phandle to the clock device node, an index selecting
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between gated clocks and other clocks and an index specifying the clock to
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use.
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- clocks: External oscillator clock phandle
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- high speed external clock signal (HSE)
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- external I2S clock (I2S_CKIN)
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Example:
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@ -25,6 +28,7 @@ Example:
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#clock-cells = <2>
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compatible = "st,stm32f42xx-rcc", "st,stm32-rcc";
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reg = <0x40023800 0x400>;
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clocks = <&clk_hse>, <&clk_i2s_ckin>;
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};
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Specifying gated clocks
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@ -66,6 +70,19 @@ The secondary index is bound with the following magic numbers:
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0 SYSTICK
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1 FCLK
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2 CLK_LSI (low-power clock source)
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3 CLK_LSE (generated from a 32.768 kHz low-speed external
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crystal or ceramic resonator)
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4 CLK_HSE_RTC (HSE division factor for RTC clock)
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5 CLK_RTC (real-time clock)
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6 PLL_VCO_I2S (vco frequency of I2S pll)
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7 PLL_VCO_SAI (vco frequency of SAI pll)
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8 CLK_LCD (LCD-TFT)
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9 CLK_I2S (I2S clocks)
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10 CLK_SAI1 (audio clocks)
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11 CLK_SAI2
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12 CLK_I2SQ_PDIV (post divisor of pll i2s q divisor)
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13 CLK_SAIQ_PDIV (post divisor of pll sai q divisor)
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Example:
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@ -28,6 +28,14 @@
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#include <linux/regmap.h>
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#include <linux/mfd/syscon.h>
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/*
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* Include list of clocks wich are not derived from system clock (SYSCLOCK)
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* The index of these clocks is the secondary index of DT bindings
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*
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*/
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#include <dt-bindings/clock/stm32fx-clock.h>
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#define STM32F4_RCC_CR 0x00
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#define STM32F4_RCC_PLLCFGR 0x04
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#define STM32F4_RCC_CFGR 0x08
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#define STM32F4_RCC_AHB1ENR 0x30
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@ -37,6 +45,14 @@
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#define STM32F4_RCC_APB2ENR 0x44
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#define STM32F4_RCC_BDCR 0x70
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#define STM32F4_RCC_CSR 0x74
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#define STM32F4_RCC_PLLI2SCFGR 0x84
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#define STM32F4_RCC_PLLSAICFGR 0x88
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#define STM32F4_RCC_DCKCFGR 0x8c
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#define NONE -1
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#define NO_IDX NONE
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#define NO_MUX NONE
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#define NO_GATE NONE
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struct stm32f4_gate_data {
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u8 offset;
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@ -195,7 +211,7 @@ static const struct stm32f4_gate_data stm32f469_gates[] __initconst = {
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{ STM32F4_RCC_APB2ENR, 8, "adc1", "apb2_div" },
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{ STM32F4_RCC_APB2ENR, 9, "adc2", "apb2_div" },
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{ STM32F4_RCC_APB2ENR, 10, "adc3", "apb2_div" },
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{ STM32F4_RCC_APB2ENR, 11, "sdio", "pll48" },
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{ STM32F4_RCC_APB2ENR, 11, "sdio", "sdmux" },
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{ STM32F4_RCC_APB2ENR, 12, "spi1", "apb2_div" },
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{ STM32F4_RCC_APB2ENR, 13, "spi4", "apb2_div" },
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{ STM32F4_RCC_APB2ENR, 14, "syscfg", "apb2_div" },
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@ -208,8 +224,6 @@ static const struct stm32f4_gate_data stm32f469_gates[] __initconst = {
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{ STM32F4_RCC_APB2ENR, 26, "ltdc", "apb2_div" },
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};
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enum { SYSTICK, FCLK, CLK_LSI, CLK_LSE, CLK_HSE_RTC, CLK_RTC, END_PRIMARY_CLK };
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/*
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* This bitmask tells us which bit offsets (0..192) on STM32F4[23]xxx
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* have gate bits associated with them. Its combined hweight is 71.
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@ -324,23 +338,342 @@ static struct clk *clk_register_apb_mul(struct device *dev, const char *name,
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return clk;
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}
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/*
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* Decode current PLL state and (statically) model the state we inherit from
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* the bootloader.
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*/
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static void stm32f4_rcc_register_pll(const char *hse_clk, const char *hsi_clk)
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enum {
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PLL,
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PLL_I2S,
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PLL_SAI,
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};
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static const struct clk_div_table pll_divp_table[] = {
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{ 0, 2 }, { 1, 4 }, { 2, 6 }, { 3, 8 }, { 0 }
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};
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static const struct clk_div_table pll_divr_table[] = {
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{ 2, 2 }, { 3, 3 }, { 4, 4 }, { 5, 5 }, { 6, 6 }, { 7, 7 }, { 0 }
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};
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struct stm32f4_pll {
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spinlock_t *lock;
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struct clk_gate gate;
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u8 offset;
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u8 bit_rdy_idx;
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u8 status;
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u8 n_start;
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};
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#define to_stm32f4_pll(_gate) container_of(_gate, struct stm32f4_pll, gate)
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struct stm32f4_pll_post_div_data {
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int idx;
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u8 pll_num;
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const char *name;
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const char *parent;
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u8 flag;
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u8 offset;
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u8 shift;
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u8 width;
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u8 flag_div;
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const struct clk_div_table *div_table;
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};
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struct stm32f4_vco_data {
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const char *vco_name;
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u8 offset;
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u8 bit_idx;
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u8 bit_rdy_idx;
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};
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static const struct stm32f4_vco_data vco_data[] = {
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{ "vco", STM32F4_RCC_PLLCFGR, 24, 25 },
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{ "vco-i2s", STM32F4_RCC_PLLI2SCFGR, 26, 27 },
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{ "vco-sai", STM32F4_RCC_PLLSAICFGR, 28, 29 },
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};
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static const struct clk_div_table post_divr_table[] = {
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{ 0, 2 }, { 1, 4 }, { 2, 8 }, { 3, 16 }, { 0 }
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};
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#define MAX_POST_DIV 3
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static const struct stm32f4_pll_post_div_data post_div_data[MAX_POST_DIV] = {
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{ CLK_I2SQ_PDIV, PLL_I2S, "plli2s-q-div", "plli2s-q",
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CLK_SET_RATE_PARENT, STM32F4_RCC_DCKCFGR, 0, 5, 0, NULL},
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{ CLK_SAIQ_PDIV, PLL_SAI, "pllsai-q-div", "pllsai-q",
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CLK_SET_RATE_PARENT, STM32F4_RCC_DCKCFGR, 8, 5, 0, NULL },
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{ NO_IDX, PLL_SAI, "pllsai-r-div", "pllsai-r", CLK_SET_RATE_PARENT,
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STM32F4_RCC_DCKCFGR, 16, 2, 0, post_divr_table },
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};
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struct stm32f4_div_data {
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u8 shift;
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u8 width;
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u8 flag_div;
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const struct clk_div_table *div_table;
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};
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#define MAX_PLL_DIV 3
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static const struct stm32f4_div_data div_data[MAX_PLL_DIV] = {
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{ 16, 2, 0, pll_divp_table },
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{ 24, 4, CLK_DIVIDER_ONE_BASED, NULL },
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{ 28, 3, 0, pll_divr_table },
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};
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struct stm32f4_pll_data {
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u8 pll_num;
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u8 n_start;
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const char *div_name[MAX_PLL_DIV];
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};
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static const struct stm32f4_pll_data stm32f429_pll[MAX_PLL_DIV] = {
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{ PLL, 192, { "pll", "pll48", NULL } },
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{ PLL_I2S, 192, { NULL, "plli2s-q", "plli2s-r" } },
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{ PLL_SAI, 49, { NULL, "pllsai-q", "pllsai-r" } },
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};
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static const struct stm32f4_pll_data stm32f469_pll[MAX_PLL_DIV] = {
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{ PLL, 50, { "pll", "pll-q", NULL } },
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{ PLL_I2S, 50, { "plli2s-p", "plli2s-q", "plli2s-r" } },
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{ PLL_SAI, 50, { "pllsai-p", "pllsai-q", "pllsai-r" } },
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};
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static int stm32f4_pll_is_enabled(struct clk_hw *hw)
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{
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unsigned long pllcfgr = readl(base + STM32F4_RCC_PLLCFGR);
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return clk_gate_ops.is_enabled(hw);
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}
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unsigned long pllm = pllcfgr & 0x3f;
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unsigned long plln = (pllcfgr >> 6) & 0x1ff;
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unsigned long pllp = BIT(((pllcfgr >> 16) & 3) + 1);
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const char *pllsrc = pllcfgr & BIT(22) ? hse_clk : hsi_clk;
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unsigned long pllq = (pllcfgr >> 24) & 0xf;
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static int stm32f4_pll_enable(struct clk_hw *hw)
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{
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struct clk_gate *gate = to_clk_gate(hw);
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struct stm32f4_pll *pll = to_stm32f4_pll(gate);
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int ret = 0;
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unsigned long reg;
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clk_register_fixed_factor(NULL, "vco", pllsrc, 0, plln, pllm);
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clk_register_fixed_factor(NULL, "pll", "vco", 0, 1, pllp);
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clk_register_fixed_factor(NULL, "pll48", "vco", 0, 1, pllq);
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ret = clk_gate_ops.enable(hw);
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ret = readl_relaxed_poll_timeout_atomic(base + STM32F4_RCC_CR, reg,
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reg & (1 << pll->bit_rdy_idx), 0, 10000);
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return ret;
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}
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static void stm32f4_pll_disable(struct clk_hw *hw)
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{
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clk_gate_ops.disable(hw);
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}
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static unsigned long stm32f4_pll_recalc(struct clk_hw *hw,
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unsigned long parent_rate)
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{
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struct clk_gate *gate = to_clk_gate(hw);
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struct stm32f4_pll *pll = to_stm32f4_pll(gate);
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unsigned long n;
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n = (readl(base + pll->offset) >> 6) & 0x1ff;
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return parent_rate * n;
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}
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static long stm32f4_pll_round_rate(struct clk_hw *hw, unsigned long rate,
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unsigned long *prate)
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{
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struct clk_gate *gate = to_clk_gate(hw);
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struct stm32f4_pll *pll = to_stm32f4_pll(gate);
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unsigned long n;
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n = rate / *prate;
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if (n < pll->n_start)
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n = pll->n_start;
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else if (n > 432)
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n = 432;
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return *prate * n;
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}
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static int stm32f4_pll_set_rate(struct clk_hw *hw, unsigned long rate,
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unsigned long parent_rate)
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{
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struct clk_gate *gate = to_clk_gate(hw);
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struct stm32f4_pll *pll = to_stm32f4_pll(gate);
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unsigned long n;
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unsigned long val;
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int pll_state;
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pll_state = stm32f4_pll_is_enabled(hw);
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if (pll_state)
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stm32f4_pll_disable(hw);
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n = rate / parent_rate;
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val = readl(base + pll->offset) & ~(0x1ff << 6);
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writel(val | ((n & 0x1ff) << 6), base + pll->offset);
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if (pll_state)
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stm32f4_pll_enable(hw);
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return 0;
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}
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static const struct clk_ops stm32f4_pll_gate_ops = {
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.enable = stm32f4_pll_enable,
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.disable = stm32f4_pll_disable,
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.is_enabled = stm32f4_pll_is_enabled,
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.recalc_rate = stm32f4_pll_recalc,
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.round_rate = stm32f4_pll_round_rate,
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.set_rate = stm32f4_pll_set_rate,
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};
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struct stm32f4_pll_div {
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struct clk_divider div;
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struct clk_hw *hw_pll;
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};
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|
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#define to_pll_div_clk(_div) container_of(_div, struct stm32f4_pll_div, div)
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static unsigned long stm32f4_pll_div_recalc_rate(struct clk_hw *hw,
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unsigned long parent_rate)
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{
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return clk_divider_ops.recalc_rate(hw, parent_rate);
|
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}
|
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|
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static long stm32f4_pll_div_round_rate(struct clk_hw *hw, unsigned long rate,
|
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unsigned long *prate)
|
||||
{
|
||||
return clk_divider_ops.round_rate(hw, rate, prate);
|
||||
}
|
||||
|
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static int stm32f4_pll_div_set_rate(struct clk_hw *hw, unsigned long rate,
|
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unsigned long parent_rate)
|
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{
|
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int pll_state, ret;
|
||||
|
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struct clk_divider *div = to_clk_divider(hw);
|
||||
struct stm32f4_pll_div *pll_div = to_pll_div_clk(div);
|
||||
|
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pll_state = stm32f4_pll_is_enabled(pll_div->hw_pll);
|
||||
|
||||
if (pll_state)
|
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stm32f4_pll_disable(pll_div->hw_pll);
|
||||
|
||||
ret = clk_divider_ops.set_rate(hw, rate, parent_rate);
|
||||
|
||||
if (pll_state)
|
||||
stm32f4_pll_enable(pll_div->hw_pll);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static const struct clk_ops stm32f4_pll_div_ops = {
|
||||
.recalc_rate = stm32f4_pll_div_recalc_rate,
|
||||
.round_rate = stm32f4_pll_div_round_rate,
|
||||
.set_rate = stm32f4_pll_div_set_rate,
|
||||
};
|
||||
|
||||
static struct clk_hw *clk_register_pll_div(const char *name,
|
||||
const char *parent_name, unsigned long flags,
|
||||
void __iomem *reg, u8 shift, u8 width,
|
||||
u8 clk_divider_flags, const struct clk_div_table *table,
|
||||
struct clk_hw *pll_hw, spinlock_t *lock)
|
||||
{
|
||||
struct stm32f4_pll_div *pll_div;
|
||||
struct clk_hw *hw;
|
||||
struct clk_init_data init;
|
||||
int ret;
|
||||
|
||||
/* allocate the divider */
|
||||
pll_div = kzalloc(sizeof(*pll_div), GFP_KERNEL);
|
||||
if (!pll_div)
|
||||
return ERR_PTR(-ENOMEM);
|
||||
|
||||
init.name = name;
|
||||
init.ops = &stm32f4_pll_div_ops;
|
||||
init.flags = flags;
|
||||
init.parent_names = (parent_name ? &parent_name : NULL);
|
||||
init.num_parents = (parent_name ? 1 : 0);
|
||||
|
||||
/* struct clk_divider assignments */
|
||||
pll_div->div.reg = reg;
|
||||
pll_div->div.shift = shift;
|
||||
pll_div->div.width = width;
|
||||
pll_div->div.flags = clk_divider_flags;
|
||||
pll_div->div.lock = lock;
|
||||
pll_div->div.table = table;
|
||||
pll_div->div.hw.init = &init;
|
||||
|
||||
pll_div->hw_pll = pll_hw;
|
||||
|
||||
/* register the clock */
|
||||
hw = &pll_div->div.hw;
|
||||
ret = clk_hw_register(NULL, hw);
|
||||
if (ret) {
|
||||
kfree(pll_div);
|
||||
hw = ERR_PTR(ret);
|
||||
}
|
||||
|
||||
return hw;
|
||||
}
|
||||
|
||||
static struct clk_hw *stm32f4_rcc_register_pll(const char *pllsrc,
|
||||
const struct stm32f4_pll_data *data, spinlock_t *lock)
|
||||
{
|
||||
struct stm32f4_pll *pll;
|
||||
struct clk_init_data init = { NULL };
|
||||
void __iomem *reg;
|
||||
struct clk_hw *pll_hw;
|
||||
int ret;
|
||||
int i;
|
||||
const struct stm32f4_vco_data *vco;
|
||||
|
||||
|
||||
pll = kzalloc(sizeof(*pll), GFP_KERNEL);
|
||||
if (!pll)
|
||||
return ERR_PTR(-ENOMEM);
|
||||
|
||||
vco = &vco_data[data->pll_num];
|
||||
|
||||
init.name = vco->vco_name;
|
||||
init.ops = &stm32f4_pll_gate_ops;
|
||||
init.flags = CLK_SET_RATE_GATE;
|
||||
init.parent_names = &pllsrc;
|
||||
init.num_parents = 1;
|
||||
|
||||
pll->gate.lock = lock;
|
||||
pll->gate.reg = base + STM32F4_RCC_CR;
|
||||
pll->gate.bit_idx = vco->bit_idx;
|
||||
pll->gate.hw.init = &init;
|
||||
|
||||
pll->offset = vco->offset;
|
||||
pll->n_start = data->n_start;
|
||||
pll->bit_rdy_idx = vco->bit_rdy_idx;
|
||||
pll->status = (readl(base + STM32F4_RCC_CR) >> vco->bit_idx) & 0x1;
|
||||
|
||||
reg = base + pll->offset;
|
||||
|
||||
pll_hw = &pll->gate.hw;
|
||||
ret = clk_hw_register(NULL, pll_hw);
|
||||
if (ret) {
|
||||
kfree(pll);
|
||||
return ERR_PTR(ret);
|
||||
}
|
||||
|
||||
for (i = 0; i < MAX_PLL_DIV; i++)
|
||||
if (data->div_name[i])
|
||||
clk_register_pll_div(data->div_name[i],
|
||||
vco->vco_name,
|
||||
0,
|
||||
reg,
|
||||
div_data[i].shift,
|
||||
div_data[i].width,
|
||||
div_data[i].flag_div,
|
||||
div_data[i].div_table,
|
||||
pll_hw,
|
||||
lock);
|
||||
return pll_hw;
|
||||
}
|
||||
|
||||
/*
|
||||
@ -611,22 +944,121 @@ static const char *rtc_parents[4] = {
|
||||
"no-clock", "lse", "lsi", "hse-rtc"
|
||||
};
|
||||
|
||||
static const char *lcd_parent[1] = { "pllsai-r-div" };
|
||||
|
||||
static const char *i2s_parents[2] = { "plli2s-r", NULL };
|
||||
|
||||
static const char *sai_parents[4] = { "pllsai-q-div", "plli2s-q-div", NULL,
|
||||
"no-clock" };
|
||||
|
||||
static const char *pll48_parents[2] = { "pll-q", "pllsai-p" };
|
||||
|
||||
static const char *sdmux_parents[2] = { "pll48", "sys" };
|
||||
|
||||
struct stm32_aux_clk {
|
||||
int idx;
|
||||
const char *name;
|
||||
const char * const *parent_names;
|
||||
int num_parents;
|
||||
int offset_mux;
|
||||
u8 shift;
|
||||
u8 mask;
|
||||
int offset_gate;
|
||||
u8 bit_idx;
|
||||
unsigned long flags;
|
||||
};
|
||||
|
||||
struct stm32f4_clk_data {
|
||||
const struct stm32f4_gate_data *gates_data;
|
||||
const u64 *gates_map;
|
||||
int gates_num;
|
||||
const struct stm32f4_pll_data *pll_data;
|
||||
const struct stm32_aux_clk *aux_clk;
|
||||
int aux_clk_num;
|
||||
};
|
||||
|
||||
static const struct stm32_aux_clk stm32f429_aux_clk[] = {
|
||||
{
|
||||
CLK_LCD, "lcd-tft", lcd_parent, ARRAY_SIZE(lcd_parent),
|
||||
NO_MUX, 0, 0,
|
||||
STM32F4_RCC_APB2ENR, 26,
|
||||
CLK_SET_RATE_PARENT
|
||||
},
|
||||
{
|
||||
CLK_I2S, "i2s", i2s_parents, ARRAY_SIZE(i2s_parents),
|
||||
STM32F4_RCC_CFGR, 23, 1,
|
||||
NO_GATE, 0,
|
||||
CLK_SET_RATE_PARENT
|
||||
},
|
||||
{
|
||||
CLK_SAI1, "sai1-a", sai_parents, ARRAY_SIZE(sai_parents),
|
||||
STM32F4_RCC_DCKCFGR, 20, 3,
|
||||
STM32F4_RCC_APB2ENR, 22,
|
||||
CLK_SET_RATE_PARENT
|
||||
},
|
||||
{
|
||||
CLK_SAI2, "sai1-b", sai_parents, ARRAY_SIZE(sai_parents),
|
||||
STM32F4_RCC_DCKCFGR, 22, 3,
|
||||
STM32F4_RCC_APB2ENR, 22,
|
||||
CLK_SET_RATE_PARENT
|
||||
},
|
||||
};
|
||||
|
||||
static const struct stm32_aux_clk stm32f469_aux_clk[] = {
|
||||
{
|
||||
CLK_LCD, "lcd-tft", lcd_parent, ARRAY_SIZE(lcd_parent),
|
||||
NO_MUX, 0, 0,
|
||||
STM32F4_RCC_APB2ENR, 26,
|
||||
CLK_SET_RATE_PARENT
|
||||
},
|
||||
{
|
||||
CLK_I2S, "i2s", i2s_parents, ARRAY_SIZE(i2s_parents),
|
||||
STM32F4_RCC_CFGR, 23, 1,
|
||||
NO_GATE, 0,
|
||||
CLK_SET_RATE_PARENT
|
||||
},
|
||||
{
|
||||
CLK_SAI1, "sai1-a", sai_parents, ARRAY_SIZE(sai_parents),
|
||||
STM32F4_RCC_DCKCFGR, 20, 3,
|
||||
STM32F4_RCC_APB2ENR, 22,
|
||||
CLK_SET_RATE_PARENT
|
||||
},
|
||||
{
|
||||
CLK_SAI2, "sai1-b", sai_parents, ARRAY_SIZE(sai_parents),
|
||||
STM32F4_RCC_DCKCFGR, 22, 3,
|
||||
STM32F4_RCC_APB2ENR, 22,
|
||||
CLK_SET_RATE_PARENT
|
||||
},
|
||||
{
|
||||
NO_IDX, "pll48", pll48_parents, ARRAY_SIZE(pll48_parents),
|
||||
STM32F4_RCC_DCKCFGR, 27, 1,
|
||||
NO_GATE, 0,
|
||||
0
|
||||
},
|
||||
{
|
||||
NO_IDX, "sdmux", sdmux_parents, ARRAY_SIZE(sdmux_parents),
|
||||
STM32F4_RCC_DCKCFGR, 28, 1,
|
||||
NO_GATE, 0,
|
||||
0
|
||||
},
|
||||
};
|
||||
|
||||
static const struct stm32f4_clk_data stm32f429_clk_data = {
|
||||
.gates_data = stm32f429_gates,
|
||||
.gates_map = stm32f42xx_gate_map,
|
||||
.gates_num = ARRAY_SIZE(stm32f429_gates),
|
||||
.pll_data = stm32f429_pll,
|
||||
.aux_clk = stm32f429_aux_clk,
|
||||
.aux_clk_num = ARRAY_SIZE(stm32f429_aux_clk),
|
||||
};
|
||||
|
||||
static const struct stm32f4_clk_data stm32f469_clk_data = {
|
||||
.gates_data = stm32f469_gates,
|
||||
.gates_map = stm32f46xx_gate_map,
|
||||
.gates_num = ARRAY_SIZE(stm32f469_gates),
|
||||
.pll_data = stm32f469_pll,
|
||||
.aux_clk = stm32f469_aux_clk,
|
||||
.aux_clk_num = ARRAY_SIZE(stm32f469_aux_clk),
|
||||
};
|
||||
|
||||
static const struct of_device_id stm32f4_of_match[] = {
|
||||
@ -641,12 +1073,75 @@ static const struct of_device_id stm32f4_of_match[] = {
|
||||
{}
|
||||
};
|
||||
|
||||
static struct clk_hw *stm32_register_aux_clk(const char *name,
|
||||
const char * const *parent_names, int num_parents,
|
||||
int offset_mux, u8 shift, u8 mask,
|
||||
int offset_gate, u8 bit_idx,
|
||||
unsigned long flags, spinlock_t *lock)
|
||||
{
|
||||
struct clk_hw *hw;
|
||||
struct clk_gate *gate;
|
||||
struct clk_mux *mux = NULL;
|
||||
struct clk_hw *mux_hw = NULL, *gate_hw = NULL;
|
||||
const struct clk_ops *mux_ops = NULL, *gate_ops = NULL;
|
||||
|
||||
if (offset_gate != NO_GATE) {
|
||||
gate = kzalloc(sizeof(*gate), GFP_KERNEL);
|
||||
if (!gate) {
|
||||
hw = ERR_PTR(-EINVAL);
|
||||
goto fail;
|
||||
}
|
||||
|
||||
gate->reg = base + offset_gate;
|
||||
gate->bit_idx = bit_idx;
|
||||
gate->flags = 0;
|
||||
gate->lock = lock;
|
||||
gate_hw = &gate->hw;
|
||||
gate_ops = &clk_gate_ops;
|
||||
}
|
||||
|
||||
if (offset_mux != NO_MUX) {
|
||||
mux = kzalloc(sizeof(*mux), GFP_KERNEL);
|
||||
if (!mux) {
|
||||
kfree(gate);
|
||||
hw = ERR_PTR(-EINVAL);
|
||||
goto fail;
|
||||
}
|
||||
|
||||
mux->reg = base + offset_mux;
|
||||
mux->shift = shift;
|
||||
mux->mask = mask;
|
||||
mux->flags = 0;
|
||||
mux_hw = &mux->hw;
|
||||
mux_ops = &clk_mux_ops;
|
||||
}
|
||||
|
||||
if (mux_hw == NULL && gate_hw == NULL)
|
||||
return ERR_PTR(-EINVAL);
|
||||
|
||||
hw = clk_hw_register_composite(NULL, name, parent_names, num_parents,
|
||||
mux_hw, mux_ops,
|
||||
NULL, NULL,
|
||||
gate_hw, gate_ops,
|
||||
flags);
|
||||
|
||||
if (IS_ERR(hw)) {
|
||||
kfree(gate);
|
||||
kfree(mux);
|
||||
}
|
||||
fail:
|
||||
return hw;
|
||||
}
|
||||
|
||||
static void __init stm32f4_rcc_init(struct device_node *np)
|
||||
{
|
||||
const char *hse_clk;
|
||||
const char *hse_clk, *i2s_in_clk;
|
||||
int n;
|
||||
const struct of_device_id *match;
|
||||
const struct stm32f4_clk_data *data;
|
||||
unsigned long pllcfgr;
|
||||
const char *pllsrc;
|
||||
unsigned long pllm;
|
||||
|
||||
base = of_iomap(np, 0);
|
||||
if (!base) {
|
||||
@ -675,9 +1170,49 @@ static void __init stm32f4_rcc_init(struct device_node *np)
|
||||
|
||||
hse_clk = of_clk_get_parent_name(np, 0);
|
||||
|
||||
i2s_in_clk = of_clk_get_parent_name(np, 1);
|
||||
|
||||
i2s_parents[1] = i2s_in_clk;
|
||||
sai_parents[2] = i2s_in_clk;
|
||||
|
||||
clk_register_fixed_rate_with_accuracy(NULL, "hsi", NULL, 0,
|
||||
16000000, 160000);
|
||||
stm32f4_rcc_register_pll(hse_clk, "hsi");
|
||||
pllcfgr = readl(base + STM32F4_RCC_PLLCFGR);
|
||||
pllsrc = pllcfgr & BIT(22) ? hse_clk : "hsi";
|
||||
pllm = pllcfgr & 0x3f;
|
||||
|
||||
clk_hw_register_fixed_factor(NULL, "vco_in", pllsrc,
|
||||
0, 1, pllm);
|
||||
|
||||
stm32f4_rcc_register_pll("vco_in", &data->pll_data[0],
|
||||
&stm32f4_clk_lock);
|
||||
|
||||
clks[PLL_VCO_I2S] = stm32f4_rcc_register_pll("vco_in",
|
||||
&data->pll_data[1], &stm32f4_clk_lock);
|
||||
|
||||
clks[PLL_VCO_SAI] = stm32f4_rcc_register_pll("vco_in",
|
||||
&data->pll_data[2], &stm32f4_clk_lock);
|
||||
|
||||
for (n = 0; n < MAX_POST_DIV; n++) {
|
||||
const struct stm32f4_pll_post_div_data *post_div;
|
||||
struct clk_hw *hw;
|
||||
|
||||
post_div = &post_div_data[n];
|
||||
|
||||
hw = clk_register_pll_div(post_div->name,
|
||||
post_div->parent,
|
||||
post_div->flag,
|
||||
base + post_div->offset,
|
||||
post_div->shift,
|
||||
post_div->width,
|
||||
post_div->flag_div,
|
||||
post_div->div_table,
|
||||
clks[post_div->pll_num],
|
||||
&stm32f4_clk_lock);
|
||||
|
||||
if (post_div->idx != NO_IDX)
|
||||
clks[post_div->idx] = hw;
|
||||
}
|
||||
|
||||
sys_parents[1] = hse_clk;
|
||||
clk_register_mux_table(
|
||||
@ -762,11 +1297,33 @@ static void __init stm32f4_rcc_init(struct device_node *np)
|
||||
goto fail;
|
||||
}
|
||||
|
||||
for (n = 0; n < data->aux_clk_num; n++) {
|
||||
const struct stm32_aux_clk *aux_clk;
|
||||
struct clk_hw *hw;
|
||||
|
||||
aux_clk = &data->aux_clk[n];
|
||||
|
||||
hw = stm32_register_aux_clk(aux_clk->name,
|
||||
aux_clk->parent_names, aux_clk->num_parents,
|
||||
aux_clk->offset_mux, aux_clk->shift,
|
||||
aux_clk->mask, aux_clk->offset_gate,
|
||||
aux_clk->bit_idx, aux_clk->flags,
|
||||
&stm32f4_clk_lock);
|
||||
|
||||
if (IS_ERR(hw)) {
|
||||
pr_warn("Unable to register %s clk\n", aux_clk->name);
|
||||
continue;
|
||||
}
|
||||
|
||||
if (aux_clk->idx != NO_IDX)
|
||||
clks[aux_clk->idx] = hw;
|
||||
}
|
||||
|
||||
of_clk_add_hw_provider(np, stm32f4_rcc_lookup_clk, NULL);
|
||||
return;
|
||||
fail:
|
||||
kfree(clks);
|
||||
iounmap(base);
|
||||
}
|
||||
CLK_OF_DECLARE(stm32f42xx_rcc, "st,stm32f42xx-rcc", stm32f4_rcc_init);
|
||||
CLK_OF_DECLARE(stm32f46xx_rcc, "st,stm32f469-rcc", stm32f4_rcc_init);
|
||||
CLK_OF_DECLARE_DRIVER(stm32f42xx_rcc, "st,stm32f42xx-rcc", stm32f4_rcc_init);
|
||||
CLK_OF_DECLARE_DRIVER(stm32f46xx_rcc, "st,stm32f469-rcc", stm32f4_rcc_init);
|
||||
|
||||
@ -462,8 +462,79 @@ static const struct rpm_smd_clk_desc rpm_clk_msm8916 = {
|
||||
.num_clks = ARRAY_SIZE(msm8916_clks),
|
||||
};
|
||||
|
||||
/* msm8974 */
|
||||
DEFINE_CLK_SMD_RPM(msm8974, pnoc_clk, pnoc_a_clk, QCOM_SMD_RPM_BUS_CLK, 0);
|
||||
DEFINE_CLK_SMD_RPM(msm8974, snoc_clk, snoc_a_clk, QCOM_SMD_RPM_BUS_CLK, 1);
|
||||
DEFINE_CLK_SMD_RPM(msm8974, cnoc_clk, cnoc_a_clk, QCOM_SMD_RPM_BUS_CLK, 2);
|
||||
DEFINE_CLK_SMD_RPM(msm8974, mmssnoc_ahb_clk, mmssnoc_ahb_a_clk, QCOM_SMD_RPM_BUS_CLK, 3);
|
||||
DEFINE_CLK_SMD_RPM(msm8974, bimc_clk, bimc_a_clk, QCOM_SMD_RPM_MEM_CLK, 0);
|
||||
DEFINE_CLK_SMD_RPM(msm8974, gfx3d_clk_src, gfx3d_a_clk_src, QCOM_SMD_RPM_MEM_CLK, 1);
|
||||
DEFINE_CLK_SMD_RPM(msm8974, ocmemgx_clk, ocmemgx_a_clk, QCOM_SMD_RPM_MEM_CLK, 2);
|
||||
DEFINE_CLK_SMD_RPM_QDSS(msm8974, qdss_clk, qdss_a_clk, QCOM_SMD_RPM_MISC_CLK, 1);
|
||||
DEFINE_CLK_SMD_RPM_XO_BUFFER(msm8974, cxo_d0, cxo_d0_a, 1);
|
||||
DEFINE_CLK_SMD_RPM_XO_BUFFER(msm8974, cxo_d1, cxo_d1_a, 2);
|
||||
DEFINE_CLK_SMD_RPM_XO_BUFFER(msm8974, cxo_a0, cxo_a0_a, 4);
|
||||
DEFINE_CLK_SMD_RPM_XO_BUFFER(msm8974, cxo_a1, cxo_a1_a, 5);
|
||||
DEFINE_CLK_SMD_RPM_XO_BUFFER(msm8974, cxo_a2, cxo_a2_a, 6);
|
||||
DEFINE_CLK_SMD_RPM_XO_BUFFER(msm8974, diff_clk, diff_a_clk, 7);
|
||||
DEFINE_CLK_SMD_RPM_XO_BUFFER(msm8974, div_clk1, div_a_clk1, 11);
|
||||
DEFINE_CLK_SMD_RPM_XO_BUFFER(msm8974, div_clk2, div_a_clk2, 12);
|
||||
DEFINE_CLK_SMD_RPM_XO_BUFFER_PINCTRL(msm8974, cxo_d0_pin, cxo_d0_a_pin, 1);
|
||||
DEFINE_CLK_SMD_RPM_XO_BUFFER_PINCTRL(msm8974, cxo_d1_pin, cxo_d1_a_pin, 2);
|
||||
DEFINE_CLK_SMD_RPM_XO_BUFFER_PINCTRL(msm8974, cxo_a0_pin, cxo_a0_a_pin, 4);
|
||||
DEFINE_CLK_SMD_RPM_XO_BUFFER_PINCTRL(msm8974, cxo_a1_pin, cxo_a1_a_pin, 5);
|
||||
DEFINE_CLK_SMD_RPM_XO_BUFFER_PINCTRL(msm8974, cxo_a2_pin, cxo_a2_a_pin, 6);
|
||||
|
||||
static struct clk_smd_rpm *msm8974_clks[] = {
|
||||
[RPM_SMD_PNOC_CLK] = &msm8974_pnoc_clk,
|
||||
[RPM_SMD_PNOC_A_CLK] = &msm8974_pnoc_a_clk,
|
||||
[RPM_SMD_SNOC_CLK] = &msm8974_snoc_clk,
|
||||
[RPM_SMD_SNOC_A_CLK] = &msm8974_snoc_a_clk,
|
||||
[RPM_SMD_CNOC_CLK] = &msm8974_cnoc_clk,
|
||||
[RPM_SMD_CNOC_A_CLK] = &msm8974_cnoc_a_clk,
|
||||
[RPM_SMD_MMSSNOC_AHB_CLK] = &msm8974_mmssnoc_ahb_clk,
|
||||
[RPM_SMD_MMSSNOC_AHB_A_CLK] = &msm8974_mmssnoc_ahb_a_clk,
|
||||
[RPM_SMD_BIMC_CLK] = &msm8974_bimc_clk,
|
||||
[RPM_SMD_BIMC_A_CLK] = &msm8974_bimc_a_clk,
|
||||
[RPM_SMD_OCMEMGX_CLK] = &msm8974_ocmemgx_clk,
|
||||
[RPM_SMD_OCMEMGX_A_CLK] = &msm8974_ocmemgx_a_clk,
|
||||
[RPM_SMD_QDSS_CLK] = &msm8974_qdss_clk,
|
||||
[RPM_SMD_QDSS_A_CLK] = &msm8974_qdss_a_clk,
|
||||
[RPM_SMD_CXO_D0] = &msm8974_cxo_d0,
|
||||
[RPM_SMD_CXO_D0_A] = &msm8974_cxo_d0_a,
|
||||
[RPM_SMD_CXO_D1] = &msm8974_cxo_d1,
|
||||
[RPM_SMD_CXO_D1_A] = &msm8974_cxo_d1_a,
|
||||
[RPM_SMD_CXO_A0] = &msm8974_cxo_a0,
|
||||
[RPM_SMD_CXO_A0_A] = &msm8974_cxo_a0_a,
|
||||
[RPM_SMD_CXO_A1] = &msm8974_cxo_a1,
|
||||
[RPM_SMD_CXO_A1_A] = &msm8974_cxo_a1_a,
|
||||
[RPM_SMD_CXO_A2] = &msm8974_cxo_a2,
|
||||
[RPM_SMD_CXO_A2_A] = &msm8974_cxo_a2_a,
|
||||
[RPM_SMD_DIFF_CLK] = &msm8974_diff_clk,
|
||||
[RPM_SMD_DIFF_A_CLK] = &msm8974_diff_a_clk,
|
||||
[RPM_SMD_DIV_CLK1] = &msm8974_div_clk1,
|
||||
[RPM_SMD_DIV_A_CLK1] = &msm8974_div_a_clk1,
|
||||
[RPM_SMD_DIV_CLK2] = &msm8974_div_clk2,
|
||||
[RPM_SMD_DIV_A_CLK2] = &msm8974_div_a_clk2,
|
||||
[RPM_SMD_CXO_D0_PIN] = &msm8974_cxo_d0_pin,
|
||||
[RPM_SMD_CXO_D0_A_PIN] = &msm8974_cxo_d0_a_pin,
|
||||
[RPM_SMD_CXO_D1_PIN] = &msm8974_cxo_d1_pin,
|
||||
[RPM_SMD_CXO_D1_A_PIN] = &msm8974_cxo_d1_a_pin,
|
||||
[RPM_SMD_CXO_A0_PIN] = &msm8974_cxo_a0_pin,
|
||||
[RPM_SMD_CXO_A0_A_PIN] = &msm8974_cxo_a0_a_pin,
|
||||
[RPM_SMD_CXO_A1_PIN] = &msm8974_cxo_a1_pin,
|
||||
[RPM_SMD_CXO_A1_A_PIN] = &msm8974_cxo_a1_a_pin,
|
||||
[RPM_SMD_CXO_A2_PIN] = &msm8974_cxo_a2_pin,
|
||||
[RPM_SMD_CXO_A2_A_PIN] = &msm8974_cxo_a2_a_pin,
|
||||
};
|
||||
|
||||
static const struct rpm_smd_clk_desc rpm_clk_msm8974 = {
|
||||
.clks = msm8974_clks,
|
||||
.num_clks = ARRAY_SIZE(msm8974_clks),
|
||||
};
|
||||
static const struct of_device_id rpm_smd_clk_match_table[] = {
|
||||
{ .compatible = "qcom,rpmcc-msm8916", .data = &rpm_clk_msm8916 },
|
||||
{ .compatible = "qcom,rpmcc-msm8974", .data = &rpm_clk_msm8974 },
|
||||
{ }
|
||||
};
|
||||
MODULE_DEVICE_TABLE(of, rpm_smd_clk_match_table);
|
||||
|
||||
@ -20,6 +20,9 @@
|
||||
#include <linux/clk-provider.h>
|
||||
#include <linux/regmap.h>
|
||||
#include <linux/reset-controller.h>
|
||||
#include <linux/math64.h>
|
||||
#include <linux/delay.h>
|
||||
#include <linux/clk.h>
|
||||
|
||||
#include <dt-bindings/clock/qcom,gcc-ipq4019.h>
|
||||
|
||||
@ -28,6 +31,13 @@
|
||||
#include "clk-rcg.h"
|
||||
#include "clk-branch.h"
|
||||
#include "reset.h"
|
||||
#include "clk-regmap-divider.h"
|
||||
|
||||
#define to_clk_regmap_div(_hw) container_of(to_clk_regmap(_hw),\
|
||||
struct clk_regmap_div, clkr)
|
||||
|
||||
#define to_clk_fepll(_hw) container_of(to_clk_regmap_div(_hw),\
|
||||
struct clk_fepll, cdiv)
|
||||
|
||||
enum {
|
||||
P_XO,
|
||||
@ -40,6 +50,41 @@ enum {
|
||||
P_DDRPLLAPSS,
|
||||
};
|
||||
|
||||
/*
|
||||
* struct clk_fepll_vco - vco feedback divider corresponds for FEPLL clocks
|
||||
* @fdbkdiv_shift: lowest bit for FDBKDIV
|
||||
* @fdbkdiv_width: number of bits in FDBKDIV
|
||||
* @refclkdiv_shift: lowest bit for REFCLKDIV
|
||||
* @refclkdiv_width: number of bits in REFCLKDIV
|
||||
* @reg: PLL_DIV register address
|
||||
*/
|
||||
struct clk_fepll_vco {
|
||||
u32 fdbkdiv_shift;
|
||||
u32 fdbkdiv_width;
|
||||
u32 refclkdiv_shift;
|
||||
u32 refclkdiv_width;
|
||||
u32 reg;
|
||||
};
|
||||
|
||||
/*
|
||||
* struct clk_fepll - clk divider corresponds to FEPLL clocks
|
||||
* @fixed_div: fixed divider value if divider is fixed
|
||||
* @parent_map: map from software's parent index to hardware's src_sel field
|
||||
* @cdiv: divider values for PLL_DIV
|
||||
* @pll_vco: vco feedback divider
|
||||
* @div_table: mapping for actual divider value to register divider value
|
||||
* in case of non fixed divider
|
||||
* @freq_tbl: frequency table
|
||||
*/
|
||||
struct clk_fepll {
|
||||
u32 fixed_div;
|
||||
const u8 *parent_map;
|
||||
struct clk_regmap_div cdiv;
|
||||
const struct clk_fepll_vco *pll_vco;
|
||||
const struct clk_div_table *div_table;
|
||||
const struct freq_tbl *freq_tbl;
|
||||
};
|
||||
|
||||
static struct parent_map gcc_xo_200_500_map[] = {
|
||||
{ P_XO, 0 },
|
||||
{ P_FEPLL200, 1 },
|
||||
@ -80,7 +125,7 @@ static struct parent_map gcc_xo_sdcc1_500_map[] = {
|
||||
|
||||
static const char * const gcc_xo_sdcc1_500[] = {
|
||||
"xo",
|
||||
"ddrpll",
|
||||
"ddrpllsdcc",
|
||||
"fepll500",
|
||||
};
|
||||
|
||||
@ -121,6 +166,12 @@ static struct parent_map gcc_xo_ddr_500_200_map[] = {
|
||||
{ P_DDRPLLAPSS, 1 },
|
||||
};
|
||||
|
||||
/*
|
||||
* Contains index for safe clock during APSS freq change.
|
||||
* fepll500 is being used as safe clock so initialize it
|
||||
* with its index in parents list gcc_xo_ddr_500_200.
|
||||
*/
|
||||
static const int gcc_ipq4019_cpu_safe_parent = 2;
|
||||
static const char * const gcc_xo_ddr_500_200[] = {
|
||||
"xo",
|
||||
"fepll200",
|
||||
@ -505,7 +556,7 @@ static const struct freq_tbl ftbl_gcc_sdcc1_apps_clk[] = {
|
||||
F(25000000, P_FEPLL500, 1, 1, 20),
|
||||
F(50000000, P_FEPLL500, 1, 1, 10),
|
||||
F(100000000, P_FEPLL500, 1, 1, 5),
|
||||
F(193000000, P_DDRPLL, 1, 0, 0),
|
||||
F(192000000, P_DDRPLL, 1, 0, 0),
|
||||
{ }
|
||||
};
|
||||
|
||||
@ -524,10 +575,20 @@ static struct clk_rcg2 sdcc1_apps_clk_src = {
|
||||
};
|
||||
|
||||
static const struct freq_tbl ftbl_gcc_apps_clk[] = {
|
||||
F(48000000, P_XO, 1, 0, 0),
|
||||
F(48000000, P_XO, 1, 0, 0),
|
||||
F(200000000, P_FEPLL200, 1, 0, 0),
|
||||
F(384000000, P_DDRPLLAPSS, 1, 0, 0),
|
||||
F(413000000, P_DDRPLLAPSS, 1, 0, 0),
|
||||
F(448000000, P_DDRPLLAPSS, 1, 0, 0),
|
||||
F(488000000, P_DDRPLLAPSS, 1, 0, 0),
|
||||
F(500000000, P_FEPLL500, 1, 0, 0),
|
||||
F(626000000, P_DDRPLLAPSS, 1, 0, 0),
|
||||
F(512000000, P_DDRPLLAPSS, 1, 0, 0),
|
||||
F(537000000, P_DDRPLLAPSS, 1, 0, 0),
|
||||
F(565000000, P_DDRPLLAPSS, 1, 0, 0),
|
||||
F(597000000, P_DDRPLLAPSS, 1, 0, 0),
|
||||
F(632000000, P_DDRPLLAPSS, 1, 0, 0),
|
||||
F(672000000, P_DDRPLLAPSS, 1, 0, 0),
|
||||
F(716000000, P_DDRPLLAPSS, 1, 0, 0),
|
||||
{ }
|
||||
};
|
||||
|
||||
@ -541,6 +602,7 @@ static struct clk_rcg2 apps_clk_src = {
|
||||
.parent_names = gcc_xo_ddr_500_200,
|
||||
.num_parents = 4,
|
||||
.ops = &clk_rcg2_ops,
|
||||
.flags = CLK_SET_RATE_PARENT,
|
||||
},
|
||||
};
|
||||
|
||||
@ -1154,6 +1216,364 @@ static struct clk_branch gcc_wcss5g_rtc_clk = {
|
||||
},
|
||||
};
|
||||
|
||||
/* Calculates the VCO rate for FEPLL. */
|
||||
static u64 clk_fepll_vco_calc_rate(struct clk_fepll *pll_div,
|
||||
unsigned long parent_rate)
|
||||
{
|
||||
const struct clk_fepll_vco *pll_vco = pll_div->pll_vco;
|
||||
u32 fdbkdiv, refclkdiv, cdiv;
|
||||
u64 vco;
|
||||
|
||||
regmap_read(pll_div->cdiv.clkr.regmap, pll_vco->reg, &cdiv);
|
||||
refclkdiv = (cdiv >> pll_vco->refclkdiv_shift) &
|
||||
(BIT(pll_vco->refclkdiv_width) - 1);
|
||||
fdbkdiv = (cdiv >> pll_vco->fdbkdiv_shift) &
|
||||
(BIT(pll_vco->fdbkdiv_width) - 1);
|
||||
|
||||
vco = parent_rate / refclkdiv;
|
||||
vco *= 2;
|
||||
vco *= fdbkdiv;
|
||||
|
||||
return vco;
|
||||
}
|
||||
|
||||
static const struct clk_fepll_vco gcc_apss_ddrpll_vco = {
|
||||
.fdbkdiv_shift = 16,
|
||||
.fdbkdiv_width = 8,
|
||||
.refclkdiv_shift = 24,
|
||||
.refclkdiv_width = 5,
|
||||
.reg = 0x2e020,
|
||||
};
|
||||
|
||||
static const struct clk_fepll_vco gcc_fepll_vco = {
|
||||
.fdbkdiv_shift = 16,
|
||||
.fdbkdiv_width = 8,
|
||||
.refclkdiv_shift = 24,
|
||||
.refclkdiv_width = 5,
|
||||
.reg = 0x2f020,
|
||||
};
|
||||
|
||||
/*
|
||||
* Round rate function for APSS CPU PLL Clock divider.
|
||||
* It looks up the frequency table and returns the next higher frequency
|
||||
* supported in hardware.
|
||||
*/
|
||||
static long clk_cpu_div_round_rate(struct clk_hw *hw, unsigned long rate,
|
||||
unsigned long *p_rate)
|
||||
{
|
||||
struct clk_fepll *pll = to_clk_fepll(hw);
|
||||
struct clk_hw *p_hw;
|
||||
const struct freq_tbl *f;
|
||||
|
||||
f = qcom_find_freq(pll->freq_tbl, rate);
|
||||
if (!f)
|
||||
return -EINVAL;
|
||||
|
||||
p_hw = clk_hw_get_parent_by_index(hw, f->src);
|
||||
*p_rate = clk_hw_get_rate(p_hw);
|
||||
|
||||
return f->freq;
|
||||
};
|
||||
|
||||
/*
|
||||
* Clock set rate function for APSS CPU PLL Clock divider.
|
||||
* It looks up the frequency table and updates the PLL divider to corresponding
|
||||
* divider value.
|
||||
*/
|
||||
static int clk_cpu_div_set_rate(struct clk_hw *hw, unsigned long rate,
|
||||
unsigned long parent_rate)
|
||||
{
|
||||
struct clk_fepll *pll = to_clk_fepll(hw);
|
||||
const struct freq_tbl *f;
|
||||
u32 mask;
|
||||
int ret;
|
||||
|
||||
f = qcom_find_freq(pll->freq_tbl, rate);
|
||||
if (!f)
|
||||
return -EINVAL;
|
||||
|
||||
mask = (BIT(pll->cdiv.width) - 1) << pll->cdiv.shift;
|
||||
ret = regmap_update_bits(pll->cdiv.clkr.regmap,
|
||||
pll->cdiv.reg, mask,
|
||||
f->pre_div << pll->cdiv.shift);
|
||||
/*
|
||||
* There is no status bit which can be checked for successful CPU
|
||||
* divider update operation so using delay for the same.
|
||||
*/
|
||||
udelay(1);
|
||||
|
||||
return 0;
|
||||
};
|
||||
|
||||
/*
|
||||
* Clock frequency calculation function for APSS CPU PLL Clock divider.
|
||||
* This clock divider is nonlinear so this function calculates the actual
|
||||
* divider and returns the output frequency by dividing VCO Frequency
|
||||
* with this actual divider value.
|
||||
*/
|
||||
static unsigned long
|
||||
clk_cpu_div_recalc_rate(struct clk_hw *hw,
|
||||
unsigned long parent_rate)
|
||||
{
|
||||
struct clk_fepll *pll = to_clk_fepll(hw);
|
||||
u32 cdiv, pre_div;
|
||||
u64 rate;
|
||||
|
||||
regmap_read(pll->cdiv.clkr.regmap, pll->cdiv.reg, &cdiv);
|
||||
cdiv = (cdiv >> pll->cdiv.shift) & (BIT(pll->cdiv.width) - 1);
|
||||
|
||||
/*
|
||||
* Some dividers have value in 0.5 fraction so multiply both VCO
|
||||
* frequency(parent_rate) and pre_div with 2 to make integer
|
||||
* calculation.
|
||||
*/
|
||||
if (cdiv > 10)
|
||||
pre_div = (cdiv + 1) * 2;
|
||||
else
|
||||
pre_div = cdiv + 12;
|
||||
|
||||
rate = clk_fepll_vco_calc_rate(pll, parent_rate) * 2;
|
||||
do_div(rate, pre_div);
|
||||
|
||||
return rate;
|
||||
};
|
||||
|
||||
static const struct clk_ops clk_regmap_cpu_div_ops = {
|
||||
.round_rate = clk_cpu_div_round_rate,
|
||||
.set_rate = clk_cpu_div_set_rate,
|
||||
.recalc_rate = clk_cpu_div_recalc_rate,
|
||||
};
|
||||
|
||||
static const struct freq_tbl ftbl_apss_ddr_pll[] = {
|
||||
{ 384000000, P_XO, 0xd, 0, 0 },
|
||||
{ 413000000, P_XO, 0xc, 0, 0 },
|
||||
{ 448000000, P_XO, 0xb, 0, 0 },
|
||||
{ 488000000, P_XO, 0xa, 0, 0 },
|
||||
{ 512000000, P_XO, 0x9, 0, 0 },
|
||||
{ 537000000, P_XO, 0x8, 0, 0 },
|
||||
{ 565000000, P_XO, 0x7, 0, 0 },
|
||||
{ 597000000, P_XO, 0x6, 0, 0 },
|
||||
{ 632000000, P_XO, 0x5, 0, 0 },
|
||||
{ 672000000, P_XO, 0x4, 0, 0 },
|
||||
{ 716000000, P_XO, 0x3, 0, 0 },
|
||||
{ 768000000, P_XO, 0x2, 0, 0 },
|
||||
{ 823000000, P_XO, 0x1, 0, 0 },
|
||||
{ 896000000, P_XO, 0x0, 0, 0 },
|
||||
{ }
|
||||
};
|
||||
|
||||
static struct clk_fepll gcc_apss_cpu_plldiv_clk = {
|
||||
.cdiv.reg = 0x2e020,
|
||||
.cdiv.shift = 4,
|
||||
.cdiv.width = 4,
|
||||
.cdiv.clkr = {
|
||||
.enable_reg = 0x2e000,
|
||||
.enable_mask = BIT(0),
|
||||
.hw.init = &(struct clk_init_data){
|
||||
.name = "ddrpllapss",
|
||||
.parent_names = (const char *[]){
|
||||
"xo",
|
||||
},
|
||||
.num_parents = 1,
|
||||
.ops = &clk_regmap_cpu_div_ops,
|
||||
},
|
||||
},
|
||||
.freq_tbl = ftbl_apss_ddr_pll,
|
||||
.pll_vco = &gcc_apss_ddrpll_vco,
|
||||
};
|
||||
|
||||
/* Calculates the rate for PLL divider.
|
||||
* If the divider value is not fixed then it gets the actual divider value
|
||||
* from divider table. Then, it calculate the clock rate by dividing the
|
||||
* parent rate with actual divider value.
|
||||
*/
|
||||
static unsigned long
|
||||
clk_regmap_clk_div_recalc_rate(struct clk_hw *hw,
|
||||
unsigned long parent_rate)
|
||||
{
|
||||
struct clk_fepll *pll = to_clk_fepll(hw);
|
||||
u32 cdiv, pre_div = 1;
|
||||
u64 rate;
|
||||
const struct clk_div_table *clkt;
|
||||
|
||||
if (pll->fixed_div) {
|
||||
pre_div = pll->fixed_div;
|
||||
} else {
|
||||
regmap_read(pll->cdiv.clkr.regmap, pll->cdiv.reg, &cdiv);
|
||||
cdiv = (cdiv >> pll->cdiv.shift) & (BIT(pll->cdiv.width) - 1);
|
||||
|
||||
for (clkt = pll->div_table; clkt->div; clkt++) {
|
||||
if (clkt->val == cdiv)
|
||||
pre_div = clkt->div;
|
||||
}
|
||||
}
|
||||
|
||||
rate = clk_fepll_vco_calc_rate(pll, parent_rate);
|
||||
do_div(rate, pre_div);
|
||||
|
||||
return rate;
|
||||
};
|
||||
|
||||
static const struct clk_ops clk_fepll_div_ops = {
|
||||
.recalc_rate = clk_regmap_clk_div_recalc_rate,
|
||||
};
|
||||
|
||||
static struct clk_fepll gcc_apss_sdcc_clk = {
|
||||
.fixed_div = 28,
|
||||
.cdiv.clkr = {
|
||||
.hw.init = &(struct clk_init_data){
|
||||
.name = "ddrpllsdcc",
|
||||
.parent_names = (const char *[]){
|
||||
"xo",
|
||||
},
|
||||
.num_parents = 1,
|
||||
.ops = &clk_fepll_div_ops,
|
||||
},
|
||||
},
|
||||
.pll_vco = &gcc_apss_ddrpll_vco,
|
||||
};
|
||||
|
||||
static struct clk_fepll gcc_fepll125_clk = {
|
||||
.fixed_div = 32,
|
||||
.cdiv.clkr = {
|
||||
.hw.init = &(struct clk_init_data){
|
||||
.name = "fepll125",
|
||||
.parent_names = (const char *[]){
|
||||
"xo",
|
||||
},
|
||||
.num_parents = 1,
|
||||
.ops = &clk_fepll_div_ops,
|
||||
},
|
||||
},
|
||||
.pll_vco = &gcc_fepll_vco,
|
||||
};
|
||||
|
||||
static struct clk_fepll gcc_fepll125dly_clk = {
|
||||
.fixed_div = 32,
|
||||
.cdiv.clkr = {
|
||||
.hw.init = &(struct clk_init_data){
|
||||
.name = "fepll125dly",
|
||||
.parent_names = (const char *[]){
|
||||
"xo",
|
||||
},
|
||||
.num_parents = 1,
|
||||
.ops = &clk_fepll_div_ops,
|
||||
},
|
||||
},
|
||||
.pll_vco = &gcc_fepll_vco,
|
||||
};
|
||||
|
||||
static struct clk_fepll gcc_fepll200_clk = {
|
||||
.fixed_div = 20,
|
||||
.cdiv.clkr = {
|
||||
.hw.init = &(struct clk_init_data){
|
||||
.name = "fepll200",
|
||||
.parent_names = (const char *[]){
|
||||
"xo",
|
||||
},
|
||||
.num_parents = 1,
|
||||
.ops = &clk_fepll_div_ops,
|
||||
},
|
||||
},
|
||||
.pll_vco = &gcc_fepll_vco,
|
||||
};
|
||||
|
||||
static struct clk_fepll gcc_fepll500_clk = {
|
||||
.fixed_div = 8,
|
||||
.cdiv.clkr = {
|
||||
.hw.init = &(struct clk_init_data){
|
||||
.name = "fepll500",
|
||||
.parent_names = (const char *[]){
|
||||
"xo",
|
||||
},
|
||||
.num_parents = 1,
|
||||
.ops = &clk_fepll_div_ops,
|
||||
},
|
||||
},
|
||||
.pll_vco = &gcc_fepll_vco,
|
||||
};
|
||||
|
||||
static const struct clk_div_table fepllwcss_clk_div_table[] = {
|
||||
{ 0, 15 },
|
||||
{ 1, 16 },
|
||||
{ 2, 18 },
|
||||
{ 3, 20 },
|
||||
{ },
|
||||
};
|
||||
|
||||
static struct clk_fepll gcc_fepllwcss2g_clk = {
|
||||
.cdiv.reg = 0x2f020,
|
||||
.cdiv.shift = 8,
|
||||
.cdiv.width = 2,
|
||||
.cdiv.clkr = {
|
||||
.hw.init = &(struct clk_init_data){
|
||||
.name = "fepllwcss2g",
|
||||
.parent_names = (const char *[]){
|
||||
"xo",
|
||||
},
|
||||
.num_parents = 1,
|
||||
.ops = &clk_fepll_div_ops,
|
||||
},
|
||||
},
|
||||
.div_table = fepllwcss_clk_div_table,
|
||||
.pll_vco = &gcc_fepll_vco,
|
||||
};
|
||||
|
||||
static struct clk_fepll gcc_fepllwcss5g_clk = {
|
||||
.cdiv.reg = 0x2f020,
|
||||
.cdiv.shift = 12,
|
||||
.cdiv.width = 2,
|
||||
.cdiv.clkr = {
|
||||
.hw.init = &(struct clk_init_data){
|
||||
.name = "fepllwcss5g",
|
||||
.parent_names = (const char *[]){
|
||||
"xo",
|
||||
},
|
||||
.num_parents = 1,
|
||||
.ops = &clk_fepll_div_ops,
|
||||
},
|
||||
},
|
||||
.div_table = fepllwcss_clk_div_table,
|
||||
.pll_vco = &gcc_fepll_vco,
|
||||
};
|
||||
|
||||
static const struct freq_tbl ftbl_gcc_pcnoc_ahb_clk[] = {
|
||||
F(48000000, P_XO, 1, 0, 0),
|
||||
F(100000000, P_FEPLL200, 2, 0, 0),
|
||||
{ }
|
||||
};
|
||||
|
||||
static struct clk_rcg2 gcc_pcnoc_ahb_clk_src = {
|
||||
.cmd_rcgr = 0x21024,
|
||||
.hid_width = 5,
|
||||
.parent_map = gcc_xo_200_500_map,
|
||||
.freq_tbl = ftbl_gcc_pcnoc_ahb_clk,
|
||||
.clkr.hw.init = &(struct clk_init_data){
|
||||
.name = "gcc_pcnoc_ahb_clk_src",
|
||||
.parent_names = gcc_xo_200_500,
|
||||
.num_parents = 3,
|
||||
.ops = &clk_rcg2_ops,
|
||||
},
|
||||
};
|
||||
|
||||
static struct clk_branch pcnoc_clk_src = {
|
||||
.halt_reg = 0x21030,
|
||||
.clkr = {
|
||||
.enable_reg = 0x21030,
|
||||
.enable_mask = BIT(0),
|
||||
.hw.init = &(struct clk_init_data){
|
||||
.name = "pcnoc_clk_src",
|
||||
.parent_names = (const char *[]){
|
||||
"gcc_pcnoc_ahb_clk_src",
|
||||
},
|
||||
.num_parents = 1,
|
||||
.ops = &clk_branch2_ops,
|
||||
.flags = CLK_SET_RATE_PARENT |
|
||||
CLK_IS_CRITICAL,
|
||||
},
|
||||
},
|
||||
};
|
||||
|
||||
static struct clk_regmap *gcc_ipq4019_clocks[] = {
|
||||
[AUDIO_CLK_SRC] = &audio_clk_src.clkr,
|
||||
[BLSP1_QUP1_I2C_APPS_CLK_SRC] = &blsp1_qup1_i2c_apps_clk_src.clkr,
|
||||
@ -1214,6 +1634,16 @@ static struct clk_regmap *gcc_ipq4019_clocks[] = {
|
||||
[GCC_WCSS5G_CLK] = &gcc_wcss5g_clk.clkr,
|
||||
[GCC_WCSS5G_REF_CLK] = &gcc_wcss5g_ref_clk.clkr,
|
||||
[GCC_WCSS5G_RTC_CLK] = &gcc_wcss5g_rtc_clk.clkr,
|
||||
[GCC_SDCC_PLLDIV_CLK] = &gcc_apss_sdcc_clk.cdiv.clkr,
|
||||
[GCC_FEPLL125_CLK] = &gcc_fepll125_clk.cdiv.clkr,
|
||||
[GCC_FEPLL125DLY_CLK] = &gcc_fepll125dly_clk.cdiv.clkr,
|
||||
[GCC_FEPLL200_CLK] = &gcc_fepll200_clk.cdiv.clkr,
|
||||
[GCC_FEPLL500_CLK] = &gcc_fepll500_clk.cdiv.clkr,
|
||||
[GCC_FEPLL_WCSS2G_CLK] = &gcc_fepllwcss2g_clk.cdiv.clkr,
|
||||
[GCC_FEPLL_WCSS5G_CLK] = &gcc_fepllwcss5g_clk.cdiv.clkr,
|
||||
[GCC_APSS_CPU_PLLDIV_CLK] = &gcc_apss_cpu_plldiv_clk.cdiv.clkr,
|
||||
[GCC_PCNOC_AHB_CLK_SRC] = &gcc_pcnoc_ahb_clk_src.clkr,
|
||||
[GCC_PCNOC_AHB_CLK] = &pcnoc_clk_src.clkr,
|
||||
};
|
||||
|
||||
static const struct qcom_reset_map gcc_ipq4019_resets[] = {
|
||||
@ -1294,7 +1724,7 @@ static const struct regmap_config gcc_ipq4019_regmap_config = {
|
||||
.reg_bits = 32,
|
||||
.reg_stride = 4,
|
||||
.val_bits = 32,
|
||||
.max_register = 0x2dfff,
|
||||
.max_register = 0x2ffff,
|
||||
.fast_io = true,
|
||||
};
|
||||
|
||||
@ -1312,23 +1742,44 @@ static const struct of_device_id gcc_ipq4019_match_table[] = {
|
||||
};
|
||||
MODULE_DEVICE_TABLE(of, gcc_ipq4019_match_table);
|
||||
|
||||
static int
|
||||
gcc_ipq4019_cpu_clk_notifier_fn(struct notifier_block *nb,
|
||||
unsigned long action, void *data)
|
||||
{
|
||||
int err = 0;
|
||||
|
||||
if (action == PRE_RATE_CHANGE)
|
||||
err = clk_rcg2_ops.set_parent(&apps_clk_src.clkr.hw,
|
||||
gcc_ipq4019_cpu_safe_parent);
|
||||
|
||||
return notifier_from_errno(err);
|
||||
}
|
||||
|
||||
static struct notifier_block gcc_ipq4019_cpu_clk_notifier = {
|
||||
.notifier_call = gcc_ipq4019_cpu_clk_notifier_fn,
|
||||
};
|
||||
|
||||
static int gcc_ipq4019_probe(struct platform_device *pdev)
|
||||
{
|
||||
struct device *dev = &pdev->dev;
|
||||
int err;
|
||||
|
||||
clk_register_fixed_rate(dev, "fepll125", "xo", 0, 200000000);
|
||||
clk_register_fixed_rate(dev, "fepll125dly", "xo", 0, 200000000);
|
||||
clk_register_fixed_rate(dev, "fepllwcss2g", "xo", 0, 200000000);
|
||||
clk_register_fixed_rate(dev, "fepllwcss5g", "xo", 0, 200000000);
|
||||
clk_register_fixed_rate(dev, "fepll200", "xo", 0, 200000000);
|
||||
clk_register_fixed_rate(dev, "fepll500", "xo", 0, 200000000);
|
||||
clk_register_fixed_rate(dev, "ddrpllapss", "xo", 0, 666000000);
|
||||
err = qcom_cc_probe(pdev, &gcc_ipq4019_desc);
|
||||
if (err)
|
||||
return err;
|
||||
|
||||
return qcom_cc_probe(pdev, &gcc_ipq4019_desc);
|
||||
return clk_notifier_register(apps_clk_src.clkr.hw.clk,
|
||||
&gcc_ipq4019_cpu_clk_notifier);
|
||||
}
|
||||
|
||||
static int gcc_ipq4019_remove(struct platform_device *pdev)
|
||||
{
|
||||
return clk_notifier_unregister(apps_clk_src.clkr.hw.clk,
|
||||
&gcc_ipq4019_cpu_clk_notifier);
|
||||
}
|
||||
|
||||
static struct platform_driver gcc_ipq4019_driver = {
|
||||
.probe = gcc_ipq4019_probe,
|
||||
.remove = gcc_ipq4019_remove,
|
||||
.driver = {
|
||||
.name = "qcom,gcc-ipq4019",
|
||||
.of_match_table = gcc_ipq4019_match_table,
|
||||
|
||||
@ -37,12 +37,14 @@
|
||||
* @smstpcr: module stop control register
|
||||
* @mstpsr: module stop status register (optional)
|
||||
* @lock: protects writes to SMSTPCR
|
||||
* @width_8bit: registers are 8-bit, not 32-bit
|
||||
*/
|
||||
struct mstp_clock_group {
|
||||
struct clk_onecell_data data;
|
||||
void __iomem *smstpcr;
|
||||
void __iomem *mstpsr;
|
||||
spinlock_t lock;
|
||||
bool width_8bit;
|
||||
};
|
||||
|
||||
/**
|
||||
@ -59,6 +61,18 @@ struct mstp_clock {
|
||||
|
||||
#define to_mstp_clock(_hw) container_of(_hw, struct mstp_clock, hw)
|
||||
|
||||
static inline u32 cpg_mstp_read(struct mstp_clock_group *group,
|
||||
u32 __iomem *reg)
|
||||
{
|
||||
return group->width_8bit ? readb(reg) : clk_readl(reg);
|
||||
}
|
||||
|
||||
static inline void cpg_mstp_write(struct mstp_clock_group *group, u32 val,
|
||||
u32 __iomem *reg)
|
||||
{
|
||||
group->width_8bit ? writeb(val, reg) : clk_writel(val, reg);
|
||||
}
|
||||
|
||||
static int cpg_mstp_clock_endisable(struct clk_hw *hw, bool enable)
|
||||
{
|
||||
struct mstp_clock *clock = to_mstp_clock(hw);
|
||||
@ -70,12 +84,12 @@ static int cpg_mstp_clock_endisable(struct clk_hw *hw, bool enable)
|
||||
|
||||
spin_lock_irqsave(&group->lock, flags);
|
||||
|
||||
value = clk_readl(group->smstpcr);
|
||||
value = cpg_mstp_read(group, group->smstpcr);
|
||||
if (enable)
|
||||
value &= ~bitmask;
|
||||
else
|
||||
value |= bitmask;
|
||||
clk_writel(value, group->smstpcr);
|
||||
cpg_mstp_write(group, value, group->smstpcr);
|
||||
|
||||
spin_unlock_irqrestore(&group->lock, flags);
|
||||
|
||||
@ -83,7 +97,7 @@ static int cpg_mstp_clock_endisable(struct clk_hw *hw, bool enable)
|
||||
return 0;
|
||||
|
||||
for (i = 1000; i > 0; --i) {
|
||||
if (!(clk_readl(group->mstpsr) & bitmask))
|
||||
if (!(cpg_mstp_read(group, group->mstpsr) & bitmask))
|
||||
break;
|
||||
cpu_relax();
|
||||
}
|
||||
@ -114,9 +128,9 @@ static int cpg_mstp_clock_is_enabled(struct clk_hw *hw)
|
||||
u32 value;
|
||||
|
||||
if (group->mstpsr)
|
||||
value = clk_readl(group->mstpsr);
|
||||
value = cpg_mstp_read(group, group->mstpsr);
|
||||
else
|
||||
value = clk_readl(group->smstpcr);
|
||||
value = cpg_mstp_read(group, group->smstpcr);
|
||||
|
||||
return !(value & BIT(clock->bit_index));
|
||||
}
|
||||
@ -188,6 +202,9 @@ static void __init cpg_mstp_clocks_init(struct device_node *np)
|
||||
return;
|
||||
}
|
||||
|
||||
if (of_device_is_compatible(np, "renesas,r7s72100-mstp-clocks"))
|
||||
group->width_8bit = true;
|
||||
|
||||
for (i = 0; i < MSTP_MAX_CLOCKS; ++i)
|
||||
clks[i] = ERR_PTR(-ENOENT);
|
||||
|
||||
|
||||
@ -81,6 +81,17 @@
|
||||
#define GCC_WCSS5G_CLK 62
|
||||
#define GCC_WCSS5G_REF_CLK 63
|
||||
#define GCC_WCSS5G_RTC_CLK 64
|
||||
#define GCC_APSS_DDRPLL_VCO 65
|
||||
#define GCC_SDCC_PLLDIV_CLK 66
|
||||
#define GCC_FEPLL_VCO 67
|
||||
#define GCC_FEPLL125_CLK 68
|
||||
#define GCC_FEPLL125DLY_CLK 69
|
||||
#define GCC_FEPLL200_CLK 70
|
||||
#define GCC_FEPLL500_CLK 71
|
||||
#define GCC_FEPLL_WCSS2G_CLK 72
|
||||
#define GCC_FEPLL_WCSS5G_CLK 73
|
||||
#define GCC_APSS_CPU_PLLDIV_CLK 74
|
||||
#define GCC_PCNOC_AHB_CLK_SRC 75
|
||||
|
||||
#define WIFI0_CPU_INIT_RESET 0
|
||||
#define WIFI0_RADIO_SRIF_RESET 1
|
||||
|
||||
@ -14,7 +14,7 @@
|
||||
#ifndef _DT_BINDINGS_CLK_MSM_RPMCC_H
|
||||
#define _DT_BINDINGS_CLK_MSM_RPMCC_H
|
||||
|
||||
/* apq8064 */
|
||||
/* RPM clocks */
|
||||
#define RPM_PXO_CLK 0
|
||||
#define RPM_PXO_A_CLK 1
|
||||
#define RPM_CXO_CLK 2
|
||||
@ -38,7 +38,7 @@
|
||||
#define RPM_SFPB_CLK 20
|
||||
#define RPM_SFPB_A_CLK 21
|
||||
|
||||
/* msm8916 */
|
||||
/* SMD RPM clocks */
|
||||
#define RPM_SMD_XO_CLK_SRC 0
|
||||
#define RPM_SMD_XO_A_CLK_SRC 1
|
||||
#define RPM_SMD_PCNOC_CLK 2
|
||||
@ -65,5 +65,41 @@
|
||||
#define RPM_SMD_RF_CLK1_A_PIN 23
|
||||
#define RPM_SMD_RF_CLK2_PIN 24
|
||||
#define RPM_SMD_RF_CLK2_A_PIN 25
|
||||
#define RPM_SMD_PNOC_CLK 26
|
||||
#define RPM_SMD_PNOC_A_CLK 27
|
||||
#define RPM_SMD_CNOC_CLK 28
|
||||
#define RPM_SMD_CNOC_A_CLK 29
|
||||
#define RPM_SMD_MMSSNOC_AHB_CLK 30
|
||||
#define RPM_SMD_MMSSNOC_AHB_A_CLK 31
|
||||
#define RPM_SMD_GFX3D_CLK_SRC 32
|
||||
#define RPM_SMD_GFX3D_A_CLK_SRC 33
|
||||
#define RPM_SMD_OCMEMGX_CLK 34
|
||||
#define RPM_SMD_OCMEMGX_A_CLK 35
|
||||
#define RPM_SMD_CXO_D0 36
|
||||
#define RPM_SMD_CXO_D0_A 37
|
||||
#define RPM_SMD_CXO_D1 38
|
||||
#define RPM_SMD_CXO_D1_A 39
|
||||
#define RPM_SMD_CXO_A0 40
|
||||
#define RPM_SMD_CXO_A0_A 41
|
||||
#define RPM_SMD_CXO_A1 42
|
||||
#define RPM_SMD_CXO_A1_A 43
|
||||
#define RPM_SMD_CXO_A2 44
|
||||
#define RPM_SMD_CXO_A2_A 45
|
||||
#define RPM_SMD_DIV_CLK1 46
|
||||
#define RPM_SMD_DIV_A_CLK1 47
|
||||
#define RPM_SMD_DIV_CLK2 48
|
||||
#define RPM_SMD_DIV_A_CLK2 49
|
||||
#define RPM_SMD_DIFF_CLK 50
|
||||
#define RPM_SMD_DIFF_A_CLK 51
|
||||
#define RPM_SMD_CXO_D0_PIN 52
|
||||
#define RPM_SMD_CXO_D0_A_PIN 53
|
||||
#define RPM_SMD_CXO_D1_PIN 54
|
||||
#define RPM_SMD_CXO_D1_A_PIN 55
|
||||
#define RPM_SMD_CXO_A0_PIN 56
|
||||
#define RPM_SMD_CXO_A0_A_PIN 57
|
||||
#define RPM_SMD_CXO_A1_PIN 58
|
||||
#define RPM_SMD_CXO_A1_A_PIN 59
|
||||
#define RPM_SMD_CXO_A2_PIN 60
|
||||
#define RPM_SMD_CXO_A2_A_PIN 61
|
||||
|
||||
#endif
|
||||
|
||||
39
include/dt-bindings/clock/stm32fx-clock.h
Normal file
39
include/dt-bindings/clock/stm32fx-clock.h
Normal file
@ -0,0 +1,39 @@
|
||||
/*
|
||||
* stm32fx-clock.h
|
||||
*
|
||||
* Copyright (C) 2016 STMicroelectronics
|
||||
* Author: Gabriel Fernandez for STMicroelectronics.
|
||||
* License terms: GNU General Public License (GPL), version 2
|
||||
*/
|
||||
|
||||
/*
|
||||
* List of clocks wich are not derived from system clock (SYSCLOCK)
|
||||
*
|
||||
* The index of these clocks is the secondary index of DT bindings
|
||||
* (see Documentatoin/devicetree/bindings/clock/st,stm32-rcc.txt)
|
||||
*
|
||||
* e.g:
|
||||
<assigned-clocks = <&rcc 1 CLK_LSE>;
|
||||
*/
|
||||
|
||||
#ifndef _DT_BINDINGS_CLK_STMFX_H
|
||||
#define _DT_BINDINGS_CLK_STMFX_H
|
||||
|
||||
#define SYSTICK 0
|
||||
#define FCLK 1
|
||||
#define CLK_LSI 2
|
||||
#define CLK_LSE 3
|
||||
#define CLK_HSE_RTC 4
|
||||
#define CLK_RTC 5
|
||||
#define PLL_VCO_I2S 6
|
||||
#define PLL_VCO_SAI 7
|
||||
#define CLK_LCD 8
|
||||
#define CLK_I2S 9
|
||||
#define CLK_SAI1 10
|
||||
#define CLK_SAI2 11
|
||||
#define CLK_I2SQ_PDIV 12
|
||||
#define CLK_SAIQ_PDIV 13
|
||||
|
||||
#define END_PRIMARY_CLK 14
|
||||
|
||||
#endif
|
||||
Loading…
Reference in New Issue
Block a user