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+0100 (CET) DKIM-Filter: OpenDKIM Filter v2.10.3 zproxy4.enst.fr 46C47205CA DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=telecom-paris.fr; s=A35C7578-1106-11E5-A17F-C303FDDA8F2E; t=1705569090; bh=svXV8E2oQTnogC6w6iy7AKfmtvx33rPKaf7pBhxS/3g=; h=From:To:Date:Message-Id:MIME-Version; b=PdQ4bKppYD3QMJPmqsHgBJP5KVIb4E20fO8qwaJ4Sx1PtXbep7CmQzTV9/lMoQlDe J9LyhvmmGSHG4aPoRw7AnbqgMDxiJg1SDB+LFsP/eKMKczk0PwjaKWlhFa8R4icaYS UZ4MTU43cNKKfjRA3KRv7PmxrWemxYPIwHBuNL9Q= X-Virus-Scanned: amavis at enst.fr From: Arnaud Minier To: qemu-devel@nongnu.org Cc: philmd@linaro.org, Arnaud Minier , Alistair Francis , Thomas Huth , Laurent Vivier , qemu-arm@nongnu.org, Peter Maydell , samuel.tardieu@telecom-paris.fr, =?UTF-8?q?In=C3=A8s=20Varhol?= , Paolo Bonzini Subject: [PATCH v2 4/7] Add initialization information for PLLs and clock multiplexers Date: Thu, 18 Jan 2024 10:11:04 +0100 Message-Id: <20240118091107.87831-5-arnaud.minier@telecom-paris.fr> X-Mailer: git-send-email 2.34.1 In-Reply-To: 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Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @telecom-paris.fr) X-ZM-MESSAGEID: 1705569126249100003 Content-Type: text/plain; charset="utf-8" Signed-off-by: Arnaud Minier Signed-off-by: In=C3=A8s Varhol --- hw/misc/stm32l4x5_rcc.c | 69 ++- include/hw/misc/stm32l4x5_rcc_internals.h | 707 ++++++++++++++++++++++ 2 files changed, 774 insertions(+), 2 deletions(-) diff --git a/hw/misc/stm32l4x5_rcc.c b/hw/misc/stm32l4x5_rcc.c index b70d5818c0..33c2a1915f 100644 --- a/hw/misc/stm32l4x5_rcc.c +++ b/hw/misc/stm32l4x5_rcc.c @@ -602,21 +602,79 @@ static void stm32l4x5_rcc_init(Object *obj) qdev_init_clocks(DEVICE(s), stm32l4x5_rcc_clocks); =20 for (i =3D 0; i < RCC_NUM_PLL; i++) { - object_initialize_child(obj, "pll[*]", + object_initialize_child(obj, PLL_INIT_INFO[i].name, &s->plls[i], TYPE_RCC_PLL); + set_pll_init_info(s, &s->plls[i], i); } =20 for (i =3D 0; i < RCC_NUM_CLOCK_MUX; i++) { + char *alias; =20 - object_initialize_child(obj, "clock[*]", + object_initialize_child(obj, CLOCK_MUX_INIT_INFO[i].name, &s->clock_muxes[i], TYPE_RCC_CLOCK_MUX); + set_clock_mux_init_info(s, &s->clock_muxes[i], i); =20 + if (!CLOCK_MUX_INIT_INFO[i].hidden) { + /* Expose muxes output as RCC outputs */ + alias =3D g_strdup_printf("%s-out", CLOCK_MUX_INIT_INFO[i].nam= e); + qdev_alias_clock(DEVICE(&s->clock_muxes[i]), "out", DEVICE(obj= ), alias); + g_free(alias); + } } =20 s->gnd =3D clock_new(obj, "gnd"); } =20 +static void connect_mux_sources(Stm32l4x5RccState *s, + RccClockMuxState *mux, + const RccClockMuxSource *clk_mapping) +{ + size_t i; + + Clock * const CLK_SRC_MAPPING[] =3D { + [RCC_CLOCK_MUX_SRC_GND] =3D s->gnd, + [RCC_CLOCK_MUX_SRC_HSI] =3D s->hsi16_rc, + [RCC_CLOCK_MUX_SRC_HSE] =3D s->hse, + [RCC_CLOCK_MUX_SRC_MSI] =3D s->msi_rc, + [RCC_CLOCK_MUX_SRC_LSI] =3D s->lsi_rc, + [RCC_CLOCK_MUX_SRC_LSE] =3D s->lse_crystal, + [RCC_CLOCK_MUX_SRC_SAI1_EXTCLK] =3D s->sai1_extclk, + [RCC_CLOCK_MUX_SRC_SAI2_EXTCLK] =3D s->sai2_extclk, + [RCC_CLOCK_MUX_SRC_PLL] =3D + s->plls[RCC_PLL_PLL].channels[RCC_PLL_CHANNEL_PLLCLK], + [RCC_CLOCK_MUX_SRC_PLLSAI1] =3D + s->plls[RCC_PLL_PLLSAI1].channels[RCC_PLLSAI1_CHANNEL_PLLSAI1C= LK], + [RCC_CLOCK_MUX_SRC_PLLSAI2] =3D + s->plls[RCC_PLL_PLLSAI2].channels[RCC_PLLSAI2_CHANNEL_PLLSAI2C= LK], + [RCC_CLOCK_MUX_SRC_PLLSAI3] =3D + s->plls[RCC_PLL_PLL].channels[RCC_PLL_CHANNEL_PLLSAI3CLK], + [RCC_CLOCK_MUX_SRC_PLL48M1] =3D + s->plls[RCC_PLL_PLL].channels[RCC_PLL_CHANNEL_PLL48M1CLK], + [RCC_CLOCK_MUX_SRC_PLL48M2] =3D + s->plls[RCC_PLL_PLLSAI1].channels[RCC_PLLSAI1_CHANNEL_PLL48M2C= LK], + [RCC_CLOCK_MUX_SRC_PLLADC1] =3D + s->plls[RCC_PLL_PLLSAI1].channels[RCC_PLLSAI1_CHANNEL_PLLADC1C= LK], + [RCC_CLOCK_MUX_SRC_PLLADC2] =3D + s->plls[RCC_PLL_PLLSAI2] .channels[RCC_PLLSAI2_CHANNEL_PLLADC2= CLK], + [RCC_CLOCK_MUX_SRC_SYSCLK] =3D s->clock_muxes[RCC_CLOCK_MUX_SYSCLK= ].out, + [RCC_CLOCK_MUX_SRC_HCLK] =3D s->clock_muxes[RCC_CLOCK_MUX_HCLK].ou= t, + [RCC_CLOCK_MUX_SRC_PCLK1] =3D s->clock_muxes[RCC_CLOCK_MUX_PCLK1].= out, + [RCC_CLOCK_MUX_SRC_PCLK2] =3D s->clock_muxes[RCC_CLOCK_MUX_PCLK2].= out, + [RCC_CLOCK_MUX_SRC_HSE_OVER_32] =3D s->clock_muxes[RCC_CLOCK_MUX_H= SE_OVER_32].out, + [RCC_CLOCK_MUX_SRC_LCD_AND_RTC_COMMON] =3D + s->clock_muxes[RCC_CLOCK_MUX_LCD_AND_RTC_COMMON].out, + }; + + assert(ARRAY_SIZE(CLK_SRC_MAPPING) =3D=3D RCC_CLOCK_MUX_SRC_NUMBER); + + for (i =3D 0; i < RCC_NUM_CLOCK_MUX_SRC; i++) { + RccClockMuxSource mapping =3D clk_mapping[i]; + clock_set_source(mux->srcs[i], CLK_SRC_MAPPING[mapping]); + } +} + + static const VMStateDescription vmstate_stm32l4x5_rcc =3D { .name =3D TYPE_STM32L4X5_RCC, .version_id =3D 1, @@ -681,11 +739,17 @@ static void stm32l4x5_rcc_realize(DeviceState *dev, E= rror **errp) for (i =3D 0; i < RCC_NUM_CLOCK_MUX; i++) { RccClockMuxState *clock_mux =3D &s->clock_muxes[i]; =20 + connect_mux_sources(s, clock_mux, CLOCK_MUX_INIT_INFO[i].src_mappi= ng); + if (!qdev_realize(DEVICE(clock_mux), NULL, errp)) { return; } } =20 + /* + * Start clocks after everything is connected + * to propagate the frequencies along the tree. + */ clock_update_hz(s->msi_rc, MSI_DEFAULT_FRQ); clock_update_hz(s->sai1_extclk, s->sai1_extclk_frequency); clock_update_hz(s->sai2_extclk, s->sai2_extclk_frequency); @@ -719,6 +783,7 @@ static void stm32l4x5_rcc_class_init(ObjectClass *klass= , void *data) DeviceClass *dc =3D DEVICE_CLASS(klass); ResettableClass *rc =3D RESETTABLE_CLASS(klass); =20 + assert(ARRAY_SIZE(CLOCK_MUX_INIT_INFO) =3D=3D RCC_NUM_CLOCK_MUX); =20 rc->phases.hold =3D stm32l4x5_rcc_reset_hold; device_class_set_props(dc, stm32l4x5_rcc_properties); diff --git a/include/hw/misc/stm32l4x5_rcc_internals.h b/include/hw/misc/st= m32l4x5_rcc_internals.h index a9da5e3be7..c73e20ae01 100644 --- a/include/hw/misc/stm32l4x5_rcc_internals.h +++ b/include/hw/misc/stm32l4x5_rcc_internals.h @@ -334,4 +334,711 @@ typedef enum RccClockMuxSource { RCC_CLOCK_MUX_SRC_NUMBER, } RccClockMuxSource; =20 +/* PLL init info */ +typedef struct PllInitInfo { + const char *name; + + const char *channel_name[RCC_NUM_CHANNEL_PLL_OUT]; + bool channel_exists[RCC_NUM_CHANNEL_PLL_OUT]; + uint32_t default_channel_divider[RCC_NUM_CHANNEL_PLL_OUT]; + + RccClockMuxSource src_mapping[RCC_NUM_CLOCK_MUX_SRC]; +} PllInitInfo; + +static const PllInitInfo PLL_INIT_INFO[] =3D { + [RCC_PLL_PLL] =3D { + .name =3D "pll", + .channel_name =3D { + "pllsai3clk", + "pll48m1clk", + "pllclk" + }, + .channel_exists =3D { + true, true, true + }, + /* From PLLCFGR register documentation */ + .default_channel_divider =3D { + 7, 2, 2 + } + }, + [RCC_PLL_PLLSAI1] =3D { + .name =3D "pllsai1", + .channel_name =3D { + "pllsai1clk", + "pll48m2clk", + "plladc1clk" + }, + .channel_exists =3D { + true, true, true + }, + /* From PLLSAI1CFGR register documentation */ + .default_channel_divider =3D { + 7, 2, 2 + } + }, + [RCC_PLL_PLLSAI2] =3D { + .name =3D "pllsai2", + .channel_name =3D { + "pllsai2clk", + NULL, + "plladc2clk" + }, + .channel_exists =3D { + true, false, true + }, + /* From PLLSAI2CFGR register documentation */ + .default_channel_divider =3D { + 7, 0, 2 + } + } +}; + +static inline void set_pll_init_info(Stm32l4x5RccState *s, + RccPllState *pll, + RccPll id) +{ + int i; + + pll->id =3D id; + pll->vco_multiplier =3D 1; + for (i =3D 0; i < RCC_NUM_CHANNEL_PLL_OUT; i++) { + pll->channel_enabled[i] =3D false; + pll->channel_exists[i] =3D PLL_INIT_INFO[id].channel_exists[i]; + pll->channel_divider[i] =3D PLL_INIT_INFO[id].default_channel_divi= der[i]; + } +} + +/* Clock mux init info */ +typedef struct ClockMuxInitInfo { + const char *name; + + uint32_t multiplier; + uint32_t divider; + bool enabled; + /* If this is true, the clock will not be exposed outside of the devic= e */ + bool hidden; + + RccClockMuxSource src_mapping[RCC_NUM_CLOCK_MUX_SRC]; +} ClockMuxInitInfo; + +#define FILL_DEFAULT_FACTOR \ + .multiplier =3D 1, \ + .divider =3D 1 + +#define FILL_DEFAULT_INIT_ENABLED \ + FILL_DEFAULT_FACTOR, \ + .enabled =3D true + +#define FILL_DEFAULT_INIT_DISABLED \ + FILL_DEFAULT_FACTOR, \ + .enabled =3D false + + +static const ClockMuxInitInfo CLOCK_MUX_INIT_INFO[] =3D { + [RCC_CLOCK_MUX_SYSCLK] =3D { + .name =3D "sysclk", + /* Same mapping as: CFGR_SW */ + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_MSI, + RCC_CLOCK_MUX_SRC_HSI, + RCC_CLOCK_MUX_SRC_HSE, + RCC_CLOCK_MUX_SRC_PLL, + }, + .hidden =3D true, + FILL_DEFAULT_INIT_ENABLED, + }, + [RCC_CLOCK_MUX_PLL_INPUT] =3D { + .name =3D "pll-input", + /* Same mapping as: PLLCFGR_PLLSRC */ + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_MSI, + RCC_CLOCK_MUX_SRC_HSI, + RCC_CLOCK_MUX_SRC_HSE, + }, + .hidden =3D true, + FILL_DEFAULT_INIT_ENABLED, + }, + [RCC_CLOCK_MUX_HCLK] =3D { + .name =3D "hclk", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_SYSCLK, + }, + .hidden =3D true, + FILL_DEFAULT_INIT_ENABLED, + }, + [RCC_CLOCK_MUX_PCLK1] =3D { + .name =3D "pclk1", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_HCLK, + }, + .hidden =3D true, + FILL_DEFAULT_INIT_ENABLED, + }, + [RCC_CLOCK_MUX_PCLK2] =3D { + .name =3D "pclk2", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_HCLK, + }, + .hidden =3D true, + FILL_DEFAULT_INIT_ENABLED, + }, + [RCC_CLOCK_MUX_HSE_OVER_32] =3D { + .name =3D "hse-divided-by-32", + .multiplier =3D 1, + .divider =3D 32, + .enabled =3D true, + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_HSE, + }, + .hidden =3D true, + }, + [RCC_CLOCK_MUX_LCD_AND_RTC_COMMON] =3D { + .name =3D "lcd-and-rtc-common-mux", + /* Same mapping as: BDCR_RTCSEL */ + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_GND, + RCC_CLOCK_MUX_SRC_LSE, + RCC_CLOCK_MUX_SRC_LSI, + RCC_CLOCK_MUX_SRC_HSE_OVER_32, + }, + .hidden =3D true, + FILL_DEFAULT_INIT_ENABLED, + }, + /* From now on, muxes with a publicly available output */ + [RCC_CLOCK_MUX_CORTEX_REFCLK] =3D { + .name =3D "cortex-refclk", + .multiplier =3D 1, + /* REFCLK is always HCLK/8 */ + .divider =3D 8, + .enabled =3D true, + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_HCLK, + } + }, + [RCC_CLOCK_MUX_USART1] =3D { + .name =3D "usart1", + /* Same mapping as: CCIPR_USART1SEL */ + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK2, + RCC_CLOCK_MUX_SRC_SYSCLK, + RCC_CLOCK_MUX_SRC_HSI, + RCC_CLOCK_MUX_SRC_LSE, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_USART2] =3D { + .name =3D "usart2", + /* Same mapping as: CCIPR_USART2SEL */ + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK1, + RCC_CLOCK_MUX_SRC_SYSCLK, + RCC_CLOCK_MUX_SRC_HSI, + RCC_CLOCK_MUX_SRC_LSE, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_USART3] =3D { + .name =3D "usart3", + /* Same mapping as: CCIPR_USART3SEL */ + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK1, + RCC_CLOCK_MUX_SRC_SYSCLK, + RCC_CLOCK_MUX_SRC_HSI, + RCC_CLOCK_MUX_SRC_LSE, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_UART4] =3D { + .name =3D "uart4", + /* Same mapping as: CCIPR_UART4SEL */ + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK1, + RCC_CLOCK_MUX_SRC_SYSCLK, + RCC_CLOCK_MUX_SRC_HSI, + RCC_CLOCK_MUX_SRC_LSE, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_UART5] =3D { + .name =3D "uart5", + /* Same mapping as: CCIPR_UART5SEL */ + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK1, + RCC_CLOCK_MUX_SRC_SYSCLK, + RCC_CLOCK_MUX_SRC_HSI, + RCC_CLOCK_MUX_SRC_LSE, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_LPUART1] =3D { + .name =3D "lpuart1", + /* Same mapping as: CCIPR_LPUART1SEL */ + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK1, + RCC_CLOCK_MUX_SRC_SYSCLK, + RCC_CLOCK_MUX_SRC_HSI, + RCC_CLOCK_MUX_SRC_LSE, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_I2C1] =3D { + .name =3D "i2c1", + /* Same mapping as: CCIPR_I2C1SEL */ + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK1, + RCC_CLOCK_MUX_SRC_SYSCLK, + RCC_CLOCK_MUX_SRC_HSI, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_I2C2] =3D { + .name =3D "i2c2", + /* Same mapping as: CCIPR_I2C2SEL */ + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK1, + RCC_CLOCK_MUX_SRC_SYSCLK, + RCC_CLOCK_MUX_SRC_HSI, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_I2C3] =3D { + .name =3D "i2c3", + /* Same mapping as: CCIPR_I2C3SEL */ + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK1, + RCC_CLOCK_MUX_SRC_SYSCLK, + RCC_CLOCK_MUX_SRC_HSI, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_LPTIM1] =3D { + .name =3D "lptim1", + /* Same mapping as: CCIPR_LPTIM1SEL */ + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK1, + RCC_CLOCK_MUX_SRC_LSI, + RCC_CLOCK_MUX_SRC_HSI, + RCC_CLOCK_MUX_SRC_LSE, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_LPTIM2] =3D { + .name =3D "lptim2", + /* Same mapping as: CCIPR_LPTIM2SEL */ + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK1, + RCC_CLOCK_MUX_SRC_LSI, + RCC_CLOCK_MUX_SRC_HSI, + RCC_CLOCK_MUX_SRC_LSE, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_SWPMI1] =3D { + .name =3D "swpmi1", + /* Same mapping as: CCIPR_SWPMI1SEL */ + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK1, + RCC_CLOCK_MUX_SRC_HSI, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_MCO] =3D { + .name =3D "mco", + /* Same mapping as: CFGR_MCOSEL */ + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_SYSCLK, + RCC_CLOCK_MUX_SRC_MSI, + RCC_CLOCK_MUX_SRC_HSI, + RCC_CLOCK_MUX_SRC_HSE, + RCC_CLOCK_MUX_SRC_PLL, + RCC_CLOCK_MUX_SRC_LSI, + RCC_CLOCK_MUX_SRC_LSE, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_LSCO] =3D { + .name =3D "lsco", + /* Same mapping as: BDCR_LSCOSEL */ + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_LSI, + RCC_CLOCK_MUX_SRC_LSE, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_DFSDM1] =3D { + .name =3D "dfsdm1", + /* Same mapping as: CCIPR_DFSDM1SEL */ + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK2, + RCC_CLOCK_MUX_SRC_SYSCLK, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_ADC] =3D { + .name =3D "adc", + /* Same mapping as: CCIPR_ADCSEL */ + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_GND, + RCC_CLOCK_MUX_SRC_PLLADC1, + RCC_CLOCK_MUX_SRC_PLLADC2, + RCC_CLOCK_MUX_SRC_SYSCLK, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_CLK48] =3D { + .name =3D "clk48", + /* Same mapping as: CCIPR_CLK48SEL */ + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_GND, + RCC_CLOCK_MUX_SRC_PLL48M2, + RCC_CLOCK_MUX_SRC_PLL48M1, + RCC_CLOCK_MUX_SRC_MSI, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_SAI2] =3D { + .name =3D "sai2", + /* Same mapping as: CCIPR_SAI2SEL */ + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PLLSAI1, + RCC_CLOCK_MUX_SRC_PLLSAI2, + RCC_CLOCK_MUX_SRC_PLLSAI3, + RCC_CLOCK_MUX_SRC_SAI2_EXTCLK, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_SAI1] =3D { + .name =3D "sai1", + /* Same mapping as: CCIPR_SAI1SEL */ + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PLLSAI1, + RCC_CLOCK_MUX_SRC_PLLSAI2, + RCC_CLOCK_MUX_SRC_PLLSAI3, + RCC_CLOCK_MUX_SRC_SAI1_EXTCLK, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + /* From now on, these muxes only have one valid source */ + [RCC_CLOCK_MUX_TSC] =3D { + .name =3D "tsc", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_SYSCLK, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_CRC] =3D { + .name =3D "crc", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_SYSCLK, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_FLASH] =3D { + .name =3D "flash", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_SYSCLK, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_DMA2] =3D { + .name =3D "dma2", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_SYSCLK, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_DMA1] =3D { + .name =3D "dma1", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_SYSCLK, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_RNG] =3D { + .name =3D "rng", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_SYSCLK, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_AES] =3D { + .name =3D "aes", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_SYSCLK, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_OTGFS] =3D { + .name =3D "otgfs", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_SYSCLK, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_GPIOA] =3D { + .name =3D "gpioa", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_SYSCLK, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_GPIOB] =3D { + .name =3D "gpiob", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_SYSCLK, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_GPIOC] =3D { + .name =3D "gpioc", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_SYSCLK, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_GPIOD] =3D { + .name =3D "gpiod", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_SYSCLK, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_GPIOE] =3D { + .name =3D "gpioe", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_SYSCLK, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_GPIOF] =3D { + .name =3D "gpiof", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_SYSCLK, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_GPIOG] =3D { + .name =3D "gpiog", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_SYSCLK, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_GPIOH] =3D { + .name =3D "gpioh", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_SYSCLK, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_QSPI] =3D { + .name =3D "qspi", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_SYSCLK, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_FMC] =3D { + .name =3D "fmc", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_SYSCLK, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_OPAMP] =3D { + .name =3D "opamp", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK1, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_DAC1] =3D { + .name =3D "dac1", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK1, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_PWR] =3D { + .name =3D "pwr", + /* + * PWREN is in the APB1ENR1 register, + * but PWR uses SYSCLK according to the clock tree. + */ + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_SYSCLK, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_CAN1] =3D { + .name =3D "can1", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK1, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_SPI3] =3D { + .name =3D "spi3", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK1, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_SPI2] =3D { + .name =3D "spi2", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK1, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_WWDG] =3D { + .name =3D "wwdg", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK1, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_LCD] =3D { + .name =3D "lcd", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_LCD_AND_RTC_COMMON, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_TIM7] =3D { + .name =3D "tim7", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK1, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_TIM6] =3D { + .name =3D "tim6", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK1, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_TIM5] =3D { + .name =3D "tim5", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK1, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_TIM4] =3D { + .name =3D "tim4", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK1, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_TIM3] =3D { + .name =3D "tim3", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK1, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_TIM2] =3D { + .name =3D "tim2", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK1, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_TIM17] =3D { + .name =3D "tim17", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK2, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_TIM16] =3D { + .name =3D "tim16", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK2, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_TIM15] =3D { + .name =3D "tim15", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK2, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_TIM8] =3D { + .name =3D "tim8", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK2, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_SPI1] =3D { + .name =3D "spi1", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK2, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_TIM1] =3D { + .name =3D "tim1", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK2, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_SDMMC1] =3D { + .name =3D "sdmmc1", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK2, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_FW] =3D { + .name =3D "fw", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK2, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_SYSCFG] =3D { + .name =3D "syscfg", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_PCLK2, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_RTC] =3D { + .name =3D "rtc", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_LCD_AND_RTC_COMMON, + }, + FILL_DEFAULT_INIT_DISABLED, + }, + [RCC_CLOCK_MUX_CORTEX_FCLK] =3D { + .name =3D "cortex-fclk", + .src_mapping =3D { + RCC_CLOCK_MUX_SRC_HCLK, + }, + FILL_DEFAULT_INIT_ENABLED, + }, +}; + +static inline void set_clock_mux_init_info(Stm32l4x5RccState *s, + RccClockMuxState *mux, + RccClockMux id) +{ + mux->id =3D id; + mux->multiplier =3D CLOCK_MUX_INIT_INFO[id].multiplier; + mux->divider =3D CLOCK_MUX_INIT_INFO[id].divider; + mux->enabled =3D CLOCK_MUX_INIT_INFO[id].enabled; + /* + * Every peripheral has the first source of their source list as + * as their default source. + */ + mux->src =3D 0; +} + #endif /* HW_STM32L4X5_RCC_INTERNALS_H */ --=20 2.34.1