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| author | Patrick Delaunay <patrick.delaunay@st.com> | 2019-07-11 12:03:37 +0200 |
|---|---|---|
| committer | Patrick Delaunay <patrick.delaunay@st.com> | 2019-07-22 11:04:52 +0200 |
| commit | fd7fe1bb8d7c881aa9c84522b7a09943a2430dd2 (patch) | |
| tree | ad997c04035e811cb77232e6312ebd1be59e97b8 /drivers | |
| parent | a9afaa42ee0c7a94da830a13a8f36bbddbecd5ea (diff) | |
| download | u-boot-fd7fe1bb8d7c881aa9c84522b7a09943a2430dd2.zip u-boot-fd7fe1bb8d7c881aa9c84522b7a09943a2430dd2.tar.gz u-boot-fd7fe1bb8d7c881aa9c84522b7a09943a2430dd2.tar.bz2 | |
clk: stm32mp1: Add RTC clock entry
Add RTCAPB and RTC clock support.
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@st.com>
Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/clk/clk_stm32mp1.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/clk/clk_stm32mp1.c b/drivers/clk/clk_stm32mp1.c index 6ffa05b..5806d48 100644 --- a/drivers/clk/clk_stm32mp1.c +++ b/drivers/clk/clk_stm32mp1.c @@ -300,6 +300,7 @@ enum stm32mp1_parent_sel { _DSI_SEL, _ADC12_SEL, _SPI1_SEL, + _RTC_SEL, _PARENT_SEL_NB, _UNKNOWN_SEL = 0xff, }; @@ -534,6 +535,7 @@ static const struct stm32mp1_clk_gate stm32mp1_clk_gate[] = { STM32MP1_CLK_SET_CLR(RCC_MP_APB4ENSETR, 16, USBPHY_K, _USBPHY_SEL), STM32MP1_CLK_SET_CLR(RCC_MP_APB5ENSETR, 2, I2C4_K, _I2C46_SEL), + STM32MP1_CLK_SET_CLR(RCC_MP_APB5ENSETR, 8, RTCAPB, _PCLK5), STM32MP1_CLK_SET_CLR(RCC_MP_APB5ENSETR, 20, STGEN_K, _STGEN_SEL), STM32MP1_CLK_SET_CLR_F(RCC_MP_AHB2ENSETR, 5, ADC12, _HCLK2), @@ -569,6 +571,8 @@ static const struct stm32mp1_clk_gate stm32mp1_clk_gate[] = { STM32MP1_CLK_SET_CLR(RCC_MP_AHB6ENSETR, 24, USBH, _UNKNOWN_SEL), STM32MP1_CLK(RCC_DBGCFGR, 8, CK_DBG, _UNKNOWN_SEL), + + STM32MP1_CLK(RCC_BDCR, 20, RTC, _RTC_SEL), }; static const u8 i2c12_parents[] = {_PCLK1, _PLL4_R, _HSI_KER, _CSI_KER}; @@ -594,6 +598,7 @@ static const u8 dsi_parents[] = {_DSI_PHY, _PLL4_P}; static const u8 adc_parents[] = {_PLL4_R, _CK_PER, _PLL3_Q}; static const u8 spi_parents[] = {_PLL4_P, _PLL3_Q, _I2S_CKIN, _CK_PER, _PLL3_R}; +static const u8 rtc_parents[] = {_UNKNOWN_ID, _LSE, _LSI, _HSE}; static const struct stm32mp1_clk_sel stm32mp1_clk_sel[_PARENT_SEL_NB] = { STM32MP1_CLK_PARENT(_I2C12_SEL, RCC_I2C12CKSELR, 0, 0x7, i2c12_parents), @@ -619,6 +624,9 @@ static const struct stm32mp1_clk_sel stm32mp1_clk_sel[_PARENT_SEL_NB] = { STM32MP1_CLK_PARENT(_DSI_SEL, RCC_DSICKSELR, 0, 0x1, dsi_parents), STM32MP1_CLK_PARENT(_ADC12_SEL, RCC_ADCCKSELR, 0, 0x1, adc_parents), STM32MP1_CLK_PARENT(_SPI1_SEL, RCC_SPI2S1CKSELR, 0, 0x7, spi_parents), + STM32MP1_CLK_PARENT(_RTC_SEL, RCC_BDCR, RCC_BDCR_RTCSRC_SHIFT, + (RCC_BDCR_RTCSRC_MASK >> RCC_BDCR_RTCSRC_SHIFT), + rtc_parents), }; #ifdef STM32MP1_CLOCK_TREE_INIT @@ -734,6 +742,7 @@ char * const stm32mp1_clk_parent_sel_name[_PARENT_SEL_NB] = { [_DSI_SEL] = "DSI", [_ADC12_SEL] = "ADC12", [_SPI1_SEL] = "SPI1", + [_RTC_SEL] = "RTC", }; static const struct stm32mp1_clk_data stm32mp1_data = { |