diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/dt-bindings/clock/alphascale,asm9260.h | 97 | ||||
-rw-r--r-- | include/dt-bindings/clock/exynos7-clk.h | 88 | ||||
-rw-r--r-- | include/dt-bindings/clock/qcom,gcc-ipq806x.h | 1 | ||||
-rw-r--r-- | include/dt-bindings/clock/qcom,lcc-ipq806x.h | 30 | ||||
-rw-r--r-- | include/dt-bindings/clock/qcom,lcc-msm8960.h | 50 | ||||
-rw-r--r-- | include/linux/clk-provider.h | 23 | ||||
-rw-r--r-- | include/linux/clk.h | 17 | ||||
-rw-r--r-- | include/linux/clk/ti.h | 1 |
8 files changed, 301 insertions, 6 deletions
diff --git a/include/dt-bindings/clock/alphascale,asm9260.h b/include/dt-bindings/clock/alphascale,asm9260.h new file mode 100644 index 000000000000..04e8db27daf0 --- /dev/null +++ b/include/dt-bindings/clock/alphascale,asm9260.h @@ -0,0 +1,97 @@ +/* + * Copyright 2014 Oleksij Rempel <linux@rempel-privat.de> + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _DT_BINDINGS_CLK_ASM9260_H +#define _DT_BINDINGS_CLK_ASM9260_H + +/* ahb gate */ +#define CLKID_AHB_ROM 0 +#define CLKID_AHB_RAM 1 +#define CLKID_AHB_GPIO 2 +#define CLKID_AHB_MAC 3 +#define CLKID_AHB_EMI 4 +#define CLKID_AHB_USB0 5 +#define CLKID_AHB_USB1 6 +#define CLKID_AHB_DMA0 7 +#define CLKID_AHB_DMA1 8 +#define CLKID_AHB_UART0 9 +#define CLKID_AHB_UART1 10 +#define CLKID_AHB_UART2 11 +#define CLKID_AHB_UART3 12 +#define CLKID_AHB_UART4 13 +#define CLKID_AHB_UART5 14 +#define CLKID_AHB_UART6 15 +#define CLKID_AHB_UART7 16 +#define CLKID_AHB_UART8 17 +#define CLKID_AHB_UART9 18 +#define CLKID_AHB_I2S0 19 +#define CLKID_AHB_I2C0 20 +#define CLKID_AHB_I2C1 21 +#define CLKID_AHB_SSP0 22 +#define CLKID_AHB_IOCONFIG 23 +#define CLKID_AHB_WDT 24 +#define CLKID_AHB_CAN0 25 +#define CLKID_AHB_CAN1 26 +#define CLKID_AHB_MPWM 27 +#define CLKID_AHB_SPI0 28 +#define CLKID_AHB_SPI1 29 +#define CLKID_AHB_QEI 30 +#define CLKID_AHB_QUADSPI0 31 +#define CLKID_AHB_CAMIF 32 +#define CLKID_AHB_LCDIF 33 +#define CLKID_AHB_TIMER0 34 +#define CLKID_AHB_TIMER1 35 +#define CLKID_AHB_TIMER2 36 +#define CLKID_AHB_TIMER3 37 +#define CLKID_AHB_IRQ 38 +#define CLKID_AHB_RTC 39 +#define CLKID_AHB_NAND 40 +#define CLKID_AHB_ADC0 41 +#define CLKID_AHB_LED 42 +#define CLKID_AHB_DAC0 43 +#define CLKID_AHB_LCD 44 +#define CLKID_AHB_I2S1 45 +#define CLKID_AHB_MAC1 46 + +/* devider */ +#define CLKID_SYS_CPU 47 +#define CLKID_SYS_AHB 48 +#define CLKID_SYS_I2S0M 49 +#define CLKID_SYS_I2S0S 50 +#define CLKID_SYS_I2S1M 51 +#define CLKID_SYS_I2S1S 52 +#define CLKID_SYS_UART0 53 +#define CLKID_SYS_UART1 54 +#define CLKID_SYS_UART2 55 +#define CLKID_SYS_UART3 56 +#define CLKID_SYS_UART4 56 +#define CLKID_SYS_UART5 57 +#define CLKID_SYS_UART6 58 +#define CLKID_SYS_UART7 59 +#define CLKID_SYS_UART8 60 +#define CLKID_SYS_UART9 61 +#define CLKID_SYS_SPI0 62 +#define CLKID_SYS_SPI1 63 +#define CLKID_SYS_QUADSPI 64 +#define CLKID_SYS_SSP0 65 +#define CLKID_SYS_NAND 66 +#define CLKID_SYS_TRACE 67 +#define CLKID_SYS_CAMM 68 +#define CLKID_SYS_WDT 69 +#define CLKID_SYS_CLKOUT 70 +#define CLKID_SYS_MAC 71 +#define CLKID_SYS_LCD 72 +#define CLKID_SYS_ADCANA 73 + +#define MAX_CLKS 74 +#endif diff --git a/include/dt-bindings/clock/exynos7-clk.h b/include/dt-bindings/clock/exynos7-clk.h index 8e4681b07ae7..e33c75a3c09d 100644 --- a/include/dt-bindings/clock/exynos7-clk.h +++ b/include/dt-bindings/clock/exynos7-clk.h @@ -17,7 +17,11 @@ #define DOUT_SCLK_CC_PLL 4 #define DOUT_SCLK_MFC_PLL 5 #define DOUT_ACLK_CCORE_133 6 -#define TOPC_NR_CLK 7 +#define DOUT_ACLK_MSCL_532 7 +#define ACLK_MSCL_532 8 +#define DOUT_SCLK_AUD_PLL 9 +#define FOUT_AUD_PLL 10 +#define TOPC_NR_CLK 11 /* TOP0 */ #define DOUT_ACLK_PERIC1 1 @@ -26,7 +30,15 @@ #define CLK_SCLK_UART1 4 #define CLK_SCLK_UART2 5 #define CLK_SCLK_UART3 6 -#define TOP0_NR_CLK 7 +#define CLK_SCLK_SPI0 7 +#define CLK_SCLK_SPI1 8 +#define CLK_SCLK_SPI2 9 +#define CLK_SCLK_SPI3 10 +#define CLK_SCLK_SPI4 11 +#define CLK_SCLK_SPDIF 12 +#define CLK_SCLK_PCM1 13 +#define CLK_SCLK_I2S1 14 +#define TOP0_NR_CLK 15 /* TOP1 */ #define DOUT_ACLK_FSYS1_200 1 @@ -70,7 +82,23 @@ #define PCLK_HSI2C6 9 #define PCLK_HSI2C7 10 #define PCLK_HSI2C8 11 -#define PERIC1_NR_CLK 12 +#define PCLK_SPI0 12 +#define PCLK_SPI1 13 +#define PCLK_SPI2 14 +#define PCLK_SPI3 15 +#define PCLK_SPI4 16 +#define SCLK_SPI0 17 +#define SCLK_SPI1 18 +#define SCLK_SPI2 19 +#define SCLK_SPI3 20 +#define SCLK_SPI4 21 +#define PCLK_I2S1 22 +#define PCLK_PCM1 23 +#define PCLK_SPDIF 24 +#define SCLK_I2S1 25 +#define SCLK_PCM1 26 +#define SCLK_SPDIF 27 +#define PERIC1_NR_CLK 28 /* PERIS */ #define PCLK_CHIPID 1 @@ -82,11 +110,63 @@ /* FSYS0 */ #define ACLK_MMC2 1 -#define FSYS0_NR_CLK 2 +#define ACLK_AXIUS_USBDRD30X_FSYS0X 2 +#define ACLK_USBDRD300 3 +#define SCLK_USBDRD300_SUSPENDCLK 4 +#define SCLK_USBDRD300_REFCLK 5 +#define PHYCLK_USBDRD300_UDRD30_PIPE_PCLK_USER 6 +#define PHYCLK_USBDRD300_UDRD30_PHYCLK_USER 7 +#define OSCCLK_PHY_CLKOUT_USB30_PHY 8 +#define ACLK_PDMA0 9 +#define ACLK_PDMA1 10 +#define FSYS0_NR_CLK 11 /* FSYS1 */ #define ACLK_MMC1 1 #define ACLK_MMC0 2 #define FSYS1_NR_CLK 3 +/* MSCL */ +#define USERMUX_ACLK_MSCL_532 1 +#define DOUT_PCLK_MSCL 2 +#define ACLK_MSCL_0 3 +#define ACLK_MSCL_1 4 +#define ACLK_JPEG 5 +#define ACLK_G2D 6 +#define ACLK_LH_ASYNC_SI_MSCL_0 7 +#define ACLK_LH_ASYNC_SI_MSCL_1 8 +#define ACLK_AXI2ACEL_BRIDGE 9 +#define ACLK_XIU_MSCLX_0 10 +#define ACLK_XIU_MSCLX_1 11 +#define ACLK_QE_MSCL_0 12 +#define ACLK_QE_MSCL_1 13 +#define ACLK_QE_JPEG 14 +#define ACLK_QE_G2D 15 +#define ACLK_PPMU_MSCL_0 16 +#define ACLK_PPMU_MSCL_1 17 +#define ACLK_MSCLNP_133 18 +#define ACLK_AHB2APB_MSCL0P 19 +#define ACLK_AHB2APB_MSCL1P 20 + +#define PCLK_MSCL_0 21 +#define PCLK_MSCL_1 22 +#define PCLK_JPEG 23 +#define PCLK_G2D 24 +#define PCLK_QE_MSCL_0 25 +#define PCLK_QE_MSCL_1 26 +#define PCLK_QE_JPEG 27 +#define PCLK_QE_G2D 28 +#define PCLK_PPMU_MSCL_0 29 +#define PCLK_PPMU_MSCL_1 30 +#define PCLK_AXI2ACEL_BRIDGE 31 +#define PCLK_PMU_MSCL 32 +#define MSCL_NR_CLK 33 + +/* AUD */ +#define SCLK_I2S 1 +#define SCLK_PCM 2 +#define PCLK_I2S 3 +#define PCLK_PCM 4 +#define ACLK_ADMA 5 +#define AUD_NR_CLK 6 #endif /* _DT_BINDINGS_CLOCK_EXYNOS7_H */ diff --git a/include/dt-bindings/clock/qcom,gcc-ipq806x.h b/include/dt-bindings/clock/qcom,gcc-ipq806x.h index b857cadb0bd4..04fb29ae30e6 100644 --- a/include/dt-bindings/clock/qcom,gcc-ipq806x.h +++ b/include/dt-bindings/clock/qcom,gcc-ipq806x.h @@ -238,7 +238,6 @@ #define PLL0_VOTE 221 #define PLL3 222 #define PLL3_VOTE 223 -#define PLL4 224 #define PLL4_VOTE 225 #define PLL8 226 #define PLL8_VOTE 227 diff --git a/include/dt-bindings/clock/qcom,lcc-ipq806x.h b/include/dt-bindings/clock/qcom,lcc-ipq806x.h new file mode 100644 index 000000000000..4e944b85c56d --- /dev/null +++ b/include/dt-bindings/clock/qcom,lcc-ipq806x.h @@ -0,0 +1,30 @@ +/* + * Copyright (c) 2014, The Linux Foundation. All rights reserved. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _DT_BINDINGS_CLK_LCC_IPQ806X_H +#define _DT_BINDINGS_CLK_LCC_IPQ806X_H + +#define PLL4 0 +#define MI2S_OSR_SRC 1 +#define MI2S_OSR_CLK 2 +#define MI2S_DIV_CLK 3 +#define MI2S_BIT_DIV_CLK 4 +#define MI2S_BIT_CLK 5 +#define PCM_SRC 6 +#define PCM_CLK_OUT 7 +#define PCM_CLK 8 +#define SPDIF_SRC 9 +#define SPDIF_CLK 10 +#define AHBIX_CLK 11 + +#endif diff --git a/include/dt-bindings/clock/qcom,lcc-msm8960.h b/include/dt-bindings/clock/qcom,lcc-msm8960.h new file mode 100644 index 000000000000..4fb2aa64d9fe --- /dev/null +++ b/include/dt-bindings/clock/qcom,lcc-msm8960.h @@ -0,0 +1,50 @@ +/* + * Copyright (c) 2014, The Linux Foundation. All rights reserved. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _DT_BINDINGS_CLK_LCC_MSM8960_H +#define _DT_BINDINGS_CLK_LCC_MSM8960_H + +#define PLL4 0 +#define MI2S_OSR_SRC 1 +#define MI2S_OSR_CLK 2 +#define MI2S_DIV_CLK 3 +#define MI2S_BIT_DIV_CLK 4 +#define MI2S_BIT_CLK 5 +#define PCM_SRC 6 +#define PCM_CLK_OUT 7 +#define PCM_CLK 8 +#define SLIMBUS_SRC 9 +#define AUDIO_SLIMBUS_CLK 10 +#define SPS_SLIMBUS_CLK 11 +#define CODEC_I2S_MIC_OSR_SRC 12 +#define CODEC_I2S_MIC_OSR_CLK 13 +#define CODEC_I2S_MIC_DIV_CLK 14 +#define CODEC_I2S_MIC_BIT_DIV_CLK 15 +#define CODEC_I2S_MIC_BIT_CLK 16 +#define SPARE_I2S_MIC_OSR_SRC 17 +#define SPARE_I2S_MIC_OSR_CLK 18 +#define SPARE_I2S_MIC_DIV_CLK 19 +#define SPARE_I2S_MIC_BIT_DIV_CLK 20 +#define SPARE_I2S_MIC_BIT_CLK 21 +#define CODEC_I2S_SPKR_OSR_SRC 22 +#define CODEC_I2S_SPKR_OSR_CLK 23 +#define CODEC_I2S_SPKR_DIV_CLK 24 +#define CODEC_I2S_SPKR_BIT_DIV_CLK 25 +#define CODEC_I2S_SPKR_BIT_CLK 26 +#define SPARE_I2S_SPKR_OSR_SRC 27 +#define SPARE_I2S_SPKR_OSR_CLK 28 +#define SPARE_I2S_SPKR_DIV_CLK 29 +#define SPARE_I2S_SPKR_BIT_DIV_CLK 30 +#define SPARE_I2S_SPKR_BIT_CLK 31 + +#endif diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h index d936409520f8..0ed5bf2209ad 100644 --- a/include/linux/clk-provider.h +++ b/include/linux/clk-provider.h @@ -294,6 +294,7 @@ struct clk *clk_register_gate(struct device *dev, const char *name, const char *parent_name, unsigned long flags, void __iomem *reg, u8 bit_idx, u8 clk_gate_flags, spinlock_t *lock); +void clk_unregister_gate(struct clk *clk); struct clk_div_table { unsigned int val; @@ -352,6 +353,17 @@ struct clk_divider { #define CLK_DIVIDER_READ_ONLY BIT(5) extern const struct clk_ops clk_divider_ops; + +unsigned long divider_recalc_rate(struct clk_hw *hw, unsigned long parent_rate, + unsigned int val, const struct clk_div_table *table, + unsigned long flags); +long divider_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *prate, const struct clk_div_table *table, + u8 width, unsigned long flags); +int divider_get_val(unsigned long rate, unsigned long parent_rate, + const struct clk_div_table *table, u8 width, + unsigned long flags); + struct clk *clk_register_divider(struct device *dev, const char *name, const char *parent_name, unsigned long flags, void __iomem *reg, u8 shift, u8 width, @@ -361,6 +373,7 @@ struct clk *clk_register_divider_table(struct device *dev, const char *name, void __iomem *reg, u8 shift, u8 width, u8 clk_divider_flags, const struct clk_div_table *table, spinlock_t *lock); +void clk_unregister_divider(struct clk *clk); /** * struct clk_mux - multiplexer clock @@ -382,6 +395,8 @@ struct clk *clk_register_divider_table(struct device *dev, const char *name, * register, and mask of mux bits are in higher 16-bit of this register. * While setting the mux bits, higher 16-bit should also be updated to * indicate changing mux bits. + * CLK_MUX_ROUND_CLOSEST - Use the parent rate that is closest to the desired + * frequency. */ struct clk_mux { struct clk_hw hw; @@ -396,7 +411,8 @@ struct clk_mux { #define CLK_MUX_INDEX_ONE BIT(0) #define CLK_MUX_INDEX_BIT BIT(1) #define CLK_MUX_HIWORD_MASK BIT(2) -#define CLK_MUX_READ_ONLY BIT(3) /* mux setting cannot be changed */ +#define CLK_MUX_READ_ONLY BIT(3) /* mux can't be changed */ +#define CLK_MUX_ROUND_CLOSEST BIT(4) extern const struct clk_ops clk_mux_ops; extern const struct clk_ops clk_mux_ro_ops; @@ -411,6 +427,8 @@ struct clk *clk_register_mux_table(struct device *dev, const char *name, void __iomem *reg, u8 shift, u32 mask, u8 clk_mux_flags, u32 *table, spinlock_t *lock); +void clk_unregister_mux(struct clk *clk); + void of_fixed_factor_clk_setup(struct device_node *node); /** @@ -552,6 +570,9 @@ struct clk *__clk_lookup(const char *name); long __clk_mux_determine_rate(struct clk_hw *hw, unsigned long rate, unsigned long *best_parent_rate, struct clk_hw **best_parent_p); +long __clk_mux_determine_rate_closest(struct clk_hw *hw, unsigned long rate, + unsigned long *best_parent_rate, + struct clk_hw **best_parent_p); /* * FIXME clock api without lock protection diff --git a/include/linux/clk.h b/include/linux/clk.h index c7f258a81761..ba7e9eda4347 100644 --- a/include/linux/clk.h +++ b/include/linux/clk.h @@ -302,6 +302,18 @@ long clk_round_rate(struct clk *clk, unsigned long rate); int clk_set_rate(struct clk *clk, unsigned long rate); /** + * clk_has_parent - check if a clock is a possible parent for another + * @clk: clock source + * @parent: parent clock source + * + * This function can be used in drivers that need to check that a clock can be + * the parent of another without actually changing the parent. + * + * Returns true if @parent is a possible parent for @clk, false otherwise. + */ +bool clk_has_parent(struct clk *clk, struct clk *parent); + +/** * clk_set_parent - set the parent clock source for this clock * @clk: clock source * @parent: parent clock source @@ -374,6 +386,11 @@ static inline long clk_round_rate(struct clk *clk, unsigned long rate) return 0; } +static inline bool clk_has_parent(struct clk *clk, struct clk *parent) +{ + return true; +} + static inline int clk_set_parent(struct clk *clk, struct clk *parent) { return 0; diff --git a/include/linux/clk/ti.h b/include/linux/clk/ti.h index 55ef529a0dbf..172d13fd8bea 100644 --- a/include/linux/clk/ti.h +++ b/include/linux/clk/ti.h @@ -15,6 +15,7 @@ #ifndef __LINUX_CLK_TI_H__ #define __LINUX_CLK_TI_H__ +#include <linux/clk-provider.h> #include <linux/clkdev.h> /** |