diff options
Diffstat (limited to 'include/soc/bcm2835/raspberrypi-firmware.h')
| -rw-r--r-- | include/soc/bcm2835/raspberrypi-firmware.h | 70 |
1 files changed, 69 insertions, 1 deletions
diff --git a/include/soc/bcm2835/raspberrypi-firmware.h b/include/soc/bcm2835/raspberrypi-firmware.h index 4be1aa4435ae..e1f87fbfe554 100644 --- a/include/soc/bcm2835/raspberrypi-firmware.h +++ b/include/soc/bcm2835/raspberrypi-firmware.h @@ -73,6 +73,8 @@ enum rpi_firmware_property_tag { RPI_FIRMWARE_GET_CUSTOMER_OTP = 0x00030021, RPI_FIRMWARE_GET_DOMAIN_STATE = 0x00030030, RPI_FIRMWARE_GET_THROTTLED = 0x00030046, + RPI_FIRMWARE_GET_CLOCK_MEASURED = 0x00030047, + RPI_FIRMWARE_NOTIFY_REBOOT = 0x00030048, RPI_FIRMWARE_SET_CLOCK_STATE = 0x00038001, RPI_FIRMWARE_SET_CLOCK_RATE = 0x00038002, RPI_FIRMWARE_SET_VOLTAGE = 0x00038003, @@ -86,7 +88,10 @@ enum rpi_firmware_property_tag { RPI_FIRMWARE_SET_GPIO_CONFIG = 0x00038043, RPI_FIRMWARE_GET_PERIPH_REG = 0x00030045, RPI_FIRMWARE_SET_PERIPH_REG = 0x00038045, - + RPI_FIRMWARE_GET_POE_HAT_VAL = 0x00030049, + RPI_FIRMWARE_SET_POE_HAT_VAL = 0x00030050, + RPI_FIRMWARE_NOTIFY_XHCI_RESET = 0x00030058, + RPI_FIRMWARE_NOTIFY_DISPLAY_DONE = 0x00030066, /* Dispmanx TAGS */ RPI_FIRMWARE_FRAMEBUFFER_ALLOCATE = 0x00040001, @@ -131,12 +136,56 @@ enum rpi_firmware_property_tag { RPI_FIRMWARE_GET_DMA_CHANNELS = 0x00060001, }; +enum rpi_firmware_clk_id { + RPI_FIRMWARE_EMMC_CLK_ID = 1, + RPI_FIRMWARE_UART_CLK_ID, + RPI_FIRMWARE_ARM_CLK_ID, + RPI_FIRMWARE_CORE_CLK_ID, + RPI_FIRMWARE_V3D_CLK_ID, + RPI_FIRMWARE_H264_CLK_ID, + RPI_FIRMWARE_ISP_CLK_ID, + RPI_FIRMWARE_SDRAM_CLK_ID, + RPI_FIRMWARE_PIXEL_CLK_ID, + RPI_FIRMWARE_PWM_CLK_ID, + RPI_FIRMWARE_HEVC_CLK_ID, + RPI_FIRMWARE_EMMC2_CLK_ID, + RPI_FIRMWARE_M2MC_CLK_ID, + RPI_FIRMWARE_PIXEL_BVB_CLK_ID, + RPI_FIRMWARE_VEC_CLK_ID, + RPI_FIRMWARE_DISP_CLK_ID, + RPI_FIRMWARE_NUM_CLK_ID, +}; + +/** + * struct rpi_firmware_clk_rate_request - Firmware Request for a rate + * @id: ID of the clock being queried + * @rate: Rate in Hertz. Set by the firmware. + * + * Used by @RPI_FIRMWARE_GET_CLOCK_RATE, @RPI_FIRMWARE_GET_CLOCK_MEASURED, + * @RPI_FIRMWARE_GET_MAX_CLOCK_RATE and @RPI_FIRMWARE_GET_MIN_CLOCK_RATE. + */ +struct rpi_firmware_clk_rate_request { + __le32 id; + __le32 rate; +} __packed; + +#define RPI_FIRMWARE_CLK_RATE_REQUEST(_id) \ + { \ + .id = cpu_to_le32(_id), \ + } + #if IS_ENABLED(CONFIG_RASPBERRYPI_FIRMWARE) int rpi_firmware_property(struct rpi_firmware *fw, u32 tag, void *data, size_t len); int rpi_firmware_property_list(struct rpi_firmware *fw, void *data, size_t tag_size); +void rpi_firmware_put(struct rpi_firmware *fw); +unsigned int rpi_firmware_clk_get_max_rate(struct rpi_firmware *fw, + unsigned int id); +struct device_node *rpi_firmware_find_node(void); struct rpi_firmware *rpi_firmware_get(struct device_node *firmware_node); +struct rpi_firmware *devm_rpi_firmware_get(struct device *dev, + struct device_node *firmware_node); #else static inline int rpi_firmware_property(struct rpi_firmware *fw, u32 tag, void *data, size_t len) @@ -150,10 +199,29 @@ static inline int rpi_firmware_property_list(struct rpi_firmware *fw, return -ENOSYS; } +static inline void rpi_firmware_put(struct rpi_firmware *fw) { } + +static inline unsigned int rpi_firmware_clk_get_max_rate(struct rpi_firmware *fw, + unsigned int id) +{ + return UINT_MAX; +} + +static inline struct device_node *rpi_firmware_find_node(void) +{ + return NULL; +} + static inline struct rpi_firmware *rpi_firmware_get(struct device_node *firmware_node) { return NULL; } + +static inline struct rpi_firmware *devm_rpi_firmware_get(struct device *dev, + struct device_node *firmware_node) +{ + return NULL; +} #endif #endif /* __SOC_RASPBERRY_FIRMWARE_H__ */ |