sc7180: Add QUPv3 FW load & config
UART driver requires firmware loading Developer/Reviewer, be aware of this patch from Napali: https://review.coreboot.org/c/coreboot/+/25372/78 https://review.coreboot.org/c/coreboot/+/27483/58 Change-Id: I4d91dd10488931247f81a87b0bdcc598f4bceb31 Signed-off-by: Roja Rani Yarubandi <rojay@codeaurora.org> Reviewed-on: https://review.coreboot.org/c/coreboot/+/35499 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Julius Werner <jwerner@chromium.org>
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			| @@ -10,6 +10,8 @@ bootblock-y += gpio.c | ||||
| bootblock-$(CONFIG_DRIVERS_UART) += uart_bitbang.c | ||||
| bootblock-y += clock.c | ||||
| bootblock-$(CONFIG_SC7180_QSPI) += qspi.c | ||||
| bootblock-y += qupv3_config.c | ||||
| bootblock-y += qcom_qup_se.c | ||||
|  | ||||
| ################################################################################ | ||||
| verstage-y += timer.c | ||||
| @@ -43,6 +45,8 @@ ramstage-y += clock.c | ||||
| ramstage-$(CONFIG_SC7180_QSPI) += qspi.c | ||||
| ramstage-y += aop_load_reset.c | ||||
| ramstage-y += usb.c | ||||
| ramstage-y += qupv3_config.c | ||||
| ramstage-y += qcom_qup_se.c | ||||
|  | ||||
| ################################################################################ | ||||
|  | ||||
|   | ||||
| @@ -16,10 +16,12 @@ | ||||
| #include <soc/clock.h> | ||||
| #include <soc/mmu.h> | ||||
| #include <soc/qspi.h> | ||||
| #include <soc/qupv3_config.h> | ||||
|  | ||||
| void bootblock_soc_init(void) | ||||
| { | ||||
| 	sc7180_mmu_init(); | ||||
| 	clock_init(); | ||||
| 	quadspi_init(25 * MHz); | ||||
| 	qupv3_fw_init(); | ||||
| } | ||||
|   | ||||
| @@ -24,6 +24,27 @@ | ||||
| #define TLMM_SOUTH_TILE_BASE		0x03D00000 | ||||
| #define TLMM_WEST_TILE_BASE		0x03500000 | ||||
|  | ||||
| /* | ||||
|  * QUP SERIAL ENGINE BASE ADDRESSES | ||||
|  */ | ||||
| /* QUPV3_0 */ | ||||
| #define QUP_SERIAL0_BASE		0x00880000 | ||||
| #define QUP_SERIAL1_BASE		0x00884000 | ||||
| #define QUP_SERIAL2_BASE		0x00888000 | ||||
| #define QUP_SERIAL3_BASE		0x0088C000 | ||||
| #define QUP_SERIAL4_BASE		0x00890000 | ||||
| #define QUP_SERIAL5_BASE		0x00894000 | ||||
| #define QUP_WRAP0_BASE			0x008C0000 | ||||
|  | ||||
| /* QUPV3_1 */ | ||||
| #define QUP_SERIAL6_BASE		0x00A80000 | ||||
| #define QUP_SERIAL7_BASE		0x00A84000 | ||||
| #define QUP_SERIAL8_BASE		0x00A88000 | ||||
| #define QUP_SERIAL9_BASE		0x00A8C000 | ||||
| #define QUP_SERIAL10_BASE		0x00A90000 | ||||
| #define QUP_SERIAL11_BASE		0x00A94000 | ||||
| #define QUP_WRAP1_BASE			0x00AC0000 | ||||
|  | ||||
| /* | ||||
|  * USB BASE ADDRESSES | ||||
|  */ | ||||
|   | ||||
							
								
								
									
										467
									
								
								src/soc/qualcomm/sc7180/include/soc/qcom_qup_se.h
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										467
									
								
								src/soc/qualcomm/sc7180/include/soc/qcom_qup_se.h
									
									
									
									
									
										Normal file
									
								
							| @@ -0,0 +1,467 @@ | ||||
| /* | ||||
|  * This file is part of the coreboot project. | ||||
|  * | ||||
|  * Copyright (c) 2018-2019 Qualcomm Technologies | ||||
|  * | ||||
|  * This program is free software; you can redistribute it and/or modify | ||||
|  * it under the terms of the GNU General Public License version 2 and | ||||
|  * only version 2 as published by the Free Software Foundation. | ||||
|  * | ||||
|  * 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 __SOC_QCOM_QUP_SE_H__ | ||||
| #define __SOC_QCOM_QUP_SE_H__ | ||||
|  | ||||
| #include <console/console.h> | ||||
| #include <device/mmio.h> | ||||
| #include <gpio.h> | ||||
| #include <soc/addressmap.h> | ||||
| #include <stdint.h> | ||||
| #include <timer.h> | ||||
|  | ||||
| #define GENMASK(h, l)	(BIT(h + 1) - BIT(l)) | ||||
|  | ||||
| /* GENI_OUTPUT_CTRL fields */ | ||||
| #define DEFAULT_IO_OUTPUT_CTRL_MSK	GENMASK(6, 0) | ||||
|  | ||||
| /* GENI_FORCE_DEFAULT_REG fields */ | ||||
| #define FORCE_DEFAULT	BIT(0) | ||||
|  | ||||
| #define GENI_FW_REVISION_RO_PROTOCOL_MASK	0x0000FF00 | ||||
| #define GENI_FW_REVISION_RO_PROTOCOL_SHIFT	0x00000008 | ||||
|  | ||||
| /* GENI_CGC_CTRL fields */ | ||||
| #define CFG_AHB_CLK_CGC_ON		BIT(0) | ||||
| #define CFG_AHB_WR_ACLK_CGC_ON		BIT(1) | ||||
| #define DATA_AHB_CLK_CGC_ON		BIT(2) | ||||
| #define SCLK_CGC_ON			BIT(3) | ||||
| #define TX_CLK_CGC_ON			BIT(4) | ||||
| #define RX_CLK_CGC_ON			BIT(5) | ||||
| #define EXT_CLK_CGC_ON			BIT(6) | ||||
| #define PROG_RAM_HCLK_OFF		BIT(8) | ||||
| #define PROG_RAM_SCLK_OFF		BIT(9) | ||||
| #define DEFAULT_CGC_EN		(CFG_AHB_CLK_CGC_ON | CFG_AHB_WR_ACLK_CGC_ON \ | ||||
| 			| DATA_AHB_CLK_CGC_ON | SCLK_CGC_ON \ | ||||
| 			| TX_CLK_CGC_ON | RX_CLK_CGC_ON | EXT_CLK_CGC_ON) | ||||
|  | ||||
| /* GENI_SER_M_CLK_CFG/GENI_SER_S_CLK_CFG */ | ||||
| #define SER_CLK_EN			BIT(0) | ||||
| #define CLK_DIV_SHFT			4 | ||||
| #define CLK_DIV_MSK			(0xFFF << CLK_DIV_SHFT) | ||||
|  | ||||
| /* FIFO_IF_DISABLE_RO fields */ | ||||
| #define FIFO_IF_DISABLE			BIT(0) | ||||
|  | ||||
| /* FW_REVISION_RO fields */ | ||||
| #define FW_REV_PROTOCOL_MSK	GENMASK(15, 8) | ||||
| #define FW_REV_PROTOCOL_SHFT	8 | ||||
| #define FW_REV_VERSION_SHFT		0 | ||||
|  | ||||
| /* GENI_CLK_SEL fields */ | ||||
| #define CLK_SEL_MSK		GENMASK(2, 0) | ||||
|  | ||||
| /* SE_GENI_DMA_MODE_EN */ | ||||
| #define GENI_DMA_MODE_EN	BIT(0) | ||||
|  | ||||
| /* GENI_M_CMD0 fields */ | ||||
| #define M_OPCODE_MSK		GENMASK(31, 27) | ||||
| #define M_OPCODE_SHFT		27 | ||||
| #define M_PARAMS_MSK		GENMASK(26, 0) | ||||
|  | ||||
| /* GENI_M_CMD_CTRL_REG */ | ||||
| #define M_GENI_CMD_CANCEL	BIT(2) | ||||
| #define M_GENI_CMD_ABORT	BIT(1) | ||||
| #define M_GENI_DISABLE		BIT(0) | ||||
|  | ||||
| /* GENI_S_CMD0 fields */ | ||||
| #define S_OPCODE_MSK		GENMASK(31, 27) | ||||
| #define S_OPCODE_SHFT		27 | ||||
| #define S_PARAMS_MSK		GENMASK(26, 0) | ||||
|  | ||||
| /* GENI_S_CMD_CTRL_REG */ | ||||
| #define S_GENI_CMD_CANCEL	BIT(2) | ||||
| #define S_GENI_CMD_ABORT	BIT(1) | ||||
| #define S_GENI_DISABLE		BIT(0) | ||||
|  | ||||
| /* GENI_M_IRQ_EN fields */ | ||||
| #define M_CMD_DONE_EN		BIT(0) | ||||
| #define M_CMD_OVERRUN_EN	BIT(1) | ||||
| #define M_ILLEGAL_CMD_EN	BIT(2) | ||||
| #define M_CMD_FAILURE_EN	BIT(3) | ||||
| #define M_CMD_CANCEL_EN		BIT(4) | ||||
| #define M_CMD_ABORT_EN		BIT(5) | ||||
| #define M_TIMESTAMP_EN		BIT(6) | ||||
| #define M_RX_IRQ_EN		BIT(7) | ||||
| #define M_GP_SYNC_IRQ_0_EN	BIT(8) | ||||
| #define M_GP_IRQ_0_EN		BIT(9) | ||||
| #define M_GP_IRQ_1_EN		BIT(10) | ||||
| #define M_GP_IRQ_2_EN		BIT(11) | ||||
| #define M_GP_IRQ_3_EN		BIT(12) | ||||
| #define M_GP_IRQ_4_EN		BIT(13) | ||||
| #define M_GP_IRQ_5_EN		BIT(14) | ||||
| #define M_IO_DATA_DEASSERT_EN	BIT(22) | ||||
| #define M_IO_DATA_ASSERT_EN	BIT(23) | ||||
| #define M_RX_FIFO_RD_ERR_EN	BIT(24) | ||||
| #define M_RX_FIFO_WR_ERR_EN	BIT(25) | ||||
| #define M_RX_FIFO_WATERMARK_EN	BIT(26) | ||||
| #define M_RX_FIFO_LAST_EN	BIT(27) | ||||
| #define M_TX_FIFO_RD_ERR_EN	BIT(28) | ||||
| #define M_TX_FIFO_WR_ERR_EN	BIT(29) | ||||
| #define M_TX_FIFO_WATERMARK_EN	BIT(30) | ||||
| #define M_SEC_IRQ_EN		BIT(31) | ||||
| #define M_COMMON_GENI_M_IRQ_EN	(GENMASK(6, 1) | \ | ||||
| 				M_IO_DATA_DEASSERT_EN | \ | ||||
| 				M_IO_DATA_ASSERT_EN | M_RX_FIFO_RD_ERR_EN | \ | ||||
| 				M_RX_FIFO_WR_ERR_EN | M_TX_FIFO_RD_ERR_EN | \ | ||||
| 				M_TX_FIFO_WR_ERR_EN) | ||||
|  | ||||
| /* GENI_S_IRQ_EN fields */ | ||||
| #define S_CMD_DONE_EN		BIT(0) | ||||
| #define S_CMD_OVERRUN_EN	BIT(1) | ||||
| #define S_ILLEGAL_CMD_EN	BIT(2) | ||||
| #define S_CMD_FAILURE_EN	BIT(3) | ||||
| #define S_CMD_CANCEL_EN		BIT(4) | ||||
| #define S_CMD_ABORT_EN		BIT(5) | ||||
| #define S_GP_SYNC_IRQ_0_EN	BIT(8) | ||||
| #define S_GP_IRQ_0_EN		BIT(9) | ||||
| #define S_GP_IRQ_1_EN		BIT(10) | ||||
| #define S_GP_IRQ_2_EN		BIT(11) | ||||
| #define S_GP_IRQ_3_EN		BIT(12) | ||||
| #define S_GP_IRQ_4_EN		BIT(13) | ||||
| #define S_GP_IRQ_5_EN		BIT(14) | ||||
| #define S_IO_DATA_DEASSERT_EN	BIT(22) | ||||
| #define S_IO_DATA_ASSERT_EN	BIT(23) | ||||
| #define S_RX_FIFO_RD_ERR_EN	BIT(24) | ||||
| #define S_RX_FIFO_WR_ERR_EN	BIT(25) | ||||
| #define S_RX_FIFO_WATERMARK_EN	BIT(26) | ||||
| #define S_RX_FIFO_LAST_EN	BIT(27) | ||||
| #define S_COMMON_GENI_S_IRQ_EN	(GENMASK(5, 1) | GENMASK(13, 9) | \ | ||||
| 				 S_RX_FIFO_RD_ERR_EN | S_RX_FIFO_WR_ERR_EN) | ||||
|  | ||||
| /*  GENI_/TX/RX/RX_RFR/_WATERMARK_REG fields */ | ||||
| #define WATERMARK_MSK		GENMASK(5, 0) | ||||
|  | ||||
| /* GENI_TX_FIFO_STATUS fields */ | ||||
| #define TX_FIFO_WC		GENMASK(27, 0) | ||||
|  | ||||
| /*  GENI_RX_FIFO_STATUS fields */ | ||||
| #define RX_LAST			BIT(31) | ||||
| #define RX_LAST_BYTE_VALID_MSK	GENMASK(30, 28) | ||||
| #define RX_LAST_BYTE_VALID_SHFT	28 | ||||
| #define RX_FIFO_WC_MSK		GENMASK(24, 0) | ||||
|  | ||||
| /* SE_IRQ_EN fields */ | ||||
| #define DMA_RX_IRQ_EN		BIT(0) | ||||
| #define DMA_TX_IRQ_EN		BIT(1) | ||||
| #define GENI_M_IRQ_EN		BIT(2) | ||||
| #define GENI_S_IRQ_EN		BIT(3) | ||||
|  | ||||
| /* SE_DMA_GENERAL_CFG */ | ||||
| #define DMA_RX_CLK_CGC_ON	BIT(0) | ||||
| #define DMA_TX_CLK_CGC_ON	BIT(1) | ||||
| #define DMA_AHB_SLV_CFG_ON	BIT(2) | ||||
| #define AHB_SEC_SLV_CLK_CGC_ON	BIT(3) | ||||
| #define DUMMY_RX_NON_BUFFERABLE	BIT(4) | ||||
| #define RX_DMA_ZERO_PADDING_EN	BIT(5) | ||||
| #define RX_DMA_IRQ_DELAY_MSK	GENMASK(8, 6) | ||||
| #define RX_DMA_IRQ_DELAY_SHFT	6 | ||||
|  | ||||
| #define DEFAULT_SE_CLK		(19200 * KHz) | ||||
| #define GENI_DFS_IF_CFG_DFS_IF_EN_BMSK			BIT(0) | ||||
|  | ||||
| /* FIFO BUFFER PARAMETERS */ | ||||
| #define BYTES_PER_FIFO_WORD	4 | ||||
| #define FIFO_WIDTH		32 | ||||
| #define FIFO_DEPTH		16 | ||||
| #define BITS_PER_WORD	8 | ||||
| #define TX_WATERMARK	1 | ||||
|  | ||||
| /* PACKING CONFIGURATION VECTOR */ | ||||
|  | ||||
| /* start_idx:x: Bit position to move | ||||
|  * direction:1: MSB to LSB | ||||
|  * len:7: Represents bits-per-word = 8 | ||||
|  * stop:0: Till it's 1, FIFO bit shift continues | ||||
|  */ | ||||
|  | ||||
| /* Start_idx:7, direction:1, len:7, stop:0 */ | ||||
| #define PACK_VECTOR0	0x0FE | ||||
| /* Start_idx:15, direction:1, len:7, stop:0 */ | ||||
| #define PACK_VECTOR1	0x1FE | ||||
| /* Start_idx:23, direction:1, len:7, stop:0 */ | ||||
| #define PACK_VECTOR2	0x2FE | ||||
| /* Start_idx:31, direction:1, len:7, stop:1 */ | ||||
| #define PACK_VECTOR3	0x3FF | ||||
|  | ||||
| enum qup_se { | ||||
| 	QUPV3_0_SE0, | ||||
| 	QUPV3_0_SE1, | ||||
| 	QUPV3_0_SE2, | ||||
| 	QUPV3_0_SE3, | ||||
| 	QUPV3_0_SE4, | ||||
| 	QUPV3_0_SE5, | ||||
| 	QUPV3_1_SE0, | ||||
| 	QUPV3_1_SE1, | ||||
| 	QUPV3_1_SE2, | ||||
| 	QUPV3_1_SE3, | ||||
| 	QUPV3_1_SE4, | ||||
| 	QUPV3_1_SE5, | ||||
| 	QUPV3_SE_MAX, | ||||
| }; | ||||
|  | ||||
| enum se_protocol { | ||||
| 	SE_PROTOCOL_SPI  = 1, | ||||
| 	SE_PROTOCOL_UART = 2, | ||||
| 	SE_PROTOCOL_I2C  = 3, | ||||
| 	SE_PROTOCOL_I3C  = 4, | ||||
| 	SE_PROTOCOL_MAX  = 5 | ||||
| }; | ||||
|  | ||||
| enum se_mode { | ||||
| 	NONE, | ||||
| 	GSI, | ||||
| 	FIFO, | ||||
| 	CPU_DMA, | ||||
| 	MIXED | ||||
| }; | ||||
|  | ||||
| struct qup_regs { | ||||
| 	u32 geni_init_cfg_revision; | ||||
| 	u32 geni_s_init_cfg_revision; | ||||
| 	u8  _reserved1[0x10 - 0x08]; | ||||
| 	u32 geni_general_cfg; | ||||
| 	u32 geni_rx_fifo_ctrl; | ||||
| 	u8  _reserved2[0x20 - 0x18]; | ||||
| 	u32 geni_force_default_reg; | ||||
| 	u32 geni_output_ctrl; | ||||
| 	u32 geni_cgc_ctrl; | ||||
| 	u32 geni_char_cfg; | ||||
| 	u32 geni_char_data_n; | ||||
| 	u8  _reserved3[0x40 - 0x34]; | ||||
| 	u32 geni_status; | ||||
| 	u32 geni_test_bus_ctrl; | ||||
| 	u32 geni_ser_m_clk_cfg; | ||||
| 	u32 geni_ser_s_clk_cfg; | ||||
| 	u32 geni_prog_rom_ctrl_reg; | ||||
| 	u8  _reserved4[0x60 - 0x54]; | ||||
| 	u32 geni_clk_ctrl_ro; | ||||
| 	u32 fifo_if_disable_ro; | ||||
| 	u32 geni_fw_revision_ro; | ||||
| 	u32 geni_s_fw_revision_ro; | ||||
| 	u32 geni_fw_multilock_protns_ro; | ||||
| 	u32 geni_fw_multilock_msa_ro; | ||||
| 	u32 geni_fw_multilock_sp_ro; | ||||
| 	u32 geni_clk_sel; | ||||
| 	u32 geni_dfs_if_cfg; | ||||
| 	u8 _reserved5[0x100 - 0x084]; | ||||
| 	u32 geni_cfg_reg0; | ||||
| 	u32 geni_cfg_reg1; | ||||
| 	u32 geni_cfg_reg2; | ||||
| 	u32 geni_cfg_reg3; | ||||
| 	u32 geni_cfg_reg4; | ||||
| 	u32 geni_cfg_reg5; | ||||
| 	u32 geni_cfg_reg6; | ||||
| 	u32 geni_cfg_reg7; | ||||
| 	u32 geni_cfg_reg8; | ||||
| 	u32 geni_cfg_reg9; | ||||
| 	u32 geni_cfg_reg10; | ||||
| 	u32 geni_cfg_reg11; | ||||
| 	u32 geni_cfg_reg12; | ||||
| 	u32 geni_cfg_reg13; | ||||
| 	u32 geni_cfg_reg14; | ||||
| 	u32 geni_cfg_reg15; | ||||
| 	u32 geni_cfg_reg16; | ||||
| 	u32 geni_cfg_reg17; | ||||
| 	u32 geni_cfg_reg18; | ||||
| 	u8  _reserved6[0x200 - 0x14C]; | ||||
| 	u32 geni_cfg_reg64; | ||||
| 	u32 geni_cfg_reg65; | ||||
| 	u32 geni_cfg_reg66; | ||||
| 	u32 geni_cfg_reg67; | ||||
| 	u32 geni_cfg_reg68; | ||||
| 	u32 geni_cfg_reg69; | ||||
| 	u32 geni_cfg_reg70; | ||||
| 	u32 geni_cfg_reg71; | ||||
| 	u32 geni_cfg_reg72; | ||||
| 	u32 spi_cpha; | ||||
| 	u32 geni_cfg_reg74; | ||||
| 	u32 proto_loopback_cfg; | ||||
| 	u32 spi_cpol; | ||||
| 	u32 i2c_noise_cancellation_ctl; | ||||
| 	u32 i2c_monitor_ctl; | ||||
| 	u32 geni_cfg_reg79; | ||||
| 	u32 geni_cfg_reg80; | ||||
| 	u32 geni_cfg_reg81; | ||||
| 	u32 geni_cfg_reg82; | ||||
| 	u32 spi_demux_output_inv; | ||||
| 	u32 spi_demux_sel; | ||||
| 	u32 geni_byte_granularity; | ||||
| 	u32 geni_dma_mode_en; | ||||
| 	u32 uart_tx_trans_cfg_reg; | ||||
| 	u32 geni_tx_packing_cfg0; | ||||
| 	u32 geni_tx_packing_cfg1; | ||||
| 	union { | ||||
| 		u32 uart_tx_word_len; | ||||
| 		u32 spi_word_len; | ||||
| 	}; | ||||
| 	union { | ||||
| 		u32 uart_tx_stop_bit_len; | ||||
| 		u32 i2c_tx_trans_len; | ||||
| 		u32 spi_tx_trans_len; | ||||
| 	}; | ||||
| 	union { | ||||
| 		u32 uart_tx_trans_len; | ||||
| 		u32 i2c_rx_trans_len; | ||||
| 		u32 spi_rx_trans_len; | ||||
| 	}; | ||||
| 	u32 spi_pre_post_cmd_dly; | ||||
| 	u32 i2c_scl_counters; | ||||
| 	u32 geni_cfg_reg95; | ||||
| 	u32 uart_rx_trans_cfg; | ||||
| 	u32 geni_rx_packing_cfg0; | ||||
| 	u32 geni_rx_packing_cfg1; | ||||
| 	u32 uart_rx_word_len; | ||||
| 	u32 geni_cfg_reg100; | ||||
| 	u32 uart_rx_stale_cnt; | ||||
| 	u32 geni_cfg_reg102; | ||||
| 	u32 geni_cfg_reg103; | ||||
| 	u32 geni_cfg_reg104; | ||||
| 	u32 uart_tx_parity_cfg; | ||||
| 	u32 uart_rx_parity_cfg; | ||||
| 	u32 uart_manual_rfr; | ||||
| 	u32 geni_cfg_reg108; | ||||
| 	u32 geni_cfg_reg109; | ||||
| 	u32 geni_cfg_reg110; | ||||
| 	u8 _reserved7[0x600 - 0x2BC]; | ||||
| 	u32 geni_m_cmd0; | ||||
| 	u32 geni_m_cmd_ctrl_reg; | ||||
| 	u8  _reserved8[0x10 - 0x08]; | ||||
| 	u32 geni_m_irq_status; | ||||
| 	u32 geni_m_irq_enable; | ||||
| 	u32 geni_m_irq_clear; | ||||
| 	u32 geni_m_irq_en_set; | ||||
| 	u32 geni_m_irq_en_clear; | ||||
| 	u32 geni_m_cmd_err_status; | ||||
| 	u32 geni_m_fw_err_status; | ||||
| 	u8  _reserved9[0x30 - 0x2C]; | ||||
| 	u32 geni_s_cmd0; | ||||
| 	u32 geni_s_cmd_ctrl_reg; | ||||
| 	u8  _reserved10[0x40 - 0x38]; | ||||
| 	u32 geni_s_irq_status; | ||||
| 	u32 geni_s_irq_enable; | ||||
| 	u32 geni_s_irq_clear; | ||||
| 	u32 geni_s_irq_en_set; | ||||
| 	u32 geni_s_irq_en_clear; | ||||
| 	u8  _reserved11[0x700 - 0x654]; | ||||
| 	u32 geni_tx_fifon; | ||||
| 	u8  _reserved12[0x780 - 0x704]; | ||||
| 	u32 geni_rx_fifon; | ||||
| 	u8  _reserved13[0x800 - 0x784]; | ||||
| 	u32 geni_tx_fifo_status; | ||||
| 	u32 geni_rx_fifo_status; | ||||
| 	u32 geni_tx_fifo_threshold; | ||||
| 	u32 geni_tx_watermark_reg; | ||||
| 	u32 geni_rx_watermark_reg; | ||||
| 	u32 geni_rx_rfr_watermark_reg; | ||||
| 	u8  _reserved14[0x900 - 0x818]; | ||||
| 	u32 geni_gp_output_reg; | ||||
| 	u8  _reserved15[0x908 - 0x904]; | ||||
| 	u32 geni_ios; | ||||
| 	u32 geni_timestamp; | ||||
| 	u32 geni_m_gp_length; | ||||
| 	u32 geni_s_gp_length; | ||||
| 	u8  _reserved16[0x920 - 0x918]; | ||||
| 	u32 geni_hw_irq_en; | ||||
| 	u32 geni_hw_irq_ignore_on_active; | ||||
| 	u8  _reserved17[0x930 - 0x928]; | ||||
| 	u32 geni_hw_irq_cmd_param_0; | ||||
| 	u8  _reserved18[0xA00 - 0x934]; | ||||
| 	u32 geni_i3c_ibi_cfg_tablen; | ||||
| 	u8  _reserved19[0xA80 - 0xA04]; | ||||
| 	u32 geni_i3c_ibi_status; | ||||
| 	u32 geni_i3c_ibi_rd_data; | ||||
| 	u32 geni_i3c_ibi_search_pattern; | ||||
| 	u32 geni_i3c_ibi_search_data; | ||||
| 	u32 geni_i3c_sw_ibi_en; | ||||
| 	u32 geni_i3c_sw_ibi_en_recover; | ||||
| 	u8 _reserved20[0xC30 - 0xA98]; | ||||
| 	u32 dma_tx_ptr_l; | ||||
| 	u32 dma_tx_ptr_h; | ||||
| 	u32 dma_tx_attr; | ||||
| 	u32 dma_tx_length; | ||||
| 	u32 dma_tx_irq_stat; | ||||
| 	u32 dma_tx_irq_clr; | ||||
| 	u32 dma_tx_irq_en; | ||||
| 	u32 dma_tx_irq_en_set; | ||||
| 	u32 dma_tx_irq_en_clr; | ||||
| 	u32 dma_tx_length_in; | ||||
| 	u32 dma_tx_fsm_rst; | ||||
| 	u32 dma_tx_max_burst_size; | ||||
| 	u8  _reserved21[0xD30 - 0xC60]; | ||||
| 	u32 dma_rx_ptr_l; | ||||
| 	u32 dma_rx_ptr_h; | ||||
| 	u32 dma_rx_attr; | ||||
| 	u32 dma_rx_length; | ||||
| 	u32 dma_rx_irq_stat; | ||||
| 	u32 dma_rx_irq_clr; | ||||
| 	u32 dma_rx_irq_en; | ||||
| 	u32 dma_rx_irq_en_set; | ||||
| 	u32 dma_rx_irq_en_clr; | ||||
| 	u32 dma_rx_length_in; | ||||
| 	u32 dma_rx_fsm_rst; | ||||
| 	u32 dma_rx_max_burst_size; | ||||
| 	u32 dma_rx_flush; | ||||
| 	u8  _reserved22[0xE14 - 0xD64]; | ||||
| 	u32 se_irq_high_priority; | ||||
| 	u32 se_gsi_event_en; | ||||
| 	u32 se_irq_en; | ||||
| 	u32 dma_if_en_ro; | ||||
| 	u32 se_hw_param_0; | ||||
| 	u32 se_hw_param_1; | ||||
| 	u32 se_hw_param_2; | ||||
| 	u32 dma_general_cfg; | ||||
| 	u8  _reserved23[0x40 - 0x34]; | ||||
| 	u32 dma_debug_reg0; | ||||
| 	u32 dma_test_bus_ctrl; | ||||
| 	u32 se_top_test_bus_ctrl; | ||||
| 	u8 _reserved24[0x1000 - 0x0E4C]; | ||||
| 	u32 se_geni_fw_revision; | ||||
| 	u32 se_s_fw_revision; | ||||
| 	u8 _reserved25[0x10-0x08]; | ||||
| 	u32 se_geni_cfg_ramn; | ||||
| 	u8 _reserved26[0x2000 - 0x1014]; | ||||
| 	u32 se_geni_clk_ctrl; | ||||
| 	u32 se_dma_if_en; | ||||
| 	u32 se_fifo_if_disable; | ||||
| 	u32 se_geni_fw_multilock_protns; | ||||
| 	u32 se_geni_fw_multilock_msa; | ||||
| 	u32 se_geni_fw_multilock_sp; | ||||
| }; | ||||
| check_member(qup_regs, geni_clk_sel, 0x7C); | ||||
| check_member(qup_regs, geni_cfg_reg108, 0x2B0); | ||||
| check_member(qup_regs, geni_dma_mode_en, 0x258); | ||||
| check_member(qup_regs, geni_i3c_ibi_rd_data, 0xA84); | ||||
| check_member(qup_regs, dma_test_bus_ctrl, 0xE44); | ||||
| check_member(qup_regs, se_geni_cfg_ramn, 0x1010); | ||||
| check_member(qup_regs, se_geni_fw_multilock_sp, 0x2014); | ||||
|  | ||||
| struct qup { | ||||
| 	struct qup_regs *regs; | ||||
| 	gpio_t pin[6]; | ||||
| 	u8 func[6]; | ||||
| }; | ||||
|  | ||||
| extern struct qup qup[12]; | ||||
|  | ||||
| u32 qup_wait_for_m_irq(unsigned int bus); | ||||
| u32 qup_wait_for_s_irq(unsigned int bus); | ||||
| void qup_m_cancel_and_abort(unsigned int bus); | ||||
| void qup_s_cancel_and_abort(unsigned int bus); | ||||
| int qup_handle_transfer(unsigned int bus, const void *dout, void *din, | ||||
| 	int size); | ||||
|  | ||||
| #endif /* __SOC_QCOM_QUP_SE_H__ */ | ||||
							
								
								
									
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								src/soc/qualcomm/sc7180/include/soc/qupv3_config.h
									
									
									
									
									
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								src/soc/qualcomm/sc7180/include/soc/qupv3_config.h
									
									
									
									
									
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							| @@ -0,0 +1,80 @@ | ||||
| /* | ||||
|  * This file is part of the coreboot project. | ||||
|  * | ||||
|  * Copyright (C) 2019, The Linux Foundation.  All rights reserved. | ||||
|  * | ||||
|  * This program is free software; you can redistribute it and/or modify | ||||
|  * it under the terms of the GNU General Public License version 2 and | ||||
|  * only version 2 as published by the Free Software Foundation. | ||||
|  * | ||||
|  * 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 _SC7180_QUPV3_CONFIG_H_ | ||||
| #define _SC7180_QUPV3_CONFIG_H_ | ||||
|  | ||||
| #include <assert.h> | ||||
| #include <cbfs.h> | ||||
| #include <soc/clock.h> | ||||
| #include <soc/qcom_qup_se.h> | ||||
|  | ||||
| #define QUPV3_COMMON_CFG_FAST_SWITCH_TO_HIGH_DISABLE_BMSK	0x00000001 | ||||
| #define QUPV3_SE_AHB_M_CFG_AHB_M_CLK_CGC_ON_BMSK		0x00000001 | ||||
|  | ||||
| #define GENI_CGC_CTRL_PROG_RAM_SCLK_OFF_BMSK			0x00000200 | ||||
| #define GENI_CGC_CTRL_PROG_RAM_HCLK_OFF_BMSK			0x00000100 | ||||
|  | ||||
| #define GENI_DMA_MODE_EN_GENI_DMA_MODE_EN_BMSK			0x00000001 | ||||
|  | ||||
| #define DMA_TX_IRQ_EN_SET_RESET_DONE_EN_SET_BMSK		0x00000008 | ||||
| #define DMA_TX_IRQ_EN_SET_SBE_EN_SET_BMSK			0x00000004 | ||||
| #define DMA_TX_IRQ_EN_SET_DMA_DONE_EN_SET_BMSK			0x00000001 | ||||
|  | ||||
| #define DMA_RX_IRQ_EN_SET_FLUSH_DONE_EN_SET_BMSK		0x00000010 | ||||
| #define DMA_RX_IRQ_EN_SET_RESET_DONE_EN_SET_BMSK		0x00000008 | ||||
| #define DMA_RX_IRQ_EN_SET_SBE_EN_SET_BMSK			0x00000004 | ||||
| #define DMA_RX_IRQ_EN_SET_DMA_DONE_EN_SET_BMSK			0x00000001 | ||||
|  | ||||
| #define DMA_GENERAL_CFG_AHB_SEC_SLV_CLK_CGC_ON_BMSK		0x00000008 | ||||
| #define DMA_GENERAL_CFG_DMA_AHB_SLV_CLK_CGC_ON_BMSK		0x00000004 | ||||
| #define DMA_GENERAL_CFG_DMA_TX_CLK_CGC_ON_BMSK			0x00000002 | ||||
| #define DMA_GENERAL_CFG_DMA_RX_CLK_CGC_ON_BMSK			0x00000001 | ||||
|  | ||||
| #define GENI_CLK_CTRL_SER_CLK_SEL_BMSK				0x00000001 | ||||
| #define DMA_IF_EN_DMA_IF_EN_BMSK				0x00000001 | ||||
| #define SE_GSI_EVENT_EN_BMSK					0x0000000f | ||||
| #define SE_IRQ_EN_RMSK						0x0000000f | ||||
|  | ||||
| #define SIZE_GENI_FW_RAM					0x00000200 | ||||
| #define MAX_OFFSET_CFG_REG					0x000001c0 | ||||
| #define SEFW_MAGIC_HEADER					0x57464553 | ||||
|  | ||||
| struct elf_se_hdr { | ||||
| 	uint32_t magic;		   /* = 'SEFW' */ | ||||
| 	uint32_t version;	   /* Structure version number */ | ||||
| 	uint32_t core_version;	   /* QUPV3_HW_VERSION */ | ||||
| 	uint16_t serial_protocol;  /* Programmed into GENI_FW_REVISION */ | ||||
| 	uint16_t fw_version;	   /* Programmed into GENI_FW_REVISION */ | ||||
| 	uint16_t cfg_version;	   /* Programmed into GENI_INIT_CFG_REVISION */ | ||||
| 	uint16_t fw_size_in_items; /* Number of (uint32_t) GENI_FW_RAM words */ | ||||
| 	uint16_t fw_offset;	   /* Byte offset of GENI_FW_RAM array */ | ||||
| 	uint16_t cfg_size_in_items;/* Number of GENI_FW_CFG index/value pairs */ | ||||
| 	uint16_t cfg_idx_offset;   /* Byte offset of GENI_FW_CFG index array */ | ||||
| 	uint16_t cfg_val_offset;   /* Byte offset of GENI_FW_CFG values array */ | ||||
| }; | ||||
|  | ||||
| struct qupv3_common_reg { | ||||
| 	u8 reserved_1[0x118]; | ||||
| 	u32 qupv3_se_ahb_m_cfg_reg; | ||||
| 	u8 reserved_2[0x4]; | ||||
| 	u32 qupv3_common_cfg_reg; | ||||
| }; | ||||
|  | ||||
| void qupv3_fw_init(void); | ||||
| void qupv3_se_fw_load_and_init(unsigned int bus, unsigned int protocol, | ||||
| 				unsigned int mode); | ||||
|  | ||||
| #endif /* _SC7180_QUPV3_CONFIG_H_ */ | ||||
							
								
								
									
										258
									
								
								src/soc/qualcomm/sc7180/qcom_qup_se.c
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										258
									
								
								src/soc/qualcomm/sc7180/qcom_qup_se.c
									
									
									
									
									
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							| @@ -0,0 +1,258 @@ | ||||
| /* | ||||
|  * This file is part of the coreboot project. | ||||
|  * | ||||
|  * Copyright (c) 2018-2019 Qualcomm Technologies | ||||
|  * | ||||
|  * This program is free software; you can redistribute it and/or modify | ||||
|  * it under the terms of the GNU General Public License version 2 and | ||||
|  * only version 2 as published by the Free Software Foundation. | ||||
|  * | ||||
|  * 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. | ||||
|  */ | ||||
|  | ||||
| #include <soc/qcom_qup_se.h> | ||||
|  | ||||
| struct qup qup[12] = { | ||||
| 	[0] = { .regs = (void *)QUP_SERIAL0_BASE, | ||||
| 		.pin = { GPIO(34), GPIO(35), GPIO(36), GPIO(37) }, | ||||
| 		.func = { GPIO34_FUNC_QUP0_L0, GPIO35_FUNC_QUP0_L1, | ||||
| 			GPIO36_FUNC_QUP0_L2, GPIO37_FUNC_QUP0_L3 } | ||||
| 		}, | ||||
| 	[1] = { .regs = (void *)QUP_SERIAL1_BASE, | ||||
| 		.pin = { GPIO(0), GPIO(1), GPIO(2), GPIO(3), | ||||
| 			GPIO(12), GPIO(94) }, | ||||
| 		.func = { GPIO0_FUNC_QUP0_L0, GPIO1_FUNC_QUP0_L1, | ||||
| 			GPIO2_FUNC_QUP0_L2, GPIO3_FUNC_QUP0_L3, | ||||
| 			GPIO12_FUNC_QUP0_L4, GPIO94_FUNC_QUP0_L5 } | ||||
| 		}, | ||||
| 	[2] = { .regs = (void *)QUP_SERIAL2_BASE, | ||||
| 		.pin = { GPIO(15), GPIO(16) }, | ||||
| 		.func = { GPIO15_FUNC_QUP0_L0, GPIO16_FUNC_QUP0_L1 } | ||||
| 		}, | ||||
| 	[3] = { .regs = (void *)QUP_SERIAL3_BASE, | ||||
| 		.pin = { GPIO(38), GPIO(39), GPIO(40), GPIO(41) }, | ||||
| 		.func = { GPIO38_FUNC_QUP0_L0, GPIO39_FUNC_QUP0_L1, | ||||
| 			GPIO40_FUNC_QUP0_L2, GPIO41_FUNC_QUP0_L3 } | ||||
| 		}, | ||||
| 	[4] = { .regs = (void *)QUP_SERIAL4_BASE, | ||||
| 		.pin = { GPIO(115), GPIO(116) }, | ||||
| 		.func = { GPIO115_FUNC_QUP0_L0, GPIO116_FUNC_QUP0_L1 } | ||||
| 		}, | ||||
| 	[5] = { .regs = (void *)QUP_SERIAL5_BASE, | ||||
| 		.pin = { GPIO(25), GPIO(26), GPIO(27), GPIO(28) }, | ||||
| 		.func = { GPIO25_FUNC_QUP0_L0, GPIO26_FUNC_QUP0_L1, | ||||
| 			GPIO27_FUNC_QUP0_L2, GPIO28_FUNC_QUP0_L3 } | ||||
| 		}, | ||||
| 	[6] = { .regs = (void *)QUP_SERIAL6_BASE, | ||||
| 		.pin = { GPIO(59), GPIO(60), GPIO(61), GPIO(62), | ||||
| 			GPIO(68), GPIO(72) }, | ||||
| 		.func = { GPIO59_FUNC_QUP1_L0, GPIO60_FUNC_QUP1_L1, | ||||
| 			GPIO61_FUNC_QUP1_L2, GPIO62_FUNC_QUP1_L3, | ||||
| 			GPIO68_FUNC_QUP1_L4, GPIO72_FUNC_QUP1_L5 } | ||||
| 		}, | ||||
| 	[7] = { .regs = (void *)QUP_SERIAL7_BASE, | ||||
| 		.pin = { GPIO(6), GPIO(7) }, | ||||
| 		.func = { GPIO6_FUNC_QUP1_L0, GPIO7_FUNC_QUP1_L1 } | ||||
| 		}, | ||||
| 	[8] = { .regs = (void *)QUP_SERIAL8_BASE, | ||||
| 		.pin = { GPIO(42), GPIO(43), GPIO(44), GPIO(45) }, | ||||
| 		.func = { GPIO42_FUNC_QUP1_L0, GPIO43_FUNC_QUP1_L1, | ||||
| 			GPIO44_FUNC_QUP1_L2, GPIO45_FUNC_QUP1_L3 } | ||||
| 		}, | ||||
| 	[9] = { .regs = (void *)QUP_SERIAL9_BASE, | ||||
| 		.pin = { GPIO(46), GPIO(47) }, | ||||
| 		.func = { GPIO46_FUNC_QUP1_L0, GPIO47_FUNC_QUP1_L1 } | ||||
| 		}, | ||||
| 	[10] = { .regs = (void *)QUP_SERIAL10_BASE, | ||||
| 		.pin = { GPIO(86), GPIO(87), GPIO(88), GPIO(89), | ||||
| 			GPIO(90), GPIO(91) }, | ||||
| 		.func = { GPIO86_FUNC_QUP1_L0, GPIO87_FUNC_QUP1_L1, | ||||
| 			GPIO88_FUNC_QUP1_L2, GPIO89_FUNC_QUP1_L3, | ||||
| 			GPIO90_FUNC_QUP1_L4, GPIO91_FUNC_QUP1_L5 } | ||||
| 		}, | ||||
| 	[11] = { .regs = (void *)QUP_SERIAL11_BASE, | ||||
| 		.pin = { GPIO(53), GPIO(54), GPIO(55), GPIO(56) }, | ||||
| 		.func = { GPIO53_FUNC_QUP1_L0, GPIO54_FUNC_QUP1_L1, | ||||
| 			GPIO55_FUNC_QUP1_L2, GPIO56_FUNC_QUP1_L3 } | ||||
| 		}, | ||||
| }; | ||||
|  | ||||
| u32 qup_wait_for_m_irq(unsigned int bus) | ||||
| { | ||||
| 	struct stopwatch sw; | ||||
| 	unsigned int m_irq = 0; | ||||
| 	struct qup_regs *regs = qup[bus].regs; | ||||
|  | ||||
| 	stopwatch_init_usecs_expire(&sw, 25); | ||||
| 	while (!stopwatch_expired(&sw)) { | ||||
| 		m_irq = read32(®s->geni_m_irq_status); | ||||
| 		if (m_irq) | ||||
| 			break; | ||||
| 	} | ||||
| 	return m_irq; | ||||
| } | ||||
|  | ||||
| u32 qup_wait_for_s_irq(unsigned int bus) | ||||
| { | ||||
| 	struct stopwatch sw; | ||||
| 	unsigned int s_irq = 0; | ||||
| 	struct qup_regs *regs = qup[bus].regs; | ||||
|  | ||||
| 	stopwatch_init_usecs_expire(&sw, 25); | ||||
| 	while (!stopwatch_expired(&sw)) { | ||||
| 		s_irq = read32(®s->geni_s_irq_status); | ||||
| 		if (s_irq) | ||||
| 			break; | ||||
| 	} | ||||
| 	return s_irq; | ||||
| } | ||||
|  | ||||
| static int handle_tx(unsigned int bus, const u8 *dout, | ||||
| 	unsigned int tx_rem_bytes) | ||||
| { | ||||
| 	int max_bytes = 0; | ||||
| 	struct qup_regs *regs = qup[bus].regs; | ||||
|  | ||||
| 	max_bytes = (FIFO_DEPTH - TX_WATERMARK) * BYTES_PER_FIFO_WORD; | ||||
| 	max_bytes = MIN(tx_rem_bytes, max_bytes); | ||||
|  | ||||
| 	buffer_to_fifo32((void *)dout, max_bytes, ®s->geni_tx_fifon, | ||||
| 					0, BYTES_PER_FIFO_WORD); | ||||
|  | ||||
| 	if (tx_rem_bytes == max_bytes) | ||||
| 		write32(®s->geni_tx_watermark_reg, 0); | ||||
| 	return max_bytes; | ||||
| } | ||||
|  | ||||
| static int handle_rx(unsigned int bus, u8 *din, unsigned int rx_rem_bytes) | ||||
| { | ||||
| 	struct qup_regs *regs = qup[bus].regs; | ||||
| 	u32 rx_fifo_status = read32(®s->geni_rx_fifo_status); | ||||
| 	int rx_bytes = 0; | ||||
|  | ||||
| 	rx_bytes = (rx_fifo_status & RX_FIFO_WC_MSK) * BYTES_PER_FIFO_WORD; | ||||
| 	rx_bytes = MIN(rx_rem_bytes, rx_bytes); | ||||
|  | ||||
| 	buffer_from_fifo32(din, rx_bytes, ®s->geni_rx_fifon, | ||||
| 					0, BYTES_PER_FIFO_WORD); | ||||
| 	return rx_bytes; | ||||
| } | ||||
|  | ||||
| void qup_m_cancel_and_abort(unsigned int bus) | ||||
| { | ||||
| 	struct qup_regs *regs = qup[bus].regs; | ||||
| 	struct stopwatch sw; | ||||
| 	unsigned int m_irq; | ||||
|  | ||||
| 	write32(®s->geni_tx_watermark_reg, 0); | ||||
| 	write32(®s->geni_m_cmd_ctrl_reg, M_GENI_CMD_CANCEL); | ||||
|  | ||||
| 	stopwatch_init_msecs_expire(&sw, 100); | ||||
| 	do { | ||||
| 		m_irq = qup_wait_for_m_irq(bus); | ||||
| 		if (m_irq & M_CMD_CANCEL_EN) { | ||||
| 			write32(®s->geni_m_irq_clear, m_irq); | ||||
| 			break; | ||||
| 		} | ||||
| 		write32(®s->geni_m_irq_clear, m_irq); | ||||
| 	} while (!stopwatch_expired(&sw)); | ||||
|  | ||||
| 	if (!(m_irq & M_CMD_CANCEL_EN)) { | ||||
| 		printk(BIOS_INFO, "%s:Cancel failed, Abort the operation\n", | ||||
| 								__func__); | ||||
|  | ||||
| 		write32(®s->geni_m_cmd_ctrl_reg, M_GENI_CMD_ABORT); | ||||
| 		stopwatch_init_msecs_expire(&sw, 100); | ||||
| 		do { | ||||
| 			m_irq = qup_wait_for_m_irq(bus); | ||||
| 			if (m_irq & M_CMD_ABORT_EN) { | ||||
| 				write32(®s->geni_m_irq_clear, m_irq); | ||||
| 				break; | ||||
| 			} | ||||
| 			write32(®s->geni_m_irq_clear, m_irq); | ||||
| 		} while (!stopwatch_expired(&sw)); | ||||
|  | ||||
| 		if (!(m_irq & M_CMD_ABORT_EN)) | ||||
| 			printk(BIOS_INFO, "%s:Abort failed\n", __func__); | ||||
| 	} | ||||
| } | ||||
|  | ||||
| void qup_s_cancel_and_abort(unsigned int bus) | ||||
| { | ||||
| 	struct qup_regs *regs = qup[bus].regs; | ||||
| 	struct stopwatch sw; | ||||
| 	unsigned int s_irq; | ||||
| 	u32 rx_fifo_status; | ||||
| 	u8 buf[64]; /* FIFO size */ | ||||
|  | ||||
| 	write32(®s->geni_tx_watermark_reg, 0); | ||||
| 	write32(®s->geni_s_cmd_ctrl_reg, S_GENI_CMD_CANCEL); | ||||
|  | ||||
| 	stopwatch_init_msecs_expire(&sw, 100); | ||||
| 	do { | ||||
| 		s_irq = qup_wait_for_s_irq(bus); | ||||
| 		rx_fifo_status  = read32(®s->geni_rx_fifo_status); | ||||
| 		if (rx_fifo_status & RX_LAST) | ||||
| 			handle_rx(bus, buf, 64); /* Read whatever data available in FIFO */ | ||||
| 		if (s_irq & S_CMD_CANCEL_EN) { | ||||
| 			write32(®s->geni_s_irq_clear, s_irq); | ||||
| 			break; | ||||
| 		} | ||||
| 		write32(®s->geni_s_irq_clear, s_irq); | ||||
| 	} while (!stopwatch_expired(&sw)); | ||||
|  | ||||
| 	if (!(s_irq & S_CMD_CANCEL_EN)) { | ||||
| 		printk(BIOS_INFO, "%s:Cancel failed, Abort the operation\n", | ||||
| 								__func__); | ||||
|  | ||||
| 		write32(®s->geni_s_cmd_ctrl_reg, S_GENI_CMD_ABORT); | ||||
| 		stopwatch_init_msecs_expire(&sw, 100); | ||||
| 		do { | ||||
| 			s_irq = qup_wait_for_s_irq(bus); | ||||
| 			if (s_irq & S_CMD_ABORT_EN) { | ||||
| 				write32(®s->geni_s_irq_clear, s_irq); | ||||
| 				break; | ||||
| 			} | ||||
| 			write32(®s->geni_s_irq_clear, s_irq); | ||||
| 		} while (!stopwatch_expired(&sw)); | ||||
|  | ||||
| 		if (!(s_irq & S_CMD_ABORT_EN)) | ||||
| 			printk(BIOS_INFO, "%s:Abort failed\n", __func__); | ||||
| 	} | ||||
| } | ||||
|  | ||||
| int qup_handle_transfer(unsigned int bus, const void *dout, void *din, int size) | ||||
| { | ||||
| 	unsigned int m_irq; | ||||
| 	struct stopwatch sw; | ||||
| 	unsigned int rx_rem_bytes = din ? size : 0; | ||||
| 	unsigned int tx_rem_bytes = dout ? size : 0; | ||||
| 	struct qup_regs *regs = qup[bus].regs; | ||||
|  | ||||
| 	stopwatch_init_msecs_expire(&sw, 1000); | ||||
| 	do { | ||||
| 		m_irq = qup_wait_for_m_irq(bus); | ||||
| 		if ((m_irq & M_RX_FIFO_WATERMARK_EN) || | ||||
| 					(m_irq & M_RX_FIFO_LAST_EN)) | ||||
| 			rx_rem_bytes -= handle_rx(bus, din + size | ||||
| 						- rx_rem_bytes, rx_rem_bytes); | ||||
| 		if (m_irq & M_TX_FIFO_WATERMARK_EN) | ||||
| 			tx_rem_bytes -= handle_tx(bus, dout + size | ||||
| 						- tx_rem_bytes, tx_rem_bytes); | ||||
| 		if (m_irq & M_CMD_DONE_EN) { | ||||
| 			write32(®s->geni_m_irq_clear, m_irq); | ||||
| 			break; | ||||
| 		} | ||||
| 		write32(®s->geni_m_irq_clear, m_irq); | ||||
| 	} while (!stopwatch_expired(&sw)); | ||||
|  | ||||
| 	if (!(m_irq & M_CMD_DONE_EN) || tx_rem_bytes || rx_rem_bytes) { | ||||
| 		printk(BIOS_INFO, "%s:Error: Transfer failed\n", __func__); | ||||
| 		qup_m_cancel_and_abort(bus); | ||||
| 		return -1; | ||||
| 	} | ||||
| 	return 0; | ||||
| } | ||||
							
								
								
									
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								src/soc/qualcomm/sc7180/qupv3_config.c
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
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								src/soc/qualcomm/sc7180/qupv3_config.c
									
									
									
									
									
										Normal file
									
								
							| @@ -0,0 +1,219 @@ | ||||
| /* | ||||
|  * This file is part of the coreboot project. | ||||
|  * | ||||
|  * Copyright (C) 2020, The Linux Foundation.  All rights reserved. | ||||
|  * | ||||
|  * This program is free software; you can redistribute it and/or modify | ||||
|  * it under the terms of the GNU General Public License version 2 and | ||||
|  * only version 2 as published by the Free Software Foundation. | ||||
|  * | ||||
|  * 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. | ||||
|  */ | ||||
|  | ||||
| #include <soc/qupv3_config.h> | ||||
|  | ||||
| static struct elf_se_hdr *fw_list[SE_PROTOCOL_MAX]; | ||||
|  | ||||
| void qupv3_se_fw_load_and_init(unsigned int bus, unsigned int protocol, | ||||
| 							unsigned int mode) | ||||
| { | ||||
| 	uint32_t i; | ||||
| 	uint32_t reg_value; | ||||
| 	const uint8_t *cfg_idx_arr; | ||||
| 	const uint32_t *cfg_val_arr; | ||||
| 	const uint32_t *fw_val_arr; | ||||
| 	struct elf_se_hdr *hdr; | ||||
| 	struct qup_regs *regs = qup[bus].regs; | ||||
| 	static const char * const filename[] = { | ||||
| 		[SE_PROTOCOL_SPI] = "fallback/spi_fw", | ||||
| 		[SE_PROTOCOL_UART] = "fallback/uart_fw", | ||||
| 		[SE_PROTOCOL_I2C] = "fallback/i2c_fw", | ||||
| 	}; | ||||
|  | ||||
| 	if (protocol >= SE_PROTOCOL_MAX || !filename[protocol]) | ||||
| 		die("*ERROR*  * INVALID PROTOCOL ***\n"); | ||||
|  | ||||
| 	if (!fw_list[protocol]) { | ||||
| 		fw_list[protocol] = cbfs_boot_map_with_leak(filename[protocol], | ||||
| 					CBFS_TYPE_RAW, NULL); | ||||
| 		if (!fw_list[protocol]) | ||||
| 			die("*ERROR*  * cbfs_boot_map_with_leak failed ***\n"); | ||||
| 	} | ||||
|  | ||||
| 	hdr = fw_list[protocol]; | ||||
| 	assert(hdr->magic == SEFW_MAGIC_HEADER) | ||||
|  | ||||
| 	cfg_idx_arr = (const uint8_t *)hdr + hdr->cfg_idx_offset; | ||||
| 	cfg_val_arr = (const uint32_t *)((uint8_t *)hdr + hdr->cfg_val_offset); | ||||
| 	fw_val_arr = (const uint32_t *)((uint8_t *)hdr + hdr->fw_offset); | ||||
|  | ||||
| 	/* Unlock SE for FW loading */ | ||||
| 	write32(®s->se_geni_fw_multilock_protns, 0x0); | ||||
| 	write32(®s->se_geni_fw_multilock_msa, 0x0); | ||||
|  | ||||
| 	/* First, ensure GENI FW is disabled */ | ||||
| 	write32(®s->geni_output_ctrl, 0x0); | ||||
| 	clrbits_le32(®s->geni_dfs_if_cfg, GENI_DFS_IF_CFG_DFS_IF_EN_BMSK); | ||||
| 	setbits_le32(®s->geni_cgc_ctrl, GENI_CGC_CTRL_PROG_RAM_SCLK_OFF_BMSK | ||||
| 			| GENI_CGC_CTRL_PROG_RAM_HCLK_OFF_BMSK); | ||||
| 	write32(®s->se_geni_clk_ctrl, 0x0); | ||||
| 	clrbits_le32(®s->geni_cgc_ctrl, GENI_CGC_CTRL_PROG_RAM_SCLK_OFF_BMSK | ||||
| 			| GENI_CGC_CTRL_PROG_RAM_HCLK_OFF_BMSK); | ||||
|  | ||||
|  | ||||
| 	/* HPG section 3.1.7.1 */ | ||||
| 	if (protocol == SE_PROTOCOL_UART) { | ||||
| 		/* To maintain Div=4 for QcLib, configure clock to 7372800Hz for sc7180 */ | ||||
| 		clock_configure_qup(bus, QUPV3_UART_SRC_HZ); | ||||
| 	} else { | ||||
| 		setbits_le32(®s->geni_dfs_if_cfg, | ||||
| 				GENI_DFS_IF_CFG_DFS_IF_EN_BMSK); | ||||
| 		/* configure clock dfsr */ | ||||
| 		clock_configure_dfsr(bus); | ||||
| 	} | ||||
|  | ||||
| 	/* HPG section 3.1.7.2 */ | ||||
| 	/* No Init Required */ | ||||
|  | ||||
| 	/* HPG section 3.1.7.3 */ | ||||
| 	write32(®s->dma_general_cfg, | ||||
| 			DMA_GENERAL_CFG_AHB_SEC_SLV_CLK_CGC_ON_BMSK | | ||||
| 		    DMA_GENERAL_CFG_DMA_AHB_SLV_CLK_CGC_ON_BMSK | | ||||
| 		    DMA_GENERAL_CFG_DMA_TX_CLK_CGC_ON_BMSK | | ||||
| 		    DMA_GENERAL_CFG_DMA_RX_CLK_CGC_ON_BMSK); | ||||
| 	write32(®s->geni_cgc_ctrl, DEFAULT_CGC_EN); | ||||
|  | ||||
| 	/* HPG section 3.1.7.4 */ | ||||
| 	write32(®s->geni_init_cfg_revision, hdr->cfg_version); | ||||
| 	write32(®s->geni_s_init_cfg_revision, hdr->cfg_version); | ||||
|  | ||||
| 	assert(cfg_idx_arr[hdr->cfg_size_in_items - 1] * sizeof(uint32_t) <= | ||||
| 		MAX_OFFSET_CFG_REG); | ||||
|  | ||||
| 	for (i = 0; i < hdr->cfg_size_in_items; i++) { | ||||
| 		write32(®s->geni_cfg_reg0 + cfg_idx_arr[i], | ||||
| 						cfg_val_arr[i]); | ||||
| 	} | ||||
|  | ||||
| 	/* HPG section 3.1.7.9 */ | ||||
| 	/* non-UART configuration, UART driver can configure as desired for UART | ||||
| 	 */ | ||||
| 	write32(®s->geni_rx_rfr_watermark_reg, FIFO_DEPTH - 2); | ||||
|  | ||||
| 	/* HPG section 3.1.7.5 */ | ||||
| 	/* Don't change any SPI polarity, client driver will handle this */ | ||||
| 	setbits_le32(®s->geni_output_ctrl, DEFAULT_IO_OUTPUT_CTRL_MSK); | ||||
|  | ||||
| 	/* HPG section 3.1.7.6 */ | ||||
| 	reg_value = read32(®s->geni_dma_mode_en); | ||||
| 	if (mode == GSI) { | ||||
| 		reg_value |= GENI_DMA_MODE_EN_GENI_DMA_MODE_EN_BMSK; | ||||
| 		write32(®s->geni_dma_mode_en, reg_value); | ||||
| 		write32(®s->se_irq_en, 0x0); | ||||
| 		write32(®s->se_gsi_event_en, SE_GSI_EVENT_EN_BMSK); | ||||
| 	} else if (mode == FIFO) { | ||||
| 		reg_value &= ~GENI_DMA_MODE_EN_GENI_DMA_MODE_EN_BMSK; | ||||
| 		write32(®s->geni_dma_mode_en, reg_value); | ||||
| 		write32(®s->se_irq_en, SE_IRQ_EN_RMSK); | ||||
| 		write32(®s->se_gsi_event_en, 0x0); | ||||
| 	} else if (mode == CPU_DMA) { | ||||
| 		reg_value |= GENI_DMA_MODE_EN_GENI_DMA_MODE_EN_BMSK; | ||||
| 		write32(®s->geni_dma_mode_en, reg_value); | ||||
| 		write32(®s->se_irq_en, SE_IRQ_EN_RMSK); | ||||
| 		write32(®s->se_gsi_event_en, 0x0); | ||||
| 	} | ||||
|  | ||||
| 	/* HPG section 3.1.7.7 */ | ||||
| 	write32(®s->geni_m_irq_enable, | ||||
| 				M_COMMON_GENI_M_IRQ_EN); | ||||
| 	reg_value = S_CMD_OVERRUN_EN | S_ILLEGAL_CMD_EN | | ||||
| 				S_CMD_CANCEL_EN | S_CMD_ABORT_EN | | ||||
| 				S_GP_IRQ_0_EN | S_GP_IRQ_1_EN | | ||||
| 				S_GP_IRQ_2_EN | S_GP_IRQ_3_EN | | ||||
| 				S_RX_FIFO_WR_ERR_EN | S_RX_FIFO_RD_ERR_EN; | ||||
| 	write32(®s->geni_s_irq_enable, reg_value); | ||||
|  | ||||
| 	/* HPG section 3.1.7.8 */ | ||||
| 	/* GPI/DMA mode */ | ||||
| 	reg_value = DMA_TX_IRQ_EN_SET_RESET_DONE_EN_SET_BMSK | | ||||
| 		    DMA_TX_IRQ_EN_SET_SBE_EN_SET_BMSK | | ||||
| 		    DMA_TX_IRQ_EN_SET_DMA_DONE_EN_SET_BMSK; | ||||
| 	write32(®s->dma_tx_irq_en_set, reg_value); | ||||
|  | ||||
| 	reg_value = DMA_RX_IRQ_EN_SET_FLUSH_DONE_EN_SET_BMSK | | ||||
| 		    DMA_RX_IRQ_EN_SET_RESET_DONE_EN_SET_BMSK | | ||||
| 		    DMA_RX_IRQ_EN_SET_SBE_EN_SET_BMSK | | ||||
| 		    DMA_RX_IRQ_EN_SET_DMA_DONE_EN_SET_BMSK; | ||||
| 	write32(®s->dma_rx_irq_en_set, reg_value); | ||||
|  | ||||
| 	/* HPG section 3.1.7.10 */ | ||||
| 	reg_value = (hdr->serial_protocol << FW_REV_PROTOCOL_SHFT) | | ||||
| 		    (hdr->fw_version & 0xFF << | ||||
| 				FW_REV_VERSION_SHFT); | ||||
| 	write32(®s->se_geni_fw_revision, reg_value); | ||||
|  | ||||
| 	reg_value = | ||||
| 	    (hdr->serial_protocol << FW_REV_PROTOCOL_SHFT) | | ||||
| 	    (hdr->fw_version & 0xFF << | ||||
| 		FW_REV_VERSION_SHFT); | ||||
| 	write32(®s->se_s_fw_revision, reg_value); | ||||
|  | ||||
| 	assert(hdr->fw_size_in_items <= SIZE_GENI_FW_RAM); | ||||
|  | ||||
| 	memcpy((®s->se_geni_cfg_ramn), fw_val_arr, | ||||
| 	       hdr->fw_size_in_items * sizeof(uint32_t)); | ||||
|  | ||||
| 	/* HPG section 3.1.7.12 */ | ||||
| 	write32(®s->geni_force_default_reg, 0x1); | ||||
| 	setbits_le32(®s->geni_cgc_ctrl, GENI_CGC_CTRL_PROG_RAM_SCLK_OFF_BMSK | ||||
| 				|GENI_CGC_CTRL_PROG_RAM_HCLK_OFF_BMSK); | ||||
| 	setbits_le32(®s->se_geni_clk_ctrl, GENI_CLK_CTRL_SER_CLK_SEL_BMSK); | ||||
| 	clrbits_le32(®s->geni_cgc_ctrl, | ||||
| 		(GENI_CGC_CTRL_PROG_RAM_SCLK_OFF_BMSK | | ||||
| 		GENI_CGC_CTRL_PROG_RAM_HCLK_OFF_BMSK)); | ||||
|  | ||||
| 	/* HPG section 3.1.7.13 */ | ||||
| 	/* GSI/DMA mode */ | ||||
| 	setbits_le32(®s->se_dma_if_en, DMA_IF_EN_DMA_IF_EN_BMSK); | ||||
|  | ||||
| 	/* HPG section 3.1.7.14 */ | ||||
| 	reg_value = read32(®s->se_fifo_if_disable); | ||||
| 	if ((mode == MIXED) || (mode == FIFO)) | ||||
| 		reg_value &= ~FIFO_IF_DISABLE; | ||||
| 	else | ||||
| 		reg_value |= FIFO_IF_DISABLE; | ||||
| 	write32(®s->se_fifo_if_disable, reg_value); | ||||
| 	write32(®s->se_geni_clk_ctrl, 0x1); | ||||
|  | ||||
| 	/* Lock SE from FW loading */ | ||||
| 	write32(®s->se_geni_fw_multilock_protns, 0x1); | ||||
| 	write32(®s->se_geni_fw_multilock_msa, 0x1); | ||||
| } | ||||
|  | ||||
| static void qup_common_init(int addr) | ||||
| { | ||||
| 	struct qupv3_common_reg *qupv3_common; | ||||
| 	/* HPG section 3.1.2 */ | ||||
| 	qupv3_common = (struct qupv3_common_reg *)(uintptr_t) addr; | ||||
| 	setbits32(&qupv3_common->qupv3_common_cfg_reg, | ||||
| 			QUPV3_COMMON_CFG_FAST_SWITCH_TO_HIGH_DISABLE_BMSK); | ||||
|  | ||||
| 	/* HPG section 3.1.7.3 */ | ||||
| 	setbits32(&qupv3_common->qupv3_se_ahb_m_cfg_reg, | ||||
| 			QUPV3_SE_AHB_M_CFG_AHB_M_CLK_CGC_ON_BMSK); | ||||
| } | ||||
|  | ||||
| void qupv3_fw_init(void) | ||||
| { | ||||
| 	uint8_t i; | ||||
|  | ||||
| 	/* Turn on all QUP clocks */ | ||||
| 	for (i = 0; i < QUPV3_SE_MAX; i++) | ||||
| 		clock_enable_qup(i); | ||||
|  | ||||
| 	qup_common_init(QUP_WRAP0_BASE); | ||||
| 	qup_common_init(QUP_WRAP1_BASE); | ||||
| } | ||||
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