Adding upstream version 2.10.0+dfsg.upstream/2.10.0+dfsgupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 188 insertions, 0 deletions

diff --git a/include/drivers/raw_nand.h b/include/drivers/raw_nand.h
new file mode 100644
index 0000000..7152300
--- /dev/null
+++ b/include/drivers/raw_nand.h
@@ -0,0 +1,188 @@
+/*
+ * Copyright (c) 2019-2020, STMicroelectronics - All Rights Reserved
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef DRIVERS_RAW_NAND_H
+#define DRIVERS_RAW_NAND_H
+
+#include <cdefs.h>
+#include <stdint.h>
+
+#include <drivers/nand.h>
+
+/* NAND ONFI default value mode 0 in picosecond */
+#define NAND_TADL_MIN			400000UL
+#define NAND_TALH_MIN			20000UL
+#define NAND_TALS_MIN			50000UL
+#define NAND_TAR_MIN			25000UL
+#define NAND_TCCS_MIN			500000UL
+#define NAND_TCEA_MIN			100000UL
+#define NAND_TCEH_MIN			20000UL
+#define NAND_TCH_MIN			20000UL
+#define NAND_TCHZ_MAX			100000UL
+#define NAND_TCLH_MIN			20000UL
+#define NAND_TCLR_MIN			20000UL
+#define NAND_TCLS_MIN			50000UL
+#define NAND_TCOH_MIN			0UL
+#define NAND_TCS_MIN			70000UL
+#define NAND_TDH_MIN			20000UL
+#define NAND_TDS_MIN			40000UL
+#define NAND_TFEAT_MAX			1000000UL
+#define NAND_TIR_MIN			10000UL
+#define NAND_TITC_MIN			1000000UL
+#define NAND_TR_MAX			200000000UL
+#define NAND_TRC_MIN			100000UL
+#define NAND_TREA_MAX			40000UL
+#define NAND_TREH_MIN			30000UL
+#define NAND_TRHOH_MIN			0UL
+#define NAND_TRHW_MIN			200000UL
+#define NAND_TRHZ_MAX			200000UL
+#define NAND_TRLOH_MIN			0UL
+#define NAND_TRP_MIN			50000UL
+#define NAND_TRR_MIN			40000UL
+#define NAND_TRST_MAX			250000000000ULL
+#define NAND_TWB_MAX			200000UL
+#define NAND_TWC_MIN			100000UL
+#define NAND_TWH_MIN			30000UL
+#define NAND_TWHR_MIN			120000UL
+#define NAND_TWP_MIN			50000UL
+#define NAND_TWW_MIN			100000UL
+
+/* NAND request types */
+#define NAND_REQ_CMD			0x0000U
+#define NAND_REQ_ADDR			0x1000U
+#define NAND_REQ_DATAIN			0x2000U
+#define NAND_REQ_DATAOUT		0x3000U
+#define NAND_REQ_WAIT			0x4000U
+#define NAND_REQ_MASK			GENMASK(14, 12)
+#define NAND_REQ_BUS_WIDTH_8		BIT(15)
+
+#define PARAM_PAGE_SIZE			256
+
+/* NAND ONFI commands */
+#define NAND_CMD_READ_1ST		0x00U
+#define NAND_CMD_CHANGE_1ST		0x05U
+#define NAND_CMD_READID_SIG_ADDR	0x20U
+#define NAND_CMD_READ_2ND		0x30U
+#define NAND_CMD_STATUS			0x70U
+#define NAND_CMD_READID			0x90U
+#define NAND_CMD_CHANGE_2ND		0xE0U
+#define NAND_CMD_READ_PARAM_PAGE	0xECU
+#define NAND_CMD_RESET			0xFFU
+
+#define ONFI_REV_21			BIT(3)
+#define ONFI_FEAT_BUS_WIDTH_16		BIT(0)
+#define ONFI_FEAT_EXTENDED_PARAM	BIT(7)
+
+/* NAND ECC type */
+#define NAND_ECC_NONE			U(0)
+#define NAND_ECC_HW			U(1)
+#define NAND_ECC_ONDIE			U(2)
+
+/* NAND bus width */
+#define NAND_BUS_WIDTH_8		U(0)
+#define NAND_BUS_WIDTH_16		U(1)
+
+struct nand_req {
+	struct nand_device *nand;
+	uint16_t type;
+	uint8_t *addr;
+	unsigned int length;
+	unsigned int delay_ms;
+	unsigned int inst_delay;
+};
+
+struct nand_param_page {
+	/* Rev information and feature block */
+	uint32_t page_sig;
+	uint16_t rev;
+	uint16_t features;
+	uint16_t opt_cmd;
+	uint8_t jtg;
+	uint8_t train_cmd;
+	uint16_t ext_param_length;
+	uint8_t nb_param_pages;
+	uint8_t reserved1[17];
+	/* Manufacturer information */
+	uint8_t manufacturer[12];
+	uint8_t model[20];
+	uint8_t manufacturer_id;
+	uint16_t data_code;
+	uint8_t reserved2[13];
+	/* Memory organization */
+	uint32_t bytes_per_page;
+	uint16_t spare_per_page;
+	uint32_t bytes_per_partial;
+	uint16_t spare_per_partial;
+	uint32_t num_pages_per_blk;
+	uint32_t num_blk_in_lun;
+	uint8_t num_lun;
+	uint8_t num_addr_cycles;
+	uint8_t bit_per_cell;
+	uint16_t max_bb_per_lun;
+	uint16_t blk_endur;
+	uint8_t valid_blk_begin;
+	uint16_t blk_enbur_valid;
+	uint8_t nb_prog_page;
+	uint8_t partial_prog_attr;
+	uint8_t nb_ecc_bits;
+	uint8_t plane_addr;
+	uint8_t mplanes_ops;
+	uint8_t ez_nand;
+	uint8_t reserved3[12];
+	/* Electrical parameters */
+	uint8_t io_pin_cap_max;
+	uint16_t sdr_timing_mode;
+	uint16_t sdr_prog_cache_timing;
+	uint16_t tprog;
+	uint16_t tbers;
+	uint16_t tr;
+	uint16_t tccs;
+	uint8_t nvddr_timing_mode;
+	uint8_t nvddr2_timing_mode;
+	uint8_t nvddr_features;
+	uint16_t clk_input_cap_typ;
+	uint16_t io_pin_cap_typ;
+	uint16_t input_pin_cap_typ;
+	uint8_t input_pin_cap_max;
+	uint8_t drv_strength_support;
+	uint16_t tr_max;
+	uint16_t tadl;
+	uint16_t tr_typ;
+	uint8_t reserved4[6];
+	/* Vendor block */
+	uint16_t vendor_revision;
+	uint8_t vendor[88];
+	uint16_t crc16;
+} __packed;
+
+struct nand_ctrl_ops {
+	int (*exec)(struct nand_req *req);
+	void (*setup)(struct nand_device *nand);
+};
+
+struct rawnand_device {
+	struct nand_device *nand_dev;
+	const struct nand_ctrl_ops *ops;
+};
+
+int nand_raw_init(unsigned long long *size, unsigned int *erase_size);
+int nand_wait_ready(unsigned int delay_ms);
+int nand_read_page_cmd(unsigned int page, unsigned int offset,
+		       uintptr_t buffer, unsigned int len);
+int nand_change_read_column_cmd(unsigned int offset, uintptr_t buffer,
+				unsigned int len);
+void nand_raw_ctrl_init(const struct nand_ctrl_ops *ops);
+
+/*
+ * Platform can implement this to override default raw NAND instance
+ * configuration.
+ *
+ * @device: target raw NAND instance.
+ * Return 0 on success, negative value otherwise.
+ */
+int plat_get_raw_nand_data(struct rawnand_device *device);
+
+#endif	/* DRIVERS_RAW_NAND_H */