spifi              64 drivers/mtd/spi-nor/nxp-spifi.c static int nxp_spifi_wait_for_cmd(struct nxp_spifi *spifi)
spifi              69 drivers/mtd/spi-nor/nxp-spifi.c 	ret = readb_poll_timeout(spifi->io_base + SPIFI_STAT, stat,
spifi              72 drivers/mtd/spi-nor/nxp-spifi.c 		dev_warn(spifi->dev, "command timed out\n");
spifi              77 drivers/mtd/spi-nor/nxp-spifi.c static int nxp_spifi_reset(struct nxp_spifi *spifi)
spifi              82 drivers/mtd/spi-nor/nxp-spifi.c 	writel(SPIFI_STAT_RESET, spifi->io_base + SPIFI_STAT);
spifi              83 drivers/mtd/spi-nor/nxp-spifi.c 	ret = readb_poll_timeout(spifi->io_base + SPIFI_STAT, stat,
spifi              86 drivers/mtd/spi-nor/nxp-spifi.c 		dev_warn(spifi->dev, "state reset timed out\n");
spifi              91 drivers/mtd/spi-nor/nxp-spifi.c static int nxp_spifi_set_memory_mode_off(struct nxp_spifi *spifi)
spifi              95 drivers/mtd/spi-nor/nxp-spifi.c 	if (!spifi->memory_mode)
spifi              98 drivers/mtd/spi-nor/nxp-spifi.c 	ret = nxp_spifi_reset(spifi);
spifi             100 drivers/mtd/spi-nor/nxp-spifi.c 		dev_err(spifi->dev, "unable to enter command mode\n");
spifi             102 drivers/mtd/spi-nor/nxp-spifi.c 		spifi->memory_mode = false;
spifi             107 drivers/mtd/spi-nor/nxp-spifi.c static int nxp_spifi_set_memory_mode_on(struct nxp_spifi *spifi)
spifi             112 drivers/mtd/spi-nor/nxp-spifi.c 	if (spifi->memory_mode)
spifi             115 drivers/mtd/spi-nor/nxp-spifi.c 	writel(spifi->mcmd, spifi->io_base + SPIFI_MCMD);
spifi             116 drivers/mtd/spi-nor/nxp-spifi.c 	ret = readb_poll_timeout(spifi->io_base + SPIFI_STAT, stat,
spifi             119 drivers/mtd/spi-nor/nxp-spifi.c 		dev_err(spifi->dev, "unable to enter memory mode\n");
spifi             121 drivers/mtd/spi-nor/nxp-spifi.c 		spifi->memory_mode = true;
spifi             128 drivers/mtd/spi-nor/nxp-spifi.c 	struct nxp_spifi *spifi = nor->priv;
spifi             132 drivers/mtd/spi-nor/nxp-spifi.c 	ret = nxp_spifi_set_memory_mode_off(spifi);
spifi             140 drivers/mtd/spi-nor/nxp-spifi.c 	writel(cmd, spifi->io_base + SPIFI_CMD);
spifi             143 drivers/mtd/spi-nor/nxp-spifi.c 		*buf++ = readb(spifi->io_base + SPIFI_DATA);
spifi             145 drivers/mtd/spi-nor/nxp-spifi.c 	return nxp_spifi_wait_for_cmd(spifi);
spifi             150 drivers/mtd/spi-nor/nxp-spifi.c 	struct nxp_spifi *spifi = nor->priv;
spifi             154 drivers/mtd/spi-nor/nxp-spifi.c 	ret = nxp_spifi_set_memory_mode_off(spifi);
spifi             163 drivers/mtd/spi-nor/nxp-spifi.c 	writel(cmd, spifi->io_base + SPIFI_CMD);
spifi             166 drivers/mtd/spi-nor/nxp-spifi.c 		writeb(*buf++, spifi->io_base + SPIFI_DATA);
spifi             168 drivers/mtd/spi-nor/nxp-spifi.c 	return nxp_spifi_wait_for_cmd(spifi);
spifi             174 drivers/mtd/spi-nor/nxp-spifi.c 	struct nxp_spifi *spifi = nor->priv;
spifi             177 drivers/mtd/spi-nor/nxp-spifi.c 	ret = nxp_spifi_set_memory_mode_on(spifi);
spifi             181 drivers/mtd/spi-nor/nxp-spifi.c 	memcpy_fromio(buf, spifi->flash_base + from, len);
spifi             189 drivers/mtd/spi-nor/nxp-spifi.c 	struct nxp_spifi *spifi = nor->priv;
spifi             194 drivers/mtd/spi-nor/nxp-spifi.c 	ret = nxp_spifi_set_memory_mode_off(spifi);
spifi             198 drivers/mtd/spi-nor/nxp-spifi.c 	writel(to, spifi->io_base + SPIFI_ADDR);
spifi             204 drivers/mtd/spi-nor/nxp-spifi.c 	      SPIFI_CMD_FRAMEFORM(spifi->nor.addr_width + 1);
spifi             205 drivers/mtd/spi-nor/nxp-spifi.c 	writel(cmd, spifi->io_base + SPIFI_CMD);
spifi             208 drivers/mtd/spi-nor/nxp-spifi.c 		writeb(buf[i], spifi->io_base + SPIFI_DATA);
spifi             210 drivers/mtd/spi-nor/nxp-spifi.c 	ret = nxp_spifi_wait_for_cmd(spifi);
spifi             219 drivers/mtd/spi-nor/nxp-spifi.c 	struct nxp_spifi *spifi = nor->priv;
spifi             223 drivers/mtd/spi-nor/nxp-spifi.c 	ret = nxp_spifi_set_memory_mode_off(spifi);
spifi             227 drivers/mtd/spi-nor/nxp-spifi.c 	writel(offs, spifi->io_base + SPIFI_ADDR);
spifi             231 drivers/mtd/spi-nor/nxp-spifi.c 	      SPIFI_CMD_FRAMEFORM(spifi->nor.addr_width + 1);
spifi             232 drivers/mtd/spi-nor/nxp-spifi.c 	writel(cmd, spifi->io_base + SPIFI_CMD);
spifi             234 drivers/mtd/spi-nor/nxp-spifi.c 	return nxp_spifi_wait_for_cmd(spifi);
spifi             237 drivers/mtd/spi-nor/nxp-spifi.c static int nxp_spifi_setup_memory_cmd(struct nxp_spifi *spifi)
spifi             239 drivers/mtd/spi-nor/nxp-spifi.c 	switch (spifi->nor.read_proto) {
spifi             241 drivers/mtd/spi-nor/nxp-spifi.c 		spifi->mcmd = SPIFI_CMD_FIELDFORM_ALL_SERIAL;
spifi             245 drivers/mtd/spi-nor/nxp-spifi.c 		spifi->mcmd = SPIFI_CMD_FIELDFORM_QUAD_DUAL_DATA;
spifi             248 drivers/mtd/spi-nor/nxp-spifi.c 		dev_err(spifi->dev, "unsupported SPI read mode\n");
spifi             253 drivers/mtd/spi-nor/nxp-spifi.c 	if (spifi->nor.addr_width < 1 || spifi->nor.addr_width > 4)
spifi             256 drivers/mtd/spi-nor/nxp-spifi.c 	spifi->mcmd |= SPIFI_CMD_OPCODE(spifi->nor.read_opcode) |
spifi             257 drivers/mtd/spi-nor/nxp-spifi.c 		       SPIFI_CMD_INTLEN(spifi->nor.read_dummy / 8) |
spifi             258 drivers/mtd/spi-nor/nxp-spifi.c 		       SPIFI_CMD_FRAMEFORM(spifi->nor.addr_width + 1);
spifi             269 drivers/mtd/spi-nor/nxp-spifi.c static int nxp_spifi_setup_flash(struct nxp_spifi *spifi,
spifi             292 drivers/mtd/spi-nor/nxp-spifi.c 			dev_err(spifi->dev, "unsupported rx-bus-width\n");
spifi             326 drivers/mtd/spi-nor/nxp-spifi.c 		dev_err(spifi->dev, "only mode 0 and 3 supported\n");
spifi             330 drivers/mtd/spi-nor/nxp-spifi.c 	writel(ctrl, spifi->io_base + SPIFI_CTRL);
spifi             332 drivers/mtd/spi-nor/nxp-spifi.c 	spifi->nor.dev   = spifi->dev;
spifi             333 drivers/mtd/spi-nor/nxp-spifi.c 	spi_nor_set_flash_node(&spifi->nor, np);
spifi             334 drivers/mtd/spi-nor/nxp-spifi.c 	spifi->nor.priv  = spifi;
spifi             335 drivers/mtd/spi-nor/nxp-spifi.c 	spifi->nor.read  = nxp_spifi_read;
spifi             336 drivers/mtd/spi-nor/nxp-spifi.c 	spifi->nor.write = nxp_spifi_write;
spifi             337 drivers/mtd/spi-nor/nxp-spifi.c 	spifi->nor.erase = nxp_spifi_erase;
spifi             338 drivers/mtd/spi-nor/nxp-spifi.c 	spifi->nor.read_reg  = nxp_spifi_read_reg;
spifi             339 drivers/mtd/spi-nor/nxp-spifi.c 	spifi->nor.write_reg = nxp_spifi_write_reg;
spifi             350 drivers/mtd/spi-nor/nxp-spifi.c 	nxp_spifi_dummy_id_read(&spifi->nor);
spifi             352 drivers/mtd/spi-nor/nxp-spifi.c 	ret = spi_nor_scan(&spifi->nor, NULL, &hwcaps);
spifi             354 drivers/mtd/spi-nor/nxp-spifi.c 		dev_err(spifi->dev, "device scan failed\n");
spifi             358 drivers/mtd/spi-nor/nxp-spifi.c 	ret = nxp_spifi_setup_memory_cmd(spifi);
spifi             360 drivers/mtd/spi-nor/nxp-spifi.c 		dev_err(spifi->dev, "memory command setup failed\n");
spifi             364 drivers/mtd/spi-nor/nxp-spifi.c 	ret = mtd_device_register(&spifi->nor.mtd, NULL, 0);
spifi             366 drivers/mtd/spi-nor/nxp-spifi.c 		dev_err(spifi->dev, "mtd device parse failed\n");
spifi             376 drivers/mtd/spi-nor/nxp-spifi.c 	struct nxp_spifi *spifi;
spifi             380 drivers/mtd/spi-nor/nxp-spifi.c 	spifi = devm_kzalloc(&pdev->dev, sizeof(*spifi), GFP_KERNEL);
spifi             381 drivers/mtd/spi-nor/nxp-spifi.c 	if (!spifi)
spifi             385 drivers/mtd/spi-nor/nxp-spifi.c 	spifi->io_base = devm_ioremap_resource(&pdev->dev, res);
spifi             386 drivers/mtd/spi-nor/nxp-spifi.c 	if (IS_ERR(spifi->io_base))
spifi             387 drivers/mtd/spi-nor/nxp-spifi.c 		return PTR_ERR(spifi->io_base);
spifi             390 drivers/mtd/spi-nor/nxp-spifi.c 	spifi->flash_base = devm_ioremap_resource(&pdev->dev, res);
spifi             391 drivers/mtd/spi-nor/nxp-spifi.c 	if (IS_ERR(spifi->flash_base))
spifi             392 drivers/mtd/spi-nor/nxp-spifi.c 		return PTR_ERR(spifi->flash_base);
spifi             394 drivers/mtd/spi-nor/nxp-spifi.c 	spifi->clk_spifi = devm_clk_get(&pdev->dev, "spifi");
spifi             395 drivers/mtd/spi-nor/nxp-spifi.c 	if (IS_ERR(spifi->clk_spifi)) {
spifi             397 drivers/mtd/spi-nor/nxp-spifi.c 		return PTR_ERR(spifi->clk_spifi);
spifi             400 drivers/mtd/spi-nor/nxp-spifi.c 	spifi->clk_reg = devm_clk_get(&pdev->dev, "reg");
spifi             401 drivers/mtd/spi-nor/nxp-spifi.c 	if (IS_ERR(spifi->clk_reg)) {
spifi             403 drivers/mtd/spi-nor/nxp-spifi.c 		return PTR_ERR(spifi->clk_reg);
spifi             406 drivers/mtd/spi-nor/nxp-spifi.c 	ret = clk_prepare_enable(spifi->clk_reg);
spifi             412 drivers/mtd/spi-nor/nxp-spifi.c 	ret = clk_prepare_enable(spifi->clk_spifi);
spifi             418 drivers/mtd/spi-nor/nxp-spifi.c 	spifi->dev = &pdev->dev;
spifi             419 drivers/mtd/spi-nor/nxp-spifi.c 	platform_set_drvdata(pdev, spifi);
spifi             422 drivers/mtd/spi-nor/nxp-spifi.c 	nxp_spifi_reset(spifi);
spifi             423 drivers/mtd/spi-nor/nxp-spifi.c 	writel(0, spifi->io_base + SPIFI_IDATA);
spifi             424 drivers/mtd/spi-nor/nxp-spifi.c 	writel(0, spifi->io_base + SPIFI_MCMD);
spifi             425 drivers/mtd/spi-nor/nxp-spifi.c 	nxp_spifi_reset(spifi);
spifi             434 drivers/mtd/spi-nor/nxp-spifi.c 	ret = nxp_spifi_setup_flash(spifi, flash_np);
spifi             444 drivers/mtd/spi-nor/nxp-spifi.c 	clk_disable_unprepare(spifi->clk_spifi);
spifi             446 drivers/mtd/spi-nor/nxp-spifi.c 	clk_disable_unprepare(spifi->clk_reg);
spifi             452 drivers/mtd/spi-nor/nxp-spifi.c 	struct nxp_spifi *spifi = platform_get_drvdata(pdev);
spifi             454 drivers/mtd/spi-nor/nxp-spifi.c 	mtd_device_unregister(&spifi->nor.mtd);
spifi             455 drivers/mtd/spi-nor/nxp-spifi.c 	clk_disable_unprepare(spifi->clk_spifi);
spifi             456 drivers/mtd/spi-nor/nxp-spifi.c 	clk_disable_unprepare(spifi->clk_reg);