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-rw-r--r--drivers/Kconfig2
-rw-r--r--drivers/fpga/Kconfig20
-rw-r--r--drivers/fpga/Makefile1
-rw-r--r--drivers/fpga/xilinx.c6
-rw-r--r--drivers/fpga/zynqmppl.c238
-rw-r--r--drivers/mtd/spi/sandbox.c5
-rw-r--r--drivers/mtd/spi/sf_internal.h41
-rw-r--r--drivers/mtd/spi/sf_params.c200
-rw-r--r--drivers/mtd/spi/spi_flash.c36
-rw-r--r--drivers/spi/Kconfig14
-rw-r--r--drivers/spi/cadence_qspi.c2
-rw-r--r--drivers/spi/ich.c6
-rw-r--r--drivers/spi/spi-uclass.c11
-rw-r--r--drivers/spi/ti_qspi.c52
-rw-r--r--drivers/spi/zynq_spi.c9
15 files changed, 448 insertions, 195 deletions
diff --git a/drivers/Kconfig b/drivers/Kconfig
index 4f84469955..4c555a0c1f 100644
--- a/drivers/Kconfig
+++ b/drivers/Kconfig
@@ -20,6 +20,8 @@ source "drivers/dfu/Kconfig"
source "drivers/dma/Kconfig"
+source "drivers/fpga/Kconfig"
+
source "drivers/gpio/Kconfig"
source "drivers/hwmon/Kconfig"
diff --git a/drivers/fpga/Kconfig b/drivers/fpga/Kconfig
new file mode 100644
index 0000000000..f3f6bf7f67
--- /dev/null
+++ b/drivers/fpga/Kconfig
@@ -0,0 +1,20 @@
+menu "FPGA support"
+
+config FPGA
+ bool
+
+config FPGA_XILINX
+ bool "Enable Xilinx FPGA drivers"
+ select FPGA
+ help
+ Enable Xilinx FPGA specific functions which includes bitstream
+ (in BIT format), fpga and device validation.
+
+config FPGA_ZYNQMPPL
+ bool "Enable Xilinx FPGA driver for ZynqMP"
+ depends on FPGA_XILINX
+ help
+ Enable FPGA driver for loading bitstream in BIT and BIN format
+ on Xilinx Zynq UltraScale+ (ZynqMP) device.
+
+endmenu
diff --git a/drivers/fpga/Makefile b/drivers/fpga/Makefile
index fec3fecbdf..777706f186 100644
--- a/drivers/fpga/Makefile
+++ b/drivers/fpga/Makefile
@@ -10,6 +10,7 @@ obj-$(CONFIG_FPGA_SPARTAN2) += spartan2.o
obj-$(CONFIG_FPGA_SPARTAN3) += spartan3.o
obj-$(CONFIG_FPGA_VIRTEX2) += virtex2.o
obj-$(CONFIG_FPGA_ZYNQPL) += zynqpl.o
+obj-$(CONFIG_FPGA_ZYNQMPPL) += zynqmppl.o
obj-$(CONFIG_FPGA_XILINX) += xilinx.o
obj-$(CONFIG_FPGA_LATTICE) += ivm_core.o lattice.o
ifdef CONFIG_FPGA_ALTERA
diff --git a/drivers/fpga/xilinx.c b/drivers/fpga/xilinx.c
index d459a2f7a5..2cd0104d8b 100644
--- a/drivers/fpga/xilinx.c
+++ b/drivers/fpga/xilinx.c
@@ -199,6 +199,9 @@ int xilinx_info(xilinx_desc *desc)
case xilinx_zynq:
printf("Zynq PL\n");
break;
+ case xilinx_zynqmp:
+ printf("ZynqMP PL\n");
+ break;
/* Add new family types here */
default:
printf ("Unknown family type, %d\n", desc->family);
@@ -227,6 +230,9 @@ int xilinx_info(xilinx_desc *desc)
case devcfg:
printf("Device configuration interface (Zynq)\n");
break;
+ case csu_dma:
+ printf("csu_dma configuration interface (ZynqMP)\n");
+ break;
/* Add new interface types here */
default:
printf ("Unsupported interface type, %d\n", desc->iface);
diff --git a/drivers/fpga/zynqmppl.c b/drivers/fpga/zynqmppl.c
new file mode 100644
index 0000000000..23039c3eb2
--- /dev/null
+++ b/drivers/fpga/zynqmppl.c
@@ -0,0 +1,238 @@
+/*
+ * (C) Copyright 2015 - 2016, Xilinx, Inc,
+ * Michal Simek <michal.simek@xilinx.com>
+ * Siva Durga Prasad <siva.durga.paladugu@xilinx.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0
+ */
+
+#include <console.h>
+#include <common.h>
+#include <zynqmppl.h>
+#include <linux/sizes.h>
+
+#define DUMMY_WORD 0xffffffff
+
+/* Xilinx binary format header */
+static const u32 bin_format[] = {
+ DUMMY_WORD, /* Dummy words */
+ DUMMY_WORD,
+ DUMMY_WORD,
+ DUMMY_WORD,
+ DUMMY_WORD,
+ DUMMY_WORD,
+ DUMMY_WORD,
+ DUMMY_WORD,
+ DUMMY_WORD,
+ DUMMY_WORD,
+ DUMMY_WORD,
+ DUMMY_WORD,
+ DUMMY_WORD,
+ DUMMY_WORD,
+ DUMMY_WORD,
+ DUMMY_WORD,
+ 0x000000bb, /* Sync word */
+ 0x11220044, /* Sync word */
+ DUMMY_WORD,
+ DUMMY_WORD,
+ 0xaa995566, /* Sync word */
+};
+
+#define SWAP_NO 1
+#define SWAP_DONE 2
+
+/*
+ * Load the whole word from unaligned buffer
+ * Keep in your mind that it is byte loading on little-endian system
+ */
+static u32 load_word(const void *buf, u32 swap)
+{
+ u32 word = 0;
+ u8 *bitc = (u8 *)buf;
+ int p;
+
+ if (swap == SWAP_NO) {
+ for (p = 0; p < 4; p++) {
+ word <<= 8;
+ word |= bitc[p];
+ }
+ } else {
+ for (p = 3; p >= 0; p--) {
+ word <<= 8;
+ word |= bitc[p];
+ }
+ }
+
+ return word;
+}
+
+static u32 check_header(const void *buf)
+{
+ u32 i, pattern;
+ int swap = SWAP_NO;
+ u32 *test = (u32 *)buf;
+
+ debug("%s: Let's check bitstream header\n", __func__);
+
+ /* Checking that passing bin is not a bitstream */
+ for (i = 0; i < ARRAY_SIZE(bin_format); i++) {
+ pattern = load_word(&test[i], swap);
+
+ /*
+ * Bitstreams in binary format are swapped
+ * compare to regular bistream.
+ * Do not swap dummy word but if swap is done assume
+ * that parsing buffer is binary format
+ */
+ if ((__swab32(pattern) != DUMMY_WORD) &&
+ (__swab32(pattern) == bin_format[i])) {
+ swap = SWAP_DONE;
+ debug("%s: data swapped - let's swap\n", __func__);
+ }
+
+ debug("%s: %d/%px: pattern %x/%x bin_format\n", __func__, i,
+ &test[i], pattern, bin_format[i]);
+ }
+ debug("%s: Found bitstream header at %px %s swapinng\n", __func__,
+ buf, swap == SWAP_NO ? "without" : "with");
+
+ return swap;
+}
+
+static void *check_data(u8 *buf, size_t bsize, u32 *swap)
+{
+ u32 word, p = 0; /* possition */
+
+ /* Because buf doesn't need to be aligned let's read it by chars */
+ for (p = 0; p < bsize; p++) {
+ word = load_word(&buf[p], SWAP_NO);
+ debug("%s: word %x %x/%px\n", __func__, word, p, &buf[p]);
+
+ /* Find the first bitstream dummy word */
+ if (word == DUMMY_WORD) {
+ debug("%s: Found dummy word at position %x/%px\n",
+ __func__, p, &buf[p]);
+ *swap = check_header(&buf[p]);
+ if (*swap) {
+ /* FIXME add full bitstream checking here */
+ return &buf[p];
+ }
+ }
+ /* Loop can be huge - support CTRL + C */
+ if (ctrlc())
+ return NULL;
+ }
+ return NULL;
+}
+
+static ulong zynqmp_align_dma_buffer(u32 *buf, u32 len, u32 swap)
+{
+ u32 *new_buf;
+ u32 i;
+
+ if ((ulong)buf != ALIGN((ulong)buf, ARCH_DMA_MINALIGN)) {
+ new_buf = (u32 *)ALIGN((ulong)buf, ARCH_DMA_MINALIGN);
+
+ /*
+ * This might be dangerous but permits to flash if
+ * ARCH_DMA_MINALIGN is greater than header size
+ */
+ if (new_buf > (u32 *)buf) {
+ debug("%s: Aligned buffer is after buffer start\n",
+ __func__);
+ new_buf -= ARCH_DMA_MINALIGN;
+ }
+ printf("%s: Align buffer at %px to %px(swap %d)\n", __func__,
+ buf, new_buf, swap);
+
+ for (i = 0; i < (len/4); i++)
+ new_buf[i] = load_word(&buf[i], swap);
+
+ buf = new_buf;
+ } else if (swap != SWAP_DONE) {
+ /* For bitstream which are aligned */
+ u32 *new_buf = (u32 *)buf;
+
+ printf("%s: Bitstream is not swapped(%d) - swap it\n", __func__,
+ swap);
+
+ for (i = 0; i < (len/4); i++)
+ new_buf[i] = load_word(&buf[i], swap);
+ }
+
+ return (ulong)buf;
+}
+
+static int zynqmp_validate_bitstream(xilinx_desc *desc, const void *buf,
+ size_t bsize, u32 blocksize, u32 *swap)
+{
+ ulong *buf_start;
+ ulong diff;
+
+ buf_start = check_data((u8 *)buf, blocksize, swap);
+
+ if (!buf_start)
+ return FPGA_FAIL;
+
+ /* Check if data is postpone from start */
+ diff = (ulong)buf_start - (ulong)buf;
+ if (diff) {
+ printf("%s: Bitstream is not validated yet (diff %lx)\n",
+ __func__, diff);
+ return FPGA_FAIL;
+ }
+
+ if ((ulong)buf < SZ_1M) {
+ printf("%s: Bitstream has to be placed up to 1MB (%px)\n",
+ __func__, buf);
+ return FPGA_FAIL;
+ }
+
+ return 0;
+}
+
+static int invoke_smc(ulong id, ulong reg0, ulong reg1, ulong reg2)
+{
+ struct pt_regs regs;
+ regs.regs[0] = id;
+ regs.regs[1] = reg0;
+ regs.regs[2] = reg1;
+ regs.regs[3] = reg2;
+
+ smc_call(&regs);
+
+ return regs.regs[0];
+}
+
+static int zynqmp_load(xilinx_desc *desc, const void *buf, size_t bsize,
+ bitstream_type bstype)
+{
+ u32 swap;
+ ulong bin_buf, flags;
+ int ret;
+
+ if (zynqmp_validate_bitstream(desc, buf, bsize, bsize, &swap))
+ return FPGA_FAIL;
+
+ bin_buf = zynqmp_align_dma_buffer((u32 *)buf, bsize, swap);
+
+ debug("%s called!\n", __func__);
+ flush_dcache_range(bin_buf, bin_buf + bsize);
+
+ if (bsize % 4)
+ bsize = bsize / 4 + 1;
+ else
+ bsize = bsize / 4;
+
+ flags = (u32)bsize | ((u64)bstype << 32);
+
+ ret = invoke_smc(ZYNQMP_SIP_SVC_PM_FPGA_LOAD, bin_buf, flags, 0);
+ if (ret)
+ debug("PL FPGA LOAD fail\n");
+
+ return ret;
+}
+
+struct xilinx_fpga_op zynqmp_op = {
+ .load = zynqmp_load,
+};
diff --git a/drivers/mtd/spi/sandbox.c b/drivers/mtd/spi/sandbox.c
index 53470b90ce..f59134ff92 100644
--- a/drivers/mtd/spi/sandbox.c
+++ b/drivers/mtd/spi/sandbox.c
@@ -292,10 +292,7 @@ static int sandbox_sf_process_cmd(struct sandbox_spi_flash *sbsf, const u8 *rx,
sbsf->data->nr_sectors;
} else if (sbsf->cmd == CMD_ERASE_4K && (flags & SECT_4K)) {
sbsf->erase_size = 4 << 10;
- } else if (sbsf->cmd == CMD_ERASE_32K && (flags & SECT_32K)) {
- sbsf->erase_size = 32 << 10;
- } else if (sbsf->cmd == CMD_ERASE_64K &&
- !(flags & (SECT_4K | SECT_32K))) {
+ } else if (sbsf->cmd == CMD_ERASE_64K && !(flags & SECT_4K)) {
sbsf->erase_size = 64 << 10;
} else {
debug(" cmd unknown: %#x\n", sbsf->cmd);
diff --git a/drivers/mtd/spi/sf_internal.h b/drivers/mtd/spi/sf_internal.h
index da2bb7b5d2..cde4cfbf2e 100644
--- a/drivers/mtd/spi/sf_internal.h
+++ b/drivers/mtd/spi/sf_internal.h
@@ -20,34 +20,6 @@ enum spi_dual_flash {
SF_DUAL_PARALLEL_FLASH = BIT(1),
};
-/* Enum list - Full read commands */
-enum spi_read_cmds {
- ARRAY_SLOW = BIT(0),
- ARRAY_FAST = BIT(1),
- DUAL_OUTPUT_FAST = BIT(2),
- QUAD_OUTPUT_FAST = BIT(3),
- DUAL_IO_FAST = BIT(4),
- QUAD_IO_FAST = BIT(5),
-};
-
-/* Normal - Extended - Full command set */
-#define RD_NORM (ARRAY_SLOW | ARRAY_FAST)
-#define RD_EXTN (RD_NORM | DUAL_OUTPUT_FAST | DUAL_IO_FAST)
-#define RD_FULL (RD_EXTN | QUAD_OUTPUT_FAST | QUAD_IO_FAST)
-
-/* sf param flags */
-enum {
-#ifndef CONFIG_SPI_FLASH_USE_4K_SECTORS
- SECT_4K = 0,
-#else
- SECT_4K = BIT(0),
-#endif
- SECT_32K = BIT(1),
- E_FSR = BIT(2),
- SST_WR = BIT(3),
- WR_QPP = BIT(4),
-};
-
enum spi_nor_option_flags {
SNOR_F_SST_WR = BIT(0),
SNOR_F_USE_FSR = BIT(1),
@@ -67,7 +39,6 @@ enum spi_nor_option_flags {
/* Erase commands */
#define CMD_ERASE_4K 0x20
-#define CMD_ERASE_32K 0x52
#define CMD_ERASE_CHIP 0xc7
#define CMD_ERASE_64K 0xd8
@@ -141,7 +112,6 @@ int sst_write_bp(struct spi_flash *flash, u32 offset, size_t len,
* @sector_size: Isn't necessarily a sector size from vendor,
* the size listed here is what works with CMD_ERASE_64K
* @nr_sectors: No.of sectors on this device
- * @e_rd_cmd: Enum list for read commands
* @flags: Important param, for flash specific behaviour
*/
struct spi_flash_params {
@@ -150,8 +120,17 @@ struct spi_flash_params {
u16 ext_jedec;
u32 sector_size;
u32 nr_sectors;
- u8 e_rd_cmd;
+
u16 flags;
+#define SECT_4K BIT(0)
+#define E_FSR BIT(1)
+#define SST_WR BIT(2)
+#define WR_QPP BIT(3)
+#define RD_QUAD BIT(4)
+#define RD_DUAL BIT(5)
+#define RD_QUADIO BIT(6)
+#define RD_DUALIO BIT(7)
+#define RD_FULL (RD_QUAD | RD_DUAL | RD_QUADIO | RD_DUALIO)
};
extern const struct spi_flash_params spi_flash_params_table[];
diff --git a/drivers/mtd/spi/sf_params.c b/drivers/mtd/spi/sf_params.c
index 70ca236ace..5b50114dda 100644
--- a/drivers/mtd/spi/sf_params.c
+++ b/drivers/mtd/spi/sf_params.c
@@ -15,122 +15,122 @@
/* SPI/QSPI flash device params structure */
const struct spi_flash_params spi_flash_params_table[] = {
#ifdef CONFIG_SPI_FLASH_ATMEL /* ATMEL */
- {"AT45DB011D", 0x1f2200, 0x0, 64 * 1024, 4, RD_NORM, SECT_4K},
- {"AT45DB021D", 0x1f2300, 0x0, 64 * 1024, 8, RD_NORM, SECT_4K},
- {"AT45DB041D", 0x1f2400, 0x0, 64 * 1024, 8, RD_NORM, SECT_4K},
- {"AT45DB081D", 0x1f2500, 0x0, 64 * 1024, 16, RD_NORM, SECT_4K},
- {"AT45DB161D", 0x1f2600, 0x0, 64 * 1024, 32, RD_NORM, SECT_4K},
- {"AT45DB321D", 0x1f2700, 0x0, 64 * 1024, 64, RD_NORM, SECT_4K},
- {"AT45DB641D", 0x1f2800, 0x0, 64 * 1024, 128, RD_NORM, SECT_4K},
- {"AT25DF321A", 0x1f4701, 0x0, 64 * 1024, 64, RD_NORM, SECT_4K},
- {"AT25DF321", 0x1f4700, 0x0, 64 * 1024, 64, RD_NORM, SECT_4K},
- {"AT26DF081A", 0x1f4501, 0x0, 64 * 1024, 16, RD_NORM, SECT_4K},
+ {"AT45DB011D", 0x1f2200, 0x0, 64 * 1024, 4, SECT_4K},
+ {"AT45DB021D", 0x1f2300, 0x0, 64 * 1024, 8, SECT_4K},
+ {"AT45DB041D", 0x1f2400, 0x0, 64 * 1024, 8, SECT_4K},
+ {"AT45DB081D", 0x1f2500, 0x0, 64 * 1024, 16, SECT_4K},
+ {"AT45DB161D", 0x1f2600, 0x0, 64 * 1024, 32, SECT_4K},
+ {"AT45DB321D", 0x1f2700, 0x0, 64 * 1024, 64, SECT_4K},
+ {"AT45DB641D", 0x1f2800, 0x0, 64 * 1024, 128, SECT_4K},
+ {"AT25DF321A", 0x1f4701, 0x0, 64 * 1024, 64, SECT_4K},
+ {"AT25DF321", 0x1f4700, 0x0, 64 * 1024, 64, SECT_4K},
+ {"AT26DF081A", 0x1f4501, 0x0, 64 * 1024, 16, SECT_4K},
#endif
#ifdef CONFIG_SPI_FLASH_EON /* EON */
- {"EN25Q32B", 0x1c3016, 0x0, 64 * 1024, 64, RD_NORM, 0},
- {"EN25Q64", 0x1c3017, 0x0, 64 * 1024, 128, RD_NORM, SECT_4K},
- {"EN25Q128B", 0x1c3018, 0x0, 64 * 1024, 256, RD_NORM, 0},
- {"EN25S64", 0x1c3817, 0x0, 64 * 1024, 128, RD_NORM, 0},
+ {"EN25Q32B", 0x1c3016, 0x0, 64 * 1024, 64, 0},
+ {"EN25Q64", 0x1c3017, 0x0, 64 * 1024, 128, SECT_4K},
+ {"EN25Q128B", 0x1c3018, 0x0, 64 * 1024, 256, 0},
+ {"EN25S64", 0x1c3817, 0x0, 64 * 1024, 128, 0},
#endif
#ifdef CONFIG_SPI_FLASH_GIGADEVICE /* GIGADEVICE */
- {"GD25Q64B", 0xc84017, 0x0, 64 * 1024, 128, RD_NORM, SECT_4K},
- {"GD25LQ32", 0xc86016, 0x0, 64 * 1024, 64, RD_NORM, SECT_4K},
+ {"GD25Q64B", 0xc84017, 0x0, 64 * 1024, 128, SECT_4K},
+ {"GD25LQ32", 0xc86016, 0x0, 64 * 1024, 64, SECT_4K},
#endif
#ifdef CONFIG_SPI_FLASH_ISSI /* ISSI */
- {"IS25LP032", 0x9d6016, 0x0, 64 * 1024, 64, RD_NORM, 0},
- {"IS25LP064", 0x9d6017, 0x0, 64 * 1024, 128, RD_NORM, 0},
- {"IS25LP128", 0x9d6018, 0x0, 64 * 1024, 256, RD_NORM, 0},
+ {"IS25LP032", 0x9d6016, 0x0, 64 * 1024, 64, 0},
+ {"IS25LP064", 0x9d6017, 0x0, 64 * 1024, 128, 0},
+ {"IS25LP128", 0x9d6018, 0x0, 64 * 1024, 256, 0},
#endif
#ifdef CONFIG_SPI_FLASH_MACRONIX /* MACRONIX */
- {"MX25L2006E", 0xc22012, 0x0, 64 * 1024, 4, RD_NORM, 0},
- {"MX25L4005", 0xc22013, 0x0, 64 * 1024, 8, RD_NORM, 0},
- {"MX25L8005", 0xc22014, 0x0, 64 * 1024, 16, RD_NORM, 0},
- {"MX25L1605D", 0xc22015, 0x0, 64 * 1024, 32, RD_NORM, 0},
- {"MX25L3205D", 0xc22016, 0x0, 64 * 1024, 64, RD_NORM, 0},
- {"MX25L6405D", 0xc22017, 0x0, 64 * 1024, 128, RD_NORM, 0},
- {"MX25L12805", 0xc22018, 0x0, 64 * 1024, 256, RD_FULL, WR_QPP},
- {"MX25L25635F", 0xc22019, 0x0, 64 * 1024, 512, RD_FULL, WR_QPP},
- {"MX25L51235F", 0xc2201a, 0x0, 64 * 1024, 1024, RD_FULL, WR_QPP},
- {"MX25L12855E", 0xc22618, 0x0, 64 * 1024, 256, RD_FULL, WR_QPP},
+ {"MX25L2006E", 0xc22012, 0x0, 64 * 1024, 4, 0},
+ {"MX25L4005", 0xc22013, 0x0, 64 * 1024, 8, 0},
+ {"MX25L8005", 0xc22014, 0x0, 64 * 1024, 16, 0},
+ {"MX25L1605D", 0xc22015, 0x0, 64 * 1024, 32, 0},
+ {"MX25L3205D", 0xc22016, 0x0, 64 * 1024, 64, 0},
+ {"MX25L6405D", 0xc22017, 0x0, 64 * 1024, 128, 0},
+ {"MX25L12805", 0xc22018, 0x0, 64 * 1024, 256, RD_FULL | WR_QPP},
+ {"MX25L25635F", 0xc22019, 0x0, 64 * 1024, 512, RD_FULL | WR_QPP},
+ {"MX25L51235F", 0xc2201a, 0x0, 64 * 1024, 1024, RD_FULL | WR_QPP},
+ {"MX25L12855E", 0xc22618, 0x0, 64 * 1024, 256, RD_FULL | WR_QPP},
#endif
#ifdef CONFIG_SPI_FLASH_SPANSION /* SPANSION */
- {"S25FL008A", 0x010213, 0x0, 64 * 1024, 16, RD_NORM, 0},
- {"S25FL016A", 0x010214, 0x0, 64 * 1024, 32, RD_NORM, 0},
- {"S25FL032A", 0x010215, 0x0, 64 * 1024, 64, RD_NORM, 0},
- {"S25FL064A", 0x010216, 0x0, 64 * 1024, 128, RD_NORM, 0},
- {"S25FL116K", 0x014015, 0x0, 64 * 1024, 128, RD_NORM, 0},
- {"S25FL164K", 0x014017, 0x0140, 64 * 1024, 128, RD_NORM, 0},
- {"S25FL128P_256K", 0x012018, 0x0300, 256 * 1024, 64, RD_FULL, WR_QPP},
- {"S25FL128P_64K", 0x012018, 0x0301, 64 * 1024, 256, RD_FULL, WR_QPP},
- {"S25FL032P", 0x010215, 0x4d00, 64 * 1024, 64, RD_FULL, WR_QPP},
- {"S25FL064P", 0x010216, 0x4d00, 64 * 1024, 128, RD_FULL, WR_QPP},
- {"S25FL128S_256K", 0x012018, 0x4d00, 256 * 1024, 64, RD_FULL, WR_QPP},
- {"S25FL128S_64K", 0x012018, 0x4d01, 64 * 1024, 256, RD_FULL, WR_QPP},
- {"S25FL256S_256K", 0x010219, 0x4d00, 256 * 1024, 128, RD_FULL, WR_QPP},
- {"S25FL256S_64K", 0x010219, 0x4d01, 64 * 1024, 512, RD_FULL, WR_QPP},
- {"S25FS512S", 0x010220, 0x4D00, 128 * 1024, 512, RD_FULL, WR_QPP},
- {"S25FL512S_256K", 0x010220, 0x4d00, 256 * 1024, 256, RD_FULL, WR_QPP},
- {"S25FL512S_64K", 0x010220, 0x4d01, 64 * 1024, 1024, RD_FULL, WR_QPP},
- {"S25FL512S_512K", 0x010220, 0x4f00, 256 * 1024, 256, RD_FULL, WR_QPP},
+ {"S25FL008A", 0x010213, 0x0, 64 * 1024, 16, 0},
+ {"S25FL016A", 0x010214, 0x0, 64 * 1024, 32, 0},
+ {"S25FL032A", 0x010215, 0x0, 64 * 1024, 64, 0},
+ {"S25FL064A", 0x010216, 0x0, 64 * 1024, 128, 0},
+ {"S25FL116K", 0x014015, 0x0, 64 * 1024, 128, 0},
+ {"S25FL164K", 0x014017, 0x0140, 64 * 1024, 128, 0},
+ {"S25FL128P_256K", 0x012018, 0x0300, 256 * 1024, 64, RD_FULL | WR_QPP},
+ {"S25FL128P_64K", 0x012018, 0x0301, 64 * 1024, 256, RD_FULL | WR_QPP},
+ {"S25FL032P", 0x010215, 0x4d00, 64 * 1024, 64, RD_FULL | WR_QPP},
+ {"S25FL064P", 0x010216, 0x4d00, 64 * 1024, 128, RD_FULL | WR_QPP},
+ {"S25FL128S_256K", 0x012018, 0x4d00, 256 * 1024, 64, RD_FULL | WR_QPP},
+ {"S25FL128S_64K", 0x012018, 0x4d01, 64 * 1024, 256, RD_FULL | WR_QPP},
+ {"S25FL256S_256K", 0x010219, 0x4d00, 256 * 1024, 128, RD_FULL | WR_QPP},
+ {"S25FL256S_64K", 0x010219, 0x4d01, 64 * 1024, 512, RD_FULL | WR_QPP},
+ {"S25FS512S", 0x010220, 0x4D00, 128 * 1024, 512, RD_FULL | WR_QPP},
+ {"S25FL512S_256K", 0x010220, 0x4d00, 256 * 1024, 256, RD_FULL | WR_QPP},
+ {"S25FL512S_64K", 0x010220, 0x4d01, 64 * 1024, 1024, RD_FULL | WR_QPP},
+ {"S25FL512S_512K", 0x010220, 0x4f00, 256 * 1024, 256, RD_FULL | WR_QPP},
#endif
#ifdef CONFIG_SPI_FLASH_STMICRO /* STMICRO */
- {"M25P10", 0x202011, 0x0, 32 * 1024, 4, RD_NORM, 0},
- {"M25P20", 0x202012, 0x0, 64 * 1024, 4, RD_NORM, 0},
- {"M25P40", 0x202013, 0x0, 64 * 1024, 8, RD_NORM, 0},
- {"M25P80", 0x202014, 0x0, 64 * 1024, 16, RD_NORM, 0},
- {"M25P16", 0x202015, 0x0, 64 * 1024, 32, RD_NORM, 0},
- {"M25PE16", 0x208015, 0x1000, 64 * 1024, 32, RD_NORM, 0},
- {"M25PX16", 0x207115, 0x1000, 64 * 1024, 32, RD_EXTN, 0},
- {"M25P32", 0x202016, 0x0, 64 * 1024, 64, RD_NORM, 0},
- {"M25P64", 0x202017, 0x0, 64 * 1024, 128, RD_NORM, 0},
- {"M25P128", 0x202018, 0x0, 256 * 1024, 64, RD_NORM, 0},
- {"M25PX64", 0x207117, 0x0, 64 * 1024, 128, RD_NORM, SECT_4K},
- {"N25Q016A", 0x20bb15, 0x0, 64 * 1024, 32, RD_NORM, SECT_4K},
- {"N25Q32", 0x20ba16, 0x0, 64 * 1024, 64, RD_FULL, WR_QPP | SECT_4K},
- {"N25Q32A", 0x20bb16, 0x0, 64 * 1024, 64, RD_FULL, WR_QPP | SECT_4K},
- {"N25Q64", 0x20ba17, 0x0, 64 * 1024, 128, RD_FULL, WR_QPP | SECT_4K},
- {"N25Q64A", 0x20bb17, 0x0, 64 * 1024, 128, RD_FULL, WR_QPP | SECT_4K},
- {"N25Q128", 0x20ba18, 0x0, 64 * 1024, 256, RD_FULL, WR_QPP},
- {"N25Q128A", 0x20bb18, 0x0, 64 * 1024, 256, RD_FULL, WR_QPP},
- {"N25Q256", 0x20ba19, 0x0, 64 * 1024, 512, RD_FULL, WR_QPP | SECT_4K},
- {"N25Q256A", 0x20bb19, 0x0, 64 * 1024, 512, RD_FULL, WR_QPP | SECT_4K},
- {"N25Q512", 0x20ba20, 0x0, 64 * 1024, 1024, RD_FULL, WR_QPP | E_FSR | SECT_4K},
- {"N25Q512A", 0x20bb20, 0x0, 64 * 1024, 1024, RD_FULL, WR_QPP | E_FSR | SECT_4K},
- {"N25Q1024", 0x20ba21, 0x0, 64 * 1024, 2048, RD_FULL, WR_QPP | E_FSR | SECT_4K},
- {"N25Q1024A", 0x20bb21, 0x0, 64 * 1024, 2048, RD_FULL, WR_QPP | E_FSR | SECT_4K},
+ {"M25P10", 0x202011, 0x0, 32 * 1024, 4, 0},
+ {"M25P20", 0x202012, 0x0, 64 * 1024, 4, 0},
+ {"M25P40", 0x202013, 0x0, 64 * 1024, 8, 0},
+ {"M25P80", 0x202014, 0x0, 64 * 1024, 16, 0},
+ {"M25P16", 0x202015, 0x0, 64 * 1024, 32, 0},
+ {"M25PE16", 0x208015, 0x1000, 64 * 1024, 32, 0},
+ {"M25PX16", 0x207115, 0x1000, 64 * 1024, 32, RD_QUAD | RD_DUAL},
+ {"M25P32", 0x202016, 0x0, 64 * 1024, 64, 0},
+ {"M25P64", 0x202017, 0x0, 64 * 1024, 128, 0},
+ {"M25P128", 0x202018, 0x0, 256 * 1024, 64, 0},
+ {"M25PX64", 0x207117, 0x0, 64 * 1024, 128, SECT_4K},
+ {"N25Q016A", 0x20bb15, 0x0, 64 * 1024, 32, SECT_4K},
+ {"N25Q32", 0x20ba16, 0x0, 64 * 1024, 64, RD_FULL | WR_QPP | SECT_4K},
+ {"N25Q32A", 0x20bb16, 0x0, 64 * 1024, 64, RD_FULL | WR_QPP | SECT_4K},
+ {"N25Q64", 0x20ba17, 0x0, 64 * 1024, 128, RD_FULL | WR_QPP | SECT_4K},
+ {"N25Q64A", 0x20bb17, 0x0, 64 * 1024, 128, RD_FULL | WR_QPP | SECT_4K},
+ {"N25Q128", 0x20ba18, 0x0, 64 * 1024, 256, RD_FULL | WR_QPP},
+ {"N25Q128A", 0x20bb18, 0x0, 64 * 1024, 256, RD_FULL | WR_QPP},
+ {"N25Q256", 0x20ba19, 0x0, 64 * 1024, 512, RD_FULL | WR_QPP | SECT_4K},
+ {"N25Q256A", 0x20bb19, 0x0, 64 * 1024, 512, RD_FULL | WR_QPP | SECT_4K},
+ {"N25Q512", 0x20ba20, 0x0, 64 * 1024, 1024, RD_FULL | WR_QPP | E_FSR | SECT_4K},
+ {"N25Q512A", 0x20bb20, 0x0, 64 * 1024, 1024, RD_FULL | WR_QPP | E_FSR | SECT_4K},
+ {"N25Q1024", 0x20ba21, 0x0, 64 * 1024, 2048, RD_FULL | WR_QPP | E_FSR | SECT_4K},
+ {"N25Q1024A", 0x20bb21, 0x0, 64 * 1024, 2048, RD_FULL | WR_QPP | E_FSR | SECT_4K},
#endif
#ifdef CONFIG_SPI_FLASH_SST /* SST */
- {"SST25VF040B", 0xbf258d, 0x0, 64 * 1024, 8, RD_NORM, SECT_4K | SST_WR},
- {"SST25VF080B", 0xbf258e, 0x0, 64 * 1024, 16, RD_NORM, SECT_4K | SST_WR},
- {"SST25VF016B", 0xbf2541, 0x0, 64 * 1024, 32, RD_NORM, SECT_4K | SST_WR},
- {"SST25VF032B", 0xbf254a, 0x0, 64 * 1024, 64, RD_NORM, SECT_4K | SST_WR},
- {"SST25VF064C", 0xbf254b, 0x0, 64 * 1024, 128, RD_NORM, SECT_4K},
- {"SST25WF512", 0xbf2501, 0x0, 64 * 1024, 1, RD_NORM, SECT_4K | SST_WR},
- {"SST25WF010", 0xbf2502, 0x0, 64 * 1024, 2, RD_NORM, SECT_4K | SST_WR},
- {"SST25WF020", 0xbf2503, 0x0, 64 * 1024, 4, RD_NORM, SECT_4K | SST_WR},
- {"SST25WF040", 0xbf2504, 0x0, 64 * 1024, 8, RD_NORM, SECT_4K | SST_WR},
- {"SST25WF040B", 0x621613, 0x0, 64 * 1024, 8, RD_NORM, SECT_4K},
- {"SST25WF080", 0xbf2505, 0x0, 64 * 1024, 16, RD_NORM, SECT_4K | SST_WR},
+ {"SST25VF040B", 0xbf258d, 0x0, 64 * 1024, 8, SECT_4K | SST_WR},
+ {"SST25VF080B", 0xbf258e, 0x0, 64 * 1024, 16, SECT_4K | SST_WR},
+ {"SST25VF016B", 0xbf2541, 0x0, 64 * 1024, 32, SECT_4K | SST_WR},
+ {"SST25VF032B", 0xbf254a, 0x0, 64 * 1024, 64, SECT_4K | SST_WR},
+ {"SST25VF064C", 0xbf254b, 0x0, 64 * 1024, 128, SECT_4K},
+ {"SST25WF512", 0xbf2501, 0x0, 64 * 1024, 1, SECT_4K | SST_WR},
+ {"SST25WF010", 0xbf2502, 0x0, 64 * 1024, 2, SECT_4K | SST_WR},
+ {"SST25WF020", 0xbf2503, 0x0, 64 * 1024, 4, SECT_4K | SST_WR},
+ {"SST25WF040", 0xbf2504, 0x0, 64 * 1024, 8, SECT_4K | SST_WR},
+ {"SST25WF040B", 0x621613, 0x0, 64 * 1024, 8, SECT_4K},
+ {"SST25WF080", 0xbf2505, 0x0, 64 * 1024, 16, SECT_4K | SST_WR},
#endif
#ifdef CONFIG_SPI_FLASH_WINBOND /* WINBOND */
- {"W25P80", 0xef2014, 0x0, 64 * 1024, 16, RD_NORM, 0},
- {"W25P16", 0xef2015, 0x0, 64 * 1024, 32, RD_NORM, 0},
- {"W25P32", 0xef2016, 0x0, 64 * 1024, 64, RD_NORM, 0},
- {"W25X40", 0xef3013, 0x0, 64 * 1024, 8, RD_NORM, SECT_4K},
- {"W25X16", 0xef3015, 0x0, 64 * 1024, 32, RD_NORM, SECT_4K},
- {"W25X32", 0xef3016, 0x0, 64 * 1024, 64, RD_NORM, SECT_4K},
- {"W25X64", 0xef3017, 0x0, 64 * 1024, 128, RD_NORM, SECT_4K},
- {"W25Q80BL", 0xef4014, 0x0, 64 * 1024, 16, RD_FULL, WR_QPP | SECT_4K},
- {"W25Q16CL", 0xef4015, 0x0, 64 * 1024, 32, RD_FULL, WR_QPP | SECT_4K},
- {"W25Q32BV", 0xef4016, 0x0, 64 * 1024, 64, RD_FULL, WR_QPP | SECT_4K},
- {"W25Q64CV", 0xef4017, 0x0, 64 * 1024, 128, RD_FULL, WR_QPP | SECT_4K},
- {"W25Q128BV", 0xef4018, 0x0, 64 * 1024, 256, RD_FULL, WR_QPP | SECT_4K},
- {"W25Q256", 0xef4019, 0x0, 64 * 1024, 512, RD_FULL, WR_QPP | SECT_4K},
- {"W25Q80BW", 0xef5014, 0x0, 64 * 1024, 16, RD_FULL, WR_QPP | SECT_4K},
- {"W25Q16DW", 0xef6015, 0x0, 64 * 1024, 32, RD_FULL, WR_QPP | SECT_4K},
- {"W25Q32DW", 0xef6016, 0x0, 64 * 1024, 64, RD_FULL, WR_QPP | SECT_4K},
- {"W25Q64DW", 0xef6017, 0x0, 64 * 1024, 128, RD_FULL, WR_QPP | SECT_4K},
- {"W25Q128FW", 0xef6018, 0x0, 64 * 1024, 256, RD_FULL, WR_QPP | SECT_4K},
+ {"W25P80", 0xef2014, 0x0, 64 * 1024, 16, 0},
+ {"W25P16", 0xef2015, 0x0, 64 * 1024, 32, 0},
+ {"W25P32", 0xef2016, 0x0, 64 * 1024, 64, 0},
+ {"W25X40", 0xef3013, 0x0, 64 * 1024, 8, SECT_4K},
+ {"W25X16", 0xef3015, 0x0, 64 * 1024, 32, SECT_4K},
+ {"W25X32", 0xef3016, 0x0, 64 * 1024, 64, SECT_4K},
+ {"W25X64", 0xef3017, 0x0, 64 * 1024, 128, SECT_4K},
+ {"W25Q80BL", 0xef4014, 0x0, 64 * 1024, 16, RD_FULL | WR_QPP | SECT_4K},
+ {"W25Q16CL", 0xef4015, 0x0, 64 * 1024, 32, RD_FULL | WR_QPP | SECT_4K},
+ {"W25Q32BV", 0xef4016, 0x0, 64 * 1024, 64, RD_FULL | WR_QPP | SECT_4K},
+ {"W25Q64CV", 0xef4017, 0x0, 64 * 1024, 128, RD_FULL | WR_QPP | SECT_4K},
+ {"W25Q128BV", 0xef4018, 0x0, 64 * 1024, 256, RD_FULL | WR_QPP | SECT_4K},
+ {"W25Q256", 0xef4019, 0x0, 64 * 1024, 512, RD_FULL | WR_QPP | SECT_4K},
+ {"W25Q80BW", 0xef5014, 0x0, 64 * 1024, 16, RD_FULL | WR_QPP | SECT_4K},
+ {"W25Q16DW", 0xef6015, 0x0, 64 * 1024, 32, RD_FULL | WR_QPP | SECT_4K},
+ {"W25Q32DW", 0xef6016, 0x0, 64 * 1024, 64, RD_FULL | WR_QPP | SECT_4K},
+ {"W25Q64DW", 0xef6017, 0x0, 64 * 1024, 128, RD_FULL | WR_QPP | SECT_4K},
+ {"W25Q128FW", 0xef6018, 0x0, 64 * 1024, 256, RD_FULL | WR_QPP | SECT_4K},
#endif
{}, /* Empty entry to terminate the list */
/*
diff --git a/drivers/mtd/spi/spi_flash.c b/drivers/mtd/spi/spi_flash.c
index 64d4e0f947..7f6e9ae23e 100644
--- a/drivers/mtd/spi/spi_flash.c
+++ b/drivers/mtd/spi/spi_flash.c
@@ -1013,15 +1013,8 @@ int spi_flash_scan(struct spi_flash *flash)
struct spi_slave *spi = flash->spi;
const struct spi_flash_params *params;
u16 jedec, ext_jedec;
- u8 cmd, idcode[5];
+ u8 idcode[5];
int ret;
- static u8 spi_read_cmds_array[] = {
- CMD_READ_ARRAY_SLOW,
- CMD_READ_ARRAY_FAST,
- CMD_READ_DUAL_OUTPUT_FAST,
- CMD_READ_QUAD_OUTPUT_FAST,
- CMD_READ_DUAL_IO_FAST,
- CMD_READ_QUAD_IO_FAST };
/* Read the ID codes */
ret = spi_flash_cmd(spi, CMD_READ_ID, idcode, sizeof(idcode));
@@ -1162,14 +1155,14 @@ int spi_flash_scan(struct spi_flash *flash)
flash->size <<= 1;
#endif
+#ifdef CONFIG_SPI_FLASH_USE_4K_SECTORS
/* Compute erase sector and command */
if (params->flags & SECT_4K) {
flash->erase_cmd = CMD_ERASE_4K;
flash->erase_size = 4096 << flash->shift;
- } else if (params->flags & SECT_32K) {
- flash->erase_cmd = CMD_ERASE_32K;
- flash->erase_size = 32768 << flash->shift;
- } else {
+ } else
+#endif
+ {
flash->erase_cmd = CMD_ERASE_64K;
flash->erase_size = flash->sector_size;
}
@@ -1177,17 +1170,16 @@ int spi_flash_scan(struct spi_flash *flash)
/* Now erase size becomes valid sector size */
flash->sector_size = flash->erase_size;
- /* Look for the fastest read cmd */
- cmd = fls(params->e_rd_cmd & spi->mode_rx);
- if (cmd) {
- cmd = spi_read_cmds_array[cmd - 1];
- flash->read_cmd = cmd;
- } else {
- /* Go for default supported read cmd */
- flash->read_cmd = CMD_READ_ARRAY_FAST;
- }
+ /* Look for read commands */
+ flash->read_cmd = CMD_READ_ARRAY_FAST;
+ if (spi->mode & SPI_RX_SLOW)
+ flash->read_cmd = CMD_READ_ARRAY_SLOW;
+ else if (spi->mode & SPI_RX_QUAD && params->flags & RD_QUAD)
+ flash->read_cmd = CMD_READ_QUAD_OUTPUT_FAST;
+ else if (spi->mode & SPI_RX_DUAL && params->flags & RD_DUAL)
+ flash->read_cmd = CMD_READ_DUAL_OUTPUT_FAST;
- /* Not require to look for fastest only two write cmds yet */
+ /* Look for write commands */
if (params->flags & WR_QPP && spi->mode & SPI_TX_QUAD)
flash->write_cmd = CMD_QUAD_PAGE_PROGRAM;
else
diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index aca385d5e5..5da66a6de0 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -61,13 +61,6 @@ config FSL_DSPI
this Freescale DSPI IP core. LS102xA and Colibri VF50/VF61 platforms
use this driver.
-config FSL_QSPI
- bool "Freescale QSPI driver"
- help
- Enable the Freescale Quad-SPI (QSPI) driver. This driver can be
- used to access the SPI NOR flash on platforms embedding this
- Freescale IP core.
-
config ICH_SPI
bool "Intel ICH SPI driver"
help
@@ -188,6 +181,13 @@ config FSL_ESPI
access the SPI interface and SPI NOR flash on platforms embedding
this Freescale eSPI IP core.
+config FSL_QSPI
+ bool "Freescale QSPI driver"
+ help
+ Enable the Freescale Quad-SPI (QSPI) driver. This driver can be
+ used to access the SPI NOR flash on platforms embedding this
+ Freescale IP core.
+
config TI_QSPI
bool "TI QSPI driver"
help
diff --git a/drivers/spi/cadence_qspi.c b/drivers/spi/cadence_qspi.c
index a5244fff4d..1d50f135c9 100644
--- a/drivers/spi/cadence_qspi.c
+++ b/drivers/spi/cadence_qspi.c
@@ -251,7 +251,7 @@ static int cadence_spi_xfer(struct udevice *dev, unsigned int bitlen,
break;
case CQSPI_INDIRECT_READ:
err = cadence_qspi_apb_indirect_read_setup(plat,
- priv->cmd_len, dm_plat->mode_rx, cmd_buf);
+ priv->cmd_len, dm_plat->mode, cmd_buf);
if (!err) {
err = cadence_qspi_apb_indirect_read_execute
(plat, data_bytes, din);
diff --git a/drivers/spi/ich.c b/drivers/spi/ich.c
index 00b2fed7b7..caf0103dc3 100644
--- a/drivers/spi/ich.c
+++ b/drivers/spi/ich.c
@@ -649,10 +649,8 @@ static int ich_spi_child_pre_probe(struct udevice *dev)
* ICH 7 SPI controller only supports array read command
* and byte program command for SST flash
*/
- if (plat->ich_version == ICHV_7) {
- slave->mode_rx = SPI_RX_SLOW;
- slave->mode = SPI_TX_BYTE;
- }
+ if (plat->ich_version == ICHV_7)
+ slave->mode = SPI_RX_SLOW | SPI_TX_BYTE;
return 0;
}
diff --git a/drivers/spi/spi-uclass.c b/drivers/spi/spi-uclass.c
index 247abfa72b..d9c49e4e8c 100644
--- a/drivers/spi/spi-uclass.c
+++ b/drivers/spi/spi-uclass.c
@@ -164,7 +164,6 @@ static int spi_child_pre_probe(struct udevice *dev)
slave->max_hz = plat->max_hz;
slave->mode = plat->mode;
- slave->mode_rx = plat->mode_rx;
slave->wordlen = SPI_DEFAULT_WORDLEN;
return 0;
@@ -381,7 +380,7 @@ void spi_free_slave(struct spi_slave *slave)
int spi_slave_ofdata_to_platdata(const void *blob, int node,
struct dm_spi_slave_platdata *plat)
{
- int mode = 0, mode_rx = 0;
+ int mode = 0;
int value;
plat->cs = fdtdec_get_int(blob, node, "reg", -1);
@@ -413,24 +412,22 @@ int spi_slave_ofdata_to_platdata(const void *blob, int node,
break;
}
- plat->mode = mode;
-
value = fdtdec_get_uint(blob, node, "spi-rx-bus-width", 1);
switch (value) {
case 1:
break;
case 2:
- mode_rx |= SPI_RX_DUAL;
+ mode |= SPI_RX_DUAL;
break;
case 4:
- mode_rx |= SPI_RX_QUAD;
+ mode |= SPI_RX_QUAD;
break;
default:
error("spi-rx-bus-width %d not supported\n", value);
break;
}
- plat->mode_rx = mode_rx;
+ plat->mode = mode;
return 0;
}
diff --git a/drivers/spi/ti_qspi.c b/drivers/spi/ti_qspi.c
index bb72cb03ec..52520dff63 100644
--- a/drivers/spi/ti_qspi.c
+++ b/drivers/spi/ti_qspi.c
@@ -23,6 +23,9 @@ DECLARE_GLOBAL_DATA_PTR;
#define QSPI_TIMEOUT 2000000
#define QSPI_FCLK 192000000
#define QSPI_DRA7XX_FCLK 76800000
+#define QSPI_WLEN_MAX_BITS 128
+#define QSPI_WLEN_MAX_BYTES (QSPI_WLEN_MAX_BITS >> 3)
+#define QSPI_WLEN_MASK QSPI_WLEN(QSPI_WLEN_MAX_BITS)
/* clock control */
#define QSPI_CLK_EN BIT(31)
#define QSPI_CLK_DIV_MAX 0xffff
@@ -223,20 +226,34 @@ static int __ti_qspi_xfer(struct ti_qspi_priv *priv, unsigned int bitlen,
priv->cmd |= QSPI_3_PIN;
priv->cmd |= 0xfff;
-/* FIXME: This delay is required for successfull
- * completion of read/write/erase. Once its root
- * caused, it will be remove from the driver.
- */
-#ifdef CONFIG_AM43XX
- udelay(100);
-#endif
- while (words--) {
+ while (words) {
+ u8 xfer_len = 0;
+
if (txp) {
- debug("tx cmd %08x dc %08x data %02x\n",
- priv->cmd | QSPI_WR_SNGL, priv->dc, *txp);
- writel(*txp++, &priv->base->data);
- writel(priv->cmd | QSPI_WR_SNGL,
- &priv->base->cmd);
+ u32 cmd = priv->cmd;
+
+ if (words >= QSPI_WLEN_MAX_BYTES) {
+ u32 *txbuf = (u32 *)txp;
+ u32 data;
+
+ data = cpu_to_be32(*txbuf++);
+ writel(data, &priv->base->data3);
+ data = cpu_to_be32(*txbuf++);
+ writel(data, &priv->base->data2);
+ data = cpu_to_be32(*txbuf++);
+ writel(data, &priv->base->data1);
+ data = cpu_to_be32(*txbuf++);
+ writel(data, &priv->base->data);
+ cmd &= ~QSPI_WLEN_MASK;
+ cmd |= QSPI_WLEN(QSPI_WLEN_MAX_BITS);
+ xfer_len = QSPI_WLEN_MAX_BYTES;
+ } else {
+ writeb(*txp, &priv->base->data);
+ xfer_len = 1;
+ }
+ debug("tx cmd %08x dc %08x\n",
+ cmd | QSPI_WR_SNGL, priv->dc);
+ writel(cmd | QSPI_WR_SNGL, &priv->base->cmd);
status = readl(&priv->base->status);
timeout = QSPI_TIMEOUT;
while ((status & QSPI_WC_BUSY) != QSPI_XFER_DONE) {
@@ -246,6 +263,7 @@ static int __ti_qspi_xfer(struct ti_qspi_priv *priv, unsigned int bitlen,
}
status = readl(&priv->base->status);
}
+ txp += xfer_len;
debug("tx done, status %08x\n", status);
}
if (rxp) {
@@ -262,9 +280,11 @@ static int __ti_qspi_xfer(struct ti_qspi_priv *priv, unsigned int bitlen,
status = readl(&priv->base->status);
}
*rxp++ = readl(&priv->base->data);
+ xfer_len = 1;
debug("rx done, status %08x, read %02x\n",
status, *(rxp-1));
}
+ words -= xfer_len;
}
/* Terminate frame */
@@ -336,7 +356,7 @@ static void ti_spi_setup_spi_register(struct ti_qspi_priv *priv)
QSPI_SETUP0_NUM_D_BYTES_8_BITS |
QSPI_SETUP0_READ_QUAD | QSPI_CMD_WRITE |
QSPI_NUM_DUMMY_BITS);
- slave->mode_rx = SPI_RX_QUAD;
+ slave->mode |= SPI_RX_QUAD;
#else
memval |= QSPI_CMD_READ | QSPI_SETUP0_NUM_A_BYTES |
QSPI_SETUP0_NUM_D_BYTES_NO_BITS |
@@ -422,7 +442,7 @@ static void __ti_qspi_setup_memorymap(struct ti_qspi_priv *priv,
bool enable)
{
u32 memval;
- u32 mode = slave->mode_rx & (SPI_RX_QUAD | SPI_RX_DUAL);
+ u32 mode = slave->mode & (SPI_RX_QUAD | SPI_RX_DUAL);
if (!enable) {
writel(0, &priv->base->setup0);
@@ -436,7 +456,7 @@ static void __ti_qspi_setup_memorymap(struct ti_qspi_priv *priv,
memval |= QSPI_CMD_READ_QUAD;
memval |= QSPI_SETUP0_NUM_D_BYTES_8_BITS;
memval |= QSPI_SETUP0_READ_QUAD;
- slave->mode_rx = SPI_RX_QUAD;
+ slave->mode |= SPI_RX_QUAD;
break;
case SPI_RX_DUAL:
memval |= QSPI_CMD_READ_DUAL;
diff --git a/drivers/spi/zynq_spi.c b/drivers/spi/zynq_spi.c
index 09ae1be7e9..15ca271ea4 100644
--- a/drivers/spi/zynq_spi.c
+++ b/drivers/spi/zynq_spi.c
@@ -92,7 +92,8 @@ static void zynq_spi_init_hw(struct zynq_spi_priv *priv)
u32 confr;
/* Disable SPI */
- writel(~ZYNQ_SPI_ENR_SPI_EN_MASK, &regs->enr);
+ confr = ZYNQ_SPI_ENR_SPI_EN_MASK;
+ writel(~confr, &regs->enr);
/* Disable Interrupts */
writel(ZYNQ_SPI_IXR_ALL_MASK, &regs->idr);
@@ -173,8 +174,10 @@ static int zynq_spi_release_bus(struct udevice *dev)
struct udevice *bus = dev->parent;
struct zynq_spi_priv *priv = dev_get_priv(bus);
struct zynq_spi_regs *regs = priv->regs;
+ u32 confr;
- writel(~ZYNQ_SPI_ENR_SPI_EN_MASK, &regs->enr);
+ confr = ZYNQ_SPI_ENR_SPI_EN_MASK;
+ writel(~confr, &regs->enr);
return 0;
}
@@ -230,7 +233,7 @@ static int zynq_spi_xfer(struct udevice *dev, unsigned int bitlen,
/* Read the data from RX FIFO */
status = readl(&regs->isr);
- while (status & ZYNQ_SPI_IXR_RXNEMPTY_MASK) {
+ while ((status & ZYNQ_SPI_IXR_RXNEMPTY_MASK) && rx_len) {
buf = readl(&regs->rxdr);
if (rx_buf)
*rx_buf++ = buf;
generated by cgit v1.2.3 (git 2.39.1) at 2025-05-31 09:14:29 +0000