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authorTom Rini2020-10-05 13:05:46 -0400
committerTom Rini2020-10-05 14:10:59 -0400
commitb7e7831e5d5be047f421ddc1f308afc22764a893 (patch)
tree7d5f27c82b260278ed0b3ea96bce592b0505b898 /drivers/spi
parent050acee119b3757fee3bd128f55d720fdd9bb890 (diff)
parentcaebff09efe8c061b4d99b82262c67fb2db9bbcf (diff)
Merge branch 'next'
Bring in the assorted changes that have been staged in the 'next' branch prior to release. Signed-off-by: Tom Rini <trini@konsulko.com>
Diffstat (limited to 'drivers/spi')
-rw-r--r--drivers/spi/Kconfig3
-rw-r--r--drivers/spi/omap3_spi.c107
-rw-r--r--drivers/spi/spi-sunxi.c6
-rw-r--r--drivers/spi/spi-uclass.c2
-rw-r--r--drivers/spi/zynqmp_gqspi.c6
5 files changed, 34 insertions, 90 deletions
diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index 3fc2d0674ae..5df97c80fa5 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -407,7 +407,6 @@ config XILINX_SPI
config ZYNQ_SPI
bool "Zynq SPI driver"
- depends on ARCH_ZYNQ || ARCH_ZYNQMP || ARCH_VERSAL
help
Enable the Zynq SPI driver. This driver can be used to
access the SPI NOR flash on platforms embedding this Zynq
@@ -415,7 +414,6 @@ config ZYNQ_SPI
config ZYNQ_QSPI
bool "Zynq QSPI driver"
- depends on ARCH_ZYNQ
imply SPI_FLASH_BAR
help
Enable the Zynq Quad-SPI (QSPI) driver. This driver can be
@@ -425,7 +423,6 @@ config ZYNQ_QSPI
config ZYNQMP_GQSPI
bool "Configure ZynqMP Generic QSPI"
- depends on ARCH_ZYNQMP || ARCH_VERSAL
help
This option is used to enable ZynqMP QSPI controller driver which
is used to communicate with qspi flash devices.
diff --git a/drivers/spi/omap3_spi.c b/drivers/spi/omap3_spi.c
index fbf9575851a..56cb2174868 100644
--- a/drivers/spi/omap3_spi.c
+++ b/drivers/spi/omap3_spi.c
@@ -22,82 +22,14 @@
#include <malloc.h>
#include <asm/io.h>
#include <linux/bitops.h>
+#include <omap3_spi.h>
DECLARE_GLOBAL_DATA_PTR;
-#define OMAP4_MCSPI_REG_OFFSET 0x100
-
struct omap2_mcspi_platform_config {
unsigned int regs_offset;
};
-/* per-register bitmasks */
-#define OMAP3_MCSPI_SYSCONFIG_SMARTIDLE (2 << 3)
-#define OMAP3_MCSPI_SYSCONFIG_ENAWAKEUP BIT(2)
-#define OMAP3_MCSPI_SYSCONFIG_AUTOIDLE BIT(0)
-#define OMAP3_MCSPI_SYSCONFIG_SOFTRESET BIT(1)
-
-#define OMAP3_MCSPI_SYSSTATUS_RESETDONE BIT(0)
-
-#define OMAP3_MCSPI_MODULCTRL_SINGLE BIT(0)
-#define OMAP3_MCSPI_MODULCTRL_MS BIT(2)
-#define OMAP3_MCSPI_MODULCTRL_STEST BIT(3)
-
-#define OMAP3_MCSPI_CHCONF_PHA BIT(0)
-#define OMAP3_MCSPI_CHCONF_POL BIT(1)
-#define OMAP3_MCSPI_CHCONF_CLKD_MASK GENMASK(5, 2)
-#define OMAP3_MCSPI_CHCONF_EPOL BIT(6)
-#define OMAP3_MCSPI_CHCONF_WL_MASK GENMASK(11, 7)
-#define OMAP3_MCSPI_CHCONF_TRM_RX_ONLY BIT(12)
-#define OMAP3_MCSPI_CHCONF_TRM_TX_ONLY BIT(13)
-#define OMAP3_MCSPI_CHCONF_TRM_MASK GENMASK(13, 12)
-#define OMAP3_MCSPI_CHCONF_DMAW BIT(14)
-#define OMAP3_MCSPI_CHCONF_DMAR BIT(15)
-#define OMAP3_MCSPI_CHCONF_DPE0 BIT(16)
-#define OMAP3_MCSPI_CHCONF_DPE1 BIT(17)
-#define OMAP3_MCSPI_CHCONF_IS BIT(18)
-#define OMAP3_MCSPI_CHCONF_TURBO BIT(19)
-#define OMAP3_MCSPI_CHCONF_FORCE BIT(20)
-
-#define OMAP3_MCSPI_CHSTAT_RXS BIT(0)
-#define OMAP3_MCSPI_CHSTAT_TXS BIT(1)
-#define OMAP3_MCSPI_CHSTAT_EOT BIT(2)
-
-#define OMAP3_MCSPI_CHCTRL_EN BIT(0)
-#define OMAP3_MCSPI_CHCTRL_DIS (0 << 0)
-
-#define OMAP3_MCSPI_WAKEUPENABLE_WKEN BIT(0)
-#define MCSPI_PINDIR_D0_IN_D1_OUT 0
-#define MCSPI_PINDIR_D0_OUT_D1_IN 1
-
-#define OMAP3_MCSPI_MAX_FREQ 48000000
-#define SPI_WAIT_TIMEOUT 10
-
-/* OMAP3 McSPI registers */
-struct mcspi_channel {
- unsigned int chconf; /* 0x2C, 0x40, 0x54, 0x68 */
- unsigned int chstat; /* 0x30, 0x44, 0x58, 0x6C */
- unsigned int chctrl; /* 0x34, 0x48, 0x5C, 0x70 */
- unsigned int tx; /* 0x38, 0x4C, 0x60, 0x74 */
- unsigned int rx; /* 0x3C, 0x50, 0x64, 0x78 */
-};
-
-struct mcspi {
- unsigned char res1[0x10];
- unsigned int sysconfig; /* 0x10 */
- unsigned int sysstatus; /* 0x14 */
- unsigned int irqstatus; /* 0x18 */
- unsigned int irqenable; /* 0x1C */
- unsigned int wakeupenable; /* 0x20 */
- unsigned int syst; /* 0x24 */
- unsigned int modulctrl; /* 0x28 */
- struct mcspi_channel channel[4];
- /* channel0: 0x2C - 0x3C, bus 0 & 1 & 2 & 3 */
- /* channel1: 0x40 - 0x50, bus 0 & 1 */
- /* channel2: 0x54 - 0x64, bus 0 & 1 */
- /* channel3: 0x68 - 0x78, bus 0 */
-};
-
struct omap3_spi_priv {
struct mcspi *regs;
unsigned int cs;
@@ -482,17 +414,10 @@ static int omap3_spi_set_wordlen(struct udevice *dev, unsigned int wordlen)
static int omap3_spi_probe(struct udevice *dev)
{
struct omap3_spi_priv *priv = dev_get_priv(dev);
- const void *blob = gd->fdt_blob;
- int node = dev_of_offset(dev);
-
- struct omap2_mcspi_platform_config* data =
- (struct omap2_mcspi_platform_config*)dev_get_driver_data(dev);
+ struct omap3_spi_plat *plat = dev_get_platdata(dev);
- priv->regs = (struct mcspi *)(dev_read_addr(dev) + data->regs_offset);
- if (fdtdec_get_bool(blob, node, "ti,pindir-d0-out-d1-in"))
- priv->pin_dir = MCSPI_PINDIR_D0_OUT_D1_IN;
- else
- priv->pin_dir = MCSPI_PINDIR_D0_IN_D1_OUT;
+ priv->regs = plat->regs;
+ priv->pin_dir = plat->pin_dir;
priv->wordlen = SPI_DEFAULT_WORDLEN;
spi_reset(priv->regs);
@@ -544,6 +469,7 @@ static const struct dm_spi_ops omap3_spi_ops = {
*/
};
+#if CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA)
static struct omap2_mcspi_platform_config omap2_pdata = {
.regs_offset = 0,
};
@@ -552,16 +478,37 @@ static struct omap2_mcspi_platform_config omap4_pdata = {
.regs_offset = OMAP4_MCSPI_REG_OFFSET,
};
+static int omap3_spi_ofdata_to_platdata(struct udevice *dev)
+{
+ struct omap2_mcspi_platform_config *data =
+ (struct omap2_mcspi_platform_config *)dev_get_driver_data(dev);
+ struct omap3_spi_plat *plat = dev_get_platdata(dev);
+
+ plat->regs = (struct mcspi *)(dev_read_addr(dev) + data->regs_offset);
+
+ if (dev_read_bool(dev, "ti,pindir-d0-out-d1-in"))
+ plat->pin_dir = MCSPI_PINDIR_D0_OUT_D1_IN;
+ else
+ plat->pin_dir = MCSPI_PINDIR_D0_IN_D1_OUT;
+
+ return 0;
+}
+
static const struct udevice_id omap3_spi_ids[] = {
{ .compatible = "ti,omap2-mcspi", .data = (ulong)&omap2_pdata },
{ .compatible = "ti,omap4-mcspi", .data = (ulong)&omap4_pdata },
{ }
};
-
+#endif
U_BOOT_DRIVER(omap3_spi) = {
.name = "omap3_spi",
.id = UCLASS_SPI,
+ .flags = DM_FLAG_PRE_RELOC,
+#if CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA)
.of_match = omap3_spi_ids,
+ .ofdata_to_platdata = omap3_spi_ofdata_to_platdata,
+ .platdata_auto_alloc_size = sizeof(struct omap3_spi_plat),
+#endif
.probe = omap3_spi_probe,
.ops = &omap3_spi_ops,
.priv_auto_alloc_size = sizeof(struct omap3_spi_priv),
diff --git a/drivers/spi/spi-sunxi.c b/drivers/spi/spi-sunxi.c
index cd2e17bfd1a..0844a5a0a6a 100644
--- a/drivers/spi/spi-sunxi.c
+++ b/drivers/spi/spi-sunxi.c
@@ -489,19 +489,19 @@ static int sun4i_spi_probe(struct udevice *bus)
ret = clk_get_by_name(bus, "ahb", &priv->clk_ahb);
if (ret) {
- dev_err(dev, "failed to get ahb clock\n");
+ dev_err(bus, "failed to get ahb clock\n");
return ret;
}
ret = clk_get_by_name(bus, "mod", &priv->clk_mod);
if (ret) {
- dev_err(dev, "failed to get mod clock\n");
+ dev_err(bus, "failed to get mod clock\n");
return ret;
}
ret = reset_get_by_index(bus, 0, &priv->reset);
if (ret && ret != -ENOENT) {
- dev_err(dev, "failed to get reset\n");
+ dev_err(bus, "failed to get reset\n");
return ret;
}
diff --git a/drivers/spi/spi-uclass.c b/drivers/spi/spi-uclass.c
index cffd9cf0b0e..55a8eed8901 100644
--- a/drivers/spi/spi-uclass.c
+++ b/drivers/spi/spi-uclass.c
@@ -497,7 +497,7 @@ UCLASS_DRIVER(spi) = {
.id = UCLASS_SPI,
.name = "spi",
.flags = DM_UC_FLAG_SEQ_ALIAS,
-#if !CONFIG_IS_ENABLED(OF_PLATDATA)
+#if CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA)
.post_bind = dm_scan_fdt_dev,
#endif
.post_probe = spi_post_probe,
diff --git a/drivers/spi/zynqmp_gqspi.c b/drivers/spi/zynqmp_gqspi.c
index a72986be907..e0e66870377 100644
--- a/drivers/spi/zynqmp_gqspi.c
+++ b/drivers/spi/zynqmp_gqspi.c
@@ -346,20 +346,20 @@ static int zynqmp_qspi_probe(struct udevice *bus)
ret = clk_get_by_index(bus, 0, &clk);
if (ret < 0) {
- dev_err(dev, "failed to get clock\n");
+ dev_err(bus, "failed to get clock\n");
return ret;
}
clock = clk_get_rate(&clk);
if (IS_ERR_VALUE(clock)) {
- dev_err(dev, "failed to get rate\n");
+ dev_err(bus, "failed to get rate\n");
return clock;
}
debug("%s: CLK %ld\n", __func__, clock);
ret = clk_enable(&clk);
if (ret && ret != -ENOSYS) {
- dev_err(dev, "failed to enable clock\n");
+ dev_err(bus, "failed to enable clock\n");
return ret;
}
plat->frequency = clock;