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authorTom Rini <trini@konsulko.com>2019-11-04 03:28:54 +0300
committerTom Rini <trini@konsulko.com>2019-11-04 03:28:54 +0300
commitee93ef0c4b272c57c08038655ff0259fdd2c4126 (patch)
tree8794b7d6bed8385811bac310d0ca35e6049b7e10 /drivers
parent9c17ad33fe3ec5ca9ce039db13ccf2e66d74d23b (diff)
parent73c6cd6c0bdb3af76d573f619bbcc141758bb16b (diff)
downloadu-boot-ee93ef0c4b272c57c08038655ff0259fdd2c4126.tar.xz
Merge https://gitlab.denx.de/u-boot/custodians/u-boot-x86
- Add support for Intel FSP-S and FSP-T in binman - Correct priority selection for image loaders for SPL - Add a size check for TPL - Various small SPL/TPL bug fixes and changes - SPI: Add support for memory-mapped flash
Diffstat (limited to 'drivers')
-rw-r--r--drivers/spi/sandbox_spi.c11
-rw-r--r--drivers/spi/spi-uclass.c14
-rw-r--r--drivers/timer/tsc_timer.c5
3 files changed, 29 insertions, 1 deletions
diff --git a/drivers/spi/sandbox_spi.c b/drivers/spi/sandbox_spi.c
index 16473ec7a0..6b610ff823 100644
--- a/drivers/spi/sandbox_spi.c
+++ b/drivers/spi/sandbox_spi.c
@@ -122,11 +122,22 @@ static int sandbox_cs_info(struct udevice *bus, uint cs,
return 0;
}
+static int sandbox_spi_get_mmap(struct udevice *dev, ulong *map_basep,
+ uint *map_sizep, uint *offsetp)
+{
+ *map_basep = 0x1000;
+ *map_sizep = 0x2000;
+ *offsetp = 0x100;
+
+ return 0;
+}
+
static const struct dm_spi_ops sandbox_spi_ops = {
.xfer = sandbox_spi_xfer,
.set_speed = sandbox_spi_set_speed,
.set_mode = sandbox_spi_set_mode,
.cs_info = sandbox_cs_info,
+ .get_mmap = sandbox_spi_get_mmap,
};
static const struct udevice_id sandbox_spi_ids[] = {
diff --git a/drivers/spi/spi-uclass.c b/drivers/spi/spi-uclass.c
index 947516073e..665611f7e2 100644
--- a/drivers/spi/spi-uclass.c
+++ b/drivers/spi/spi-uclass.c
@@ -92,6 +92,20 @@ int dm_spi_xfer(struct udevice *dev, unsigned int bitlen,
return spi_get_ops(bus)->xfer(dev, bitlen, dout, din, flags);
}
+int dm_spi_get_mmap(struct udevice *dev, ulong *map_basep, uint *map_sizep,
+ uint *offsetp)
+{
+ struct udevice *bus = dev->parent;
+ struct dm_spi_ops *ops = spi_get_ops(bus);
+
+ if (bus->uclass->uc_drv->id != UCLASS_SPI)
+ return -EOPNOTSUPP;
+ if (!ops->get_mmap)
+ return -ENOSYS;
+
+ return ops->get_mmap(dev, map_basep, map_sizep, offsetp);
+}
+
int spi_claim_bus(struct spi_slave *slave)
{
return log_ret(dm_spi_claim_bus(slave->dev));
diff --git a/drivers/timer/tsc_timer.c b/drivers/timer/tsc_timer.c
index 919caba8a1..637c8ff25a 100644
--- a/drivers/timer/tsc_timer.c
+++ b/drivers/timer/tsc_timer.c
@@ -394,7 +394,7 @@ static int tsc_timer_get_count(struct udevice *dev, u64 *count)
static void tsc_timer_ensure_setup(bool early)
{
- if (gd->arch.tsc_base)
+ if (gd->arch.tsc_inited)
return;
gd->arch.tsc_base = rdtsc();
@@ -425,6 +425,7 @@ static void tsc_timer_ensure_setup(bool early)
done:
gd->arch.clock_rate = fast_calibrate * 1000000;
}
+ gd->arch.tsc_inited = true;
}
static int tsc_timer_probe(struct udevice *dev)
@@ -461,6 +462,8 @@ unsigned long notrace timer_early_get_rate(void)
u64 notrace timer_early_get_count(void)
{
+ tsc_timer_ensure_setup(true);
+
return rdtsc() - gd->arch.tsc_base;
}