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authorTom Rini <trini@konsulko.com>2019-07-12 01:09:38 +0300
committerTom Rini <trini@konsulko.com>2019-07-12 01:09:38 +0300
commit68deea2308141c26707da44654b273d7b072ab0d (patch)
tree1af260ebb9b053457bd6bf388510fa0475c3be16 /drivers/spi
parent79b8d3c285f4f1c2ee4b27367f2ca3ecb76ed9ce (diff)
parentcc66ebdeeca5c4ed095bbd521b748bb009d99728 (diff)
downloadu-boot-68deea2308141c26707da44654b273d7b072ab0d.tar.xz
Merge https://gitlab.denx.de/u-boot/custodians/u-boot-marvell
- SPL SATA enhancements to allow booting from RAW SATA device needed for Clearfog (Baruch) - Enable SATA booting on Clearfog (Baruch) - Misc changes to Turris Omnia (Marek) - Enable CMD_BOOTZ and increase SYS_BOOTM_LEN on crs305-1g-4s (Luka) - Enable FIT support for db-xc3-24g4xg (Chris) - Enable DM_SPI on Keymile Kirkwood board with necessary changes for this (Pascal) - Set 38x and 39x AVS on lower frequency (Baruch)
Diffstat (limited to 'drivers/spi')
-rw-r--r--drivers/spi/kirkwood_spi.c52
1 files changed, 16 insertions, 36 deletions
diff --git a/drivers/spi/kirkwood_spi.c b/drivers/spi/kirkwood_spi.c
index 5dd1ad67cf..c725625146 100644
--- a/drivers/spi/kirkwood_spi.c
+++ b/drivers/spi/kirkwood_spi.c
@@ -151,10 +151,6 @@ void spi_free_slave(struct spi_slave *slave)
free(slave);
}
-#if defined(CONFIG_SYS_KW_SPI_MPP)
-u32 spi_mpp_backup[4];
-#endif
-
__attribute__((weak)) int board_spi_claim_bus(struct spi_slave *slave)
{
return 0;
@@ -162,34 +158,6 @@ __attribute__((weak)) int board_spi_claim_bus(struct spi_slave *slave)
int spi_claim_bus(struct spi_slave *slave)
{
-#if defined(CONFIG_SYS_KW_SPI_MPP)
- u32 config;
- u32 spi_mpp_config[4];
-
- config = CONFIG_SYS_KW_SPI_MPP;
-
- if (config & MOSI_MPP6)
- spi_mpp_config[0] = MPP6_SPI_MOSI;
- else
- spi_mpp_config[0] = MPP1_SPI_MOSI;
-
- if (config & SCK_MPP10)
- spi_mpp_config[1] = MPP10_SPI_SCK;
- else
- spi_mpp_config[1] = MPP2_SPI_SCK;
-
- if (config & MISO_MPP11)
- spi_mpp_config[2] = MPP11_SPI_MISO;
- else
- spi_mpp_config[2] = MPP3_SPI_MISO;
-
- spi_mpp_config[3] = 0;
- spi_mpp_backup[3] = 0;
-
- /* set new spi mpp and save current mpp config */
- kirkwood_mpp_conf(spi_mpp_config, spi_mpp_backup);
-#endif
-
return board_spi_claim_bus(slave);
}
@@ -199,10 +167,6 @@ __attribute__((weak)) void board_spi_release_bus(struct spi_slave *slave)
void spi_release_bus(struct spi_slave *slave)
{
-#if defined(CONFIG_SYS_KW_SPI_MPP)
- kirkwood_mpp_conf(spi_mpp_backup, NULL);
-#endif
-
board_spi_release_bus(slave);
}
@@ -338,6 +302,11 @@ static int mvebu_spi_xfer(struct udevice *dev, unsigned int bitlen,
return _spi_xfer(plat->spireg, bitlen, dout, din, flags);
}
+__attribute__((weak)) int mvebu_board_spi_claim_bus(struct udevice *dev)
+{
+ return 0;
+}
+
static int mvebu_spi_claim_bus(struct udevice *dev)
{
struct udevice *bus = dev->parent;
@@ -348,9 +317,19 @@ static int mvebu_spi_claim_bus(struct udevice *dev)
KWSPI_CS_MASK << KWSPI_CS_SHIFT,
spi_chip_select(dev) << KWSPI_CS_SHIFT);
+ return mvebu_board_spi_claim_bus(dev);
+}
+
+__attribute__((weak)) int mvebu_board_spi_release_bus(struct udevice *dev)
+{
return 0;
}
+static int mvebu_spi_release_bus(struct udevice *dev)
+{
+ return mvebu_board_spi_release_bus(dev);
+}
+
static int mvebu_spi_probe(struct udevice *bus)
{
struct mvebu_spi_platdata *plat = dev_get_platdata(bus);
@@ -377,6 +356,7 @@ static int mvebu_spi_ofdata_to_platdata(struct udevice *bus)
static const struct dm_spi_ops mvebu_spi_ops = {
.claim_bus = mvebu_spi_claim_bus,
+ .release_bus = mvebu_spi_release_bus,
.xfer = mvebu_spi_xfer,
.set_speed = mvebu_spi_set_speed,
.set_mode = mvebu_spi_set_mode,