Change in coreboot[master]: soc/qualcomm/ipq*: Move spi driver to use spi_bus_map

[Furquan Shaikh (Code Review)]

Furquan Shaikh has submitted this change and it was merged. ( https://review.coreboot.org/19776 )

Change subject: soc/qualcomm/ipq*: Move spi driver to use spi_bus_map
......................................................................

soc/qualcomm/ipq*: Move spi driver to use spi_bus_map

This is in preparation to get rid of the strong spi_setup_slave
implemented by different platforms.

BUG=b:38430839

Change-Id: I6cc8c339e008e16449fa143c1d21e23534bdaf0b
Signed-off-by: Furquan Shaikh 
Reviewed-on: https://review.coreboot.org/19776
Tested-by: build bot (Jenkins) 
Reviewed-by: Aaron Durbin 
---
M src/soc/qualcomm/ipq40xx/spi.c
M src/soc/qualcomm/ipq806x/spi.c
2 files changed, 47 insertions(+), 23 deletions(-)

Approvals:
  Aaron Durbin: Looks good to me, approved
  build bot (Jenkins): Verified

diff --git a/src/soc/qualcomm/ipq40xx/spi.c b/src/soc/qualcomm/ipq40xx/spi.c
index b5c1f66..157903c 100644
--- a/src/soc/qualcomm/ipq40xx/spi.c
+++ b/src/soc/qualcomm/ipq40xx/spi.c
@@ -647,18 +647,12 @@
    return ret;
 }

-static const struct spi_ctrlr spi_ctrlr = {
-	.claim_bus = spi_ctrlr_claim_bus,
-	.release_bus = spi_ctrlr_release_bus,
-	.xfer = spi_ctrlr_xfer,
-	.xfer_vector = spi_xfer_two_vectors,
-	.max_xfer_size = MAX_PACKET_COUNT,
-};
-
-int spi_setup_slave(unsigned int bus, unsigned int cs, struct spi_slave *slave)
+static int spi_ctrlr_setup(const struct spi_slave *slave)
 {
    struct ipq_spi_slave *ds = NULL;
    int i;
+	unsigned int bus = slave->bus;
+	unsigned int cs = slave->cs;

if ((bus < BLSP0_SPI) || (bus > BLSP1_SPI)
    	|| ((bus == BLSP0_SPI) && (cs > 2))
@@ -674,9 +668,8 @@
    		continue;
    	ds = spi_slave_pool + i;

-		ds->slave.bus = slave->bus = bus;
-		ds->slave.cs = slave->cs = cs;
-		slave->ctrlr = &spi_ctrlr;
+		ds->slave.bus = bus;
+		ds->slave.cs = cs;
    	ds->regs = &spi_reg[bus];

/*
@@ -694,3 +687,22 @@
    printk(BIOS_ERR, "SPI error: all %d pools busy\n", i);
    return -1;
 }
+
+static const struct spi_ctrlr spi_ctrlr = {
+	.setup = spi_ctrlr_setup,
+	.claim_bus = spi_ctrlr_claim_bus,
+	.release_bus = spi_ctrlr_release_bus,
+	.xfer = spi_ctrlr_xfer,
+	.xfer_vector = spi_xfer_two_vectors,
+	.max_xfer_size = MAX_PACKET_COUNT,
+};
+
+const struct spi_ctrlr_buses spi_ctrlr_bus_map[] = {
+	{
+		.ctrlr = &spi_ctrlr,
+		.bus_start = BLSP0_SPI,
+		.bus_end = BLSP1_SPI,
+	},
+};
+
+const size_t spi_ctrlr_bus_map_count = ARRAY_SIZE(spi_ctrlr_bus_map);
diff --git a/src/soc/qualcomm/ipq806x/spi.c b/src/soc/qualcomm/ipq806x/spi.c
index 9a34f7a..c20ad9a 100644
--- a/src/soc/qualcomm/ipq806x/spi.c
+++ b/src/soc/qualcomm/ipq806x/spi.c
@@ -752,17 +752,12 @@
    return ret;
 }

-static const struct spi_ctrlr spi_ctrlr = {
-	.claim_bus = spi_ctrlr_claim_bus,
-	.release_bus = spi_ctrlr_release_bus,
-	.xfer = spi_ctrlr_xfer,
-	.max_xfer_size = MAX_PACKET_COUNT,
-};
-
-int spi_setup_slave(unsigned int bus, unsigned int cs, struct spi_slave *slave)
+static int spi_ctrlr_setup(const struct spi_slave *slave)
 {
    struct ipq_spi_slave *ds = NULL;
    int i;
+	unsigned int bus = slave->bus;
+	unsigned int cs = slave->cs;

/*
     * IPQ GSBI (Generic Serial Bus Interface) supports SPI Flash
@@ -782,9 +777,8 @@
    		continue;
    	ds = spi_slave_pool + i;

-		ds->slave.bus = slave->bus = bus;
-		ds->slave.cs = slave->cs = cs;
-		slave->ctrlr = &spi_ctrlr;
+		ds->slave.bus = bus;
+		ds->slave.cs = cs;
    	ds->regs = &spi_reg[bus];

/*
@@ -802,3 +796,21 @@
    printk(BIOS_ERR, "SPI error: all %d pools busy\n", i);
    return -1;
 }
+
+static const struct spi_ctrlr spi_ctrlr = {
+	.setup = spi_ctrlr_setup,
+	.claim_bus = spi_ctrlr_claim_bus,
+	.release_bus = spi_ctrlr_release_bus,
+	.xfer = spi_ctrlr_xfer,
+	.max_xfer_size = MAX_PACKET_COUNT,
+};
+
+const struct spi_ctrlr_buses spi_ctrlr_bus_map[] = {
+	{
+		.ctrlr = &spi_ctrlr,
+		.bus_start = GSBI5_SPI,
+		.bus_end = GSBI7_SPI,
+	},
+};
+
+const size_t spi_ctrlr_bus_map_count = ARRAY_SIZE(spi_ctrlr_bus_map);