spi: allow inclusion of Micronix and STM drivers in bootblock
Bootblock does not allow using malloc, use statically allocated chip
structures instead.
BRANCH=storm
BUG=chrome-os-partner:33489
TEST=both drivers compile when configured in, also booted whirlwind
with an STM compatible SPI NOR flash.
Change-Id: I154c33ce5fc278d594205d8b8e62a56edb4e177e
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: eedbb959a595e0898e7a1dd551fc7c517a02f370
Original-Change-Id: I29b37107ac1d58a293f531f59ee76b3d8c4b3e7c
Original-Signed-off-by: Vadim Bendebury <vbendeb@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/248992
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: http://review.coreboot.org/9772
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
diff --git a/src/drivers/spi/stmicro.c b/src/drivers/spi/stmicro.c
index 4df02b1..c959eda 100644
--- a/src/drivers/spi/stmicro.c
+++ b/src/drivers/spi/stmicro.c
@@ -221,10 +221,11 @@
return ret;
}
+static struct stmicro_spi_flash stm;
+
struct spi_flash *spi_flash_probe_stmicro(struct spi_slave *spi, u8 * idcode)
{
const struct stmicro_spi_flash_params *params;
- struct stmicro_spi_flash *stm;
unsigned int i;
if (idcode[0] == 0xff) {
@@ -257,22 +258,16 @@
return NULL;
}
- stm = malloc(sizeof(struct stmicro_spi_flash));
- if (!stm) {
- printk(BIOS_WARNING, "SF: Failed to allocate memory\n");
- return NULL;
- }
+ stm.params = params;
+ stm.flash.spi = spi;
+ stm.flash.name = params->name;
- stm->params = params;
- stm->flash.spi = spi;
- stm->flash.name = params->name;
+ stm.flash.write = stmicro_write;
+ stm.flash.erase = spi_flash_cmd_erase;
+ stm.flash.read = spi_flash_cmd_read_fast;
+ stm.flash.sector_size = params->page_size * params->pages_per_sector;
+ stm.flash.size = stm.flash.sector_size * params->nr_sectors;
+ stm.flash.erase_cmd = params->op_erase;
- stm->flash.write = stmicro_write;
- stm->flash.erase = spi_flash_cmd_erase;
- stm->flash.read = spi_flash_cmd_read_fast;
- stm->flash.sector_size = params->page_size * params->pages_per_sector;
- stm->flash.size = stm->flash.sector_size * params->nr_sectors;
- stm->flash.erase_cmd = params->op_erase;
-
- return &stm->flash;
+ return &stm.flash;
}