diff options
Diffstat (limited to 'src/southbridge/amd/agesa/hudson/spi.c')
| -rw-r--r-- | src/southbridge/amd/agesa/hudson/spi.c | 43 |
1 files changed, 21 insertions, 22 deletions
diff --git a/src/southbridge/amd/agesa/hudson/spi.c b/src/southbridge/amd/agesa/hudson/spi.c index 31160bdcd9..f1a82e9022 100644 --- a/src/southbridge/amd/agesa/hudson/spi.c +++ b/src/southbridge/amd/agesa/hudson/spi.c @@ -17,17 +17,14 @@ #include <string.h> #include <arch/io.h> #include <console/console.h> +#include <spi_flash.h> #include <spi-generic.h> #include <device/device.h> #include <device/pci.h> #include <device/pci_ops.h> -#if IS_ENABLED (CONFIG_HUDSON_IMC_FWM) #include <Proc/Fch/FchPlatform.h> -static int bus_claimed = 0; -#endif - #define SPI_REG_OPCODE 0x0 #define SPI_REG_CNTRL01 0x1 #define SPI_REG_CNTRL02 0x2 @@ -149,32 +146,34 @@ int spi_xfer(struct spi_slave *slave, const void *dout, return 0; } + int spi_claim_bus(struct spi_slave *slave) { -#if IS_ENABLED (CONFIG_HUDSON_IMC_FWM) + /* Nothing is required. */ + return 0; +} - if (slave->rw == SPI_WRITE_FLAG) { - bus_claimed++; - if (bus_claimed == 1) - ImcSleep(NULL); - } -#endif +void spi_release_bus(struct spi_slave *slave) +{ + /* Nothing is required. */ +} + +int chipset_volatile_group_begin(const struct spi_flash *flash) +{ + if (!IS_ENABLED (CONFIG_HUDSON_IMC_FWM)) + return 0; + ImcSleep(NULL); return 0; } -void spi_release_bus(struct spi_slave *slave) +int chipset_volatile_group_end(const struct spi_flash *flash) { -#if IS_ENABLED (CONFIG_HUDSON_IMC_FWM) - - if (slave->rw == SPI_WRITE_FLAG) { - bus_claimed--; - if (bus_claimed <= 0) { - bus_claimed = 0; - ImcWakeup(NULL); - } - } -#endif + if (!IS_ENABLED (CONFIG_HUDSON_IMC_FWM)) + return 0; + + ImcWakeup(NULL); + return 0; } struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs) |