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-rw-r--r--src/southbridge/amd/agesa/hudson/Kconfig1
-rw-r--r--src/southbridge/amd/agesa/hudson/spi.c43
-rw-r--r--src/southbridge/amd/cimx/sb800/Kconfig1
-rw-r--r--src/southbridge/amd/cimx/sb800/spi.c46
-rw-r--r--src/southbridge/intel/common/spi.c18
5 files changed, 53 insertions, 56 deletions
diff --git a/src/southbridge/amd/agesa/hudson/Kconfig b/src/southbridge/amd/agesa/hudson/Kconfig
index fd79a3f034..eed83ae53f 100644
--- a/src/southbridge/amd/agesa/hudson/Kconfig
+++ b/src/southbridge/amd/agesa/hudson/Kconfig
@@ -64,6 +64,7 @@ config HUDSON_XHCI_FWM
config HUDSON_IMC_FWM
bool "Add imc firmware"
default y if USE_BLOBS
+ select SPI_FLASH_HAS_VOLATILE_GROUP if SPI_FLASH
help
Add Hudson 2/3/4 IMC Firmware to support the onboard fan control
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)
diff --git a/src/southbridge/amd/cimx/sb800/Kconfig b/src/southbridge/amd/cimx/sb800/Kconfig
index a48b93a67c..07232f1a74 100644
--- a/src/southbridge/amd/cimx/sb800/Kconfig
+++ b/src/southbridge/amd/cimx/sb800/Kconfig
@@ -123,6 +123,7 @@ endif
config SB800_IMC_FWM
bool "Add IMC firmware"
default n
+ select SPI_FLASH_HAS_VOLATILE_GROUP if SPI_FLASH
help
Add SB800 / Hudson 1 IMC Firmware to support the onboard fan control.
diff --git a/src/southbridge/amd/cimx/sb800/spi.c b/src/southbridge/amd/cimx/sb800/spi.c
index f6898926e3..726d8e0129 100644
--- a/src/southbridge/amd/cimx/sb800/spi.c
+++ b/src/southbridge/amd/cimx/sb800/spi.c
@@ -17,18 +17,15 @@
#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_SB800_IMC_FWM)
#include "SBPLATFORM.h"
#include <vendorcode/amd/cimx/sb800/ECfan.h>
-static int bus_claimed = 0;
-#endif
-
#define AMD_SB_SPI_TX_LEN 8
static uintptr_t spibar;
@@ -114,8 +111,6 @@ int spi_xfer(struct spi_slave *slave, const void *dout,
return 0;
}
-#if IS_ENABLED (CONFIG_SB800_IMC_FWM)
-
static void ImcSleep(void)
{
u8 cmd_val = 0x96; /* Kick off IMC Mailbox command 96 */
@@ -142,34 +137,35 @@ static void ImcWakeup(void)
WaitForEcLDN9MailboxCmdAck();
}
-#endif
int spi_claim_bus(struct spi_slave *slave)
{
-#if IS_ENABLED (CONFIG_SB800_IMC_FWM)
+ /* Nothing is required. */
+ return 0;
+}
- if (slave->rw == SPI_WRITE_FLAG) {
- bus_claimed++;
- if (bus_claimed == 1)
- ImcSleep();
- }
-#endif
+void spi_release_bus(struct spi_slave *slave)
+{
+ /* Nothing is required. */
+ return;
+}
+
+int chipset_volatile_group_begin(const struct spi_flash *flash)
+{
+ if (!IS_ENABLED(CONFIG_SB800_IMC_FWM))
+ return 0;
+ ImcSleep();
return 0;
}
-void spi_release_bus(struct spi_slave *slave)
+int chipset_volatile_group_end(const struct spi_flash *flash)
{
-#if IS_ENABLED (CONFIG_SB800_IMC_FWM)
-
- if (slave->rw == SPI_WRITE_FLAG) {
- bus_claimed--;
- if (bus_claimed <= 0) {
- bus_claimed = 0;
- ImcWakeup();
- }
- }
-#endif
+ if (!IS_ENABLED(CONFIG_SB800_IMC_FWM))
+ return 0;
+
+ ImcWakeup();
+ return 0;
}
struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs)
diff --git a/src/southbridge/intel/common/spi.c b/src/southbridge/intel/common/spi.c
index 1ab151b79e..e0414220c6 100644
--- a/src/southbridge/intel/common/spi.c
+++ b/src/southbridge/intel/common/spi.c
@@ -737,7 +737,8 @@ static int ich_hwseq_wait_for_cycle_complete(unsigned int timeout,
}
-static int ich_hwseq_erase(struct spi_flash *flash, u32 offset, size_t len)
+static int ich_hwseq_erase(const struct spi_flash *flash, u32 offset,
+ size_t len)
{
u32 start, end, erase_size;
int ret;
@@ -750,7 +751,6 @@ static int ich_hwseq_erase(struct spi_flash *flash, u32 offset, size_t len)
return -1;
}
- flash->spi->rw = SPI_WRITE_FLAG;
ret = spi_claim_bus(flash->spi);
if (ret) {
printk(BIOS_ERR, "SF: Unable to claim SPI bus\n");
@@ -801,8 +801,8 @@ static void ich_read_data(uint8_t *data, int len)
}
}
-static int ich_hwseq_read(struct spi_flash *flash,
- u32 addr, size_t len, void *buf)
+static int ich_hwseq_read(const struct spi_flash *flash, u32 addr, size_t len,
+ void *buf)
{
uint16_t hsfc;
uint16_t timeout = 100 * 60;
@@ -869,8 +869,8 @@ static void ich_fill_data(const uint8_t *data, int len)
writel_(temp32, cntlr.data + (i - (i % 4)));
}
-static int ich_hwseq_write(struct spi_flash *flash,
- u32 addr, size_t len, const void *buf)
+static int ich_hwseq_write(const struct spi_flash *flash, u32 addr, size_t len,
+ const void *buf)
{
uint16_t hsfc;
uint16_t timeout = 100 * 60;
@@ -934,9 +934,9 @@ static struct spi_flash *spi_flash_hwseq(struct spi_slave *spi)
flash->spi = spi;
flash->name = "Opaque HW-sequencing";
- flash->write = ich_hwseq_write;
- flash->erase = ich_hwseq_erase;
- flash->read = ich_hwseq_read;
+ flash->internal_write = ich_hwseq_write;
+ flash->internal_erase = ich_hwseq_erase;
+ flash->internal_read = ich_hwseq_read;
ich_hwseq_set_addr (0);
switch ((cntlr.hsfs >> 3) & 3)
{
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-13 09:44:59 +0000