diff options
| author | Arthur Heymans <arthur@aheymans.xyz> | 2019-10-13 23:26:36 +0200 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2019-12-05 17:59:29 +0000 |
| commit | 68b6eb78d2b86d43d3d285a88a686de20751cb81 (patch) | |
| tree | 306f4685b828b6a6e1fec50d988dd8113117fc6d /src/soc/intel/braswell | |
| parent | 53486a0be0f4c8a9647158b91fb82cb951b07297 (diff) | |
soc/intel/braswell: Use common sb code for SPI lockdown configuration
This removes the weakly linked function to configure the SPI lockdown.
Change-Id: I1e7be41a9470b37ad954d3120a67fc4d93633113
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/36007
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Frans Hendriks <fhendriks@eltan.com>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/soc/intel/braswell')
| -rw-r--r-- | src/soc/intel/braswell/include/soc/spi.h | 17 | ||||
| -rw-r--r-- | src/soc/intel/braswell/southcluster.c | 22 |
2 files changed, 10 insertions, 29 deletions
diff --git a/src/soc/intel/braswell/include/soc/spi.h b/src/soc/intel/braswell/include/soc/spi.h index 47de9da55b..0234021e65 100644 --- a/src/soc/intel/braswell/include/soc/spi.h +++ b/src/soc/intel/braswell/include/soc/spi.h @@ -23,14 +23,6 @@ /* These registers live behind SPI_BASE_ADDRESS. */ #define HSFSTS 0x04 # define FLOCKDN (0x1 << 15) -#define PREOP 0x94 -#define OPTYPE 0x96 -# define SPI_OPTYPE_RD_NOADDR 0x00 /* Read, no address */ -# define SPI_OPTYPE_WR_NOADDR 0x01 /* Write, no address */ -# define SPI_OPTYPE_RD_ADDR 0x02 /* Read, address required */ -# define SPI_OPTYPE_WR_ADDR 0x03 /* Write, address required */ -#define OPMENU0 0x98 -#define OPMENU1 0x9c #define LVSCC 0xc4 # define VCL (0x1 << 23) # define EO(x) (((x) & 0xff) << 8) @@ -53,17 +45,14 @@ # define BCR_WPD (0x1 << 0) /* - * SPI lockdown configuration. + * SPI VSCC configuration. */ -struct spi_config { - uint16_t preop; - uint16_t optype; - uint32_t opmenu[2]; +struct vscc_config { uint32_t lvscc; uint32_t uvscc; }; /* Return 0 on success < 0 on failure. */ -int mainboard_get_spi_config(struct spi_config *cfg); +int mainboard_get_spi_vscc_config(struct vscc_config *cfg); #endif /* _SOC_SPI_H_ */ diff --git a/src/soc/intel/braswell/southcluster.c b/src/soc/intel/braswell/southcluster.c index c233dc8172..8b13fd0e82 100644 --- a/src/soc/intel/braswell/southcluster.c +++ b/src/soc/intel/braswell/southcluster.c @@ -42,6 +42,7 @@ #include <soc/spi.h> #include <spi-generic.h> #include <stdint.h> +#include <southbridge/intel/common/spi.h> static void sc_set_serial_irqs_mode(struct device *dev, enum serirq_mode mode) { @@ -608,13 +609,6 @@ static const struct pci_driver southcluster __pci_driver = { .device = LPC_DEVID, }; -int __weak mainboard_get_spi_config(struct spi_config *cfg) -{ - printk(BIOS_SPEW, "%s/%s (0x%p)\n", - __FILE__, __func__, (void *)cfg); - return -1; -} - static void finalize_chipset(void *unused) { void *bcr = (void *)(SPI_BASE_ADDRESS + BCR); @@ -622,7 +616,7 @@ static void finalize_chipset(void *unused) void *gen_pmcon2 = (void *)(PMC_BASE_ADDRESS + GEN_PMCON2); void *etr = (void *)(PMC_BASE_ADDRESS + ETR); uint8_t *spi = (uint8_t *)SPI_BASE_ADDRESS; - struct spi_config cfg; + struct vscc_config cfg; printk(BIOS_SPEW, "%s/%s (0x%p)\n", __FILE__, __func__, unused); @@ -639,14 +633,12 @@ static void finalize_chipset(void *unused) /* Set the CF9 lock. */ write32(etr, read32(etr) | CF9LOCK); - if (mainboard_get_spi_config(&cfg) < 0) { - printk(BIOS_DEBUG, "No SPI lockdown configuration.\n"); + spi_finalize_ops(); + write16(spi + HSFSTS, read16(spi + HSFSTS) | FLOCKDN); + + if (mainboard_get_spi_vscc_config(&cfg) < 0) { + printk(BIOS_DEBUG, "No SPI VSCC configuration.\n"); } else { - write16(spi + PREOP, cfg.preop); - write16(spi + OPTYPE, cfg.optype); - write32(spi + OPMENU0, cfg.opmenu[0]); - write32(spi + OPMENU1, cfg.opmenu[1]); - write16(spi + HSFSTS, read16(spi + HSFSTS) | FLOCKDN); write32(spi + UVSCC, cfg.uvscc); write32(spi + LVSCC, cfg.lvscc | VCL); } |