Arthur Heymans has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/36007 )
Change subject: soc/intel/braswell: Use common sb code for SPI lockdown configuration ......................................................................
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 --- M src/mainboard/facebook/fbg1701/w25q64.c M src/mainboard/google/cyan/w25q64.c M src/mainboard/intel/strago/w25q64.c M src/mainboard/portwell/m107/w25q64.c M src/soc/intel/braswell/include/soc/spi.h M src/soc/intel/braswell/southcluster.c 6 files changed, 22 insertions(+), 186 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/07/36007/1
diff --git a/src/mainboard/facebook/fbg1701/w25q64.c b/src/mainboard/facebook/fbg1701/w25q64.c index bc908f0..2f131f4 100644 --- a/src/mainboard/facebook/fbg1701/w25q64.c +++ b/src/mainboard/facebook/fbg1701/w25q64.c @@ -20,57 +20,16 @@ #include <drivers/spi/spi_winbond.h>
/* - * SPI lockdown configuration + * SPI VSCC configuration */ -#define SPI_OPMENU_0 CMD_W25_WRSR /* Write Status Register */ -#define SPI_OPTYPE_0 SPI_OPTYPE_WR_NOADDR /* Write, no address */ - -#define SPI_OPMENU_1 CMD_W25_PP /* BYPR: Byte Program */ -#define SPI_OPTYPE_1 SPI_OPTYPE_WR_ADDR /* Write, address required */ - -#define SPI_OPMENU_2 CMD_W25_READ /* Read Data */ -#define SPI_OPTYPE_2 SPI_OPTYPE_RD_ADDR /* Read, address required */ - -#define SPI_OPMENU_3 CMD_W25_RDSR /* Read Status Register */ -#define SPI_OPTYPE_3 SPI_OPTYPE_RD_NOADDR /* Read, no address */ - -#define SPI_OPMENU_4 CMD_W25_SE /* Sector Erase */ -#define SPI_OPTYPE_4 SPI_OPTYPE_WR_ADDR /* Write, address required */ - -#define SPI_OPMENU_5 CMD_W25_RDID /* Read ID */ -#define SPI_OPTYPE_5 SPI_OPTYPE_RD_NOADDR /* Read, no address */ - -#define SPI_OPMENU_6 CMD_W25_BE /* BE: Block Erase */ -#define SPI_OPTYPE_6 SPI_OPTYPE_WR_ADDR /* Write, address required */ - -#define SPI_OPMENU_7 CMD_W25_FAST_READ /* FAST: Fast Read */ -#define SPI_OPTYPE_7 SPI_OPTYPE_RD_ADDR /* Read, address required */ - -#define SPI_OPPREFIX CMD_W25_WREN /* WREN only to be inline */ - /* with flashrom */ - -#define SPI_OPTYPE ((SPI_OPTYPE_7 << 14) | (SPI_OPTYPE_6 << 12) | \ - (SPI_OPTYPE_5 << 10) | (SPI_OPTYPE_4 << 8) | \ - (SPI_OPTYPE_3 << 6) | (SPI_OPTYPE_2 << 4) | \ - (SPI_OPTYPE_1 << 2) | (SPI_OPTYPE_0 << 0)) - -#define SPI_OPMENU_UPPER ((SPI_OPMENU_7 << 24) | (SPI_OPMENU_6 << 16) | \ - (SPI_OPMENU_5 << 8) | (SPI_OPMENU_4 << 0)) - -#define SPI_OPMENU_LOWER ((SPI_OPMENU_3 << 24) | (SPI_OPMENU_2 << 16) | \ - (SPI_OPMENU_1 << 8) | (SPI_OPMENU_0 << 0)) - #define SPI_VSCC (WG_64_BYTE | EO(0x20) | BES_4_KB)
-static const struct spi_config spi_config = { - .preop = CMD_W25_WREN, - .optype = SPI_OPTYPE, - .opmenu = { SPI_OPMENU_LOWER, SPI_OPMENU_UPPER }, +static const struct vscc_config spi_config = { .lvscc = SPI_VSCC, .uvscc = SPI_VSCC, };
-int mainboard_get_spi_config(struct spi_config *cfg) +int mainboard_get_spi_vscc_config(struct vscc_config *cfg) { memcpy(cfg, &spi_config, sizeof(*cfg));
diff --git a/src/mainboard/google/cyan/w25q64.c b/src/mainboard/google/cyan/w25q64.c index 861a464..5eea802 100644 --- a/src/mainboard/google/cyan/w25q64.c +++ b/src/mainboard/google/cyan/w25q64.c @@ -18,52 +18,16 @@ #include <string.h>
/* - * SPI lockdown configuration W25Q64FW. + * SPI VSCC configuration W25Q64FW. */ -#define SPI_OPMENU_0 0x01 /* WRSR: Write Status Register */ -#define SPI_OPTYPE_0 0x01 /* Write, no address */ - -#define SPI_OPMENU_1 0x02 /* BYPR: Byte Program */ -#define SPI_OPTYPE_1 0x03 /* Write, address required */ - -#define SPI_OPMENU_2 0x03 /* READ: Read Data */ -#define SPI_OPTYPE_2 0x02 /* Read, address required */ - -#define SPI_OPMENU_3 0x05 /* RDSR: Read Status Register */ -#define SPI_OPTYPE_3 0x00 /* Read, no address */ - -#define SPI_OPMENU_4 0x20 /* SE20: Sector Erase 0x20 */ -#define SPI_OPTYPE_4 0x03 /* Write, address required */ - -#define SPI_OPMENU_5 0x9f /* RDID: Read ID */ -#define SPI_OPTYPE_5 0x00 /* Read, no address */ - -#define SPI_OPMENU_6 0xd8 /* BED8: Block Erase 0xd8 */ -#define SPI_OPTYPE_6 0x03 /* Write, address required */ - -#define SPI_OPMENU_7 0x0b /* FAST: Fast Read */ -#define SPI_OPTYPE_7 0x02 /* Read, address required */ - -#define SPI_OPPREFIX ((0x50 << 8) | 0x06) /* EWSR and WREN */ -#define SPI_OPTYPE ((SPI_OPTYPE_7 << 14) | (SPI_OPTYPE_6 << 12) | \ - (SPI_OPTYPE_5 << 10) | (SPI_OPTYPE_4 << 8) | \ - (SPI_OPTYPE_3 << 6) | (SPI_OPTYPE_2 << 4) | \ - (SPI_OPTYPE_1 << 2) | (SPI_OPTYPE_0 << 0)) -#define SPI_OPMENU_UPPER ((SPI_OPMENU_7 << 24) | (SPI_OPMENU_6 << 16) | \ - (SPI_OPMENU_5 << 8) | (SPI_OPMENU_4 << 0)) -#define SPI_OPMENU_LOWER ((SPI_OPMENU_3 << 24) | (SPI_OPMENU_2 << 16) | \ - (SPI_OPMENU_1 << 8) | (SPI_OPMENU_0 << 0)) #define SPI_VSCC (WG_64_BYTE | EO(0x20) | BES_4_KB)
-static const struct spi_config spi_config = { - .preop = SPI_OPPREFIX, - .optype = SPI_OPTYPE, - .opmenu = { SPI_OPMENU_LOWER, SPI_OPMENU_UPPER }, +static const struct vscc_config spi_config = { .lvscc = SPI_VSCC, .uvscc = SPI_VSCC, };
-int mainboard_get_spi_config(struct spi_config *cfg) +int mainboard_get_spi_vscc_config(struct vscc_config *cfg) { memcpy(cfg, &spi_config, sizeof(*cfg));
diff --git a/src/mainboard/intel/strago/w25q64.c b/src/mainboard/intel/strago/w25q64.c index 861a464..5598de4 100644 --- a/src/mainboard/intel/strago/w25q64.c +++ b/src/mainboard/intel/strago/w25q64.c @@ -18,52 +18,17 @@ #include <string.h>
/* - * SPI lockdown configuration W25Q64FW. + * SPI VSCC configuration W25Q64FW. */ -#define SPI_OPMENU_0 0x01 /* WRSR: Write Status Register */ -#define SPI_OPTYPE_0 0x01 /* Write, no address */
-#define SPI_OPMENU_1 0x02 /* BYPR: Byte Program */ -#define SPI_OPTYPE_1 0x03 /* Write, address required */ - -#define SPI_OPMENU_2 0x03 /* READ: Read Data */ -#define SPI_OPTYPE_2 0x02 /* Read, address required */ - -#define SPI_OPMENU_3 0x05 /* RDSR: Read Status Register */ -#define SPI_OPTYPE_3 0x00 /* Read, no address */ - -#define SPI_OPMENU_4 0x20 /* SE20: Sector Erase 0x20 */ -#define SPI_OPTYPE_4 0x03 /* Write, address required */ - -#define SPI_OPMENU_5 0x9f /* RDID: Read ID */ -#define SPI_OPTYPE_5 0x00 /* Read, no address */ - -#define SPI_OPMENU_6 0xd8 /* BED8: Block Erase 0xd8 */ -#define SPI_OPTYPE_6 0x03 /* Write, address required */ - -#define SPI_OPMENU_7 0x0b /* FAST: Fast Read */ -#define SPI_OPTYPE_7 0x02 /* Read, address required */ - -#define SPI_OPPREFIX ((0x50 << 8) | 0x06) /* EWSR and WREN */ -#define SPI_OPTYPE ((SPI_OPTYPE_7 << 14) | (SPI_OPTYPE_6 << 12) | \ - (SPI_OPTYPE_5 << 10) | (SPI_OPTYPE_4 << 8) | \ - (SPI_OPTYPE_3 << 6) | (SPI_OPTYPE_2 << 4) | \ - (SPI_OPTYPE_1 << 2) | (SPI_OPTYPE_0 << 0)) -#define SPI_OPMENU_UPPER ((SPI_OPMENU_7 << 24) | (SPI_OPMENU_6 << 16) | \ - (SPI_OPMENU_5 << 8) | (SPI_OPMENU_4 << 0)) -#define SPI_OPMENU_LOWER ((SPI_OPMENU_3 << 24) | (SPI_OPMENU_2 << 16) | \ - (SPI_OPMENU_1 << 8) | (SPI_OPMENU_0 << 0)) #define SPI_VSCC (WG_64_BYTE | EO(0x20) | BES_4_KB)
-static const struct spi_config spi_config = { - .preop = SPI_OPPREFIX, - .optype = SPI_OPTYPE, - .opmenu = { SPI_OPMENU_LOWER, SPI_OPMENU_UPPER }, +static const struct vscc_config spi_config = { .lvscc = SPI_VSCC, .uvscc = SPI_VSCC, };
-int mainboard_get_spi_config(struct spi_config *cfg) +int mainboard_get_spi_vscc_config(struct vscc_config *cfg) { memcpy(cfg, &spi_config, sizeof(*cfg));
diff --git a/src/mainboard/portwell/m107/w25q64.c b/src/mainboard/portwell/m107/w25q64.c index bc908f0..2f131f4 100644 --- a/src/mainboard/portwell/m107/w25q64.c +++ b/src/mainboard/portwell/m107/w25q64.c @@ -20,57 +20,16 @@ #include <drivers/spi/spi_winbond.h>
/* - * SPI lockdown configuration + * SPI VSCC configuration */ -#define SPI_OPMENU_0 CMD_W25_WRSR /* Write Status Register */ -#define SPI_OPTYPE_0 SPI_OPTYPE_WR_NOADDR /* Write, no address */ - -#define SPI_OPMENU_1 CMD_W25_PP /* BYPR: Byte Program */ -#define SPI_OPTYPE_1 SPI_OPTYPE_WR_ADDR /* Write, address required */ - -#define SPI_OPMENU_2 CMD_W25_READ /* Read Data */ -#define SPI_OPTYPE_2 SPI_OPTYPE_RD_ADDR /* Read, address required */ - -#define SPI_OPMENU_3 CMD_W25_RDSR /* Read Status Register */ -#define SPI_OPTYPE_3 SPI_OPTYPE_RD_NOADDR /* Read, no address */ - -#define SPI_OPMENU_4 CMD_W25_SE /* Sector Erase */ -#define SPI_OPTYPE_4 SPI_OPTYPE_WR_ADDR /* Write, address required */ - -#define SPI_OPMENU_5 CMD_W25_RDID /* Read ID */ -#define SPI_OPTYPE_5 SPI_OPTYPE_RD_NOADDR /* Read, no address */ - -#define SPI_OPMENU_6 CMD_W25_BE /* BE: Block Erase */ -#define SPI_OPTYPE_6 SPI_OPTYPE_WR_ADDR /* Write, address required */ - -#define SPI_OPMENU_7 CMD_W25_FAST_READ /* FAST: Fast Read */ -#define SPI_OPTYPE_7 SPI_OPTYPE_RD_ADDR /* Read, address required */ - -#define SPI_OPPREFIX CMD_W25_WREN /* WREN only to be inline */ - /* with flashrom */ - -#define SPI_OPTYPE ((SPI_OPTYPE_7 << 14) | (SPI_OPTYPE_6 << 12) | \ - (SPI_OPTYPE_5 << 10) | (SPI_OPTYPE_4 << 8) | \ - (SPI_OPTYPE_3 << 6) | (SPI_OPTYPE_2 << 4) | \ - (SPI_OPTYPE_1 << 2) | (SPI_OPTYPE_0 << 0)) - -#define SPI_OPMENU_UPPER ((SPI_OPMENU_7 << 24) | (SPI_OPMENU_6 << 16) | \ - (SPI_OPMENU_5 << 8) | (SPI_OPMENU_4 << 0)) - -#define SPI_OPMENU_LOWER ((SPI_OPMENU_3 << 24) | (SPI_OPMENU_2 << 16) | \ - (SPI_OPMENU_1 << 8) | (SPI_OPMENU_0 << 0)) - #define SPI_VSCC (WG_64_BYTE | EO(0x20) | BES_4_KB)
-static const struct spi_config spi_config = { - .preop = CMD_W25_WREN, - .optype = SPI_OPTYPE, - .opmenu = { SPI_OPMENU_LOWER, SPI_OPMENU_UPPER }, +static const struct vscc_config spi_config = { .lvscc = SPI_VSCC, .uvscc = SPI_VSCC, };
-int mainboard_get_spi_config(struct spi_config *cfg) +int mainboard_get_spi_vscc_config(struct vscc_config *cfg) { memcpy(cfg, &spi_config, sizeof(*cfg));
diff --git a/src/soc/intel/braswell/include/soc/spi.h b/src/soc/intel/braswell/include/soc/spi.h index 2d27545..ddbe7b9 100644 --- a/src/soc/intel/braswell/include/soc/spi.h +++ b/src/soc/intel/braswell/include/soc/spi.h @@ -60,17 +60,14 @@ # 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 c233dc8..8b13fd0 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 @@ .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 @@ 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 @@ /* 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); }