Introduce various meaningful macros for FSP settings and switch over to use them instead of magic numbers.
Signed-off-by: Bin Meng bmeng.cn@gmail.com ---
arch/x86/cpu/baytrail/fsp_configs.c | 35 +++++----- arch/x86/dts/bayleybay.dts | 17 ++--- arch/x86/dts/baytrail_som-db5800-som-6867.dts | 15 +++-- arch/x86/dts/conga-qeval20-qa3-e3845.dts | 29 ++++---- arch/x86/dts/dfi-bt700.dtsi | 29 ++++---- arch/x86/dts/minnowmax.dts | 29 ++++---- .../include/asm/arch-baytrail/fsp/fsp_configs.h | 77 ++++++++++++++++++++++ .../misc/intel,baytrail-fsp.txt | 74 +++++++-------------- 8 files changed, 181 insertions(+), 124 deletions(-)
diff --git a/arch/x86/cpu/baytrail/fsp_configs.c b/arch/x86/cpu/baytrail/fsp_configs.c index 977d5fe..c48ac07 100644 --- a/arch/x86/cpu/baytrail/fsp_configs.c +++ b/arch/x86/cpu/baytrail/fsp_configs.c @@ -148,10 +148,10 @@ void update_fsp_configs(struct fsp_config_data *config,
fsp_upd->mrc_init_tseg_size = fdtdec_get_int(blob, node, "fsp,mrc-init-tseg-size", - 1); + MRC_INIT_TSEG_SIZE_1MB); fsp_upd->mrc_init_mmio_size = fdtdec_get_int(blob, node, "fsp,mrc-init-mmio-size", - 0x800); + MRC_INIT_MMIO_SIZE_2048MB); fsp_upd->mrc_init_spd_addr1 = fdtdec_get_int(blob, node, "fsp,mrc-init-spd-addr1", 0xa0); @@ -159,7 +159,8 @@ void update_fsp_configs(struct fsp_config_data *config, "fsp,mrc-init-spd-addr2", 0xa2); fsp_upd->emmc_boot_mode = fdtdec_get_int(blob, node, - "fsp,emmc-boot-mode", 2); + "fsp,emmc-boot-mode", + EMMC_BOOT_MODE_EMMC41); fsp_upd->enable_sdio = fdtdec_get_bool(blob, node, "fsp,enable-sdio"); fsp_upd->enable_sdcard = fdtdec_get_bool(blob, node, "fsp,enable-sdcard"); @@ -169,7 +170,8 @@ void update_fsp_configs(struct fsp_config_data *config, "fsp,enable-hsuart1"); fsp_upd->enable_spi = fdtdec_get_bool(blob, node, "fsp,enable-spi"); fsp_upd->enable_sata = fdtdec_get_bool(blob, node, "fsp,enable-sata"); - fsp_upd->sata_mode = fdtdec_get_int(blob, node, "fsp,sata-mode", 1); + fsp_upd->sata_mode = fdtdec_get_int(blob, node, "fsp,sata-mode", + SATA_MODE_AHCI); fsp_upd->enable_azalia = fdtdec_get_bool(blob, node, "fsp,enable-azalia"); fsp_upd->enable_xhci = fdtdec_get_bool(blob, node, "fsp,enable-xhci"); @@ -189,10 +191,11 @@ void update_fsp_configs(struct fsp_config_data *config, fsp_upd->enable_pwm1 = fdtdec_get_bool(blob, node, "fsp,enable-pwm1"); fsp_upd->enable_hsi = fdtdec_get_bool(blob, node, "fsp,enable-hsi"); fsp_upd->igd_dvmt50_pre_alloc = fdtdec_get_int(blob, node, - "fsp,igd-dvmt50-pre-alloc", 2); + "fsp,igd-dvmt50-pre-alloc", IGD_DVMT50_PRE_ALLOC_64MB); fsp_upd->aperture_size = fdtdec_get_int(blob, node, "fsp,aperture-size", - 2); - fsp_upd->gtt_size = fdtdec_get_int(blob, node, "fsp,gtt-size", 2); + APERTURE_SIZE_256MB); + fsp_upd->gtt_size = fdtdec_get_int(blob, node, "fsp,gtt-size", + GTT_SIZE_2MB); fsp_upd->mrc_debug_msg = fdtdec_get_bool(blob, node, "fsp,mrc-debug-msg"); fsp_upd->isp_enable = fdtdec_get_bool(blob, node, "fsp,isp-enable"); @@ -203,7 +206,7 @@ void update_fsp_configs(struct fsp_config_data *config, fsp_upd->txe_uma_enable = fdtdec_get_bool(blob, node, "fsp,txe-uma-enable"); fsp_upd->os_selection = fdtdec_get_int(blob, node, "fsp,os-selection", - 4); + OS_SELECTION_LINUX); fsp_upd->emmc45_ddr50_enabled = fdtdec_get_bool(blob, node, "fsp,emmc45-ddr50-enabled"); fsp_upd->emmc45_hs200_enabled = fdtdec_get_bool(blob, node, @@ -224,30 +227,32 @@ void update_fsp_configs(struct fsp_config_data *config, } else { mem->dram_speed = fdtdec_get_int(blob, node, "fsp,dram-speed", - 0x02); + DRAM_SPEED_1333MTS); mem->dram_type = fdtdec_get_int(blob, node, - "fsp,dram-type", 0x01); + "fsp,dram-type", + DRAM_TYPE_DDR3L); mem->dimm_0_enable = fdtdec_get_bool(blob, node, "fsp,dimm-0-enable"); mem->dimm_1_enable = fdtdec_get_bool(blob, node, "fsp,dimm-1-enable"); mem->dimm_width = fdtdec_get_int(blob, node, "fsp,dimm-width", - 0x00); + DIMM_WIDTH_X8); mem->dimm_density = fdtdec_get_int(blob, node, "fsp,dimm-density", - 0x01); + DIMM_DENSITY_2GBIT); mem->dimm_bus_width = fdtdec_get_int(blob, node, - "fsp,dimm-bus-width", 0x03); + "fsp,dimm-bus-width", + DIMM_BUS_WIDTH_64BITS); mem->dimm_sides = fdtdec_get_int(blob, node, "fsp,dimm-sides", - 0x00); + DIMM_SIDES_1RANKS); mem->dimm_tcl = fdtdec_get_int(blob, node, "fsp,dimm-tcl", 0x09); mem->dimm_trpt_rcd = fdtdec_get_int(blob, node, "fsp,dimm-trpt-rcd", 0x09); mem->dimm_twr = fdtdec_get_int(blob, node, - "fsp,dimm-twr", 0x0A); + "fsp,dimm-twr", 0x0a); mem->dimm_twtr = fdtdec_get_int(blob, node, "fsp,dimm-twtr", 0x05); mem->dimm_trrd = fdtdec_get_int(blob, node, diff --git a/arch/x86/dts/bayleybay.dts b/arch/x86/dts/bayleybay.dts index 1916991..a577b93 100644 --- a/arch/x86/dts/bayleybay.dts +++ b/arch/x86/dts/bayleybay.dts @@ -6,6 +6,7 @@
/dts-v1/;
+#include <asm/arch-baytrail/fsp/fsp_configs.h> #include <dt-bindings/gpio/x86-gpio.h> #include <dt-bindings/interrupt-router/intel-irq.h>
@@ -236,17 +237,17 @@
fsp { compatible = "intel,baytrail-fsp"; - fsp,mrc-init-tseg-size = <1>; - fsp,mrc-init-mmio-size = <0x800>; + fsp,mrc-init-tseg-size = <MRC_INIT_TSEG_SIZE_1MB>; + fsp,mrc-init-mmio-size = <MRC_INIT_MMIO_SIZE_2048MB>; fsp,mrc-init-spd-addr1 = <0xa0>; fsp,mrc-init-spd-addr2 = <0xa2>; - fsp,emmc-boot-mode = <1>; + fsp,emmc-boot-mode = <EMMC_BOOT_MODE_AUTO>; fsp,enable-sdio; fsp,enable-sdcard; fsp,enable-hsuart1; fsp,enable-spi; fsp,enable-sata; - fsp,sata-mode = <1>; + fsp,sata-mode = <SATA_MODE_AHCI>; fsp,enable-lpe; fsp,lpss-sio-enable-pci-mode; fsp,enable-dma0; @@ -260,11 +261,11 @@ fsp,enable-i2c6; fsp,enable-pwm0; fsp,enable-pwm1; - fsp,igd-dvmt50-pre-alloc = <2>; - fsp,aperture-size = <2>; - fsp,gtt-size = <2>; + fsp,igd-dvmt50-pre-alloc = <IGD_DVMT50_PRE_ALLOC_64MB>; + fsp,aperture-size = <APERTURE_SIZE_256MB>; + fsp,gtt-size = <GTT_SIZE_2MB>; fsp,scc-enable-pci-mode; - fsp,os-selection = <4>; + fsp,os-selection = <OS_SELECTION_LINUX>; fsp,emmc45-ddr50-enabled; fsp,emmc45-retune-timer-value = <8>; fsp,enable-igd; diff --git a/arch/x86/dts/baytrail_som-db5800-som-6867.dts b/arch/x86/dts/baytrail_som-db5800-som-6867.dts index 61af636..3fc36f1 100644 --- a/arch/x86/dts/baytrail_som-db5800-som-6867.dts +++ b/arch/x86/dts/baytrail_som-db5800-som-6867.dts @@ -7,6 +7,7 @@
/dts-v1/;
+#include <asm/arch-baytrail/fsp/fsp_configs.h> #include <dt-bindings/gpio/x86-gpio.h> #include <dt-bindings/interrupt-router/intel-irq.h>
@@ -259,13 +260,13 @@
fsp { compatible = "intel,baytrail-fsp"; - fsp,mrc-init-tseg-size = <1>; - fsp,mrc-init-mmio-size = <0x800>; + fsp,mrc-init-tseg-size = <MRC_INIT_TSEG_SIZE_1MB>; + fsp,mrc-init-mmio-size = <MRC_INIT_MMIO_SIZE_2048MB>; fsp,mrc-init-spd-addr1 = <0xa0>; fsp,mrc-init-spd-addr2 = <0xa2>; fsp,enable-spi; fsp,enable-sata; - fsp,sata-mode = <1>; + fsp,sata-mode = <SATA_MODE_AHCI>; fsp,enable-azalia; fsp,lpss-sio-enable-pci-mode; fsp,enable-dma0; @@ -279,11 +280,11 @@ fsp,enable-i2c6; fsp,enable-pwm0; fsp,enable-pwm1; - fsp,igd-dvmt50-pre-alloc = <2>; - fsp,aperture-size = <2>; - fsp,gtt-size = <2>; + fsp,igd-dvmt50-pre-alloc = <IGD_DVMT50_PRE_ALLOC_64MB>; + fsp,aperture-size = <APERTURE_SIZE_256MB>; + fsp,gtt-size = <GTT_SIZE_2MB>; fsp,scc-enable-pci-mode; - fsp,os-selection = <4>; + fsp,os-selection = <OS_SELECTION_LINUX>; fsp,enable-igd; };
diff --git a/arch/x86/dts/conga-qeval20-qa3-e3845.dts b/arch/x86/dts/conga-qeval20-qa3-e3845.dts index 904197a..369cea6 100644 --- a/arch/x86/dts/conga-qeval20-qa3-e3845.dts +++ b/arch/x86/dts/conga-qeval20-qa3-e3845.dts @@ -7,6 +7,7 @@
/dts-v1/;
+#include <asm/arch-baytrail/fsp/fsp_configs.h> #include <dt-bindings/gpio/x86-gpio.h> #include <dt-bindings/interrupt-router/intel-irq.h>
@@ -246,42 +247,42 @@
fsp { compatible = "intel,baytrail-fsp"; - fsp,mrc-init-tseg-size = <1>; - fsp,mrc-init-mmio-size = <0x800>; + fsp,mrc-init-tseg-size = <MRC_INIT_TSEG_SIZE_1MB>; + fsp,mrc-init-mmio-size = <MRC_INIT_MMIO_SIZE_2048MB>; fsp,mrc-init-spd-addr1 = <0xa0>; fsp,mrc-init-spd-addr2 = <0xa2>; - fsp,emmc-boot-mode = <1>; + fsp,emmc-boot-mode = <EMMC_BOOT_MODE_AUTO>; fsp,enable-sdio; fsp,enable-sdcard; fsp,enable-hsuart1; fsp,enable-spi; fsp,enable-sata; - fsp,sata-mode = <1>; + fsp,sata-mode = <SATA_MODE_AHCI>; fsp,enable-lpe; fsp,lpss-sio-enable-pci-mode; fsp,enable-dma0; fsp,enable-dma1; fsp,enable-pwm0; fsp,enable-pwm1; - fsp,igd-dvmt50-pre-alloc = <2>; - fsp,aperture-size = <2>; - fsp,gtt-size = <2>; + fsp,igd-dvmt50-pre-alloc = <IGD_DVMT50_PRE_ALLOC_64MB>; + fsp,aperture-size = <APERTURE_SIZE_256MB>; + fsp,gtt-size = <GTT_SIZE_2MB>; fsp,scc-enable-pci-mode; - fsp,os-selection = <4>; + fsp,os-selection = <OS_SELECTION_LINUX>; fsp,emmc45-ddr50-enabled; fsp,emmc45-retune-timer-value = <8>; fsp,enable-igd; fsp,enable-memory-down; fsp,memory-down-params { compatible = "intel,baytrail-fsp-mdp"; - fsp,dram-speed = <2>; /* 2=1333MHz */ - fsp,dram-type = <1>; /* 1=DDR3L */ + fsp,dram-speed = <DRAM_SPEED_1333MTS>; + fsp,dram-type = <DRAM_TYPE_DDR3L>; fsp,dimm-0-enable; fsp,dimm-1-enable; - fsp,dimm-width = <1>; /* 1=x16, 2=x32 */ - fsp,dimm-density = <2>; /* 2=4Gbit */ - fsp,dimm-bus-width = <3>; /* 3=64bits */ - fsp,dimm-sides = <0>; /* 0=1 ranks -> 0x2b */ + fsp,dimm-width = <DIMM_WIDTH_X16>; + fsp,dimm-density = <DIMM_DENSITY_4GBIT>; + fsp,dimm-bus-width = <DIMM_BUS_WIDTH_64BITS>; + fsp,dimm-sides = <DIMM_SIDES_1RANKS>;
/* These following values might need a re-visit */ fsp,dimm-tcl = <8>; diff --git a/arch/x86/dts/dfi-bt700.dtsi b/arch/x86/dts/dfi-bt700.dtsi index a369e73..33f2a9c 100644 --- a/arch/x86/dts/dfi-bt700.dtsi +++ b/arch/x86/dts/dfi-bt700.dtsi @@ -5,6 +5,7 @@ * SPDX-License-Identifier: GPL-2.0+ */
+#include <asm/arch-baytrail/fsp/fsp_configs.h> #include <dt-bindings/gpio/x86-gpio.h> #include <dt-bindings/interrupt-router/intel-irq.h>
@@ -248,18 +249,18 @@
fsp { compatible = "intel,baytrail-fsp"; - fsp,mrc-init-tseg-size = <1>; - fsp,mrc-init-mmio-size = <0x800>; + fsp,mrc-init-tseg-size = <MRC_INIT_TSEG_SIZE_1MB>; + fsp,mrc-init-mmio-size = <MRC_INIT_MMIO_SIZE_2048MB>; fsp,mrc-init-spd-addr1 = <0xa0>; fsp,mrc-init-spd-addr2 = <0xa2>; - fsp,emmc-boot-mode = <1>; + fsp,emmc-boot-mode = <EMMC_BOOT_MODE_AUTO>; fsp,enable-sdio; fsp,enable-sdcard; fsp,enable-hsuart0; fsp,enable-hsuart1; fsp,enable-spi; fsp,enable-sata; - fsp,sata-mode = <1>; + fsp,sata-mode = <SATA_MODE_AHCI>; fsp,enable-lpe; fsp,lpss-sio-enable-pci-mode; fsp,enable-dma0; @@ -273,24 +274,24 @@ fsp,enable-i2c6; fsp,enable-pwm0; fsp,enable-pwm1; - fsp,igd-dvmt50-pre-alloc = <2>; - fsp,aperture-size = <2>; - fsp,gtt-size = <2>; + fsp,igd-dvmt50-pre-alloc = <IGD_DVMT50_PRE_ALLOC_64MB>; + fsp,aperture-size = <APERTURE_SIZE_256MB>; + fsp,gtt-size = <GTT_SIZE_2MB>; fsp,scc-enable-pci-mode; - fsp,os-selection = <4>; + fsp,os-selection = <OS_SELECTION_LINUX>; fsp,emmc45-ddr50-enabled; fsp,emmc45-retune-timer-value = <8>; fsp,enable-igd; fsp,enable-memory-down; fsp,memory-down-params { compatible = "intel,baytrail-fsp-mdp"; - fsp,dram-speed = <2>; /* 2=1333MHz */ - fsp,dram-type = <1>; /* 1=DDR3L */ + fsp,dram-speed = <DRAM_SPEED_1333MTS>; + fsp,dram-type = <DRAM_TYPE_DDR3L>; fsp,dimm-0-enable; - fsp,dimm-width = <1>; /* 1=x16, 2=x32 */ - fsp,dimm-density = <3>; /* 3=8Gbit */ - fsp,dimm-bus-width = <3>; /* 3=64bits */ - fsp,dimm-sides = <0>; /* 0=1 ranks -> 0x2b */ + fsp,dimm-width = <DIMM_WIDTH_X16>; + fsp,dimm-density = <DIMM_DENSITY_8GBIT>; + fsp,dimm-bus-width = <DIMM_BUS_WIDTH_64BITS>; + fsp,dimm-sides = <DIMM_SIDES_1RANKS>;
/* These following values might need a re-visit */ fsp,dimm-tcl = <8>; diff --git a/arch/x86/dts/minnowmax.dts b/arch/x86/dts/minnowmax.dts index 75d2761..a4e2fa2 100644 --- a/arch/x86/dts/minnowmax.dts +++ b/arch/x86/dts/minnowmax.dts @@ -6,6 +6,7 @@
/dts-v1/;
+#include <asm/arch-baytrail/fsp/fsp_configs.h> #include <dt-bindings/gpio/x86-gpio.h> #include <dt-bindings/interrupt-router/intel-irq.h>
@@ -260,17 +261,17 @@
fsp { compatible = "intel,baytrail-fsp"; - fsp,mrc-init-tseg-size = <1>; - fsp,mrc-init-mmio-size = <0x800>; + fsp,mrc-init-tseg-size = <MRC_INIT_TSEG_SIZE_1MB>; + fsp,mrc-init-mmio-size = <MRC_INIT_MMIO_SIZE_2048MB>; fsp,mrc-init-spd-addr1 = <0xa0>; fsp,mrc-init-spd-addr2 = <0xa2>; - fsp,emmc-boot-mode = <1>; + fsp,emmc-boot-mode = <EMMC_BOOT_MODE_AUTO>; fsp,enable-sdio; fsp,enable-sdcard; fsp,enable-hsuart1; fsp,enable-spi; fsp,enable-sata; - fsp,sata-mode = <1>; + fsp,sata-mode = <SATA_MODE_AHCI>; fsp,enable-lpe; fsp,lpss-sio-enable-pci-mode; fsp,enable-dma0; @@ -284,24 +285,24 @@ fsp,enable-i2c6; fsp,enable-pwm0; fsp,enable-pwm1; - fsp,igd-dvmt50-pre-alloc = <2>; - fsp,aperture-size = <2>; - fsp,gtt-size = <2>; + fsp,igd-dvmt50-pre-alloc = <IGD_DVMT50_PRE_ALLOC_64MB>; + fsp,aperture-size = <APERTURE_SIZE_256MB>; + fsp,gtt-size = <GTT_SIZE_2MB>; fsp,scc-enable-pci-mode; - fsp,os-selection = <4>; + fsp,os-selection = <OS_SELECTION_LINUX>; fsp,emmc45-ddr50-enabled; fsp,emmc45-retune-timer-value = <8>; fsp,enable-igd; fsp,enable-memory-down; fsp,memory-down-params { compatible = "intel,baytrail-fsp-mdp"; - fsp,dram-speed = <1>; - fsp,dram-type = <1>; + fsp,dram-speed = <DRAM_SPEED_1066MTS>; + fsp,dram-type = <DRAM_TYPE_DDR3L>; fsp,dimm-0-enable; - fsp,dimm-width = <1>; - fsp,dimm-density = <2>; - fsp,dimm-bus-width = <3>; - fsp,dimm-sides = <0>; + fsp,dimm-width = <DIMM_WIDTH_X16>; + fsp,dimm-density = <DIMM_DENSITY_4GBIT>; + fsp,dimm-bus-width = <DIMM_BUS_WIDTH_64BITS>; + fsp,dimm-sides = <DIMM_SIDES_1RANKS>; fsp,dimm-tcl = <0xb>; fsp,dimm-trpt-rcd = <0xb>; fsp,dimm-twr = <0xc>; diff --git a/arch/x86/include/asm/arch-baytrail/fsp/fsp_configs.h b/arch/x86/include/asm/arch-baytrail/fsp/fsp_configs.h index e539890..382cb79 100644 --- a/arch/x86/include/asm/arch-baytrail/fsp/fsp_configs.h +++ b/arch/x86/include/asm/arch-baytrail/fsp/fsp_configs.h @@ -7,6 +7,7 @@ #ifndef __FSP_CONFIGS_H__ #define __FSP_CONFIGS_H__
+#ifndef __ASSEMBLY__ struct fsp_config_data { struct fsp_cfg_common common; struct upd_region fsp_upd; @@ -15,5 +16,81 @@ struct fsp_config_data { struct fspinit_rtbuf { struct common_buf common; /* FSP common runtime data structure */ }; +#endif + +/* FSP user configuration settings */ + +#define MRC_INIT_TSEG_SIZE_1MB 1 +#define MRC_INIT_TSEG_SIZE_2MB 2 +#define MRC_INIT_TSEG_SIZE_4MB 4 +#define MRC_INIT_TSEG_SIZE_8MB 8 + +#define MRC_INIT_MMIO_SIZE_1024MB 0x400 +#define MRC_INIT_MMIO_SIZE_1536MB 0x600 +#define MRC_INIT_MMIO_SIZE_2048MB 0x800 + +#define EMMC_BOOT_MODE_DISABLED 0 +#define EMMC_BOOT_MODE_AUTO 1 +#define EMMC_BOOT_MODE_EMMC41 2 +#define EMMC_BOOT_MODE_EMCC45 3 + +#define SATA_MODE_IDE 0 +#define SATA_MODE_AHCI 1 + +#define IGD_DVMT50_PRE_ALLOC_32MB 0x01 +#define IGD_DVMT50_PRE_ALLOC_64MB 0x02 +#define IGD_DVMT50_PRE_ALLOC_96MB 0x03 +#define IGD_DVMT50_PRE_ALLOC_128MB 0x04 +#define IGD_DVMT50_PRE_ALLOC_160MB 0x05 +#define IGD_DVMT50_PRE_ALLOC_192MB 0x06 +#define IGD_DVMT50_PRE_ALLOC_224MB 0x07 +#define IGD_DVMT50_PRE_ALLOC_256MB 0x08 +#define IGD_DVMT50_PRE_ALLOC_288MB 0x09 +#define IGD_DVMT50_PRE_ALLOC_320MB 0x0a +#define IGD_DVMT50_PRE_ALLOC_352MB 0x0b +#define IGD_DVMT50_PRE_ALLOC_384MB 0x0c +#define IGD_DVMT50_PRE_ALLOC_416MB 0x0d +#define IGD_DVMT50_PRE_ALLOC_448MB 0x0e +#define IGD_DVMT50_PRE_ALLOC_480MB 0x0f +#define IGD_DVMT50_PRE_ALLOC_512MB 0x10 + +#define APERTURE_SIZE_128MB 1 +#define APERTURE_SIZE_256MB 2 +#define APERTURE_SIZE_512MB 3 + +#define GTT_SIZE_1MB 1 +#define GTT_SIZE_2MB 2 + +#define OS_SELECTION_ANDROID 1 +#define OS_SELECTION_LINUX 4 + +#define DRAM_SPEED_800MTS 0 +#define DRAM_SPEED_1066MTS 1 +#define DRAM_SPEED_1333MTS 2 +#define DRAM_SPEED_1600MTS 3 + +#define DRAM_TYPE_DDR3 0 +#define DRAM_TYPE_DDR3L 1 +#define DRAM_TYPE_DDR3ECC 2 +#define DRAM_TYPE_LPDDR2 4 +#define DRAM_TYPE_LPDDR3 5 +#define DRAM_TYPE_DDR4 6 + +#define DIMM_WIDTH_X8 0 +#define DIMM_WIDTH_X16 1 +#define DIMM_WIDTH_X32 2 + +#define DIMM_DENSITY_1GBIT 0 +#define DIMM_DENSITY_2GBIT 1 +#define DIMM_DENSITY_4GBIT 2 +#define DIMM_DENSITY_8GBIT 3 + +#define DIMM_BUS_WIDTH_8BITS 0 +#define DIMM_BUS_WIDTH_16BITS 1 +#define DIMM_BUS_WIDTH_32BITS 2 +#define DIMM_BUS_WIDTH_64BITS 3 + +#define DIMM_SIDES_1RANKS 0 +#define DIMM_SIDES_2RANKS 1
#endif /* __FSP_CONFIGS_H__ */ diff --git a/doc/device-tree-bindings/misc/intel,baytrail-fsp.txt b/doc/device-tree-bindings/misc/intel,baytrail-fsp.txt index f40011e..691ae53 100644 --- a/doc/device-tree-bindings/misc/intel,baytrail-fsp.txt +++ b/doc/device-tree-bindings/misc/intel,baytrail-fsp.txt @@ -6,8 +6,8 @@ UPD data for configuring the SoC.
All properties can be found within the `upd-region` struct in arch/x86/include/asm/arch-baytrail/fsp/fsp_vpd.h, under the same names, and in -Intel's FSP Binary Configuration Tool for Bay Trail. This list of properties is -matched up to Intel's E3800 FSPv4 release. +Intel's FSP Binary Configuration Tool for Bay Trail. This list of properties +is matched up to Intel's E3800 FSPv4 release.
# Boolean properties:
@@ -44,8 +44,8 @@ matched up to Intel's E3800 FSPv4 release. - fsp,enable-memory-down
If you set "fsp,enable-memory-down" you are strongly encouraged to provide an -"fsp,memory-down-params{};" to specify how your memory is configured. If you do -not set "fsp,enable-memory-down", then the DIMM SPD information will be +"fsp,memory-down-params{};" to specify how your memory is configured. If you +do not set "fsp,enable-memory-down", then the DIMM SPD information will be discovered by the FSP and used to setup main memory.
@@ -72,41 +72,12 @@ discovered by the FSP and used to setup main memory.
# Integer properties:
- - fsp,dram-speed: - 0x0: "800 MHz" - 0x1: "1066 MHz" - 0x2: "1333 MHz" - 0x3: "1600 MHz" - + - fsp,dram-speed - fsp,dram-type - 0x0: "DDR3" - 0x1: "DDR3L" - 0x2: "DDR3U" - 0x4: "LPDDR2" - 0x5: "LPDDR3" - 0x6: "DDR4" - - fsp,dimm-width - 0x0: "x8" - 0x1: "x16" - 0x2: "x32" - - fsp,dimm-density - 0x0: "1 Gbit" - 0x1: "2 Gbit" - 0x2: "4 Gbit" - 0x3: "8 Gbit" - - fsp,dimm-bus-width - 0x0: "8 bits" - 0x1: "16 bits" - 0x2: "32 bits" - 0x3: "64 bits" - - fsp,dimm-sides - 0x0: "1 rank" - 0x1: "2 ranks" - - fsp,dimm-tcl - fsp,dimm-trpt-rcd - fsp,dimm-twr @@ -116,6 +87,9 @@ discovered by the FSP and used to setup main memory. - fsp,dimm-tfaw };
+For all integer properties, available options are listed in fsp_configs.h in +arch/x86/include/asm/arch-baytrail/fsp directory (eg: MRC_INIT_TSEG_SIZE_1MB). +
Example (from MinnowMax Dual Core): ----------------------------------- @@ -125,18 +99,17 @@ Example (from MinnowMax Dual Core):
fsp { compatible = "intel,baytrail-fsp"; - fsp,mrc-init-tseg-size = <0>; - fsp,mrc-init-mmio-size = <0x800>; + fsp,mrc-init-tseg-size = <MRC_INIT_TSEG_SIZE_1MB>; + fsp,mrc-init-mmio-size = <MRC_INIT_MMIO_SIZE_2048MB>; fsp,mrc-init-spd-addr1 = <0xa0>; fsp,mrc-init-spd-addr2 = <0xa2>; - fsp,emmc-boot-mode = <2>; + fsp,emmc-boot-mode = <EMMC_BOOT_MODE_AUTO>; fsp,enable-sdio; fsp,enable-sdcard; fsp,enable-hsuart1; fsp,enable-spi; fsp,enable-sata; - fsp,sata-mode = <1>; - fsp,enable-xhci; + fsp,sata-mode = <SATA_MODE_AHCI>; fsp,enable-lpe; fsp,lpss-sio-enable-pci-mode; fsp,enable-dma0; @@ -150,27 +123,24 @@ Example (from MinnowMax Dual Core): fsp,enable-i2c6; fsp,enable-pwm0; fsp,enable-pwm1; - fsp,igd-dvmt50-pre-alloc = <2>; - fsp,aperture-size = <2>; - fsp,gtt-size = <2>; - fsp,serial-debug-port-address = <0x3f8>; - fsp,serial-debug-port-type = <1>; - fsp,mrc-debug-msg; + fsp,igd-dvmt50-pre-alloc = <IGD_DVMT50_PRE_ALLOC_64MB>; + fsp,aperture-size = <APERTURE_SIZE_256MB>; + fsp,gtt-size = <GTT_SIZE_2MB>; fsp,scc-enable-pci-mode; - fsp,os-selection = <4>; + fsp,os-selection = <OS_SELECTION_LINUX>; fsp,emmc45-ddr50-enabled; fsp,emmc45-retune-timer-value = <8>; fsp,enable-igd; fsp,enable-memory-down; fsp,memory-down-params { compatible = "intel,baytrail-fsp-mdp"; - fsp,dram-speed = <1>; - fsp,dram-type = <1>; + fsp,dram-speed = <DRAM_SPEED_1066MTS>; + fsp,dram-type = <DRAM_TYPE_DDR3L>; fsp,dimm-0-enable; - fsp,dimm-width = <1>; - fsp,dimm-density = <2>; - fsp,dimm-bus-width = <3>; - fsp,dimm-sides = <0>; + fsp,dimm-width = <DIMM_WIDTH_X16>; + fsp,dimm-density = <DIMM_DENSITY_4GBIT>; + fsp,dimm-bus-width = <DIMM_BUS_WIDTH_64BITS>; + fsp,dimm-sides = <DIMM_SIDES_1RANKS>; fsp,dimm-tcl = <0xb>; fsp,dimm-trpt-rcd = <0xb>; fsp,dimm-twr = <0xc>;