On 14/03/2024 12:11, Amrit Anand wrote: > Update existing documentation for qcom,msm-id (interchangeably: > qcom,soc-id) and qcom,board-id. Add support for qcom,pmic-id, qcom,oem-id > to support multi-DTB selection on Qualcomm's boards. > > "qcom,soc-id", "qcom,board-id" and "qcom,pmic-id" are tuples of two 32-bit > values. The "qcom,oem-id" is a tuple of one 32-bit value. > Introduce macros to help generate SOC, board, PMIC and OEM identifiers. > QCOM_SOC_ID and QCOM_SOC_REVISION can be used to generate qcom,msm-id. > QCOM_BOARD_ID and QCOM_BOARD_SUBTYPE can be used to generate qcom,board-id. > QCOM_PMIC_SID and QCOM_PMIC_MODEL can be used to generate qcom,pmic-id. > QCOM_OEM_ID can be used to generate qcom,oem-id. > > Add entries for different types of SoC, boards, DDR type, Boot device > type which are currently used by Qualcomm based bootloader. > > Signed-off-by: Amrit Anand <quic_amrianan@xxxxxxxxxxx> > --- > include/dt-bindings/arm/qcom,ids.h | 86 ++++++++++++++++++++++++++++++++++---- > 1 file changed, 77 insertions(+), 9 deletions(-) > > diff --git a/include/dt-bindings/arm/qcom,ids.h b/include/dt-bindings/arm/qcom,ids.h > index f724834..dc24151 100644 > --- a/include/dt-bindings/arm/qcom,ids.h > +++ b/include/dt-bindings/arm/qcom,ids.h > @@ -8,9 +8,14 @@ > #define _DT_BINDINGS_ARM_QCOM_IDS_H > > /* > - * The MSM chipset and hardware revision used by Qualcomm bootloaders, DTS for > - * older chipsets (qcom,msm-id) and in socinfo driver: > + * The MSM chipset ID (soc-id) used by Qualcomm bootloaders, > + * and in socinfo driver: > + * where, "a" indicates Qualcomm supported chipsets, example MSM8260, MSM8660 etc > */ > + > +#define QCOM_SOC_ID(a) ((QCOM_ID_##a) && 0xffff) How is QCOM_SOC_ID(SC7280) ever better than QCOM_ID_SC7280? What does this mask give you? It's going into a 32-bit field and not being OR'd with anything else... > + > + > #define QCOM_ID_MSM8260 70 > #define QCOM_ID_MSM8660 71 > #define QCOM_ID_APQ8060 86 > @@ -266,16 +271,79 @@ > #define QCOM_ID_IPQ5302 595 > #define QCOM_ID_IPQ5300 624 > > + /* The SOC revision used by Qualcomm bootloaders (soc-revision) */ > + > +#define QCOM_SOC_REVISION(a) (a & 0xff) > + > /* > - * The board type and revision information, used by Qualcomm bootloaders and > - * DTS for older chipsets (qcom,board-id): > + * The board type and revision information (board-id), used by Qualcomm bootloaders > + * where, "a" indicates board type which can be either MTP, QRD etc > */ > + > #define QCOM_BOARD_ID(a, major, minor) \ > - (((major & 0xff) << 16) | ((minor & 0xff) << 8) | QCOM_BOARD_ID_##a) > + (((major & 0xff) << 16) | ((minor & 0xff) << 8) | ((QCOM_BOARD_ID_##a) & 0xff)) > + > +#define QCOM_BOARD_ID_MTP 0x8 > +#define QCOM_BOARD_ID_LIQUID 0x9 > +#define QCOM_BOARD_ID_DRAGONBOARD 0xA > +#define QCOM_BOARD_ID_QRD 0x11 This replaces the previous definition of QCOM_BOARD_ID_QRD which was decimal 11, now you're defining it as hex 0x11? I'm guessing this was a typo. > +#define QCOM_BOARD_ID_ADP 0x19 > +#define QCOM_BOARD_ID_HDK 0x1F > +#define QCOM_BOARD_ID_ATP 0x21 > +#define QCOM_BOARD_ID_IDP 0x22 > +#define QCOM_BOARD_ID_SBC 0x24 > +#define QCOM_BOARD_ID_QXR 0x26 > +#define QCOM_BOARD_ID_X100 0x26 > +#define QCOM_BOARD_ID_CRD 0x28 > + > +/* > + * The platform subtype is used by Qualcomm bootloaders and > + * DTS (board-subtype) > + * where, "a" indicates boot device type, it can be EMMC, > + * UFS, NAND or OTHER (which can be used for default). > + * "b" indicates DDR type which can be 128MB, 256MB, > + * 512MB, 1024MB, 2048MB, 3072MB, 4096MB or ANY > + * (which can be used for default). > + */ > +#define QCOM_BOARD_SUBTYPE(a, b, SUBTYPE) \ > + (((QCOM_BOARD_BOOT_##a & 0xf) << 16) | ((QCOM_BOARD_DDRTYPE_##b & 0x7) << 8) | \ > + (SUBTYPE & 0xff)) > + > +/* Board DDR Type where each value indicates higher limit */ > +#define QCOM_BOARD_DDRTYPE_ANY 0x0 > +#define QCOM_BOARD_DDRTYPE_128M 0x1 > +#define QCOM_BOARD_DDRTYPE_256M 0x2 > +#define QCOM_BOARD_DDRTYPE_512M 0x3 > +#define QCOM_BOARD_DDRTYPE_1024M 0x4 > +#define QCOM_BOARD_DDRTYPE_2048M 0x5 > +#define QCOM_BOARD_DDRTYPE_3072M 0x6 > +#define QCOM_BOARD_DDRTYPE_4096M 0x7 > > -#define QCOM_BOARD_ID_MTP 8 > -#define QCOM_BOARD_ID_DRAGONBOARD 10 > -#define QCOM_BOARD_ID_QRD 11 > -#define QCOM_BOARD_ID_SBC 24 > +/* Board Boot Device Type */ > +#define QCOM_BOARD_BOOT_EMMC 0x0 > +#define QCOM_BOARD_BOOT_UFS 0x1 > +#define QCOM_BOARD_BOOT_NAND 0x2 > +#define QCOM_BOARD_BOOT_OTHER 0x3 > + > +/* > + * The PMIC slave id is used by Qualcomm bootloaders to > + * indicates which PMIC is attached (pmic-sid) > + */ > + > +#define QCOM_PMIC_SID(a) (a & 0xff) > + > +/* > + * The PMIC ID is used by Qualcomm bootloaders to describe the ID > + * of PMIC attached to bus described by SID (pmic-model) > + */ > + > +#define QCOM_PMIC_MODEL(ID, major, minor) \ > + (((major & 0xff) << 16) | ((minor & 0xff) << 8) | (ID & 0xff)) > + > +/* > + * The OEM ID consists of 32 bit value to support OEM boards where they > + * have slight differences on top of Qualcomm's standard boards > + */ > +#define QCOM_OEM_ID(a) (a & 0xffffffff) > > #endif /* _DT_BINDINGS_ARM_QCOM_IDS_H */ -- // Caleb (they/them)