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Diffstat (limited to 'include/soc/sprd/arch_misc.h')
| -rw-r--r-- | include/soc/sprd/arch_misc.h | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/include/soc/sprd/arch_misc.h b/include/soc/sprd/arch_misc.h new file mode 100644 index 00000000..2696115c --- /dev/null +++ b/include/soc/sprd/arch_misc.h @@ -0,0 +1,171 @@ +/* + * Copyright (C) 2013 Spreadtrum Communications Inc. + * Copyright (C) steve.zhan + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#define SCX35_ALPHA_TAPOUT (0x8300aaaa) +#define SCX35_ALPHA_TAPOUT_MASK (0xFFFFFFFF) + +#define SCX35_BETA_TAPOUT (0x8300a001) +#define SCX35_BETA_TAPOUT_MASK (0xFFFFFFFF) + +#define SCX35G_ALPHA_TAPOUT (0x8730b000) +#define SCX35G_ALPHA_TAPOUT_MASK (0xFFFFF000) + +#define SCX30G2_ALPHA_TAPOUT (0x8730C000) +#define SCX30G2_ALPHA_TAPOUT_MASK (0xFFFFF000) + +#define SCX9630_ALPHA_TAPOUT (0x96300000) +#define SCX9630_ALPHA_TAPOUT_MASK (0xFFFFF000) + +#define SCX35L64_ALPHA_TAPOUT (0x96310000) +#define SCX35L64_ALPHA_TAPOUT_MASK (0xFFFF0000) + +#define SCX9820_ALPHA_TAPOUT (0x96320000) +#define SCX9820_ALPHA_TAPOUT_MASK (0xFFFF0000) + +#define SCX7720_ALPHA_TAPOUT (0x88600000) +#define SCX7720_ALPHA_TAPOUT_MASK (0xFFFF0000) + +#define SCX9830I_ALPHA_TAPOUT (0x6b4c5300) +#define SCX9830I_ALPHA_TAPOUT_MASK (0xFFFFFFFF) + +/** + * sci_get_chip_id - read chip id + * + * + * Return read the chip id + */ +u32 sci_get_chip_id(void); + +/** + * sci_get_ana_chip_id - read a-die chip id + * + * Return the a-die chip id, example: 0X2711A000 + */ +u32 sci_get_ana_chip_id(void); + +#define MASK_ANA_VER ( 0xFFF ) +enum sci_ana_chip_ver { + SC2711AA = 0x000, + SC2711AB = 0x000, /* discard */ + SC2711AC = 0x002, + SC2711BA = 0x100, + SC2713CA = 0xA00, + + /* SC2723 */ + SC2723ES = 0x090, + SC2723TS = 0x0C0, + //TODO: Add more ana chip version here +}; + +/** + * sci_get_ana_chip_ver - read a-die chip version + * + * Return the a-die chip version, example: 0X100 + */ +int sci_get_ana_chip_ver(void); + +/** + * sci_ana_chip_vers_is_compatible + * + * Check if the given "chip_ver" string matches the a-die chip on board + */ +static inline int sci_ana_chip_ver_is_compatible(enum sci_ana_chip_ver compat) +{ + return sci_get_ana_chip_ver() == (u32)compat; +} + +/** + * + * sc_init_chip_id(void) - read chip id from hardware and save it. + * + */ +void __init sc_init_chip_id(void); + +void set_section_ro(unsigned long virt, unsigned long numsections); + + +#define IS_CPU(name, id, mask) \ +static inline int soc_id_is_##name(void) \ +{ \ + pr_info("chip id is %x\n",sci_get_chip_id()); \ + return ((sci_get_chip_id() & mask) == (id & mask)); \ +} + +IS_CPU(sc8735v0, SCX35_ALPHA_TAPOUT, SCX35_ALPHA_TAPOUT_MASK) +IS_CPU(sc8735v1, SCX35_BETA_TAPOUT, SCX35_BETA_TAPOUT_MASK) +IS_CPU(sc8735gv0, SCX35G_ALPHA_TAPOUT, SCX35G_ALPHA_TAPOUT_MASK) +IS_CPU(sc8730g2v0, SCX30G2_ALPHA_TAPOUT, SCX30G2_ALPHA_TAPOUT_MASK) +IS_CPU(sc9631v0, SCX35L64_ALPHA_TAPOUT, SCX35L64_ALPHA_TAPOUT_MASK) +IS_CPU(sc9630v0, SCX9630_ALPHA_TAPOUT, SCX9630_ALPHA_TAPOUT_MASK) +IS_CPU(sc9820v0, SCX9820_ALPHA_TAPOUT, SCX9820_ALPHA_TAPOUT_MASK) +IS_CPU(sc7720v0, SCX7720_ALPHA_TAPOUT, SCX7720_ALPHA_TAPOUT_MASK) +IS_CPU(sc9830iv0, SCX9830I_ALPHA_TAPOUT, SCX9830I_ALPHA_TAPOUT_MASK) + + +/*Driver can use this MACRO to distinguish different chip code */ +#define soc_is_scx35_v0() soc_id_is_sc8735v0() +#define soc_is_scx35_v1() soc_id_is_sc8735v1() +#define soc_is_scx35g_v0() soc_id_is_sc8735gv0() +#define soc_is_scx30g2_v0() soc_id_is_sc8730g2v0() +#define soc_is_scx35l64_v0() soc_id_is_sc9631v0() +#define soc_is_scx9630_v0() soc_id_is_sc9630v0() +#define soc_is_scx9820_v0() soc_id_is_sc9820v0() +#define soc_is_scx7720_v0() soc_id_is_sc7720v0() +#define soc_is_scx9830i_v0() soc_id_is_sc9830iv0() + + +/** +* read value from virtual address. Pls make sure val is not NULL. +* return 0 is successful +*/ +int sci_read_va(ulong vreg, ulong *val); + +/** +* write value to virtual address. if clear_msk is ~0, or_val will fully set to vreg. +* return 0 is successful +*/ +int sci_write_va(ulong vreg, const ulong or_val, const u32 clear_msk); + +/** +* read value from pysical address. Pls make sure val is not NULL. +* return 0 is successful +*/ +int sci_read_pa(ulong preg, ulong *val); + +/** +* write value to pysical address. if clear_msk is ~0, or_val will fully set to paddr. +* return 0 is successful +*/ +int sci_write_pa(ulong paddr, const ulong or_val, const u32 clear_msk); + +#define SPRD_CHIPID_7715 (0x77150000) +#define SPRD_CHIPID_8815 (0X88150000) + +static inline int soc_is_sc7715(void) +{ + unsigned int flag = 0; + flag = sci_get_chip_id() & 0xffff0000; + if ((SPRD_CHIPID_7715 == flag) + ||(SPRD_CHIPID_8815 == flag)) + { + return 1; + } + else + { + pr_err("%s error chip id\n", __func__); + return 0; + } +} |