diff options
author | AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> | 2023-04-12 16:12:16 +0300 |
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committer | Matthias Brugger <matthias.bgg@gmail.com> | 2023-05-29 16:26:44 +0300 |
commit | b7f61f9c7ec402633c10f6456415cab04d3838d5 (patch) | |
tree | a538d50ddad2f56317ab36dde4eb3754bf5a73f3 | |
parent | 10f5c409a81a327743f15441f7fed3975e7a5a0f (diff) | |
download | linux-b7f61f9c7ec402633c10f6456415cab04d3838d5.tar.xz |
soc: mediatek: pwrap: Add support for MT6795 Helio X10
Add the necessary bits to support the MT6795 Helio X10 smartphone SoC:
this is always paired with a MT6331 PMIC, with MT6332 companion.
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Alexandre Mergnat <amergnat@baylibre.com>
Link: https://lore.kernel.org/r/20230412131216.198313-7-angelogioacchino.delregno@collabora.com
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
-rw-r--r-- | drivers/soc/mediatek/mtk-pmic-wrap.c | 136 |
1 files changed, 135 insertions, 1 deletions
diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c index ceeac43f7bd1..11095b8de71a 100644 --- a/drivers/soc/mediatek/mtk-pmic-wrap.c +++ b/drivers/soc/mediatek/mtk-pmic-wrap.c @@ -639,6 +639,91 @@ static int mt6779_regs[] = { [PWRAP_WACS2_VLDCLR] = 0xC28, }; +static int mt6795_regs[] = { + [PWRAP_MUX_SEL] = 0x0, + [PWRAP_WRAP_EN] = 0x4, + [PWRAP_DIO_EN] = 0x8, + [PWRAP_SIDLY] = 0xc, + [PWRAP_RDDMY] = 0x10, + [PWRAP_SI_CK_CON] = 0x14, + [PWRAP_CSHEXT_WRITE] = 0x18, + [PWRAP_CSHEXT_READ] = 0x1c, + [PWRAP_CSLEXT_START] = 0x20, + [PWRAP_CSLEXT_END] = 0x24, + [PWRAP_STAUPD_PRD] = 0x28, + [PWRAP_STAUPD_GRPEN] = 0x2c, + [PWRAP_EINT_STA0_ADR] = 0x30, + [PWRAP_EINT_STA1_ADR] = 0x34, + [PWRAP_STAUPD_MAN_TRIG] = 0x40, + [PWRAP_STAUPD_STA] = 0x44, + [PWRAP_WRAP_STA] = 0x48, + [PWRAP_HARB_INIT] = 0x4c, + [PWRAP_HARB_HPRIO] = 0x50, + [PWRAP_HIPRIO_ARB_EN] = 0x54, + [PWRAP_HARB_STA0] = 0x58, + [PWRAP_HARB_STA1] = 0x5c, + [PWRAP_MAN_EN] = 0x60, + [PWRAP_MAN_CMD] = 0x64, + [PWRAP_MAN_RDATA] = 0x68, + [PWRAP_MAN_VLDCLR] = 0x6c, + [PWRAP_WACS0_EN] = 0x70, + [PWRAP_INIT_DONE0] = 0x74, + [PWRAP_WACS0_CMD] = 0x78, + [PWRAP_WACS0_RDATA] = 0x7c, + [PWRAP_WACS0_VLDCLR] = 0x80, + [PWRAP_WACS1_EN] = 0x84, + [PWRAP_INIT_DONE1] = 0x88, + [PWRAP_WACS1_CMD] = 0x8c, + [PWRAP_WACS1_RDATA] = 0x90, + [PWRAP_WACS1_VLDCLR] = 0x94, + [PWRAP_WACS2_EN] = 0x98, + [PWRAP_INIT_DONE2] = 0x9c, + [PWRAP_WACS2_CMD] = 0xa0, + [PWRAP_WACS2_RDATA] = 0xa4, + [PWRAP_WACS2_VLDCLR] = 0xa8, + [PWRAP_INT_EN] = 0xac, + [PWRAP_INT_FLG_RAW] = 0xb0, + [PWRAP_INT_FLG] = 0xb4, + [PWRAP_INT_CLR] = 0xb8, + [PWRAP_SIG_ADR] = 0xbc, + [PWRAP_SIG_MODE] = 0xc0, + [PWRAP_SIG_VALUE] = 0xc4, + [PWRAP_SIG_ERRVAL] = 0xc8, + [PWRAP_CRC_EN] = 0xcc, + [PWRAP_TIMER_EN] = 0xd0, + [PWRAP_TIMER_STA] = 0xd4, + [PWRAP_WDT_UNIT] = 0xd8, + [PWRAP_WDT_SRC_EN] = 0xdc, + [PWRAP_WDT_FLG] = 0xe0, + [PWRAP_DEBUG_INT_SEL] = 0xe4, + [PWRAP_DVFS_ADR0] = 0xe8, + [PWRAP_DVFS_WDATA0] = 0xec, + [PWRAP_DVFS_ADR1] = 0xf0, + [PWRAP_DVFS_WDATA1] = 0xf4, + [PWRAP_DVFS_ADR2] = 0xf8, + [PWRAP_DVFS_WDATA2] = 0xfc, + [PWRAP_DVFS_ADR3] = 0x100, + [PWRAP_DVFS_WDATA3] = 0x104, + [PWRAP_DVFS_ADR4] = 0x108, + [PWRAP_DVFS_WDATA4] = 0x10c, + [PWRAP_DVFS_ADR5] = 0x110, + [PWRAP_DVFS_WDATA5] = 0x114, + [PWRAP_DVFS_ADR6] = 0x118, + [PWRAP_DVFS_WDATA6] = 0x11c, + [PWRAP_DVFS_ADR7] = 0x120, + [PWRAP_DVFS_WDATA7] = 0x124, + [PWRAP_SPMINF_STA] = 0x128, + [PWRAP_CIPHER_KEY_SEL] = 0x12c, + [PWRAP_CIPHER_IV_SEL] = 0x130, + [PWRAP_CIPHER_EN] = 0x134, + [PWRAP_CIPHER_RDY] = 0x138, + [PWRAP_CIPHER_MODE] = 0x13c, + [PWRAP_CIPHER_SWRST] = 0x140, + [PWRAP_DCM_EN] = 0x144, + [PWRAP_DCM_DBC_PRD] = 0x148, + [PWRAP_EXT_CK] = 0x14c, +}; + static int mt6797_regs[] = { [PWRAP_MUX_SEL] = 0x0, [PWRAP_WRAP_EN] = 0x4, @@ -1230,6 +1315,7 @@ enum pwrap_type { PWRAP_MT2701, PWRAP_MT6765, PWRAP_MT6779, + PWRAP_MT6795, PWRAP_MT6797, PWRAP_MT6873, PWRAP_MT7622, @@ -1650,6 +1736,20 @@ static void pwrap_init_chip_select_ext(struct pmic_wrapper *wrp, u8 hext_write, static int pwrap_common_init_reg_clock(struct pmic_wrapper *wrp) { switch (wrp->master->type) { + case PWRAP_MT6795: + if (wrp->slave->type == PMIC_MT6331) { + const u32 *dew_regs = wrp->slave->dew_regs; + + pwrap_write(wrp, dew_regs[PWRAP_DEW_RDDMY_NO], 0x8); + + if (wrp->slave->comp_type == PMIC_MT6332) { + dew_regs = wrp->slave->comp_dew_regs; + pwrap_write(wrp, dew_regs[PWRAP_DEW_RDDMY_NO], 0x8); + } + } + pwrap_writel(wrp, 0x88, PWRAP_RDDMY); + pwrap_init_chip_select_ext(wrp, 15, 15, 15, 15); + break; case PWRAP_MT8173: pwrap_init_chip_select_ext(wrp, 0, 4, 2, 2); break; @@ -1744,6 +1844,7 @@ static int pwrap_init_cipher(struct pmic_wrapper *wrp) case PWRAP_MT2701: case PWRAP_MT6765: case PWRAP_MT6779: + case PWRAP_MT6795: case PWRAP_MT6797: case PWRAP_MT8173: case PWRAP_MT8186: @@ -1914,6 +2015,19 @@ static int pwrap_mt2701_init_soc_specific(struct pmic_wrapper *wrp) return 0; } +static int pwrap_mt6795_init_soc_specific(struct pmic_wrapper *wrp) +{ + pwrap_writel(wrp, 0xf, PWRAP_STAUPD_GRPEN); + + if (wrp->slave->type == PMIC_MT6331) + pwrap_writel(wrp, 0x1b4, PWRAP_EINT_STA0_ADR); + + if (wrp->slave->comp_type == PMIC_MT6332) + pwrap_writel(wrp, 0x8112, PWRAP_EINT_STA1_ADR); + + return 0; +} + static int pwrap_mt7622_init_soc_specific(struct pmic_wrapper *wrp) { pwrap_writel(wrp, 0, PWRAP_STAUPD_PRD); @@ -1949,10 +2063,16 @@ static int pwrap_init(struct pmic_wrapper *wrp) if (wrp->rstc_bridge) reset_control_reset(wrp->rstc_bridge); - if (wrp->master->type == PWRAP_MT8173) { + switch (wrp->master->type) { + case PWRAP_MT6795: + fallthrough; + case PWRAP_MT8173: /* Enable DCM */ pwrap_writel(wrp, 3, PWRAP_DCM_EN); pwrap_writel(wrp, 0, PWRAP_DCM_DBC_PRD); + break; + default: + break; } if (HAS_CAP(wrp->slave->caps, PWRAP_SLV_CAP_SPI)) { @@ -2185,6 +2305,19 @@ static const struct pmic_wrapper_type pwrap_mt6779 = { .init_soc_specific = NULL, }; +static const struct pmic_wrapper_type pwrap_mt6795 = { + .regs = mt6795_regs, + .type = PWRAP_MT6795, + .arb_en_all = 0x3f, + .int_en_all = ~(u32)(BIT(31) | BIT(2) | BIT(1)), + .int1_en_all = 0, + .spi_w = PWRAP_MAN_CMD_SPI_WRITE, + .wdt_src = PWRAP_WDT_SRC_MASK_NO_STAUPD, + .caps = PWRAP_CAP_RESET | PWRAP_CAP_DCM, + .init_reg_clock = pwrap_common_init_reg_clock, + .init_soc_specific = pwrap_mt6795_init_soc_specific, +}; + static const struct pmic_wrapper_type pwrap_mt6797 = { .regs = mt6797_regs, .type = PWRAP_MT6797, @@ -2318,6 +2451,7 @@ static const struct of_device_id of_pwrap_match_tbl[] = { { .compatible = "mediatek,mt2701-pwrap", .data = &pwrap_mt2701 }, { .compatible = "mediatek,mt6765-pwrap", .data = &pwrap_mt6765 }, { .compatible = "mediatek,mt6779-pwrap", .data = &pwrap_mt6779 }, + { .compatible = "mediatek,mt6795-pwrap", .data = &pwrap_mt6795 }, { .compatible = "mediatek,mt6797-pwrap", .data = &pwrap_mt6797 }, { .compatible = "mediatek,mt6873-pwrap", .data = &pwrap_mt6873 }, { .compatible = "mediatek,mt7622-pwrap", .data = &pwrap_mt7622 }, |