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soc: mediatek: pwrap: add pwrap driver for MT8186 SoC

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MT8186 are highly integrated SoC and use PMIC_MT6366 for
power management. This patch adds pwrap master driver to
access PMIC_MT6366.

Acked-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: Johnson Wang <johnson.wang@mediatek.com>
Link: https://lore.kernel.org/r/20220207083034.15327-2-johnson.wang@mediatek.com
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
This commit is contained in:
Johnson Wang 2022-02-07 16:30:33 +08:00 committed by Matthias Brugger
parent 831785f0e5
commit 83a7175cbe
1 changed files with 71 additions and 0 deletions
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71
drivers/soc/mediatek/mtk-pmic-wrap.c
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@ -30,6 +30,7 @@
#define PWRAP_GET_WACS_REQ(x) (((x) >> 19) & 0x00000001)
#define PWRAP_STATE_SYNC_IDLE0 BIT(20)
#define PWRAP_STATE_INIT_DONE0 BIT(21)
#define PWRAP_STATE_INIT_DONE0_MT8186 BIT(22)
#define PWRAP_STATE_INIT_DONE1 BIT(15)
/* macro for WACS FSM */
@ -77,6 +78,7 @@
#define PWRAP_CAP_INT1_EN BIT(3)
#define PWRAP_CAP_WDT_SRC1 BIT(4)
#define PWRAP_CAP_ARB BIT(5)
#define PWRAP_CAP_ARB_MT8186 BIT(8)
/* defines for slave device wrapper registers */
enum dew_regs {
@ -1063,6 +1065,55 @@ static int mt8516_regs[] = {
[PWRAP_MSB_FIRST] = 0x170,
};
static int mt8186_regs[] = {
[PWRAP_MUX_SEL] = 0x0,
[PWRAP_WRAP_EN] = 0x4,
[PWRAP_DIO_EN] = 0x8,
[PWRAP_RDDMY] = 0x20,
[PWRAP_CSHEXT_WRITE] = 0x24,
[PWRAP_CSHEXT_READ] = 0x28,
[PWRAP_CSLEXT_WRITE] = 0x2C,
[PWRAP_CSLEXT_READ] = 0x30,
[PWRAP_EXT_CK_WRITE] = 0x34,
[PWRAP_STAUPD_CTRL] = 0x3C,
[PWRAP_STAUPD_GRPEN] = 0x40,
[PWRAP_EINT_STA0_ADR] = 0x44,
[PWRAP_EINT_STA1_ADR] = 0x48,
[PWRAP_INT_CLR] = 0xC8,
[PWRAP_INT_FLG] = 0xC4,
[PWRAP_MAN_EN] = 0x7C,
[PWRAP_MAN_CMD] = 0x80,
[PWRAP_WACS0_EN] = 0x8C,
[PWRAP_WACS1_EN] = 0x94,
[PWRAP_WACS2_EN] = 0x9C,
[PWRAP_INIT_DONE0] = 0x90,
[PWRAP_INIT_DONE1] = 0x98,
[PWRAP_INIT_DONE2] = 0xA0,
[PWRAP_INT_EN] = 0xBC,
[PWRAP_INT1_EN] = 0xCC,
[PWRAP_INT1_FLG] = 0xD4,
[PWRAP_INT1_CLR] = 0xD8,
[PWRAP_TIMER_EN] = 0xF0,
[PWRAP_WDT_UNIT] = 0xF8,
[PWRAP_WDT_SRC_EN] = 0xFC,
[PWRAP_WDT_SRC_EN_1] = 0x100,
[PWRAP_WDT_FLG] = 0x104,
[PWRAP_SPMINF_STA] = 0x1B4,
[PWRAP_DCM_EN] = 0x1EC,
[PWRAP_DCM_DBC_PRD] = 0x1F0,
[PWRAP_GPSINF_0_STA] = 0x204,
[PWRAP_GPSINF_1_STA] = 0x208,
[PWRAP_WACS0_CMD] = 0xC00,
[PWRAP_WACS0_RDATA] = 0xC04,
[PWRAP_WACS0_VLDCLR] = 0xC08,
[PWRAP_WACS1_CMD] = 0xC10,
[PWRAP_WACS1_RDATA] = 0xC14,
[PWRAP_WACS1_VLDCLR] = 0xC18,
[PWRAP_WACS2_CMD] = 0xC20,
[PWRAP_WACS2_RDATA] = 0xC24,
[PWRAP_WACS2_VLDCLR] = 0xC28,
};
enum pmic_type {
PMIC_MT6323,
PMIC_MT6351,
@ -1083,6 +1134,7 @@ enum pwrap_type {
PWRAP_MT8135,
PWRAP_MT8173,
PWRAP_MT8183,
PWRAP_MT8186,
PWRAP_MT8195,
PWRAP_MT8516,
};
@ -1535,6 +1587,7 @@ static int pwrap_init_cipher(struct pmic_wrapper *wrp)
case PWRAP_MT6779:
case PWRAP_MT6797:
case PWRAP_MT8173:
case PWRAP_MT8186:
case PWRAP_MT8516:
pwrap_writel(wrp, 1, PWRAP_CIPHER_EN);
break;
@ -2069,6 +2122,19 @@ static struct pmic_wrapper_type pwrap_mt8516 = {
.init_soc_specific = NULL,
};
static struct pmic_wrapper_type pwrap_mt8186 = {
.regs = mt8186_regs,
.type = PWRAP_MT8186,
.arb_en_all = 0xfb27f,
.int_en_all = 0xfffffffe, /* disable WatchDog Timeout for bit 1 */
.int1_en_all = 0x000017ff, /* disable Matching interrupt for bit 13 */
.spi_w = PWRAP_MAN_CMD_SPI_WRITE,
.wdt_src = PWRAP_WDT_SRC_MASK_ALL,
.caps = PWRAP_CAP_INT1_EN | PWRAP_CAP_ARB_MT8186,
.init_reg_clock = pwrap_common_init_reg_clock,
.init_soc_specific = NULL,
};
static const struct of_device_id of_pwrap_match_tbl[] = {
{
.compatible = "mediatek,mt2701-pwrap",
@ -2097,6 +2163,9 @@ static const struct of_device_id of_pwrap_match_tbl[] = {
}, {
.compatible = "mediatek,mt8183-pwrap",
.data = &pwrap_mt8183,
}, {
.compatible = "mediatek,mt8186-pwrap",
.data = &pwrap_mt8186,
}, {
.compatible = "mediatek,mt8195-pwrap",
.data = &pwrap_mt8195,
@ -2209,6 +2278,8 @@ static int pwrap_probe(struct platform_device *pdev)
if (HAS_CAP(wrp->master->caps, PWRAP_CAP_ARB))
mask_done = PWRAP_STATE_INIT_DONE1;
else if (HAS_CAP(wrp->master->caps, PWRAP_CAP_ARB_MT8186))
mask_done = PWRAP_STATE_INIT_DONE0_MT8186;
else
mask_done = PWRAP_STATE_INIT_DONE0;