diff options
Diffstat (limited to 'target/linux/mediatek/patches-4.4/0040-soc-mediatek-PMIC-wrap-add-mt6323-slave-support.patch')
| -rw-r--r-- | target/linux/mediatek/patches-4.4/0040-soc-mediatek-PMIC-wrap-add-mt6323-slave-support.patch | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/target/linux/mediatek/patches-4.4/0040-soc-mediatek-PMIC-wrap-add-mt6323-slave-support.patch b/target/linux/mediatek/patches-4.4/0040-soc-mediatek-PMIC-wrap-add-mt6323-slave-support.patch new file mode 100644 index 0000000000..77f46e7b48 --- /dev/null +++ b/target/linux/mediatek/patches-4.4/0040-soc-mediatek-PMIC-wrap-add-mt6323-slave-support.patch @@ -0,0 +1,98 @@ +From b82474df3eb9fad739b2b74301b68f71011a9dc7 Mon Sep 17 00:00:00 2001 +From: John Crispin <blogic@openwrt.org> +Date: Wed, 20 Jan 2016 11:40:43 +0100 +Subject: [PATCH 40/53] soc: mediatek: PMIC wrap: add mt6323 slave support + +Add support for MT6323 slaves. This PMIC can be found on MT2701 and MT7623 +EVB. The only function that we need to touch is pwrap_init_cipher(). + +Signed-off-by: John Crispin <blogic@openwrt.org> +--- + drivers/soc/mediatek/mtk-pmic-wrap.c | 43 ++++++++++++++++++++++++++++++++++ + 1 file changed, 43 insertions(+) + +diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c +index bcc841e..0e4ebb8 100644 +--- a/drivers/soc/mediatek/mtk-pmic-wrap.c ++++ b/drivers/soc/mediatek/mtk-pmic-wrap.c +@@ -93,6 +93,27 @@ enum dew_regs { + PWRAP_DEW_EVENT_TEST, + PWRAP_DEW_CIPHER_LOAD, + PWRAP_DEW_CIPHER_START, ++ ++ /* MT6323 only regs */ ++ PWRAP_DEW_CIPHER_EN, ++ PWRAP_DEW_RDDMY_NO, ++}; ++ ++static const u32 mt6323_regs[] = { ++ [PWRAP_DEW_BASE] = 0x0000, ++ [PWRAP_DEW_DIO_EN] = 0x018a, ++ [PWRAP_DEW_READ_TEST] = 0x018c, ++ [PWRAP_DEW_WRITE_TEST] = 0x018e, ++ [PWRAP_DEW_CRC_EN] = 0x0192, ++ [PWRAP_DEW_CRC_VAL] = 0x0194, ++ [PWRAP_DEW_MON_GRP_SEL] = 0x0196, ++ [PWRAP_DEW_CIPHER_KEY_SEL] = 0x0198, ++ [PWRAP_DEW_CIPHER_IV_SEL] = 0x019a, ++ [PWRAP_DEW_CIPHER_EN] = 0x019c, ++ [PWRAP_DEW_CIPHER_RDY] = 0x019e, ++ [PWRAP_DEW_CIPHER_MODE] = 0x01a0, ++ [PWRAP_DEW_CIPHER_SWRST] = 0x01a2, ++ [PWRAP_DEW_RDDMY_NO] = 0x01a4, + }; + + static const u32 mt6397_regs[] = { +@@ -371,6 +392,7 @@ static int mt8135_regs[] = { + }; + + enum pmic_type { ++ PMIC_MT6323, + PMIC_MT6397, + }; + +@@ -661,6 +683,19 @@ static int pwrap_init_cipher(struct pmic_wrapper *wrp) + pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_LOAD], 0x1); + pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_START], 0x1); + ++ switch (wrp->slave->type) { ++ case PMIC_MT6397: ++ pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_LOAD], ++ 0x1); ++ pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_START], ++ 0x1); ++ break; ++ case PMIC_MT6323: ++ pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_EN], ++ 0x1); ++ break; ++ } ++ + /* wait for cipher data ready@AP */ + ret = pwrap_wait_for_state(wrp, pwrap_is_cipher_ready); + if (ret) { +@@ -858,6 +893,11 @@ static const struct regmap_config pwrap_regmap_config = { + .max_register = 0xffff, + }; + ++static const struct pwrap_slv_type pmic_mt6323 = { ++ .dew_regs = mt6323_regs, ++ .type = PMIC_MT6323, ++}; ++ + static const struct pwrap_slv_type pmic_mt6397 = { + .dew_regs = mt6397_regs, + .type = PMIC_MT6397, +@@ -865,6 +905,9 @@ static const struct pwrap_slv_type pmic_mt6397 = { + + static const struct of_device_id of_slave_match_tbl[] = { + { ++ .compatible = "mediatek,mt6323", ++ .data = &pmic_mt6323, ++ }, { + .compatible = "mediatek,mt6397", + .data = &pmic_mt6397, + }, { +-- +1.7.10.4 + |